:root{--primary-color: #2563eb;--primary-hover: #1d4ed8;--primary-dark: #1e40af;--primary-light: #dbeafe;--background: #ffffff;--surface: #f8fafc;--bg-secondary: #f1f5f9;--text-primary: #1e293b;--text-secondary: #64748b;--border: #e2e8f0;--border-light: #f1f5f9;--highlight-bg: #fef3c7;--highlight-border: #f59e0b;--success: #10b981;--success-color: #10b981;--success-light: #d1fae5;--error: #ef4444;--error-color: #ef4444;--error-light: #fee2e2;--hover-bg: #f8fafc;--scroll-lock-bg: #fbbf24;--scroll-lock-hover: #f59e0b;--scroll-follow-bg: #3b82f6;--scroll-follow-hover: #2563eb;--scroll-explore-bg: #8b5cf6;--scroll-explore-hover: #7c3aed}html.video-scroll-locked,body.video-scroll-locked{overflow:hidden!important;height:100%}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--background);color:var(--text-primary);line-height:1.6}.app{display:flex;height:100vh;max-width:1600px;margin:0 auto;gap:20px;padding:20px;box-sizing:border-box;overflow:hidden}.video-learning-page.app{container-type:inline-size}.video-section{flex:1;display:flex;flex-direction:column;gap:0;min-width:0}.subtitle-section{flex:0 0 500px;display:flex;flex-direction:column;gap:0;min-width:450px;height:calc(100vh - 40px);box-sizing:border-box}@media (min-width: 768px){.subtitle-section{min-height:calc(100vh - 40px)}.subtitle-display{min-height:400px;max-height:none}.subtitle-items-container{max-height:none}}.video-player{background:var(--surface);border-radius:0 0 12px 12px!important;overflow:hidden;box-shadow:0 4px 6px -1px #0000001a;width:100%;border:1px solid var(--border);border-top:none}.video-wrapper{position:relative;width:100%;background:#000;border-radius:0 0 12px 12px!important;overflow:visible;contain:paint;clip-path:inset(0 round 0 0 12px 12px);isolation:isolate}@supports (aspect-ratio: 1){.video-wrapper{aspect-ratio:16 / 9}.video-wrapper:before{content:none}}@supports not (aspect-ratio: 1){.video-wrapper{position:relative}.video-wrapper:before{content:"";display:block;width:100%;padding-top:56.25%}.video-wrapper>.video-container{position:absolute!important;inset:0!important}.video-wrapper>.video-container>video{position:absolute!important;inset:0!important;width:100%!important;height:100%!important;-o-object-fit:cover!important;object-fit:cover!important}}.video-player video{width:100%;height:auto;aspect-ratio:16 / 9;display:block;background:#000;border-radius:0 0 12px 12px!important;cursor:pointer}.video-controls-overlay{position:absolute;bottom:0;left:0;right:0;width:100%;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.4),transparent);border-radius:0 0 12px 12px;padding:20px 0 16px;opacity:0;transition:opacity .3s ease}.video-container:hover .video-controls-overlay,.video-wrapper:hover .video-controls-overlay,.video-controls-overlay:hover,.video-controls-overlay.show-controls{opacity:1}.video-wrapper video,.video-container video{width:100%!important;height:100%!important;-o-object-fit:contain!important;object-fit:contain!important;backface-visibility:hidden;contain:paint}@supports (-webkit-touch-callout: none){.video-wrapper{contain:unset!important;overflow:visible!important;clip-path:inset(0 round 0 0 12px 12px)}.video-wrapper video,.video-container video{transform:none!important;backface-visibility:visible!important;contain:unset!important}}.video-wrapper .video-container{overflow:visible!important;border-radius:0!important;background:transparent!important;position:relative!important}.video-wrapper .video-container video{width:100%!important;height:100%!important;max-height:none!important;-o-object-fit:cover!important;object-fit:cover!important;position:absolute!important;inset:0!important}.video-wrapper{line-height:0}.video-controls-overlay.playing{opacity:1;animation:fadeInOut 3s ease-in-out}@supports not (aspect-ratio: 1){.floating-video-window{position:relative}.floating-video-window:before{content:"";display:block;width:100%;padding-top:56.25%}.floating-video-window>div{position:absolute;inset:0}}@keyframes fadeInOut{0%{opacity:1}80%{opacity:1}to{opacity:0}}.video-controls{padding:0 20px;background:transparent;border:none;display:flex;align-items:center;gap:10px;flex-wrap:nowrap}.control-button{background:transparent;color:#fff;border:none;border-radius:50%;width:36px;height:36px;cursor:pointer;font-size:18px;transition:all .3s ease;display:flex;align-items:center;justify-content:center;padding:0}.control-button:hover{background:#fff3;transform:scale(1.1)}.control-button:active{transform:scale(.95)}.control-button:disabled{opacity:.4;cursor:not-allowed}.control-button:disabled:hover{background:transparent;transform:none}.progress-container{flex:1;height:8px;background:#ffffff4d;border-radius:4px;cursor:pointer;position:relative;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .2s ease}.progress-container:hover{height:10px;background:#fff6}.progress-bar{height:100%;background:linear-gradient(90deg,var(--primary-color),var(--primary-hover));border-radius:4px;transition:width .1s;position:relative}.progress-bar:after{content:"";position:absolute;right:-2px;top:50%;transform:translateY(-50%);width:12px;height:12px;background:#fff;border-radius:50%;box-shadow:0 2px 6px #0000004d;opacity:0;transition:opacity .2s}.progress-container:hover .progress-bar:after{opacity:1}.time-display{font-size:14px;color:#ffffffe6;font-variant-numeric:tabular-nums;text-shadow:0 1px 2px rgba(0,0,0,.5);min-width:80px;text-align:center}.playback-rate-selector{margin-left:8px}.playback-rate-select{background:transparent;border:1px solid rgba(255,255,255,.5);border-radius:20px;padding:6px 12px;font-size:13px;color:#fff;cursor:pointer;outline:none;transition:all .3s ease;font-weight:500}.playback-rate-select:hover{background:#fff3;border-color:#fffc}.playback-rate-select:focus{background:#fff3;border-color:#fff}.subtitle-controls{background:#fff;border-radius:12px;padding:12px 16px;box-shadow:0 2px 4px -1px #0000001a;display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0}.toggle-button{background:#fff;border:1px solid var(--border);border-radius:6px;padding:8px 16px;cursor:pointer;font-size:14px;transition:all .2s}.toggle-button:hover{border-color:var(--primary-color);color:var(--primary-color)}.toggle-button.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.repeat-controls{display:flex;align-items:center;gap:8px;margin-left:16px;padding:4px 8px;background:var(--surface);border-radius:6px;font-size:14px}.repeat-controls label{color:var(--text-secondary);font-size:13px}.repeat-count-select{background:#fff;border:1px solid var(--border);border-radius:4px;padding:4px 6px;font-size:13px;color:var(--text-primary);cursor:pointer;outline:none}.repeat-count-select:hover{border-color:var(--primary-color)}.repeat-status{color:var(--primary-color);font-weight:500;font-size:13px}.subtitle-display{background:#fff;border-radius:12px;box-shadow:0 2px 4px -1px #0000001a;border:1px solid var(--border);border-top:none;display:flex;flex-direction:column;min-height:350px;overflow:hidden;position:relative;flex:1}.subtitle-list{display:flex;flex-direction:column;height:100%;overflow:hidden}.subtitle-list h3{margin:0;padding:16px 20px 12px;font-size:18px;color:var(--text-primary);border-bottom:1px solid var(--border);flex-shrink:0;background:#fff;position:sticky;top:0;z-index:10}.subtitle-list-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#fff;border:1px solid var(--border);border-radius:12px 12px 0 0;border-bottom:none;box-shadow:0 2px 4px -1px #0000001a;flex-shrink:0;position:sticky;top:0;z-index:10;min-height:70px;box-sizing:border-box}.subtitle-list-title{font-size:16px;font-weight:600;color:var(--text-primary);margin:0}.subtitle-header-controls{display:flex;align-items:center;gap:8px}.toggle-button-icon{background:#fff;border:1px solid var(--border);border-radius:6px;padding:8px;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;width:36px;height:36px;position:relative}.toggle-button-icon:hover{border-color:var(--primary-color);color:var(--primary-color)}.toggle-button-icon.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.toggle-button-icon svg{width:18px;height:18px;flex-shrink:0}.toggle-button-icon:after{content:attr(title);position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%);background:#dbeafe;color:#1e40af;padding:8px 12px;border-radius:6px;font-size:14px;font-weight:500;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:10000;box-shadow:0 2px 8px #0000001a}.toggle-button-icon:before{content:"";position:absolute;top:calc(100% + 2px);left:50%;transform:translate(-50%);border:6px solid transparent;border-bottom-color:#dbeafe;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:10001}.toggle-button-icon:hover:after,.toggle-button-icon:hover:before{opacity:1}.toggle-button-icon{position:relative;-webkit-user-select:none;-moz-user-select:none;user-select:none}.toggle-button-icon:after{content:attr(data-tooltip);pointer-events:none}.repeat-controls-inline{display:flex;align-items:center;gap:8px;padding:8px 20px;background:var(--surface);border-bottom:1px solid var(--border);font-size:14px;flex-shrink:0}.subtitle-items-container{flex:1;overflow-y:auto;padding:0 16px 16px;scroll-behavior:smooth;scroll-padding-top:20px;scroll-padding-bottom:20px;position:relative;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain;touch-action:pan-y}.subtitle-items-container:before{content:"";position:absolute;top:50%;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent 0%,var(--highlight-border) 50%,transparent 100%);opacity:0;transform:translateY(-50%);transition:opacity .3s ease;pointer-events:none;z-index:5}.subtitle-items-container.scrolling:before{opacity:.6}.subtitle-items-container::-webkit-scrollbar{width:8px}.subtitle-items-container::-webkit-scrollbar-track{background:var(--surface);border-radius:4px}.subtitle-items-container::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;-webkit-transition:background-color .2s;transition:background-color .2s}.subtitle-items-container::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.subtitle-items-container{scrollbar-width:thin;scrollbar-color:var(--border) var(--surface)}.subtitle-item{padding:12px 16px;margin-bottom:8px;border-radius:8px;cursor:pointer;transition:all .2s;border:1px solid transparent;background:var(--surface);position:relative}.subtitle-item:hover{background:#e2e8f0}.subtitle-item.clickable{cursor:pointer}.subtitle-item.clickable:hover{background:#e2e8f0;transform:translate(2px);box-shadow:0 1px 3px #0000001a}.subtitle-item.active{background:var(--highlight-bg);border-color:#e5e7eb;box-shadow:0 2px 4px -1px #0000001a;transform:translate(4px);animation:subtitleHighlight .2s ease-out}@keyframes subtitleHighlight{0%{background:var(--surface);transform:translate(0)}60%{background:#fef3c7;transform:translate(6px)}to{background:var(--highlight-bg);transform:translate(4px)}}@media (max-width: 1280px){.video-learning-page .mobile-top-tab{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;display:flex;align-items:center;gap:8px;min-height:52px;padding:calc(env(safe-area-inset-top,0px) + .75rem) .75rem .75rem .75rem;background:#fff;box-shadow:0 6px 16px -10px #0f172a59;box-sizing:border-box}.video-learning-page .mobile-top-back{background:transparent;border:none;width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center;color:#6b7280;border-radius:8px}.video-learning-page .mobile-top-back:active{background:#f0fdf4}.video-learning-page .mobile-top-title{flex:1;font-size:18px;font-weight:600;color:#1f2937;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.video-learning-page .mobile-top-favorites{margin-left:8px;padding:6px 10px;display:inline-flex;align-items:center;gap:4px;border-radius:999px;border:none;font-size:12px;font-weight:500;color:#4caf50;background:#e8f5e9;box-shadow:none}.video-learning-page .mobile-top-favorites:active{background:#c8e6c9}.video-learning-page .video-header{display:none!important}.subtitle-item:hover:not(.active):not(.reading-mode-active){background:var(--surface)!important;transform:none!important;box-shadow:none!important}.subtitle-item.clickable:hover:not(.active):not(.reading-mode-active){background:var(--surface)!important;transform:none!important;box-shadow:none!important}.subtitle-item.active{transform:none!important}.subtitle-item .subtitle-favorite-btn{position:absolute;top:10px;right:10px;width:28px;height:28px;border-radius:999px;border:none;display:inline-flex;align-items:center;justify-content:center;background:#fff;box-shadow:0 2px 6px #0000000f}.subtitle-item .subtitle-favorite-btn:active{background:#fef9c3}.subtitle-item.reading-mode-active{transform:none!important}@keyframes subtitleHighlight{0%{background:var(--surface)}60%{background:#fef3c7}to{background:var(--highlight-bg)}}}@media (orientation: landscape) and (min-width: 64em) and (max-width: 80em){html.video-desktop-layout .video-learning-page.app.two-column{padding:20px!important;gap:20px!important;display:grid!important;grid-template-columns:minmax(0,1fr) clamp(30rem,42vw,38.75rem)!important;align-items:start!important;height:100vh!important;max-height:100vh!important;overflow:hidden!important}@media (pointer: fine) and (hover: hover){html.video-desktop-layout .video-learning-page.app.two-column .mobile-bottom-toolbar{display:none!important}}html.video-desktop-layout .video-learning-page.app.two-column .video-section{padding:0!important;min-width:0!important;grid-column:1!important}html.video-desktop-layout .video-learning-page.app.two-column .subtitle-section{grid-column:2!important;min-width:30rem!important;max-width:40rem!important;height:calc(100vh - 40px)!important;max-height:calc(100vh - 40px)!important;min-height:0!important;overflow:hidden!important}html.video-desktop-layout .video-learning-page.app.two-column .video-player video{max-height:none!important}}html.video-desktop-layout .video-learning-page.app.two-column{padding:20px!important;gap:20px!important;display:grid!important;grid-template-columns:minmax(0,1fr) clamp(30rem,42vw,38.75rem)!important;align-items:start!important;height:100vh!important;max-height:100vh!important;overflow:hidden!important}@media (pointer: fine) and (hover: hover){html.video-desktop-layout .video-learning-page.app.two-column .mobile-bottom-toolbar{display:none!important}}html.video-desktop-layout .video-learning-page.app.two-column .mobile-top-tab{display:none!important}html.video-desktop-layout .video-learning-page.app.two-column .video-section{padding:0!important;min-width:0!important;grid-column:1!important}html.video-desktop-layout .video-learning-page.app.two-column .subtitle-section{grid-column:2!important;width:auto!important;min-width:30rem!important;max-width:40rem!important;height:calc(100vh - 40px)!important;max-height:calc(100vh - 40px)!important;min-height:0!important;overflow:hidden!important}html.video-desktop-layout .video-learning-page.app.two-column .video-player video{max-height:none!important}html.video-desktop-layout .video-learning-page .mobile-top-tab{display:none!important}@media (pointer: fine) and (hover: hover){html.video-desktop-layout .mobile-bottom-toolbar{display:none!important}}html.video-desktop-layout .subtitle-items-container{padding-bottom:16px!important}html.video-desktop-layout .video-learning-page.app.two-column .subtitle-items-container .subtitle-item{width:100%!important;max-width:100%!important;margin:8px 0!important}html.video-desktop-layout .video-player,html.video-desktop-layout .video-container,html.video-desktop-layout .video-player video{border-radius:0 0 12px 12px!important}html.video-desktop-layout .video-controls-overlay{padding:20px 0 16px!important;border-radius:0 0 12px 12px!important}html.video-desktop-layout .playback-rate-selector{display:block!important}@container (min-width: 68em){.video-learning-page.app.two-column{display:grid!important;grid-template-columns:minmax(0,1fr) clamp(30rem,42vw,38.75rem)!important;grid-template-columns:minmax(0,1fr) clamp(30rem,42cqw,38.75rem)!important;gap:20px!important;align-items:start!important;height:100vh!important;max-height:100vh!important;overflow:hidden!important;padding:20px!important}.video-learning-page.app.two-column .video-section{padding:0!important;min-width:0!important;grid-column:1!important}.video-learning-page.app.two-column .subtitle-section{grid-column:2!important;width:auto!important;min-width:30rem!important;max-width:40rem!important;height:calc(100vh - 40px)!important;max-height:calc(100vh - 40px)!important;min-height:0!important;overflow:hidden!important}@media (pointer: fine) and (hover: hover){.video-learning-page.app.two-column .mobile-bottom-toolbar{display:none!important}}.video-learning-page.app.two-column .mobile-top-tab{display:none!important}}html.video-desktop-layout .video-container:fullscreen video,html.video-desktop-layout .video-container:fullscreen>div video,html.video-desktop-layout .video-container:-webkit-full-screen video,html.video-desktop-layout .video-container:-webkit-full-screen>div video,html.video-desktop-layout .video-container:-moz-full-screen video,html.video-desktop-layout .video-container:-moz-full-screen>div video{width:100vw!important;height:100vh!important;object-fit:contain!important;background:#000!important;border-radius:0!important}@media (max-width: 74em){html.video-desktop-layout .video-learning-page.app.two-column .subtitle-list-header{display:flex!important;flex-wrap:wrap;gap:8px 10px}html.video-desktop-layout .video-learning-page.app.two-column .subtitle-list-title{flex:1 1 auto;min-width:120px}html.video-desktop-layout .video-learning-page.app.two-column .subtitle-header-controls{flex:0 0 auto;display:flex;gap:8px}}.subtitle-item.reading-mode-active{background:#fef3c7!important;border-color:#f59e0b!important;border-width:2px!important;transform:translate(5px)!important;box-shadow:0 3px 6px #f59e0b66!important}.subtitle-item.clickable:hover{background:#e2e8f0;transform:translate(2px);box-shadow:0 1px 3px #0000001a;transition:all .15s ease-in-out}.subtitle-text{font-weight:500;line-height:1.5;color:#1f2937}.subtitle-item.active .subtitle-text{font-weight:600;color:#111827}.subtitle-time{font-family:Monaco,Consolas,monospace;font-size:.75rem;color:#6b7280;margin-bottom:.25rem}.subtitle-item.active .subtitle-time{color:#f59e0b;font-weight:600}.subtitle-item.highlight-jump{background:linear-gradient(135deg,var(--highlight-bg) 0%,#fef9e7 100%);border:2px solid var(--highlight-border);color:var(--text-primary);transform:scale(1.01);animation:highlightPulse 1.5s ease-in-out;z-index:10;box-shadow:0 4px 12px #f59e0b4d}@keyframes highlightPulse{0%{background:linear-gradient(135deg,var(--highlight-bg) 0%,#fef9e7 100%);border-color:var(--highlight-border);box-shadow:0 4px 12px #f59e0b4d}50%{background:linear-gradient(135deg,#fef3c7,#fef7e0);border-color:#f59e0b;box-shadow:0 6px 20px #f59e0b66}to{background:linear-gradient(135deg,#fef9e7,#fffbf0);border-color:#f3cc30;box-shadow:0 2px 8px #f59e0b33}}.subtitle-time{font-size:12px;color:var(--text-secondary);font-weight:500;margin-bottom:4px}.subtitle-text{font-size:16px;color:var(--text-primary);line-height:1.5;margin-bottom:4px}.subtitle-translation{font-size:14px;color:var(--text-secondary);line-height:1.4}.single-text{font-size:16px;color:var(--text-primary);line-height:1.5}.english-text{font-size:16px;color:var(--text-primary);line-height:1.5;font-weight:500;margin-bottom:4px;display:block}.chinese-text{font-size:14px;color:#6b7280;line-height:1.4;display:block;font-weight:400;margin-top:2px}.bilingual-container{display:block;width:100%;padding:4px 0}.bilingual-container .english-text{margin-bottom:4px;font-weight:500}.bilingual-container .chinese-text{color:#4b5563;font-weight:400}.subtitle-display.font-small .subtitle-text{font-size:14px}.subtitle-display.font-small .subtitle-translation{font-size:12px}.subtitle-display.font-small .single-text,.subtitle-display.font-small .english-text{font-size:14px}.subtitle-display.font-small .chinese-text{font-size:12px}.subtitle-display.font-large .subtitle-text{font-size:18px}.subtitle-display.font-large .subtitle-translation{font-size:16px}.subtitle-display.font-large .single-text,.subtitle-display.font-large .english-text{font-size:18px}.subtitle-display.font-large .chinese-text{font-size:16px}.subtitle-display.font-xlarge .subtitle-text{font-size:20px}.subtitle-display.font-xlarge .subtitle-translation{font-size:18px}.subtitle-display.font-xlarge .single-text,.subtitle-display.font-xlarge .english-text{font-size:20px}.subtitle-display.font-xlarge .chinese-text{font-size:18px}.subtitle-display.font-xxlarge .subtitle-text{font-size:22px}.subtitle-display.font-xxlarge .subtitle-translation{font-size:20px}.subtitle-display.font-xxlarge .single-text,.subtitle-display.font-xxlarge .english-text{font-size:22px}.subtitle-display.font-xxlarge .chinese-text{font-size:20px}.file-uploader{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 4px -1px #0000001a;margin-bottom:20px}.file-uploader h3{margin-bottom:16px;color:var(--text-primary);font-size:18px}.upload-group{margin-bottom:16px}.upload-label{display:block;margin-bottom:8px;font-weight:500;color:var(--text-primary)}.upload-button{background:var(--surface);border:2px dashed var(--border);border-radius:8px;padding:12px 20px;width:100%;cursor:pointer;font-size:14px;color:var(--text-secondary);transition:all .2s}.upload-button:hover{border-color:var(--primary-color);color:var(--primary-color);background:var(--background)}.file-info{background:var(--surface);border-radius:8px;padding:16px;margin-top:16px}.file-info h4{margin-bottom:8px;font-size:14px;color:var(--text-primary)}.file-info ul{margin:0;padding-left:20px}.file-info li{font-size:13px;color:var(--text-secondary);line-height:1.5;margin-bottom:4px}.error-message{background:#fef2f2;border:1px solid #fecaca;color:#dc2626;padding:12px;border-radius:8px;margin-bottom:16px;font-size:14px}.success-message{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534;padding:12px;border-radius:8px;margin-bottom:16px;font-size:14px}.file-status{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:12px;color:var(--success)}.demo-section{border-top:1px solid var(--border);padding-top:16px;margin-top:16px}.demo-button{background:var(--primary-color);color:#fff;border:none;border-radius:6px;padding:8px 16px;cursor:pointer;font-size:14px;transition:background-color .2s}.demo-button:hover{background:var(--primary-hover)}.video-container{background:var(--surface);border-radius:0 0 12px 12px!important;overflow:hidden;box-shadow:0 4px 6px -1px #0000001a;width:100%}.video-container video{width:100%;height:auto;max-height:70vh;-o-object-fit:contain;object-fit:contain;background:#000;border-radius:0 0 12px 12px!important;cursor:pointer}:root:has(.video-container:fullscreen),html:has(.video-container:fullscreen),body:has(.video-container:fullscreen),:root:has(.video-container:-webkit-full-screen),html:has(.video-container:-webkit-full-screen),body:has(.video-container:-webkit-full-screen),:root:has(.video-container:-moz-full-screen),html:has(.video-container:-moz-full-screen),body:has(.video-container:-moz-full-screen){background:#000!important;overflow:hidden!important;margin:0!important;padding:0!important}.video-container:fullscreen,.video-container:-webkit-full-screen,.video-container:-moz-full-screen{background:#000!important;border-radius:0!important;display:flex!important;align-items:center!important;justify-content:center!important;width:100vw!important;height:100vh!important;margin:0!important;padding:0!important;position:fixed!important;inset:0!important;aspect-ratio:unset!important;z-index:9999!important}.video-container:fullscreen video,.video-container:fullscreen>div video,.video-container:-webkit-full-screen video,.video-container:-webkit-full-screen>div video,.video-container:-moz-full-screen video,.video-container:-moz-full-screen>div video{width:100vw!important;height:100vh!important;max-height:100vh!important;max-width:100vw!important;border-radius:0!important;background:#000!important;position:relative!important;z-index:1!important}@media (orientation: portrait){.video-container:fullscreen video,.video-container:-webkit-full-screen video,.video-container:-moz-full-screen video{object-fit:contain!important}}@media (orientation: landscape){.video-container:fullscreen video,.video-container:-webkit-full-screen video,.video-container:-moz-full-screen video{object-fit:cover!important}}.video-container:fullscreen .video-controls-overlay{border-radius:0!important;position:fixed!important;bottom:0!important;left:0!important;right:0!important;width:100vw!important;z-index:9999!important;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.4),transparent)!important;padding:20px 0 16px!important}.video-container:fullscreen .video-controls-overlay,.video-container:-webkit-full-screen .video-controls-overlay,.video-container:-moz-full-screen .video-controls-overlay{display:none!important}.video-wrapper:has(.video-container:fullscreen) .video-controls-overlay,.video-wrapper:has(.video-container:-webkit-full-screen) .video-controls-overlay,.video-wrapper:has(.video-container:-moz-full-screen) .video-controls-overlay,.video-wrapper:has(:fullscreen) .video-controls-overlay{display:none!important}:root:has(.video-container:fullscreen) .mobile-bottom-toolbar,:root:has(.video-container:-webkit-full-screen) .mobile-bottom-toolbar,:root:has(.video-container:-moz-full-screen) .mobile-bottom-toolbar,:root:has(.video-container:fullscreen) .subtitle-section,:root:has(.video-container:-webkit-full-screen) .subtitle-section,:root:has(.video-container:-moz-full-screen) .subtitle-section,:root:has(:fullscreen) .mobile-bottom-toolbar,:root:has(:fullscreen) .subtitle-section{display:none!important}html.app-fs,body.app-fs{background:#000!important;overflow:hidden!important}html.app-fs .mobile-bottom-toolbar,body.app-fs .mobile-bottom-toolbar,html.app-fs .subtitle-section,body.app-fs .subtitle-section,html.app-fs .video-controls-overlay,body.app-fs .video-controls-overlay{display:none!important}.video-container:-webkit-full-screen{background:#000!important;border-radius:0!important;display:block!important;width:100vw!important;height:100vh!important;margin:0!important;padding:0!important;position:fixed!important;inset:0!important;aspect-ratio:unset!important}.video-container:-webkit-full-screen video,.video-container:-webkit-full-screen div video{width:100vw!important;height:100vh!important;max-height:100vh!important;max-width:100vw!important;object-fit:contain!important;border-radius:0!important;background:#000!important;position:relative!important;z-index:1!important}.video-container:-webkit-full-screen>div:not(.video-controls-overlay){width:100vw!important;height:100vh!important;display:flex!important;align-items:center!important;justify-content:center!important;background:transparent!important;position:absolute!important;inset:0!important}.video-container:-webkit-full-screen .video-controls-overlay{border-radius:0!important;position:fixed!important;bottom:0!important;left:0!important;right:0!important;width:100vw!important;z-index:9999!important;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.4),transparent)!important;padding:20px 0 16px!important}.video-container:-moz-full-screen{background:#000!important;border-radius:0!important;display:block!important;width:100vw!important;height:100vh!important;margin:0!important;padding:0!important;position:fixed!important;inset:0!important;aspect-ratio:unset!important}.video-container:-moz-full-screen video,.video-container:-moz-full-screen div video{width:100vw!important;height:100vh!important;max-height:100vh!important;max-width:100vw!important;object-fit:contain!important;border-radius:0!important;background:#000!important;position:relative!important;z-index:1!important}.video-container:-moz-full-screen>div:not(.video-controls-overlay){width:100vw!important;height:100vh!important;display:flex!important;align-items:center!important;justify-content:center!important;background:transparent!important;position:absolute!important;inset:0!important}.video-container:-moz-full-screen .video-controls-overlay{border-radius:0!important;position:fixed!important;bottom:0!important;left:0!important;right:0!important;width:100vw!important;z-index:9999!important;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.4),transparent)!important;padding:20px 0 16px!important}.video-container:-ms-fullscreen{background:#000!important;border-radius:0!important;display:block!important;width:100vw!important;height:100vh!important;margin:0!important;padding:0!important;position:fixed!important;inset:0!important;aspect-ratio:unset!important}.video-container:-ms-fullscreen video,.video-container:-ms-fullscreen div video{width:100vw!important;height:100vh!important;max-height:100vh!important;max-width:100vw!important;object-fit:contain!important;border-radius:0!important;background:#000!important;position:relative!important;z-index:1!important}.video-container:-ms-fullscreen>div:not(.video-controls-overlay){width:100vw!important;height:100vh!important;display:flex!important;align-items:center!important;justify-content:center!important;background:transparent!important;position:absolute!important;inset:0!important}.video-container:-ms-fullscreen .video-controls-overlay{border-radius:0!important;position:fixed!important;bottom:0!important;left:0!important;right:0!important;width:100vw!important;z-index:9999!important;background:linear-gradient(to top,rgba(0,0,0,.8),rgba(0,0,0,.4),transparent)!important;padding:20px 0 16px!important}.video-controls-panel{display:flex;gap:12px;padding:16px;background:#fff;border-radius:12px;box-shadow:0 2px 4px -1px #0000001a;margin-bottom:16px}.video-controls-panel button{background:var(--primary-color);color:#fff;border:none;border-radius:6px;padding:8px 16px;cursor:pointer;font-size:14px;transition:background-color .2s}.video-controls-panel button:hover{background:var(--primary-hover)}.video-controls-panel button.active{background:var(--highlight-border)}.header{text-align:center;padding:20px 0;border-bottom:1px solid var(--border);margin-bottom:20px}.header h1{font-size:24px;color:var(--text-primary);margin:0}@media (min-width: 1281px){.video-learning-page .mobile-top-tab{display:none}.video-player,.video-container{border-radius:0 0 12px 12px!important}.video-player video{border-radius:0 0 12px 12px!important}}@media (max-width: 1280px){.app{flex-direction:column;height:auto;min-height:100vh;padding:16px;gap:0}.video-section{flex:none;gap:0}.subtitle-section{flex:none;min-width:auto;height:auto}.subtitle-display{min-height:50vh;max-height:60vh}.video-header .video-title,.video-meta,.video-meta span,.video-difficulty{color:#000!important}.video-controls-overlay{width:100%;left:0;right:0;padding:8px 0 6px;border-radius:0}.video-controls{gap:3px;padding:0 6px;flex-wrap:nowrap}.control-button{width:26px;height:26px;font-size:14px;flex-shrink:0}.control-button svg{width:14px;height:14px}.time-display{font-size:9px;min-width:55px;flex-shrink:0}.playback-rate-selector{display:none}.progress-container{flex:1;min-width:25%;height:6px}.progress-container:hover{height:12px}.video-container:fullscreen video,.video-container:-webkit-full-screen video,.video-container:-moz-full-screen video{width:100vw!important;height:100vh!important;max-width:100vw!important;max-height:100vh!important;object-fit:contain!important}@media (min-width: 1281px){.video-container:fullscreen video,.video-container:fullscreen>div video,.video-container:-webkit-full-screen video,.video-container:-webkit-full-screen>div video,.video-container:-moz-full-screen video,.video-container:-moz-full-screen>div video{width:100vw!important;height:100vh!important;object-fit:contain!important;background:#000!important;border-radius:0!important}}@media (orientation: landscape){.video-container:fullscreen video,.video-container:-webkit-full-screen video,.video-container:-moz-full-screen video{width:100vw;height:100vh;object-fit:contain}}@media (orientation: portrait){.video-container:fullscreen video,.video-container:-webkit-full-screen video,.video-container:-moz-full-screen video{width:100vw;height:auto;max-height:100vh;object-fit:contain}}.video-player video{max-height:50vh}.subtitle-items-container{max-height:calc(60vh - 80px)}}@media (max-width: 640px){.app{padding:12px;gap:0}.video-controls{flex-wrap:wrap;gap:8px;padding:12px}.subtitle-controls{gap:8px;padding:12px}.toggle-button{font-size:12px;padding:6px 12px}.subtitle-display{min-height:40vh;max-height:50vh}.video-player video{max-height:40vh}.subtitle-section{min-width:auto}.subtitle-item.active,.subtitle-item.reading-mode-active,.subtitle-item.clickable:hover,.subtitle-item:hover{transform:none!important}.subtitle-list h3{padding:12px 16px 8px;font-size:16px}}.video-header{background:#fff;border-radius:12px 12px 0 0;color:#000;padding:12px 20px;box-shadow:0 2px 4px -1px #0000001a;border:1px solid var(--border);border-bottom:none}.video-header-content{display:flex;align-items:center;justify-content:space-between}.video-title-section{flex:1}.video-header .video-title{margin:0 0 6px;font-size:18px;font-weight:700;color:#000!important;line-height:1.4}.video-meta{display:flex;gap:16px;font-size:13px;color:#666}.video-meta span{display:flex;align-items:center;gap:4px;color:#666}html.video-desktop-layout .video-learning-page .video-header-content{align-items:flex-end}html.video-desktop-layout .video-learning-page .video-title-row{display:flex;align-items:flex-end;gap:8px}html.video-desktop-layout .video-learning-page .home-back-btn{background:transparent;border:none;padding:0;margin:0;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}html.video-desktop-layout .video-learning-page .home-back-btn:hover{background:#0000000a;border-radius:6px}html.video-desktop-layout .video-learning-page .video-header .video-title{margin:0}html.video-desktop-layout .video-learning-page .video-meta{margin-left:12px}html.video-desktop-layout .video-learning-page .video-header{padding:16px 20px;min-height:70px;box-sizing:border-box}.video-description{background:#fff;border-radius:12px;padding:16px 20px;box-shadow:0 2px 4px -1px #0000001a;border:1px solid var(--border);margin-top:12px}.description-content{display:flex;flex-direction:column}.description-section{display:flex;align-items:flex-start;gap:12px}.description-icon{font-size:20px;margin-top:2px;flex-shrink:0}.description-text{flex:1;min-width:0}.description-wrapper{position:relative}.description-text h4{margin:0 0 8px;font-size:16px;color:var(--text-primary);font-weight:600}.description-text p{margin:0;font-size:14px;color:var(--text-secondary);line-height:1.5}.description-paragraph{margin:0;font-size:14px;color:var(--text-secondary);line-height:1.5;transition:all .3s ease}.description-paragraph.collapsed{max-height:63px;overflow:hidden}.description-paragraph.expanded{max-height:none;animation:expandText .3s ease-out}@keyframes expandText{0%{max-height:63px}to{max-height:500px}}.more-indicator{color:var(--primary-color);cursor:pointer;font-weight:500;margin-left:2px;text-decoration:none;transition:all .2s ease;display:inline;border-bottom:1px solid transparent}.more-indicator:hover{color:var(--primary-dark);border-bottom-color:var(--primary-dark);transform:translateY(-1px)}.collapse-button{background:none;border:none;color:var(--primary-color);cursor:pointer;font-size:14px;font-weight:500;margin-top:8px;padding:4px 8px;border-radius:4px;transition:all .2s ease;display:inline-flex;align-items:center;gap:4px;border:1px solid transparent}.collapse-button:hover{color:var(--primary-dark);background:var(--primary-light);border-color:var(--primary-color);transform:translateY(-1px)}.collapse-button:active{transform:translateY(0)}.collapse-button:after{content:"↑";font-size:12px;opacity:.7}.close-reading-section{margin-top:0;padding:24px;background:#fff;border-radius:12px;box-shadow:0 2px 8px #0000001a;border:1px solid var(--border)}.close-reading-header{margin-bottom:24px}.close-reading-title{font-size:24px;font-weight:600;color:var(--text-primary);margin:0 0 20px;display:flex;align-items:center;gap:8px}.tab-navigation{position:relative;display:flex;background:var(--bg-secondary);border-radius:12px;padding:4px;margin-bottom:20px;box-shadow:0 2px 8px #0000000f;border:1px solid var(--border-light)}.tab-navigation:before{content:"";position:absolute;top:4px;left:4px;height:calc(100% - 8px);background:#fff;border-radius:8px;box-shadow:0 2px 6px #0000001a;transition:all .3s cubic-bezier(.4,0,.2,1);z-index:1}.tab-navigation:before{width:calc(33.333% - 4px)}.tab-button{flex:1;padding:12px 16px;border:none;background:transparent;color:var(--text-secondary);font-weight:500;font-size:14px;border-radius:8px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;z-index:2;text-align:center;white-space:nowrap}.tab-button:hover:not(.active){color:var(--text-primary);transform:translateY(-1px)}.tab-button.active{color:var(--primary-color);font-weight:600}.tab-navigation[data-active="0"]:before{transform:translate(0)}.tab-navigation[data-active="1"]:before{transform:translate(calc(100% + 4px))}.tab-navigation[data-active="2"]:before{transform:translate(calc(200% + 8px))}.tab-button:disabled{opacity:.5;cursor:not-allowed}.filter-controls{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-top:8px;padding-top:16px;border-top:1px solid var(--border-light)}.filter-tags{display:flex;gap:8px;flex-wrap:wrap}.filter-tag{padding:6px 12px;border:1px solid var(--border);background:#fff;color:var(--text-secondary);font-size:13px;font-weight:400;border-radius:16px;cursor:pointer;transition:all .2s ease;position:relative;overflow:hidden}.filter-tag:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(37,99,235,.1),transparent);transition:left .3s ease}.filter-tag:hover:before{left:100%}.filter-tag:hover{border-color:var(--primary-color);color:var(--primary-color);transform:translateY(-1px);box-shadow:0 2px 4px #2563eb1a}.filter-tag.