:root{--bg:#0f0f0f;--bg-elev:#212121;--bg-hover:#272727;--bg-chip:#272727;--bg-chip-active:#f1f1f1;--text:#f1f1f1;--text-secondary:#aaa;--border:#303030;--red:red;--header-h:56px;--sidebar-w:240px;--sidebar-w-collapsed:72px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-family:Roboto,system-ui,-apple-system,Segoe UI,Arial,sans-serif}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text)}button{cursor:pointer;color:inherit;font-family:inherit}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}ul{margin:0;padding:0;list-style:none}:focus-visible{outline-offset:2px;outline:2px solid #3ea6ff}.app{min-height:100%}.app-body{padding-top:var(--header-h);display:flex}.content{margin-left:var(--sidebar-w);flex:1;min-width:0;padding:0 24px 40px}.content--wide{margin-left:var(--sidebar-w-collapsed)}.header{height:var(--header-h);background:var(--bg);z-index:30;justify-content:space-between;align-items:center;gap:16px;padding:0 16px;display:flex;position:fixed;top:0;left:0;right:0}.header-left{flex-shrink:0;align-items:center;gap:8px;display:flex}.icon-btn{width:40px;height:40px;color:var(--text);background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.icon-btn:hover{background:var(--bg-hover)}.logo{align-items:center;gap:2px;display:flex}.logo-mark{display:inline-flex}.logo-text{letter-spacing:-1px;font-size:20px;font-weight:500}.header-search{flex:1;align-items:center;gap:8px;max-width:640px;margin:0 auto;display:flex}.search-box{border:1px solid var(--border);background:#121212;border-radius:40px;flex:1;align-items:center;height:40px;display:flex;overflow:hidden}.search-box:focus-within{border-color:#3ea6ff}.search-box input{height:100%;color:var(--text);background:0 0;border:none;outline:none;flex:1;min-width:0;padding:0 16px;font-size:16px}.search-clear,.search-submit{height:100%;color:var(--text);background:0 0;border:none;justify-content:center;align-items:center;display:inline-flex}.search-clear{padding:0 8px}.search-submit{background:var(--bg-elev);border-left:1px solid var(--border);width:64px}.search-submit:hover{background:var(--bg-hover)}.mic-btn{background:var(--bg-elev)}.header-right{flex-shrink:0;align-items:center;gap:8px;display:flex}.pill-btn{background:var(--bg-elev);height:40px;color:var(--text);border:none;border-radius:20px;align-items:center;gap:6px;padding:0 16px;font-size:14px;font-weight:500;display:inline-flex}.pill-btn:hover{background:var(--bg-hover)}.avatar-btn{color:#fff;background:#3949ab;border:none;border-radius:50%;width:32px;height:32px;margin-left:4px;font-weight:600}.avatar-initial{font-size:14px}.sidebar{top:var(--header-h);width:var(--sidebar-w);background:var(--bg);z-index:20;scrollbar-width:thin;padding:12px;position:fixed;bottom:0;left:0;overflow-y:auto}.sidebar--collapsed{width:var(--sidebar-w-collapsed);padding:4px}.sidebar-section{border-bottom:1px solid var(--border);padding:8px 0}.sidebar-section:last-child{border-bottom:none}.sidebar-title{color:var(--text);margin:8px 10px;font-size:16px;font-weight:500}.sidebar-link{border-radius:10px;align-items:center;gap:24px;padding:8px 12px;font-size:14px;display:flex}.sidebar-link:hover{background:var(--bg-hover)}.sidebar-link.active{background:var(--bg-elev);font-weight:500}.sidebar--collapsed .sidebar-link{text-align:center;flex-direction:column;gap:4px;padding:14px 0;font-size:10px}.sidebar--collapsed .sidebar-title,.sidebar-overlay{display:none}.category-bar{top:var(--header-h);background:var(--bg);z-index:10;align-items:center;gap:4px;padding:12px 0;display:flex;position:sticky}.category-scroller{scroll-behavior:smooth;scrollbar-width:none;gap:12px;display:flex;overflow-x:auto}.category-scroller::-webkit-scrollbar{display:none}.chip{background:var(--bg-chip);height:32px;color:var(--text);white-space:nowrap;border:none;border-radius:8px;flex-shrink:0;padding:0 