@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap";html{font-size:clamp(15px,.5vw + 13px,19px)}:root{--primary: #4f46e5;--primary-dark: #4338ca;--primary-light: #eef2ff;--accent: #06b6d4;--success: #10b981;--bg: #f8fafc;--card: #ffffff;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--warning: #f59e0b;--danger: #ef4444;--danger-dark: #dc2626;--shadow: 0 .625rem .9375rem -.1875rem rgb(0 0 0 / .1);--shadow-lg: 0 1.25rem 1.5625rem -.3125rem rgb(0 0 0 / .1);--radius: 1rem;--radius-sm: .625rem;--gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);--container-pad: clamp(1.25rem, 5vw, 5rem);--font: "Inter", system-ui, sans-serif;--c-bg: #f0f2f5;--c-surface: #ffffff;--c-border: #e5e7eb;--c-text: #111827;--c-muted: #6b7280;--c-subtle: #f9fafb;--c-success: #16a34a;--c-success-bg: #f0fdf4;--c-success-border: #bbf7d0;--c-success-light: #dcfce7;--c-error: #dc2626;--c-error-bg: #fef2f2;--c-error-border: #fecaca;--c-error-light: #fee2e2;--c-warning: #d97706;--c-warning-bg: #fffbeb;--c-warning-border: #fde68a;--c-warning-light: #fef3c7;--c-info: #2563eb;--c-info-bg: #eff6ff;--c-info-border: #bfdbfe;--c-info-light: #dbeafe;--c-radius-sm: .375rem;--c-radius-lg: .875rem;--sidebar-w: 15rem;--top-h: 3.75rem;--c-sidebar: #111827;--c-sidebar-hover: #1f2937;--c-primary: #2563eb;--c-primary-hover: #1d4ed8;--c-danger: #dc2626;--c-danger-hover: #b91c1c;--c-row-hover: #f9fafb;--c-radius: .625rem;--c-shadow-sm: 0 .0625rem .1875rem rgba(0, 0, 0, .08), 0 .0625rem .125rem rgba(0, 0, 0, .04);--c-shadow-md: 0 .25rem .75rem rgba(0, 0, 0, .1);--c-shadow-lg: 0 .75rem 2rem rgba(0, 0, 0, .15)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;width:100%;overflow-x:hidden}:focus-visible{outline:.125rem solid var(--primary);outline-offset:.125rem}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}img,svg,video{max-width:100%;height:auto;display:block}#loader{position:fixed;top:0;right:0;bottom:0;left:0;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:24px;z-index:9999;transition:opacity .4s ease}#loader.hidden{opacity:0;pointer-events:none}.spinner{width:48px;height:48px;border-radius:50%;background:conic-gradient(from 0deg,transparent 0deg,var(--primary, #4f46e5) 180deg,#22d3ee 300deg,transparent 360deg);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 4px),#000 calc(100% - 4px));mask:radial-gradient(farthest-side,transparent calc(100% - 4px),#000 calc(100% - 4px));animation:spin 1.8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.label{color:#9ca3af;font-size:14px;letter-spacing:.01em}@media(prefers-reduced-motion:reduce){.spinner{animation:none}}.pwa-update-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%);width:min(420px,calc(100% - 32px));background:var(--surface, #fff);color:var(--text, #111);border-radius:18px;padding:18px;box-shadow:0 15px 40px #0000002e;z-index:99999;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translate(-50%,40px)}to{opacity:1;transform:translate(-50%)}}.pwa-update-title{font-size:1rem;font-weight:700}.pwa-update-text{margin-top:8px;opacity:.8}.pwa-update-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:18px}.pwa-update-btn{border:none;cursor:pointer;padding:.7rem 1.2rem;border-radius:10px;font-weight:600}.pwa-update-btn.primary{background:#2563eb;color:#fff}.pwa-update-btn.secondary{background:#ececec}:root{--primary: var(--primary, #4f46e5);--primary-light: var(--primary-light, rgba(79, 70, 229, .1))}.pwa-install-banner{position:fixed;bottom:calc(1rem + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%) translateY(150%);width:min(calc(100vw - 2rem),440px);max-height:min(80vh,560px);background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);z-index:9999;overflow:hidden;box-sizing:border-box;transition:transform .5s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column}.pwa-install-banner.pwa-visible{transform:translate(-50%) translateY(0)}.pwa-install-stripe{height:4px;width:100%;background:var(--gradient);flex-shrink:0}.pwa-install-body{padding:clamp(.875rem,3vw,1.25rem);display:flex;align-items:flex-start;gap:clamp(.625rem,2vw,1rem);flex-shrink:0;box-sizing:border-box}.pwa-install-icon{width:clamp(38px,9vw,48px);height:clamp(38px,9vw,48px);border-radius:12px;background:var(--gradient);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:0 4px 12px #4f46e540}.pwa-install-text{flex:1;min-width:0}.pwa-install-title{font-size:clamp(.9rem,2.4vw,1.05rem);font-weight:700;color:var(--text);letter-spacing:-.01em;margin-bottom:.2rem;line-height:1.25}.pwa-install-sub{font-size:clamp(.72rem,1.9vw,.825rem);color:var(--text-muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:break-word}.pwa-install-actions{display:flex;align-items:center;gap:.4rem;flex-shrink:0}.pwa-install-btn{min-height:40px;padding:.5rem .9rem;background:var(--gradient);color:#fff;border:none;border-radius:10px;font-size:.8rem;font-weight:600;font-family:inherit;cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;transition:transform .2s ease,box-shadow .2s ease;box-shadow:0 4px 10px #4f46e533}.pwa-install-btn:hover{transform:translateY(-1px);box-shadow:0 6px 14px #4f46e54d}.pwa-install-btn:active{transform:translateY(0) scale(.98)}.pwa-install-btn:focus-visible,.pwa-install-close:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.pwa-install-close{width:34px;height:34px;border-radius:8px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s,color .15s}.pwa-install-close:hover{background:var(--bg);color:var(--text)}.pwa-ios-sheet{padding:.875rem clamp(.875rem,3vw,1.25rem) 1.1rem;background:var(--bg);border-top:1px solid var(--border);display:flex;flex-direction:column;gap:.6rem;overflow-y:auto;-webkit-overflow-scrolling:touch;box-sizing:border-box;animation:pwa-sheet-in .28s cubic-bezier(.16,1,.3,1)}.pwa-ios-step{display:flex;align-items:flex-start;gap:.65rem;font-size:.83rem;color:var(--text);line-height:1.5;overflow-wrap:break-word}.pwa-ios-num{width:22px;height:22px;border-radius:50%;background:var(--primary-light);color:var(--primary);font-size:.72rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:.05rem}.pwa-ios-icon{display:inline-flex;align-items:center;justify-content:center;color:var(--primary);flex-shrink:0;margin-top:.15rem}.pwa-ios-step:has(.pwa-ios-icon):not(:has(.pwa-ios-num)){padding:.75rem .85rem;background:var(--card);border:1px dashed var(--border);border-radius:12px}@keyframes pwa-sheet-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.pwa-install-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:clamp(1.1rem,4vw,2rem);box-shadow:var(--shadow);display:flex;flex-direction:column;align-items:center;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;width:100%;box-sizing:border-box;margin-top:.8rem}.pwa-install-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#4f46e54d}.pwa-install-card-icon{width:clamp(46px,11vw,60px);height:clamp(46px,11vw,60px);border-radius:16px;background:var(--gradient);align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:0 6px 16px #4f46e540;display:none;margin-bottom:1rem}.pwa-install-card-body{flex:1;min-width:0;width:100%;max-width:480px;display:flex;flex-direction:column;align-items:center;box-sizing:border-box}.pwa-install-card-title{font-size:clamp(1.05rem,3vw,1.3rem);font-weight:700;color:var(--text);margin:0 0 .5rem;display:flex;align-items:center;gap:.5rem;line-height:1.25;text-align:center}.pwa-install-card-desc{color:var(--text-muted);margin:0 0 1.1rem;font-size:clamp(.82rem,2vw,.95rem);line-height:1.6;max-width:100%;text-align:center;overflow-wrap:break-word}.pwa-install-card-features{display:flex;flex-wrap:wrap;justify-content:center;gap:.5rem;margin-bottom:1.4rem}.pwa-feature-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .75rem;background:var(--bg);border:1px solid var(--border);border-radius:20px;font-size:.75rem;font-weight:600;color:var(--text-muted);white-space:nowrap}.pwa-feature-chip svg{color:var(--success);flex-shrink:0}.pwa-card-guide{width:100%;max-width:480px;margin-top:1rem;padding:.9rem 1.1rem;border-radius:12px;background:var(--bg);border:1px dashed var(--border);font-size:.83rem;color:var(--text);box-sizing:border-box;max-height:220px;overflow-y:auto;-webkit-overflow-scrolling:touch;text-align:left;animation:pwa-sheet-in .28s cubic-bezier(.16,1,.3,1)}.pwa-card-guide p{margin:.5rem 0;display:flex;align-items:flex-start;gap:.5rem;line-height:1.55;overflow-wrap:break-word}.pwa-card-guide p:first-child{margin-top:0}.pwa-card-guide p:last-child{margin-bottom:0}@media(max-width:359px){.pwa-install-banner{width:calc(100vw - 1.25rem);bottom:calc(.625rem + env(safe-area-inset-bottom,0px))}.pwa-install-body{padding:.75rem;gap:.5rem}.pwa-install-actions{gap:.3rem}.pwa-install-btn{padding:.5rem .7rem;font-size:.75rem}}@media(max-width:480px){.pwa-install-body{flex-wrap:wrap}.pwa-install-icon{width:38px;height:38px}.pwa-install-text{flex:1 1 calc(100% - 52px)}.pwa-install-actions{width:100%;justify-content:flex-end;margin-top:.25rem;padding-top:.5rem;border-top:1px solid var(--bg)}.pwa-install-btn{flex:1}.pwa-ios-sheet{max-height:45vh}.pwa-card-guide{max-height:40vh}.pwa-install-card{padding:1.1rem}.pwa-install-card-icon{display:flex;align-self:center}}@media(min-width:481px)and (max-width:768px){.pwa-install-card{align-items:center}.pwa-ios-sheet{max-height:50vh}}@media(min-width:769px)and (max-width:1024px){.pwa-install-banner{width:min(calc(100vw - 3rem),460px)}.pwa-install-card{padding:1.75rem}}@media(min-width:1025px){.pwa-install-banner{width:460px;max-height:min(75vh,600px)}.pwa-install-card:hover .pwa-install-card-icon{transform:scale(1.05)}}@media(max-height:480px){.pwa-install-banner{max-height:88vh}.pwa-ios-sheet{max-height:30vh}}@media(prefers-reduced-motion:reduce){.pwa-install-banner,.pwa-install-btn,.pwa-install-card,.pwa-ios-sheet,.pwa-card-guide{transition:none;animation:none}}html{scroll-behavior:smooth}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}.scroll-progress{position:fixed;top:0;left:0;height:.2rem;background:var(--gradient);z-index:1000;transform-origin:left;transition:width .1s linear}nav{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(.75rem);-webkit-backdrop-filter:blur(.75rem);border-bottom:.0625rem solid transparent;transition:border-color .3s ease,box-shadow .3s ease}nav.is-scrolled{border-bottom-color:var(--border);box-shadow:0 .5rem 1.5rem -1rem #0f172a1f}.home-hero{position:relative;overflow:hidden;padding:clamp(3.5rem,2.5rem + 5vw,6rem) 0 clamp(4rem,3rem + 5vw,7rem);background:var(--bg)}.home-hero-blob{position:absolute;border-radius:50%;filter:blur(4rem);opacity:.3;pointer-events:none;z-index:0;animation:blob-drift 14s ease-in-out infinite}.home-hero-blob-1{width:26rem;height:26rem;background:var(--primary);top:-10rem;left:-8rem}.home-hero-blob-2{width:22rem;height:22rem;background:var(--accent);bottom:-8rem;right:-6rem;opacity:.2;animation-delay:-7s;animation-direction:reverse}@keyframes blob-drift{0%,to{transform:translate(0) scale(1)}50%{transform:translate(2rem,1.5rem) scale(1.08)}}.home-hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr;gap:clamp(3rem,2.5rem + 3vw,4.5rem);align-items:center}.home-eyebrow{display:inline-flex;align-items:center;gap:.5rem;background:var(--primary-light);color:var(--primary);font-weight:700;font-size:.85rem;padding:.5rem 1rem;border-radius:999px;margin-bottom:1.5rem;animation:fade-up .6s ease both}.home-eyebrow i{animation:bolt-flicker 2.4s ease-in-out infinite}@keyframes bolt-flicker{0%,to{opacity:1}50%{opacity:.5}}.home-hero-content h1{font-size:clamp(2.25rem,1.6rem + 3vw,3.5rem);font-weight:900;line-height:1.1;letter-spacing:-.02em;margin-bottom:1.5rem;color:var(--text)}.home-hero-content h1 .word{display:inline-block;opacity:0;transform:translateY(.6em);filter:blur(.15rem);animation:word-in .7s cubic-bezier(.16,1,.3,1) forwards}@keyframes word-in{to{opacity:1;transform:translateY(0);filter:blur(0)}}.text-gradient{background:var(--gradient);background-size:200% 100%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradient-pan 6s ease-in-out infinite}@keyframes gradient-pan{0%,to{background-position:0% 50%}50%{background-position:100% 50%}}.home-hero-content>p{font-size:clamp(1rem,.9rem + .4vw,1.2rem);color:var(--text-muted);max-width:34rem;margin-bottom:2.5rem;line-height:1.65;animation:fade-up .6s ease .35s both}@keyframes fade-up{0%{opacity:0;transform:translateY(.75rem)}to{opacity:1;transform:translateY(0)}}.home-hero-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:3rem;animation:fade-up .6s ease .5s both}.btn-hero-outline{padding:1rem 2.5rem;border-radius:.75rem}.home-hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;max-width:26rem;animation:fade-up .6s ease .65s both}.stat{display:flex;flex-direction:column;gap:.25rem;text-align:center}.stat-num{font-size:clamp(1.5rem,1.3rem + .6vw,1.85rem);font-weight:900;color:var(--text);font-variant-numeric:tabular-nums}.stat-label{font-size:.8rem;color:var(--text-muted);font-weight:600;line-height:1.3}.btn{position:relative;overflow:hidden;isolation:isolate;transition:transform .18s cubic-bezier(.34,1.56,.64,1),box-shadow .25s ease,border-color .25s ease,background .25s ease}.btn:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;z-index:-1;background:linear-gradient(115deg,transparent 20%,rgba(255,255,255,.35) 45%,transparent 70%);transform:translate(-120%);transition:transform .6s ease}.btn:hover:before{transform:translate(120%)}.btn:hover{transform:translateY(-.15rem)}.btn:active{transform:translateY(0) scale(.97)}.btn:focus-visible{outline:.15rem solid var(--primary);outline-offset:.2rem}.btn-primary:hover{box-shadow:0 .75rem 1.75rem -.5rem color-mix(in srgb,var(--primary) 55%,transparent)}.btn-outline:hover{border-color:var(--primary);color:var(--primary)}.home-hero-actions .btn-primary{background:var(--gradient);background-size:200% 100%;border-color:transparent;color:#fff;box-shadow:0 .6rem 1.5rem -.5rem color-mix(in srgb,var(--primary) 60%,transparent);animation:fade-up .6s ease .5s both,gradient-pan 5s ease-in-out infinite}.home-hero-actions .btn-primary:hover{background-position:100% 50%;box-shadow:0 1rem 2.25rem -.5rem color-mix(in srgb,var(--primary) 65%,transparent)}.home-hero-demo{display:flex;justify-content:center}.demo-card{width:100%;max-width:25rem;background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:clamp(1.5rem,1.25rem + 1vw,2rem);position:relative;overflow:hidden;animation:demo-card-in .7s cubic-bezier(.16,1,.3,1) both,demo-float 6s ease-in-out 1.2s infinite}@keyframes demo-float{0%,to{transform:translateY(0)}50%{transform:translateY(-.4rem)}}.demo-card:before{content:"";position:absolute;top:0;left:0;right:0;height:.3rem;background:var(--gradient);background-size:200% 100%;animation:gradient-pan 4s ease-in-out infinite}@keyframes demo-card-in{0%{opacity:0;transform:translateY(1.25rem) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.demo-card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.demo-tag{font-size:.75rem;font-weight:700;color:var(--primary);background:var(--primary-light);padding:.35rem .7rem;border-radius:999px}.demo-timer{font-size:.8rem;font-weight:700;color:var(--text-muted);display:inline-flex;align-items:center;gap:.4rem;font-variant-numeric:tabular-nums;transition:color .2s ease}.demo-timer.urgent{color:var(--danger);animation:demo-pulse .9s ease-in-out infinite}@keyframes demo-pulse{0%,to{opacity:1}50%{opacity:.45}}.demo-progress{display:flex;gap:.4rem;margin-bottom:1.5rem}.demo-dot{width:.4rem;height:.4rem;border-radius:999px;background:var(--border);transition:all .3s cubic-bezier(.34,1.56,.64,1)}.demo-dot.active{width:1.5rem;background:var(--primary)}.demo-dot.done{background:var(--success)}.demo-question-wrap{animation:demo-question-in .4s cubic-bezier(.16,1,.3,1) both}@keyframes demo-question-in{0%{opacity:0;transform:translate(.75rem)}to{opacity:1;transform:translate(0)}}.demo-question{font-weight:700;font-size:1rem;line-height:1.55;margin-bottom:1.5rem;color:var(--text);min-height:3.1em}.demo-options{display:flex;flex-direction:column;gap:.7rem;margin-bottom:1.25rem}.demo-option{display:flex;align-items:center;gap:.75rem;width:100%;text-align:left;padding:.8rem 1rem;border-radius:.625rem;border:.0625rem solid var(--border);background:var(--bg);font-size:.9rem;font-weight:600;color:var(--text);cursor:pointer;transition:border-color .15s ease,transform .15s cubic-bezier(.34,1.56,.64,1),background .15s ease,box-shadow .15s ease}.demo-option:hover:not(:disabled){border-color:var(--primary);transform:translate(.2rem);box-shadow:0 .25rem .75rem -.5rem #0f172a40}.demo-option:active:not(:disabled){transform:scale(.98)}.demo-option:disabled{cursor:default}.demo-option-letter{display:inline-flex;align-items:center;justify-content:center;width:1.5rem;height:1.5rem;flex-shrink:0;border-radius:50%;background:var(--border);font-size:.75rem;font-weight:800;transition:all .15s ease}.demo-option i{margin-left:auto;animation:demo-pop-in .3s cubic-bezier(.34,1.56,.64,1)}@keyframes demo-pop-in{0%{transform:scale(0);opacity:0}70%{transform:scale(1.25)}to{transform:scale(1);opacity:1}}.demo-option.correct{background:#f0fdf4;border-color:#bbf7d0;color:#16a34a;animation:correct-glow .5s ease}@keyframes correct-glow{0%{box-shadow:0 0 #16a34a59}to{box-shadow:0 0 0 .5rem #16a34a00}}.demo-option.correct .demo-option-letter{background:#16a34a;color:#fff}.demo-option.incorrect{background:#fef2f2;border-color:#fecaca;color:#dc2626;animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-.3rem)}75%{transform:translate(.3rem)}}.demo-option.incorrect .demo-option-letter{background:#dc2626;color:#fff}.demo-feedback{display:flex;gap:.6rem;align-items:flex-start;font-size:.85rem;color:var(--text-muted);background:var(--bg);border-radius:.625rem;padding:.85rem 1rem;animation:demo-question-in .3s ease both}.demo-feedback i{color:var(--warning);margin-top:.15rem;flex-shrink:0}.demo-footer{margin-top:1.25rem;padding-top:1.25rem;border-top:.0625rem solid var(--border)}.demo-cta{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:.9rem;color:var(--primary);background:none;border:none;padding:0;cursor:pointer;font-family:inherit;transition:gap .15s ease}.demo-cta:hover{gap:.7rem}.demo-cta-ghost{color:var(--text-muted)}.reveal{opacity:0;transform:translateY(1.75rem);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1);transition-delay:calc(var(--reveal-i, 0) * 90ms)}.reveal.is-visible{opacity:1;transform:translateY(0)}.home-section{margin-top:4rem;padding-top:clamp(3.5rem,2.5rem + 3vw,5.5rem);padding-bottom:clamp(3.5rem,2.5rem + 3vw,5.5rem)}.home-section+.home-section{padding-top:0}.home-section-title{font-size:clamp(1.5rem,1.2rem + 1.5vw,2.25rem);font-weight:800;text-align:center;margin-bottom:.75rem;margin-top:.75rem}.home-section-title-left{text-align:left}.home-section-sub{text-align:center;color:var(--text-muted);margin-bottom:3.5rem;font-size:1.05rem}.features-grid{display:grid;grid-template-columns:1fr;gap:1.75rem}.feature-card{background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);padding:clamp(1.5rem,1.25rem + 1vw,2rem);transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s ease,border-color .3s ease}.feature-card:hover{transform:translateY(-.35rem);box-shadow:var(--shadow-lg);border-color:var(--primary)}.feature-icon{width:3rem;height:3rem;border-radius:.75rem;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.25rem;margin-bottom:1.25rem;transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.feature-card:hover .feature-icon{transform:scale(1.08) rotate(-4deg)}.feature-card h3{font-size:1.1rem;font-weight:800;margin-bottom:.6rem;color:var(--text)}.feature-card p{font-size:.9rem;color:var(--text-muted);line-height:1.65}.home-steps-section{background:var(--card);border-top:.0625rem solid var(--border);border-bottom:.0625rem solid var(--border);margin-top:4rem}.steps-grid{display:grid;grid-template-columns:1fr;gap:1.75rem}.step-card{background:var(--bg);border:.0625rem solid var(--border);border-radius:var(--radius);padding:clamp(1.5rem,1.25rem + 1vw,2rem);transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s ease}.step-card:hover{transform:translateY(-.25rem);box-shadow:var(--shadow-lg)}.step-number{font-size:.85rem;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;letter-spacing:.05em}.step-icon{width:2.75rem;height:2.75rem;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.1rem;margin:1rem 0 1.25rem}.step-card h3{font-size:1.05rem;font-weight:800;margin-bottom:.5rem;color:var(--text)}.step-card p{font-size:.9rem;color:var(--text-muted);line-height:1.65}.trust-grid{display:grid;grid-template-columns:1fr;gap:3rem;align-items:start}.trust-item{display:flex;gap:1.25rem;margin-bottom:2rem}.trust-item:last-child{margin-bottom:0}.trust-item i{flex-shrink:0;width:2.75rem;height:2.75rem;border-radius:.75rem;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.05rem;transition:transform .3s cubic-bezier(.34,1.56,.64,1),background .3s ease,color .3s ease}.trust-item:hover i{transform:scale(1.1);background:var(--primary);color:#fff}.trust-item h3{font-size:1rem;font-weight:800;margin-bottom:.4rem;color:var(--text)}.trust-item p{font-size:.9rem;color:var(--text-muted);line-height:1.65}.trust-highlight{background:var(--gradient);background-size:200% 200%;color:#fff;border-radius:var(--radius);padding:clamp(2.5rem,2rem + 2vw,3.5rem);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:var(--shadow-lg);animation:gradient-pan 8s ease-in-out infinite}.trust-highlight-num{font-size:clamp(2.5rem,2rem + 2vw,3.5rem);font-weight:900;font-variant-numeric:tabular-nums;line-height:1;margin-bottom:1rem}.trust-highlight-label{font-size:.95rem;opacity:.95;max-width:16rem;line-height:1.5}.accordion-item{border:.0625rem solid var(--border);border-radius:.75rem;margin-bottom:1rem;overflow:hidden;background:var(--card);transition:border-color .2s ease,box-shadow .2s ease}.accordion-item:last-child{margin-bottom:0}.accordion-item:hover{border-color:var(--primary)}.accordion-item summary{padding:1.5rem;font-weight:700;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1.5rem;transition:color .2s}.accordion-item summary:hover{color:var(--primary)}.accordion-item summary::-webkit-details-marker{display:none}.accordion-icon{flex-shrink:0;width:1.75rem;height:1.75rem;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.75rem;transition:transform .3s ease}.accordion-item[open] .accordion-icon{transform:rotate(45deg)}.accordion-content{padding:0 1.5rem 1.5rem;color:var(--text-muted);line-height:1.7;font-size:.95rem;animation:demo-question-in .3s ease both}.cta{background:var(--gradient);background-size:200% 200%;color:#fff;border-radius:var(--radius);padding:clamp(2.5rem,2rem + 3vw,4rem) 2rem;text-align:center;box-shadow:var(--shadow-lg);animation:gradient-pan 8s ease-in-out infinite}.cta h2{font-size:clamp(1.75rem,1.3rem + 2.5vw,2.75rem);margin-bottom:1rem;font-weight:900}.cta p{margin-bottom:2rem;opacity:.95;font-size:1.1rem}@media(min-width:40em){.features-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:64em){.home-hero-inner{grid-template-columns:1.1fr .9fr}.features-grid,.steps-grid{grid-template-columns:repeat(3,1fr)}.trust-grid{grid-template-columns:1.3fr .7fr}.demo-card{transform:rotate(-1deg)}.demo-card:hover{transform:rotate(0) translateY(-.4rem)}}@media(max-width:63.99em){.home-hero-content{text-align:center}.home-hero-content>p{margin-left:auto;margin-right:auto}.home-hero-actions{justify-content:center}.home-hero-stats{margin:0 auto}}@media(max-width:30em){.home-hero-actions{flex-direction:column}.home-hero-actions .btn{width:100%}.demo-card{max-width:100%}.home-section-sub{margin-bottom:2.5rem}}#about-container{width:100%;margin:0 auto;padding:0 1.25rem}.about-page-header{background:var(--gradient);color:#fff;padding:4rem 0;text-align:center}.about-page-title{font-size:2.5rem;font-weight:800;margin-bottom:1rem}.about-page-subtitle{opacity:.95;font-size:1.1rem;max-width:600px;margin:0 auto}.about-main{padding:3rem 0 4rem}.about-card{background:var(--card);border-radius:var(--radius);padding:2.5rem;box-shadow:var(--shadow);border:1px solid var(--border);margin-bottom:2rem}.about-section-title{font-size:1.75rem;font-weight:800;margin-bottom:1rem;display:flex;align-items:center;gap:.75rem}.section-title span{font-size:2rem}.about-section-text{color:var(--text-muted);font-size:1.05rem;line-height:1.8;margin-bottom:1.5rem}.about-section-text strong{color:var(--text);font-weight:700}.about-stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin:2rem 0}.about-stat-card{background:var(--bg);border:1.5px solid var(--border);border-radius:12px;padding:1.5rem;text-align:center}.about-stat-number{font-size:2.5rem;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.25rem}.about-stat-label{color:var(--text-muted);font-size:.9rem;font-weight:600}.about-contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:2rem}.about-contact-card{background:var(--bg);border:1.5px solid var(--border);border-radius:12px;padding:1.5rem;display:flex;align-items:center;gap:1rem;transition:all .2s}.about-contact-card:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #4f46e51a}.about-contact-icon{width:50px;height:50px;background:var(--gradient);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;flex-shrink:0}.about-contact-info h4{font-size:.875rem;color:var(--text-muted);font-weight:600;margin-bottom:.25rem}.about-contact-info a{color:var(--text);text-decoration:none;font-weight:600;font-size:1rem}.about-contact-info a:hover{color:var(--primary)}.about-values-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem;margin-top:1.5rem}.about-value-card{padding:1.5rem;background:var(--bg);border-radius:12px;border-left:4px solid var(--primary)}.about-value-card h4{font-size:1.1rem;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.about-value-card p{color:var(--text-muted);font-size:.9rem;line-height:1.7}.footer-bottom{border-top:1px solid #1e293b;padding-top:1.5rem;text-align:center;font-size:.875rem}@media(max-width:768px){.about-page-title{font-size:1.75rem}.about-stats-grid,.about-contact-grid,.about-values-grid{grid-template-columns:1fr}.about-card{padding:1.5rem}}:root{--c-getting-started: #4f46e5;--c-study-practice: #0e7490;--c-exam-scheduling: #047857;--c-account: #6d28d9;--c-activation: #b45309;--c-troubleshooting: #be123c;--c-privacy: #334155}html{font-size:clamp(15px,.45vw + 13px,18px)}*{margin:0;padding:0;box-sizing:border-box;scrollbar-width:none;-ms-overflow-style:none}*::-webkit-scrollbar{display:none}.help-page{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;width:100%;overflow-x:hidden}.help-page a{text-decoration:none;color:inherit}.help-page h1,.help-page h2,.help-page h3{font-family:Sora,Inter,sans-serif}.help-page :focus-visible{outline:.125rem solid var(--primary);outline-offset:.125rem}.help-page img,.help-page svg,.help-page video{max-width:100%;height:auto;display:block}@media(prefers-reduced-motion:reduce){.help-page *,.help-page *:before,.help-page *:after{animation-duration:.01ms!important;transition-duration:.01ms!important}}.help-container{width:100%;padding:0 var(--container-pad);max-width:78rem;margin:0 auto}.help-nav{background:#ffffffe6;-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);border-bottom:.0625rem solid var(--border);position:sticky;top:0;z-index:100;width:100%}.help-nav-content{display:flex;align-items:center;justify-content:space-between;padding:1rem 0}.help-logo{font-family:Sora,sans-serif;font-weight:800;font-size:1.25rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.help-nav-crumb{font-size:.85rem;color:var(--text-faint);font-weight:500}.help-nav-crumb strong{color:var(--text);font-weight:600}.help-hero{padding:3rem 0 2.5rem;text-align:center}.help-hero h1{font-size:clamp(1.7rem,1.3rem + 1.6vw,2.5rem);font-weight:800;letter-spacing:-.02em;margin-bottom:.6rem}.help-hero p{color:var(--text-muted);font-size:1rem;max-width:32rem;margin:0 auto}.help-search{position:relative;max-width:34rem;margin:1.75rem auto 0}.help-search i{position:absolute;left:1.15rem;top:50%;transform:translateY(-50%);color:var(--text-faint);font-size:1rem}.help-search input{width:100%;padding:1rem 1.25rem 1rem 3rem;border-radius:var(--radius-sm);border:.0625rem solid var(--border);background:var(--card);font-size:.95rem;font-family:inherit;color:var(--text);box-shadow:var(--shadow-sm)}.help-search input:focus{border-color:var(--primary)}.help-layout{display:grid;grid-template-columns:16.5rem 1fr;gap:2.25rem;align-items:start;padding:.5rem 0 4rem}.help-sidebar{position:sticky;top:5.5rem}.help-sidebar-label{font-size:.72rem;font-weight:700;color:var(--text-faint);letter-spacing:.03em;padding:0 .5rem .6rem}.help-nav-item{display:flex;align-items:center;gap:.7rem;width:100%;padding:.65rem .75rem;border-radius:var(--radius-sm);border:none;background:none;font-family:inherit;font-size:.88rem;font-weight:600;color:var(--text-muted);cursor:pointer;text-align:left;border-left:.1875rem solid transparent}.help-nav-item .help-nav-icon{width:1.6rem;height:1.6rem;border-radius:.5rem;display:flex;align-items:center;justify-content:center;font-size:.78rem;color:#fff;background:var(--item-color, var(--text-faint));flex-shrink:0}.help-nav-item .help-nav-count{margin-left:auto;font-size:.75rem;font-weight:600;color:var(--text-faint)}.help-nav-item.active{background:var(--card);color:var(--text);border-left-color:var(--item-color, var(--primary));box-shadow:var(--shadow-sm)}.help-nav-item:hover:not(.active){color:var(--text)}.help-sidebar-select{display:none}.help-sidebar-select select{width:100%;padding:.7rem .85rem;font-family:inherit;font-size:.9rem;font-weight:600;color:var(--text);border:.0625rem solid var(--border);border-radius:var(--radius-sm);background:var(--card)}.help-sidebar-contact{margin-top:1.5rem;background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);padding:1.25rem}.help-sidebar-contact p{font-size:.82rem;color:var(--text-muted);margin-bottom:.85rem;line-height:1.55}.help-sidebar-contact h3{font-size:.92rem;font-weight:700;margin-bottom:.35rem}.help-mail-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%;padding:.65rem;border-radius:var(--radius-sm);background:var(--primary);color:#fff;font-weight:700;font-size:.85rem}.help-main{min-width:0}.help-breadcrumb{font-size:.82rem;color:var(--text-faint);font-weight:500;margin-bottom:.75rem}.help-breadcrumb button{background:none;border:none;padding:0;font:inherit;color:var(--primary);font-weight:600;cursor:pointer}.help-section-head{margin-bottom:1.5rem}.help-section-head .help-eyebrow{display:inline-flex;align-items:center;gap:.45rem;font-size:.78rem;font-weight:700;color:var(--head-color, var(--primary));margin-bottom:.5rem}.help-section-head h2{font-size:1.5rem;font-weight:800;letter-spacing:-.01em;margin-bottom:.4rem}.help-section-head p{color:var(--text-muted);font-size:.92rem;max-width:34rem}.help-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.9rem}.help-card{display:block;width:100%;text-align:left;background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);padding:1.15rem 1.25rem;cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease}.help-card:hover{border-color:var(--card-color, var(--primary));box-shadow:var(--shadow-sm)}.help-card .help-card-q{font-size:.92rem;font-weight:700;color:var(--text);margin-bottom:.3rem;display:flex;align-items:flex-start;justify-content:space-between;gap:.6rem}.help-card .help-card-q i{color:var(--card-color, var(--primary));font-size:.8rem;margin-top:.2rem;flex-shrink:0}.help-card .help-card-snippet{font-size:.82rem;color:var(--text-muted);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.help-card .help-card-tag{display:inline-block;font-size:.68rem;font-weight:700;color:var(--card-color, var(--primary));background:color-mix(in srgb,var(--card-color, var(--primary)) 12%,#fff);padding:.15rem .5rem;border-radius:999px;margin-bottom:.5rem}.help-article{position:relative;background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);overflow:hidden}.help-article-bar{height:.28rem;background:var(--art-color, var(--primary))}.help-article-body{position:relative;padding:2rem clamp(1.25rem,3vw,2.5rem)}.help-article-body .help-eyebrow{display:inline-flex;align-items:center;gap:.45rem;font-size:.78rem;font-weight:700;color:var(--art-color, var(--primary))}.help-article-body h2{font-size:1.4rem;font-weight:800;margin:.4rem 0 1.1rem;letter-spacing:-.01em;padding-right:2rem}.help-article-body .help-answer{color:var(--text-muted);font-size:.96rem;line-height:1.8;max-width:38rem}.help-article-body .help-answer strong{color:var(--text)}.help-article-body .help-answer a{color:var(--primary);font-weight:700}.help-article-close{position:absolute;top:1.25rem;right:1.25rem;width:2.1rem;height:2.1rem;border-radius:999px;border:.0625rem solid var(--border);background:var(--card);color:var(--text-muted);font-size:.9rem;display:flex;align-items:center;justify-content:center;cursor:pointer}.help-article-close:hover{background:var(--bg);color:var(--text)}.help-related{margin-top:1.75rem;padding-top:1.5rem;border-top:.0625rem solid var(--border)}.help-related h3{font-size:.85rem;font-weight:700;color:var(--text-faint);margin-bottom:.75rem}.help-related-item{display:flex;align-items:center;justify-content:space-between;padding:.7rem 0;border-bottom:.0625rem solid var(--border);font-size:.88rem;font-weight:600;color:var(--text);cursor:pointer}.help-related-item:last-child{border-bottom:none}.help-related-item i{color:var(--text-faint);font-size:.8rem}.help-empty{text-align:center;padding:3.5rem 1.5rem;color:var(--text-muted)}.help-empty i{font-size:1.75rem;margin-bottom:.75rem;color:var(--border);display:block}.help-footer{border-top:.0625rem solid var(--border);padding:1.75rem 0;text-align:center;color:var(--text-faint);font-size:.8rem}@media(max-width:62em){.help-grid{grid-template-columns:1fr}}@media(max-width:54em){.help-layout{grid-template-columns:1fr;gap:1.25rem}.help-sidebar{position:static;display:flex;flex-direction:column;gap:.75rem}.help-sidebar-nav{display:none}.help-sidebar-select{display:block}.help-sidebar-contact{margin-top:0;order:3}}.feedback-page{min-height:100vh;background:var(--bg)}.feedback-container{max-width:700px;margin:0 auto;padding:0 1.25rem}.feedback-main{padding:0 0 4rem}.feedback-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow)}.feedback-form{display:flex;flex-direction:column;gap:1.5rem}.feedback-form-group{display:flex;flex-direction:column;gap:.5rem}.feedback-label{font-weight:600;font-size:.95rem;color:var(--text);display:flex;align-items:center;gap:.5rem}.feedback-required{color:var(--danger)}.feedback-select,.feedback-textarea{padding:.875rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-size:.95rem;color:var(--text);font-family:inherit;outline:none;transition:all .2s}.feedback-select:focus,.feedback-textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.feedback-textarea{min-height:140px;resize:vertical;line-height:1.6}.feedback-hint{font-size:.875rem;color:var(--text-muted)}.feedback-error{font-size:.875rem;color:var(--danger)}.feedback-submit{padding:.875rem 1.5rem;background:var(--gradient);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;box-shadow:0 4px 12px #4f46e54d}.feedback-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.feedback-submit:disabled{opacity:.6;cursor:not-allowed;transform:none}.feedback-success{display:none;background:var(--card);border:2px solid var(--success);border-radius:var(--radius);padding:3rem 2rem;text-align:center;box-shadow:var(--shadow)}.feedback-success.show{display:block;animation:feedbackFadeIn .3s ease}@keyframes feedbackFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.feedback-success-icon{width:64px;height:64px;background:var(--success);color:#fff;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1rem}.feedback-success-title{font-size:1.75rem;font-weight:800;margin-bottom:.75rem;color:var(--text)}.feedback-success-text{font-size:1rem;color:var(--text-muted);margin-bottom:1.5rem;line-height:1.6}.feedback-btn-secondary{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;background:var(--bg);border:1.5px solid var(--border);border-radius:10px;font-weight:600;color:var(--text);text-decoration:none;transition:all .2s}.feedback-btn-secondary:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}.d-none{display:none}@media(max-width:768px){.feedback-card{padding:1.5rem}}.legal-page .container{max-width:900px;margin:0 auto;padding:0 1.25rem 4rem}.legal-page .content-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.5rem;box-shadow:var(--shadow);margin-bottom:2rem}.legal-page .content-card h2{font-size:1.5rem;font-weight:700;margin-bottom:1rem;margin-top:2rem}.legal-page .content-card h2:first-child{margin-top:0}.legal-page .content-card h3{font-size:1.15rem;font-weight:600;margin-bottom:.75rem;margin-top:1.5rem;color:var(--text)}.legal-page .content-card p{color:var(--text-muted);margin-bottom:1rem}.legal-page .content-card ul{margin-left:1.5rem;margin-bottom:1rem;color:var(--text-muted)}.legal-page .content-card li{margin-bottom:.5rem}.legal-page .highlight-box{background:#4f46e514;border-left:4px solid var(--primary);padding:1rem 1.25rem;border-radius:8px;margin:1.5rem 0}.legal-page .highlight-box p{margin:0;color:var(--text);font-weight:500}.legal-page .last-updated{font-size:.875rem;color:var(--text-muted);margin-bottom:1.5rem}.legal-page .tab-switcher{display:flex;gap:.5rem;margin-bottom:2rem;border-bottom:1px solid var(--border)}.legal-page .tab-btn{padding:.75rem 1.5rem;background:none;border:none;border-bottom:2px solid transparent;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .2s}.legal-page .tab-btn.active{color:var(--primary);border-bottom-color:var(--primary)}.legal-page .tab-content{display:none}.legal-page .tab-content.active{display:block}.legal-page footer{border-top:1px solid var(--border);padding:2rem 0;text-align:center;color:var(--text-muted);font-size:.875rem}.message_body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f7fa;display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px;margin:0}.message_card{background:#fff;border-radius:12px;padding:48px 40px;max-width:480px;width:100%;box-shadow:0 