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color);transform:translateY(-1px);box-shadow:0 2px 8px #2563eb33}.global-controls{display:flex;gap:8px}.close-reading-content{position:relative;min-height:400px}.content-panel{opacity:0;transform:translateY(10px);transition:all .4s cubic-bezier(.4,0,.2,1);position:absolute;top:0;left:0;right:0;pointer-events:none;max-height:100%}.content-panel.active{opacity:1;transform:translateY(0);position:relative;pointer-events:auto}@media (max-width: 1280px){.tab-navigation{margin-bottom:16px}.tab-button{padding:10px 12px;font-size:13px}.filter-controls{flex-direction:column;align-items:stretch;gap:12px}.filter-tags{justify-content:center}.word-cards-grid,.phrase-cards-grid,.expression-cards-grid{max-height:calc(100vh - 400px);grid-template-columns:1fr;-webkit-overflow-scrolling:touch;padding-bottom:20px}}.chinese-toggle{padding:8px 12px;border:1px solid var(--border);background:#fff;color:var(--text-primary);font-size:14px;border-radius:6px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:6px}.chinese-toggle:hover{border-color:var(--primary-color);color:var(--primary-color)}.chinese-toggle.hidden{background:var(--error-light);color:var(--error-color);border-color:var(--error-color)}.word-cards-panel,.phrase-cards-panel,.expression-cards-panel{display:flex;flex-direction:column;height:100%;min-height:0}.word-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin-top:20px;overflow-y:auto;padding-right:8px;padding-bottom:40px;box-sizing:border-box;flex:1;min-height:0}.word-cards-grid::-webkit-scrollbar{width:8px}.word-cards-grid::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px}.word-cards-grid::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;-webkit-transition:background-color .2s ease;transition:background-color .2s ease}.word-cards-grid::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.phrase-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin-top:20px;overflow-y:auto;padding-right:8px;padding-bottom:40px;box-sizing:border-box;flex:1;min-height:0}.phrase-cards-grid::-webkit-scrollbar{width:8px}.phrase-cards-grid::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px}.phrase-cards-grid::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;-webkit-transition:background-color .2s ease;transition:background-color .2s ease}.phrase-cards-grid::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.expression-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;margin-top:20px;overflow-y:auto;padding-right:8px;padding-bottom:40px;box-sizing:border-box;flex:1;min-height:0}.expression-cards-grid::-webkit-scrollbar{width:8px}.expression-cards-grid::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px}.expression-cards-grid::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px;-webkit-transition:background-color .2s ease;transition:background-color .2s ease}.expression-cards-grid::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.word-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px;box-shadow:0 2px 4px #0000001a;transition:all .3s ease;position:relative;overflow:visible;height:auto;min-height:-moz-fit-content;min-height:fit-content}.word-card:hover{box-shadow:0 4px 12px #00000026;transform:translateY(-2px)}.word-card.known{border-left:4px solid var(--success-color);background:var(--success-light)}.word-card.unknown{border-left:4px solid var(--error-color);background:var(--error-light)}.word-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px;position:relative}.word-main{flex:1}.word-title{font-size:20px;font-weight:700;color:var(--text-primary);margin:0 0 4px}.phonetic-section{display:flex;align-items:center;gap:8px}.phonetic{font-size:14px;color:var(--text-secondary);font-style:italic;display:flex;align-items:center;gap:6px}.part-of-speech-tag{display:inline-block;font-size:12px;font-style:normal;font-weight:600;color:#3b82f6;background:#eff6ff;padding:2px 6px;border-radius:3px}.pronunciation-button{border:none;background:#f3f4f6;border-radius:999px;padding:4px;width:28px;height:28px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;color:#6b7280;transition:all .2s ease}.pronunciation-button:hover{background:#e5e7eb}.word-card.phrase-card .pronunciation-button,.word-card.phrase-card .phonetic-button,.phrase-cards-panel .pronunciation-button,.phrase-cards-panel .phonetic-button,.word-popup-card.phrase-popup-card .phonetic-button,.word-popup-card.phrase-popup-card .pronunciation-button{display:none!important}.marking-buttons{display:flex;gap:6px;position:absolute;top:0;right:0;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.mark-button{padding:4px 8px;border:1px solid var(--border);background:#fff;color:var(--text-secondary);font-size:12px;border-radius:4px;cursor:pointer;transition:all .2s ease}.mark-button.known{border-color:var(--success-color);color:var(--success-color)}.mark-button.known.active{background:var(--success-color);color:#fff}.mark-button.unknown{border-color:var(--error-color);color:var(--error-color)}.mark-button.unknown.active{background:var(--error-color);color:#fff}.chinese-definition{margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--border-light)}.chinese-definition p{margin:0;font-size:16px;color:var(--text-primary);font-weight:500}.english-definition{margin-bottom:12px}.english-definition p{margin:0;font-size:14px;color:var(--text-secondary);line-height:1.5}.example-section{margin-bottom:12px}.example-text{padding:8px 12px;background:var(--bg-secondary);border-radius:8px;border-left:3px solid var(--primary-color)}.example-sentence{margin:0 0 4px;font-size:14px;color:var(--text-primary);font-style:italic}.example-translation{margin:0;font-size:13px;color:var(--text-secondary)}.word-card-footer{display:flex;justify-content:space-between;align-items:center;margin-top:12px;padding-top:12px;border-top:1px solid var(--border-light)}.jump-button{padding:8px 14px;border:1px solid var(--primary-color);background:#fff;color:var(--primary-color);font-size:13px;font-weight:500;border-radius:6px;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;gap:6px}.jump-button:hover{background:var(--primary-color);color:#fff;transform:translateY(-1px);box-shadow:0 2px 8px #2563eb4d}.eye-toggle{background:none;border:none;font-size:16px;cursor:pointer;padding:4px;border-radius:4px;transition:all .2s ease}.eye-toggle:hover{background:var(--hover-bg)}.eye-toggle.closed{opacity:.5}.empty-state{text-align:center;padding:40px 20px;color:var(--text-secondary)}.coming-soon{text-align:center;padding:40px 20px;color:var(--text-secondary);background:var(--bg-secondary);border-radius:8px;margin-top:20px}.coming-soon p{margin:0;font-size:16px}.reading-mode-indicator{position:fixed;top:20px;right:20px;background:var(--primary-color);color:#fff;padding:8px 16px;border-radius:20px;font-size:14px;font-weight:500;z-index:1000;animation:slideInRight .3s ease;box-shadow:0 4px 12px #2563eb4d}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@media (max-width: 1280px){.close-reading-section{margin-top:20px;padding:16px}.filter-controls{flex-direction:column;align-items:stretch;gap:12px}.word-cards-grid{grid-template-columns:1fr;gap:16px;max-height:calc(100vh - 400px)}.word-card-header{flex-direction:column;gap:8px}.marking-buttons{position:static;align-self:flex-end}.word-cards-grid{-webkit-overflow-scrolling:touch;scrollbar-width:thin}}.reflow-hack{transform:translateZ(.001px)!important;will-change:transform!important}.app.two-column{display:flex;height:100vh;max-width:1600px;margin:0 auto;gap:20px;padding:20px;box-sizing:border-box;overflow:hidden}.app.two-column .video-section{flex:1;display:flex;flex-direction:column;gap:0;min-width:0}.app.two-column .subtitle-section{flex:0 0 500px;display:flex;flex-direction:column;gap:12px;min-width:450px;height:calc(100vh - 40px);box-sizing:border-box}.app.three-column{display:flex;height:100vh;max-width:1800px;margin:0 auto;gap:16px;padding:20px;box-sizing:border-box;overflow:hidden}.app.three-column .video-section{flex:1;display:flex;flex-direction:column;gap:0;min-width:0;max-width:60%}.app.three-column .subtitle-section{flex:0 0 400px;display:flex;flex-direction:column;gap:12px;min-width:350px;height:calc(100vh - 40px);box-sizing:border-box}.content-study-section{flex:0 0 420px;display:flex;flex-direction:column;gap:0;min-width:380px;height:calc(100vh - 40px);box-sizing:border-box;overflow:hidden}.content-study-section .close-reading-section{height:100%;background:#fff;border-radius:12px;padding:0;box-shadow:0 4px 6px -1px #0000001a;display:flex;flex-direction:column;overflow:hidden}.content-study-section .close-reading-header{flex-shrink:0;margin-bottom:0;padding:12px 16px 0}.content-study-section .close-reading-content{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0;max-height:none}.content-study-section .close-reading-title{display:none}.content-study-section .tab-navigation{margin-bottom:0}.content-study-section .filter-controls{margin-top:0;padding-top:8px;margin-bottom:8px}.content-study-section .content-panel.active{display:flex;flex-direction:column;height:100%;overflow:hidden;flex:1}.content-study-section .word-cards-panel,.content-study-section .phrase-cards-panel,.content-study-section .expression-cards-panel{flex:1;display:flex;flex-direction:column;overflow:hidden;min-height:0}.content-study-section .word-cards-grid,.content-study-section .phrase-cards-grid,.content-study-section .expression-cards-grid{flex:1;overflow-y:auto;scrollbar-width:thin;scrollbar-color:var(--primary-color) var(--surface);display:grid;grid-template-columns:1fr;gap:12px;margin-top:0;padding:0 16px;min-height:0;scroll-behavior:smooth;scroll-padding-bottom:0;align-content:start}.content-study-section .word-cards-grid:has(.word-card:only-child){align-content:start}.content-study-section .word-cards-grid .word-card:only-child{min-height:auto;height:-moz-fit-content;height:fit-content;margin-bottom:0}.content-study-section .word-cards-grid::-webkit-scrollbar{width:8px}.content-study-section .word-cards-grid::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px;margin:4px 0}.content-study-section .word-cards-grid::-webkit-scrollbar-thumb{background-color:var(--primary-color);border-radius:4px;-webkit-transition:background-color .2s ease;transition:background-color .2s ease}.content-study-section .word-cards-grid::-webkit-scrollbar-thumb:hover{background-color:var(--primary-hover)}.content-study-section .word-cards-grid::-webkit-scrollbar-thumb:active{background-color:var(--primary-dark)}.content-study-section .phrase-cards-grid::-webkit-scrollbar,.content-study-section .expression-cards-grid::-webkit-scrollbar{width:8px}.content-study-section .phrase-cards-grid::-webkit-scrollbar-track,.content-study-section .expression-cards-grid::-webkit-scrollbar-track{background:var(--bg-secondary);border-radius:4px;margin:4px 0}.content-study-section .phrase-cards-grid::-webkit-scrollbar-thumb,.content-study-section .expression-cards-grid::-webkit-scrollbar-thumb{background-color:var(--primary-color);border-radius:4px;-webkit-transition:background-color .2s ease;transition:background-color .2s ease}.content-study-section .phrase-cards-grid::-webkit-scrollbar-thumb:hover,.content-study-section .expression-cards-grid::-webkit-scrollbar-thumb:hover{background-color:var(--primary-hover)}.content-study-section .phrase-cards-grid::-webkit-scrollbar-thumb:active,.content-study-section .expression-cards-grid::-webkit-scrollbar-thumb:active{background-color:var(--primary-dark)}.content-study-section .word-card{margin-bottom:0;min-height:auto;height:auto;contain:unset!important}.content-study-section .word-card:only-child{margin-bottom:0;padding-bottom:16px}.content-study-section .word-card:only-child .word-card-footer{margin-top:12px;padding-top:0}@media (max-width: 1400px){.app.three-column{max-width:100%;gap:12px}.app.three-column .subtitle-section{flex:0 0 350px;min-width:320px}.content-study-section{flex:0 0 380px;min-width:340px}}@media (max-width: 1099px){.app.three-column{flex-direction:column;height:auto;min-height:100vh;overflow-y:auto}.app.three-column .video-section,.app.three-column .subtitle-section,.content-study-section{flex:none;width:100%;height:auto;min-width:0;max-width:none}.app.three-column .video-section{order:1}.app.three-column .subtitle-section{order:2;height:400px}.content-study-section{order:3;height:500px}.content-study-section .close-reading-section{height:100%}}@media (max-width: 1280px){.app.three-column{padding:12px;gap:12px}.app.three-column .subtitle-section{height:350px}.content-study-section{height:400px}}.content-study-section .word-cards-grid{-webkit-overflow-scrolling:touch;contain:unset!important}.line-clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.hover\:bg-gray-25:hover{background-color:#fafafa}@media (max-width: 1023px){.video-card{animation:slideInUp .3s ease-out}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.floating-scroll-control{position:fixed;right:30px;bottom:100px;z-index:1000;display:flex;flex-direction:column;gap:8px;align-items:flex-end}.resume-follow-btn{display:flex;align-items:center;gap:6px;padding:10px 16px;background:var(--scroll-follow-bg);color:#fff;border:none;border-radius:24px;font-size:14px;font-weight:500;cursor:pointer;box-shadow:0 4px 12px #3b82f64d;transition:all .2s ease;animation:slideInRight .3s ease-out}.resume-follow-btn:hover{background:var(--scroll-follow-hover);transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666}.resume-follow-btn:active{transform:translateY(0)}.resume-follow-btn svg{width:16px;height:16px}.scroll-lock-btn{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#fff;color:var(--text-secondary);border:2px solid var(--border);border-radius:24px;font-size:13px;font-weight:500;cursor:pointer;box-shadow:0 2px 8px #00000014;transition:all .2s ease}.scroll-lock-btn:hover{border-color:var(--primary-color);color:var(--primary-color);transform:translateY(-1px);box-shadow:0 4px 12px #0000001f}.scroll-lock-btn.locked{background:var(--scroll-lock-bg);border-color:var(--scroll-lock-bg);color:#fff;box-shadow:0 4px 12px #fbbf244d}.scroll-lock-btn.locked:hover{background:var(--scroll-lock-hover);border-color:var(--scroll-lock-hover)}.scroll-lock-btn svg{width:16px;height:16px}.scroll-status-indicator{margin-top:4px;opacity:.9}.status-badge{display:inline-block;padding:6px 12px;background:#fff;border-radius:16px;font-size:12px;font-weight:500;box-shadow:0 2px 6px #0000001a;white-space:nowrap}.status-badge.locked{background:var(--scroll-lock-bg);color:#fff}.status-badge.exploring{background:var(--scroll-explore-bg);color:#fff}.status-badge.following{background:var(--scroll-follow-bg);color:#fff}@keyframes slideInRight{0%{opacity:0;transform:translate(30px)}to{opacity:1;transform:translate(0)}}@media (max-width: 1280px){.floating-scroll-control{right:16px;bottom:80px;gap:6px}.resume-follow-btn{display:none!important}.scroll-lock-btn{padding:8px 12px;font-size:12px;background:#fff;color:#4caf50;border:2px solid #E8F5E9}.scroll-lock-btn:hover{border-color:#4caf50;color:#4caf50}.scroll-lock-btn.locked{background:#e8f5e9;border-color:#e8f5e9;color:#4caf50;box-shadow:0 4px 12px #4caf5033}.scroll-lock-btn.locked:hover{background:#c8e6c9;border-color:#c8e6c9}.scroll-lock-btn svg{width:14px;height:14px}.status-badge{font-size:11px;padding:5px 10px}}@media (max-width: 480px){.scroll-status-indicator{display:none}}.mobile-bottom-toolbar{display:none}@media (max-width: 1280px){.home-page>header{position:fixed!important;top:0!important;left:0!important;right:0!important;width:100%!important;z-index:1000!important;box-shadow:0 2px 8px #0000001a!important}.home-page{padding-top:70px!important}.filter-section,.nav-tab-btn.video-library-btn,.nav-tab-btn.flashcards-btn{display:none!important}.mobile-bottom-toolbar{display:flex;justify-content:center;align-items:center;padding:12px 16px;background:#fff;border-top:1px solid #e0e0e0;box-shadow:0 -2px 8px #0000000d;position:fixed;bottom:calc(env(safe-area-inset-bottom,0px) + max(var(--viewport-bottom-ui, 0px),var(--bottom-ui-min, 0px)));left:0;right:0;width:100%;z-index:1000;gap:20px}.selection-count-badge{display:none!important}.app{padding:0!important;gap:0!important;flex-direction:column!important;height:100dvh!important;min-height:100dvh!important;max-height:100dvh!important;overflow:hidden!important;overscroll-behavior:none!important}.video-section{padding:0 16px!important;gap:0!important;margin:0!important;flex:none!important}.video-player{border-radius:12px!important;margin:0!important}.video-container{border-radius:12px!important}.video-player video{border-radius:12px!important}.subtitle-section{padding:0!important;margin:0!important;flex:none!important}.toolbar-icon-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;background:transparent;border:none;color:#4a4a4a;cursor:pointer;padding:8px 12px;border-radius:8px;transition:all .2s ease;min-width:60px;box-sizing:border-box}.toolbar-icon-btn:active{transform:scale(.95)}.toolbar-icon-btn.no-tooltip:after,.toolbar-icon-btn.no-tooltip:before,body.toolbar-popover-open .toggle-button-icon:after,body.toolbar-popover-open .toggle-button-icon:before{display:none!important}.toolbar-icon-btn.no-tooltip,.toggle-button-icon.no-tooltip{pointer-events:none!important}.toolbar-icon-btn.active{color:#4caf50;background:#e8f5e9}.toolbar-play-btn{background:#4caf50;color:#fff;width:56px;height:56px;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #4caf504d}.toolbar-play-btn:active{transform:scale(.9);box-shadow:0 2px 8px #4caf5066}.toolbar-label{font-size:11px;font-weight:500;white-space:nowrap;line-height:1;margin:0;text-align:center}.toolbar-speed-container{position:relative;display:flex;flex-direction:column;align-items:center}.speed-menu{position:absolute;bottom:100%;left:50%;transform:translate(-50%);background:#fff;border-radius:12px;box-shadow:0 8px 32px #0003;border:1px solid #e5e7eb;padding:8px 0;margin-bottom:8px;min-width:100px;z-index:10000;animation:speedMenuSlideIn .2s ease-out}.speed-menu:before{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%);border:6px solid transparent;border-top-color:#fff;z-index:10001}.speed-option{display:flex;align-items:center;justify-content:space-between;width:100%;padding:12px 16px;background:transparent;border:none;cursor:pointer;transition:all .2s ease;font-size:14px;color:#374151;min-height:44px}.speed-option:hover{background:#f0fdf4}.speed-option.active{background:#4caf50;color:#fff}.speed-option.active:hover{background:#45a049}.speed-value{font-weight:500}.check-icon{margin-left:8px;flex-shrink:0}@keyframes speedMenuSlideIn{0%{opacity:0;transform:translate(-50%) translateY(10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.toolbar-speed-selector:active{transform:scale(.95)}.toolbar-speed-selector.active{color:#4caf50;background:#e8f5e9}.speed-display{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:#f0f0f0;margin-bottom:2px}.speed-text{font-size:12px;font-weight:600;color:#333;line-height:1}.toolbar-speed-selector .speed-display{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:#f0f0f0}.subtitle-controls,.subtitle-list-header,.video-description{display:none!important}.video-section{display:flex;flex-direction:column;gap:0!important}.video-header{order:2;background:#e8f5e9;border-radius:12px 12px 0 0;padding:12px 16px;box-shadow:none;border:none;margin:0!important}.video-player{order:1}.video-description{order:3}.video-header-content{display:flex;align-items:center;justify-content:space-between}.video-title-section{flex:1;display:flex;align-items:center;justify-content:space-between;gap:12px}.video-header .video-title{font-size:16px;font-weight:600;color:#000!important;margin:0;line-height:1.4;flex:1}.video-meta{font-size:12px;color:#000!important;gap:12px;display:flex}.video-meta span{color:#000!important}.video-duration{display:none!important}.video-difficulty{font-size:12px;color:#000!important;white-space:nowrap}.content-study-section,.floating-scroll-control{display:none!important}.subtitle-display{height:100%!important;min-height:0!important;max-height:none!important;margin:0!important;padding:0!important;border-radius:0!important;box-shadow:none!important;flex:1!important;display:flex!important;flex-direction:column!important}.subtitle-section{display:flex!important;flex-direction:column!important;flex:1 1 auto!important;min-height:0!important;margin:0!important;padding:0!important;overflow:hidden!important}.subtitle-list{padding:0!important;margin:0!important;box-sizing:border-box!important;background:transparent!important;flex:1!important;display:flex!important;flex-direction:column!important;min-height:0!important;height:100%!important}.subtitle-items-container{max-height:none!important;min-height:0!important;height:100%!important;padding:0 0 calc(100px + env(safe-area-inset-bottom,0px) + max(var(--viewport-bottom-ui, 0px),var(--bottom-ui-min, 0px))) 0!important;margin:0!important;box-sizing:border-box!important;overflow-y:auto!important;-webkit-overflow-scrolling:touch!important;overscroll-behavior-y:contain!important;overflow-x:hidden!important;background:transparent!important;flex:1 1 0%!important;scrollbar-width:none!important;-ms-overflow-style:none!important}.subtitle-items-container::-webkit-scrollbar{display:none!important;width:0!important;height:0!important;-webkit-appearance:none!important;background:transparent!important}.subtitle-items-container::-webkit-scrollbar-track{display:none!important;-webkit-appearance:none!important;background:transparent!important}.subtitle-items-container::-webkit-scrollbar-thumb{display:none!important;-webkit-appearance:none!important;background:transparent!important}.subtitle-item{margin:8px 16px!important;padding:12px 16px!important;box-sizing:border-box!important;width:calc(100vw - 32px)!important;max-width:calc(100vw - 32px)!important;border:1px solid #e5e7eb!important;border-radius:8px!important;background:#fff!important;transition:all .2s ease}.subtitle-item:first-child{margin-top:0!important}.subtitle-item:last-child{margin-bottom:90px!important}.subtitle-item.active{background:#fef3c7!important;border:1px solid #e5e7eb!important;box-shadow:none!important;transform:none!important}.subtitle-item.active .subtitle-time{color:#f59e0b!important;font-weight:600!important}.subtitle-item.active .subtitle-text{font-weight:600!important;color:#111827!important}.subtitle-item.reading-mode-active{background:#fef3c7!important;border:1px solid #e5e7eb!important;box-shadow:none!important;transform:none!important}.subtitle-text,.subtitle-translation{word-wrap:break-word;word-break:break-word;overflow-wrap:break-word}.toolbar-speed-container{position:relative}.speed-menu{bottom:calc(100% + 8px);min-width:100px}.speed-option{min-height:48px;padding:14px 18px;font-size:16px}.speed-option:active{background:#f0fdf4}.speed-option.active:active{background:#388e3c}}@media (pointer: coarse){.mobile-bottom-toolbar{display:flex!important}}.action-sheet-overlay{position:fixed;inset:0;background:#00000059;z-index:1100;touch-action:none;overscroll-behavior:contain}.action-sheet{position:fixed;left:0;right:0;bottom:0;z-index:1101;display:flex;justify-content:center;pointer-events:none;overscroll-behavior:contain}.action-sheet-panel{pointer-events:auto;width:100%;max-width:720px;background:transparent;padding:0;animation:sheetSlideUp .18s ease-out}@keyframes sheetSlideUp{0%{transform:translateY(12px);opacity:.9}to{transform:translateY(0);opacity:1}}.action-sheet-item{display:flex;align-items:center;gap:12px;width:100%;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:14px 16px;cursor:pointer;text-align:left;height:56px}.action-sheet-item:active{background:#f9fafb}.asi-left{color:#111827;display:flex;align-items:center;justify-content:center;width:28px}.asi-text{flex:1;color:#111827;font-size:16px;font-weight:500;line-height:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.asi-right{color:#9ca3af;font-size:20px;width:24px;display:flex;align-items:center;justify-content:flex-end}.action-sheet-cancel{width:100%;margin-top:10px;background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px 16px;font-size:16px}.sheet-card{position:relative;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:16px 16px 0 0;padding:6px 0 0;touch-action:none}.sheet-list{display:flex;flex-direction:column;gap:10px;padding:0 12px calc(24px + env(safe-area-inset-bottom,0px))}.sheet-subcard{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px 16px}.sheet-subcard.sheet-row{height:56px;padding:14px 16px;display:flex;align-items:center}.sheet-subcard.sheet-row .font-size-row{display:flex;align-items:center;gap:12px;width:100%}.sheet-subcard.sheet-row .font-size-slider{flex:1;width:100%;min-width:0}.sheet-handle{width:44px;height:5px;border-radius:9999px;background:#d1d5db;margin:6px auto 10px;touch-action:none}.sheet-subcard input[type=range]{accent-color:#10b981}.sheet-section-title{color:#6b7280;font-size:14px;padding:0 12px;margin:10px 0 6px}.ios-switch{position:relative;display:inline-block;width:52px;height:30px}.ios-switch input{opacity:0;width:0;height:0}.ios-switch .slider{position:absolute;cursor:pointer;inset:0;background:#e5e7eb;border-radius:9999px;transition:background .2s ease}.ios-switch .slider:before{content:"";position:absolute;height:22px;width:22px;left:4px;top:4px;background:#fff;border-radius:9999px;box-shadow:0 1px 3px #0003;transition:transform .2s ease}.ios-switch input:checked+.slider{background:#10b981}.ios-switch input:checked+.slider:before{transform:translate(22px)}.subtitle-segmented{position:relative;display:flex;align-items:center;height:32px;width:180px;max-width:58vw;padding:2px;border-radius:9999px;background:#f3f4f6;border:1px solid #e5e7eb;box-shadow:0 1px 2px #0000000f;overflow:hidden;-webkit-user-select:none;-moz-user-select:none;user-select:none}.subtitle-segmented-thumb{position:absolute;top:2px;left:2px;height:calc(100% - 4px);width:calc((100% - 4px) / 3);background:#10b981;border-radius:9999px;transition:transform .26s cubic-bezier(.22,1,.36,1);box-shadow:0 6px 18px #10b9812e}.subtitle-segmented[data-mode=en] .subtitle-segmented-thumb{transform:translate(100%)}.subtitle-segmented[data-mode=zh] .subtitle-segmented-thumb{transform:translate(200%)}.subtitle-segmented-btn{position:relative;z-index:1;flex:1;min-width:0;height:28px;padding:0 10px;border:none;background:transparent;color:#6b7280;font-size:13px;font-weight:700;border-radius:9999px}.subtitle-segmented-btn.active{color:#fff}.subtitle-segmented-btn:focus-visible{outline:2px solid rgba(16,185,129,.8);outline-offset:2px}.flashcards-page .word-cards-grid,.flashcards-page .phrase-cards-grid,.flashcards-page .expression-cards-grid{margin-top:0!important;padding:0 