*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--bg-primary: #FEFCF3;--bg-secondary: #F5F0E8;--bg-tertiary: #EDE8DC;--bg-hover: #E5DFD0;--bg-card: #FFFFFF;--text-primary: #2C3E50;--text-secondary: #7F8C8D;--text-muted: #95A5A6;--border-color: #E0D8C8;--header-height: 64px;--sidebar-width: 220px;--sidebar-collapsed-width: 72px;--kids-red: #FF6B6B;--kids-blue: #4ECDC4;--kids-yellow: #F7DC6F;--kids-purple: #BB8FCE;--kids-green: #82E0AA;--kids-orange: #F0B27A;--kids-pink: #F1948A;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--shadow-xl: 0 12px 36px rgba(0,0,0,.15);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px}html{font-size:16px;scroll-behavior:smooth}body{font-family:Roboto,Nunito,Arial,sans-serif;background-color:var(--bg-primary);color:var(--text-primary);overflow-x:hidden;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{border:none;cursor:pointer;font-family:inherit;background:transparent;color:inherit}img{display:block;max-width:100%}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#bdc3c7}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton-thumbnail,.skeleton-avatar,.skeleton-line,.skeleton-banner,.video-player-skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-secondary) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}.video-card-skeleton{display:flex;flex-direction:column;gap:12px}.skeleton-thumbnail{aspect-ratio:16/9;width:100%;border-radius:var(--radius-lg)}.skeleton-info{display:flex;gap:12px}.skeleton-avatar{width:36px;height:36px;border-radius:50%;flex-shrink:0}.skeleton-text{flex:1;display:flex;flex-direction:column;gap:8px}.skeleton-line{height:14px;border-radius:4px}.skeleton-line.long{width:85%}.skeleton-line.short{width:55%}.skeleton-banner{height:150px;width:100%}.video-player-skeleton{aspect-ratio:16/9;width:100%}.app{min-height:100vh;display:flex;flex-direction:column}.app.dark{--bg-primary: #0f0f0f;--bg-secondary: #1a1a1a;--bg-tertiary: #272727;--bg-hover: #3a3a3a;--bg-card: #1a1a1a;--text-primary: #f1f1f1;--text-secondary: #aaaaaa;--text-muted: #717171;--border-color: #3a3a3a;--kids-red: #ff4444}.app-body{display:flex;margin-top:var(--header-height);min-height:calc(100vh - var(--header-height))}.main-content{flex:1;margin-left:var(--sidebar-width);padding:16px 24px 40px;transition:margin-left .25s ease;min-width:0}@media(max-width:1024px){.main-content{margin-left:0;padding:12px 16px 40px}}.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:linear-gradient(135deg,var(--kids-red),#FF8E8E);display:flex;align-items:center;justify-content:space-between;padding:0 16px;z-index:1000;box-shadow:var(--shadow-md)}.dark .header{background:#202020;box-shadow:0 1px #383838}.header-left{display:flex;align-items:center;gap:12px;min-width:180px}.header-icon-btn{width:40px;height:40px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;color:#fff;transition:background .2s;font-size:18px;background:none;border:none;cursor:pointer}.header-icon-btn:hover{background:#fff3}.logo{display:flex;align-items:center;text-decoration:none}.logo-icon{display:flex;align-items:center;gap:8px}.logo-emoji{font-size:28px}.logo-text-kids{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.5px}.header-center{flex:1;max-width:640px;margin:0 24px;position:relative}.search-form{display:flex;width:100%}.search-input-wrapper{flex:1;position:relative;display:flex;align-items:center}.search-icon-inside{position:absolute;left:12px;color:#fff9;font-size:16px;pointer-events:none}.search-input{width:100%;padding:8px 64px 8px 36px;border:2px solid rgba(255,255,255,.3);border-radius:var(--radius-full) 0 0 var(--radius-full);background:#ffffff26;color:#fff;font-size:15px;outline:none;transition:all .2s}.search-input:focus{border-color:#fff9;background:#ffffff40}.search-input::placeholder{color:#fff9}.dark .search-input{background:#121212;border-color:#303030;color:#f1f1f1}.dark .search-input::placeholder{color:#717171}.search-clear-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;color:#ffffffb3;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%}.search-clear-btn:hover{color:#fff;background:#ffffff26}.search-btn{padding:8px 