4px 20px #00000014;text-align:center}.message_icon{width:64px;height:64px;background:#10b981;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px}.message_icon svg{width:32px;height:32px;stroke:#fff;stroke-width:3;fill:none}.message_title{font-size:28px;color:#111827;margin:0 0 12px;font-weight:600}.message_text{color:#6b7280;font-size:16px;line-height:1.6;margin:0 0 32px}.message_btn{display:inline-block;background:#2563eb;color:#fff;text-decoration:none;padding:12px 28px;border-radius:8px;font-weight:500;transition:background .2s;border:none}.message_btn:hover{background:#1d4ed8}:root{--payment-primary: #4f46e5;--payment-primary-light: #eef2ff;--payment-primary-dark: #3730a3;--payment-success: #10b981;--payment-success-light: #ecfdf5;--payment-danger: #ef4444;--payment-warning: #f59e0b;--payment-bg: #f8fafc;--payment-card: #ffffff;--payment-border: #e2e8f0;--payment-text: #0f172a;--payment-text-muted: #64748b;--payment-radius: 16px;--payment-radius-sm: 10px;--payment-shadow: 0 4px 6px -1px rgb(0 0 0 / .05), 0 2px 4px -2px rgb(0 0 0 / .05);--payment-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .05), 0 4px 6px -4px rgb(0 0 0 / .05);--payment-gradient: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);--payment-gradient-success: linear-gradient(135deg, #10b981 0%, #059669 100%);--payment-gradient-dark: linear-gradient(135deg, #1e1b4b 0%, #312e81 55%, #1d4ed8 100%)}.payment-page-wrap{min-height:100vh;background:var(--payment-bg);color:var(--payment-text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.payment-container{width:100%;margin:-2rem auto 0;padding:0 1.5rem 4rem;position:relative;z-index:1}.payment-hero{background:var(--payment-gradient);padding:1.25rem 1.5rem 3.5rem;position:relative;overflow:hidden}.payment-hero:before{content:"";position:absolute;top:-90px;right:-70px;width:300px;height:300px;border-radius:50%;background:#ffffff14}.payment-hero:after{content:"";position:absolute;bottom:-110px;left:-40px;width:220px;height:220px;border-radius:50%;background:#ffffff0f}.payment-hero-inner{width:100%;margin:0 auto;position:relative;z-index:1}.payment-hero-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.75rem}.payment-hero-back{display:inline-flex;align-items:center;gap:.45rem;color:#ffffffd9;font-size:.85rem;font-weight:600;text-decoration:none;transition:color .2s,transform .2s}.payment-hero-back i{transition:transform .2s}.payment-hero-back:hover{color:#fff}.payment-hero-back:hover i{transform:translate(-3px)}.payment-hero-logo{color:#fff;font-weight:800;font-size:1rem;letter-spacing:-.01em;text-decoration:none;opacity:.95}.payment-hero-top{display:flex;align-items:flex-start;gap:1.1rem;margin-bottom:1.5rem}.payment-hero-icon{flex-shrink:0;width:54px;height:54px;border-radius:14px;background:#ffffff26;border:1px solid rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.payment-hero-title{font-size:1.65rem;font-weight:800;color:#fff;letter-spacing:-.01em;margin-bottom:.4rem;line-height:1.2}.payment-hero-subtitle{font-size:.9rem;line-height:1.55;color:#ffffffd9;max-width:480px}.payment-hero-meta{display:flex;gap:.6rem;flex-wrap:wrap}.payment-hero-chip{display:inline-flex;align-items:center;gap:.4rem;background:#ffffff24;border:1px solid rgba(255,255,255,.22);padding:.45rem .85rem;border-radius:20px;font-size:.78rem;font-weight:600;color:#fff}.payment-status-card{position:relative;border-radius:var(--payment-radius);margin-bottom:1.75rem;overflow:hidden;box-shadow:var(--payment-shadow-lg)}.payment-status-card.is-inactive{background:var(--payment-card);border:1px solid var(--payment-border)}.payment-status-card.is-active{background:var(--payment-gradient-dark);border:1px solid rgba(255,255,255,.08)}.payment-status-card-pattern{position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle,rgba(255,255,255,.09) 1px,transparent 1px);background-size:16px 16px;opacity:.5;pointer-events:none}.payment-status-card-body{position:relative;display:flex;align-items:center;gap:1.1rem;padding:1.35rem 1.5rem}.payment-status-card.is-inactive .payment-status-card-body{border-left:4px solid var(--payment-warning)}.payment-status-icon{flex-shrink:0;width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.15rem}.payment-status-card.is-inactive .payment-status-icon{background:#fffbeb;color:var(--payment-warning)}.payment-status-card.is-active .payment-status-icon{background:#ffffff24;border:1px solid rgba(255,255,255,.25);color:#fff}.payment-status-title{font-weight:800;font-size:1rem;margin-bottom:.2rem}.payment-status-card.is-inactive .payment-status-title{color:var(--payment-text)}.payment-status-card.is-active .payment-status-title{color:#fff}.payment-status-desc{font-size:.85rem;line-height:1.5}.payment-status-card.is-inactive .payment-status-desc{color:var(--payment-text-muted)}.payment-status-card.is-active .payment-status-desc{color:#ffffffbf}.payment-status-badge{flex-shrink:0;display:inline-flex;align-items:center;gap:.35rem;padding:.4rem .75rem;border-radius:20px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.payment-status-card.is-active .payment-status-badge{background:#10b9812e;color:#6ee7b7;border:1px solid rgba(110,231,183,.3)}.payment-status-card.is-inactive .payment-status-badge{background:#fff7ed;color:#c2410c;border:1px solid rgba(194,65,12,.2)}.payment-main-tabs{display:grid;grid-template-columns:1fr 1fr;gap:.5rem;background:var(--payment-card);border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);padding:.5rem;margin-bottom:2rem;box-shadow:var(--payment-shadow)}.payment-main-tab{padding:1rem 1.25rem;border-radius:8px;font-weight:600;font-size:.95rem;text-align:center;cursor:pointer;transition:all .2s ease;color:var(--payment-text-muted);background:transparent;border:none;font-family:inherit;display:flex;align-items:center;justify-content:center;gap:.5rem}.payment-main-tab.active{background:var(--payment-gradient);color:#fff;box-shadow:0 4px 10px #4f46e540}.payment-main-tab:hover:not(.active){background:var(--payment-bg);color:var(--payment-text)}.payment-card{background:var(--payment-card);border:1px solid var(--payment-border);border-radius:var(--payment-radius);box-shadow:var(--payment-shadow-lg);overflow:hidden}.payment-inner-tabs{display:flex;border-bottom:1px solid var(--payment-border);background:var(--payment-bg)}.payment-inner-tab{flex:1;padding:1rem;font-size:.9rem;font-weight:600;color:var(--payment-text-muted);background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;font-family:inherit;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.payment-inner-tab.active{color:var(--payment-primary);border-bottom-color:var(--payment-primary);background:var(--payment-card)}.payment-inner-tab:hover:not(.active){color:var(--payment-text);background:var(--payment-card)}.payment-panel{padding:2.5rem;animation:payment-fade-in .3s ease}@keyframes payment-fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.payment-summary{position:relative;background:var(--payment-primary-light);border-radius:var(--payment-radius-sm);margin-bottom:2rem;display:flex;align-items:stretch;overflow:hidden;box-shadow:0 1px 2px #0000000a}.payment-summary-stub{flex-shrink:0;width:76px;background:var(--payment-gradient);display:flex;align-items:center;justify-content:center;position:relative}.payment-summary-stub-icon{font-size:1.6rem;color:#fff}.payment-summary-divider{position:relative;width:0;border-left:2px dashed rgba(79,70,229,.35)}.payment-summary-divider:before,.payment-summary-divider:after{content:"";position:absolute;left:50%;width:18px;height:18px;background:var(--payment-bg);border-radius:50%;transform:translate(-50%)}.payment-summary-divider:before{top:-9px}.payment-summary-divider:after{bottom:-9px}.payment-summary-info{flex:1;padding:1.35rem 1.5rem}.payment-summary-label{font-size:.72rem;font-weight:700;color:var(--payment-primary-dark);text-transform:uppercase;letter-spacing:.08em;margin-bottom:.4rem}.payment-summary-amount-row{display:flex;align-items:baseline;gap:.5rem;margin-bottom:.5rem;flex-wrap:wrap}.payment-summary-amount{font-size:1.9rem;font-weight:800;color:var(--payment-text);line-height:1.1}.payment-summary-amount-note{font-size:.78rem;font-weight:600;color:var(--payment-primary);background:#4f46e51a;padding:.2rem .55rem;border-radius:12px}.payment-summary-desc{font-size:.85rem;color:var(--payment-text-muted);line-height:1.5}.payment-features-card{background:var(--payment-card);border:1px solid var(--payment-border);border-radius:var(--payment-radius);box-shadow:var(--payment-shadow);padding:2rem;margin-bottom:1.5rem}.payment-features-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem;gap:1rem;flex-wrap:wrap}.payment-features-title{font-size:1.15rem;font-weight:800;color:var(--payment-text)}.payment-features-title span{display:block;font-size:.8rem;font-weight:600;color:var(--payment-text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.25rem}.payment-features-price-chip{background:var(--payment-primary-light);color:var(--payment-primary-dark);font-weight:700;font-size:.85rem;padding:.4rem .85rem;border-radius:20px;white-space:nowrap}.payment-features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.9rem}.payment-feature-item{display:flex;align-items:flex-start;gap:.85rem;padding:1rem;background:var(--payment-bg);border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);transition:border-color .2s,background .2s}.payment-feature-item:hover{border-color:var(--payment-primary);background:var(--payment-primary-light)}.payment-feature-icon{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--payment-gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.95rem}.payment-feature-title{font-weight:700;font-size:.9rem;color:var(--payment-text);margin-bottom:.15rem}.payment-feature-desc{font-size:.8rem;color:var(--payment-text-muted);line-height:1.45}.payment-credit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-bottom:2rem}.payment-credit-pack{border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);padding:1.25rem 1rem;cursor:pointer;text-align:center;transition:all .2s ease;background:var(--payment-card);position:relative}.payment-credit-pack:hover{border-color:var(--payment-primary);background:var(--payment-primary-light)}.payment-credit-pack.selected{border-color:var(--payment-primary);background:var(--payment-primary-light);box-shadow:0 0 0 3px #4f46e526}.payment-credit-pack-badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--payment-gradient);color:#fff;font-size:.7rem;font-weight:700;padding:.25rem .75rem;border-radius:20px;white-space:nowrap;box-shadow:0 2px 4px #4f46e54d}.payment-credit-pack-amount{font-size:1.75rem;font-weight:800;color:var(--payment-primary);margin-bottom:.25rem}.payment-credit-pack-label{font-size:.8rem;color:var(--payment-text-muted);font-weight:600;margin-bottom:.75rem}.payment-credit-pack-price{font-size:1rem;font-weight:700;color:var(--payment-text)}.payment-form-group{margin-bottom:1.5rem}.payment-label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.5rem;color:var(--payment-text)}.payment-input{width:100%;padding:1rem 1.25rem;border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);font-size:1rem;font-family:inherit;transition:all .2s ease;background:var(--payment-card);color:var(--payment-text);outline:none;box-sizing:border-box}.payment-input:focus{border-color:var(--payment-primary);box-shadow:0 0 0 3px #4f46e526}.payment-input.payment-input-error{border-color:var(--payment-danger);background:#fff5f5}.payment-input:disabled{background:var(--payment-bg);color:var(--payment-text-muted);cursor:not-allowed}.payment-field-error{font-size:.8rem;color:var(--payment-danger);margin-top:.4rem;font-weight:500;display:flex;align-items:center;gap:.4rem}.payment-submit{width:100%;padding:1.1rem 1.5rem;background:var(--payment-gradient);color:#fff;border:none;border-radius:var(--payment-radius-sm);font-weight:700;font-size:1.05rem;cursor:pointer;transition:all .2s;font-family:inherit;display:flex;align-items:center;justify-content:center;gap:.75rem;box-shadow:0 4px 12px #4f46e54d;margin-top:1rem}.payment-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.payment-submit:disabled{opacity:.65;cursor:not-allowed;transform:none}.payment-spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:payment-spin .6s linear infinite}@keyframes payment-spin{to{transform:rotate(360deg)}}.payment-security{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:1rem;background:#10b9810d;border:1px solid rgba(16,185,129,.2);border-radius:var(--payment-radius-sm);margin-top:1.5rem;font-size:.85rem;color:var(--payment-success);font-weight:600;text-align:center}.payment-note{font-size:.85rem;color:var(--payment-text-muted);margin-top:1.25rem;padding:1rem;background:var(--payment-bg);border-radius:var(--payment-radius-sm);border-left:3px solid var(--payment-primary);line-height:1.6}.payment-powered-by{display:flex;align-items:center;justify-content:center;gap:.5rem;margin-top:1.5rem;font-size:.8rem;color:var(--payment-text-muted);font-weight:500}.payment-guide-title{font-size:1.25rem;font-weight:800;margin-bottom:.75rem;color:var(--payment-text)}.payment-guide-sub{font-size:.95rem;color:var(--payment-text-muted);margin-bottom:2rem;line-height:1.6}.payment-guide-section{margin-bottom:2.5rem}.payment-guide-section-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--payment-text-muted);margin-bottom:1.25rem;display:flex;align-items:center;gap:.75rem}.payment-guide-section-title:after{content:"";flex:1;height:1px;background:var(--payment-border)}.payment-step{display:flex;gap:1.25rem;margin-bottom:1rem;padding:1.25rem;background:var(--payment-bg);border-radius:var(--payment-radius-sm);border:1px solid var(--payment-border)}.payment-step-number,.payment-step-icon{flex-shrink:0;width:36px;height:36px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1rem}.payment-step-number{background:var(--payment-gradient);color:#fff}.payment-step-icon{background:var(--payment-primary-light);color:var(--payment-primary)}.payment-step-content{flex:1}.payment-step-title{font-weight:700;font-size:1rem;margin-bottom:.35rem;color:var(--payment-text)}.payment-step-desc{font-size:.9rem;color:var(--payment-text-muted);line-height:1.5}.payment-methods-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.payment-method-chip{display:flex;align-items:center;gap:.75rem;padding:1rem;background:var(--payment-bg);border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);font-size:.9rem;font-weight:600;color:var(--payment-text)}.payment-method-chip i{font-size:1.25rem;color:var(--payment-primary)}.payment-faq-item{border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);margin-bottom:.75rem;overflow:hidden}.payment-faq-q{width:100%;padding:1.25rem;display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:.95rem;background:var(--payment-bg);border:none;cursor:pointer;color:var(--payment-text);text-align:left;transition:background .2s}.payment-faq-q:hover,.payment-faq-q.open{background:var(--payment-primary-light);color:var(--payment-primary)}.payment-faq-chevron{font-size:.8rem;transition:transform .2s}.payment-faq-chevron.open{transform:rotate(180deg)}.payment-faq-a{padding:1rem 1.25rem 1.25rem;font-size:.9rem;color:var(--payment-text-muted);line-height:1.6;border-top:1px solid var(--payment-border);background:var(--payment-card)}.payment-support-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%;padding:1rem;border:1px solid var(--payment-border);border-radius:var(--payment-radius-sm);font-weight:600;font-size:.95rem;color:var(--payment-text);background:transparent;cursor:pointer;text-decoration:none;transition:all .2s}.payment-support-btn:hover{border-color:var(--payment-primary);color:var(--payment-primary);background:var(--payment-primary-light)}.payment-toast-portal{position:fixed;top:1.5rem;right:1.5rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem;align-items:flex-end;pointer-events:none}.payment-toast{pointer-events:all;display:flex;align-items:flex-start;gap:.75rem;padding:1rem;border-radius:var(--payment-radius-sm);font-size:.9rem;box-shadow:0 10px 25px -5px #00000026;width:340px;background:var(--payment-card);border-left:4px solid transparent;position:relative;overflow:hidden;animation:payment-toast-in .3s cubic-bezier(.34,1.3,.64,1)}.payment-toast.exiting{animation:payment-toast-out .2s ease forwards}@keyframes payment-toast-in{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@keyframes payment-toast-out{to{opacity:0;transform:translate(30px)}}.payment-toast.t-success{border-left-color:var(--payment-success)}.payment-toast.t-error{border-left-color:var(--payment-danger)}.payment-toast.t-info{border-left-color:var(--payment-primary)}.payment-toast-icon{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem}.payment-toast.t-success .payment-toast-icon{background:#d1fae5;color:var(--payment-success)}.payment-toast.t-error .payment-toast-icon{background:#fee2e2;color:var(--payment-danger)}.payment-toast.t-info .payment-toast-icon{background:var(--payment-primary-light);color:var(--payment-primary)}.payment-toast-body{flex:1;min-width:0}.payment-toast-title{font-weight:700;color:var(--payment-text);margin-bottom:.2rem}.payment-toast-msg{font-size:.85rem;color:var(--payment-text-muted);line-height:1.4}.payment-toast-close{background:none;border:none;cursor:pointer;color:var(--payment-text-muted);padding:0;font-size:1rem;transition:color .2s}.payment-toast-close:hover{color:var(--payment-text)}.payment-toast-bar{position:absolute;bottom:0;left:0;height:3px;transition:width .1s linear}.payment-toast.t-success .payment-toast-bar{background:var(--payment-success)}.payment-toast.t-error .payment-toast-bar{background:var(--payment-danger)}.payment-toast.t-info .payment-toast-bar{background:var(--payment-primary)}@media(max-width:768px){.payment-container{padding:0 1rem 3rem;margin-top:-1.5rem}.payment-hero{padding:1rem 1rem 2.5rem}.payment-hero-topbar{margin-bottom:1.4rem}.payment-hero-icon{width:46px;height:46px;font-size:1.15rem;border-radius:12px}.payment-hero-title{font-size:1.35rem}.payment-hero-subtitle{max-width:100%;font-size:.85rem}.payment-hero-meta{gap:.45rem}.payment-hero-chip{font-size:.72rem;padding:.4rem .7rem}.payment-status-card-body{padding:1.1rem;flex-wrap:wrap}.payment-status-badge{margin-left:auto}.payment-main-tabs{grid-template-columns:1fr;gap:.25rem}.payment-main-tab{padding:.875rem;font-size:.95rem}.payment-inner-tabs{flex-direction:row}.payment-inner-tab{padding:.875rem .5rem;font-size:.85rem}.payment-panel{padding:1.5rem 1rem}.payment-features-card{padding:1.5rem 1.1rem}.payment-features-header{flex-direction:column;align-items:flex-start}.payment-features-grid{grid-template-columns:1fr}.payment-summary{flex-direction:column}.payment-summary-stub{width:100%;padding:1rem 0}.payment-summary-divider{width:100%;height:0;border-left:none;border-top:2px dashed rgba(79,70,229,.35)}.payment-summary-divider:before,.payment-summary-divider:after{top:50%;left:auto;transform:translateY(-50%)}.payment-summary-divider:before{left:-9px}.payment-summary-divider:after{left:auto;right:-9px;bottom:auto}.payment-summary-info{text-align:center;padding:1.25rem 1rem}.payment-summary-amount-row{justify-content:center}.payment-credit-grid{grid-template-columns:1fr;gap:.875rem}.payment-methods-grid{grid-template-columns:1fr}.payment-step{flex-direction:column;gap:.75rem;padding:1.25rem 1rem}.payment-step-number,.payment-step-icon{margin-bottom:.25rem}.payment-security{flex-direction:column;font-size:.8rem}.payment-toast-portal{top:auto;bottom:1rem;right:1rem;left:1rem;align-items:stretch}.payment-toast{width:100%;max-width:100%}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2) format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff) format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2) format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff) format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff) format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2) format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff) format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2) format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff) format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2) format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff) format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2) format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff) format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2) format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff) format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2) format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff) format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2) format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff) format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff) format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff) format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2) format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff) format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2) format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff) format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2) format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff) format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2) format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff) format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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) format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff) format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2) format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff) format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf) format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2) format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff) format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf) format("truetype")}.katex{font: 1.21em KaTeX_Main,Times New Roman,serif;line-height:1.2;position:relative;text-indent:0;text-rendering:auto}.katex *{-ms-high-contrast-adjust:none!important;border-color:currentColor}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{border:0;-webkit-clip-path:inset(50%);clip-path:inset(50%);height:1px;overflow:hidden;padding:0;position:absolute;width:1px}.katex .katex-html>.newline{display:block}.katex .base{position:relative;white-space:nowrap;width:-webkit-min-content;width:-moz-min-content;width:min-content}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;display:inline-table;table-layout:fixed}.katex .vlist-r{display:table-row}.katex .vlist{display:table-cell;position:relative;vertical-align:bottom}.katex .vlist>span{display:block;height:0;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{overflow:hidden;width:0}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{display:table-cell;font-size:1px;min-width:2px;vertical-align:bottom;width:2px}.katex .vbox{align-items:baseline;display:inline-flex;flex-direction:column}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{display:inline-flex;flex-direction:row}.katex .thinbox{max-width:0;width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{display:inline;line-height:0}.katex .clap,.katex .llap,.katex .rlap{position:relative;width:0}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;display:inline-block;width:100%}.katex .hdashline{border-bottom-style:dashed;display:inline-block;width:100%}.katex .sqrt>.root{margin-left:.2777777778em;margin-right:-.5555555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.1666666667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.6666666667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.4566666667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.1466666667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.7142857143em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.8571428571em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.1428571429em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.2857142857em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.4285714286em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.7142857143em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.0571428571em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.4685714286em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.9628571429em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.5542857143em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.7777777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.8888888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.1111111111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.3333333333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.3044444444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.7644444444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.5833333333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.6666666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.7283333333em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.0733333333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.4166666667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.4861111111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.5555555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.4402777778em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.7277777778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.2893518519em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.3472222222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.4050925926em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462962963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.5208333333em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.5787037037em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.6944444444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.8333333333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.2002314815em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.4398148148em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.2410800386em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.2892960463em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512054em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.3857280617em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.4339440694em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.4821600771em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.5785920926em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.6943105111em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.8331726133em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.1996142719em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.2009646302em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.2411575563em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.2813504823em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.3215434084em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.3617363344em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.4019292605em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.4823151125em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778135em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.6945337621em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.8336012862em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{display:inline-block;width:.12em}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{display:inline-block;min-width:1px}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;display:block;height:inherit;position:absolute;width:100%}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;max-height:none;max-width:none;min-height:0;min-width:0}.katex .stretchy{display:block;overflow:hidden;position:relative;width:100%}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{overflow:hidden;position:relative;width:100%}.katex .halfarrow-left{left:0;overflow:hidden;position:absolute;width:50.2%}.katex .halfarrow-right{overflow:hidden;position:absolute;right:0;width:50.2%}.katex .brace-left{left:0;overflow:hidden;position:absolute;width:25.1%}.katex .brace-center{left:25%;overflow:hidden;position:absolute;width:50%}.katex .brace-right{overflow:hidden;position:absolute;right:0;width:25.1%}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{border:.04em solid;box-sizing:border-box}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{border-right:.049em solid;border-top:.049em solid;box-sizing:border-box;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{display:inline-block;position:absolute;right:calc(50% + .3em);text-align:left}.katex .cd-label-right{display:inline-block;left:calc(50% + .3em);position:absolute;text-align:right}.katex-display{display:block;margin:1em 0;text-align:center}.katex-display>.katex{display:block;text-align:center;white-space:nowrap}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{padding-left:2em;text-align:left}body{counter-reset:katexEqnNo mmlEqnNo}.question-image{width:100%;max-height:400px;object-fit:contain;border-radius:10px;margin-bottom:1.5em;border:1px solid var(--border)}.bookmark-page{min-height:100vh;background:var(--bg)}.bookmark-header{background:var(--card);border-bottom:1px solid var(--border);padding:2rem 0;text-align:center}.bookmark-header h1{font-size:2rem;font-weight:800;margin-bottom:.5rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.bookmark-header p{color:var(--text-muted);font-size:1rem}.bookmark-toolbar{max-width:1280px;margin:1.5rem auto;padding:0 1.25rem;display:flex;gap:1rem;flex-wrap:wrap}.bookmark-search,.bookmark-filter{padding:.75rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-size:.95rem;color:var(--text);outline:none;transition:all .2s}.bookmark-search{flex:1;min-width:240px}.bookmark-search:focus,.bookmark-filter:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.bookmark-container{max-width:1280px;margin:0 auto;padding:0 1.25rem 3rem;display:grid;gap:1rem}.bookmark-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;display:flex;justify-content:space-between;gap:1.5rem;transition:all .2s;box-shadow:var(--shadow)}.bookmark-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}.bookmark-content{flex:1}.bookmark-question{font-size:1.05rem;font-weight:600;margin-bottom:.5rem;color:var(--text)}.bookmark-meta{font-size:.875rem;color:var(--text-muted);margin-bottom:.75rem}.bookmark-badges{display:flex;gap:.5rem;flex-wrap:wrap}.bookmark-badge{background:var(--primary-light);color:var(--primary);padding:.25rem .75rem;border-radius:6px;font-size:.8rem;font-weight:600}.bookmark-actions{display:flex;flex-direction:column;gap:.5rem;justify-content:center}.bookmark-btn{padding:.6rem 1rem;border-radius:8px;font-weight:600;border:1.5px solid var(--border);background:var(--bg);cursor:pointer;transition:all .2s;font-size:.875rem;white-space:nowrap}.bookmark-btn:hover{transform:translateY(-1px)}.bookmark-btn-view{background:var(--primary);color:#fff;border-color:var(--primary)}.bookmark-btn-view:hover{background:var(--primary-dark)}.bookmark-btn-remove{background:transparent;color:var(--danger);border-color:var(--danger)}.bookmark-btn-remove:hover{background:var(--danger);color:#fff}.bookmark-empty{text-align:center;padding:4rem 2rem;color:var(--text-muted)}.bookmark-empty-icon{font-size:3rem;margin-bottom:1rem}.bookmark-empty h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--text)}.bookmark-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:none;align-items:center;justify-content:center;z-index:400;padding:1rem;animation:bookmarkFadeIn .2s ease}.bookmark-modal-overlay.show{display:flex}@keyframes bookmarkFadeIn{0%{opacity:0}to{opacity:1}}.bookmark-modal{background:var(--card);border-radius:var(--radius);max-width:700px;width:100%;max-height:85vh;overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:bookmarkSlideUp .25s ease}@keyframes bookmarkSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.bookmark-modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);flex-shrink:0}.bookmark-modal-title{font-weight:800;font-size:1.1rem;display:flex;align-items:center;gap:.5rem}.bookmark-modal-close{width:32px;height:32px;background:var(--bg);border:1.5px solid var(--border);border-radius:8px;cursor:pointer;font-size:1.25rem;display:flex;align-items:center;justify-content:center;transition:all .2s}.bookmark-modal-close:hover{background:var(--danger);color:#fff;border-color:var(--danger)}.bookmark-modal-body{padding:1.5rem;overflow-y:auto;flex:1}.bookmark-modal-meta{font-size:.875rem;color:var(--text-muted);margin-bottom:1rem}.bookmark-modal-question{font-size:1.05rem;font-weight:600;line-height:1.6;margin-bottom:1.5rem}.bookmark-modal-options{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1.5rem}.bookmark-modal-option{padding:.875rem 1rem;background:var(--bg);border:2px solid var(--border);border-radius:10px;display:flex;gap:.75rem;align-items:flex-start}.bookmark-modal-option.correct{border-color:var(--success);background:#f0fdf4}.bookmark-modal-option-key{width:28px;height:28px;background:#fff;border:2px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.bookmark-modal-option.correct.bookmark-modal-option-key{background:var(--success);border-color:var(--success);color:#fff}.bookmark-modal-answer{background:var(--primary-light);border:2px solid var(--primary);border-radius:10px;padding:.875rem 1rem;margin-bottom:1rem;font-weight:700;color:var(--primary)}.bookmark-modal-explanation{background:var(--bg);border:1.5px solid var(--border);border-radius:10px;padding:1rem;line-height:1.7;font-size:.95rem}.bookmark-modal-explanation ol,.bookmark-modal-explanation ul{list-style:none}.bookmark-modal-explanation-title{font-weight:700;margin-bottom:.5rem;color:var(--text)}@media(max-width:768px){.bookmark-card{flex-direction:column}.bookmark-actions{flex-direction:row}.bookmark-btn{flex:1}}.datetime{display:flex;align-items:center;gap:.4rem;font-size:.82rem;color:var(--text-muted)}.sep{opacity:.5}.history-page{min-height:100vh;background:var(--bg)}.history-hero{background:var(--gradient);padding:4.5rem 1.5rem 3.5rem;text-align:center;color:#fff;position:relative;overflow:hidden}.history-hero:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(circle at 15% 20%,rgba(255,255,255,.12),transparent 45%),radial-gradient(circle at 85% 80%,rgba(255,255,255,.1),transparent 45%);pointer-events:none}.history-hero-content{position:relative;max-width:640px;margin:0 auto}.history-hero-eyebrow{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#ffffffd9;background:#ffffff24;border:1px solid rgba(255,255,255,.25);padding:.4rem .9rem;border-radius:999px;margin-bottom:1.25rem}.history-hero-content h1{font-size:2.75rem;font-weight:800;margin-bottom:.6rem;letter-spacing:-.02em;line-height:1.1}.history-hero-content p{font-size:1.05rem;opacity:.9;margin-bottom:2.25rem}.history-hero-stats{display:flex;align-items:stretch;justify-content:center;gap:.75rem;flex-wrap:wrap;margin-bottom:1.75rem}.history-stat{background:#ffffff24;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:.9rem 1.5rem;min-width:108px}.history-stat-value{display:block;font-size:1.4rem;font-weight:800;line-height:1.2}.history-stat-label{display:block;font-size:.72rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;opacity:.8;margin-top:.15rem}.history-hero-trend{max-width:360px;margin:0 auto;background:#ffffff1a;border:1px solid rgba(255,255,255,.18);border-radius:12px;padding:.85rem 1rem .65rem}.history-hero-trend-label{display:flex;justify-content:space-between;font-size:.7rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;opacity:.75;margin-bottom:.4rem}.history-sparkline{display:block;width:100%;height:36px;overflow:visible}.history-sparkline-fill{fill:#ffffff29}.history-sparkline-line{fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.history-sparkline-dot{fill:#fff}.history-timeline{display:grid;gap:1rem;max-width:900px;margin:-1.5rem auto 5rem;padding:0 1.5rem;position:relative;z-index:1}.history-card{display:flex;gap:1.1rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.4rem 1.5rem;box-shadow:var(--shadow);transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}.history-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:var(--primary-light)}.history-card-ring{flex-shrink:0}.history-card-body{flex:1;min-width:0}.history-card-top{display:flex;justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:.65rem}.history-card-title{font-size:1.15rem;font-weight:700;color:var(--text);line-height:1.3}.history-card-date{font-size:.85rem;color:var(--text-muted);margin-top:.15rem}.history-card-summary{display:flex;flex-wrap:wrap;gap:.4rem .7rem;align-items:center;color:var(--text-muted);font-size:.85rem;margin-bottom:.9rem}.history-card-summary span{display:inline-flex;align-items:center;gap:.35rem}.history-card-summary .dot{width:3px;height:3px;border-radius:50%;background:var(--border)}.history-chip-row{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.15rem}.history-chip{font-size:.78rem;font-weight:600;color:var(--primary-dark);background:var(--primary-light);padding:.28rem .65rem;border-radius:999px}.history-chip.more{color:var(--text-muted);background:var(--bg);border:1px solid var(--border)}.history-card-actions{display:flex;gap:.6rem}.history-btn-icon{display:inline-flex;align-items:center;gap:.45rem;padding:.5rem .9rem;font-size:.85rem;font-weight:600;border-radius:9px;cursor:pointer;transition:background .15s ease,border-color .15s ease,opacity .15s ease}.history-btn-icon:focus-visible,.history-modal-close:focus-visible,.history-hero-cta:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.history-btn-icon.view{background:var(--primary-light);color:var(--primary-dark);border:1px solid transparent}.history-btn-icon.view:hover{background:var(--primary);color:#fff}.history-btn-icon.delete{background:transparent;color:var(--danger);border:1px solid var(--border)}.history-btn-icon.delete:hover{background:#ef444414;border-color:var(--danger)}.history-btn-icon:disabled{opacity:.55;cursor:not-allowed}.history-btn-icon