0 40px!important;gap:1.5rem!important;overflow:visible!important;flex:none!important;min-height:auto!important;align-items:stretch!important}.flashcards-page .word-card{margin:0!important;height:100%!important;box-sizing:border-box!important;display:flex!important;flex-direction:column!important}.flashcards-page .word-card>*:not(.word-card-footer){flex-shrink:0!important}.flashcards-page .jump-button{display:none!important}.flashcards-page .word-card-footer{display:flex!important;justify-content:center!important;margin-top:auto!important;padding-top:1rem!important;flex-shrink:0!important}@media (min-width: 769px){body.toolbar-popover-open .subtitle-header-controls{pointer-events:none!important}.desktop-loop-popover{pointer-events:auto;position:fixed;z-index:10050;min-width:0;background:#fff;border:1px solid #e5e7eb;border-radius:10px;box-shadow:0 8px 24px #0000001f;padding:8px;overflow:hidden}.dlp-title{color:#6b7280;font-size:12px;padding:6px 8px 4px}.dlp-item{display:flex;align-items:center;gap:10px;height:36px;padding:0 10px;border-radius:8px;cursor:pointer}.dlp-item:hover{background:#f3f4f6}.dlp-icon{width:20px;display:flex;align-items:center;justify-content:center;color:#4a4a4a}.dlp-text{flex:1;color:#111827;font-size:14px}.dlp-check{width:18px;display:flex;align-items:center;justify-content:center;color:#10b981}.dlp-divider{height:1px;background:#eef2f7;margin:6px 0}.dlp-settings{padding:6px 8px 2px;display:flex;align-items:center;gap:10px}.dlp-settings label{color:#6b7280;font-size:12px}.dlp-select{border:1px solid #e5e7eb;border-radius:8px;background:#fff;height:30px;padding:0 8px;font-size:12px;color:#111827;-webkit-appearance:none;-moz-appearance:none;appearance:none}.dlp-settings .ios-switch{transform:scale(.9)}}.subtitle-favorites-page{min-height:100vh;background:#f9fafb;display:flex;flex-direction:column}.app.subtitle-favorites-page,.subtitle-favorites-page.app{height:auto;min-height:100vh;max-width:none;padding:0;gap:0;overflow-y:auto}.subtitle-fav-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;display:flex;align-items:center;justify-content:space-between;padding:calc(env(safe-area-inset-top,0px) + .75rem) .75rem .75rem;background:#fff;box-shadow:none}.subtitle-fav-header.manage-mode{box-shadow:none}.subtitle-fav-back{background:transparent;border:none;width:40px;height:40px;padding:0;display:flex;align-items:center;justify-content:center;color:#6b7280;border-radius:8px}.subtitle-fav-back:active{background:#f0fdf4}.subtitle-fav-header.manage-mode .subtitle-fav-back{width:auto;height:auto;padding:0;border-radius:0;background:transparent}.subtitle-fav-header.manage-mode .subtitle-fav-back:active{background:transparent}.subtitle-fav-back-text{font-size:15px;color:#4b5563}.subtitle-fav-title{position:absolute;left:50%;transform:translate(-50%);pointer-events:none;font-size:18px;font-weight:600;color:#1f2937;text-align:center}.subtitle-fav-header.manage-mode .subtitle-fav-title{font-size:16px}.subtitle-fav-tabs{display:flex;align-items:center;justify-content:center;gap:24px;padding:10px 16px 0;background:#fff}.subtitle-fav-tab{position:relative;padding-bottom:6px;font-size:15px;color:#6b7280;border:none;background:transparent}.subtitle-fav-tab.active{color:#16a34a;font-weight:600}.subtitle-fav-tab.active:after{content:"";position:absolute;left:50%;bottom:0;width:24px;height:3px;border-radius:999px;background:#16a34a;transform:translate(-50%)}.subtitle-fav-header-right{display:flex;align-items:center;gap:8px;font-size:13px;color:#6b7280}.subtitle-fav-count{padding:3px 8px;border-radius:999px;background:#f3f4f6}.subtitle-fav-manage{padding:4px 10px;border-radius:999px;border:none;font-size:12px;color:#4b5563;background:#f3f4f6;min-width:64px}.subtitle-fav-manage:active{background:#e5e7eb}.subtitle-fav-select-all{padding:0;border:none;background:transparent;font-size:15px;color:#16a34a}.subtitle-fav-select-all:active{opacity:.6}.subtitle-fav-content{padding:8px 16px 24px;flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch}.subtitle-fav-empty{padding:32px 16px;text-align:center;color:#6b7280;font-size:14px}.subtitle-fav-group{margin-top:16px}.subtitle-fav-group-label{margin:4px 4px 8px;font-size:13px;color:#6b7280}.subtitle-fav-card{background:#fff;border-radius:10px;padding:12px 12px 10px;margin-bottom:10px;box-shadow:0 1px 4px #0f172a0f}.subtitle-fav-card.manage{padding-left:10px}.subtitle-fav-card.selected{border:1px solid #22c55e}.subtitle-fav-card-header{display:flex;align-items:center}.subtitle-fav-select{width:22px;height:22px;border-radius:999px;border:1px solid #d1d5db;margin-right:8px;background:#fff;display:flex;align-items:center;justify-content:center}.subtitle-fav-select.selected{border-color:#22c55e;background:#22c55e;color:#fff}.subtitle-fav-video-info{flex:1;min-width:0;font-size:13px;color:#6b7280;display:flex;align-items:center;gap:4px}.subtitle-fav-video-title{max-width:12em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.subtitle-fav-dot{color:#9ca3af}.subtitle-fav-time{font-variant-numeric:tabular-nums}.subtitle-fav-delete{background:transparent;border:none;color:#9ca3af;padding:4px}.subtitle-fav-text-en{margin-top:6px;font-size:16px;font-weight:600;line-height:1.5;color:#111827}.subtitle-fav-text-cn{margin-top:4px;font-size:14px;line-height:1.4;color:#4b5563}.subtitle-fav-actions{margin-top:8px;display:flex;align-items:center;justify-content:space-between}.subtitle-fav-play{display:inline-flex;align-items:center;gap:4px;padding:4px 8px;border-radius:999px;border:none;font-size:14px;color:#047857;background:#ecfdf5}.subtitle-fav-play:active{background:#bbf7d0}.subtitle-fav-practice{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:999px;border:none;font-size:14px;color:#2563eb;background:#eff6ff}.subtitle-fav-practice:active{background:#dbeafe}.subtitle-fav-more-wrapper{position:relative;margin-left:auto}.subtitle-fav-more{background:transparent;border:none;padding:4px;border-radius:999px;display:flex;align-items:center;justify-content:center;color:#9ca3af}.subtitle-fav-more:active{background:#f3f4f6}.subtitle-fav-more-dot{width:3px;height:3px;border-radius:999px;background:currentColor;margin:0 1px}.subtitle-fav-menu{position:absolute;top:28px;right:0;min-width:96px;background:#fff;border-radius:10px;box-shadow:0 12px 24px #0f172a2e;padding:4px 0;z-index:50}.subtitle-fav-menu button{width:100%;padding:8px 14px;border:none;background:transparent;text-align:left;font-size:14px;color:#111827}.subtitle-fav-menu button+button{border-top:1px solid #f3f4f6}.subtitle-fav-menu button:active{background:#f3f4f6}.subtitle-fav-menu button.danger{color:#dc2626}.subtitle-fav-toast{position:fixed;left:50%;bottom:calc(18px + env(safe-area-inset-bottom,0px));transform:translate(-50%);max-width:80%;padding:8px 14px;border-radius:999px;background:#ecfdf5;color:#065f46;border:1px solid #10b981;box-shadow:0 6px 18px #10b98126;display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;z-index:80}.subtitle-fav-toast.error{background:#fef2f2;color:#b91c1c;border-color:#f97373;box-shadow:0 6px 18px #f8717133}.subtitle-fav-bottom-bar{position:fixed;left:0;right:0;bottom:0;padding:8px 12px calc(8px + env(safe-area-inset-bottom,0px));background:#fffffff5;box-shadow:0 -4px 12px #0f172a1f;display:flex;align-items:center;justify-content:space-between;z-index:40}.subtitle-fav-bottom-text{font-size:13px;color:#4b5563}.subtitle-fav-bottom-copy{min-width:120px;height:36px;border-radius:999px;border:none;font-size:14px;font-weight:500;color:#fff;background:#22c55e;transition:background-color .15s ease,color .15s ease}.subtitle-fav-bottom-copy:disabled{background:#f3f4f6;color:#9ca3af}.subtitle-fav-card.word-phrase{padding-bottom:12px}.word-fav-header-main{display:flex;align-items:center;justify-content:flex-start;gap:8px;width:100%}.word-fav-word{font-size:17px;font-weight:600;color:#111827;word-break:break-word}.word-fav-meta{display:flex;align-items:center;gap:6px}.word-fav-tag{padding:2px 6px;border-radius:999px;font-size:11px;line-height:1.2;background:#e0f2fe;color:#1d4ed8}.word-fav-tag.phrase{background:#f3e8ff;color:#7c3aed}.word-fav-ipa-btn{border:none;background:#f3f4f6;border-radius:999px;padding:4px;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;color:#6b7280}.word-fav-ipa-btn:active{background:#e5e7eb}.word-fav-phonetic{font-size:14px;color:#6b7280}.word-fav-chinese{margin-top:4px;font-size:14px;color:#4b5563}.word-fav-footer{margin-top:10px;display:flex;align-items:center;justify-content:space-between}.word-fav-phonetic-row{margin-top:4px;display:flex;align-items:center;gap:6px}.word-fav-video-info{max-width:70%}*,:before,:after{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x: 0;--tw-border-spacing-y: 0;--tw-translate-x: 0;--tw-translate-y: 0;--tw-rotate: 0;--tw-skew-x: 0;--tw-skew-y: 0;--tw-scale-x: 1;--tw-scale-y: 1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness: proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width: 0px;--tw-ring-offset-color: #fff;--tw-ring-color: rgb(59 130 246 / .5);--tw-ring-offset-shadow: 0 0 #0000;--tw-ring-shadow: 0 0 #0000;--tw-shadow: 0 0 #0000;--tw-shadow-colored: 0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.\!container{width:100%!important}.container{width:100%}@media (min-width: 640px){.\!container{max-width:640px!important}.container{max-width:640px}}@media (min-width: 768px){.\!container{max-width:768px!important}.container{max-width:768px}}@media (min-width: 1024px){.\!container{max-width:1024px!important}.container{max-width:1024px}}@media (min-width: 1280px){.\!container{max-width:1280px!important}.container{max-width:1280px}}@media (min-width: 1536px){.\!container{max-width:1536px!important}.container{max-width:1536px}}.pointer-events-none{pointer-events:none}.\!visible{visibility:visible!important}.visible{visibility:visible}.invisible{visibility:hidden}.collapse{visibility:collapse}.static{position:static}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.inset-0{inset:0}.left-1\/2{left:50%}.right-0{right:0}.top-0{top:0}.top-1\/2{top:50%}.top-6{top:1.5rem}.isolate{isolation:isolate}.z-20{z-index:20}.z-40{z-index:40}.z-50{z-index:50}.mx-auto{margin-left:auto;margin-right:auto}.-ml-1{margin-left:-.25rem}.mb-1{margin-bottom:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-5{margin-bottom:1.25rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.ml-0\.5{margin-left:.125rem}.ml-1{margin-left:.25rem}.ml-2{margin-left:.5rem}.ml-3{margin-left:.75rem}.ml-4{margin-left:1rem}.mr-1{margin-right:.25rem}.mr-2{margin-right:.5rem}.mr-3{margin-right:.75rem}.mt-0\.5{margin-top:.125rem}.mt-1{margin-top:.25rem}.mt-10{margin-top:2.5rem}.mt-2{margin-top:.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.mt-5{margin-top:1.25rem}.mt-6{margin-top:1.5rem}.mt-7{margin-top:1.75rem}.mt-8{margin-top:2rem}.line-clamp-2{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.block{display:block}.inline-block{display:inline-block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.aspect-square{aspect-ratio:1 / 1}.aspect-video{aspect-ratio:16 / 9}.h-10{height:2.5rem}.h-12{height:3rem}.h-16{height:4rem}.h-2{height:.5rem}.h-20{height:5rem}.h-3{height:.75rem}.h-4{height:1rem}.h-5{height:1.25rem}.h-6{height:1.5rem}.h-8{height:2rem}.h-full{height:100%}.max-h-40{max-height:10rem}.max-h-48{max-height:12rem}.max-h-96{max-height:24rem}.max-h-\[500px\]{max-height:500px}.max-h-\[90vh\]{max-height:90vh}.min-h-\[120px\]{min-height:120px}.min-h-screen{min-height:100vh}.w-1\/4{width:25%}.w-1\/5{width:20%}.w-10{width:2.5rem}.w-12{width:3rem}.w-16{width:4rem}.w-2{width:.5rem}.w-20{width:5rem}.w-24{width:6rem}.w-28{width:7rem}.w-3{width:.75rem}.w-3\/4{width:75%}.w-32{width:8rem}.w-4{width:1rem}.w-5{width:1.25rem}.w-5\/6{width:83.333333%}.w-6{width:1.5rem}.w-8{width:2rem}.w-fit{width:-moz-fit-content;width:fit-content}.w-full{width:100%}.min-w-0{min-width:0px}.min-w-full{min-width:100%}.max-w-3xl{max-width:48rem}.max-w-4xl{max-width:56rem}.max-w-5xl{max-width:64rem}.max-w-6xl{max-width:72rem}.max-w-7xl{max-width:80rem}.max-w-\[220px\]{max-width:220px}.max-w-md{max-width:28rem}.max-w-xs{max-width:20rem}.flex-1{flex:1 1 0%}.flex-shrink-0{flex-shrink:0}.