20px;background:#fff3;border:2px solid rgba(255,255,255,.3);border-left:none;border-radius:0 var(--radius-full) var(--radius-full) 0;color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;cursor:pointer}.search-btn:hover{background:#ffffff4d}.search-suggestions{position:absolute;top:100%;left:0;right:0;background:#fff;border-radius:0 0 var(--radius-md) var(--radius-md);box-shadow:var(--shadow-lg);z-index:100;max-height:300px;overflow-y:auto}.dark .search-suggestions{background:#282828}.suggestion-item{padding:10px 16px;cursor:pointer;color:#333;font-size:14px;display:flex;align-items:center;gap:8px}.dark .suggestion-item{color:#f1f1f1}.suggestion-item:hover{background:#f5f5f5}.dark .suggestion-item:hover{background:#3a3a3a}.header-right{display:flex;align-items:center;gap:8px;min-width:120px;justify-content:flex-end}.notification-btn{position:relative}.notification-badge{position:absolute;top:2px;right:2px;width:8px;height:8px;background:#f44;border-radius:50%}.theme-toggle-btn{font-size:18px}.sidebar{position:fixed;top:var(--header-height);left:0;bottom:0;width:var(--sidebar-width);background:var(--bg-card);border-right:1px solid var(--border-color);overflow-y:auto;z-index:900;transition:transform .25s ease;padding-bottom:20px}.sidebar.open{transform:translate(0)}.sidebar:not(.open){transform:translate(-100%)}@media(max-width:1024px){.sidebar{box-shadow:var(--shadow-xl)}.sidebar:not(.open)+.main-content{margin-left:0}}.sidebar-content{padding:8px 0}.sidebar-section{margin-bottom:8px}.sidebar-heading{padding:8px 24px;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--text-muted);letter-spacing:.5px}.sidebar-item{display:flex;align-items:center;gap:16px;padding:8px 24px;font-size:14px;color:var(--text-primary);text-decoration:none;transition:background .15s;border-radius:0;cursor:pointer}.sidebar-item:hover{background:var(--bg-hover)}.sidebar-item.active{background:var(--bg-tertiary);font-weight:600}.sidebar-emoji{font-size:18px;width:24px;text-align:center}.sidebar-label{white-space:nowrap}.sidebar-divider{height:1px;background:var(--border-color);margin:8px 16px}.category-bar{margin-bottom:16px;position:sticky;top:0;z-index:10;background:var(--bg-primary);padding:8px 0}.category-bar-inner{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none}.category-bar-inner::-webkit-scrollbar{display:none}.category-chip{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-full);background:var(--bg-card);border:2px solid var(--border-color);font-size:13px;font-weight:600;white-space:nowrap;cursor:pointer;transition:all .2s;color:var(--text-primary)}.category-chip:hover{border-color:var(--kids-red);transform:translateY(-1px);box-shadow:var(--shadow-sm)}.category-chip.active{border-color:transparent;color:#fff;background:var(--kids-red)}.chip-emoji{font-size:16px}.chip-label{font-size:13px}.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px 16px}@media(max-width:640px){.video-grid{grid-template-columns:1fr;gap:16px}}.no-results{text-align:center;padding:48px;color:var(--text-secondary)}.no-results-emoji{font-size:48px;margin-bottom:8px}.no-results h2{font-size:20px;margin-bottom:8px}.scroll-sentinel{height:1px;width:100%}.loading-more{text-align:center;padding:24px}.loading-spinner{width:36px;height:36px;border:3px solid var(--border-color);border-top-color:var(--kids-red);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto}@keyframes spin{to{transform:rotate(360deg)}}.end-of-results{text-align:center;padding:24px;color:var(--text-muted);font-size:14px}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;gap:12px;color:var(--text-secondary)}.video-card{border-radius:var(--radius-lg);overflow:hidden;transition:transform .2s,box-shadow .2s;cursor:pointer;position:relative}.video-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.video-card-short{border:2px solid #FF6B6B}.video-thumbnail-link{display:block;text-decoration:none;color:inherit}.video-thumbnail{position:relative;aspect-ratio:16/9;overflow:hidden;border-radius:var(--radius-lg);background:var(--bg-tertiary)}.video-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.video-card:hover .video-thumbnail img{transform:scale(1.05)}.video-duration{position:absolute;bottom:8px;right:8px;background:#000c;color:#fff;padding:2px 6px;border-radius:4px;font-size:12px;font-weight:500}.video-progress-bar{position:absolute;bottom:0;left:0;right:0;height:3px;background:#ffffff4d}.video-progress-fill{height:100%;background:var(--kids-red);border-radius:0 2px 2px 0}.video-info{display:flex;gap:12px;padding:12px 4px}.video-channel-avatar{width:36px;height:36px;border-radius:50%;flex-shrink:0;object-fit:cover}.video-details{flex:1;min-width:0}.video-title{font-size:14px;font-weight:600;line-height:1.3;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}.video-channel-name{font-size:13px;color:var(--text-secondary)}.video-meta{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted);margin-top:2px}.dot{margin:0 2px}.video-card-menu-wrap{position:absolute;top:4px;right:4px;z-index:5}.video-menu-btn{width:32px;height:32px;border-radius:50%;background:#00000080;color:#fff;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .2s;font-size:16px;border:none;cursor:pointer}.video-card:hover .video-menu-btn{opacity:1}.video-context-menu{position:absolute;right:0;top:36px;background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:4px 0;min-width:200px;z-index:50}.video-context-menu button{display:flex;align-items:center;gap:10px;width:100%;padding:10px 16px;font-size:14px;color:var(--text-primary);background:none;border:none;cursor:pointer;text-align:left}.video-context-menu button:hover{background:var(--bg-hover)}.recommended-card{display:flex;gap:8px;padding:4px 0;border-radius:var(--radius-sm);transition:background .15s;text-decoration:none;color:inherit}.recommended-card:hover{background:var(--bg-hover)}.recommended-thumbnail{position:relative;width:168px;min-width:168px;aspect-ratio:16/9;border-radius:var(--radius-sm);overflow:hidden;background:var(--bg-tertiary)}.recommended-thumbnail img{width:100%;height:100%;object-fit:cover}.rec-duration{position:absolute;bottom:4px;right:4px;background:#000c;color:#fff;padding:1px 4px;border-radius:3px;font-size:11px;font-weight:500}.recommended-info{flex:1;min-width:0;padding:2px 0}.recommended-title{font-size:13px;font-weight:500;line-height:1.3;color:var(--text-primary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px}.recommended-channel{font-size:12px;color:var(--text-secondary)}.recommended-meta{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted);margin-top:2px}.watch-page{max-width:1800px;margin:0 auto}.watch-loading,.watch-error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;gap:12px;color:var(--text-secondary)}.watch-main{display:grid;grid-template-columns:1fr 400px;gap:24px}@media(max-width:1200px){.watch-main{grid-template-columns:1fr}}.watch-player-section{min-width:0}.youtube-player-wrapper{position:relative;width:100%;padding-top:56.25%;border-radius:var(--radius-lg);overflow:hidden;background:#000}.youtube-player{position:absolute;top:0;left:0;width:100%;height:100%}.youtube-player iframe{width:100%;height:100%;border:none}.watch-info{padding:12px 0}.watch-title{font-size:20px;font-weight:700;line-height:1.3;margin-bottom:12px;color:var(--text-primary)}.watch-meta-row{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:16px}.watch-channel-info{display:flex;align-items:center;gap:12px}.watch-channel-link{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.watch-channel-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}.watch-channel-text{display:flex;flex-direction:column}.watch-channel-name{font-size:14px;font-weight:600;color:var(--text-primary)}.watch-channel-subs{font-size:12px;color:var(--text-muted)}.subscribe-btn{padding:8px 16px;border-radius:var(--radius-full);background:var(--kids-red);color:#fff;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .2s}.subscribe-btn:hover{opacity:.9}.subscribe-btn.subscribed{background:var(--bg-tertiary);color:var(--text-primary)}.subscribe-btn.large{padding:10px 