i{font-size:.8rem}.history-empty{display:block;text-align:center;padding:4.5rem 1.5rem;max-width:460px;margin:0 auto 4rem}.history-empty-icon{width:72px;height:72px;margin:0 auto 1.25rem;display:flex;align-items:center;justify-content:center;border-radius:20px;background:var(--primary-light);color:var(--primary);font-size:1.6rem}.history-empty h3{font-size:1.4rem;font-weight:700;margin-bottom:.5rem;color:var(--text)}.history-empty p{color:var(--text-muted);margin-bottom:1.5rem;line-height:1.5}.history-skeleton-card{height:148px;border-radius:var(--radius);background:linear-gradient(90deg,var(--card) 25%,var(--bg) 37%,var(--card) 63%);background-size:400% 100%;animation:historyShimmer 1.4s ease infinite;border:1px solid var(--border)}@keyframes historyShimmer{0%{background-position:100% 50%}to{background-position:0 50%}}.history-modal{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;align-items:center;justify-content:center;padding:1rem}.history-modal-backdrop{position:absolute;top:0;right:0;bottom:0;left:0;background:#0f172a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);cursor:pointer}.history-modal-content{position:relative;background:var(--card);border-radius:var(--radius);max-width:640px;width:100%;max-height:90vh;overflow-y:auto;padding:2rem;box-shadow:0 20px 50px #0003;animation:historySlideUp .25s ease}@keyframes historySlideUp{0%{opacity:0;transform:translateY(16px) scale(.98)}to{opacity:1;transform:translateY(0) scale(1)}}.history-modal-close{position:absolute;top:1.25rem;right:1.25rem;background:var(--bg);border:none;font-size:1.25rem;line-height:1;cursor:pointer;color:var(--text-muted);padding:0;width:2rem;height:2rem;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.history-modal-close:hover{background:var(--border);color:var(--text)}.history-modal-header{display:flex;align-items:flex-start;gap:1.25rem;margin-bottom:1.5rem;padding-right:2.5rem}.history-modal-header-text h2{font-size:1.5rem;font-weight:800;margin-bottom:.35rem;line-height:1.3}.history-modal-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.85rem;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:1px solid var(--border)}.history-modal-stat{text-align:center;padding:.9rem .6rem;background:var(--bg);border-radius:var(--radius-sm)}.history-modal-stat i{color:var(--primary);font-size:.9rem;margin-bottom:.35rem;display:block}.history-modal-stat-value{font-size:1.3rem;font-weight:800;color:var(--text);display:block;margin-bottom:.2rem}.history-modal-stat-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.history-subject-breakdown h4{font-size:.85rem;font-weight:700;margin-bottom:1rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.history-subject-row{display:grid;grid-template-columns:1fr auto;gap:1rem;align-items:center;padding:.9rem 1rem;background:var(--bg);border-radius:var(--radius-sm);margin-bottom:.65rem}.history-subject-name{font-weight:600;font-size:.92rem;margin-bottom:.5rem;color:var(--text)}.history-subject-score{font-weight:700;font-size:1.05rem;color:var(--text);text-align:right}.history-subject-bar{height:6px;background:var(--border);border-radius:999px;overflow:hidden;grid-column:1 / -1}.history-subject-bar-fill{height:100%;border-radius:999px;transition:width .4s ease}.history-subject-bar-fill.high{background:var(--success)}.history-subject-bar-fill.med{background:var(--warning)}.history-subject-bar-fill.low{background:var(--danger)}.history-ring circle.track{stroke:var(--border)}.history-ring.high circle.progress{stroke:var(--success)}.history-ring.med circle.progress{stroke:var(--warning)}.history-ring.low circle.progress{stroke:var(--danger)}.history-ring-text{font-size:.72rem;font-weight:800;fill:var(--text)}@media(max-width:768px){.history-hero{padding:3.5rem 1.25rem 3rem}.history-hero-content h1{font-size:2rem}.history-hero-stats{gap:.6rem}.history-stat{min-width:92px;padding:.75rem 1.1rem}.history-timeline{margin-top:-1rem}.history-card{flex-direction:column;gap:.9rem}.history-card-ring{align-self:flex-start}.history-modal-stats{grid-template-columns:1fr;gap:.6rem}.history-card-actions{flex-direction:column}.history-btn-icon{justify-content:center;width:100%}.history-modal-content{padding:1.5rem}.history-modal-header{gap:1rem}}@media(max-width:420px){.history-hero-content h1{font-size:1.7rem}.history-hero-trend{max-width:100%}}@media(prefers-reduced-motion:reduce){.history-card,.history-modal-content,.history-subject-bar-fill,.history-skeleton-card{animation:none!important;transition:none!important}}:root{--rpv-attachment__item--hover-background-color: rgba(0, 0, 0, .1);--rpv-attachment__item-color: #000}.rpv-core__viewer--dark{--rpv-attachment__item--hover-background-color: #2566e8;--rpv-attachment__item-color: #fff}.rpv-attachment__empty{height:100%;overflow:auto;padding:.5rem 0;text-align:center;width:100%}.rpv-attachment__empty--rtl{direction:rtl}.rpv-attachment__list{display:flex;height:100%;flex-direction:column;overflow:auto;padding:.5rem 0;width:100%}.rpv-attachment__list--rtl{direction:rtl}.rpv-attachment__item{align-items:center;background-color:#0000;border:none;color:var(--rpv-attachment__item-color);cursor:pointer;display:flex;padding:.5rem;text-align:left;width:100%}.rpv-attachment__item:focus{background-color:var(--rpv-attachment__item--hover-background-color);outline:0}.rpv-attachment__item:hover{background-color:var(--rpv-attachment__item--hover-background-color)}.rpv-attachment__loader{align-items:center;display:flex;justify-content:center;height:100%;width:100%}:root{--rpv-bookmark__item--hover-background-color: rgba(0, 0, 0, .1);--rpv-bookmark__item-color: #000}.rpv-core__viewer--dark{--rpv-bookmark__item--hover-background-color: #2566e8;--rpv-bookmark__item-color: #fff}.rpv-bookmark__item{align-items:center;color:var(--rpv-bookmark__item-color);cursor:pointer;display:flex;padding-bottom:.25rem;padding-right:.25rem;padding-top:.25rem}.rpv-bookmark__item:focus{background-color:var(--rpv-bookmark__item--hover-background-color);outline:0}.rpv-bookmark__item:hover{background-color:var(--rpv-bookmark__item--hover-background-color)}.rpv-bookmark__toggle{align-items:center;display:flex;height:1rem;margin-right:.25rem;width:1rem}.rpv-bookmark__title{flex-grow:1;flex-shrink:1;text-decoration:none}.rpv-bookmark__list{list-style-type:none;overflow:auto;margin:0;padding:0}.rpv-bookmark__loader{align-items:center;display:flex;height:100%;justify-content:center;width:100%}.rpv-bookmark__empty{height:100%;overflow:auto;padding:.5rem 0;text-align:center;width:100%}.rpv-bookmark__empty--rtl{direction:rtl}.rpv-bookmark__container{height:100%;overflow:auto;padding:.5rem 0;width:100%}.rpv-bookmark__container--rtl{direction:rtl}:root{--rpv-core__annotation--link-hover-background-color: rgba(255, 255, 0, .2);--rpv-core__annotation-popup-wrapper-background-color: #faf089;--rpv-core__annotation-popup-wrapper-box-shadow: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--rpv-core__annotation-popup-content-border-top-color: #1a202c;--rpv-core__arrow-border-color: rgba(0, 0, 0, .3);--rpv-core__asking-password-color: #000;--rpv-core__asking-password-wrapper-background-color: #fff;--rpv-core__asking-password-wrapper-border-color: rgba(0, 0, 0, .3);--rpv-core__button-background-color: rgba(0, 0, 0, .3);--rpv-core__button-color: #000;--rpv-core__doc-error-background-color: #fff;--rpv-core__doc-error-text-background-color: #c02424;--rpv-core__doc-error-text-color: #fff;--rpv-core__doc-loading-background-color: #fff;--rpv-core__full-screen-target-background-color: #fff;--rpv-core__inner-page-background-color: #fff;--rpv-core__menu-divider-border-bottom-color: rgba(0, 0, 0, .3);--rpv-core__menu-item-color: #000;--rpv-core__menu-item--hover-background-color: rgba(0, 0, 0, .1);--rpv-core__menu-item--disabled-color: rgba(0, 0, 0, .3);--rpv-core__minimal-button-color: #000;--rpv-core__minimal-button--hover-background-color: rgba(0, 0, 0, .1);--rpv-core__minimal-button--disabled-color: rgba(0, 0, 0, .3);--rpv-core__minimal-button--selected-background-color: rgba(0, 0, 0, .1);--rpv-core__modal-body-background-color: #fff;--rpv-core__modal-body-border-color: rgba(0, 0, 0, .3);--rpv-core__modal-overlay-background-color: rgba(0, 0, 0, .5);--rpv-core__page-layer-box-shadow: 2px 2px 8px 0 rgba(0, 0, 0, .2);--rpv-core__popover-body-background-color: #fff;--rpv-core__popover-body-border-color: rgba(0, 0, 0, .3);--rpv-core__popover-body-color: #000;--rpv-core__primary-button-background-color: #2566e8;--rpv-core__primary-button-color: #fff;--rpv-core__progress-bar-background-color: rgba(0, 0, 0, .1);--rpv-core__progress-bar-progress-background-color: #2566e8;--rpv-core__progress-bar-progress-color: #fff;--rpv-core__separator-border-bottom-color: rgba(0, 0, 0, .3);--rpv-core__spinner-border-color: rgba(0, 0, 0, .4);--rpv-core__spinner-border-transparent-color: transparent;--rpv-core__splitter-background-color: transparent;--rpv-core__splitter--hover-background-color: rgba(0, 0, 0, .2);--rpv-core__text-layer-text--selection-background-color: rgb(0, 0, 255, 1);--rpv-core__text-layer-text--selection-color: transparent;--rpv-core__textbox-background-color: #fff;--rpv-core__textbox-border-color: rgba(0, 0, 0, .2);--rpv-core__textbox-color: #000;--rpv-core__tooltip-body-background-color: #000;--rpv-core__tooltip-body-color: #fff}.rpv-core__viewer--dark{--rpv-core__asking-password-background-color: #363636;--rpv-core__asking-password-color: #fff;--rpv-core__asking-password-wrapper-border-color: #191919;--rpv-core__asking-password-wrapper-background-color: #191919;--rpv-core__button-background-color: #171717;--rpv-core__button-color: #fff;--rpv-core__doc-error-background-color: #191919;--rpv-core__doc-error-text-background-color: #c02323;--rpv-core__doc-error-text-color: #fff;--rpv-core__doc-loading-background-color: #191919;--rpv-core__full-screen-target-background-color: #1a1a1a;--rpv-core__inner-page-background-color: #1a1a1a;--rpv-core__menu-divider-border-bottom-color: #000;--rpv-core__menu-item-color: #fff;--rpv-core__menu-item--hover-background-color: #2566e8;--rpv-core__menu-item--disabled-color: #5e5e5e;--rpv-core__minimal-button-color: #fff;--rpv-core__minimal-button--disabled-color: #5e5e5e;--rpv-core__minimal-button--hover-background-color: #191919;--rpv-core__minimal-button--selected-background-color: #1657bb;--rpv-core__modal-body-background-color: #363636;--rpv-core__primary-button-background-color: #2566e8;--rpv-core__popover-body-background-color: #363636;--rpv-core__popover-body-color: #fff;--rpv-core__progress-bar-background-color: #000;--rpv-core__separator-border-bottom-color: #000;--rpv-core__spinner-border-color: #fff;--rpv-core__splitter-background-color: #1a1a1a;--rpv-core__splitter--hover-background-color: #2566e8;--rpv-core__textbox-background-color: #121212;--rpv-core__textbox-border-color: #121212;--rpv-core__textbox-color: #fff;--rpv-core__tooltip-body-background-color: #414141;--rpv-core__tooltip-body-color: #fff}.rpv-core__annotation{position:absolute}.rpv-core__annotation-layer{z-index:1}.rpv-core__arrow{border-bottom:1px solid var(--rpv-core__arrow-border-color);border-left-color:var(--rpv-core__arrow-border-color);border-right:1px solid var(--rpv-core__arrow-border-color);border-top-color:var(--rpv-core__arrow-border-color);height:10px;position:absolute;width:10px;z-index:0}.rpv-core__arrow--tl{bottom:0;left:0;transform:translate(50%,50%) rotate(45deg)}.rpv-core__arrow--tc{bottom:0;left:50%;transform:translate(-50%,50%) rotate(45deg)}.rpv-core__arrow--tr{bottom:0;right:0;transform:translate(-50%,50%) rotate(45deg)}.rpv-core__arrow--rt{left:0;top:0;transform:translate(-50%,50%) rotate(135deg)}.rpv-core__arrow--rc{left:0;top:50%;transform:translate(-50%,-50%) rotate(135deg)}.rpv-core__arrow--rb{bottom:0;left:0;transform:translate(-50%,-50%) rotate(135deg)}.rpv-core__arrow--bl{left:0;top:0;transform:translate(50%,-50%) rotate(225deg)}.rpv-core__arrow--bc{left:50%;top:0;transform:translate(-50%,-50%) rotate(225deg)}.rpv-core__arrow--br{right:0;top:0;transform:translate(-50%,-50%) rotate(225deg)}.rpv-core__arrow--lt{right:0;top:0;transform:translate(50%,50%) rotate(315deg)}.rpv-core__arrow--lc{right:0;top:50%;transform:translate(50%,-50%) rotate(315deg)}.rpv-core__arrow--lb{bottom:0;right:0;transform:translate(50%,-50%) rotate(315deg)}.rpv-core__asking-password{background-color:var(--rpv-core__asking-password-background-color);border-radius:.25rem;color:var(--rpv-core__asking-password-color);padding:2rem}.rpv-core__asking-password--rtl{direction:rtl}.rpv-core__asking-password-wrapper{align-items:center;background-color:var(--rpv-core__asking-password-wrapper-background-color);border:1px solid var(--rpv-core__asking-password-wrapper-border-color);display:flex;height:100%;justify-content:center;width:100%}.rpv-core__asking-password-message{margin:.5rem 0}.rpv-core__asking-password-body{align-items:center;display:flex;justify-content:center}.rpv-core__asking-password-input{width:15rem}.rpv-core__asking-password-input--ltr{margin-right:.5rem}.rpv-core__asking-password-input--rtl{margin-left:.5rem}.rpv-core__button{background-color:var(--rpv-core__button-background-color);border:none;border-radius:.25rem;color:var(--rpv-core__button-color);cursor:pointer;height:2rem;padding:0 1rem}.rpv-core__button--rtl{direction:rtl}.rpv-core__canvas-layer{direction:ltr;left:0;position:absolute;overflow:hidden;top:0}.rpv-core__doc-error{align-items:center;background-color:var(--rpv-core__doc-error-background-color);display:flex;justify-content:center;height:100%}.rpv-core__doc-error--rtl{direction:rtl}.rpv-core__doc-error-text{background-color:var(--rpv-core__doc-error-text-background-color);border-radius:.25rem;color:var(--rpv-core__doc-error-text-color);line-height:1.5;max-width:50%;padding:.5rem}.rpv-core__doc-loading{background-color:var(--rpv-core__doc-loading-background-color);align-items:center;display:flex;justify-content:center;height:100%;width:100%;min-height:inherit}.rpv-core__doc-loading--rtl{direction:rtl}.rpv-core__icon{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1;text-align:center}.rpv-core__icon--rtl{transform:scaleX(-1)}.rpv-core__inner-container{min-height:inherit}.rpv-core__inner-pages{overflow:auto}.rpv-core__inner-pages--rtl{direction:rtl}.rpv-core__inner-pages--single{overflow:hidden}.rpv-core__inner-page-container--single{overflow:auto}.rpv-core__inner-page{background-color:var(--rpv-core__inner-page-background-color)}.rpv-core__inner-page--single{display:flex;align-items:center;justify-content:center}.rpv-core__inner-page--dual-even{display:flex;align-items:center;justify-content:flex-end}.rpv-core__inner-page--dual-odd{display:flex;align-items:center;justify-content:flex-start}.rpv-core__inner-page--dual-cover{display:flex;align-items:center;justify-content:center}.rpv-core__inner-page--dual-cover-odd{display:flex;align-items:center;justify-content:flex-end}.rpv-core__inner-page--dual-cover-even{display:flex;align-items:center;justify-content:flex-start}.rpv-core__annotation--link a{height:100%;left:0;position:absolute;top:0;width:100%}.rpv-core__annotation--link a:hover{background-color:var(--rpv-core__annotation--link-hover-background-color)}.rpv-core__menu{display:flex;flex-direction:column}.rpv-core__menu--rtl{direction:rtl;text-align:right}.rpv-core__menu-divider{border-bottom:1px solid var(--rpv-core__menu-divider-border-bottom-color);margin:.25rem 0}.rpv-core__menu-item{align-items:center;background-color:#0000;color:var(--rpv-core__menu-item-color);border:none;cursor:pointer;display:flex;justify-content:center;padding:.25rem 0;width:100%}.rpv-core__menu-item:focus{background-color:var(--rpv-core__menu-item--hover-background-color);outline:0}.rpv-core__menu-item:hover{background-color:var(--rpv-core__menu-item--hover-background-color)}.rpv-core__menu-item-icon{align-items:center;display:flex}.rpv-core__menu-item-icon--ltr{padding-left:1rem;padding-right:.5rem}.rpv-core__menu-item-icon--rtl{padding-left:.5rem;padding-right:1rem}.rpv-core__menu-item-label{flex-grow:1;flex-shrink:1;white-space:nowrap}.rpv-core__menu-item-label--ltr{padding-right:2rem}.rpv-core__menu-item-label--rtl{padding-left:2rem}.rpv-core__menu-item-check--ltr{padding-right:1rem}.rpv-core__menu-item-check--rtl{padding-left:1rem}.rpv-core__menu-item--disabled{color:var(--rpv-core__menu-item--disabled-color)}.rpv-core__menu-item--disabled:hover{background-color:#0000}.rpv-core__menu-item--ltr{text-align:left}.rpv-core__menu-item--rtl{direction:rtl;text-align:right}.rpv-core__minimal-button{background-color:#0000;border:none;border-radius:.25rem;color:var(--rpv-core__minimal-button-color);cursor:pointer;height:2rem;padding:0 .5rem}.rpv-core__minimal-button:hover{background-color:var(--rpv-core__minimal-button--hover-background-color)}.rpv-core__minimal-button--disabled{color:var(--rpv-core__minimal-button--disabled-color)}.rpv-core__minimal-button--rtl{direction:rtl}.rpv-core__minimal-button--selected{background-color:var(--rpv-core__minimal-button--selected-background-color)}.rpv-core__modal-body{background-color:var(--rpv-core__modal-body-background-color);border:1px solid var(--rpv-core__modal-body-border-color);border-radius:.25rem;margin:1rem;max-width:32rem;overflow:auto}.rpv-core__modal-body--rtl{direction:rtl}.rpv-core__modal-overlay{background-color:var(--rpv-core__modal-overlay-background-color);bottom:0;left:0;position:fixed;right:0;top:0;z-index:9999;align-items:center;display:flex;justify-content:center}.rpv-core__page-layer{align-items:center;display:flex;justify-content:center;overflow:visible;position:relative}.rpv-core__page-layer:after{content:"";position:absolute;bottom:.25rem;left:.25rem;right:.25rem;top:.25rem;box-shadow:var(--rpv-core__page-layer-box-shadow)}.rpv-core__page-layer--single{margin:0 auto}.rpv-core__page-size-calculator{align-items:center;display:flex;height:100%;justify-content:center;width:100%}.rpv-core__popover-body{background-color:var(--rpv-core__popover-body-background-color);border:1px solid var(--rpv-core__popover-body-border-color);border-radius:.25rem;color:var(--rpv-core__popover-body-color);left:0;padding:.5rem 0;position:absolute;top:-9999px;z-index:9999}.rpv-core__popover-body-arrow{background-color:var(--rpv-core__popover-body-background-color)}.rpv-core__popover-body--rtl{direction:rtl}.rpv-core__popover-overlay{bottom:0;left:0;position:fixed;right:0;top:0}.rpv-core__annotation-popup-wrapper{background-color:var(--rpv-core__annotation-popup-wrapper-background-color);box-shadow:var(--rpv-core__annotation-popup-wrapper-box-shadow);font-size:.75rem;padding:.25rem;word-break:break-word}.rpv-core__annotation-popup-wrapper--rtl{direction:rtl}.rpv-core__annotation-popup-title{font-weight:600;margin-bottom:.25rem}.rpv-core__annotation-popup-date{font-size:.5rem}.rpv-core__annotation-popup-content{border-top:1px solid var(--rpv-core__annotation-popup-content-border-top-color);padding:.25rem;max-height:16rem;overflow:auto}.rpv-core__primary-button{background-color:var(--rpv-core__primary-button-background-color);border:none;border-radius:.25rem;color:var(--rpv-core__primary-button-color);cursor:pointer;height:2rem;padding:0 1rem}.rpv-core__primary-button--rtl{direction:rtl}.rpv-core__progress-bar{background-color:var(--rpv-core__progress-bar-background-color);border-radius:9999px;padding:.125rem}.rpv-core__progress-bar--rtl{direction:rtl}.rpv-core__progress-bar-progress{align-items:center;background-color:var(--rpv-core__progress-bar-progress-background-color);border-radius:9999px;color:var(--rpv-core__progress-bar-progress-color);display:flex;font-size:.75rem;justify-content:center;height:.75rem}.rpv-core__separator{border-bottom:1px solid var(--rpv-core__separator-border-bottom-color)}.rpv-core__spinner{border-bottom:2px solid var(--rpv-core__spinner-border-transparent-color);border-left:2px solid var(--rpv-core__spinner-border-transparent-color);border-right:2px solid var(--rpv-core__spinner-border-color);border-top:2px solid var(--rpv-core__spinner-border-color);border-radius:9999px}.rpv-core__spinner--animating{animation-duration:.4s;animation-name:rpv-core__spinner-transform;animation-iteration-count:infinite;animation-timing-function:linear}@keyframes rpv-core__spinner-transform{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.rpv-core__splitter{background-color:var(--rpv-core__splitter-background-color);cursor:ew-resize;height:100%;width:.25rem}.rpv-core__splitter:hover,.rpv-core__splitter--resizing{cursor:col-resize;background-color:var(--rpv-core__splitter--hover-background-color)}.rpv-core__splitter-body--resizing{cursor:col-resize}.rpv-core__splitter-sibling--resizing{pointer-events:none;-webkit-user-select:none;user-select:none}.rpv-core__textbox{background-color:var(--rpv-core__textbox-background-color);border:1px solid var(--rpv-core__textbox-border-color);box-sizing:border-box;border-radius:.25rem;color:var(--rpv-core__textbox-color);padding:0 .5rem;height:2rem;width:100%}.rpv-core__textbox--rtl{direction:rtl}.rpv-core__text-layer{left:0;position:absolute;top:0;height:100%;width:100%;opacity:.2;line-height:1;z-index:1}.rpv-core__text-layer span::selection{background-color:var(--rpv-core__text-layer-text--selection-background-color);color:var(--rpv-core__text-layer-text--selection-color)}.rpv-core__text-layer br::selection{color:#0000}.rpv-core__text-layer-text{color:#0000;cursor:text;position:absolute;transform-origin:0% 0%;white-space:pre}.rpv-core__tooltip-body{background-color:var(--rpv-core__tooltip-body-background-color);border-radius:.25rem;color:var(--rpv-core__tooltip-body-color);left:0;max-width:20rem;position:absolute;text-align:center;top:-9999px;z-index:9999}.rpv-core__tooltip-body--rtl{direction:rtl}.rpv-core__tooltip-body-arrow{background-color:var(--rpv-core__tooltip-body-background-color)}.rpv-core__tooltip-body-content{padding:.5rem}.rpv-core__display--block{display:block}.rpv-core__display--hidden{display:none}@media(min-width:640px){.rpv-core__display--hidden-small{display:none}.rpv-core__display--block-small{display:block}}@media(min-width:768px){.rpv-core__display--hidden-medium{display:none}.rpv-core__display--block-medium{display:block}}@media(min-width:1024px){.rpv-core__display--hidden-large{display:none}.rpv-core__display--block-large{display:block}}.rpv-core__viewer{min-height:inherit}:root{--rpv-thumbnail__container-background-color: #fff;--rpv-thumbnail__container-box-shadow: rgba(0, 0, 0, .2) 2px 2px 8px 0px;--rpv-thumbnail__item--selected-background-color: rgba(0, 0, 0, .3)}.rpv-core__viewer--dark{--rpv-thumbnail__item--selected-background-color: #2566e8}.rpv-thumbnail__cover,.rpv-thumbnail__cover-inner{align-items:center;display:flex;justify-content:center;height:100%;width:100%;min-height:inherit}.rpv-thumbnail__cover-image{max-height:100%;max-width:100%}.rpv-thumbnail__cover-loader{align-items:center;display:flex;justify-content:center;height:100%;width:100%}.rpv-thumbnail__container{align-items:center;background:var(--rpv-thumbnail__container-background-color);box-shadow:var(--rpv-thumbnail__container-box-shadow);display:flex;justify-content:center;margin:0 auto;position:relative}.rpv-thumbnail__item{cursor:pointer}.rpv-thumbnail__item--single,.rpv-thumbnail__item--dual-cover{padding:.5rem}.rpv-thumbnail__item--dual-even,.rpv-thumbnail__item--dual-cover-odd{padding:.5rem 0 .5rem .5rem}.rpv-thumbnail__item--dual-odd,.rpv-thumbnail__item--dual-cover-even{padding:.5rem .5rem .5rem 0}.rpv-thumbnail__item--single:hover,.rpv-thumbnail__item--dual-cover:hover,.rpv-thumbnail__items--dual:hover .rpv-thumbnail__item,.rpv-thumbnail__items--dual-cover:hover .rpv-thumbnail__item{background-color:var(--rpv-thumbnail__item--selected-background-color)}.rpv-thumbnail__item:focus{outline:0}.rpv-thumbnail__label{font-size:.75em;text-align:center;padding:.25rem}.rpv-thumbnail__list{overflow:auto;padding:.5rem}.rpv-thumbnail__list--rtl{direction:rtl}.rpv-thumbnail__list--horizontal{align-items:center;display:flex;flex-direction:row;width:100%}.rpv-thumbnail__list--vertical{height:100%}.rpv-thumbnail__items{align-items:center;display:flex;justify-content:center}.rpv-thumbnail__items--selected .rpv-thumbnail__item{background-color:var(--rpv-thumbnail__item--selected-background-color)}.rpv-thumbnail__list-container{height:100%;width:100%}.rpv-thumbnail__loader{align-items:center;display:flex;height:100%;justify-content:center;width:100%}:root{--rpv-drop__area-background-color: #fff;--rpv-drop__area-body-border-color: rgba(0, 0, 0, .3);--rpv-drop__area-body-color: #000}.rpv-core__viewer--dark{--rpv-drop__area-background-color: #191919;--rpv-drop__area-body-border-color: #fff;--rpv-drop__area-body-color: #fff}.rpv-drop__area{background-color:var(--rpv-drop__area-background-color);bottom:0;left:0;position:absolute;right:0;top:0;padding:.5rem;z-index:9999}.rpv-drop__area-body{border:2px dashed var(--rpv-drop__area-body-border-color);color:var(--rpv-drop__area-body-color);font-size:1.5rem;align-items:center;display:flex;justify-content:center;height:100%}.rpv-drop__area-body--rtl{direction:rtl}:root{--rpv-full-screen__overlay-background-color: #fff}.rpv-core__viewer--dark{--rpv-full-screen__overlay-background-color: #1a1a1a}.rpv-full-screen__exit-button{bottom:0;padding:.5rem;position:fixed;z-index:2}.rpv-full-screen__exit-button--ltr{right:0}.rpv-full-screen__exit-button--rtl{left:0}.rpv-full-screen__overlay{position:fixed;top:0;left:0;height:100%;width:100%;align-items:center;display:flex;justify-content:center;background-color:var(--rpv-full-screen__overlay-background-color);z-index:1}.rpv-open__input-wrapper{position:relative}.rpv-open__input{display:none;bottom:0;cursor:pointer;height:100%;left:0;opacity:0;position:absolute;right:0;top:0;width:100%}.rpv-open__input::-webkit-file-upload-button{width:0}.rpv-page-navigation__current-page-input{margin:0 .25rem;text-align:right;width:3rem}:root{--rpv-print__progress-body-background-color: #fff;--rpv-print__progress-body-border-color: rgba(0, 0, 0, .3);--rpv-print__progress-body-color: #000}.rpv-core__viewer--dark{--rpv-print__progress-body-background-color: #363636;--rpv-print__progress-body-border-color: transparent;--rpv-print__progress-body-color: #fff}.rpv-print__permission-body{padding:1rem}.rpv-print__permission-footer{display:flex;justify-content:center;padding:0 1rem 1rem 0}.rpv-print__progress{align-items:center;display:flex;height:100%;justify-content:center;left:0;position:absolute;top:0;width:100%;z-index:9999}.rpv-print__progress-body{background-color:var(--rpv-print__progress-body-background-color);border:1px solid var(--rpv-print__progress-body-border-color);border-radius:.25rem;color:var(--rpv-print__progress-body-color);padding:1.5rem;text-align:center;width:15rem}.rpv-print__progress-body--rtl{direction:rtl}.rpv-print__progress-bar{margin-bottom:1rem}.rpv-print__progress-message{margin-bottom:.5rem}.rpv-print__zone{display:none}@media print{@page{margin:0}.rpv-print__html-printing{height:100%}.rpv-print__body-printing{height:100%;margin:0}.rpv-print__body-printing *{display:none}.rpv-print__zone{display:block;height:100%}.rpv-print__page{align-items:center;display:flex;flex-direction:column;justify-content:center;height:100%;width:100%;page-break-after:always;page-break-inside:avoid}.rpv-print__page img{display:block;max-height:100%;max-width:100%}}.rpv-properties__loader{text-align:center}.rpv-properties__modal{min-height:20rem;padding:.5rem 0}.rpv-properties__modal-section{padding:0 .5rem}.rpv-properties__modal-footer{display:flex;justify-content:center;margin-top:.5rem}.rpv-properties__item{align-items:flex-start;display:flex;margin:.5rem 0}.rpv-properties__item--rtl{direction:rtl}.rpv-properties__item-label{padding-right:.5rem;width:25%}.rpv-properties__item-value{flex:1}.rpv-search__highlights{left:0;position:absolute;top:0;height:100%;width:100%}.rpv-search__highlight{background-color:var(--rpv-search__highlight-background-color);border-radius:.25rem;position:absolute;z-index:1}.rpv-search__highlight--current{background-color:var(--rpv-search__highlight--current-background-color)}.rpv-search__popover{padding:0 .5rem}.rpv-search__popover-input-counter{align-items:center;display:flex;margin-bottom:.5rem;position:relative;width:12rem}.rpv-search__popover-counter{align-items:center;bottom:0;display:flex;position:absolute;top:0}.rpv-search__popover-counter--ltr{padding-right:.25rem;right:0}.rpv-search__popover-counter--rtl{left:0;padding-left:.25rem}.rpv-search__popover-label{align-items:center;cursor:pointer;display:flex;margin-bottom:.5rem}.rpv-search__popover-label-checkbox{cursor:pointer;margin-right:.25rem}.rpv-search__popover-footer{align-items:center;display:flex}.rpv-search__popover-footer-item{padding:0 .25rem}.rpv-search__popover-footer-button--ltr{margin-left:auto}.rpv-search__popover-footer-button--rtl{margin-right:auto}:root{--rpv-search__highlight-background-color: rgba(255, 255, 0, .4);--rpv-search__highlight--current-background-color: rgba(0, 128, 0, .4)}.rpv-selection-mode__grab{cursor:grab}.rpv-selection-mode__grab :not(input),.rpv-selection-mode__grab :not(select),.rpv-selection-mode__grab :not(textarea){cursor:grab!important}.rpv-selection-mode__grabbing{cursor:grabbing}.rpv-selection-mode__grabbing :not(input),.rpv-selection-mode__grabbing :not(select),.rpv-selection-mode__grabbing :not(textarea){cursor:grabbing!important}:root{--rpv-zoom__popover-target-arrow-border-color: rgba(0, 0, 0, .6)}.rpv-core__viewer--dark{--rpv-zoom__popover-target-arrow-border-color: #fff}.rpv-zoom__popover-target{align-items:center;color:var(--rpv-zoom__popover-target-color);display:flex}.rpv-zoom__popover-target-scale--ltr{margin-right:.25rem}.rpv-zoom__popover-target-scale--rtl{margin-left:.25rem}.rpv-zoom__popover-target-arrow{border-color:var(--rpv-zoom__popover-target-arrow-border-color) rgba(0,0,0,0) rgba(0,0,0,0);border-style:solid;border-width:.5rem .25rem 0;height:0;width:0}:root{--rpv-toolbar__label--color: #000}.rpv-core__viewer--dark{--rpv-toolbar__label--color: #fff}.rpv-toolbar{align-items:center;display:flex;width:100%}.rpv-toolbar--rtl{direction:rtl}.rpv-toolbar__left{align-items:center;display:flex}.rpv-toolbar__center{align-items:center;display:flex;flex-grow:1;flex-shrink:1;justify-content:center}.rpv-toolbar__right{align-items:center;display:flex;margin-left:auto}.rpv-toolbar__item{align-items:center;display:flex;padding:0 .125rem}.rpv-toolbar__label{color:var(--rpv-toolbar__label--color)}:root{--rpv-default-layout__body-background-color: #fff;--rpv-default-layout__container-border-color: rgba(0, 0, 0, .3);--rpv-default-layout__toolbar-background-color: #eee;--rpv-default-layout__toolbar-border-bottom-color: rgba(0, 0, 0, .1);--rpv-default-layout__sidebar-border-color: rgba(0, 0, 0, .2);--rpv-default-layout__sidebar--opened-background-color: #fff;--rpv-default-layout__sidebar-headers-background-color: #eee;--rpv-default-layout__sidebar-content--opened-background-color: #fff;--rpv-default-layout__sidebar-content--opened-border-color: rgba(0, 0, 0, .2);--rpv-default-layout__sidebar-content--opened-color: #000}.rpv-core__viewer--dark{--rpv-default-layout__body-background-color: #1a1a1a;--rpv-default-layout__container-border-color: #454647;--rpv-default-layout__toolbar-background-color: #292929;--rpv-default-layout__toolbar-border-bottom-color: #000;--rpv-default-layout__sidebar-border-color: #000;--rpv-default-layout__sidebar--opened-background-color: #fff;--rpv-default-layout__sidebar-headers-background-color: #292929;--rpv-default-layout__sidebar-content--opened-background-color: #1a1a1a;--rpv-default-layout__sidebar-content--opened-border-color: #292929;--rpv-default-layout__sidebar-content--opened-color: #fff}.rpv-default-layout__container{border:1px solid var(--rpv-default-layout__container-border-color);box-sizing:border-box;height:100%;width:100%}.rpv-default-layout__toolbar{align-items:center;background-color:var(--rpv-default-layout__toolbar-background-color);border-bottom:1px solid var(--rpv-default-layout__toolbar-border-bottom-color);display:flex;left:0;position:absolute;top:0;height:2.5rem;width:100%;z-index:1}.rpv-default-layout__sidebar{display:flex;padding-top:2.5rem}.rpv-default-layout__sidebar--opened{bottom:0;left:0;position:absolute;top:0;width:12rem;background-color:var(--rpv-default-layout__sidebar--opened-background-color);z-index:1}.rpv-default-layout__sidebar--ltr{border-right:1px solid var(--rpv-default-layout__sidebar-border-color)}.rpv-default-layout__sidebar--rtl{border-left:1px solid var(--rpv-default-layout__sidebar-border-color)}.rpv-default-layout__main{display:flex;height:100%;position:relative}.rpv-default-layout__main--rtl{direction:rtl}.rpv-default-layout__body{background-color:var(--rpv-default-layout__body-background-color);flex:1;overflow:auto;padding-top:2.5rem}@media(min-width:768px){.rpv-default-layout__sidebar--opened{width:16rem}}@media(min-width:1024px){.rpv-default-layout__sidebar--opened{background:inherit;position:inherit;width:20rem;z-index:inherit}}.rpv-default-layout__sidebar-tabs{display:flex;height:100%;width:100%}.rpv-default-layout__sidebar-headers{background-color:var(--rpv-default-layout__sidebar-headers-background-color);padding:.25rem}.rpv-default-layout__sidebar-header{padding:.125rem}.rpv-default-layout__sidebar-content{display:none;flex-grow:1;flex-shrink:1}.rpv-default-layout__sidebar-content--opened{background-color:var(--rpv-default-layout__sidebar-content--opened-background-color);color:var(--rpv-default-layout__sidebar-content--opened-color);display:flex;overflow:hidden}.rpv-default-layout__sidebar-content--ltr{border-left:1px solid var(--rpv-default-layout__sidebar-content--opened-border-color)}.rpv-default-layout__sidebar-content--rtl{border-right:1px solid var(--rpv-default-layout__sidebar-content--opened-border-color)}.pdf-viewer-wrapper{width:100%;height:100vh;background:#f1f5f9}.rpv-core__viewer{background-color:#f1f5f9!important}.rpv-core__page-layer{box-shadow:0 4px 16px #00000014;margin:16px auto!important;border-radius:2px;transform:scale(1.1);transform-origin:top center}.rpv-default-layout__toolbar{background:#fff!important;border-bottom:1px solid #e2e8f0!important}@media(max-width:768px){.rpv-default-layout__sidebar{display:none!important}.rpv-core__page-layer{margin:0 auto!important;transform:scale(1.1);transform-origin:top center}}.syllabus-wrapper{width:100%;margin:3rem auto;padding:0 1.25rem}.syllabus-header{text-align:center;margin-bottom:3rem}.syllabus-title{font-size:2.5rem;font-weight:900;margin-bottom:.5rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.syllabus-subtitle{color:var(--text-muted);font-size:1.1rem}.syllabus-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem}.syllabus-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem 1.5rem;box-shadow:var(--shadow);transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;animation:syllabus-fadeIn .5s ease-out backwards;display:flex;flex-direction:column;gap:1rem}.syllabus-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:var(--primary)}.syllabus-card-icon{width:56px;height:56px;border-radius:14px;background:var(--gradient);display:flex;align-items:center;justify-content:center;font-size:1.75rem;transition:transform .3s}.syllabus-card:hover .syllabus-card-icon{transform:scale(1.1) rotate(5deg)}.syllabus-card-title{font-size:1.4rem;font-weight:800;color:var(--text)}.syllabus-card-desc{color:var(--text-muted);font-size:.95rem;flex:1}.syllabus-btn{background:var(--gradient);color:#fff;border:none;padding:.75rem 1.25rem;border-radius:var(--radius-sm);font-weight:600;font-family:inherit;font-size:.95rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:.5rem}.syllabus-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px #4f46e54d}.syllabus-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;display:none;align-items:center;justify-content:center;padding:1rem;animation:syllabus-fadeIn .3s}.syllabus-modal.syllabus-active{display:flex}.syllabus-modal-content{background:var(--card);border-radius:var(--radius);width:100%;max-width:900px;height:90vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);animation:syllabus-slideUp .3s}.syllabus-modal-header{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.syllabus-modal-title{font-weight:800;font-size:1.25rem}.syllabus-modal-close{background:var(--bg);border:none;width:36px;height:36px;border-radius:10px;cursor:pointer;font-size:1.5rem;color:var(--text-muted);transition:all .2s}.syllabus-modal-close:hover{background:var(--danger);color:#fff}.syllabus-pdf-frame{flex:1;border:none;border-radius:0 0 var(--radius) var(--radius)}@keyframes syllabus-fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes syllabus-slideUp{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.syllabus-title{font-size:1.8rem}.syllabus-grid{grid-template-columns:1fr}.syllabus-modal-content{height:90vh}}.dash-menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:90}.dash-menu-overlay.show{opacity:1;pointer-events:auto}.dash-menu-panel{position:fixed;top:0;left:0;height:100dvh;width:min(300px,84vw);background:var(--card);box-shadow:var(--shadow-lg);transform:translate(-100%);transition:transform .25s ease;z-index:100;overflow-y:auto;padding:1rem 1.1rem 2rem}.dash-menu-panel.show{transform:translate(0)}.dash-menu-panel-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:.75rem;margin-bottom:.5rem;border-bottom:1px solid var(--border)}.dash-menu-section{padding:.75rem 0;border-bottom:1px solid var(--border)}.dash-menu-section:last-child{border-bottom:none}.dash-menu-section-title{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);margin-bottom:.4rem}.dash-menu-section a{display:flex;align-items:center;gap:.65rem;padding:.55rem .4rem;border-radius:8px;color:var(--text);font-size:.92rem;font-weight:500}.dash-menu-section a i{width:18px;color:var(--primary);text-align:center}.dash-menu-section a:hover{background:var(--primary-light)}.dash-install{display:contents}.dash-install-btn{color:#4f46e5}.dash-install-btn:hover,.dash-install-btn-open{border-color:#c7d2fe;background:#eef2ff}.dash-install-panel{position:absolute;top:calc(100% + .5rem);right:1.5rem;width:min(320px,calc(100vw - 2rem));padding:1rem 1.1rem 1.1rem;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 18px 40px -12px #0f172a40;z-index:60;animation:dash-install-in .18s ease}.dash-install-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.85rem}.dash-install-title{font-size:.95rem;font-weight:800;color:var(--text)}.dash-install-close{flex:0 0 auto;width:28px;height:28px;border:none;border-radius:8px;background:none;color:var(--text-muted);font-size:.85rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.dash-install-close:hover{background:var(--card)}.dash-install-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.6rem}.dash-install-step{display:flex;align-items:center;gap:.6rem;padding:.6rem .7rem;border-radius:12px;background:#eef2ff;font-size:.82rem;line-height:1.4;color:var(--text)}.dash-install-num{flex:0 0 auto;width:22px;height:22px;border-radius:50%;background:var(--gradient);color:#fff;font-size:.72rem;font-weight:700;display:flex;align-items:center;justify-content:center}.dash-install-icon{flex:0 0 auto;display:flex;align-items:center;color:#4f46e5}.dash-install-text{min-width:0}.dash-install-note{display:flex;align-items:flex-start;gap:.6rem;margin:0;padding:.7rem;border-radius:12px;background:#eef2ff;font-size:.82rem;line-height:1.5;color:var(--text)}.dash-install-note i{flex:0 0 auto;margin-top:.15rem;color:#4f46e5}@keyframes dash-install-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.dash-install-panel{right:1rem}}@media(prefers-reduced-motion:reduce){.dash-install-panel{animation:none}}.dash-install-btn:disabled{opacity:.6;cursor:progress;transform:none;box-shadow:none}.dash-page{min-height:100vh;display:flex;flex-direction:column}.dash-header{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:1rem 1.5rem;background:#ffffffe6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.dash-header-left,.dash-header-right{display:flex;align-items:center;gap:.9rem}.dash-logo{font-weight:900;font-size:1.3rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;padding-left:.15rem}.dash-icon-btn,.dash-menu-btn,.dash-avatar-btn{border:none;background:var(--card);border:1px solid var(--border);width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);font-size:1rem;position:relative;transition:transform .15s ease,box-shadow .15s ease}.dash-icon-btn:hover,.dash-menu-btn:hover,.dash-avatar-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}.dash-badge{position:absolute;top:-4px;right:-4px;background:var(--danger);color:#fff;font-size:.65rem;font-weight:700;min-width:17px;height:17px;border-radius:999px;display:flex;align-items:center;justify-content:center;padding:0 4px;border:2px solid var(--bg)}.dash-avatar{width:100%;height:100%;border-radius:10px;background:var(--gradient);color:#fff;font-weight:700;font-size:.85rem;display:flex;align-items:center;justify-content:center;overflow:hidden}.dash-main{flex:1 1 auto;padding:clamp(1.5rem,4vw,2.5rem) clamp(1.25rem,4vw,2rem) 3rem}.dash-container{width:95%;margin:0 auto}.dash-banner{position:relative;display:flex;align-items:center;gap:1.1rem;padding:1.25rem 3.2rem 1.25rem 1.35rem;margin-bottom:2rem;border-radius:var(--radius);background:linear-gradient(135deg,#fffbeb,#fef3c7);border:1px solid #fde68a;box-shadow:0 4px 14px #d9770614}.dash-banner-icon{flex:0 0 auto;width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,#f59e0b,#fbbf24);color:#fff;font-size:1.1rem;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px #f59e0b59}.dash-banner-text{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;gap:.15rem}.dash-banner-text strong{font-size:.98rem;color:#92400e}.dash-banner-text span{font-size:.85rem;color:#b45309}.dash-banner-btn{flex:0 0 auto;display:inline-flex;align-items:center;gap:.45rem;background:linear-gradient(135deg,#f59e0b,#d97706);color:#fff;font-size:.85rem;font-weight:700;padding:.65rem 1.15rem;border-radius:10px;white-space:nowrap;transition:transform .15s ease,box-shadow .15s ease}.dash-banner-btn:hover{transform:translateY(-1px);box-shadow:0 6px 16px #d977064d}.dash-banner-close{position:absolute;top:.85rem;right:.9rem;border:none;background:none;color:#b45309;cursor:pointer;font-size:.9rem;width:28px;height:28px;border-radius:8px;display:flex;align-items:center;justify-content:center}.dash-banner-close:hover{background:#d977061f}.dash-banner.hidden{display:none}.dash-greeting{position:relative;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:clamp(1.5rem,4vw,2.25rem) clamp(1.5rem,4vw,2.5rem);margin-bottom:2rem;border-radius:var(--radius);background:var(--gradient);overflow:hidden;isolation:isolate}.dash-greeting:before,.dash-greeting:after{content:"";position:absolute;border-radius:50%;background:#ffffff24;z-index:-1}.dash-greeting:before{width:220px;height:220px;top:-110px;right:-60px}.dash-greeting:after{width:140px;height:140px;bottom:-80px;right:120px;background:#ffffff14}.dash-greeting-text{min-width:0}.dash-greeting-eyebrow{display:inline-flex;align-items:center;gap:.4rem;font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#ffffffd9;background:#ffffff29;padding:.3rem .7rem;border-radius:999px;margin-bottom:.75rem}.dash-greeting h1{font-size:clamp(1.4rem,3vw,2rem);font-weight:800;letter-spacing:-.02em;color:#fff}.dash-greeting p{color:#ffffffe0;font-size:.95rem;margin-top:.4rem;max-width:42ch}.dash-greeting-icon{flex:0 0 auto;width:76px;height:76px;border-radius:20px;background:#ffffff29;border:1px solid rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;font-size:1.9rem;color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.dash-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:1.4rem}.dash-card{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.9rem;padding:2.4rem 1.75rem;border-radius:var(--radius);border:1.5px solid var(--card-border, var(--border));text-decoration:none;color:var(--text);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.dash-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--card-accent, var(--gradient));opacity:.9}.dash-card:hover{transform:translateY(-5px);border-color:var(--card-border-hover, var(--card-accent));box-shadow:0 14px 28px -10px var(--card-shadow, rgba(15, 23, 42, .18))}.dash-card-icon{width:62px;height:62px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;background:var(--card-accent, var(--gradient))}.dash-card h3{font-size:1.1rem;font-weight:800}.dash-card p{font-size:.86rem;color:var(--text-muted);line-height:1.5;max-width:30ch}.dash-card-indigo{background:#eef2ff;--card-border: #e0e7ff;--card-accent: linear-gradient(135deg, #4f46e5, #6366f1);--card-border-hover: #6366f1;--card-shadow: rgba(79, 70, 229, .25)}.dash-card-cyan{background:#ecfeff;--card-border: #cffafe;--card-accent: linear-gradient(135deg, #06b6d4, #22d3ee);--card-border-hover: #22d3ee;--card-shadow: rgba(6, 182, 212, .25)}.dash-card-amber{background:#fffbeb;--card-border: #fef3c7;--card-accent: linear-gradient(135deg, #f59e0b, #fbbf24);--card-border-hover: #fbbf24;--card-shadow: rgba(245, 158, 11, .25)}.dash-card-pink{background:#fdf2f8;--card-border: #fce7f3;--card-accent: linear-gradient(135deg, #ec4899, #f472b6);--card-border-hover: #f472b6;--card-shadow: rgba(236, 72, 153, .25)}.dash-card-green{background:#f0fdf4;--card-border: #dcfce7;--card-accent: linear-gradient(135deg, #10b981, #34d399);--card-border-hover: #34d399;--card-shadow: rgba(16, 185, 129, .25)}.dash-card-violet{background:#f5f3ff;--card-border: #ede9fe;--card-accent: linear-gradient(135deg, #7c3aed, #a78bfa);--card-border-hover: #a78bfa;--card-shadow: rgba(124, 58, 237, .25)}.dash-card-blue{background:#eff6ff;--card-border: #dbeafe;--card-accent: linear-gradient(135deg, #2563eb, #60a5fa);--card-border-hover: #60a5fa;--card-shadow: rgba(37, 99, 235, .25)}.dash-card-rose{background:#fff1f2;--card-border: #ffe4e6;--card-accent: linear-gradient(135deg, #e11d48, #fb7185);--card-border-hover: #fb7185;--card-shadow: rgba(225, 29, 72, .25)}.dash-card-teal{background:#f0fdfa;--card-border: #ccfbf1;--card-accent: linear-gradient(135deg, #0d9488, #2dd4bf);--card-border-hover: #2dd4bf;--card-shadow: rgba(13, 148, 136, .25)}@media(max-width:860px){.dash-grid{grid-template-columns:repeat(2,1fr);gap:1rem}.dash-card{padding:1.85rem 1.15rem}.dash-card p{font-size:.8rem}.dash-card:last-child:nth-child(odd){grid-column:1 / -1;max-width:320px;margin:0 auto}}@media(max-width:640px){.dash-header{padding:.85rem 1rem}.dash-greeting{flex-direction:column;align-items:flex-start;text-align:left}.dash-greeting-icon{width:56px;height:56px;font-size:1.4rem;border-radius:16px}.dash-banner{flex-wrap:wrap;padding:1.1rem 2.8rem 1.1rem 1.1rem}.dash-banner-btn{width:100%;justify-content:center;margin-top:.25rem}}@media(max-width:380px){.dash-grid{grid-template-columns:1fr}.dash-card:last-child:nth-child(odd){grid-column:auto;max-width:none;margin:0}}@media(prefers-reduced-motion:reduce){.dash-card,.dash-icon-btn,.dash-menu-btn,.dash-avatar-btn,.dash-menu-panel,.dash-menu-overlay,.dash-notif-panel,.dash-banner-btn{transition:none!important}}.ntf-page *{box-sizing:border-box;scrollbar-width:none;-ms-overflow-style:none}.ntf-page *::-webkit-scrollbar{display:none}.ntf-page{--ntf-premium: #7c3aed;--ntf-premium-bg: #ede9fe;--ntf-cyan-bg: #cffafe;--ntf-unread-border: #c7d2fe}.ntf-page{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;width:100%;margin:0 auto;min-height:100vh;padding:0 0 40px}.ntf-topbar{position:sticky;top:0;z-index:10}.ntf-header{background:var(--gradient);padding:16px 20px;color:#fff}.ntf-header-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.ntf-header-left{display:flex;align-items:center;gap:12px;min-width:0}.ntf-back-btn{flex-shrink:0;width:36px;height:36px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.28);background:#ffffff24;color:#fff;display:grid;place-items:center;cursor:pointer;font-size:.85rem;transition:background .15s ease,transform .15s ease}.ntf-back-btn:hover{background:#ffffff3d}.ntf-back-btn:active{transform:translate(-2px)}.ntf-bell-wrap{position:relative;flex-shrink:0;width:38px;height:38px;display:grid;place-items:center;background:#ffffff29;border-radius:var(--radius-sm)}.ntf-bell-icon{font-size:1rem}.ntf-bell-ping{position:absolute;top:-3px;right:-3px;width:10px;height:10px;border-radius:50%;background:var(--danger);opacity:.75;animation:ntf-ping 1.8s cubic-bezier(0,0,.2,1) infinite}@keyframes ntf-ping{0%{transform:scale(1);opacity:.75}75%,to{transform:scale(2.2);opacity:0}}.ntf-bell-badge{position:absolute;top:-6px;right:-6px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;background:var(--danger);border:2px solid var(--primary);color:#fff;font-size:.6rem;font-weight:800;display:grid;place-items:center}.ntf-header h1{font-size:1.2rem;font-weight:800;letter-spacing:-.01em;line-height:1.2}.ntf-header-sub{margin-top:2px;font-size:.78rem;color:#ffffffd9;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.ntf-header-sub strong{color:#fff;font-weight:800}.ntf-icon-btn{flex-shrink:0;width:36px;height:36px;border-radius:var(--radius-sm);border:1px solid rgba(255,255,255,.28);background:#ffffff24;color:#fff;display:grid;place-items:center;cursor:pointer;font-size:.85rem;transition:background .15s ease,transform .15s ease}.ntf-icon-btn:hover{background:#ffffff3d}.ntf-icon-btn:active{transform:scale(.94)}.ntf-tabs{display:flex;gap:4px;overflow-x:auto;background:var(--card);border-bottom:1px solid var(--border);box-shadow:var(--shadow);padding:0 16px}.ntf-tab{flex-shrink:0;display:flex;align-items:center;gap:6px;padding:12px 10px;border:none;border-bottom:2px solid transparent;background:none;color:var(--text-muted);font-family:inherit;font-size:.8rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:color .15s ease,border-color .15s ease}.ntf-tab i{font-size:.75rem}.ntf-tab.active{color:var(--primary);border-bottom-color:var(--primary)}.ntf-tab-count{background:var(--bg);border-radius:999px;padding:1px 7px;font-size:.68rem;color:var(--text-muted)}.ntf-tab.active .ntf-tab-count{background:var(--primary-light);color:var(--primary-dark)}.ntf-body{padding:22px 20px 0}.ntf-group-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin:22px 4px 10px}.ntf-group-label:first-child{margin-top:0}.ntf-list{display:flex;flex-direction:column;gap:10px}.ntf-card{position:relative;display:flex;gap:13px;align-items:flex-start;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:15px 40px 15px 16px;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.ntf-card:hover{box-shadow:var(--shadow);border-color:var(--ntf-unread-border);transform:translateY(-1px)}.ntf-card:active{transform:translateY(0) scale(.995)}.ntf-card.unread{background:var(--primary-light);border-color:var(--ntf-unread-border)}.ntf-card.unread:before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--gradient);border-radius:0 4px 4px 0}.ntf-card-icon{flex-shrink:0;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:1rem;color:#fff;box-shadow:0 4px 10px -4px #0f172a59}.ntf-card-main{flex:1;min-width:0}.ntf-card-eyebrow{display:flex;align-items:center;gap:7px;font-size:.7rem;font-weight:700;color:var(--text-muted);margin-bottom:4px}.ntf-eyebrow-type{display:inline-flex;align-items:center;gap:5px;text-transform:uppercase;letter-spacing:.04em}.ntf-eyebrow-type i{font-size:.68rem}.ntf-eyebrow-sep{color:var(--border)}.ntf-eyebrow-time{font-weight:600;color:var(--text-muted);text-transform:none;letter-spacing:0}.ntf-eyebrow-new{margin-left:2px;padding:1px 7px;border-radius:999px;background:var(--c-error-light);color:var(--danger-dark);font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.03em}.ntf-card-title{font-size:.94rem;font-weight:700;color:var(--text);line-height:1.35}.ntf-message-wrap{position:relative;max-height:2.9em;overflow:hidden;transition:max-height .35s ease;margin-top:3px}.ntf-message-wrap.expanded{max-height:600px}.ntf-card-message{font-size:.83rem;color:var(--text-muted);line-height:1.5}.ntf-message-fade{position:absolute;left:0;right:0;bottom:0;height:1.5em;background:linear-gradient(to bottom,transparent,var(--card));pointer-events:none}.ntf-card.unread .ntf-message-fade{background:linear-gradient(to bottom,transparent,var(--primary-light))}.ntf-card-controls{display:flex;align-items:center;gap:14px;margin-top:9px;flex-wrap:wrap}.ntf-expand-toggle{display:inline-flex;align-items:center;gap:5px;padding:0;border:none;background:none;color:var(--primary);font-family:inherit;font-size:.76rem;font-weight:700;cursor:pointer}.ntf-expand-toggle:hover{color:var(--primary-dark);text-decoration:underline}.ntf-expand-toggle i{font-size:.62rem;transition:transform .15s ease}.ntf-expand-toggle i.flipped{transform:rotate(180deg)}.ntf-card-link{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;margin-top:8px;margin-bottom:8px;background:var(--primary-light);color:var(--primary-dark);font-size:.76rem;font-weight:700;text-decoration:none;transition:background .15s ease,transform .15s ease}.ntf-card-link:hover{background:#e0e3ff}.ntf-card-link:active{transform:scale(.97)}.ntf-card-link i{font-size:.66rem}.ntf-card-link i:last-child{transition:transform .15s ease}.ntf-card-link:hover i:last-child{transform:translate(2px)}.ntf-card-delete{position:absolute;top:10px;right:10px;width:24px;height:24px;border-radius:8px;border:none;background:transparent;color:var(--text-muted);display:grid;place-items:center;cursor:pointer;font-size:.7rem;opacity:0;transition:opacity .15s ease,background .15s ease,color .15s ease}.ntf-card:hover .ntf-card-delete,.ntf-card:focus-within .ntf-card-delete{opacity:1}.ntf-card-delete:hover{background:var(--c-error-light);color:var(--danger)}.ntf-empty{text-align:center;padding:70px 20px 40px;color:var(--text-muted)}.ntf-empty i{font-size:2.4rem;color:var(--border);margin-bottom:14px}.ntf-empty h3{font-size:1rem;color:var(--text);font-weight:700;margin-bottom:5px}.ntf-empty p{font-size:.85rem}.ntf-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--text);color:#fff;padding:11px 18px;border-radius:999px;font-size:.82rem;font-weight:600;display:flex;align-items:center;gap:8px;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:all .25s ease;z-index:100}.ntf-toast.show{opacity:1;transform:translate(-50%);pointer-events:auto}.ntf-toast i{color:var(--success)}@media(max-width:480px){.ntf-header{padding:14px 16px}.ntf-body{padding:18px 16px 0}.ntf-header h1{font-size:1.05rem}.ntf-header-sub{max-width:160px}.ntf-bell-wrap{width:34px;height:34px}.ntf-back-btn,.ntf-icon-btn{width:32px;height:32px}.ntf-card{padding:13px 36px 13px 13px}.ntf-card-icon{width:38px;height:38px;font-size:.9rem}.ntf-card-delete{top:8px;right:8px}}.auth-divider{display:flex;align-items:center;gap:.75rem;margin:1.5rem 0 1.25rem;color:var(--text-muted);font-size:.8rem;font-weight:500}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:var(--border)}.auth-google-wrap{width:100%;display:flex;justify-content:center}.auth-google-wrap>div{width:100%!important}.gsi-btn{display:inline-flex;align-items:center;justify-content:center;gap:.625rem;width:100%;height:2.5rem;padding:0 .75rem;background:#fff;border:.0625rem solid #dadce0;border-radius:.25rem;font-family:"Roboto",var(--font, "Inter"),system-ui,sans-serif;font-size:.875rem;font-weight:500;color:#3c4043;cursor:pointer;transition:background .15s,box-shadow .15s}.gsi-btn:hover:not(:disabled){background:#f8f9fa;box-shadow:0 .0625rem .125rem #3c40434d}.gsi-btn:disabled{cursor:default;opacity:.85}.gsi-icon{flex-shrink:0}.gsi-text{white-space:nowrap}.gsi-spinner{width:1.125rem;height:1.125rem;border:.1875rem solid #dadce0;border-top-color:#4285f4;border-radius:50%;animation:gsi-spin .7s linear infinite;flex-shrink:0}@keyframes gsi-spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.gsi-spinner{animation:none}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary: #4f46e5;--primary-dark: #4338ca;--primary-light: #eef2ff;--accent: #06b6d4;--success: #10b981;--bg: #f8fafc;--card: #ffffff;--text: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--warning: #f59e0b;--danger: #ef4444;--shadow: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-lg: 0 20px 25px -5px rgb(0 0 0 / .1);--radius: 16px;--radius-sm: 10px;--gradient: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{text-decoration:none}.auth-page{min-height:100vh;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:2rem 1.25rem}.auth-wrapper{width:100%;max-width:440px}.auth-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.5rem;box-shadow:var(--shadow-lg)}.auth-header{text-align:center;margin-bottom:2rem}.auth-header h1{font-size:1.75rem;font-weight:800;margin-bottom:.5rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.auth-header p{color:var(--text-muted);font-size:.95rem}.auth-form{display:flex;flex-direction:column;gap:1.25rem}.auth-form-group{display:flex;flex-direction:column;gap:.5rem}.auth-form-label{font-weight:600;font-size:.95rem;color:var(--text)}.auth-form-input{width:100%;padding:.875rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-size:.95rem;color:var(--text);outline:none;transition:all .2s;font-family:Inter,sans-serif}.auth-form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.auth-password-wrapper{position:relative}.auth-password-toggle{position:absolute;right:1rem;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:1.1rem;padding:0;color:var(--text-muted);transition:color .2s;display:flex;align-items:center;justify-content:center}.auth-password-toggle:hover{color:var(--text)}.auth-form-row{display:flex;justify-content:space-between;align-items:center;font-size:.9rem}.auth-checkbox-group{display:flex;align-items:center;gap:.5rem}.auth-checkbox-group input[type=checkbox]{width:16px;height:16px;accent-color:var(--primary);cursor:pointer}.auth-checkbox-group label{color:var(--text-muted);cursor:pointer;font-size:.9rem}.auth-forgot-link{color:var(--primary);font-weight:600;text-decoration:none;transition:opacity .2s;font-size:.9rem}.auth-forgot-link:hover{opacity:.8}.auth-submit{width:100%;padding:.875rem 1.5rem;background:var(--gradient);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px #4f46e54d;margin-top:.5rem;font-family:Inter,sans-serif;display:flex;align-items:center;justify-content:center;gap:.5rem}.auth-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.auth-submit:disabled{opacity:.7;cursor:not-allowed}.auth-footer{text-align:center;margin-top:1.5rem;font-size:.95rem;color:var(--text-muted)}.auth-footer a{color:var(--primary);font-weight:600;text-decoration:none}.auth-footer a:hover{text-decoration:underline}.auth-form-input.auth-input-error{border-color:var(--danger);background:#fff5f5}.auth-form-input.auth-input-error:focus{border-color:var(--danger);box-shadow:0 0 0 3px #ef44441f}.auth-field-error{display:flex;align-items:center;gap:.3rem;font-size:.78rem;font-weight:500;color:var(--danger);animation:auth-err-in .15s ease}@keyframes auth-err-in{0%{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}.auth-alert{display:flex;align-items:flex-start;gap:.625rem;padding:.75rem .875rem;border-radius:var(--radius-sm);border:1px solid transparent;font-size:.85rem;line-height:1.5;animation:auth-alert-in .18s ease}@keyframes auth-alert-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.auth-alert-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.auth-alert-warning{background:#fffbeb;border-color:#fde68a;color:#92400e}.auth-alert-icon{flex-shrink:0;margin-top:.05rem;font-size:.9rem}.auth-alert-body{flex:1}.auth-alert-title{font-weight:700;margin-bottom:.1rem;font-size:.85rem}.auth-alert-dismiss{background:none;border:none;cursor:pointer;opacity:.5;font-size:.85rem;padding:0;flex-shrink:0;transition:opacity .15s;line-height:1;color:inherit}.auth-alert-dismiss:hover{opacity:1}.auth-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:auth-spin .65s linear infinite;flex-shrink:0;display:inline-block}@keyframes auth-spin{to{transform:rotate(360deg)}}.auth-toast-portal{position:fixed;top:1.25rem;right:1.25rem;z-index:9999;display:flex;flex-direction:column;gap:.5rem;align-items:flex-end;pointer-events:none}.auth-toast{pointer-events:all;display:flex;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;border-radius:var(--radius-sm);font-size:.875rem;box-shadow:0 8px 24px #0000001f;max-width:340px;width:340px;background:var(--card);border-left:4px solid transparent;position:relative;overflow:hidden;animation:auth-toast-in .22s cubic-bezier(.34,1.3,.64,1)}.auth-toast.auth-toast-exiting{animation:auth-toast-out .2s ease forwards}@keyframes auth-toast-in{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:translate(0)}}@keyframes auth-toast-out{to{opacity:0;transform:translate(24px)}}.auth-toast-success{border-left-color:var(--success)}.auth-toast-error{border-left-color:var(--danger)}.auth-toast-warning{border-left-color:var(--warning)}.auth-toast-info{border-left-color:var(--primary)}.auth-toast-icon-wrap{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:.95rem}.auth-toast-success .auth-toast-icon-wrap{background:#d1fae5;color:var(--success)}.auth-toast-error .auth-toast-icon-wrap{background:#fee2e2;color:var(--danger)}.auth-toast-warning .auth-toast-icon-wrap{background:#fef3c7;color:var(--warning)}.auth-toast-info .auth-toast-icon-wrap{background:var(--primary-light);color:var(--primary)}.auth-toast-body{flex:1;min-width:0}.auth-toast-title{font-weight:700;color:var(--text);font-size:.85rem;margin-bottom:.15rem}.auth-toast-msg{font-size:.78rem;color:var(--text-muted);line-height:1.4}.auth-toast-close{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:0;flex-shrink:0;line-height:1;transition:color .15s;font-size:.85rem;margin-top:.1rem}.auth-toast-close:hover{color:var(--text)}.auth-toast-progress{position:absolute;bottom:0;left:0;height:2px;transition:width .1s linear}.auth-toast-success .auth-toast-progress{background:var(--success)}.auth-toast-error .auth-toast-progress{background:var(--danger)}.auth-toast-warning .auth-toast-progress{background:var(--warning)}.auth-toast-info .auth-toast-progress{background:var(--primary)}.auth-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:9000;display:flex;align-items:center;justify-content:center;padding:1rem;animation:auth-overlay-in .18s ease}@keyframes auth-overlay-in{0%{opacity:0}to{opacity:1}}.auth-modal{background:var(--card);border-radius:var(--radius);width:100%;max-width:400px;box-shadow:0 24px 60px #0000002e;overflow:hidden;animation:auth-modal-in .22s cubic-bezier(.34,1.4,.64,1);position:relative}@keyframes auth-modal-in{0%{opacity:0;transform:scale(.88) translateY(16px)}to{opacity:1;transform:scale(1) translateY(0)}}.auth-modal-stripe{height:5px}.auth-modal-stripe-success{background:var(--success)}.auth-modal-stripe-error{background:var(--danger)}.auth-modal-stripe-warning{background:var(--warning)}.auth-modal-stripe-info{background:var(--primary)}.auth-modal-body{padding:2rem;text-align:center}.auth-modal-icon{width:68px;height:68px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.25rem;font-size:1.75rem}.auth-modal-icon-success{background:#d1fae5;color:var(--success);animation:auth-icon-pop .35s cubic-bezier(.34,1.56,.64,1) .05s both}.auth-modal-icon-error{background:#fee2e2;color:var(--danger);animation:auth-icon-shake .4s ease .05s both}.auth-modal-icon-warning{background:#fef3c7;color:var(--warning);animation:auth-icon-pop .35s cubic-bezier(.34,1.56,.64,1) .05s both}.auth-modal-icon-info{background:var(--primary-light);color:var(--primary);animation:auth-icon-pop .35s cubic-bezier(.34,1.56,.64,1) .05s both}@keyframes auth-icon-pop{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}@keyframes auth-icon-shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.auth-modal-title{font-size:1.2rem;font-weight:800;margin-bottom:.5rem;letter-spacing:-.015em}.auth-modal-msg{font-size:.9rem;color:var(--text-muted);line-height:1.65;margin-bottom:1.75rem}.auth-modal-actions{display:flex;flex-direction:column;gap:.625rem}.auth-modal-btn{width:100%;padding:.75rem;border:none;border-radius:var(--radius-sm);font-size:.9rem;font-weight:700;font-family:Inter,sans-serif;cursor:pointer;transition:all .2s}.auth-modal-btn:active{transform:scale(.98)}.auth-modal-btn-success{background:var(--success);color:#fff}.auth-modal-btn-success:hover{background:#059669}.auth-modal-btn-error{background:var(--danger);color:#fff}.auth-modal-btn-error:hover{background:#dc2626}.auth-modal-btn-primary{background:var(--gradient);color:#fff;box-shadow:0 4px 12px #4f46e54d}.auth-modal-btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #4f46e566}.auth-modal-btn-ghost{background:transparent;border:1.5px solid var(--border);color:var(--text-muted)}.auth-modal-btn-ghost:hover{background:var(--bg);color:var(--text)}.auth-modal-close-x{position:absolute;top:.875rem;right:.875rem;width:28px;height:28px;border-radius:50%;border:none;background:#0000000f;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.75rem;transition:background .15s}.auth-modal-close-x:hover{background:#0000001f;color:var(--text)}@media(max-width:640px){.auth-card{padding:2rem 1.5rem}.auth-toast-portal{top:auto;bottom:1rem;right:.75rem;left:.75rem;align-items:stretch}.auth-toast{width:100%;max-width:100%}}.register-page{min-height:100vh;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:2rem 1.25rem}.register-wrapper{width:100%;max-width:480px}.register-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2.5rem;box-shadow:var(--shadow-lg)}.register-logo{text-align:center;margin-bottom:.5rem}.register-logo h1{font-size:2rem;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.register-subtitle{text-align:center;color:var(--text-muted);font-size:.95rem;margin-bottom:2rem}.register-form{display:flex;flex-direction:column;gap:1.25rem}.register-form-group{display:flex;flex-direction:column;gap:.5rem}.register-form-label{font-weight:600;font-size:.95rem;color:var(--text)}.register-form-input{width:100%;padding:.875rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-size:.95rem;color:var(--text);outline:none;transition:all .2s}.register-form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.register-submit{width:100%;padding:.875rem 1.5rem;background:var(--gradient);color:#fff;border:none;border-radius:10px;font-weight:700;font-size:1rem;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px #4f46e54d;margin-top:.5rem;font-family:Inter,sans-serif;display:flex;align-items:center;justify-content:center;gap:.5rem}.register-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.register-submit:disabled{opacity:.7;cursor:not-allowed}.register-footer{text-align:center;margin-top:1.5rem;font-size:.95rem;color:var(--text-muted)}.register-footer a{color:var(--primary);font-weight:600;text-decoration:none}.register-footer a:hover{text-decoration:underline}@media(max-width:640px){.register-card{padding:2rem 1.5rem}}:root{--font: "Inter", system-ui, sans-serif;--c-bg: #f0f2f5;--c-surface: #ffffff;--c-border: #e5e7eb;--c-border-focus: #2563eb;--c-text: #111827;--c-muted: #6b7280;--c-subtle: #f9fafb;--c-primary: #2563eb;--c-primary-hover: #1d4ed8;--c-primary-light: #dbeafe;--c-success: #16a34a;--c-success-bg: #f0fdf4;--c-success-border: #bbf7d0;--c-success-light: #dcfce7;--c-error: #dc2626;--c-error-bg: #fef2f2;--c-error-border: #fecaca;--c-error-light: #fee2e2;--c-warning: #d97706;--c-warning-bg: #fffbeb;--c-warning-border: #fde68a}.register-form-input.has-error{border-color:var(--c-error);background:var(--c-error-bg)}.register-form-input.has-error:focus{box-shadow:0 0 0 3px #dc26261f}.register-form-input.has-success{border-color:var(--c-success)}.register-field-error{display:flex;align-items:center;gap:.3rem;font-size:.775rem;color:var(--c-error);margin-top:.3rem;font-weight:500;animation:fieldErrIn .15s ease}@keyframes fieldErrIn{0%{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}.register-field-hint{font-size:.775rem;color:var(--c-success);margin-top:.3rem;font-weight:500;display:flex;align-items:center;gap:.3rem}.register-strength{margin-top:.5rem}.register-strength-bar{height:3px;background:var(--c-border);border-radius:99px;overflow:hidden;margin-bottom:.3rem}.register-strength-fill{height:100%;border-radius:99px;transition:width .25s ease,background .25s ease}.register-strength-label{font-size:.72rem;font-weight:600}.register-spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:register-spin .65s linear infinite;flex-shrink:0;display:inline-block}@keyframes register-spin{to{transform:rotate(360deg)}}.register-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:900;display:flex;align-items:center;justify-content:center;padding:1rem;animation:overlayIn .18s ease}@keyframes overlayIn{0%{opacity:0}to{opacity:1}}.register-modal{background:var(--c-surface);border-radius:var(--radius-lg);width:100%;max-width:400px;box-shadow:0 20px 48px #00000024;overflow:hidden;animation:modalIn .22s cubic-bezier(.34,1.4,.64,1);position:relative}@keyframes modalIn{0%{opacity:0;transform:scale(.88) translateY(16px)}to{opacity:1;transform:scale(1) translateY(0)}}.register-modal-stripe{height:5px}.register-modal-body{padding:1.75rem;text-align:center}.register-modal-icon-ring{width:68px;height:68px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.25rem;font-size:1.75rem;position:relative}.register-modal-icon-ring.success-ring{background:var(--c-success-light);color:var(--c-success);animation:ringPop .35s cubic-bezier(.34,1.56,.64,1) .05s both}@keyframes ringPop{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.register-modal-icon-ring.error-ring{background:var(--c-error-light);color:var(--c-error);animation:ringShake .4s ease .05s both}@keyframes ringShake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.register-modal-icon-ring.warning-ring{background:var(--c-warning-bg);color:var(--c-warning)}.register-modal-icon-ring.info-ring{background:var(--c-primary-light);color:var(--c-primary)}.register-modal-title{font-size:1.1rem;font-weight:800;margin-bottom:.5rem;letter-spacing:-.015em}.register-modal-msg{font-size:.875rem;color:var(--c-muted);line-height:1.65;margin-bottom:1.5rem}.register-modal-msg strong{color:var(--c-text)}.register-modal-actions{display:flex;gap:.625rem;flex-direction:column}.register-modal-btn{width:100%;padding:.7rem;border:none;border-radius:var(--radius-sm);font-size:.875rem;font-weight:700;font-family:var(--font);cursor:pointer;transition:background .15s,transform .1s}.register-modal-btn:active{transform:scale(.98)}.register-modal-btn.primary-success{background:var(--c-success);color:#fff}.register-modal-btn.primary-success:hover{background:#15803d}.register-modal-btn.primary-error{background:var(--c-error);color:#fff}.register-modal-btn.primary-error:hover{background:#b91c1c}.register-modal-btn.primary-primary{background:var(--c-primary);color:#fff}.register-modal-btn.primary-primary:hover{background:var(--c-primary-hover)}.register-modal-btn.ghost{background:transparent;border:1.5px solid var(--c-border);color:var(--c-muted)}.register-modal-btn.ghost:hover{background:var(--c-subtle);color:var(--c-text)}.register-modal-close-x{position:absolute;top:.875rem;right:.875rem;width:28px;height:28px;border-radius:50%;border:none;background:#0000000f;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--c-muted);transition:background .15s}.register-modal-close-x:hover{background:#0000001f;color:var(--c-text)}.register-toast-portal{position:fixed;top:1.25rem;right:1.25rem;z-index:1000;display:flex;flex-direction:column;gap:.5rem;align-items:flex-end;pointer-events:none}.register-toast{pointer-events:all;display:flex;align-items:flex-start;gap:.75rem;padding:.875rem 1rem;border-radius:var(--radius);font-size:.875rem;box-shadow:var(--shadow-md);max-width:340px;width:340px;background:#fff;border-left:4px solid transparent;animation:toastIn .22s cubic-bezier(.34,1.3,.64,1);position:relative;overflow:hidden}.register-toast.exiting{animation:toastOut .2s ease forwards}@keyframes toastIn{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:translate(0)}}@keyframes toastOut{to{opacity:0;transform:translate(24px)}}.register-toast.t-success{border-left-color:var(--c-success)}.register-toast.t-error{border-left-color:var(--c-error)}.register-toast.t-warning{border-left-color:var(--c-warning)}.register-toast.t-info{border-left-color:var(--c-primary)}.register-toast-icon{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1rem}.register-toast-icon.t-success{background:var(--c-success-light);color:var(--c-success)}.register-toast-icon.t-error{background:var(--c-error-light);color:var(--c-error)}.register-toast-icon.t-warning{background:var(--c-warning-bg);color:var(--c-warning)}.register-toast-icon.t-info{background:var(--c-primary-light);color:var(--c-primary)}.register-toast-content{flex:1;min-width:0}.register-toast-title{font-weight:700;color:var(--c-text);font-size:.85rem;margin-bottom:.15rem}.register-toast-msg{font-size:.8rem;color:var(--c-muted);line-height:1.4}.register-toast-x{background:none;border:none;cursor:pointer;color:var(--c-muted);padding:0;flex-shrink:0;line-height:1;transition:color .15s;font-size:.9rem;margin-top:.1rem}.register-toast-x:hover{color:var(--c-text)}.register-toast-bar{position:absolute;bottom:0;left:0;height:2px;transition:width .1s linear}.register-toast.t-success .register-toast-bar{background:var(--c-success)}.register-toast.t-error .register-toast-bar{background:var(--c-error)}.register-toast.t-warning .register-toast-bar{background:var(--c-warning)}.register-toast.t-info .register-toast-bar{background:var(--c-primary)}.register-alert{display:flex;gap:.625rem;align-items:flex-start;padding:.75rem .875rem;border-radius:var(--radius-sm);border:1px solid transparent;font-size:.85rem;line-height:1.5;margin-bottom:1.25rem;animation:alertIn .18s ease}@keyframes alertIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.register-alert.error{background:var(--c-error-bg);border-color:var(--c-error-border);color:#991b1b}.register-alert.warning{background:var(--c-warning-bg);border-color:var(--c-warning-border);color:#92400e}.register-alert.success{background:var(--c-success-bg);border-color:var(--c-success-border);color:#166534}.register-alert-icon{flex-shrink:0;margin-top:.05rem}.register-alert-body{flex:1}.register-alert-title{font-weight:700;margin-bottom:.15rem}.register-alert-dismiss{background:none;border:none;cursor:pointer;opacity:.5;font-size:1rem;padding:0;flex-shrink:0;transition:opacity .15s;line-height:1}.register-alert-dismiss:hover{opacity:1}.forget-wrapper{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem 1.25rem}.forget-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:2.5rem;width:100%;max-width:420px;animation:forgetSlideUp .4s ease}@keyframes forgetSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.forget-header{text-align:center;margin-bottom:2rem}.forget-icon{width:64px;height:64px;background:var(--primary-light);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;font-size:2rem}.forget-title{font-size:1.75rem;font-weight:900;margin-bottom:.5rem}.forget-subtitle{color:var(--text-muted);font-size:.95rem}.forget-form{display:flex;flex-direction:column;gap:1.25rem}.forget-group{display:flex;flex-direction:column;gap:.5rem}.forget-label{font-weight:600;font-size:.9rem;color:var(--text)}.forget-input{padding:.875rem 1rem;border:2px solid var(--border);border-radius:var(--radius-sm);font-size:1rem;font-family:inherit;transition:all .2s;background:var(--card);color:var(--text)}.forget-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.forget-btn{background:var(--gradient);color:#fff;border:none;padding:1rem;border-radius:var(--radius-sm);font-weight:600;font-size:1rem;cursor:pointer;transition:all .2s;position:relative}.forget-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow)}.forget-btn:disabled{opacity:.6;cursor:not-allowed}.forget-success{position:relative;background:linear-gradient(135deg,#d1fae5,#a7f3d0);border:2px solid var(--success);color:#065f46;padding:1.25rem;border-radius:var(--radius);display:none;overflow:hidden;box-shadow:0 0 #10b98166}.forget-success.show{display:flex;gap:1rem;align-items:start;animation:forgetSuccessPulse 2s ease-in-out infinite}@keyframes forgetSuccessPulse{0%,to{box-shadow:0 0 #10b98180}50%{box-shadow:0 0 0 12px #10b98100}}.forget-success:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(45deg,transparent,rgba(255,255,255,.4),transparent);animation:forgetShine 3s infinite}@keyframes forgetShine{0%{transform:translate(-100%) translateY(-100%) rotate(45deg)}to{transform:translate(100%) translateY(100%) rotate(45deg)}}.forget-success-icon{position:relative;z-index:1;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--success) 0%,#059669 100%);display:flex;align-items:center;justify-content:center;font-size:1.5rem;line-height:1;color:#fff;animation:forgetBounce .6s cubic-bezier(.68,-.55,.265,1.55)}@keyframes forgetBounce{0%{transform:scale(0) rotate(-180deg)}50%{transform:scale(1.2) rotate(10deg)}to{transform:scale(1) rotate(0)}}.forget-success-icon:after{content:"";position:absolute;width:100%;height:100%;border-radius:50%;border:3px solid var(--success);animation:forgetRipple 1.5s ease-out infinite}@keyframes forgetRipple{0%{transform:scale(1);opacity:1}to{transform:scale(1.8);opacity:0}}.forget-success-icon svg{width:24px;height:24px;stroke:#fff;stroke-width:3;fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:24;stroke-dashoffset:24;animation:forgetDraw .5s ease-out .3s forwards}@keyframes forgetDraw{to{stroke-dashoffset:0}}.forget-success-text{position:relative;z-index:1;flex:1;font-size:.95rem;line-height:1.6;animation:forgetFadeInUp .4s ease-out .4s both}.forget-success-text strong{font-weight:900;font-size:1.05rem}@keyframes forgetFadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.forget-success:after{position:absolute;top:8px;right:12px;font-size:18px;animation:forgetFloat 3s ease-in-out infinite;z-index:1}@keyframes forgetFloat{0%,to{transform:translateY(0) rotate(0);opacity:.6}50%{transform:translateY(-6px) rotate(15deg);opacity:1}}.forget-back{text-align:center;margin-top:1.5rem;font-size:.9rem;color:var(--text-muted)}.forget-back a{color:var(--primary);text-decoration:none;font-weight:600}.forget-back a:hover{text-decoration:underline}.forget-error{color:var(--danger);font-size:.85rem;display:none}.forget-error.show{display:block}.forget-spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:forgetSpin .6s linear infinite;margin-right:.5rem}@keyframes forgetSpin{to{transform:rotate(360deg)}}.countdown--ready{display:flex;align-items:center;justify-content:center;gap:.5rem;font-weight:700;color:var(--success)}.countdown--ready.countdown--full{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:var(--radius-sm);padding:.8rem;font-size:.9rem}.countdown--ready.countdown--compact{font-size:.8rem}.countdown--expired{display:flex;align-items:center;justify-content:center;gap:.5rem;font-weight:700;color:var(--danger)}.countdown--expired.countdown--full{background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-sm);padding:.8rem;font-size:.9rem}.countdown--expired.countdown--compact{font-size:.78rem}.countdown--compact{display:flex;align-items:baseline;gap:.15rem;justify-content:center;padding:.4rem 0}.countdown--compact .countdown__num{font-size:1.3rem;font-weight:800;color:var(--text)}.countdown--compact .countdown__unit{font-size:.8rem;color:var(--text-muted);font-weight:600;margin-right:.4rem}.countdown--compact.countdown--urgent .countdown__num{color:var(--warning)}.countdown--grace-compact{display:flex;align-items:baseline;justify-content:center;gap:.2rem;padding:.4rem .5rem;background:#fffbeb;border-radius:var(--radius-sm);color:var(--warning);font-weight:700}.countdown--grace-compact .countdown__num{font-size:1rem;font-weight:800;color:var(--warning)}.countdown--grace-compact .countdown__unit{font-size:.7rem;font-weight:600;color:var(--warning);margin-right:.3rem}.countdown--grace-compact.countdown--urgent{background:#fef2f2}.countdown--grace-compact.countdown--urgent .countdown__num,.countdown--grace-compact.countdown--urgent .countdown__unit{color:var(--danger)}.countdown__grace-dot{width:6px;height:6px;min-width:6px;border-radius:50%;background:var(--warning);margin-right:.15rem;animation:countdown-pulse 1.4s ease-in-out infinite}.countdown--grace-compact.countdown--urgent .countdown__grace-dot{background:var(--danger)}@keyframes countdown-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(1.5)}}.countdown--full{display:flex;flex-direction:column;align-items:center;gap:.5rem;background:var(--gradient);color:#fff;padding:1.1rem;border-radius:var(--radius-sm)}.countdown__title{display:flex;align-items:center;gap:.4rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;opacity:.85}.countdown__units{display:flex;align-items:center;gap:.5rem}.countdown__unit-block{display:flex;flex-direction:column;align-items:center;min-width:46px}.countdown__value{font-size:1.6rem;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}.countdown__label{font-size:.62rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;opacity:.8;margin-top:.2rem}.countdown__colon{font-size:1.3rem;font-weight:700;opacity:.6;margin-bottom:1rem}.countdown--full.countdown--urgent{background:linear-gradient(135deg,var(--warning) 0%,#f97316 100%)}.countdown--grace{display:flex;flex-direction:column;align-items:center;gap:.5rem;background:linear-gradient(135deg,var(--warning) 0%,#f59e0b 100%);color:#fff;padding:1.1rem;border-radius:var(--radius-sm)}.countdown--grace.countdown--urgent{background:linear-gradient(135deg,var(--danger) 0%,var(--danger-dark) 100%)}.countdown--grace .countdown__value{font-variant-numeric:tabular-nums}.examdetail-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a8c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);display:flex;align-items:flex-end;justify-content:center;z-index:200;padding:0}.examdetail-sheet{width:100%;max-width:480px;max-height:88vh;background:var(--card);border-radius:var(--radius) var(--radius) 0 0;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;overflow:hidden;animation:examdetail-slide-up .22s ease}@keyframes examdetail-slide-up{0%{transform:translateY(24px);opacity:0}to{transform:translateY(0);opacity:1}}@media(min-width:640px){.examdetail-overlay{align-items:center;padding:1.5rem}.examdetail-sheet{border-radius:var(--radius);max-height:85vh}}.examdetail-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1.25rem 1.25rem 1.1rem;border-bottom:1px solid var(--border)}.examdetail-header__text{min-width:0}.examdetail-eyebrow{display:block;font-size:.68rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.3rem}.examdetail-title{font-size:1.15rem;font-weight:800;color:var(--text);letter-spacing:-.01em;margin-bottom:.45rem}.examdetail-close{width:32px;height:32px;min-width:32px;border-radius:50%;border:none;background:var(--bg);color:var(--text-muted);font-size:.85rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease}.examdetail-close:hover{background:var(--primary-light);color:var(--primary)}.examdetail-scroll{flex:1;overflow-y:auto;padding:1.25rem;display:flex;flex-direction:column;gap:1.5rem}.examdetail-hero{margin:-.25rem 0 0}.examdetail-section{display:flex;flex-direction:column;gap:.75rem}.examdetail-section__title{font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.examdetail-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:.6rem}.examdetail-stat{display:flex;flex-direction:column;gap:.3rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.75rem .85rem}.examdetail-stat__label{font-size:.7rem;font-weight:600;color:var(--text-muted)}.examdetail-stat__value{font-size:1.05rem;font-weight:800;color:var(--text);letter-spacing:-.01em}.examdetail-stat__suffix{font-size:.75rem;font-weight:600;color:var(--text-muted);margin-left:.25rem}.examdetail-chips{display:flex;flex-wrap:wrap;gap:.45rem}.examdetail-chip{font-size:.78rem;font-weight:700;color:var(--primary);background:var(--primary-light);padding:.35rem .7rem;border-radius:999px}.examdetail-settings-list{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.examdetail-setting-row{display:flex;align-items:center;justify-content:space-between;padding:.7rem .9rem}.examdetail-setting-row+.examdetail-setting-row{border-top:1px solid var(--border)}.examdetail-setting-row__label{font-size:.85rem;font-weight:600;color:var(--text)}.examdetail-setting-row__value{font-size:.82rem;font-weight:700;color:var(--text-muted)}.examdetail-pill{display:inline-flex;align-items:center;gap:.3rem;font-size:.72rem;font-weight:700;padding:.2rem .55rem;border-radius:999px}.examdetail-pill i{font-size:.6rem}.examdetail-pill--on{color:var(--success);background:#f0fdf4}.examdetail-pill--off{color:var(--text-muted);background:var(--bg)}.examdetail-notes{font-size:.85rem;color:var(--text);line-height:1.55;background:var(--bg);border-left:3px solid var(--primary);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:.75rem .9rem;font-style:italic}.examdetail-actions{display:flex;gap:.6rem;padding:1rem 1.25rem;border-top:1px solid var(--border)}.examdetail-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:.45rem;padding:.75rem;border-radius:var(--radius-sm);font-size:.88rem;font-weight:700;border:none;cursor:pointer;transition:transform .15s ease,background .15s ease,box-shadow .15s ease}.examdetail-btn--primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow)}.examdetail-btn--primary:hover{transform:translateY(-2px)}.examdetail-btn--ghost{background:var(--bg);color:var(--text);border:1px solid var(--border)}.examdetail-btn--ghost:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.examdetail-btn--danger:hover{background:#fef2f2;color:var(--danger);border-color:var(--danger)}.offline-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem;background:var(--bg)}.offline-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:2.25rem 1.75rem 1.75rem;display:flex;flex-direction:column;align-items:center;text-align:center}.offline-icon{width:84px;height:84px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2rem;margin-bottom:1.25rem;box-shadow:0 8px 20px #4f46e54d}.offline-icon--spinning i{animation:offline-pulse .6s ease-in-out}@keyframes offline-pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(.85);opacity:.6}}@media(prefers-reduced-motion:reduce){.offline-icon--spinning i{animation:none}}.offline-status{display:inline-flex;align-items:center;gap:.4rem;font-size:.72rem;font-weight:700;color:var(--danger);background:#fef2f2;border:1px solid #fecaca;padding:.3rem .7rem;border-radius:999px;text-transform:uppercase;letter-spacing:.03em;margin-bottom:1rem}.offline-status__dot{width:6px;height:6px;border-radius:50%;background:var(--danger)}.offline-status--back{color:var(--success);background:#f0fdf4;border-color:#bbf7d0}.offline-status--back .offline-status__dot{background:var(--success)}.offline-title{font-size:1.3rem;font-weight:800;color:var(--text);letter-spacing:-.02em;margin-bottom:.6rem}.offline-text{font-size:.88rem;color:var(--text-muted);line-height:1.55;margin-bottom:1.5rem}.offline-retry{display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%;padding:.85rem;border:none;border-radius:var(--radius-sm);background:var(--gradient);color:#fff;font-size:.9rem;font-weight:700;cursor:pointer;box-shadow:0 4px 12px #4f46e54d;transition:transform .15s ease,opacity .15s ease;margin-bottom:1.75rem}.offline-retry:hover:not(:disabled){transform:translateY(-2px)}.offline-retry:disabled{opacity:.75;cursor:default}.offline-retry__spin{animation:offline-spin .7s linear infinite}@keyframes offline-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.offline-retry__spin{animation:none}}.offline-available{width:100%;border-top:1px solid var(--border);padding-top:1.25rem}.offline-available__label{display:block;font-size:.7rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:.75rem}.offline-available__list{display:flex;flex-direction:column;gap:.6rem}.offline-available__item{display:flex;align-items:center;gap:.6rem;font-size:.82rem;font-weight:600;color:var(--text);background:var(--bg);border-radius:var(--radius-sm);padding:.6rem .75rem}.offline-available__item i{width:18px;color:var(--primary);font-size:.85rem}@media(max-width:400px){.offline-card{padding:1.75rem 1.25rem 1.5rem}.offline-icon{width:72px;height:72px;font-size:1.7rem}}.loaderror-page{min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:1.5rem 1rem;background:var(--bg)}.loaderror-card{width:100%;max-width:400px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:2.25rem 1.75rem 1.75rem;display:flex;flex-direction:column;align-items:center;text-align:center}.loaderror-icon{width:76px;height:76px;border-radius:50%;background:#fef2f2;color:var(--danger);display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin-bottom:1.25rem}.loaderror-title{font-size:1.2rem;font-weight:800;color:var(--text);letter-spacing:-.02em;margin-bottom:.5rem}.loaderror-text{font-size:.86rem;color:var(--text-muted);line-height:1.55;margin-bottom:1.5rem}.loaderror-actions{display:flex;flex-direction:column;gap:.6rem;width:100%;margin-bottom:1.5rem}.loaderror-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.8rem;border-radius:var(--radius-sm);font-size:.88rem;font-weight:700;border:none;cursor:pointer;text-decoration:none;transition:transform .15s ease,background .15s ease,box-shadow .15s ease}.loaderror-btn--primary{background:var(--gradient);color:#fff;box-shadow:0 4px 12px #4f46e54d}.loaderror-btn--primary:hover{transform:translateY(-2px)}.loaderror-btn--ghost{background:var(--bg);color:var(--text);border:1px solid var(--border)}.loaderror-btn--ghost:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.loaderror-hint{display:flex;align-items:flex-start;gap:.5rem;width:100%;border-top:1px solid var(--border);padding-top:1.1rem;font-size:.76rem;color:var(--text-muted);line-height:1.5;text-align:left}.loaderror-hint i{color:var(--text-muted);font-size:.8rem;margin-top:.15rem}@media(max-width:400px){.loaderror-card{padding:1.75rem 1.25rem 1.5rem}.loaderror-icon{width:64px;height:64px;font-size:1.5rem}}.sk-planner{--sk-base: #e5e7eb;--sk-shine: #f3f4f6;background-color:var(--sk-base);background-image:linear-gradient(90deg,transparent 0%,var(--sk-shine) 50%,transparent 100%);background-size:200% 100%;background-repeat:no-repeat;animation:skPlannerShimmer 1.4s ease-in-out infinite;border-radius:8px;flex-shrink:0}@keyframes skPlannerShimmer{0%{background-position:-100% 0}to{background-position:200% 0}}.sk-planner__back,.sk-planner__history{width:38px;height:38px;min-width:38px;border-radius:50%}.sk-planner__title{flex:1;height:20px;max-width:180px;border-radius:6px}.sk-planner__summary{min-height:1px}.sk-planner__summary .sk-planner{--sk-base: rgba(255, 255, 255, .22);--sk-shine: rgba(255, 255, 255, .4)}.sk-planner__summary-icon{width:18px;height:18px;border-radius:4px}.sk-planner__summary-heading{width:130px;height:16px;border-radius:6px}.sk-planner__stat{display:flex;flex-direction:column;align-items:center;gap:.35rem}.sk-planner__stat-icon{width:16px;height:16px;border-radius:4px}.sk-planner__stat-value{width:48px;height:20px;border-radius:6px}.sk-planner__stat-label{width:60px;height:10px;border-radius:4px}.sk-planner__section-title{width:160px;height:20px;border-radius:6px}.sk-planner__section-btn{width:150px;height:34px;border-radius:var(--radius-sm, 8px)}.sk-planner__card{pointer-events:none}.sk-planner__card:hover{transform:none;box-shadow:var(--shadow)}.sk-planner__card-calendar{position:absolute;top:.85rem;right:.85rem;width:30px;height:30px;border-radius:50%}.sk-planner__card-name{width:70%;height:18px;border-radius:6px}.sk-planner__card-date{width:55%;height:13px;border-radius:6px}.sk-planner__card-target{min-height:38px}.sk-planner__card-target-label{width:70px;height:12px;border-radius:4px}.sk-planner__card-target-value{width:32px;height:16px;border-radius:4px}.sk-planner__card-countdown{min-height:32px}.sk-planner__countdown-num{width:26px;height:18px;border-radius:4px}.sk-planner__countdown-unit{width:34px;height:12px;border-radius:4px;margin-right:.5rem}.sk-planner__card-btn{flex:1;height:32px;border-radius:var(--radius-sm, 8px)}@media(max-width:640px){.sk-planner__section-btn{display:none}}@media(prefers-reduced-motion:reduce){.sk-planner{animation:none;background-image:none}}.missedexam-card{display:flex;align-items:center;gap:.85rem;background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius);padding:.9rem 1rem;margin-bottom:1rem}.missedexam-icon{width:40px;height:40px;min-width:40px;border-radius:50%;background:var(--danger);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1rem}.missedexam-body{flex:1;min-width:0}.missedexam-title{font-size:.88rem;font-weight:700;color:var(--danger-dark)}.missedexam-meta{display:flex;align-items:center;gap:.4rem;font-size:.8rem;color:var(--text-muted);margin-top:.2rem}.missedexam-name{font-weight:600;color:var(--text)}.missedexam-sep{opacity:.5}.missedexam-question{font-size:.82rem;font-weight:600;color:var(--text);margin-top:.35rem}.missedexam-actions{display:flex;align-items:center;gap:.5rem}.missedexam-btn{border:none;cursor:pointer;font-weight:700;transition:transform .15s ease,background .15s ease}.missedexam-btn--yes{background:var(--danger);color:#fff;padding:.5rem 1.1rem;border-radius:var(--radius-sm);font-size:.82rem}.missedexam-btn--yes:hover{background:var(--danger-dark);transform:translateY(-1px)}.missedexam-btn--no{width:30px;height:30px;border-radius:50%;background:transparent;color:var(--text-muted);font-size:.8rem;display:flex;align-items:center;justify-content:center}.missedexam-btn--no:hover{background:#dc26261a;color:var(--danger)}@media(max-width:480px){.missedexam-card{flex-wrap:wrap}.missedexam-actions{width:100%;justify-content:flex-end}}.missedexam-group{background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius);padding:1rem;margin-bottom:1.25rem}.missedexam-group__header{display:flex;gap:.75rem;margin-bottom:.9rem}.missedexam-group__icon{width:36px;height:36px;min-width:36px;border-radius:50%;background:var(--danger);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.9rem}.missedexam-group__title{font-size:.9rem;font-weight:800;color:var(--danger-dark)}.missedexam-group__subtitle{font-size:.78rem;color:var(--text-muted);margin-top:.15rem}.missedexam-group__list{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}.missedexam-row{display:flex;align-items:center;gap:.75rem;padding:.7rem .85rem}.missedexam-row+.missedexam-row{border-top:1px solid var(--border)}.missedexam-row__body{flex:1;min-width:0;display:flex;flex-direction:column}.missedexam-row__name{font-size:.85rem;font-weight:700;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.missedexam-row__date{font-size:.72rem;color:var(--text-muted);margin-top:.1rem}.missedexam-row__actions{display:flex;align-items:center;gap:.4rem}.missedexam-row__reschedule{border:1px solid var(--danger);background:transparent;color:var(--danger);font-size:.76rem;font-weight:700;padding:.35rem .7rem;border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;transition:background .15s ease,color .15s ease}.missedexam-row__reschedule:hover{background:var(--danger);color:#fff}.missedexam-row__dismiss{width:26px;height:26px;min-width:26px;border-radius:50%;border:none;background:transparent;color:var(--text-muted);font-size:.72rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease}.missedexam-row__dismiss:hover{background:#dc26261a;color:var(--danger)}.missedexam-group__toggle{display:flex;align-items:center;justify-content:center;gap:.4rem;width:100%;border:none;background:transparent;color:var(--danger-dark);font-size:.78rem;font-weight:700;padding:.6rem 0;margin-top:.4rem;cursor:pointer}.missedexam-group__toggle i{font-size:.65rem}.missedexam-group__toggle:hover{text-decoration:underline}@media(max-width:480px){.missedexam-row{flex-wrap:wrap}.missedexam-row__actions{width:100%;justify-content:flex-end}}.planner-page{max-width:1100px;margin:0 auto;padding:1.25rem 1rem 6rem;position:relative}.planner-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1.25rem}.planner-header__back,.planner-header__history{width:38px;height:38px;min-width:38px;border-radius:50%;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;text-decoration:none;transition:background .15s ease,color .15s ease,transform .15s ease}.planner-header__back:hover{background:var(--primary-light);color:var(--primary);transform:translate(-2px)}.planner-header__history:hover{background:var(--primary-light);color:var(--primary)}.planner-header__title{flex:1;font-size:1.2rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.planner-summary{background:var(--gradient);border-radius:var(--radius);padding:1.75rem 1.5rem;box-shadow:var(--shadow-lg);margin-bottom:2rem;color:#fff}.planner-summary__heading{display:flex;align-items:center;gap:.5rem;font-weight:800;font-size:1.05rem;letter-spacing:-.01em;margin-bottom:1.25rem;opacity:.95}.planner-summary__heading i{font-size:1rem}.planner-summary__stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:.75rem}.planner-stat{background:#ffffff1f;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-sm);padding:.9rem .75rem;text-align:center;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.planner-stat__icon{font-size:.9rem;opacity:.85;margin-bottom:.4rem;display:block}.planner-stat__value{font-size:1.5rem;font-weight:800;line-height:1.1;letter-spacing:-.02em}.planner-stat__label{font-size:.72rem;font-weight:600;opacity:.85;margin-top:.25rem;text-transform:uppercase;letter-spacing:.03em}.planner-section{margin-bottom:2rem}.planner-section__header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem}.planner-section__title{font-size:1.15rem;font-weight:800;color:var(--text);letter-spacing:-.01em}.planner-btn{display:inline-flex;align-items:center;gap:.4rem;padding:.6rem 1rem;border-radius:var(--radius-sm);font-weight:600;font-size:.85rem;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease;white-space:nowrap}.planner-btn--primary{background:var(--gradient);color:#fff;box-shadow:0 4px 12px #4f46e54d}.planner-btn--primary:hover{transform:translateY(-1px);box-shadow:0 6px 16px #4f46e566}.planner-btn--sm{padding:.5rem .85rem;font-size:.8rem}.planner-btn--ghost{background:var(--bg);color:var(--text-muted);border:1px solid var(--border);flex:1}.planner-btn--ghost:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.planner-btn--danger:hover{background:#fef2f2;color:var(--danger);border-color:var(--danger)}.planner-exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.planner-exam-card{position:relative;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 3rem 1.1rem 1.1rem;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.65rem;transition:transform .15s ease,box-shadow .15s ease}.planner-exam-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}.planner-exam-card__soon{display:inline-flex;align-items:center;gap:.35rem;font-size:.7rem;font-weight:700;color:var(--warning);margin-top:-.3rem}.planner-exam-card__dot{width:6px;height:6px;border-radius:50%;background:var(--warning);animation:planner-pulse 1.6s ease-in-out infinite}@keyframes planner-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.4)}}.planner-exam-card__name{font-size:1.05rem;font-weight:800;color:var(--text);letter-spacing:-.01em;padding-right:.5rem}.planner-exam-card__target{display:flex;align-items:center;justify-content:space-between;background:var(--bg);border-radius:var(--radius-sm);padding:.55rem .75rem}.planner-exam-card__target-label{font-size:.78rem;color:var(--text-muted);font-weight:600}.planner-exam-card__target-value{font-size:1rem;font-weight:800;color:var(--primary)}.planner-exam-card__countdown{display:flex;align-items:baseline;gap:.2rem;justify-content:center;padding:.4rem 0;border-top:1px dashed var(--border);border-bottom:1px dashed var(--border)}.planner-exam-card__countdown-num{font-size:1.3rem;font-weight:800;color:var(--text)}.planner-exam-card__countdown-unit{font-size:.8rem;color:var(--text-muted);font-weight:600;margin-right:.5rem}.planner-exam-card__countdown-ready{display:flex;align-items:center;gap:.4rem;color:var(--success);font-weight:700;font-size:.9rem}.planner-exam-card__actions{display:flex;gap:.5rem}.planner-exam-card__actions .planner-btn{justify-content:center}.planner-exam-card__calendar-btn{position:absolute;top:.85rem;right:.85rem;width:30px;height:30px;border-radius:50%;border:1px solid var(--border);background:var(--bg);color:var(--text-muted);font-size:.8rem;cursor:pointer;display:flex;align-items:center;justify-content:center;text-decoration:none;transition:background .15s ease,color .15s ease,border-color .15s ease}.planner-exam-card__calendar-btn:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.planner-empty{background:var(--card);border:1.5px dashed var(--border);border-radius:var(--radius);padding:2.5rem 1.5rem;text-align:center}.planner-empty__icon{width:56px;height:56px;margin:0 auto 1rem;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.4rem}.planner-empty__title{font-size:1.05rem;font-weight:800;color:var(--text);margin-bottom:.4rem}.planner-empty__text{font-size:.88rem;color:var(--text-muted);max-width:320px;margin:0 auto 1.25rem}.planner-fab{display:none;position:fixed;bottom:1.5rem;right:1.5rem;width:56px;height:56px;border-radius:50%;border:none;background:var(--gradient);color:#fff;font-size:1.2rem;box-shadow:0 8px 20px #4f46e566;cursor:pointer;align-items:center;justify-content:center;z-index:50}@media(max-width:640px){.planner-fab{display:flex}.planner-section__header .planner-btn--primary.planner-btn--sm{display:none}.planner-summary__stats{grid-template-columns:repeat(2,1fr)}}.schedulesuccess-page{max-width:560px;margin:0 auto;padding:2rem 1rem 2.5rem}.schedulesuccess-header{display:flex;flex-direction:column;align-items:center;text-align:center;margin-bottom:2rem}.schedulesuccess-header__icon{width:64px;height:64px;border-radius:50%;background:var(--success);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;margin-bottom:1rem;box-shadow:0 8px 20px #10b9814d}.schedulesuccess-header__eyebrow{font-size:.72rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.4rem}.schedulesuccess-header__title{font-size:1.4rem;font-weight:800;color:var(--text);letter-spacing:-.02em;margin-bottom:.35rem}.schedulesuccess-header__subtitle{font-size:.88rem;color:var(--text-muted);font-weight:600}.schedulesuccess-section{margin-bottom:1.5rem}.schedulesuccess-section__title{font-size:.98rem;font-weight:800;color:var(--text);margin-bottom:1.1rem;letter-spacing:-.01em}.schedulesuccess-timeline{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem 1.1rem;box-shadow:var(--shadow)}.schedulesuccess-step{display:flex;gap:.9rem}.schedulesuccess-step__rail{display:flex;flex-direction:column;align-items:center}.schedulesuccess-step__dot{width:34px;height:34px;min-width:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem;color:#fff}.schedulesuccess-step__dot--neutral{background:var(--text-muted)}.schedulesuccess-step__dot--warn{background:var(--warning)}.schedulesuccess-step__dot--primary{background:var(--primary)}.schedulesuccess-step__dot--danger{background:var(--danger)}.schedulesuccess-step__line{width:2px;flex:1;min-height:1.5rem;background:var(--border);margin:.25rem 0}.schedulesuccess-step__body{flex:1;min-width:0;padding-bottom:1.4rem}.schedulesuccess-step:last-child .schedulesuccess-step__body{padding-bottom:0}.schedulesuccess-step__top{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:.4rem;margin-bottom:.3rem}.schedulesuccess-step__title{font-size:.9rem;font-weight:700;color:var(--text)}.schedulesuccess-step__when{font-size:.72rem;font-weight:700;white-space:nowrap}.schedulesuccess-step__when--neutral{color:var(--text-muted)}.schedulesuccess-step__when--warn{color:var(--warning)}.schedulesuccess-step__when--primary{color:var(--primary)}.schedulesuccess-step__when--danger{color:var(--danger)}.schedulesuccess-step__text{font-size:.82rem;color:var(--text-muted);line-height:1.5}.schedulesuccess-callout{display:flex;align-items:center;background:var(--gradient);border-radius:var(--radius);padding:1.1rem 1rem;margin-bottom:1.75rem;box-shadow:var(--shadow-lg)}.schedulesuccess-callout__item{flex:1;display:flex;flex-direction:column;align-items:center;text-align:center;gap:.3rem;color:#fff}.schedulesuccess-callout__value{font-size:1.3rem;font-weight:800;letter-spacing:-.02em}.schedulesuccess-callout__label{font-size:.7rem;font-weight:600;opacity:.9;line-height:1.3;max-width:150px}.schedulesuccess-callout__divider{width:1px;align-self:stretch;background:#ffffff4d;margin:0 .5rem}.schedulesuccess-actions{display:flex;flex-direction:column;gap:.6rem}.schedulesuccess-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:700;border:none;cursor:pointer;text-decoration:none;transition:transform .15s ease,background .15s ease,box-shadow .15s ease}.schedulesuccess-btn--primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow-lg)}.schedulesuccess-btn--primary:hover{transform:translateY(-2px)}.schedulesuccess-btn--ghost{background:var(--bg);color:var(--text);border:1px solid var(--border)}.schedulesuccess-btn--ghost:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}@media(min-width:480px){.schedulesuccess-actions{flex-direction:row}.schedulesuccess-btn{flex:1}}.examform-page{max-width:640px;margin:0 auto;padding:1.25rem 1rem 6.5rem}.examform-header{display:flex;align-items:flex-start;gap:.9rem;margin-bottom:1.75rem}.examform-back{width:40px;height:40px;min-width:40px;border-radius:50%;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,transform .15s ease}.examform-back:hover{background:var(--primary-light);color:var(--primary);transform:translate(-2px)}.examform-header__title{font-size:1.35rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.examform-header__subtitle{font-size:.85rem;color:var(--text-muted);margin-top:.2rem}.examform-form{display:flex;flex-direction:column;gap:1.5rem}.examform-section{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}.examform-section__title{font-size:.95rem;font-weight:800;color:var(--text);margin-bottom:.9rem;letter-spacing:-.01em}.examform-section__hint{font-size:.8rem;color:var(--text-muted);margin-top:-.6rem;margin-bottom:.9rem}.examform-field{margin-bottom:1rem}.examform-field:last-child{margin-bottom:0}.examform-row{display:grid;grid-template-columns:1fr 1fr;gap:.9rem;margin-bottom:1rem}.examform-row .examform-field{margin-bottom:0}.examform-label{display:block;font-size:.8rem;font-weight:700;color:var(--text);margin-bottom:.4rem}.examform-optional{font-weight:500;color:var(--text-muted)}.examform-input,.examform-select,.examform-textarea{width:100%;font-family:inherit;font-size:.9rem;color:var(--text);background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:.65rem .8rem;transition:border-color .15s ease,box-shadow .15s ease}.examform-input:focus,.examform-select:focus,.examform-textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51f}.examform-textarea{resize:vertical;min-height:72px}.examform-input:disabled{opacity:.6;cursor:not-allowed}.examform-input--error{border-color:var(--danger);background:#fef2f2}.examform-input--error:focus{border-color:var(--danger);box-shadow:0 0 0 3px #ef44441f}.examform-error{display:flex;align-items:center;gap:.35rem;font-size:.76rem;font-weight:600;color:var(--danger);margin-top:.4rem}.examform-error i{font-size:.7rem}.examform-hint{font-size:.74rem;color:var(--text-muted);margin-top:.35rem}.examform-form-error{display:flex;align-items:center;gap:.45rem;justify-content:center;font-size:.82rem;font-weight:700;color:var(--danger-dark);background:#fef2f2;border:1px solid #fecaca;border-radius:var(--radius-sm);padding:.65rem .9rem;margin-bottom:.75rem}.examform-target{display:flex;align-items:center;gap:.6rem}.examform-target .examform-input{max-width:140px}.examform-target__max{font-size:.9rem;color:var(--text-muted);font-weight:600}.examform-readout{display:flex;align-items:center;justify-content:space-between;width:100%;font-family:inherit;font-size:.9rem;color:var(--text);background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:.65rem .8rem}.examform-readout__value{font-weight:800;font-size:.95rem}.examform-readout i{color:var(--text-muted);font-size:.8rem}.examform-subjects{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:.6rem;border-radius:var(--radius-sm);transition:box-shadow .15s ease}.examform-subjects--error{box-shadow:0 0 0 2px var(--danger);border-radius:var(--radius-sm);padding:.4rem;margin:-.4rem}.examform-subject{display:flex;flex-direction:column;align-items:flex-start;gap:.4rem;padding:.6rem .75rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.85rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:border-color .15s ease,background .15s ease,color .15s ease}.examform-subject input{display:none}.examform-subject__row{display:flex;align-items:center;gap:.55rem;width:100%}.examform-subject__name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.examform-subject__check{width:18px;height:18px;min-width:18px;border-radius:5px;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.6rem;color:transparent;transition:background .15s ease,border-color .15s ease,color .15s ease}.examform-subject--checked{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}.examform-subject--checked .examform-subject__check{background:var(--primary);border-color:var(--primary);color:#fff}.examform-subject--locked{cursor:default}.examform-subject__badge{align-self:flex-start;font-size:.6rem;font-weight:800;text-transform:uppercase;letter-spacing:.03em;color:var(--primary);background:#fff;border:1px solid var(--primary);padding:.1rem .4rem;border-radius:999px}.examform-segmented{display:grid;grid-template-columns:repeat(4,1fr);gap:.4rem}.examform-segmented__btn{padding:.55rem .4rem;border-radius:var(--radius-sm);border:1.5px solid var(--border);background:var(--bg);color:var(--text-muted);font-size:.8rem;font-weight:700;cursor:pointer;transition:all .15s ease}.examform-segmented__btn--active{background:var(--gradient);border-color:transparent;color:#fff;box-shadow:0 4px 10px #4f46e54d}.examform-toggle-row{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0;border-top:1px solid var(--border)}.examform-field+.examform-toggle-row,.examform-toggle-row:first-of-type{border-top:1px solid var(--border)}.examform-toggle-row__label{font-size:.88rem;font-weight:700;color:var(--text)}.examform-toggle-row__hint{font-size:.76rem;color:var(--text-muted);margin-top:.1rem}.examform-switch{position:relative;display:inline-block;width:44px;height:26px;flex-shrink:0}.examform-switch input{opacity:0;width:0;height:0}.examform-switch__track{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--border);border-radius:999px;cursor:pointer;transition:background .2s ease}.examform-switch__track:before{content:"";position:absolute;width:20px;height:20px;left:3px;top:3px;background:#fff;border-radius:50%;box-shadow:0 1px 3px #00000040;transition:transform .2s ease}.examform-switch input:checked+.examform-switch__track{background:var(--gradient)}.examform-switch input:checked+.examform-switch__track:before{transform:translate(18px)}.examform-switch--locked{cursor:not-allowed}.examform-switch__track--on{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--gradient);border-radius:999px;opacity:.85}.examform-switch__track--on:before{content:"";position:absolute;width:20px;height:20px;right:3px;top:3px;background:#fff;border-radius:50%;box-shadow:0 1px 3px #00000040}.examform-switch__lock{position:absolute;left:5px;top:7px;font-size:.55rem;color:#fff;opacity:.9}.examform-footer{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--border);box-shadow:0 -8px 20px #00000014;padding:.85rem 1rem calc(.85rem + env(safe-area-inset-bottom,0px));z-index:40}.examform-footer__inner{max-width:640px;margin:0 auto}.examform-save{width:100%;display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.9rem;border:none;border-radius:var(--radius-sm);background:var(--gradient);color:#fff;font-size:.95rem;font-weight:700;cursor:pointer;box-shadow:var(--shadow-lg);transition:transform .15s ease,opacity .15s ease}.examform-save:hover:not(:disabled){transform:translateY(-2px)}.examform-save:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}@media(max-width:480px){.examform-row{grid-template-columns:1fr}.examform-segmented{grid-template-columns:repeat(2,1fr)}}.examhistory-page{max-width:1100px;margin:0 auto;padding:1.25rem 1rem 3rem}.examhistory-header{display:flex;align-items:flex-start;gap:.9rem;margin-bottom:1.5rem}.examhistory-back{width:40px;height:40px;min-width:40px;border-radius:50%;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease,transform .15s ease}.examhistory-back:hover{background:var(--primary-light);color:var(--primary);transform:translate(-2px)}.examhistory-header__title{font-size:1.35rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.examhistory-header__subtitle{font-size:.85rem;color:var(--text-muted);margin-top:.2rem}.examhistory-section{margin-bottom:2rem}.examhistory-section__header{display:flex;align-items:center;justify-content:space-between;gap:1rem}.examhistory-section__title{font-size:1rem;font-weight:800;color:var(--text);margin-bottom:.9rem;letter-spacing:-.01em}.examhistory-stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.75rem}.examhistory-statcard{display:flex;align-items:center;gap:.75rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.9rem;box-shadow:var(--shadow)}.examhistory-statcard__icon{width:38px;height:38px;min-width:38px;border-radius:10px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.95rem}.examhistory-statcard__value{font-size:1.15rem;font-weight:800;color:var(--text);line-height:1.15}.examhistory-statcard__label{font-size:.72rem;color:var(--text-muted);font-weight:600;margin-top:.1rem}.examhistory-badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:.75rem}.examhistory-badge{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.5rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1rem .6rem;box-shadow:var(--shadow)}.examhistory-badge__icon{width:44px;height:44px;border-radius:50%;background:var(--gradient);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.1rem}.examhistory-badge__label{font-size:.76rem;font-weight:700;color:var(--text);line-height:1.25}.examhistory-badge--locked{opacity:.5}.examhistory-badge--locked .examhistory-badge__icon{background:var(--border);color:var(--text-muted)}.examhistory-filters{display:flex;gap:.5rem;overflow-x:auto;padding-bottom:.25rem;margin-bottom:1rem}.examhistory-filters::-webkit-scrollbar{display:none}.examhistory-filter{flex:none;padding:.45rem .9rem;border-radius:999px;border:1.5px solid var(--border);background:var(--card);color:var(--text-muted);font-size:.8rem;font-weight:700;cursor:pointer;white-space:nowrap;transition:background .15s ease,color .15s ease,border-color .15s ease}.examhistory-filter:hover{border-color:var(--primary);color:var(--primary)}.examhistory-filter--active{background:var(--gradient);border-color:transparent;color:#fff}.examhistory-list{display:flex;flex-direction:column;gap:.6rem}.examhistory-row{display:flex;align-items:center;gap:1rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.85rem 1rem;box-shadow:var(--shadow)}.examhistory-row__main{flex:1;min-width:0}.examhistory-row__name{font-size:.9rem;font-weight:700;color:var(--text)}.examhistory-row__date{font-size:.75rem;color:var(--text-muted);margin-top:.1rem}.examhistory-row__scores{display:flex;gap:1.25rem}.examhistory-row__score-block{display:flex;flex-direction:column;align-items:flex-end}.examhistory-row__score-label{font-size:.68rem;color:var(--text-muted);font-weight:600;text-transform:uppercase;letter-spacing:.03em}.examhistory-row__score-value{font-size:.95rem;font-weight:700;color:var(--text)}.examhistory-row__score-value--main{color:var(--primary);font-size:1.05rem}.examhistory-row__badge{width:30px;height:30px;min-width:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem}.examhistory-row__badge--pass{background:var(--success);color:#fff}.examhistory-row__badge--fail{background:var(--danger);color:#fff}.examhistory-row__badge--missed{background:var(--border);color:var(--text-muted)}.examhistory-row--missed{background:var(--bg);border-style:dashed}.examhistory-row--missed .examhistory-row__date{color:var(--danger);font-weight:600}.examhistory-row__reschedule{border:1px solid var(--primary);background:var(--primary-light);color:var(--primary);font-size:.8rem;font-weight:700;padding:.45rem .9rem;border-radius:var(--radius-sm);cursor:pointer;white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-width:100px;transition:background .15s ease,color .15s ease,transform .15s ease,opacity .15s ease}.examhistory-row__reschedule:hover{background:var(--primary);color:#fff;transform:translateY(-1px)}.examhistory-row__reschedule:disabled{opacity:.7;cursor:not-allowed;transform:none}.examhistory-row__reschedule:disabled:hover{background:var(--primary-light);color:var(--primary);transform:none}.examhistory-row__reschedule .fa-spinner{font-size:.75rem}.examhistory-row--cancelled{background:var(--bg);opacity:.75}.examhistory-row--cancelled .examhistory-row__date{color:var(--text-muted)}.examhistory-row__badge--cancelled{background:var(--border);color:var(--text-muted)}.examhistory-empty{background:var(--card);border:1.5px dashed var(--border);border-radius:var(--radius);padding:2.5rem 1.5rem;text-align:center}.examhistory-empty__icon{width:56px;height:56px;margin:0 auto 1rem;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:1.4rem}.examhistory-empty__title{font-size:1.05rem;font-weight:800;color:var(--text);margin-bottom:.4rem}.examhistory-empty__text{font-size:.88rem;color:var(--text-muted);max-width:320px;margin:0 auto}@media(max-width:640px){.examhistory-row{flex-wrap:wrap}.examhistory-row__scores{gap:1rem}.examhistory-chart-stats{grid-template-columns:repeat(2,1fr);row-gap:.9rem}}.examresult-page{max-width:560px;margin:0 auto;padding:1.5rem 1rem 2.5rem}.examresult-header{text-align:center;margin-bottom:1.5rem}.examresult-header__eyebrow{display:inline-block;font-size:.72rem;font-weight:800;color:var(--success);background:#f0fdf4;padding:.25rem .7rem;border-radius:999px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:.6rem}.examresult-header__title{font-size:1.3rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.examresult-header__date{display:flex;align-items:center;justify-content:center;gap:.4rem;font-size:.8rem;color:var(--text-muted);font-weight:600;margin-top:.35rem}.examresult-scorecard{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.75rem 1.25rem;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;align-items:center;gap:1.1rem;margin-bottom:1.75rem}.examresult-ring{position:relative;width:160px;height:160px}.examresult-ring__svg{width:100%;height:100%}.examresult-ring__center{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center}.examresult-ring__score{font-size:2.1rem;font-weight:800;color:var(--text);letter-spacing:-.02em;line-height:1}.examresult-ring__max{font-size:.85rem;color:var(--text-muted);font-weight:600;margin-top:.2rem}.examresult-summary{width:100%;display:flex;flex-direction:column;gap:.5rem}.examresult-summary__row{display:flex;align-items:center;justify-content:space-between;background:var(--bg);border-radius:var(--radius-sm);padding:.6rem .9rem}.examresult-summary__label{font-size:.82rem;color:var(--text-muted);font-weight:600}.examresult-summary__value{font-size:1rem;font-weight:800;color:var(--text)}.examresult-summary__value--pos{color:var(--success)}.examresult-summary__value--neg{color:var(--danger)}.examresult-banner{width:100%;display:flex;align-items:center;gap:.55rem;justify-content:center;text-align:center;padding:.7rem .9rem;border-radius:var(--radius-sm);font-size:.85rem;font-weight:700}.examresult-banner--celebrate{background:#f0fdf4;color:var(--success);border:1px solid #bbf7d0}.examresult-banner--best{background:#fffbeb;color:var(--warning);border:1px solid #fde68a}.examresult-section{margin-bottom:1.75rem}.examresult-section__title{display:flex;align-items:center;gap:.5rem;font-size:1rem;font-weight:800;color:var(--text);margin-bottom:.9rem}.examresult-section__title i{color:var(--primary);font-size:.9rem}.examresult-subjects{display:flex;flex-direction:column;gap:.65rem}.examresult-subject{display:flex;gap:.75rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.85rem;box-shadow:var(--shadow)}.examresult-subject__icon{width:34px;height:34px;min-width:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.85rem}.examresult-subject--great .examresult-subject__icon{background:#fffbeb;color:var(--warning)}.examresult-subject--good .examresult-subject__icon{background:#f0fdf4;color:var(--success)}.examresult-subject--warn .examresult-subject__icon{background:#fef2f2;color:var(--danger)}.examresult-subject__body{flex:1;min-width:0}.examresult-subject__top{display:flex;align-items:baseline;justify-content:space-between;gap:.5rem}.examresult-subject__name{font-size:.9rem;font-weight:700;color:var(--text)}.examresult-subject__score{font-size:.95rem;font-weight:800;color:var(--text);white-space:nowrap}.examresult-subject__score-max{font-size:.74rem;font-weight:600;color:var(--text-muted)}.examresult-subject__status{display:block;font-size:.72rem;font-weight:700;color:var(--text-muted);margin-top:.15rem}.examresult-subject__note{font-size:.8rem;color:var(--text-muted);margin-top:.3rem}.examresult-subject__focus{display:flex;flex-wrap:wrap;align-items:center;gap:.4rem;margin-top:.55rem;font-size:.74rem;color:var(--text-muted);font-weight:600}.examresult-subject__chip{background:var(--primary-light);color:var(--primary);padding:.2rem .55rem;border-radius:999px;font-weight:700}.examresult-actions{display:flex;flex-direction:column;gap:.6rem}.examresult-btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.85rem;border-radius:var(--radius-sm);font-size:.9rem;font-weight:700;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s ease}.examresult-btn--primary{background:var(--gradient);color:#fff;box-shadow:var(--shadow-lg)}.examresult-btn--primary:hover{transform:translateY(-2px)}.examresult-btn--ghost{background:var(--bg);color:var(--text);border:1px solid var(--border)}.examresult-btn--ghost:hover{background:var(--primary-light);color:var(--primary);border-color:var(--primary)}.examinstructions-page{width:100%;margin:0 auto;padding:1.25rem 1rem 7rem}.examinstructions-header{display:flex;align-items:flex-start;gap:.9rem;margin-bottom:1.5rem}.examinstructions-back{width:40px;height:40px;min-width:40px;border-radius:50%;border:1px solid var(--border);background:var(--card);color:var(--text);font-size:.9rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s ease,color .15s ease,transform .15s ease}.examinstructions-back:hover{background:var(--primary-light);color:var(--primary);transform:translate(-2px)}.examinstructions-header__eyebrow{display:block;font-size:.72rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:.25rem}.examinstructions-header__title{font-size:1.4rem;font-weight:800;color:var(--text);letter-spacing:-.02em}.examinstructions-statbar{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem;background:var(--gradient);border-radius:var(--radius);padding:1.1rem .9rem;box-shadow:var(--shadow-lg);margin-bottom:1.75rem}.examinstructions-stat{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.35rem;color:#fff}.examinstructions-stat i{font-size:.9rem;opacity:.85}.examinstructions-stat__value{display:block;font-size:1.05rem;font-weight:800;line-height:1.1}.examinstructions-stat__label{display:block;font-size:.66rem;font-weight:600;opacity:.85;text-transform:uppercase;letter-spacing:.03em;margin-top:.15rem}.examinstructions-section{margin-bottom:1.75rem}.examinstructions-section__title{font-size:1rem;font-weight:800;color:var(--text);margin-bottom:.9rem;letter-spacing:-.01em}.examinstructions-chips{display:flex;flex-wrap:wrap;gap:.5rem}.examinstructions-chip{font-size:.82rem;font-weight:700;color:var(--primary);background:var(--primary-light);padding:.4rem .85rem;border-radius:999px}.examinstructions-prep{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem}.examinstructions-prep__item{display:flex;gap:.75rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.9rem;box-shadow:var(--shadow)}.examinstructions-prep__icon{width:36px;height:36px;min-width:36px;border-radius:10px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:.9rem}.examinstructions-prep__title{font-size:.86rem;font-weight:700;color:var(--text);margin-bottom:.15rem}.examinstructions-prep__text{font-size:.78rem;color:var(--text-muted);line-height:1.45}.examinstructions-rules{display:flex;flex-direction:column;gap:.65rem}.examinstructions-rule{display:flex;gap:.85rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.9rem 1rem;box-shadow:var(--shadow)}.examinstructions-rule__icon{width:38px;height:38px;min-width:38px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:.9rem;opacity:.92}.examinstructions-rule__title{font-size:.88rem;font-weight:700;color:var(--text);margin-bottom:.2rem}.examinstructions-rule__text{font-size:.8rem;color:var(--text-muted);line-height:1.5}.examinstructions-integrity{display:flex;gap:.75rem;align-items:flex-start;background:var(--primary-light);border:1px solid var(--border);border-radius:var(--radius);padding:1rem 1.1rem;margin-bottom:1.5rem}.examinstructions-integrity i{color:var(--primary);font-size:1.1rem;margin-top:.1rem}.examinstructions-integrity p{font-size:.84rem;color:var(--text);line-height:1.55}.examinstructions-footer{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--border);box-shadow:0 -8px 20px #00000014;padding:.9rem 1rem calc(.9rem + env(safe-area-inset-bottom,0px));z-index:40}.examinstructions-footer__inner{max-width:720px;margin:0 auto;display:flex;align-items:center;gap:1rem}.examinstructions-ack{flex:1;display:flex;align-items:center;gap:.6rem;font-size:.82rem;font-weight:600;color:var(--text);cursor:pointer}.examinstructions-ack input{display:none}.examinstructions-ack__box{width:20px;height:20px;min-width:20px;border-radius:6px;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.65rem;color:transparent;transition:background .15s ease,border-color .15s ease,color .15s ease}.examinstructions-ack input:checked+.examinstructions-ack__box{background:var(--primary);border-color:var(--primary);color:#fff}.examinstructions-start{display:flex;align-items:center;gap:.5rem;padding:.8rem 1.4rem;border:none;border-radius:var(--radius-sm);background:var(--gradient);color:#fff;font-size:.9rem;font-weight:700;cursor:pointer;white-space:nowrap;box-shadow:var(--shadow-lg);transition:transform .15s ease,opacity .15s ease}.examinstructions-start:hover:not(:disabled){transform:translateY(-2px)}.examinstructions-start:disabled{opacity:.5;cursor:not-allowed;box-shadow:none}@media(max-width:640px){.examinstructions-statbar{grid-template-columns:repeat(2,1fr);gap:.9rem}.examinstructions-prep{grid-template-columns:1fr}.examinstructions-footer__inner{flex-direction:column;align-items:stretch;gap:.75rem}.examinstructions-start{justify-content:center}}.margin{margin:0}.text-start{text-align:start}.padding{padding:0}.header-inner{max-width:1200px;margin:auto;padding:40px 24px 32px;text-align:center}.page-header p{margin:8px 0 0;color:var(--text-muted);font-size:15px}.practice-container{max-width:1200px;margin:32px auto;padding:0 24px}.practice-card{background:var(--card);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);border:1px solid var(--border)}.practice-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.practice-card h2{margin:0;font-size:1.25rem;font-weight:700;display:flex;align-items:center;gap:8px}.practice-counter{background:var(--primary-light);color:var(--primary-dark);padding:6px 12px;border-radius:999px;font-weight:700;font-size:13px;border:1px solid #c7d2fe}.practice-subject-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:24px}.practice-subject-card{padding:16px;border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s;-webkit-user-select:none;user-select:none;background:#fff;position:relative;display:flex;align-items:center;gap:10px}.practice-subject-card:hover{border-color:var(--primary);background:var(--primary-light);transform:translateY(-2px)}.practice-subject-card.selected{background:var(--primary);color:#fff;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.practice-subject-card.selected .check{opacity:1;transform:scale(1)}.practice-subject-card .check{width:20px;height:20px;border-radius:6px;border:2px solid var(--border);background:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0;opacity:.5;transition:all .2s;transform:scale(.9)}.practice-subject-card.selected .check{background:#fff;border-color:#fff}.practice-subject-card.selected .check:after{content:"✓";color:var(--primary);font-weight:900;font-size:12px}.practice-subject-name{font-weight:600;font-size:14px}.practice-actions{display:flex;gap:12px;align-items:center}.btn-start{flex:1;padding:14px;border:none;border-radius:var(--radius-sm);background:var(--primary);color:#fff;cursor:pointer;font-size:15px;font-weight:700;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-start:hover:not(:disabled){background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-start:active:not(:disabled){transform:translateY(0)}.btn-start:disabled{background:#cbd5e1;cursor:not-allowed;transform:none}.btn-secondary{background:#fff;color:var(--text);border:1.5px solid var(--border);flex:0 0 auto;padding:14px 20px}.btn-secondary:hover{background:var(--bg);border-color:var(--primary)}@media(max-width:600px){.practice-subject-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}.page-header h1{font-size:1.6rem}.header-inner,.nav-inner,.container{padding-left:16px;padding-right:16px}.practice-card{padding:20px}.practice-actions{flex-direction:column}.btn-start,.btn-secondary{width:100%}}.padding-reset{padding:0}.margin-reset{margin:0}.f-w-500{font-weight:500}.link-color{color:var(--primary)}.page-header{background:linear-gradient(180deg,#ffffff,var(--bg));border-bottom:1px solid var(--border)}.practice-two-header-inner{max-width:1200px;margin:auto;padding:32px 24px 24px}.practice-two-breadcrumb{font-size:13px;color:var(--text-muted);margin-bottom:10px}.practice-two-container{max-width:1200px;margin:28px auto;padding:0 24px;display:grid;grid-template-columns:1fr 380px;gap:24px;align-items:start}.practice-two-panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}.practice-two-panel-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.practice-two-panel-header h2{margin:0;font-size:1.1rem;font-weight:700}.practice-two-subject-count{background:var(--primary-light);color:var(--primary-dark);padding:4px 10px;border-radius:8px;font-size:12px;font-weight:700}.practice-two-subject-list{padding:8px}.practice-two-subject-item{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;margin:4px;border-radius:var(--radius-sm);transition:background .15s}.practice-two-subject-item:hover{background:var(--bg)}.practice-two-subject-left{display:flex;align-items:center;gap:12px}.practice-two-subject-icon{width:36px;height:36px;background:var(--primary-light);border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--primary)}.practice-two-subject-icon img{width:100%;border-radius:18px}.practice-two-subject-name{font-weight:600;font-size:14px}.q-chip{background:#fff;border:1.5px solid var(--border);border-radius:10px;padding:8px 12px;font-size:13px;font-weight:600;color:var(--text);max-width:90px;text-align:center;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center;cursor:pointer}.q-chip:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light);outline:none}.practice-two-config-panel{position:sticky;top:92px}.practice-two-config-section{padding:20px 24px;border-bottom:1px solid var(--border)}.practice-two-config-section:last-child{border-bottom:none}.practice-two-section-label{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);font-weight:700;margin-bottom:12px}select{width:100%;padding:12px 14px;border-radius:var(--radius-sm);border:1.5px solid var(--border);outline:none;font-size:14px;font-weight:500;background:#fff;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.practice-two-time-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:8px}.time-field label{font-size:12px;color:var(--text-muted);margin-bottom:6px;display:block;font-weight:500}.proceed-wrap{padding:20px 24px}.proceed-btn{width:100%;padding:14px;border:none;border-radius:var(--radius-sm);background:var(--primary);color:#fff;cursor:pointer;font-size:15px;font-weight:700;box-shadow:0 4px 12px #4f46e54d;transition:all .2s}.proceed-btn:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-lg)}@media(max-width:1024px){.practice-two-container{grid-template-columns:1fr}.practice-two-config-panel{position:static}}@media(max-width:600px){.practice-two-header-inner,.nav-inner,.practice-two-container{padding-left:16px;padding-right:16px}.page-header h1{font-size:1.5rem}.panel-header,.practice-two-config-section,.proceed-wrap{padding:16px}.practice-two-subject-item{padding:12px}.practice-two-subject-icon{width:32px;height:32px}}.score-page{min-height:100vh;background:var(--bg)}.score-container{max-width:900px;margin:0 auto;padding:0 1.25rem 5rem}.score-hero{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:1.25rem;box-shadow:var(--shadow-lg);animation:score-in .5s cubic-bezier(.22,1,.36,1)}@keyframes score-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.score-hero-stripe{height:6px;background:var(--gradient)}.score-hero-body{padding:2rem;display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center}.score-hero-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:.375rem}.score-hero-number{font-size:5rem;font-weight:900;line-height:1;letter-spacing:-.04em;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.25rem}.score-hero-denom{font-size:1rem;color:var(--text-muted);font-weight:500;margin-bottom:1rem}.score-hero-badges{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.score-ring-wrap{position:relative;width:120px;height:120px;flex-shrink:0}.score-ring-svg{transform:rotate(-90deg)}.score-ring-track{fill:none;stroke:var(--border);stroke-width:8}.score-ring-fill{fill:none;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset 1.2s cubic-bezier(.22,1,.36,1)}.score-ring-label{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1}.score-ring-pct{font-size:1.5rem;font-weight:900;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.score-ring-pct-label{font-size:.68rem;font-weight:700;color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase;margin-top:.2rem}.score-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.25rem}.score-stat{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:1.25rem;box-shadow:var(--shadow);animation:score-in .5s cubic-bezier(.22,1,.36,1) both}.score-stat:nth-child(1){animation-delay:.05s}.score-stat:nth-child(2){animation-delay:.1s}.score-stat:nth-child(3){animation-delay:.15s}.score-stat:nth-child(4){animation-delay:.2s}.score-stat-icon{width:34px;height:34px;border-radius:9px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:.75rem}.score-stat-value{font-size:1.6rem;font-weight:900;letter-spacing:-.03em;line-height:1;margin-bottom:.2rem;color:var(--text)}.score-stat-label{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}.score-stat-sub{font-size:.78rem;color:var(--text-muted);margin-top:.2rem}.score-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:1.25rem;overflow:hidden;animation:score-in .5s cubic-bezier(.22,1,.36,1) .2s both}.score-card-head{padding:1.25rem 1.5rem;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:1rem}.score-card-title{font-size:1rem;font-weight:800;letter-spacing:-.02em;display:flex;align-items:center;gap:.5rem}.score-card-title-icon{width:28px;height:28px;border-radius:7px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.score-subject-list{padding:.75rem;display:flex;flex-direction:column;gap:.5rem}.score-subject-row{display:grid;grid-template-columns:46px 1fr 120px auto;align-items:center;gap:1rem;padding:.875rem 1rem;border:1.5px solid var(--border);border-radius:10px;background:var(--bg);transition:all .18s ease}.score-subject-row:hover{border-color:var(--primary);background:var(--primary-light);transform:translate(2px)}.score-subject-row.score-rank-1{border-left:3px solid #10b981}.score-subject-row.score-rank-last{border-left:3px solid #ef4444}.score-subject-icon{width:46px;height:46px;border-radius:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.score-subject-icon svg{width:24px;height:24px}.score-subject-info-name{font-weight:700;font-size:.9rem;color:var(--text);margin-bottom:.15rem}.score-subject-info-meta{font-size:.78rem;color:var(--text-muted)}.score-bar-wrap{display:flex;flex-direction:column;gap:.3rem}.score-bar-track{height:6px;background:var(--border);border-radius:99px;overflow:hidden;width:100%}.score-bar-fill{height:100%;border-radius:99px;background:var(--gradient);transition:width 1s cubic-bezier(.22,1,.36,1)}.score-bar-fill.danger{background:linear-gradient(90deg,#ef4444,#f97316)}.score-bar-fill.warning{background:linear-gradient(90deg,#f59e0b,#eab308)}.score-bar-fill.success{background:linear-gradient(90deg,#10b981,#06b6d4)}.score-bar-label{font-size:.7rem;font-weight:600;color:var(--text-muted);display:flex;justify-content:space-between}.score-pct-col{text-align:right}.score-pct-number{font-size:1.4rem;font-weight:900;letter-spacing:-.03em;line-height:1;margin-bottom:.25rem}.score-badge{display:inline-flex;align-items:center;gap:.25rem;padding:.2rem .6rem;border-radius:20px;font-size:.7rem;font-weight:700;white-space:nowrap}.score-badge.success{background:#d1fae5;color:#065f46}.score-badge.warning{background:#fef3c7;color:#92400e}.score-badge.danger{background:#fee2e2;color:#991b1b}.score-badge.info{background:var(--primary-light);color:var(--primary)}.score-tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.875rem;padding:1.25rem}.score-tier{border-radius:10px;padding:1rem;text-align:center;border:1.5px solid transparent}.score-tier.excellent{background:#f0fdf4;border-color:#bbf7d0}.score-tier.passing{background:#fffbeb;border-color:#fde68a}.score-tier.failing{background:#fef2f2;border-color:#fecaca}.score-tier-num{font-size:2rem;font-weight:900;line-height:1;margin-bottom:.25rem}.score-tier.excellent .score-tier-num{color:#16a34a}.score-tier.passing .score-tier-num{color:#d97706}.score-tier.failing .score-tier-num{color:#dc2626}.score-tier-label{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:.375rem}.score-tier-range{font-size:.72rem;color:var(--text-muted)}.score-spotlight-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem;padding:1.25rem}.score-spotlight{border-radius:10px;padding:1rem 1.125rem;display:flex;align-items:center;gap:.875rem}.score-spotlight.best{background:#f0fdf4;border:1.5px solid #bbf7d0}.score-spotlight.worst{background:#fef2f2;border:1.5px solid #fecaca}.score-spotlight-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:1.25rem}.score-spotlight.best .score-spotlight-icon{background:#dcfce7}.score-spotlight.worst .score-spotlight-icon{background:#fee2e2}.score-spotlight-info{flex:1;min-width:0}.score-spotlight-eyebrow{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.2rem}.score-spotlight.best .score-spotlight-eyebrow{color:#16a34a}.score-spotlight.worst .score-spotlight-eyebrow{color:#dc2626}.score-spotlight-name{font-size:.875rem;font-weight:700;color:var(--text);margin-bottom:.1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.score-spotlight-score{font-size:.8rem;color:var(--text-muted)}.score-time-body{padding:1.25rem}.score-time-row{display:flex;align-items:center;gap:1rem;margin-bottom:1.25rem}.score-time-label{font-size:.85rem;font-weight:600;color:var(--text);min-width:100px}.score-time-bar-outer{flex:1;height:10px;background:var(--border);border-radius:99px;overflow:hidden}.score-time-bar-inner{height:100%;border-radius:99px;background:var(--gradient);transition:width 1s cubic-bezier(.22,1,.36,1)}.score-time-val{font-size:.85rem;font-weight:700;color:var(--text);min-width:60px;text-align:right}.score-time-insight{display:flex;align-items:flex-start;gap:.625rem;padding:.875rem;background:var(--primary-light);border:1px solid rgba(79,70,229,.2);border-radius:8px;font-size:.825rem;color:var(--primary);font-weight:500;line-height:1.5}.score-time-insight svg{flex-shrink:0;margin-top:1px}.score-actions{display:flex;gap:.875rem;flex-wrap:wrap;margin-top:1.5rem}@media(max-width:768px){.score-hero-body{grid-template-columns:1fr}.score-ring-wrap{display:none}.score-stats{grid-template-columns:repeat(2,1fr)}.score-tier-grid{grid-template-columns:repeat(3,1fr)}.score-subject-row{grid-template-columns:40px 1fr auto}.score-bar-wrap{display:none}}@media(max-width:540px){.score-hero-number{font-size:3.5rem}.score-stats{grid-template-columns:repeat(2,1fr);gap:.625rem}.score-tier-grid{gap:.5rem}.score-spotlight-grid{grid-template-columns:1fr}.score-actions{flex-direction:column}.score-actions .btn{width:100%;text-align:center;justify-content:center}}.margin-auto{margin:0 auto 1rem}.page-title{font-size:2rem;font-weight:800;margin-bottom:.5rem}.page-subtitle{color:var(--text-muted)}#study-container{width:95%;margin:0 auto;padding:0 1.25rem;margin-bottom:2rem}.study-main{padding-bottom:4rem}.simulator-hero{position:relative;background:var(--gradient);color:#fff;border-radius:var(--radius);padding:2.75rem;margin-bottom:3rem;box-shadow:var(--shadow-lg);display:grid;grid-template-columns:1fr auto;gap:2.5rem;align-items:center;overflow:hidden}.simulator-hero:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background-image:radial-gradient(circle,rgba(255,255,255,.09) 1px,transparent 1px);background-size:20px 20px;opacity:.6;pointer-events:none}.simulator-hero:after{content:"";position:absolute;top:-80px;right:220px;width:260px;height:260px;border-radius:50%;background:#ffffff0f;pointer-events:none}.simulator-content{position:relative;z-index:1}.simulator-eyebrow{display:inline-flex;align-items:center;gap:.5rem;background:#ffffff26;border:1px solid rgba(255,255,255,.25);padding:.4rem .85rem;border-radius:20px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:1rem}.simulator-content h2{font-size:1.85rem;font-weight:800;margin-bottom:.75rem;letter-spacing:-.01em}.simulator-content p{opacity:.92;margin-bottom:1.75rem;max-width:480px;line-height:1.7;font-size:.95rem}.simulator-stats{display:flex;align-items:center;gap:1.5rem;margin-bottom:2rem;flex-wrap:wrap}.stat{text-align:left;display:flex;align-items:center;gap:.65rem}.stat-icon{width:34px;height:34px;border-radius:9px;background:#ffffff24;border:1px solid rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;font-size:.9rem;flex-shrink:0}.stat-value{font-size:1.05rem;font-weight:800;display:block;line-height:1.2}.stat-label{font-size:.78rem;opacity:.85}.stat-divider{width:1px;height:30px;background:#fff3}.btn-white{padding:.9rem 2rem;font-size:1rem;border-radius:12px;background:#fff;color:var(--primary);font-weight:700;border:none;cursor:pointer;transition:all .2s;box-shadow:0 4px 12px #00000026;text-decoration:none;display:inline-flex;align-items:center;gap:.6rem}.btn-white:hover{transform:translateY(-2px);box-shadow:0 6px 16px #0003}.simulator-mock{position:relative;z-index:1;width:260px;background:#0f172a59;border:1px solid rgba(255,255,255,.18);border-radius:14px;overflow:hidden;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 20px 40px -12px #00000059;transform:rotate(2deg)}.simulator-mock-bar{display:flex;align-items:center;gap:.4rem;padding:.65rem .85rem;background:#ffffff14;border-bottom:1px solid rgba(255,255,255,.12)}.simulator-mock-dot{width:8px;height:8px;border-radius:50%;background:#ffffff59}.simulator-mock-timer{margin-left:auto;display:flex;align-items:center;gap:.35rem;font-size:.68rem;font-weight:700;background:#ef444440;color:#fecaca;padding:.15rem .5rem;border-radius:8px}.simulator-mock-body{padding:1rem}.simulator-mock-qline{height:8px;border-radius:4px;background:#ffffff47;margin-bottom:.5rem}.simulator-mock-qline.short{width:65%}.simulator-mock-option{display:flex;align-items:center;gap:.55rem;padding:.5rem .6rem;border-radius:8px;margin-bottom:.4rem;background:#ffffff0f;border:1px solid rgba(255,255,255,.08)}.simulator-mock-option.selected{background:#ffffffeb;border-color:transparent}.simulator-mock-radio{width:14px;height:14px;border-radius:50%;border:1.5px solid rgba(255,255,255,.45);flex-shrink:0}.simulator-mock-option.selected .simulator-mock-radio{border-color:var(--primary);background:var(--primary)}.simulator-mock-optline{height:6px;flex:1;border-radius:3px;background:#ffffff4d}.simulator-mock-option.selected .simulator-mock-optline{background:#0f172a59}.study-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.25rem;flex-wrap:wrap;gap:1rem}.study-section-title{font-size:1.5rem;font-weight:800}.filter-tabs{display:flex;gap:.5rem;flex-wrap:wrap}.filter-btn{padding:.5rem 1rem;background:var(--card);border:1.5px solid var(--border);border-radius:8px;font-weight:600;font-size:.875rem;cursor:pointer;transition:all .2s}.filter-btn:hover:not(.active){border-color:var(--primary);color:var(--primary)}.filter-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.subject-search{position:relative;display:flex;align-items:center;margin-bottom:1.75rem}.subject-search-icon{position:absolute;left:1.1rem;color:var(--text-muted);font-size:.9rem;pointer-events:none}.subject-search-input{width:100%;padding:.85rem 2.75rem;border-radius:12px;border:1.5px solid var(--border);background:var(--card);color:var(--text);font-size:.95rem;font-family:inherit;transition:border-color .2s,box-shadow .2s}.subject-search-input::placeholder{color:var(--text-muted)}.subject-search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e526}.subject-search-clear{position:absolute;right:.85rem;width:26px;height:26px;border-radius:50%;border:none;background:var(--bg);color:var(--text-muted);display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:.75rem;transition:all .2s}.subject-search-clear:hover{background:var(--border);color:var(--text)}.study-subjects-grid{display:flex;flex-direction:column;gap:.85rem}.subject-card{position:relative;display:flex;align-items:center;gap:1rem;background:var(--card);border:1.5px solid var(--border);border-radius:16px;padding:.9rem 1.1rem;text-decoration:none;color:var(--text);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;overflow:hidden}.subject-card:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:inherit;background:linear-gradient(135deg,rgba(79,70,229,.05),transparent 60%);opacity:0;transition:opacity .2s ease;pointer-events:none}.subject-card:hover{border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-3px)}.subject-card:hover:before{opacity:1}.subject-card-icon{flex-shrink:0;width:48px;height:48px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4f46e51f,#4f46e50a);box-shadow:inset 0 0 0 1px #4f46e51f}.subject-card-icon-inner{width:28px;height:28px;display:flex;align-items:center;justify-content:center}.subject-card-icon-inner svg{width:100%;height:100%}.subject-card.subject-card-icon{background:linear-gradient(135deg,#06b6d424,#06b6d40a);box-shadow:inset 0 0 0 1px #06b6d424}.subject-card-info{flex:1;min-width:0}.subject-card-name{font-weight:700;font-size:.98rem;margin-bottom:.3rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.subject-card-meta{display:flex;align-items:center;gap:.5rem}.subject-card-badge{display:inline-flex;align-items:center;gap:.35rem;background:var(--bg);color:var(--text-muted);padding:.2rem .55rem;border-radius:6px;font-size:.75rem;font-weight:600}.subject-card-arrow{flex-shrink:0;color:var(--text-muted);font-size:.85rem;transition:transform .2s ease,color .2s ease}.subject-card:hover .subject-card-arrow{color:var(--primary);transform:translate(3px)}.subjects-empty{display:flex;flex-direction:column;align-items:center;gap:.75rem;padding:3rem 1.5rem;text-align:center;color:var(--text-muted);background:var(--card);border:1.5px dashed var(--border);border-radius:16px}.subjects-empty i{font-size:1.75rem;opacity:.5}@media(min-width:640px){.study-subjects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:1.1rem}.subject-card{flex-direction:column;align-items:flex-start;text-align:left;padding:1.4rem 1.25rem;gap:.9rem}.subject-card-icon{width:54px;height:54px}.subject-card-icon-inner{width:32px;height:32px}.subject-card-name{white-space:normal}.subject-card-arrow{position:absolute;right:1.1rem;bottom:1.1rem;opacity:0;transform:translate(-4px)}.subject-card:hover .subject-card-arrow{opacity:1;transform:translate(0)}}@media(max-width:768px){.page-title{font-size:1.5rem}.simulator-hero{grid-template-columns:1fr;text-align:center;padding:2rem 1.5rem}.simulator-content p{max-width:100%}.simulator-eyebrow{margin-left:auto;margin-right:auto}.simulator-stats{justify-content:center}.simulator-mock{margin:0 auto;width:220px;transform:none}.study-section-header{flex-direction:column;align-items:flex-start}.menu-dropdown{min-width:280px;right:-10px}.simulator-mock{display:none}}footer{background:#0f172a;color:#94a3b8;padding:3rem 0 1.5rem;margin-top:4rem}.footer-container{max-width:1280px;margin:0 auto;padding:0 1.25rem;width:100%}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2.5rem;margin-bottom:2.5rem}footer h4{color:#fff;margin-bottom:1.25rem;font-weight:700}footer a{color:#94a3b8;text-decoration:none;display:block;margin-bottom:.75rem;transition:color .2s}footer a:hover{color:#fff}.footer-bottom{border-top:1px solid #1e293b;padding-top:1.5rem;text-align:center}#study-two-container{max-width:1280px;margin:0 auto;padding:0 1.25rem}.mb-1{margin-bottom:1rem}.subject-header{display:flex;flex-direction:column;align-items:stretch;gap:1.5rem}.subject-title-group{display:flex;align-items:center;gap:1rem}.subject-name-wrap h1{font-size:2rem;font-weight:800;margin-bottom:.25rem}.subject-stats{color:var(--text-muted);font-size:.9rem}.dropdowns-wrapper{display:flex;flex-direction:column;gap:1rem;width:100%}.css-dropdown{position:relative;width:100%}.dropdown-toggle{position:absolute;opacity:0;pointer-events:none}.dropdown-label{width:100%;padding:.875rem 1.25rem;background:var(--card);border:2px solid var(--border);border-radius:12px;font-weight:600;font-size:.95rem;cursor:pointer;display:flex;align-items:center;justify-content:space-between;transition:all .2s;-webkit-user-select:none;user-select:none}.dropdown-label:hover{border-color:var(--primary)}.dropdown-toggle:checked+.dropdown-label{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}.dropdown-arrow{transition:transform .2s;font-size:.8rem}.dropdown-toggle:checked+.dropdown-label .dropdown-arrow{transform:rotate(180deg)}.dropdown-menu{position:absolute;top:110%;left:0;right:0;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);max-height:420px;display:flex;flex-direction:column;padding:.5rem;z-index:50;animation:slideDown .2s ease;overflow:hidden}.dropdown-search{position:relative;display:flex;align-items:center;margin:.25rem .25rem .5rem}.dropdown-search-icon{position:absolute;left:.85rem;font-size:.85rem;color:var(--text-muted);pointer-events:none}.dropdown-search-input{width:100%;padding:.65rem 2.25rem;border:1.5px solid var(--border);border-radius:10px;background:var(--bg);color:var(--text);font-size:.9rem;outline:none;transition:border-color .2s,box-shadow .2s}.dropdown-search-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51f}.dropdown-search-clear{position:absolute;right:.6rem;background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:.8rem;padding:.25rem;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:background .15s,color .15s}.dropdown-search-clear:hover{background:var(--border);color:var(--text)}.select-all-row{flex-shrink:0}.dropdown-scroll-area{overflow-y:auto;flex:1 1 auto}.dropdown-no-results{padding:1.5rem 1rem;text-align:center;color:var(--text-muted);font-size:.85rem;display:flex;flex-direction:column;align-items:center;gap:.5rem}.dropdown-no-results i{font-size:1.1rem;opacity:.7}.checkbox-item{padding:.75rem 1rem;border-radius:8px;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.75rem}.checkbox-item:hover{background:var(--bg)}.checkbox-item input{width:18px;height:18px;accent-color:var(--primary);cursor:pointer;flex-shrink:0}.checkbox-item label{font-weight:500;cursor:pointer;flex:1}.checkbox-item-disabled{opacity:.45;cursor:not-allowed}.checkbox-item-disabled label,.checkbox-item-disabled