-translate-x-1\/2{--tw-translate-x: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-y-1{--tw-translate-y: -.25rem;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-y-1\/2{--tw-translate-y: -50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.translate-y-0{--tw-translate-y: 0px;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.scale-110{--tw-scale-x: 1.1;--tw-scale-y: 1.1;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes pulse{50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@keyframes spin{to{transform:rotate(360deg)}}.animate-spin{animation:spin 1s linear infinite}.cursor-not-allowed{cursor:not-allowed}.cursor-pointer{cursor:pointer}.resize-y{resize:vertical}.resize{resize:both}.list-inside{list-style-position:inside}.list-disc{list-style-type:disc}.grid-cols-1{grid-template-columns:repeat(1,minmax(0,1fr))}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-start{align-items:flex-start}.items-center{align-items:center}.items-stretch{align-items:stretch}.justify-end{justify-content:flex-end}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-5{gap:1.25rem}.gap-6{gap:1.5rem}.space-x-1>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.25rem * var(--tw-space-x-reverse));margin-left:calc(.25rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-1\.5>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.375rem * var(--tw-space-x-reverse));margin-left:calc(.375rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-2>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.5rem * var(--tw-space-x-reverse));margin-left:calc(.5rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-3>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(.75rem * var(--tw-space-x-reverse));margin-left:calc(.75rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-4>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(1rem * var(--tw-space-x-reverse));margin-left:calc(1rem * calc(1 - var(--tw-space-x-reverse)))}.space-x-6>:not([hidden])~:not([hidden]){--tw-space-x-reverse: 0;margin-right:calc(1.5rem * var(--tw-space-x-reverse));margin-left:calc(1.5rem * calc(1 - var(--tw-space-x-reverse)))}.space-y-0\.5>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.125rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.125rem * var(--tw-space-y-reverse))}.space-y-1>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.25rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.25rem * var(--tw-space-y-reverse))}.space-y-2>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.5rem * var(--tw-space-y-reverse))}.space-y-3>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(.75rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(.75rem * var(--tw-space-y-reverse))}.space-y-4>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(1rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1rem * var(--tw-space-y-reverse))}.space-y-6>:not([hidden])~:not([hidden]){--tw-space-y-reverse: 0;margin-top:calc(1.5rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(1.5rem * var(--tw-space-y-reverse))}.divide-y>:not([hidden])~:not([hidden]){--tw-divide-y-reverse: 0;border-top-width:calc(1px * calc(1 - var(--tw-divide-y-reverse)));border-bottom-width:calc(1px * var(--tw-divide-y-reverse))}.divide-gray-200>:not([hidden])~:not([hidden]){--tw-divide-opacity: 1;border-color:rgb(229 231 235 / var(--tw-divide-opacity, 1))}.overflow-hidden{overflow:hidden}.overflow-x-auto{overflow-x:auto}.overflow-y-auto{overflow-y:auto}.overflow-x-hidden{overflow-x:hidden}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.whitespace-nowrap{white-space:nowrap}.break-all{word-break:break-all}.rounded{border-radius:.25rem}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:.5rem}.rounded-md{border-radius:.375rem}.rounded-xl{border-radius:.75rem}.border{border-width:1px}.border-2{border-width:2px}.border-b{border-bottom-width:1px}.border-b-2{border-bottom-width:2px}.border-l-4{border-left-width:4px}.border-t{border-top-width:1px}.border-dashed{border-style:dashed}.border-amber-400{--tw-border-opacity: 1;border-color:rgb(251 191 36 / var(--tw-border-opacity, 1))}.border-blue-200{--tw-border-opacity: 1;border-color:rgb(191 219 254 / var(--tw-border-opacity, 1))}.border-blue-400{--tw-border-opacity: 1;border-color:rgb(96 165 250 / var(--tw-border-opacity, 1))}.border-blue-500{--tw-border-opacity: 1;border-color:rgb(59 130 246 / var(--tw-border-opacity, 1))}.border-blue-600{--tw-border-opacity: 1;border-color:rgb(37 99 235 / var(--tw-border-opacity, 1))}.border-emerald-100{--tw-border-opacity: 1;border-color:rgb(209 250 229 / var(--tw-border-opacity, 1))}.border-gray-100{--tw-border-opacity: 1;border-color:rgb(243 244 246 / var(--tw-border-opacity, 1))}.border-gray-200{--tw-border-opacity: 1;border-color:rgb(229 231 235 / var(--tw-border-opacity, 1))}.border-gray-300{--tw-border-opacity: 1;border-color:rgb(209 213 219 / var(--tw-border-opacity, 1))}.border-gray-800{--tw-border-opacity: 1;border-color:rgb(31 41 55 / var(--tw-border-opacity, 1))}.border-green-200{--tw-border-opacity: 1;border-color:rgb(187 247 208 / var(--tw-border-opacity, 1))}.border-green-400{--tw-border-opacity: 1;border-color:rgb(74 222 128 / var(--tw-border-opacity, 1))}.border-purple-200{--tw-border-opacity: 1;border-color:rgb(233 213 255 / var(--tw-border-opacity, 1))}.border-purple-400{--tw-border-opacity: 1;border-color:rgb(192 132 252 / var(--tw-border-opacity, 1))}.border-red-200{--tw-border-opacity: 1;border-color:rgb(254 202 202 / var(--tw-border-opacity, 1))}.border-red-500{--tw-border-opacity: 1;border-color:rgb(239 68 68 / var(--tw-border-opacity, 1))}.border-slate-200{--tw-border-opacity: 1;border-color:rgb(226 232 240 / var(--tw-border-opacity, 1))}.border-transparent{border-color:transparent}.border-yellow-200{--tw-border-opacity: 1;border-color:rgb(254 240 138 / var(--tw-border-opacity, 1))}.bg-amber-100{--tw-bg-opacity: 1;background-color:rgb(254 243 199 / var(--tw-bg-opacity, 1))}.bg-amber-50{--tw-bg-opacity: 1;background-color:rgb(255 251 235 / var(--tw-bg-opacity, 1))}.bg-black{--tw-bg-opacity: 1;background-color:rgb(0 0 0 / var(--tw-bg-opacity, 1))}.bg-blue-100{--tw-bg-opacity: 1;background-color:rgb(219 234 254 / var(--tw-bg-opacity, 1))}.bg-blue-200{--tw-bg-opacity: 1;background-color:rgb(191 219 254 / var(--tw-bg-opacity, 1))}.bg-blue-50{--tw-bg-opacity: 1;background-color:rgb(239 246 255 / var(--tw-bg-opacity, 1))}.bg-blue-500{--tw-bg-opacity: 1;background-color:rgb(59 130 246 / var(--tw-bg-opacity, 1))}.bg-blue-600{--tw-bg-opacity: 1;background-color:rgb(37 99 235 / var(--tw-bg-opacity, 1))}.bg-emerald-50{--tw-bg-opacity: 1;background-color:rgb(236 253 245 / var(--tw-bg-opacity, 1))}.bg-emerald-50\/95{background-color:#ecfdf5f2}.bg-emerald-600{--tw-bg-opacity: 1;background-color:rgb(5 150 105 / var(--tw-bg-opacity, 1))}.bg-emerald-700{--tw-bg-opacity: 1;background-color:rgb(4 120 87 / var(--tw-bg-opacity, 1))}.bg-gray-100{--tw-bg-opacity: 1;background-color:rgb(243 244 246 / var(--tw-bg-opacity, 1))}.bg-gray-200{--tw-bg-opacity: 1;background-color:rgb(229 231 235 / var(--tw-bg-opacity, 1))}.bg-gray-300{--tw-bg-opacity: 1;background-color:rgb(209 213 219 / var(--tw-bg-opacity, 1))}.bg-gray-50{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1))}.bg-gray-500{--tw-bg-opacity: 1;background-color:rgb(107 114 128 / var(--tw-bg-opacity, 1))}.bg-gray-600{--tw-bg-opacity: 1;background-color:rgb(75 85 99 / var(--tw-bg-opacity, 1))}.bg-green-100{--tw-bg-opacity: 1;background-color:rgb(220 252 231 / var(--tw-bg-opacity, 1))}.bg-green-50{--tw-bg-opacity: 1;background-color:rgb(240 253 244 / var(--tw-bg-opacity, 1))}.bg-green-500{--tw-bg-opacity: 1;background-color:rgb(34 197 94 / var(--tw-bg-opacity, 1))}.bg-green-600{--tw-bg-opacity: 1;background-color:rgb(22 163 74 / var(--tw-bg-opacity, 1))}.bg-indigo-600{--tw-bg-opacity: 1;background-color:rgb(79 70 229 / var(--tw-bg-opacity, 1))}.bg-purple-100{--tw-bg-opacity: 1;background-color:rgb(243 232 255 / var(--tw-bg-opacity, 1))}.bg-purple-50{--tw-bg-opacity: 1;background-color:rgb(250 245 255 / var(--tw-bg-opacity, 1))}.bg-purple-500{--tw-bg-opacity: 1;background-color:rgb(168 85 247 / var(--tw-bg-opacity, 1))}.bg-purple-600{--tw-bg-opacity: 1;background-color:rgb(147 51 234 / var(--tw-bg-opacity, 1))}.bg-red-100{--tw-bg-opacity: 1;background-color:rgb(254 226 226 / var(--tw-bg-opacity, 1))}.bg-red-50{--tw-bg-opacity: 1;background-color:rgb(254 242 242 / var(--tw-bg-opacity, 1))}.bg-red-500{--tw-bg-opacity: 1;background-color:rgb(239 68 68 / var(--tw-bg-opacity, 1))}.bg-red-600{--tw-bg-opacity: 1;background-color:rgb(220 38 38 / var(--tw-bg-opacity, 1))}.bg-sky-100{--tw-bg-opacity: 1;background-color:rgb(224 242 254 / var(--tw-bg-opacity, 1))}.bg-slate-50{--tw-bg-opacity: 1;background-color:rgb(248 250 252 / var(--tw-bg-opacity, 1))}.bg-white{--tw-bg-opacity: 1;background-color:rgb(255 255 255 / var(--tw-bg-opacity, 1))}.bg-white\/20{background-color:#fff3}.bg-white\/80{background-color:#fffc}.bg-white\/85{background-color:#ffffffd9}.bg-white\/90{background-color:#ffffffe6}.bg-yellow-100{--tw-bg-opacity: 1;background-color:rgb(254 249 195 / var(--tw-bg-opacity, 1))}.bg-yellow-200{--tw-bg-opacity: 1;background-color:rgb(254 240 138 / var(--tw-bg-opacity, 1))}.bg-yellow-50{--tw-bg-opacity: 1;background-color:rgb(254 252 232 / var(--tw-bg-opacity, 1))}.bg-yellow-500{--tw-bg-opacity: 1;background-color:rgb(234 179 8 / var(--tw-bg-opacity, 1))}.bg-yellow-600{--tw-bg-opacity: 1;background-color:rgb(202 138 4 / var(--tw-bg-opacity, 1))}.bg-opacity-50{--tw-bg-opacity: .5}.bg-opacity-75{--tw-bg-opacity: .75}.bg-gradient-to-br{background-image:linear-gradient(to bottom right,var(--tw-gradient-stops))}.bg-gradient-to-r{background-image:linear-gradient(to right,var(--tw-gradient-stops))}.from-\[\#a8edea\]{--tw-gradient-from: #a8edea var(--tw-gradient-from-position);--tw-gradient-to: rgb(168 237 234 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-blue-500{--tw-gradient-from: #3b82f6 var(--tw-gradient-from-position);--tw-gradient-to: rgb(59 130 246 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.from-emerald-500{--tw-gradient-from: #10b981 var(--tw-gradient-from-position);--tw-gradient-to: rgb(16 185 129 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.via-white{--tw-gradient-to: rgb(255 255 255 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), #fff var(--tw-gradient-via-position), var(--tw-gradient-to)}.to-\[\#fed6e3\]{--tw-gradient-to: #fed6e3 var(--tw-gradient-to-position)}.to-purple-600{--tw-gradient-to: #9333ea var(--tw-gradient-to-position)}.to-violet-500{--tw-gradient-to: #8b5cf6 var(--tw-gradient-to-position)}.bg-clip-text{-webkit-background-clip:text;background-clip:text}.object-contain{-o-object-fit:contain;object-fit:contain}.object-cover{-o-object-fit:cover;object-fit:cover}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-3{padding:.75rem}.p-4{padding:1rem}.p-5{padding:1.25rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.px-1{padding-left:.25rem;padding-right:.25rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-2\.5{padding-left:.625rem;padding-right:.625rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-6{padding-left:1.5rem;padding-right:1.5rem}.py-0\.5{padding-top:.125rem;padding-bottom:.125rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-12{padding-top:3rem;padding-bottom:3rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-2\.5{padding-top:.625rem;padding-bottom:.625rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-4{padding-top:1rem;padding-bottom:1rem}.py-6{padding-top:1.5rem;padding-bottom:1.5rem}.py-8{padding-top:2rem;padding-bottom:2rem}.pt-1{padding-top:.25rem}.pt-2{padding-top:.5rem}.pt-4{padding-top:1rem}.pt-6{padding-top:1.5rem}.text-left{text-align:left}.text-center{text-align:center}.font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.text-2xl{font-size:1.5rem;line-height:2rem}.text-3xl{font-size:1.875rem;line-height:2.25rem}.text-4xl{font-size:2.25rem;line-height:2.5rem}.text-\[clamp\(14px\,4\.5vw\,52px\)\]{font-size:clamp(14px,4.5vw,52px)}.text-base{font-size:1rem;line-height:1.5rem}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.text-xs{font-size:.75rem;line-height:1rem}.font-bold{font-weight:700}.font-medium{font-weight:500}.font-normal{font-weight:400}.font-semibold{font-weight:600}.uppercase{text-transform:uppercase}.italic{font-style:italic}.leading-relaxed{line-height:1.625}.tracking-tight{letter-spacing:-.025em}.text-amber-600{--tw-text-opacity: 1;color:rgb(217 119 6 / var(--tw-text-opacity, 1))}.text-amber-700{--tw-text-opacity: 1;color:rgb(180 83 9 / var(--tw-text-opacity, 1))}.text-amber-800{--tw-text-opacity: 1;color:rgb(146 64 14 / var(--tw-text-opacity, 1))}.text-black{--tw-text-opacity: 1;color:rgb(0 0 0 / var(--tw-text-opacity, 1))}.text-blue-100{--tw-text-opacity: 1;color:rgb(219 234 254 / var(--tw-text-opacity, 1))}.text-blue-600{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.text-blue-700{--tw-text-opacity: 1;color:rgb(29 78 216 / var(--tw-text-opacity, 1))}.text-blue-800{--tw-text-opacity: 1;color:rgb(30 64 175 / var(--tw-text-opacity, 1))}.text-blue-900{--tw-text-opacity: 1;color:rgb(30 58 138 / var(--tw-text-opacity, 1))}.text-emerald-700{--tw-text-opacity: 1;color:rgb(4 120 87 / var(--tw-text-opacity, 1))}.text-gray-400{--tw-text-opacity: 1;color:rgb(156 163 175 / var(--tw-text-opacity, 1))}.text-gray-500{--tw-text-opacity: 1;color:rgb(107 114 128 / var(--tw-text-opacity, 1))}.text-gray-600{--tw-text-opacity: 1;color:rgb(75 85 99 / var(--tw-text-opacity, 1))}.text-gray-700{--tw-text-opacity: 1;color:rgb(55 65 81 / var(--tw-text-opacity, 1))}.text-gray-800{--tw-text-opacity: 1;color:rgb(31 41 55 / var(--tw-text-opacity, 