24px;font-size:15px}.watch-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.like-dislike-group{display:flex;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.like-dislike-group .action-btn{border-radius:0}.like-dislike-group .action-btn:first-child{border-right:1px solid var(--border-color)}.action-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-full);background:var(--bg-tertiary);font-size:13px;font-weight:500;color:var(--text-primary);cursor:pointer;border:none;transition:background .15s}.action-btn:hover{background:var(--bg-hover)}.action-btn.active{background:var(--kids-red);color:#fff}.playlist-add-wrapper{position:relative}.playlist-dropdown{position:absolute;top:100%;right:0;background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);padding:8px 0;min-width:220px;z-index:50}.playlist-dropdown-title{padding:8px 16px;font-size:13px;font-weight:600;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.playlist-dropdown-empty{padding:12px 16px;font-size:13px;color:var(--text-muted)}.playlist-dropdown-item{display:flex;align-items:center;gap:8px;padding:8px 16px;font-size:14px;cursor:pointer;color:var(--text-primary);background:none;border:none;width:100%;text-align:left}.playlist-dropdown-item:hover{background:var(--bg-hover)}.watch-description{background:var(--bg-tertiary);border-radius:var(--radius-md);padding:12px 16px;margin-bottom:16px;cursor:pointer}.watch-description:not(.expanded){max-height:120px;overflow:hidden;position:relative}.desc-meta{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.desc-text{font-size:14px;color:var(--text-secondary);white-space:pre-wrap;line-height:1.5}.desc-toggle{display:flex;align-items:center;gap:4px;font-size:13px;font-weight:600;color:var(--text-primary);background:none;border:none;cursor:pointer;margin-top:8px;padding:0}.watch-sidebar{min-width:0}.sidebar-title{font-size:16px;font-weight:600;margin-bottom:12px;color:var(--text-primary)}.load-more-btn{width:100%;padding:10px;background:var(--bg-tertiary);border-radius:var(--radius-md);color:var(--text-primary);font-size:14px;font-weight:500;cursor:pointer;border:none;margin-top:8px}.load-more-btn:hover{background:var(--bg-hover)}.load-more-btn:disabled{opacity:.6;cursor:default}.comment-section{margin-top:24px}.comment-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.comment-section-header h3{font-size:16px;font-weight:600}.comment-sort{display:flex;gap:4px}.sort-btn{padding:6px 12px;border-radius:var(--radius-full);font-size:12px;font-weight:500;background:var(--bg-tertiary);color:var(--text-secondary);border:none;cursor:pointer}.sort-btn.active{background:var(--text-primary);color:var(--bg-primary)}.comment{display:flex;gap:12px;padding:12px 0}.comment-avatar{width:40px;height:40px;border-radius:50%;flex-shrink:0;object-fit:cover}.comment-body{flex:1;min-width:0}.comment-header{display:flex;align-items:center;gap:8px;margin-bottom:4px}.comment-author{font-size:13px;font-weight:600;color:var(--text-primary)}.comment-date{font-size:12px;color:var(--text-muted)}.comment-text{font-size:14px;line-height:1.5;color:var(--text-primary)}.comment-actions{display:flex;align-items:center;gap:12px;margin-top:6px}.comment-like-btn{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted);background:none;border:none;cursor:pointer;padding:4px 0}.comment-reply-count{font-size:12px;color:var(--text-muted)}.load-more-comments-btn{display:block;width:100%;padding:10px;background:var(--bg-tertiary);border-radius:var(--radius-md);color:var(--kids-red);font-size:14px;font-weight:500;cursor:pointer;border:none;margin-top:8px}.load-more-comments-btn:hover{background:var(--bg-hover)}.toast-container{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:10000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{padding:12px 24px;border-radius:var(--radius-md);font-size:14px;font-weight:500;color:#fff;display:flex;align-items:center;gap:8px;box-shadow:var(--shadow-lg);pointer-events:auto;animation:toast-slide .3s ease}@keyframes