input{cursor:not-allowed}.divider{height:1px;background:var(--border);margin:.5rem 0;flex-shrink:0}.study-two-main{padding-bottom:4rem}.study-two-card{background:var(--card);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);border:1px solid var(--border);margin-bottom:1.5rem}.study-two-card-title{font-size:1.25rem;font-weight:700;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem}.study-two-action-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;justify-content:center}.study-two-action-grid[data-count="1"]{grid-template-columns:minmax(160px,260px)}.study-two-action-grid[data-count="2"]{grid-template-columns:repeat(2,minmax(160px,220px))}.study-two-action-card{padding:1.5rem 1rem;background:var(--bg);border:2px solid var(--border);border-radius:12px;text-align:center;cursor:pointer;transition:all .2s;text-decoration:none;color:var(--text)}.study-two-action-card:hover{border-color:var(--primary);background:#fff;transform:translateY(-2px);box-shadow:var(--shadow)}.study-two-action-icon{font-size:2rem;margin-bottom:.75rem}.study-two-action-title{font-weight:700;font-size:.95rem;margin-bottom:.25rem}.study-two-action-desc{font-size:.8rem;color:var(--text-muted)}.study-two-empty-state{display:flex;flex-direction:column;align-items:center;text-align:center;gap:.5rem;padding:2rem 1rem;background:var(--bg);border:2px dashed var(--border);border-radius:12px}.study-two-empty-icon{font-size:1.75rem;color:var(--text-muted);margin-bottom:.25rem}.study-two-empty-title{font-weight:700;font-size:1rem}.study-two-empty-desc{font-size:.85rem;color:var(--text-muted);max-width:360px}.study-two-btn{width:100%;margin-top:1.5rem}.shuffle-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.1rem 0;border-top:1px solid var(--border);margin-top:1.5rem}.shuffle-label{display:flex;align-items:center;gap:.85rem;min-width:0}.shuffle-icon{flex-shrink:0;width:38px;height:38px;border-radius:10px;background:var(--bg);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:.95rem}.shuffle-text{display:flex;flex-direction:column;gap:.15rem;min-width:0}.shuffle-title{font-weight:700;font-size:.92rem}.shuffle-subtitle{font-size:.78rem;color:var(--text-muted)}.switch{position:relative;display:inline-block;width:46px;height:26px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.switch-slider{position:absolute;top:0;right:0;bottom:0;left:0;cursor:pointer;background:var(--border);border-radius:999px;transition:background .2s ease}.switch-slider:before{content:"";position:absolute;height:20px;width:20px;left:3px;top:3px;background:#fff;border-radius:50%;box-shadow:0 1px 3px #00000040;transition:transform .2s ease}.switch input:checked+.switch-slider{background:var(--primary)}.switch input:checked+.switch-slider:before{transform:translate(20px)}.offline-banner{display:flex;align-items:center;gap:1.25rem;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.5rem;margin-bottom:1.5rem}.offline-banner-icon{flex-shrink:0;width:52px;height:52px;border-radius:14px;background:var(--bg);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--primary)}.offline-banner-text{flex:1;min-width:0;display:flex;flex-direction:column;gap:.3rem}.offline-banner-title{font-size:1.05rem;font-weight:700}.offline-banner-desc{font-size:.85rem;color:var(--text-muted);line-height:1.5}.offline-banner-btn{flex-shrink:0}.download-modal-box{background:var(--card);border-radius:var(--radius);padding:1.75rem;width:100%;max-width:440px;max-height:82vh;box-sizing:border-box;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}.download-modal-header{margin-bottom:1.25rem}.download-modal-title{font-size:1.15rem;font-weight:700;margin-bottom:.35rem}.download-modal-subtitle{font-size:.85rem;color:var(--text-muted);line-height:1.5}.download-modal-subtitle strong{color:var(--text)}.download-modal-list{overflow-y:auto;flex:1;margin:.25rem 0 1.5rem}.download-subject-row{justify-content:space-between}.download-subject-label{flex:1 1 auto;min-width:0}.subject-downloaded-tag{flex-shrink:0;display:inline-flex;align-items:center;gap:.35rem;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.02em;color:var(--primary);background:#4f46e51a;border-radius:999px;padding:.3rem .65rem}.download-limit-note{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--primary);background:#4f46e514;border-radius:8px;padding:.6rem .85rem;margin:-.75rem 0 1rem}.download-modal-actions{display:flex;justify-content:flex-end;flex-wrap:wrap;gap:.75rem;padding-top:1.25rem;border-top:1px solid var(--border);margin-top:auto}.download-modal-actions .btn{flex:1 1 auto;min-width:0}.download-modal-actions .btn:disabled{opacity:.45;cursor:not-allowed;pointer-events:none;transform:none;box-shadow:none}.downloading-overlay{display:flex;align-items:center;justify-content:center}.downloading-box{background:var(--card);border-radius:var(--radius);padding:2rem;text-align:center;max-width:320px;box-shadow:var(--shadow-lg)}.downloading-box-list{width:100%;max-width:440px;max-height:82vh;box-sizing:border-box;display:flex;flex-direction:column;text-align:left}.downloading-title{font-weight:700;font-size:1.1rem;margin-bottom:.35rem;text-align:center}.downloading-subtext{font-size:.85rem;color:var(--text-muted);line-height:1.5;text-align:center;margin-bottom:1.5rem}.download-progress-list{display:flex;flex-direction:column;gap:.75rem;overflow-y:auto;margin-bottom:1.25rem}.download-progress-item{background:var(--bg);border:1px solid var(--border);border-radius:12px;padding:1rem 1.1rem}.download-progress-name{font-weight:700;font-size:.92rem;margin-bottom:.6rem}.download-progress-step{display:flex;align-items:center;gap:.6rem;font-size:.85rem;color:var(--text-muted);padding:.15rem 0}.step-icon{width:16px;text-align:center;flex-shrink:0;font-size:.85rem}.step-icon-success{color:#16a34a}.step-icon-error{color:#dc2626}.step-icon-progress{color:var(--primary)}.step-icon-pending{color:var(--border)}.step-icon-skipped{color:var(--text-muted)}.download-progress-error{font-size:.78rem;color:#dc2626;margin:.2rem 0 .2rem 1.6rem;line-height:1.4}.downloading-done-btn{width:100%}@media(max-width:768px){.subject-name-wrap h1{font-size:1.5rem}.dropdown-menu{max-height:340px}.study-two-action-grid,.study-two-action-grid[data-count="1"],.study-two-action-grid[data-count="2"]{grid-template-columns:1fr 1fr}.study-two-action-grid[data-count="1"]{grid-template-columns:minmax(0,220px)}.offline-banner{flex-direction:column;align-items:flex-start;text-align:left;padding:1.25rem}.offline-banner-btn{width:100%;justify-content:center}.shuffle-row{align-items:flex-start}.download-modal-box,.downloading-box-list{padding:1.5rem}.download-subject-row{flex-wrap:wrap}.subject-downloaded-tag{margin-left:2.35rem}}.pq-root{color:var(--text);min-height:100vh;width:100%;box-sizing:border-box;padding:20px 16px 48px;line-height:1.6}.pq-root *{box-sizing:border-box}.pq-root button{font-family:inherit;cursor:pointer;border:none}.pq-page{width:100%;margin:0 auto}.pq-back{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:var(--primary);margin-bottom:16px;padding:4px 0;background:none}.pq-header{margin-bottom:20px}.pq-header-subject{display:flex;align-items:center;gap:8px;margin-bottom:6px}.pq-header-subject-chip{background:var(--primary-light);color:var(--primary);font-size:11.5px;font-weight:700;letter-spacing:.3px;padding:4px 10px;border-radius:20px}.pq-title{font-size:24px;font-weight:700;margin:0 0 6px;letter-spacing:-.3px}.pq-sub{font-size:13.5px;color:var(--text-muted);margin:0}.pq-search-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin-bottom:22px}.pq-search-input-wrap{position:relative;margin-bottom:12px}.pq-search-input-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:14px}.pq-search-input{width:100%;padding:13px 14px 13px 40px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);font-size:14.5px;color:var(--text);outline:none}.pq-search-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51f}.pq-filters{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}.pq-filter-group label{display:block;font-size:11px;font-weight:600;color:var(--text-muted);margin-bottom:5px}.pq-filter-select{width:100%;padding:10px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);font-size:13.5px;color:var(--text);outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.pq-filter-select:focus{border-color:var(--primary)}.pq-search-actions{display:flex;gap:10px}.pq-search-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:13px;border-radius:var(--radius-sm);background:var(--gradient);color:#fff;font-weight:700;font-size:14.5px;box-shadow:0 8px 18px #4f46e547;transition:transform .1s}.pq-search-btn:active{transform:scale(.98)}.pq-search-btn:disabled{opacity:.7}.pq-clear-btn{padding:13px 16px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--card);color:var(--text-muted);font-weight:600;font-size:13.5px}.pq-results-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.pq-results-count{font-size:13px;color:var(--text-muted)}.pq-results-count strong{color:var(--text)}.pq-results-list{display:flex;flex-direction:column;gap:10px}.pq-card{text-align:left;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px 16px;box-shadow:var(--shadow);transition:border-color .15s,transform .1s}.pq-card:hover{border-color:var(--primary)}.pq-card:active{transform:scale(.99)}.pq-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.pq-card-year{font-size:12px;color:var(--text-muted);font-weight:600}.pq-card-topic{font-size:11.5px;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.3px;margin:0 0 6px}.pq-card-question{font-size:14.5px;color:var(--text);margin:0 0 10px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pq-card-more{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--primary)}.pq-badge{font-size:10.5px;font-weight:800;letter-spacing:.4px;padding:4px 9px;border-radius:20px}.pq-badge--jamb{background:#eef2ff;color:var(--primary)}.pq-badge--waec{background:#ecfeff;color:#0e7490}.pq-badge--neco{background:#fef3c7;color:#92400e}.pq-empty{text-align:center;padding:50px 20px}.pq-empty-icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:16px;background:var(--primary-light);color:var(--primary);font-size:22px;margin-bottom:16px}.pq-empty-title{font-size:15.5px;font-weight:700;color:var(--text);margin:0 0 6px}.pq-empty-note{font-size:13px;color:var(--text-muted);max-width:300px;margin:0 auto}.pq-loading{display:flex;flex-direction:column;align-items:center;gap:12px;padding:50px 20px}.pq-loading-spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--primary);animation:pqSpin .7s linear infinite}@keyframes pqSpin{to{transform:rotate(360deg)}}.pq-loading-text{font-size:13px;color:var(--text-muted)}.pq-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:flex-end;justify-content:center;z-index:60;animation:pqFadeIn .2s ease;padding:0}@keyframes pqFadeIn{0%{opacity:0}to{opacity:1}}.pq-modal{position:relative;width:100%;max-width:600px;max-height:85vh;overflow-y:auto;background:var(--card);border-radius:22px 22px 0 0;padding:26px 22px 30px;box-shadow:var(--shadow-lg);animation:pqSlideUp .25s ease}@keyframes pqSlideUp{0%{transform:translateY(40px);opacity:0}to{transform:translateY(0);opacity:1}}.pq-modal-close{position:absolute;top:16px;right:16px;background:var(--bg);border-radius:8px;padding:7px 9px;color:var(--text-muted);font-size:14px}.pq-modal-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:14px;padding-right:30px}.pq-modal-tag{display:inline-flex;align-items:center;gap:5px;font-size:11.5px;color:var(--text-muted);background:var(--bg);border:1px solid var(--border);padding:4px 10px;border-radius:20px}.pq-modal-question{font-size:18px;font-weight:700;line-height:1.4;margin:0 0 18px;color:var(--text)}.pq-modal-options{list-style:none;margin:0 0 20px;padding:0;display:flex;flex-direction:column;gap:9px}.pq-modal-option{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg);font-size:14px}.pq-modal-option--correct{border-color:var(--success);background:#10b98114}.pq-modal-option-letter{width:24px;height:24px;flex-shrink:0;border-radius:7px;background:var(--card);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;color:var(--primary)}.pq-modal-option-text{flex:1;color:var(--text)}.pq-modal-option-check{color:var(--success);font-size:16px}.pq-modal-explanation{background:var(--primary-light);border-radius:var(--radius-sm);padding:14px 16px}.pq-modal-explanation-label{display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--primary);margin:0 0 6px}.pq-modal-explanation-text{font-size:13.5px;color:var(--text);margin:0;line-height:1.55}.notes-header{display:flex;align-items:center;gap:1rem}.notes-header-text h1{font-size:clamp(1.4rem,1.1rem + 1vw,2rem);font-weight:800;letter-spacing:-.025em}.notes-subtitle{color:var(--text-muted);font-size:.9rem;margin-top:.15rem}.notes-main{padding-bottom:4rem}.notes-mobile-toggle{display:none;width:100%;padding:.9rem 1.1rem;margin-bottom:1rem;background:var(--card);border:.09375rem solid var(--border);border-radius:var(--radius-sm);font-weight:600;font-size:.9rem;color:var(--text);align-items:center;justify-content:space-between;gap:.75rem;cursor:pointer}.notes-mobile-toggle span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.notes-mobile-toggle i{flex-shrink:0;color:var(--text-muted);font-size:.8rem}.notes-layout{display:grid;grid-template-columns:17.5rem 1fr;gap:1.5rem;align-items:start}.notes-sidebar{position:sticky;top:6rem;background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);padding:1rem;box-shadow:var(--shadow)}.notes-sidebar-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);padding:.35rem .6rem .75rem}.notes-topic-list{display:flex;flex-direction:column;gap:.25rem;max-height:26rem;overflow-y:auto}.notes-topic-item{display:flex;align-items:center;justify-content:space-between;gap:.5rem;width:100%;text-align:left;padding:.7rem .75rem;border:none;background:transparent;border-radius:var(--radius-sm);cursor:pointer;font-size:.9rem;color:var(--text);transition:background .15s,color .15s}.notes-topic-item:hover{background:var(--bg)}.notes-topic-item.active{background:var(--primary-light);color:var(--primary-dark);font-weight:600}.notes-topic-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0}.notes-topic-badge{flex-shrink:0;font-size:.65rem;font-weight:700;padding:.15rem .5rem;border-radius:999px;background:var(--c-warning-bg, #fffbeb);color:var(--c-warning, #d97706);border:.0625rem solid var(--c-warning-border, #fde68a)}.notes-content-card{background:var(--card);border:.0625rem solid var(--border);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);min-height:20rem;display:flex;flex-direction:column}.notes-content-header{margin-bottom:1.5rem}.notes-content-header h2{font-size:clamp(1.2rem,1rem + .8vw,1.6rem);font-weight:800;letter-spacing:-.02em}.notes-body{display:flex;flex-direction:column;gap:1rem;flex:1;font-size:.95rem;line-height:1.7;color:var(--text)}.notes-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:.75rem;padding:2rem 1rem;color:var(--text-muted)}.notes-empty i{font-size:1.75rem;opacity:.7}.notes-empty p{max-width:22rem;font-size:.9rem}.notes-nav-buttons{display:flex;justify-content:space-between;gap:1rem;margin-top:2rem;padding-top:1.5rem;border-top:.0625rem solid var(--border)}.notes-nav-buttons .btn{display:inline-flex;align-items:center;gap:.5rem}.notes-nav-buttons .btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important;box-shadow:none!important}@media(max-width:64em){.notes-layout{grid-template-columns:15rem 1fr}}@media(max-width:48em){.notes-mobile-toggle{display:flex}.notes-layout{grid-template-columns:1fr}.notes-sidebar{position:static;display:none;margin-bottom:1rem}.notes-sidebar.open{display:block;animation:slideDown .2s ease}.notes-topic-list{max-height:18rem}.notes-content-card{padding:1.5rem}.notes-nav-buttons{flex-direction:column-reverse}.notes-nav-buttons .btn{width:100%;justify-content:center}}@keyframes slideDown{0%{opacity:0;transform:translateY(-.5rem)}to{opacity:1;transform:translateY(0)}}@media(max-width:30em){.notes-header{gap:.75rem}.subject-logo{width:3.25rem;height:3.25rem}}.settings-skeleton-page{min-height:100vh;background:var(--bg);padding:2rem 1.25rem}.settings-skeleton-block{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);max-width:1280px;margin:0 auto 1.5rem;padding:2rem}.settings-skeleton-line{height:14px;background:linear-gradient(90deg,var(--border) 25%,#f1f5f9 50%,var(--border) 75%);background-size:200% 100%;border-radius:6px;animation:settings-shimmer 1.4s infinite;margin-bottom:.75rem}@keyframes settings-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.settings-page{--settings-info-bg: #eff6ff;--settings-info-border: #bfdbfe;--settings-info-text: #1e40af;--settings-locked-bg: #f8fafc;--settings-online: #10b981}.settings-page{min-height:100vh;background:var(--bg)}.settings-container{max-width:1280px;margin:0 auto;padding:0 1.25rem}.settings-grid{display:grid;grid-template-columns:260px 1fr;gap:2rem;padding-bottom:4rem}.settings-nav{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:.75rem;height:fit-content;position:sticky;top:100px;box-shadow:var(--shadow)}.settings-nav-item{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;border-radius:10px;font-weight:600;font-size:.95rem;color:var(--text-muted);cursor:pointer;transition:all .2s}.settings-nav-item:hover{background:var(--bg);color:var(--text)}.settings-nav-item.active{background:var(--primary-light);color:var(--primary)}.settings-nav-item span{font-size:1.2rem}.settings-content{display:none}.settings-content.active{display:block;animation:settingsFadeIn .3s ease}@keyframes settingsFadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.settings-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);margin-bottom:1.5rem}.settings-card-title{font-size:1.25rem;font-weight:700;margin-bottom:.5rem;display:flex;align-items:center;gap:.5rem}.settings-card-desc{color:var(--text-muted);margin-bottom:1.5rem;font-size:.95rem}.settings-avatar-upload{display:flex;align-items:center;gap:1.5rem;margin-bottom:2rem}.settings-avatar{width:80px;height:80px;background:var(--gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem}.settings-form-group{margin-bottom:1.25rem}.settings-form-label{display:block;font-weight:600;font-size:.95rem;margin-bottom:.5rem;color:var(--text)}.settings-form-input,.settings-form-select{width:100%;padding:.875rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:var(--card);font-size:.95rem;color:var(--text);outline:none;transition:all .2s}.settings-form-input:focus,.settings-form-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}.settings-form-hint{font-size:.875rem;color:var(--text-muted);margin-top:.5rem}.settings-form-error{font-size:.875rem;color:var(--danger);margin-top:.5rem}.settings-button-group{display:flex;gap:1rem;margin-top:1.5rem}.settings-danger-zone{border-color:var(--danger)}.settings-danger-zone .settings-card-title{color:var(--danger)}.settings-danger-item{padding:1.5rem 0;border-bottom:1px solid var(--border)}.settings-danger-item:last-child{border-bottom:none;padding-bottom:0}.settings-danger-item:first-child{padding-top:0}.settings-danger-item-title{font-weight:700;margin-bottom:.25rem;color:var(--text)}.settings-danger-item-desc{font-size:.9rem;color:var(--text-muted);margin-bottom:1rem}.settings-btn-danger{padding:.65rem 1.25rem;border-radius:10px;font-weight:600;border:1.5px solid var(--danger);background:transparent;color:var(--danger);cursor:pointer;transition:all .2s;font-size:.9rem}.settings-btn-danger:hover{background:var(--danger);color:#fff}@media(max-width:968px){.settings-grid{grid-template-columns:1fr}.settings-nav{position:static;display:flex;overflow-x:auto;gap:.5rem;padding:.5rem}.settings-nav-item{flex-shrink:0}}.settings-page-subtitle{font-size:.95rem;color:var(--text-muted);margin-top:.375rem}.settings-header-title{display:flex;align-items:center;gap:.625rem}.settings-header-icon{width:36px;height:36px;background:var(--gradient);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.settings-nav-icon{width:22px;height:22px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.settings-card-title-icon{width:28px;height:28px;border-radius:8px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.settings-danger-zone .settings-card-title-icon{background:#fef2f2;color:var(--danger)}.settings-avatar-wrap{position:relative;width:80px;height:80px;flex-shrink:0}.settings-avatar-edit-badge{position:absolute;bottom:-2px;right:-2px;width:26px;height:26px;background:var(--primary);border:2px solid var(--card);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;transition:background .15s}.settings-avatar-edit-badge:hover{background:var(--primary-dark)}.settings-avatar-meta{flex:1;min-width:0}.settings-avatar-name{font-weight:700;font-size:1rem;color:var(--text);margin-bottom:.125rem}.settings-avatar-email{font-size:.85rem;color:var(--text-muted);margin-bottom:.625rem}.settings-avatar-actions{display:flex;gap:.5rem;flex-wrap:wrap}.settings-btn-sm{padding:.45rem .875rem;font-size:.82rem}.settings-field-locked{position:relative}.settings-input-locked{background:var(--settings-locked-bg)!important;color:var(--text-muted)!important;cursor:not-allowed;padding-right:2.5rem!important}.settings-lock-icon{position:absolute;right:.875rem;top:50%;transform:translateY(-50%);color:var(--text-muted);display:flex;align-items:center;pointer-events:none}.settings-field-locked-hint{display:flex;align-items:flex-start;gap:.4rem;font-size:.8rem;color:var(--text-muted);margin-top:.5rem;line-height:1.45}.settings-field-locked-hint svg{flex-shrink:0;margin-top:.1rem}.settings-char-count{font-size:.78rem;color:var(--text-muted);margin-top:.375rem;text-align:right}.settings-char-count.warn{color:var(--warning)}.settings-form-error{display:flex;align-items:center;gap:.35rem;font-size:.85rem;color:var(--danger);margin-top:.5rem;font-weight:500}.settings-form-error svg{flex-shrink:0}.settings-form-hint-success{display:flex;align-items:center;gap:.35rem;font-size:.85rem;color:var(--success);margin-top:.5rem;font-weight:500}.settings-form-input.settings-input-error,.settings-form-select.settings-input-error{border-color:var(--danger);background:#fff5f5}.settings-form-input.settings-input-error:focus{box-shadow:0 0 0 3px #ef44441f}.settings-pwd-wrap{position:relative}.settings-pwd-toggle{position:absolute;right:.875rem;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--text-muted);cursor:pointer;display:flex;align-items:center;padding:0;transition:color .15s}.settings-pwd-toggle:hover{color:var(--text)}.settings-pwd-wrap .settings-form-input{padding-right:2.75rem}.settings-pwd-strength{margin-top:.625rem}.settings-pwd-strength-bar{height:4px;background:var(--border);border-radius:99px;overflow:hidden;margin-bottom:.375rem}.settings-pwd-strength-fill{height:100%;border-radius:99px;transition:width .25s ease,background .25s ease}.settings-pwd-strength-label{font-size:.78rem;font-weight:600}.settings-pwd-reqs{display:flex;flex-direction:column;gap:.3rem;margin-top:.75rem;padding:.75rem .875rem;background:var(--bg);border-radius:8px}.settings-pwd-req{display:flex;align-items:center;gap:.45rem;font-size:.8rem;color:var(--text-muted)}.settings-pwd-req.met{color:var(--success)}.settings-pwd-req-icon{width:16px;height:16px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0}.settings-pwd-req.met .settings-pwd-req-icon{border-color:var(--success);background:var(--success);color:#fff}.settings-btn-loading{display:inline-flex;align-items:center;gap:.5rem}.settings-spinner{width:14px;height:14px;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:settings-spin .6s linear infinite}@keyframes settings-spin{to{transform:rotate(360deg)}}.settings-info-row{display:flex;align-items:center;justify-content:space-between;padding:.875rem 1rem;background:var(--bg);border-radius:8px;margin-bottom:.625rem;gap:1rem}.settings-info-row:last-child{margin-bottom:0}.settings-info-row-label{display:flex;align-items:center;gap:.625rem;font-size:.875rem;color:var(--text-muted);font-weight:500}.settings-info-row-label svg{color:var(--primary);flex-shrink:0}.settings-info-row-value{font-size:.875rem;font-weight:700;color:var(--text);text-align:right}.settings-status-badge{display:inline-flex;align-items:center;gap:.35rem;font-size:.78rem;font-weight:700;padding:.2rem .625rem;border-radius:20px}.settings-status-badge.active{background:#d1fae5;color:var(--success)}.settings-status-badge.inactive{background:#fef2f2;color:var(--danger)}.settings-status-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.settings-toggle-row{display:flex;align-items:center;justify-content:space-between;padding:1rem 0;border-bottom:1px solid var(--border);gap:1rem}.settings-toggle-row:last-child{border-bottom:none;padding-bottom:0}.settings-toggle-row:first-child{padding-top:0}.settings-toggle-info{flex:1;min-width:0}.settings-toggle-title{font-weight:600;font-size:.9rem;color:var(--text);margin-bottom:.15rem}.settings-toggle-desc{font-size:.8rem;color:var(--text-muted);line-height:1.4}.settings-switch{position:relative;width:42px;height:24px;flex-shrink:0}.settings-switch input{opacity:0;width:0;height:0;position:absolute}.settings-switch-track{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--border);border-radius:999px;cursor:pointer;transition:background .2s}.settings-switch-track:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 3px #0003}.settings-switch input:checked+.settings-switch-track{background:var(--primary)}.settings-switch input:checked+.settings-switch-track:before{transform:translate(18px)}.settings-section-divider{display:flex;align-items:center;gap:.625rem;margin:1.75rem 0 1.25rem}.settings-section-divider-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);white-space:nowrap}.settings-section-divider:after{content:"";flex:1;height:1px;background:var(--border)}@media(max-width:968px){.settings-nav-item{white-space:nowrap}}@media(max-width:640px){.settings-avatar-upload{flex-direction:column;text-align:center;align-items:center}.settings-avatar-actions{justify-content:center}.settings-avatar-email{text-align:center}.settings-info-row{flex-direction:column;align-items:flex-start;gap:.375rem}.settings-info-row-value{text-align:left}}@media(max-width:640px){.settings-card{padding:1.5rem}.settings-avatar-upload{flex-direction:column;text-align:center}.settings-button-group{flex-direction:column}.settings-button-group .btn,.settings-button-group .btn-outline{width:100%}}.settings-google-card{position:relative;overflow:hidden;border-color:var(--settings-info-border)}.settings-google-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--gradient)}.settings-google-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.25rem}.settings-google-badge{width:52px;height:52px;border-radius:14px;background:#fff;border:1px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;box-shadow:var(--shadow)}.settings-google-pill{display:inline-flex;align-items:center;gap:.4rem;font-size:.78rem;font-weight:700;color:var(--settings-info-text);background:var(--settings-info-bg);border:1px solid var(--settings-info-border);padding:.2rem .65rem;border-radius:20px}.settings-google-pill-dot{width:6px;height:6px;border-radius:50%;background:var(--settings-online);flex-shrink:0}.settings-google-lead{font-size:.9rem;color:var(--text-muted);line-height:1.6;margin-bottom:1.25rem}.settings-google-perks{display:flex;flex-direction:column;gap:.625rem;padding:1rem 1.125rem;background:var(--bg);border-radius:var(--radius-sm);margin-bottom:1.5rem}.settings-google-perk{display:flex;align-items:center;gap:.625rem;font-size:.85rem;color:var(--text);font-weight:500}.settings-google-perk-icon{width:20px;height:20px;border-radius:50%;background:var(--success);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}.settings-google-perk-icon svg{width:12px;height:12px}.settings-modal-card{background:var(--card);border-radius:var(--radius);width:100%;max-width:420px;box-shadow:0 24px 60px #0000002e;padding:2rem;position:relative;animation:settings-modal-in .22s cubic-bezier(.34,1.4,.64,1)}@keyframes settings-modal-in{0%{opacity:0;transform:scale(.9) translateY(14px)}to{opacity:1;transform:scale(1) translateY(0)}}.settings-modal-close{position:absolute;top:1rem;right:1rem;width:28px;height:28px;border-radius:50%;border:none;background:var(--bg);color:var(--text-muted);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .15s}.settings-modal-close:hover{background:var(--border);color:var(--text)}.settings-modal-icon-ring{width:56px;height:56px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;margin-bottom:1.25rem}.settings-modal-title{font-size:1.15rem;font-weight:800;margin-bottom:.4rem;letter-spacing:-.01em}.settings-modal-desc{font-size:.88rem;color:var(--text-muted);line-height:1.55;margin-bottom:1.5rem}.settings-modal-desc strong{color:var(--text)}.settings-modal-actions{display:flex;flex-direction:column;gap:.625rem;margin-top:1.5rem}.countdown-timer{display:inline-flex;align-items:center;gap:7px;background:#f1f0ff;border-radius:999px;padding:6px 12px 6px 6px}.countdown-timer__ring{width:26px;height:26px;flex-shrink:0;transform:rotate(-90deg)}.countdown-timer__ring-bg{fill:none;stroke:#14b8a626;stroke-width:3}.countdown-timer__ring-fill{fill:none;stroke:#14b8a6;stroke-width:3;stroke-linecap:round;transition:stroke-dashoffset 1s linear,stroke .3s ease}.countdown-timer__digits{font-size:14px;font-weight:700;color:#1f2937;font-variant-numeric:tabular-nums;transition:color .3s ease}.countdown-timer[data-status=warning] .countdown-timer__ring-fill{stroke:#f59e0b}.countdown-timer[data-status=warning] .countdown-timer__digits{color:#f59e0b}.countdown-timer[data-status=warning] .countdown-timer__ring-bg{stroke:#f59e0b26}.countdown-timer[data-status=danger] .countdown-timer__ring-fill{stroke:#ef4444}.countdown-timer[data-status=danger] .countdown-timer__digits{color:#ef4444}.countdown-timer[data-status=danger] .countdown-timer__ring-bg{stroke:#ef444426}.countdown-timer[data-status=danger] .countdown-timer__ring-fill{animation:pulse 1s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.sk,.sk-fab{--sk-base: #e5e7eb;--sk-shine: #f3f4f6;background-color:var(--sk-base);background-image:linear-gradient(90deg,transparent 0%,var(--sk-shine) 50%,transparent 100%);background-size:200% 100%;background-repeat:no-repeat;animation:skShimmer 1.4s ease-in-out infinite;border-radius:8px;flex-shrink:0}@keyframes skShimmer{0%{background-position:-100% 0}to{background-position:200% 0}}.sk-back-btn{width:96px;height:40px;border-radius:10px}.sk-icon-btn{width:40px;height:40px;border-radius:10px}.sk-section-title{width:70px;height:12px;margin:.5em 1em .75em;border-radius:6px}.sk-subject-item{width:100%;height:40px;border-radius:8px}.sk-nav-btn{width:100px;height:42px;border-radius:10px}.sk-nav-info{width:140px;height:16px;border-radius:6px}.sk-tag{width:80px;height:26px;border-radius:6px}.sk-question-body{display:flex;flex-direction:column;gap:.75em;margin-bottom:1.5em}.sk-line{width:100%;height:14px;border-radius:6px}.sk-line.short{width:60%}.sk-option{pointer-events:none;cursor:default;background:#fff;border-color:#e5e7eb}.sk-option:hover{background:#fff;transform:none}.sk-option-key{width:36px;height:36px;border-radius:50%}.sk-option-text{flex:1;height:14px;border-radius:6px}.sk-btn-show{width:100%;height:46px;border-radius:10px}.sk-panel-title{width:130px;height:16px;border-radius:6px}.sk-progress-btn{width:100%;aspect-ratio:1;border-radius:10px}.sk-fab{pointer-events:none;border:none;box-shadow:none;background:#e5e7eb}@media(max-width:768px){.sk-back-btn{width:80px;height:36px}.sk-subject-item{flex:0 0 auto;width:120px}.sk-nav-btn{width:84px;height:36px}.sk-option-key{width:32px;height:32px}}@media(max-width:480px){.sk-progress-btn{border-radius:8px}}@media(prefers-reduced-motion:reduce){.sk,.sk-fab{animation:none;background-image:none}}.sub-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:1.5em;background:#0f121e8c;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);animation:subFadeIn .25s ease both}@keyframes subFadeIn{0%{opacity:0}to{opacity:1}}.sub-card{width:100%;max-width:380px;padding:2em 1.75em 1.75em;border-radius:18px;background:#fff;border:1px solid #e5e7eb;box-shadow:0 24px 60px #0f121e47;display:flex;flex-direction:column;align-items:center;text-align:center;animation:subPop .35s cubic-bezier(.2,.9,.3,1.2) both}@keyframes subPop{0%{opacity:0;transform:translateY(14px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.sub-spinner{position:relative;width:84px;height:84px;margin-bottom:1.25em}.sub-orbit{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:3px solid transparent;border-top-color:#4f46e5;border-right-color:#4f46e559;animation:subSpin 1.1s linear infinite}.sub-orbit:nth-child(2){top:10px;right:10px;bottom:10px;left:10px;border-top-color:#06b6d4;border-right-color:#06b6d44d;animation-duration:1.5s;animation-direction:reverse}.sub-orbit:nth-child(3){top:20px;right:20px;bottom:20px;left:20px;border-top-color:#a855f7;border-right-color:#a855f74d;animation-duration:.85s}.sub-core{position:absolute;top:32px;right:32px;bottom:32px;left:32px;border-radius:50%;background:radial-gradient(circle at 30% 30%,#6d63ff,#4f46e5 70%);box-shadow:0 0 16px #4f46e580;animation:subPulse 1.6s ease-in-out infinite}@keyframes subSpin{to{transform:rotate(360deg)}}@keyframes subPulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(.88);opacity:.75}}.sub-title{margin:0 0 .25em;font-size:1.15em;font-weight:700;color:#111827;letter-spacing:.01em}.sub-subtitle{margin:0 0 1.5em;font-size:.85em;color:#6b7280}.sub-steps{list-style:none;margin:0 0 1.25em;padding:0;width:100%;display:flex;flex-direction:column;gap:.7em}.sub-step{display:flex;align-items:center;gap:.7em;font-size:.9em;text-align:left;color:#9ca3af;transition:color .3s ease}.sub-step-marker{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:#f3f4f6;border:1.5px solid #e5e7eb;transition:all .3s ease}.sub-step-marker svg{width:12px;height:12px;color:#fff}.sub-step-dot{width:6px;height:6px;border-radius:50%;background:#d1d5db;transition:all .3s ease}.sub-step.idle .sub-step-label{color:#9ca3af}.sub-step.active{color:#111827}.sub-step.active .sub-step-marker{background:#eef2ff;border-color:#4f46e5;box-shadow:0 0 0 4px #4f46e51f}.sub-step.active .sub-step-dot{background:#4f46e5;animation:subDotPulse 1s ease-in-out infinite}.sub-step.active .sub-step-label{font-weight:600}@keyframes subDotPulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.4);opacity:.6}}.sub-step.done{color:#059669}.sub-step.done .sub-step-marker{background:#059669;border-color:#059669}.sub-step.done .sub-step-label{font-weight:500}.sub-progress{width:100%;height:4px;border-radius:999px;background:#f3f4f6;overflow:hidden}.sub-progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#4f46e5,#06b6d4,#a855f7);background-size:200% 100%;transition:width .5s cubic-bezier(.4,0,.2,1);animation:subGradientShift 2.5s linear infinite}@keyframes subGradientShift{0%{background-position:0% 0}to{background-position:200% 0}}@media(max-width:480px){.sub-card{padding:1.5em 1.25em 1.25em;border-radius:14px}.sub-spinner{width:72px;height:72px}.sub-title{font-size:1.05em}.sub-step{font-size:.85em}}@media(prefers-reduced-motion:reduce){.sub-overlay,.sub-card,.sub-orbit,.sub-core,.sub-step-dot,.sub-progress-fill{animation:none!important}.sub-progress-fill{background:#4f46e5}}.exam-page{min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.exam-header{background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.exam-header-inner{max-width:1400px;margin:0 auto;padding:.75em 1.25em;display:flex;align-items:center;justify-content:space-between;gap:.75em}.exam-back-btn{display:flex;align-items:center;gap:.5em;padding:.6em 1em;background:transparent;border:1.5px solid var(--border);border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:.9em;color:var(--text)}.exam-back-btn:hover{background:var(--bg);transform:translateY(-1px)}.exam-timer{background:var(--primary-light);color:var(--primary);padding:.5em .9em;border-radius:var(--radius-sm);font-weight:600;font-size:.95em;display:flex;align-items:center;gap:.5em}.exam-timer.warning{background:#fef2f2;color:var(--danger);animation:examPulse 1s infinite}@keyframes examPulse{0%,to{opacity:1}50%{opacity:.7}}.exam-header-actions{display:flex;gap:.5em}.exam-icon-btn{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--border);background:var(--card);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.exam-icon-btn:hover{border-color:var(--primary);background:var(--primary-light)}.exam-icon-btn.active{background:var(--warning);border-color:var(--warning)}.exam-icon-btn img{width:20px;height:20px}.exam-container{max-width:1400px;margin:0 auto;padding:1.5em 1.25em 3em;display:grid;grid-template-columns:240px 1fr 320px;gap:1.5em;align-items:start;width:100%}.exam-sidebar{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1em;position:sticky;top:88px;max-height:calc(100vh - 100px);overflow-y:auto;box-shadow:var(--shadow)}.exam-sidebar-title{font-weight:700;font-size:.75em;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;padding:.5em 1em .25em;margin-bottom:.5em}.exam-subject-list{display:flex;flex-direction:column;gap:.5em}.exam-subject-item{padding:.625em .75em;border-radius:8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.95em;font-weight:500;transition:all .2s}.exam-subject-item:hover{background:var(--bg);color:var(--primary)}.exam-subject-item.active{background:var(--primary);color:#fff}.exam-subject-count{background:#0000001a;padding:.125em .5em;border-radius:6px;font-size:.8em;margin-left:.5em}.exam-subject-item.active.exam-subject-count{background:#ffffff4d}.exam-main{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2em;box-shadow:var(--shadow)}.exam-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5em;padding-bottom:1em;border-bottom:1px solid var(--border)}.exam-nav-btn{padding:.65em 1.25em;background:transparent;border:1.5px solid var(--border);border-radius:10px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5em;transition:all .2s;font-size:.9em}.exam-nav-btn:hover:not(:disabled){background:var(--bg);transform:translateY(-1px)}.exam-nav-btn:disabled{opacity:.5;cursor:not-allowed}.exam-question-info{font-weight:600;color:var(--text-muted);font-size:.9em}.exam-question-tags{display:flex;gap:.5em;flex-wrap:wrap;margin-bottom:1em}.exam-tag{padding:.25em .75em;background:var(--primary-light);color:var(--primary);border-radius:6px;font-size:.8em;font-weight:600}.exam-question-text{font-size:1.05em;line-height:1.7;margin-bottom:1em}.exam-options{display:flex;flex-direction:column;gap:.75em;margin-bottom:2em}.exam-option{display:flex;gap:1em;padding:1em;background:var(--bg);border:2px solid var(--border);border-radius:10px;cursor:pointer;transition:all .25s ease;position:relative;overflow:hidden}.exam-option:hover{background:var(--primary-light);transform:translate(4px)}.exam-option.selected{border-color:var(--primary-dark);border-left-width:6px;border-left-color:var(--primary-dark)}.exam-option.selected:after{content:"✓";position:absolute;right:1em;top:50%;transform:translateY(-50%);width:28px;height:28px;background:var(--primary-dark);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1em;animation:checkIn .3s ease}.exam-option-key{width:36px;height:36px;background:var(--card);border:2px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;transition:all .25s ease}.exam-option.selected.exam-option-key{background:var(--success);color:#fff;border-color:var(--success)}.exam-option-content{flex:1;display:flex;flex-direction:column;gap:.75em;padding-right:2.5em}.exam-option-text{line-height:1.6}.exam-option-image{width:100%;max-height:200px;object-fit:contain;border-radius:8px;border:1px solid var(--border)}.exam-actions{padding-top:1.5em;border-top:1px solid var(--border)}.exam-btn-submit{width:100%;padding:.75em 1.5em;border-radius:10px;font-weight:700;cursor:pointer;border:none;background:var(--gradient);color:#fff;box-shadow:0 4px 12px #4f46e54d;transition:all .2s;font-size:1em;display:flex;align-items:center;justify-content:center;gap:.5em}.exam-btn-submit:hover{transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.exam-panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25em;position:sticky;top:88px;box-shadow:var(--shadow);max-height:calc(100vh - 100px);overflow-y:auto}.exam-panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25em}.exam-panel-title{font-weight:700;font-size:1em}.exam-panel-stats{font-size:.8em;color:var(--text-muted)}.exam-progress-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:.625em;margin-bottom:1.5em}.exam-progress-btn{aspect-ratio:1;border:2px solid var(--border);background:var(--bg);border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:.85em;position:relative;display:flex;align-items:center;justify-content:center;min-width:0}.exam-progress-btn:hover{border-color:var(--primary);transform:scale(1.05)}.exam-progress-btn.active{border:3px solid var(--primary);box-shadow:0 4px 12px #4f46e54d}.exam-progress-btn.answered{background:var(--success);color:#fff}.exam-progress-btn.bookmarked:after{content:"";position:absolute;top:4px;right:4px;width:6px;height:6px;background:var(--warning);border-radius:50%}.exam-progress-legend{display:flex;flex-direction:column;gap:.75em;padding-top:1em;border-top:1px solid var(--border)}.exam-legend-item{display:flex;align-items:center;gap:.625em;font-size:.85em;color:var(--text-muted)}.exam-legend-box{width:18px;height:18px;border-radius:6px;border:2px solid var(--border);flex-shrink:0}.exam-legend-box.current{background:var(--primary);border-color:var(--primary)}.exam-legend-box.answered{background:var(--success);border-color:var(--success)}.exam-legend-box.failed{background:var(--danger);border-color:var(--danger)}.exam-legend-box.unanswered{background:var(--bg)}.exam-legend-box.viewed{position:relative;background:var(--warning);border-color:var(--warning)}.exam-legend-box.viewed:after{content:"";position:absolute;top:2px;right:2px;width:5px;height:5px;border-radius:50%}.exam-progress-summary{margin-top:1em;padding:.875em;background:var(--primary-light);border-radius:8px;display:flex;flex-direction:column;gap:.5em}.exam-summary-row{display:flex;justify-content:space-between;font-size:.9em}.exam-summary-row strong{color:var(--text)}.exam-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;align-items:center;justify-content:center;padding:1em}.exam-overlay.show{display:flex}.exam-modal{background:var(--card);border-radius:var(--radius);padding:1.5em;width:100%;max-width:500px;box-shadow:var(--shadow-lg);max-height:85vh;display:flex;flex-direction:column;overflow:scroll}.exam-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1em}.exam-modal-title{font-weight:700;font-size:1.1em}.exam-modal-close{width:32px;height:32px;border-radius:50%;border:none;background:var(--bg);cursor:pointer;font-size:1.5em;line-height:1}.exam-calc-display{background:var(--bg);padding:1em;border-radius:10px;text-align:right;font-size:1.5em;font-weight:700;margin-bottom:1em;min-height:60px;overflow-x:auto}.exam-calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.5em}.exam-calc-btn{padding:1em;border:none;background:var(--bg);border-radius:10px;font-size:1.1em;font-weight:600;cursor:pointer;transition:all .2s}.exam-calc-btn:hover{background:var(--primary-light)}.exam-calc-btn.operator{background:var(--primary-light);color:var(--primary)}.exam-calc-btn.equals{background:var(--primary);color:#fff;grid-column:span 2}.exam-fab{display:none;position:fixed;bottom:1.5em;right:1.5em;width:56px;height:56px;border-radius:50%;background:var(--gradient);color:#fff;border:none;box-shadow:0 8px 20px #4f46e566;cursor:pointer;align-items:center;justify-content:center;font-size:1.5em;z-index:90;transition:transform .2s}.exam-fab:hover{transform:scale(1.05)}@media(max-width:1100px){.exam-container{grid-template-columns:200px 1fr}.exam-panel{display:none}.exam-fab{display:flex}}@media(max-width:768px){.exam-page{font-size:14px}.exam-container{grid-template-columns:1fr;padding:1em .75em 2em}.exam-sidebar{position:static;max-height:none}.exam-subject-list{flex-direction:row;overflow-x:auto;padding-bottom:.5em}.exam-subject-item{white-space:nowrap}.exam-main{padding:1.25em}.exam-header-inner{padding:.625em .75em}.exam-back-btn{padding:.5em .875em;font-size:.85em}.exam-timer{font-size:.85em;padding:.375em .75em}.exam-question-text{font-size:.95em}.exam-option{padding:.75em}.exam-option-key{width:32px;height:32px}.exam-option.selected:after{width:24px;height:24px;font-size:.85em;right:.75em}.exam-nav{flex-wrap:wrap;gap:.5em}.exam-nav-btn{padding:.5em .875em;font-size:.85em}}@media(max-height:700px){.exam-main{padding:1.25em}.exam-question-text{margin-bottom:1em}.exam-options{margin-bottom:1.25em;gap:.5em}.exam-option{padding:.75em}.exam-actions{padding-top:1em}}@media(max-width:480px){.exam-modal{padding:1em}.exam-progress-grid{grid-template-columns:repeat(auto-fit,minmax(36px,1fr));gap:.5em}.exam-progress-btn{font-size:.75em;border-radius:8px}}.rq-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0a148c;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:1rem;animation:rq-overlay-in .18s ease}@keyframes rq-overlay-in{0%{opacity:0}to{opacity:1}}.rq-modal{background:var(--card);border-radius:var(--radius);width:100%;max-width:460px;max-height:90vh;display:flex;flex-direction:column;box-shadow:0 24px 60px #0003,0 0 0 1px #ffffff0f;animation:rq-modal-in .24s cubic-bezier(.34,1.4,.64,1);overflow:hidden}@keyframes rq-modal-in{0%{opacity:0;transform:scale(.9) translateY(16px)}to{opacity:1;transform:scale(1) translateY(0)}}.rq-header{padding:1.25rem 1.25rem 0;flex-shrink:0}.rq-header-top{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;margin-bottom:1rem}.rq-header-left{display:flex;align-items:center;gap:.75rem}.rq-icon-wrap{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,#4f46e5,#06b6d4);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;box-shadow:0 4px 12px #4f46e54d}.rq-header-title{font-size:.975rem;font-weight:800;color:var(--text);letter-spacing:-.015em}.rq-header-subtitle{font-size:.775rem;color:var(--text-muted);margin-top:.1rem}.rq-close{width:30px;height:30px;border-radius:8px;border:1px solid var(--border);background:transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.9rem;transition:all .15s;flex-shrink:0}.rq-close:hover{background:var(--bg);color:var(--text);border-color:var(--text-muted)}.rq-question-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .75rem;background:var(--primary-light);border:1px solid rgba(79,70,229,.2);border-radius:20px;font-size:.75rem;font-weight:700;color:var(--primary);margin-bottom:1rem}.rq-question-chip-dot{width:6px;height:6px;border-radius:50%;background:var(--primary);flex-shrink:0}.rq-body{padding:0 1.25rem;overflow-y:auto;flex:1;min-height:0}.rq-body::-webkit-scrollbar{width:4px}.rq-body::-webkit-scrollbar-track{background:transparent}.rq-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}.rq-section-label{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:.625rem}.rq-cats{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.125rem}.rq-cat{padding:.4rem .875rem;border-radius:20px;border:1.5px solid var(--border);background:var(--bg);font-size:.78rem;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all .15s;-webkit-user-select:none;user-select:none;display:flex;align-items:center;gap:.35rem;line-height:1}.rq-cat:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-light)}.rq-cat.selected{background:var(--gradient, linear-gradient(135deg, #4f46e5, #06b6d4));border-color:transparent;color:#fff}.rq-cat svg{flex-shrink:0}.rq-textarea-wrap{position:relative;margin-bottom:.625rem}.rq-textarea{width:100%;min-height:110px;max-height:180px;padding:.875rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:.875rem;font-family:inherit;color:var(--text);background:var(--bg);resize:none;outline:none;transition:border-color .15s,box-shadow .15s,background .15s;line-height:1.55}.rq-textarea::placeholder{color:#94a3b8}.rq-textarea:focus{border-color:var(--primary);background:var(--card);box-shadow:0 0 0 3px #4f46e51a}.rq-textarea.rq-has-error{border-color:var(--danger);background:#fff5f5}.rq-textarea.rq-has-error:focus{box-shadow:0 0 0 3px #ef44441a}.rq-char-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}.rq-field-err{display:flex;align-items:center;gap:.3rem;font-size:.775rem;font-weight:500;color:var(--danger);animation:rq-err-in .15s ease}@keyframes rq-err-in{0%{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:translateY(0)}}.rq-char-count{font-size:.72rem;font-weight:600;color:var(--text-muted);margin-left:auto}.rq-char-count.rq-near{color:var(--warning)}.rq-char-count.rq-max{color:var(--danger)}.rq-attach-row{display:flex;align-items:center;gap:.625rem;padding:.75rem .875rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:1.125rem;cursor:pointer;transition:border-color .15s}.rq-attach-row:hover{border-color:var(--primary)}.rq-attach-icon{width:30px;height:30px;border-radius:7px;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.rq-attach-info{flex:1}.rq-attach-title{font-size:.82rem;font-weight:700;color:var(--text);margin-bottom:.1rem}.rq-attach-sub{font-size:.72rem;color:var(--text-muted)}.rq-attach-check{width:18px;height:18px;border-radius:50%;border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s}.rq-attach-check.checked{background:var(--primary);border-color:var(--primary);color:#fff}.rq-footer{padding:1rem 1.25rem 1.25rem;border-top:1px solid var(--border);flex-shrink:0;background:var(--card);display:flex;align-items:center;gap:.75rem}.rq-footer-note{flex:1;font-size:.72rem;color:var(--text-muted);line-height:1.4}.rq-cancel{padding:.6rem 1rem;border:1.5px solid var(--border);border-radius:var(--radius-sm);background:transparent;font-size:.84rem;font-weight:600;font-family:inherit;color:var(--text-muted);cursor:pointer;transition:all .15s;flex-shrink:0;white-space:nowrap}.rq-cancel:hover{background:var(--bg);color:var(--text)}.rq-submit{padding:.6rem 1.25rem;border:none;border-radius:var(--radius-sm);background:linear-gradient(135deg,#4f46e5,#06b6d4);color:#fff;font-size:.84rem;font-weight:700;font-family:inherit;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.4rem;flex-shrink:0;white-space:nowrap;box-shadow:0 4px 12px #4f46e547}.rq-submit:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 6px 16px #4f46e561}.rq-submit:active:not(:disabled){transform:scale(.97)}.rq-submit:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}.rq-spinner{width:13px;height:13px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:rq-spin .6s linear infinite;flex-shrink:0}@keyframes rq-spin{to{transform:rotate(360deg)}}.rq-success{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2.5rem 1.5rem;text-align:center;animation:rq-modal-in .25s cubic-bezier(.34,1.4,.64,1);flex:1}.rq-success-ring{width:64px;height:64px;border-radius:50%;background:#d1fae5;color:var(--success);display:flex;align-items:center;justify-content:center;font-size:1.75rem;margin-bottom:1rem;animation:rq-pop .35s cubic-bezier(.34,1.56,.64,1) both}@keyframes rq-pop{0%{transform:scale(.4);opacity:0}to{transform:scale(1);opacity:1}}.rq-success-title{font-size:1rem;font-weight:800;color:var(--text);margin-bottom:.375rem;letter-spacing:-.015em}.rq-success-body{font-size:.84rem;color:var(--text-muted);line-height:1.55;max-width:300px}.rq-success-ref{display:inline-flex;align-items:center;gap:.35rem;margin-top:1rem;padding:.35rem .875rem;background:var(--primary-light);border-radius:20px;font-size:.75rem;font-weight:700;color:var(--primary)}@media(max-width:480px){.rq-modal{max-height:95vh}.rq-cats{gap:.375rem}.rq-cat{font-size:.74rem;padding:.375rem .75rem}.rq-footer{flex-wrap:wrap}.rq-footer-note{order:3;flex-basis:100%}.rq-cancel,.rq-submit{flex:1;justify-content:center}}.astra-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a73;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:9999;padding:20px;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}.astra-modal{background:#fff;width:100%;max-width:480px;height:85vh;height:85dvh;max-height:720px;border-radius:20px;border:1px solid #e2e8f0;box-shadow:0 0 0 1px #4f46e514,0 32px 64px #0f172a2e,0 0 80px #4f46e50a;display:flex;flex-direction:column;overflow:hidden;animation:astra-slide-up .28s cubic-bezier(.22,1,.36,1);will-change:transform,opacity}@keyframes astra-slide-up{0%{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.astra-header{position:relative;padding:14px 16px;border-bottom:1px solid #e2e8f0;display:flex;align-items:center;gap:10px;flex-shrink:0;background:#f8fafc}.astra-avatar{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,#4f46e5,#7c3aed);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0;box-shadow:0 4px 12px #4f46e54d}.astra-header-info{flex:1;min-width:0;overflow:hidden}.astra-header-name{font-size:14px;font-weight:700;color:#0f172a;letter-spacing:-.01em;line-height:1.2}.astra-status{display:flex;align-items:center;gap:5px;margin-top:2px}.astra-status-dot{width:6px;height:6px;border-radius:50%;background:#22c55e;animation:astra-pulse 2s infinite;flex-shrink:0}.astra-status-dot.offline{background:#ef4444;animation:none}@keyframes astra-pulse{0%,to{opacity:1;box-shadow:0 0 4px #22c55e}50%{opacity:.6;box-shadow:none}}.astra-status-text{font-size:11px;color:#16a34a;font-weight:500}.astra-status-text.offline{color:#dc2626}.astra-close{width:32px;height:32px;border-radius:8px;border:1px solid #e2e8f0;background:#fff;cursor:pointer;color:#64748b;font-size:18px;display:flex;align-items:center;justify-content:center;transition:background .15s,color .15s,border-color .15s;flex-shrink:0;line-height:1}.astra-close:hover{background:#f1f5f9;color:#0f172a;border-color:#cbd5e1}.astra-credits{display:flex;align-items:center;gap:4px;padding:5px 10px;border-radius:20px;background:#eef2ff;border:1px solid rgba(79,70,229,.18);font-size:11.5px;font-weight:700;color:#4f46e5;flex-shrink:0;white-space:nowrap;cursor:pointer;transition:background .15s,border-color .15s,transform .1s}.astra-credits:hover{background:#e0e7ff;border-color:#4f46e54d}.astra-credits:active{transform:scale(.96)}.astra-credits.low{background:#fef2f2;border-color:#ef444433;color:#dc2626}.astra-credits.low:hover{background:#fee2e2;border-color:#ef444459}.astra-credits svg{flex-shrink:0}.astra-credits-popover{position:absolute;top:calc(100% + 8px);right:0;width:260px;max-width:calc(100vw - 32px);background:#fff;border:1px solid #e2e8f0;border-radius:14px;box-shadow:0 12px 32px #0f172a24;z-index:10;overflow:hidden;animation:astra-popover-in .16s cubic-bezier(.22,1,.36,1)}@keyframes astra-popover-in{0%{opacity:0;transform:translateY(-6px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.astra-credits-popover-body{padding:16px}.astra-credits-popover-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;margin-bottom:6px}.astra-credits-popover-value{font-size:28px;font-weight:800;color:#0f172a;line-height:1;margin-bottom:4px}.astra-credits-popover-value span{font-size:14px;font-weight:600;color:#94a3b8}.astra-credits-popover-sub{font-size:12px;color:#64748b;line-height:1.5;margin-bottom:14px}.astra-credits-popover-bar-track{height:6px;background:#f1f5f9;border-radius:99px;overflow:hidden;margin-bottom:14px}.astra-credits-popover-bar-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,#4f46e5,#7c3aed);transition:width .4s ease}.astra-credits-popover-bar-fill.low{background:linear-gradient(90deg,#ef4444,#f97316)}.astra-credits-popover-btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:9px 12px;border-radius:9px;border:none;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;font-size:12.5px;font-weight:700;font-family:inherit;cursor:pointer;transition:opacity .15s,transform .1s}.astra-credits-popover-btn:hover{opacity:.92}.astra-credits-popover-btn:active{transform:scale(.97)}.astra-messages{flex:1;overflow-y:auto;overflow-x:hidden;padding:20px 16px;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth;overscroll-behavior:contain;background:#fff}.astra-messages::-webkit-scrollbar{width:4px}.astra-messages::-webkit-scrollbar-track{background:transparent}.astra-messages::-webkit-scrollbar-thumb{background:#e2e8f0;border-radius:99px}.astra-msg{display:flex;gap:8px;max-width:88%;animation:astra-msg-in .2s ease}@keyframes astra-msg-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.astra-msg.user{margin-left:auto;flex-direction:row-reverse}.astra-msg-avatar{width:26px;height:26px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:12px;flex-shrink:0;margin-top:2px}.astra-msg.ai .astra-msg-avatar{background:linear-gradient(135deg,#4f46e5,#7c3aed)}.astra-msg.user .astra-msg-avatar{background:#eef2ff;font-size:11px;font-weight:700;color:#4f46e5}.astra-bubble{padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.6;word-break:break-word}.astra-msg.ai .astra-bubble{background:#f8fafc;color:#1e293b;border:1px solid #e2e8f0;border-bottom-left-radius:4px}.astra-msg.user .astra-bubble{background:linear-gradient(135deg,#4f46e5,#6d28d9);color:#fff;border-bottom-right-radius:4px;box-shadow:0 4px 12px #4f46e540}.astra-bubble p{margin-bottom:.5em}.astra-bubble p:last-child{margin-bottom:0}.astra-bubble ul,.astra-bubble ol{padding-left:1.25em;margin-bottom:.5em}.astra-bubble li{margin-bottom:.2em}.astra-bubble code{background:#4f46e514;color:#4338ca;padding:1px 5px;border-radius:4px;font-size:12px;font-family:JetBrains Mono,Fira Code,monospace}.astra-bubble pre{background:#0f172a;border:1px solid #1e293b;border-radius:8px;padding:10px 12px;overflow-x:auto;margin:.5em 0}.astra-bubble pre code{background:none;color:#e2e8f0;padding:0;font-size:12px}.astra-bubble strong{color:#0f172a;font-weight:700}.astra-bubble blockquote{border-left:3px solid rgba(79,70,229,.4);padding-left:10px;color:#64748b;margin:.4em 0}.astra-typing{display:flex;gap:4px;padding:12px 14px;align-items:center}.astra-typing span{width:5px;height:5px;background:#4f46e5;border-radius:50%;animation:astra-bounce 1.3s infinite ease-in-out}.astra-typing span:nth-child(2){animation-delay:.18s}.astra-typing span:nth-child(3){animation-delay:.36s}@keyframes astra-bounce{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-5px);opacity:1}}.astra-bubble.error{background:#fef2f2;border-color:#fecaca;color:#b91c1c}.astra-input-area{padding:12px 16px;padding-bottom:calc(12px + env(safe-area-inset-bottom));border-top:1px solid #e2e8f0;background:#f8fafc;flex-shrink:0}.astra-input-row{display:flex;gap:8px;align-items:flex-end}.astra-textarea{flex:1;background:#fff;border:1.5px solid #e2e8f0;border-radius:12px;padding:10px 14px;font-size:13.5px;font-family:inherit;color:#0f172a;resize:none;min-height:42px;max-height:120px;outline:none;transition:border-color .15s,background .15s,box-shadow .15s;line-height:1.5}.astra-textarea::placeholder{color:#94a3b8}.astra-textarea:focus{border-color:#4f46e5;background:#fff;box-shadow:0 0 0 3px #4f46e51a}.astra-send{width:42px;height:42px;border-radius:11px;border:none;background:linear-gradient(135deg,#4f46e5,#7c3aed);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:opacity .15s,transform .1s,box-shadow .15s;box-shadow:0 4px 12px #4f46e54d}.astra-send:hover:not(:disabled){opacity:.9;transform:translateY(-1px);box-shadow:0 6px 16px #4f46e566}.astra-send:active:not(:disabled){transform:scale(.96)}.astra-send:disabled{opacity:.35;cursor:not-allowed;box-shadow:none}.astra-footer-note{text-align:center;font-size:10.5px;color:#94a3b8;margin-top:8px;letter-spacing:.01em}@media(max-width:768px){.astra-overlay{padding:12px}.astra-modal{max-width:440px}}@media(max-width:640px){.astra-overlay{padding:0}.astra-modal{height:100vh;height:100dvh;max-height:100dvh;max-width:100%;border-radius:0;border:none}.astra-header{padding:12px 14px;gap:8px}.astra-avatar{width:34px;height:34px;font-size:16px}.astra-header-name{font-size:13px}.astra-status-text{font-size:10px}.astra-credits{padding:5px 8px;font-size:11px;gap:3px}.astra-close{width:30px;height:30px}.astra-credits-popover{position:fixed;top:auto;bottom:auto;left:12px;right:12px;width:auto;max-width:none;margin-top:0;top:calc(env(safe-area-inset-top,0px) + 66px);animation:astra-popover-in-mobile .16s cubic-bezier(.22,1,.36,1)}.astra-messages{padding:16px 12px}.astra-msg{max-width:92%}.astra-bubble{font-size:13px;padding:9px 12px}.astra-input-area{padding:10px 12px;padding-bottom:calc(10px + env(safe-area-inset-bottom))}.astra-textarea{font-size:13px;padding:9px 12px}.astra-send{width:38px;height:38px}}@keyframes astra-popover-in-mobile{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@media(max-width:360px){.astra-header{gap:6px}.astra-header-name{font-size:12.5px}.astra-credits{padding:5px 7px;font-size:10px;gap:2px}.astra-credits-popover{left:8px;right:8px}.astra-credits-popover-body{padding:14px}.astra-credits-popover-value{font-size:24px}}.mode-page{min-height:100vh;background:var(--bg);display:flex;flex-direction:column}.mode-header{background:#ffffffd9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.mode-header-inner{max-width:1400px;margin:0 auto;padding:.75em 1.25em;display:flex;align-items:center;justify-content:space-between;gap:.75em}.mode-back-btn{display:flex;align-items:center;gap:.5em;padding:.6em 1em;background:transparent;border:1.5px solid var(--border);border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:.9em;color:var(--text)}.mode-back-btn:hover{background:var(--bg);transform:translateY(-1px)}.mode-header-actions{display:flex;gap:.5em}.mode-icon-btn{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--border);background:var(--card);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.mode-icon-btn:hover{border-color:var(--primary);background:var(--primary-light)}.mode-icon-btn.active{background:var(--warning);border-color:var(--warning)}.mode-icon-btn svg{width:20px;height:20px;stroke:var(--text-muted)}.mode-container{max-width:1400px;margin:0 auto;padding:1.5em 1.25em 3em;display:grid;grid-template-columns:240px 1fr 320px;gap:1.5em;align-items:start;width:100%}.mode-sidebar{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1em;position:sticky;top:88px;max-height:calc(100vh - 100px);overflow-y:auto;box-shadow:var(--shadow)}.mode-sidebar-title{font-weight:700;font-size:.75em;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;padding:.5em 1em .25em;margin-bottom:.5em}.mode-subject-list{display:flex;flex-direction:column;gap:.5em}.mode-subject-item{padding:.625em .75em;border-radius:8px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:.95em;font-weight:500;transition:all .2s}.mode-subject-item:hover{background:var(--bg);color:var(--primary)}.mode-subject-item.active{background:var(--primary);color:#fff}.mode-subject-count{background:#0000001a;padding:.125em .5em;border-radius:6px;font-size:.8em;margin-left:.5em}.mode-subject-item.active.mode-subject-count{background:#ffffff4d}.mode-main{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:2em;box-shadow:var(--shadow)}.mode-nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5em;padding-bottom:1em;border-bottom:1px solid var(--border)}.mode-nav-btn{padding:.65em 1.25em;background:transparent;border:1.5px solid var(--border);border-radius:10px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5em;transition:all .2s;font-size:.9em}.mode-nav-btn:hover:not(:disabled){background:var(--bg);transform:translateY(-1px)}.mode-nav-btn:disabled{opacity:.5;cursor:not-allowed}.mode-nav-btn.is-loading{opacity:1;min-width:104px;justify-content:center;cursor:progress;color:var(--text-muted);background:var(--bg);border-color:var(--primary)}.mode-question-info{font-weight:600;color:var(--text-muted);font-size:.9em}.mode-question-tags{display:flex;gap:.5em;flex-wrap:wrap;margin-bottom:1em}.mode-tag{padding:.25em .75em;background:var(--primary-light);color:var(--primary);border-radius:6px;font-size:.8em;font-weight:600}.mode-question-text{font-size:1.05em;line-height:1.7;margin-bottom:1em}.mode-options{display:flex;flex-direction:column;gap:.75em;margin-bottom:2em}.mode-option{display:flex;gap:1em;padding:1em;background:var(--bg);border:2px solid var(--border);border-radius:10px;cursor:pointer;transition:all .25s ease;position:relative}.mode-option:hover{background:var(--primary-light);transform:translate(4px)}.mode-option.selected{border-color:var(--warning);background:var(--primary-light)}.mode-option.selected:after{content:"✓";position:absolute;right:1em;top:50%;transform:translateY(-50%);width:28px;height:28px;background:var(--warning);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1em;animation:checkIn .3s ease}.mode-option.correct{border-color:var(--success);background:#ecfdf5;border-left-width:6px;border-left-color:var(--success)}.mode-option.correct:after{content:"✓";position:absolute;right:1em;top:50%;transform:translateY(-50%);width:28px;height:28px;background:var(--success);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;animation:checkIn .3s ease}.mode-option.wrong{border-color:var(--danger);background:#fef2f2;border-left-width:6px;border-left-color:var(--danger)}.mode-option.wrong:after{content:"✗";position:absolute;right:1em;top:50%;transform:translateY(-50%);width:28px;height:28px;background:var(--danger);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;animation:checkIn .3s ease}@keyframes checkIn{0%{opacity:0;transform:translateY(-50%) scale(.5)}to{opacity:1;transform:translateY(-50%) scale(1)}}.mode-option-key{width:36px;height:36px;background:var(--card);border:2px solid var(--border);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;transition:all .25s ease}.mode-option.correct.mode-option-key{background:var(--success);color:#fff;border-color:var(--success)}.mode-option.wrong.mode-option-key{background:var(--danger);color:#fff;border-color:var(--danger)}.mode-option-content{flex:1;display:flex;flex-direction:column;gap:.75em;padding-right:2.5em}.mode-option-text{line-height:1.6}.mode-option-image{width:100%;max-height:200px;object-fit:contain;border-radius:8px;border:1px solid var(--border)}.mode-answer-section{display:block;background:var(--primary-light);border:2px solid var(--primary);border-radius:12px;padding:1.25em;margin-bottom:1.5em;animation:slideDown .3s ease}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.mode-answer-header{font-weight:700;font-size:1em;color:var(--primary);margin-bottom:.75em}.mode-answer-correct{font-weight:700;font-size:1.1em;margin-bottom:.75em}.mode-answer-explanation{line-height:1.7;color:var(--text);padding:8px}.mode-answer-image{width:100%;max-height:300px;object-fit:contain;border-radius:8px;margin-top:1em;border:1px solid var(--border)}.mode-actions{padding-top:1.5em;border-top:1px solid var(--border)}.mode-btn-show{width:100%;padding:.75em 1.5em;border-radius:10px;font-weight:700;cursor:pointer;border:none;background:var(--gradient);color:#fff;box-shadow:0 4px 12px #4f46e54d;transition:all .2s;font-size:1em}.mode-btn-show:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #4f46e566}.mode-btn-show:disabled{opacity:.6;cursor:not-allowed}.mode-panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:1.25em;position:sticky;top:88px;box-shadow:var(--shadow);max-height:calc(100vh - 100px);overflow-y:auto}.mode-panel-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25em}.mode-panel-title{font-weight:700;font-size:1em}.mode-progress-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:.625em}.mode-progress-btn{aspect-ratio:1;border:2px solid var(--border);background:var(--bg);border-radius:10px;font-weight:600;cursor:pointer;transition:all .2s;font-size:.85em;position:relative;display:flex;align-items:center;justify-content:center;min-width:0}.mode-progress-btn:hover{border-color:var(--primary);transform:scale(1.05)}.mode-progress-btn.selected{background:var(--warning);color:#fff;border-color:var(--warning);box-shadow:0 4px 12px #4f46e54d}.mode-progress-btn.active{border:2px solid var(--primary);box-shadow:0 4px 12px #4f46e54d}.mode-progress-btn.wrong{background:var(--danger);color:#fff;box-shadow:0 4px 12px #4f46e54d}.mode-progress-btn.correct{background:var(--success);color:#fff}.mode-progress-btn.pending{cursor:not-allowed;border-style:dashed;background:linear-gradient(110deg,var(--bg) 30%,var(--primary-light) 50%,var(--bg) 70%);background-size:200% 100%;animation:modeShimmer 1.6s ease-in-out infinite}.mode-progress-btn.pending:hover{border-color:var(--border);transform:none}.mode-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;align-items:center;justify-content:center;padding:1em}.mode-overlay.show{display:flex}.mode-modal{background:var(--card);border-radius:var(--radius);padding:1.5em;width:100%;max-width:500px;box-shadow:var(--shadow-lg);max-height:85vh;display:flex;flex-direction:column;overflow:scroll}.mode-modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1em}.mode-modal-title{font-weight:700;font-size:1.1em}.mode-modal-close{width:32px;height:32px;border-radius:50%;border:none;background:var(--bg);cursor:pointer;font-size:1.5em;line-height:1}.mode-calc-display{background:var(--bg);padding:1em;border-radius:10px;text-align:right;font-size:1.5em;font-weight:700;margin-bottom:1em;min-height:60px;overflow-x:auto}.mode-calc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:.5em}.mode-calc-btn{padding:1em;border:none;background:var(--bg);border-radius:10px;font-size:1.1em;font-weight:600;cursor:pointer;transition:all .2s}.mode-calc-btn:hover{background:var(--primary-light)}.mode-calc-btn.operator{background:var(--primary-light);color:var(--primary)}.mode-calc-btn.equals{background:var(--primary);color:#fff;grid-column:span 2}.mode-fab{display:none;position:fixed;bottom:1.5em;right:1.5em;width:56px;height:56px;border-radius:50%;background:var(--gradient);color:#fff;border:none;box-shadow:0 8px 20px #4f46e566;cursor:pointer;align-items:center;justify-content:center;font-size:1.5em;z-index:90;transition:transform .2s}.mode-fab:hover{transform:scale(1.05)}@media(max-width:1100px){.mode-container{grid-template-columns:200px 1fr}.mode-panel{display:none}.mode-fab{display:flex}}@media(max-width:768px){.mode-page{font-size:14px}.mode-container{grid-template-columns:1fr;padding:1em .75em 2em}.mode-sidebar{position:static;max-height:none}.mode-subject-list{flex-direction:row;overflow-x:auto;padding-bottom:.5em}.mode-subject-item{white-space:nowrap}.mode-main{padding:1.25em}.mode-header-inner{padding:.625em .75em}.mode-back-btn{padding:.5em .875em;font-size:.85em}.mode-question-text{font-size:.95em}.mode-option{padding:.75em}.mode-option-key{width:32px;height:32px}.mode-option.correct:after,.mode-option.wrong:after{width:24px;height:24px;font-size:.85em;right:.75em}.mode-nav{flex-wrap:wrap;gap:.5em}.mode-nav-btn{padding:.5em .875em;font-size:.85em}.mode-nav-btn.is-loading{min-width:92px}}@media(max-width:480px){.mode-modal{padding:1em}.mode-progress-grid{grid-template-columns:repeat(auto-fit,minmax(36px,1fr));gap:.5em}.mode-progress-btn{font-size:.75em;border-radius:8px}}.mode-ai-trigger{display:flex;align-items:center;justify-content:center;gap:.6em;width:100%;margin-top:1em;padding:.75em 1.1em;border-radius:10px;border:1.5px dashed var(--primary);background:linear-gradient(135deg,#4f46e50f,#06b6d40f);color:var(--primary);font-weight:600;font-size:.9em;cursor:pointer;transition:all .2s}.mode-ai-trigger:hover:not(:disabled){border-style:solid;transform:translateY(-1px);box-shadow:0 4px 12px #4f46e54d}.mode-ai-trigger:disabled{opacity:.7;cursor:not-allowed}.mode-ai-panel{margin-top:1em;animation:slideDown .3s ease}.mode-ai-loading{display:flex;align-items:center;gap:.5em;padding:1em;background:var(--bg);border-radius:10px;color:var(--text-muted);font-size:.9em}.mode-ai-dot{width:6px;height:6px;border-radius:50%;background:var(--primary);animation:aiPulse 1.2s infinite ease-in-out}.mode-ai-dot:nth-child(2){animation-delay:.2s}.mode-ai-dot:nth-child(3){animation-delay:.4s}@keyframes aiPulse{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1.1)}}.mode-ai-loading-text{margin-left:.25em}.mode-ai-error{display:flex;align-items:center;gap:.5em;padding:.85em 1em;background:#fef2f2;border:1px solid var(--danger);color:var(--danger);border-radius:10px;font-size:.9em}.mode-ai-response{padding:1.1em;border-radius:10px;background:linear-gradient(135deg,#4f46e50d,#06b6d40d);border:1px solid var(--border);border-left:3px solid var(--primary)}.mode-ai-response-header{display:flex;align-items:center;gap:.5em;font-weight:700;color:var(--primary);font-size:.9em;margin-bottom:.6em}.mode-ai-response-content{margin-left:7px;display:inline-block}.mode-ai-response-content ul{list-style:none}.mode-ai-continue{margin-top:.9em;padding:1em;border-radius:10px;background:var(--card);border:1px solid var(--border);animation:slideDown .3s ease}.mode-ai-continue-text{display:flex;align-items:center;gap:.5em;font-size:.88em;font-weight:600;color:var(--text);margin-bottom:.75em}.mode-ai-continue-actions{display:flex;gap:.6em}.mode-ai-continue-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:.5em;padding:.6em .9em;border-radius:8px;font-size:.85em;font-weight:600;cursor:pointer;transition:all .2s}.mode-ai-continue-btn.primary{border:none;background:var(--gradient);color:#fff;box-shadow:0 3px 10px #4f46e54d}.mode-ai-continue-btn.primary:hover{transform:translateY(-1px);box-shadow:0 5px 14px #4f46e566}.mode-ai-continue-btn.ghost{border:1.5px solid var(--border);background:transparent;color:var(--text-muted)}.mode-ai-continue-btn.ghost:hover{background:var(--bg);color:var(--text)}.mode-spinner{display:inline-block;flex-shrink:0;width:22px;height:22px;border-radius:50%;background:conic-gradient(from 0deg,transparent 0deg,var(--primary) 320deg);-webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));mask:radial-gradient(farthest-side,transparent calc(100% - 3px),#000 calc(100% - 2.5px));animation:modeSpin .8s linear infinite}.mode-spinner.small{width:16px;height:16px}@keyframes modeSpin{to{transform:rotate(360deg)}}@keyframes modeShimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media(prefers-reduced-motion:reduce){.mode-spinner{animation-duration:2s}.mode-progress-btn.pending{animation:none}}.container{width:100%;padding:0 var(--container-pad)}nav{background:#fffc;-webkit-backdrop-filter:blur(.75rem);backdrop-filter:blur(.75rem);border-bottom:.0625rem solid var(--border);position:sticky;top:0;z-index:100;width:100%}.nav-container{width:100%;padding:0 var(--container-pad)}.nav-content{display:flex;align-items:center;justify-content:space-between;padding:1rem 0;gap:1rem;flex-wrap:wrap}.logo{font-weight:900;font-size:1.4rem;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav-right{display:flex;align-items:center;gap:.75rem}.btn{padding:.65rem 1.25rem;border-radius:var(--radius-sm);font-weight:600;border:none;cursor:pointer;transition:all .2s ease;text-decoration:none;display:inline-block;font-size:.9rem}.btn-outline{background:transparent;border:.09375rem solid var(--border);color:var(--text)}.btn-outline:hover{background:var(--bg);transform:translateY(-.0625rem)}.btn-primary{background:var(--gradient);color:#fff;box-shadow:0 .25rem .75rem #4f46e54d}.btn-primary:hover{transform:translateY(-.125rem);box-shadow:0 .375rem 1rem #4f46e566}.btn-hero{padding:1rem 2.5rem;font-size:1.1rem;border-radius:.75rem;background:#fff;color:var(--primary);font-weight:700;box-shadow:0 .5rem 1.25rem #0003}.btn-hero:hover{transform:translateY(-.1875rem);box-shadow:0 .75rem 1.75rem #00000040}.subject-logo{width:4rem;height:4rem;background:var(--gradient);border-radius:1rem;display:flex;align-items:center;justify-content:center;font-size:2rem;box-shadow:0 .25rem .75rem #4f46e540}.page-header{background:var(--card);border-bottom:.0625rem solid var(--border);padding:2rem 0;margin-bottom:2rem}.breadcrumb{font-size:.875rem;color:var(--text-muted);margin-bottom:.5rem}.breadcrumb a{color:var(--primary)}.page-header h1{font-size:clamp(1.5rem,1.2rem + 1vw,2rem);font-weight:800;letter-spacing:-.025em}.no-select{-webkit-user-select:none;-webkit-touch-callout:none;-moz-user-select:none;-ms-user-select:none;user-select:none}@media(max-width:48em){.menu-dropdown{min-width:16.25rem}}@media(max-width:26em){.logo{font-size:1.15rem}.nav-right{gap:.5rem}.nav-right .btn{padding:.5rem .8rem;font-size:.8rem}}