1))}.text-gray-900{--tw-text-opacity: 1;color:rgb(17 24 39 / var(--tw-text-opacity, 1))}.text-green-500{--tw-text-opacity: 1;color:rgb(34 197 94 / var(--tw-text-opacity, 1))}.text-green-600{--tw-text-opacity: 1;color:rgb(22 163 74 / var(--tw-text-opacity, 1))}.text-green-700{--tw-text-opacity: 1;color:rgb(21 128 61 / var(--tw-text-opacity, 1))}.text-green-800{--tw-text-opacity: 1;color:rgb(22 101 52 / var(--tw-text-opacity, 1))}.text-purple-600{--tw-text-opacity: 1;color:rgb(147 51 234 / var(--tw-text-opacity, 1))}.text-purple-700{--tw-text-opacity: 1;color:rgb(126 34 206 / var(--tw-text-opacity, 1))}.text-purple-800{--tw-text-opacity: 1;color:rgb(107 33 168 / var(--tw-text-opacity, 1))}.text-purple-900{--tw-text-opacity: 1;color:rgb(88 28 135 / var(--tw-text-opacity, 1))}.text-red-500{--tw-text-opacity: 1;color:rgb(239 68 68 / var(--tw-text-opacity, 1))}.text-red-600{--tw-text-opacity: 1;color:rgb(220 38 38 / var(--tw-text-opacity, 1))}.text-red-800{--tw-text-opacity: 1;color:rgb(153 27 27 / var(--tw-text-opacity, 1))}.text-sky-800{--tw-text-opacity: 1;color:rgb(7 89 133 / var(--tw-text-opacity, 1))}.text-slate-500{--tw-text-opacity: 1;color:rgb(100 116 139 / var(--tw-text-opacity, 1))}.text-slate-600{--tw-text-opacity: 1;color:rgb(71 85 105 / var(--tw-text-opacity, 1))}.text-slate-700{--tw-text-opacity: 1;color:rgb(51 65 85 / var(--tw-text-opacity, 1))}.text-slate-900{--tw-text-opacity: 1;color:rgb(15 23 42 / var(--tw-text-opacity, 1))}.text-transparent{color:transparent}.text-white{--tw-text-opacity: 1;color:rgb(255 255 255 / var(--tw-text-opacity, 1))}.text-yellow-500{--tw-text-opacity: 1;color:rgb(234 179 8 / var(--tw-text-opacity, 1))}.text-yellow-600{--tw-text-opacity: 1;color:rgb(202 138 4 / var(--tw-text-opacity, 1))}.text-yellow-800{--tw-text-opacity: 1;color:rgb(133 77 14 / var(--tw-text-opacity, 1))}.underline{text-decoration-line:underline}.opacity-0{opacity:0}.opacity-100{opacity:1}.opacity-25{opacity:.25}.opacity-50{opacity:.5}.opacity-75{opacity:.75}.shadow{--tw-shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--tw-shadow-colored: 0 1px 3px 0 var(--tw-shadow-color), 0 1px 2px -1px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-2xl{--tw-shadow: 0 25px 50px -12px rgb(0 0 0 / .25);--tw-shadow-colored: 0 25px 50px -12px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-lg{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-md{--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--tw-shadow-colored: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -2px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-sm{--tw-shadow: 0 1px 2px 0 rgb(0 0 0 / .05);--tw-shadow-colored: 0 1px 2px 0 var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.shadow-xl{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.outline{outline-style:solid}.blur{--tw-blur: blur(8px);filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.drop-shadow{--tw-drop-shadow: drop-shadow(0 1px 2px rgb(0 0 0 / .1)) drop-shadow(0 1px 1px rgb(0 0 0 / .06));filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.backdrop-blur{--tw-backdrop-blur: blur(8px);-webkit-backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia)}.backdrop-blur-md{--tw-backdrop-blur: blur(12px);-webkit-backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia);backdrop-filter:var(--tw-backdrop-blur) var(--tw-backdrop-brightness) var(--tw-backdrop-contrast) var(--tw-backdrop-grayscale) var(--tw-backdrop-hue-rotate) var(--tw-backdrop-invert) var(--tw-backdrop-opacity) var(--tw-backdrop-saturate) var(--tw-backdrop-sepia)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-colors{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-opacity{transition-property:opacity;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-transform{transition-property:transform;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.duration-200{transition-duration:.2s}.duration-300{transition-duration:.3s}.ease-in-out{transition-timing-function:cubic-bezier(.4,0,.2,1)}.ease-out{transition-timing-function:cubic-bezier(0,0,.2,1)}.word-cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1rem;padding:1rem;transform:translateZ(0);will-change:transform;contain:layout style paint}@keyframes skeleton-loading{0%{background-position:-200px 0}to{background-position:calc(200px + 100%) 0}}.animate-pulse{background:linear-gradient(90deg,#f0f0f0 25%,#e0e0e0,#f0f0f0 75%);background-size:200px 100%;animation:skeleton-loading 1.5s infinite}.word-card{transform:translateZ(0);backface-visibility:hidden;contain:layout style paint;transition:transform .2s ease,box-shadow .2s ease}.word-card:hover{transform:translateY(-2px) translateZ(0)}.tab-navigation,.filter-controls{contain:layout style}.reset-progress-btn{display:flex;align-items:center;gap:.5rem;padding:.5rem .75rem;font-size:.875rem;font-weight:500;color:#dc2626;background-color:#fee2e2;border:1px solid #fecaca;border-radius:6px;cursor:pointer;transition:all .2s ease;margin-right:.5rem}.reset-progress-btn:hover{background-color:#fecaca;border-color:#f87171;transform:translateY(-1px)}.reset-progress-btn:active{transform:translateY(0)}.reset-progress-btn svg{flex-shrink:0}.reset-progress-icon-btn{display:flex;align-items:center;justify-content:center;width:24px;height:24px;padding:3px;background:none;border:none;cursor:pointer;transition:all .2s ease;margin-right:.5rem;border-radius:4px}.reset-progress-icon-btn:hover{background-color:#dc26261a;transform:scale(1.1)}.reset-progress-icon-btn:active{transform:scale(.95)}.reset-progress-icon-btn svg{flex-shrink:0;transition:transform .2s ease}.reset-progress-icon-btn:hover svg{transform:rotate(180deg)}@keyframes fadeInOut{0%{opacity:0;transform:translateY(-10px)}10%{opacity:1;transform:translateY(0)}90%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-10px)}}.last\:border-b-0:last-child{border-bottom-width:0px}.hover\:scale-105:hover{--tw-scale-x: 1.05;--tw-scale-y: 1.05;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.hover\:border-blue-300:hover{--tw-border-opacity: 1;border-color:rgb(147 197 253 / var(--tw-border-opacity, 1))}.hover\:border-blue-400:hover{--tw-border-opacity: 1;border-color:rgb(96 165 250 / var(--tw-border-opacity, 1))}.hover\:bg-amber-100:hover{--tw-bg-opacity: 1;background-color:rgb(254 243 199 / var(--tw-bg-opacity, 1))}.hover\:bg-blue-100:hover{--tw-bg-opacity: 1;background-color:rgb(219 234 254 / var(--tw-bg-opacity, 1))}.hover\:bg-blue-50:hover{--tw-bg-opacity: 1;background-color:rgb(239 246 255 / var(--tw-bg-opacity, 1))}.hover\:bg-blue-600:hover{--tw-bg-opacity: 1;background-color:rgb(37 99 235 / var(--tw-bg-opacity, 1))}.hover\:bg-blue-700:hover{--tw-bg-opacity: 1;background-color:rgb(29 78 216 / var(--tw-bg-opacity, 1))}.hover\:bg-emerald-700:hover{--tw-bg-opacity: 1;background-color:rgb(4 120 87 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-100:hover{--tw-bg-opacity: 1;background-color:rgb(243 244 246 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-200:hover{--tw-bg-opacity: 1;background-color:rgb(229 231 235 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-300:hover{--tw-bg-opacity: 1;background-color:rgb(209 213 219 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-50:hover{--tw-bg-opacity: 1;background-color:rgb(249 250 251 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-600:hover{--tw-bg-opacity: 1;background-color:rgb(75 85 99 / var(--tw-bg-opacity, 1))}.hover\:bg-gray-700:hover{--tw-bg-opacity: 1;background-color:rgb(55 65 81 / var(--tw-bg-opacity, 1))}.hover\:bg-green-600:hover{--tw-bg-opacity: 1;background-color:rgb(22 163 74 / var(--tw-bg-opacity, 1))}.hover\:bg-green-700:hover{--tw-bg-opacity: 1;background-color:rgb(21 128 61 / var(--tw-bg-opacity, 1))}.hover\:bg-indigo-700:hover{--tw-bg-opacity: 1;background-color:rgb(67 56 202 / var(--tw-bg-opacity, 1))}.hover\:bg-purple-600:hover{--tw-bg-opacity: 1;background-color:rgb(147 51 234 / var(--tw-bg-opacity, 1))}.hover\:bg-purple-700:hover{--tw-bg-opacity: 1;background-color:rgb(126 34 206 / var(--tw-bg-opacity, 1))}.hover\:bg-red-100:hover{--tw-bg-opacity: 1;background-color:rgb(254 226 226 / var(--tw-bg-opacity, 1))}.hover\:bg-red-50:hover{--tw-bg-opacity: 1;background-color:rgb(254 242 242 / var(--tw-bg-opacity, 1))}.hover\:bg-red-600:hover{--tw-bg-opacity: 1;background-color:rgb(220 38 38 / var(--tw-bg-opacity, 1))}.hover\:bg-red-700:hover{--tw-bg-opacity: 1;background-color:rgb(185 28 28 / var(--tw-bg-opacity, 1))}.hover\:bg-yellow-700:hover{--tw-bg-opacity: 1;background-color:rgb(161 98 7 / var(--tw-bg-opacity, 1))}.hover\:from-\[\#8fe5e2\]:hover{--tw-gradient-from: #8fe5e2 var(--tw-gradient-from-position);--tw-gradient-to: rgb(143 229 226 / 0) var(--tw-gradient-to-position);--tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to)}.hover\:to-\[\#f7c4d8\]:hover{--tw-gradient-to: #f7c4d8 var(--tw-gradient-to-position)}.hover\:text-blue-600:hover{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.hover\:text-blue-800:hover{--tw-text-opacity: 1;color:rgb(30 64 175 / var(--tw-text-opacity, 1))}.hover\:text-gray-600:hover{--tw-text-opacity: 1;color:rgb(75 85 99 / var(--tw-text-opacity, 1))}.hover\:text-gray-700:hover{--tw-text-opacity: 1;color:rgb(55 65 81 / var(--tw-text-opacity, 1))}.hover\:text-gray-900:hover{--tw-text-opacity: 1;color:rgb(17 24 39 / var(--tw-text-opacity, 1))}.hover\:text-green-800:hover{--tw-text-opacity: 1;color:rgb(22 101 52 / var(--tw-text-opacity, 1))}.hover\:text-red-600:hover{--tw-text-opacity: 1;color:rgb(220 38 38 / var(--tw-text-opacity, 1))}.hover\:text-red-800:hover{--tw-text-opacity: 1;color:rgb(153 27 27 / var(--tw-text-opacity, 1))}.hover\:shadow-lg:hover{--tw-shadow: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color), 0 4px 6px -4px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.hover\:shadow-md:hover{--tw-shadow: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--tw-shadow-colored: 0 4px 6px -1px var(--tw-shadow-color), 0 2px 4px -2px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.hover\:shadow-xl:hover{--tw-shadow: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color), 0 8px 10px -6px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.focus\:border-blue-500:focus{--tw-border-opacity: 1;border-color:rgb(59 130 246 / var(--tw-border-opacity, 1))}.focus\:outline-none:focus{outline:2px solid transparent;outline-offset:2px}.focus\:ring-1:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-2:focus{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus\:ring-blue-500:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(59 130 246 / var(--tw-ring-opacity, 1))}.focus\:ring-green-500:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(34 197 94 / var(--tw-ring-opacity, 1))}.focus\:ring-purple-500:focus{--tw-ring-opacity: 1;--tw-ring-color: rgb(168 85 247 / var(--tw-ring-opacity, 1))}.focus-visible\:ring-2:focus-visible{--tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color);--tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color);box-shadow:var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow, 0 0 #0000)}.focus-visible\:ring-emerald-400:focus-visible{--tw-ring-opacity: 1;--tw-ring-color: rgb(52 211 153 / var(--tw-ring-opacity, 1))}.focus-visible\:ring-offset-2:focus-visible{--tw-ring-offset-width: 2px}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.disabled\:bg-blue-400:disabled{--tw-bg-opacity: 1;background-color:rgb(96 165 250 / var(--tw-bg-opacity, 1))}.disabled\:bg-gray-300:disabled{--tw-bg-opacity: 1;background-color:rgb(209 213 219 / var(--tw-bg-opacity, 1))}.disabled\:opacity-50:disabled{opacity:.5}.group:hover .group-hover\:scale-105{--tw-scale-x: 1.05;--tw-scale-y: 1.05;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.group:hover .group-hover\:text-blue-600{--tw-text-opacity: 1;color:rgb(37 99 235 / var(--tw-text-opacity, 1))}.group:hover .group-hover\:opacity-100{opacity:1}@media (min-width: 640px){.sm\:max-w-\[260px\]{max-width:260px}.sm\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.sm\:flex-row{flex-direction:row}.sm\:items-center{align-items:center}.sm\:justify-between{justify-content:space-between}.sm\:p-6{padding:1.5rem}.sm\:px-6{padding-left:1.5rem;padding-right:1.5rem}.sm\:py-10{padding-top:2.5rem;padding-bottom:2.5rem}}@media (min-width: 768px){.md\:col-span-2{grid-column:span 2 / span 2}.md\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (min-width: 1024px){.lg\:col-span-1{grid-column:span 1 / span 1}.lg\:col-span-2{grid-column:span 2 / span 2}.lg\:mt-8{margin-top:2rem}.lg\:block{display:block}.lg\:flex{display:flex}.lg\:hidden{display:none}.lg\:h-6{height:1.5rem}.lg\:w-6{width:1.5rem}.lg\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.lg\:gap-10{gap:2.5rem}.lg\:p-8{padding:2rem}.lg\:px-8{padding-left:2rem;padding-right:2rem}.lg\:text-base{font-size:1rem;line-height:1.5rem}.lg\:font-semibold{font-weight:600}.lg\:text-slate-800{--tw-text-opacity: 1;color:rgb(30 41 59 / var(--tw-text-opacity, 1))}}