toast-slide{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.toast-success{background:#2ecc71}.toast-error{background:#e74c3c}.toast-info{background:#3498db}.toast-icon{font-size:16px}.toast-text{flex:1}.mini-player{position:fixed;bottom:24px;right:24px;width:360px;background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-xl);z-index:5000;overflow:hidden}.mini-player-video{width:100%;aspect-ratio:16/9;background:#000}.mini-player-iframe{width:100%;height:100%;border:none}.mini-player-info{display:flex;align-items:center;justify-content:space-between;padding:8px 12px}.mini-player-text{flex:1;min-width:0}.mini-player-title{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mini-player-channel{font-size:12px;color:var(--text-muted)}.mini-player-controls{display:flex;gap:4px}.mini-player-controls button{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;color:var(--text-primary);font-size:16px}.mini-player-controls button:hover{background:var(--bg-hover)}.search-filters{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}.filter-group{display:flex;flex-direction:column;gap:4px}.filter-group label{font-size:12px;font-weight:600;color:var(--text-muted)}.filter-group select{padding:6px 10px;border-radius:var(--radius-sm);border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);font-size:13px;cursor:pointer}.lock-controls{display:flex;align-items:center;gap:8px;padding:8px 0}.lock-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;border-radius:var(--radius-full);font-size:13px;font-weight:500;cursor:pointer;border:none}.lock-btn.locked{background:#e74c3c;color:#fff}.lock-btn.unlocked{background:var(--bg-tertiary);color:var(--text-primary)}.pin-pad-overlay{position:fixed;inset:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:9000}.pin-pad-modal{background:var(--bg-card);border-radius:var(--radius-xl);padding:32px;text-align:center;width:320px;box-shadow:var(--shadow-xl)}.pin-pad-header{margin-bottom:24px}.pin-icon{font-size:40px;display:block;margin-bottom:8px}.pin-pad-header h2{font-size:20px;margin-bottom:4px}.pin-subtitle{font-size:14px;color:var(--text-muted)}.pin-dots{display:flex;gap:12px;justify-content:center;margin-bottom:16px}.pin-dot{width:16px;height:16px;border-radius:50%;border:2px solid var(--border-color);transition:all .2s}.pin-dot.filled{background:var(--kids-red);border-color:var(--kids-red)}.pin-error{color:#e74c3c;font-size:13px;margin-bottom:8px}.pin-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.pin-btn{width:60px;height:60px;border-radius:50%;font-size:20px;font-weight:600;display:flex;align-items:center;justify-content:center;background:var(--bg-tertiary);color:var(--text-primary);cursor:pointer;border:none;margin:0 auto;transition:background .15s}.pin-btn:hover{background:var(--bg-hover)}.pin-btn-cancel{background:#fdecea;color:#e74c3c}.pin-btn-back{background:var(--bg-secondary)}.watch-timer{position:fixed;bottom:80px;left:16px;background:var(--bg-card);padding:8px 16px;border-radius:var(--radius-full);box-shadow:var(--shadow-md);font-size:13px;font-weight:500;color:var(--text-primary);z-index:800;display:flex;align-items:center;gap:6px}.watch-timer.warning{background:#fff3cd;color:#856404}.watch-timer.expired{background:#f8d7da;color:#721c24}.time-limit-overlay{position:fixed;inset:0;background:#000000d9;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:10000;color:#fff;text-align:center;padding:24px}.time-limit-overlay h2{font-size:32px;margin:16px 0 8px}.time-limit-overlay p{font-size:18px;color:#ffffffb3;margin-bottom:24px}.time-limit-overlay .unlock-btn{padding:12px 28px;border-radius:var(--radius-full);background:var(--kids-red);color:#fff;font-size:16px;font-weight:600;cursor:pointer;border:none}.shorts-page{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - var(--header-height) - 32px)}.shorts-loading,.shorts-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:60vh;gap:12px;color:var(--text-secondary)}.shorts-container{display:flex;align-items:center;gap:16px}.shorts-player-wrapper{position:relative;width:360px;height:640px;background:#000;border-radius:var(--radius-lg);overflow:hidden}.shorts-player{width:100%;height:100%}.shorts-player iframe{width:100%;height:100%;border:none}.shorts-overlay-info{position:absolute;bottom:0;left:0;right:0;padding:16px;background:linear-gradient(transparent,#000c);color:#fff}.shorts-channel{display:flex;align-items:center;gap:8px;margin-bottom:8px}.shorts-channel-avatar{width:32px;height:32px;border-radius:50%;cursor:pointer;object-fit:cover}.shorts-channel-name{font-size:14px;font-weight:600;cursor:pointer}.shorts-subscribe-btn{padding:4px 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span{font-size:11px}.shorts-nav{display:flex;flex-direction:column;gap:8px}.shorts-nav-btn{width:40px;height:40px;border-radius:50%;background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;cursor:pointer;border:none;color:var(--text-primary);font-size:18px}.shorts-nav-btn:hover{background:var(--bg-hover)}.shorts-nav-btn:disabled{opacity:.3;cursor:default}.library-page{max-width:1200px}.library-sections{margin-top:16px}.library-quick-links{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-bottom:32px}.library-link-card{display:flex;align-items:center;gap:16px;padding:16px;background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-color);text-decoration:none;color:var(--text-primary);transition:box-shadow .2s,transform .15s}.library-link-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.library-link-icon{font-size:24px;color:var(--kids-red)}.library-link-info h3{font-size:15px;font-weight:600}.library-link-info span{font-size:12px;color:var(--text-muted)}.library-playlists-section{margin-top:16px}.library-playlists-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.library-playlists-header h3{display:flex;align-items:center;gap:8px;font-size:18px}.create-playlist-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-full);background:var(--kids-red);color:#fff;font-size:14px;font-weight:500;cursor:pointer;border:none}.create-playlist-btn:hover{opacity:.9}.create-playlist-form{display:flex;flex-direction:column;gap:8px;padding:16px;background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-color);margin-bottom:16px}.playlist-input{padding:10px 12px;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:14px;background:var(--bg-primary);color:var(--text-primary);outline:none}.playlist-input:focus{border-color:var(--kids-red)}.create-playlist-actions{display:flex;gap:8px;justify-content:flex-end}.cancel-btn{padding:8px 16px;border-radius:var(--radius-full);background:var(--bg-tertiary);color:var(--text-primary);font-size:14px;cursor:pointer;border:none}.cancel-btn:hover{background:var(--bg-hover)}.save-btn{padding:8px 16px;border-radius:var(--radius-full);background:var(--kids-red);color:#fff;font-size:14px;font-weight:500;cursor:pointer;border:none}.save-btn:disabled{opacity:.5;cursor:default}.save-btn:hover:not(:disabled){opacity:.9}.playlists-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.playlist-card{position:relative;background:var(--bg-card);border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--border-color);transition:box-shadow .2s,transform 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h3{font-size:16px;font-weight:600}.sub-channel-videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px}.sub-video-card{display:flex;flex-direction:column;gap:8px;text-decoration:none;color:var(--text-primary);border-radius:var(--radius-md);overflow:hidden;transition:transform .15s}.sub-video-card:hover{transform:translateY(-2px)}.sub-video-thumb{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-md)}.sub-video-info h4{font-size:13px;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.sub-video-info span{font-size:12px;color:var(--text-muted)}.playlist-page{max-width:900px}.playlist-page-header{margin-bottom:24px}.playlist-description{font-size:14px;color:var(--text-secondary);margin-bottom:4px}.playlist-video-count{font-size:13px;color:var(--text-muted)}.playlist-video-list{display:flex;flex-direction:column;gap:4px}.playlist-video-item{display:flex;align-items:center;gap:12px;padding:8px;border-radius:var(--radius-sm);transition:background .15s}.playlist-video-item:hover{background:var(--bg-hover)}.playlist-video-index{font-size:14px;color:var(--text-muted);width:24px;text-align:center;flex-shrink:0}.playlist-video-link{display:flex;align-items:center;gap:12px;flex:1;min-width:0;text-decoration:none;color:inherit}.playlist-video-thumb{width:120px;aspect-ratio:16/9;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}.playlist-video-info{flex:1;min-width:0}.playlist-video-info h4{font-size:14px;font-weight:500;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:2px}.playlist-video-info span{font-size:12px;color:var(--text-muted)}.playlist-remove-btn{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:none;border:none;cursor:pointer;color:var(--text-muted);opacity:0;transition:opacity .2s;flex-shrink:0}.playlist-video-item:hover .playlist-remove-btn{opacity:1}.playlist-remove-btn:hover{color:#e74c3c;background:var(--bg-hover)}.setup-page{display:flex;align-items:center;justify-content:center;min-height:calc(100vh - var(--header-height) - 80px)}.setup-container{text-align:center;max-width:400px;width:100%}.setup-step{display:flex;flex-direction:column;align-items:center;gap:12px;padding:32px;background:var(--bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-md)}.setup-icon{font-size:64px}.setup-step h1,.setup-step h2{font-size:24px;font-weight:700}.setup-subtitle{font-size:14px;color:var(--text-muted)}.setup-next-btn{width:100%;padding:12px 24px;border-radius:var(--radius-full);background:var(--kids-red);color:#fff;font-size:16px;font-weight:600;cursor:pointer;border:none;margin-top:8px}.setup-next-btn:hover{opacity:.9}.setup-skip-btn{padding:8px 16px;background:none;border:none;color:var(--text-muted);font-size:14px;cursor:pointer}.setup-skip-btn:hover{color:var(--text-primary)}.setup-progress{display:flex;gap:8px;justify-content:center;margin-top:24px}.progress-dot{width:10px;height:10px;border-radius:50%;background:var(--border-color);transition:all .3s}.progress-dot.active{background:var(--kids-red);transform:scale(1.3)}.progress-dot.done{background:#2ecc71}.parent-dashboard{max-width:1000px;margin:0 auto}.pin-verify-container{display:flex;flex-direction:column;align-items:center;gap:16px;padding:48px}.back-btn{display:flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-full);background:var(--bg-tertiary);color:var(--text-primary);font-size:14px;cursor:pointer;border:none}.back-btn:hover{background:var(--bg-hover)}.dashboard-header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}.dashboard-header h1{font-size:24px;font-weight:700}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:16px}.dashboard-card{background:var(--bg-card);border-radius:var(--radius-md);padding:20px;border:1px solid var(--border-color)}.dashboard-card h3{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--text-primary)}.setting-row{margin-bottom:12px}.setting-row label{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--text-primary);cursor:pointer}.setting-desc{font-size:12px;color:var(--text-muted);margin-top:2px;margin-left:24px}.number-input{padding:6px 10px;border:1px solid var(--border-color);border-radius:var(--radius-sm);width:80px;font-size:14px;margin-left:8px;background:var(--bg-primary);color:var(--text-primary)}.categories-grid{display:flex;flex-wrap:wrap;gap:8px}.category-toggle{display:flex;align-items:center;gap:6px;padding:6px 12px;border-radius:var(--radius-full);background:var(--bg-tertiary);font-size:13px;cursor:pointer;color:var(--text-secondary);transition:all .2s;border:none}.category-toggle.active{background:var(--kids-red);color:#fff}.blocked-input-row{display:flex;gap:8px;margin-bottom:12px}.blocked-input{flex:1;padding:8px 12px;border:1px solid var(--border-color);border-radius:var(--radius-sm);font-size:14px;background:var(--bg-primary);color:var(--text-primary)}.add-blocked-btn{display:flex;align-items:center;gap:4px;padding:8px 14px;border-radius:var(--radius-sm);background:var(--kids-red);color:#fff;font-size:13px;cursor:pointer;border:none;white-space:nowrap}.blocked-list{display:flex;flex-direction:column;gap:4px}.no-blocked{font-size:13px;color:var(--text-muted)}.blocked-item{display:flex;align-items:center;justify-content:space-between;padding:6px 10px;background:var(--bg-tertiary);border-radius:var(--radius-sm);font-size:13px}.blocked-item button{color:var(--text-muted);cursor:pointer;background:none;border:none}.blocked-item button:hover{color:#e74c3c}.dashboard-actions{display:flex;flex-direction:column;gap:8px}.action-button{padding:10px 16px;border-radius:var(--radius-sm);background:var(--bg-tertiary);color:var(--text-primary);font-size:14px;cursor:pointer;border:none;text-align:left}.action-button:hover{background:var(--bg-hover)}.action-button.danger{color:#e74c3c}.action-button.danger:hover{background:#fdecea}.channel-page{max-width:1200px}.channel-loading,.channel-error{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;gap:12px;color:var(--text-secondary)}.channel-banner{width:100%;aspect-ratio:6/1;border-radius:var(--radius-lg);overflow:hidden;margin-bottom:16px}.channel-banner img{width:100%;height:100%;object-fit:cover}.channel-header{display:flex;align-items:flex-start;gap:16px;margin-bottom:16px;flex-wrap:wrap}.channel-avatar-large{width:80px;height:80px;border-radius:50%;object-fit:cover}.channel-header-info{flex:1;min-width:200px}.channel-header-info h1{font-size:24px;font-weight:700}.channel-stats{display:flex;gap:8px;font-size:13px;color:var(--text-muted);margin-top:4px}.channel-desc-preview{font-size:13px;color:var(--text-secondary);margin-top:8px;line-height:1.4}.channel-tabs{display:flex;gap:0;border-bottom:1px solid var(--border-color);margin-bottom:16px}.tab-btn{padding:12px 24px;font-size:14px;font-weight:600;color:var(--text-secondary);border:none;background:none;cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--text-primary);border-bottom-color:var(--text-primary)}.shorts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}.no-content{text-align:center;padding:32px;color:var(--text-muted)}.short-card{display:flex;flex-direction:column;border-radius:var(--radius-md);overflow:hidden;text-decoration:none;color:var(--text-primary);transition:transform .15s}.short-card:hover{transform:translateY(-2px)}.short-card img{width:100%;aspect-ratio:9/16;object-fit:cover}.short-card-title{font-size:13px;font-weight:500;padding:8px 4px 2px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.short-card-views{font-size:12px;color:var(--text-muted);padding:0 4px 8px}.channel-about{max-width:600px;padding:16px 0}.channel-about h3{font-size:16px;font-weight:600;margin:16px 0 8px}.channel-full-desc{font-size:14px;line-height:1.6;color:var(--text-secondary);white-space:pre-wrap}.channel-about-stats{list-style:none;padding:0}.channel-about-stats li{padding:6px 0;font-size:14px;color:var(--text-secondary);border-bottom:1px solid var(--border-color)}.search-page{max-width:1200px}.search-page-header{margin-bottom:16px}.search-page-header h2{font-size:20px;font-weight:600}.search-empty{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-muted);font-size:16px}.page-title{font-size:20px;font-weight:700;margin-bottom:16px;color:var(--text-primary)}.empty-state{text-align:center;padding:48px;color:var(--text-muted);font-size:15px}.error-banner{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#fdecea;border-radius:var(--radius-md);margin-bottom:16px;font-size:14px;color:#c62828}.retry-btn{padding:4px 12px;border-radius:var(--radius-full);background:#c62828;color:#fff;font-size:12px;cursor:pointer;border:none;margin-left:auto}.retry-btn:hover{opacity:.9}.clear-btn{padding:8px 16px;border-radius:var(--radius-full);background:var(--bg-tertiary);color:var(--text-primary);font-size:13px;cursor:pointer;border:none}.clear-btn:hover{background:var(--bg-hover)}@media(max-width:480px){.shorts-player-wrapper{width:100vw;height:calc(100vh - var(--header-height));border-radius:0}.shorts-actions{right:8px;bottom:160px}.watch-main{grid-template-columns:1fr}.header-center{margin:0 8px}.dashboard-grid{grid-template-columns:1fr}}