12px;font-size:14px}.chip:hover{background:#3f3f3f}.chip--active{background:var(--bg-chip-active);color:#0f0f0f;font-weight:500}.cat-arrow{background:var(--bg);width:36px;height:32px;color:var(--text);border:none;border-radius:8px;flex-shrink:0;font-size:22px;line-height:1}.cat-arrow:hover{background:var(--bg-hover)}.video-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;padding:12px 0;display:grid}.video-card{text-align:left;color:inherit;background:0 0;border:none;flex-direction:column;padding:0;display:flex}.thumb-wrap{aspect-ratio:16/9;background:var(--bg-elev);border-radius:12px;width:100%;position:relative;overflow:hidden}.thumb{object-fit:cover;width:100%;height:100%}.thumb-fallback{width:100%;height:100%;color:var(--text-secondary);text-transform:uppercase;background:linear-gradient(135deg,#3a3a3a,#1f1f1f);justify-content:center;align-items:center;font-size:32px;font-weight:700;display:flex}.badge{border-radius:4px;font-size:12px;font-weight:600;line-height:1;position:absolute}.badge--time{color:#fff;background:#000c;padding:3px 4px;bottom:8px;right:8px}.badge--live{background:var(--red);color:#fff;align-items:center;gap:4px;padding:4px 6px;display:inline-flex;bottom:8px;left:8px}.badge--new{background:var(--red);color:#fff;padding:3px 6px;top:8px;left:8px}.video-meta{gap:12px;padding:12px 0 0;display:flex}.channel-avatar{object-fit:cover;background:var(--bg-elev);border-radius:50%;flex-shrink:0;width:36px;height:36px}.video-text{min-width:0}.video-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:14px;font-weight:500;line-height:1.4;display:-webkit-box;overflow:hidden}.video-channel,.video-stats{color:var(--text-secondary);margin:4px 0 0;font-size:13px}.video-channel:hover{color:var(--text)}.shorts-section{border-top:1px solid var(--border);border-bottom:1px solid var(--border);margin:8px 0;padding:16px 0 24px}.shorts-header{align-items:center;gap:8px;margin-bottom:16px;display:flex}.shorts-header h2{margin:0;font-size:20px;font-weight:600}.shorts-row{scrollbar-width:thin;grid-auto-columns:minmax(160px,1fr);grid-auto-flow:column;gap:16px;padding-bottom:8px;display:grid;overflow-x:auto}.short-card{display:block}.short-thumb-wrap{aspect-ratio:9/16;background:var(--bg-elev);border-radius:12px;position:relative;overflow:hidden}.short-thumb{object-fit:cover;width:100%;height:100%}.short-info{padding:8px 2px 0}.short-title{-webkit-line-clamp:2;-webkit-box-orient:vertical;margin:0;font-size:14px;font-weight:500;line-height:1.35;display:-webkit-box;overflow:hidden}.short-stats{color:var(--text-secondary);margin:4px 0 0;font-size:13px}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:80px 20px;display:flex}.empty-emoji{font-size:48px}.empty-state h2{margin:8px 0 0;font-size:20px}.empty-state p{color:var(--text-secondary);margin:0}.empty-reset{margin-top:16px}.load-more{justify-content:center;align-items:center;padding:32px 0;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--red);border-radius:50%;width:28px;height:28px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,#1f1f1f 25%,#2a2a2a 37%,#1f1f1f 63%) 0 0/400% 100%;border-radius:6px;animation:1.4s infinite shimmer}.skeleton-thumb{aspect-ratio:16/9;border-radius:12px;width:100%}.skeleton-avatar{border-radius:50%;flex-shrink:0;width:36px;height:36px}.skeleton-line{height:12px;margin-bottom:8px}@keyframes shimmer{0%{background-position:100%}to{background-position:0}}.modal-backdrop{z-index:50;background:#000c;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.modal{background:var(--bg-elev);border-radius:14px;width:100%;max-width:900px;max-height:90vh;position:relative;overflow-y:auto}.modal-close{z-index:2;background:#0009;position:absolute;top:8px;right:8px}.modal-close:hover{background:#000000d9}.modal-player{aspect-ratio:16/9;background:#000;border-radius:14px 14px 0 0;position:relative;overflow:hidden}.modal-thumb{object-fit:cover;opacity:.85;width:100%;height:100%}.modal-play{pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.modal-play svg{background:#0009;border-radius:50%;padding:14px}.modal-body{padding:20px 24px 28px}.modal-title{margin:0 0 16px;font-size:20px}.modal-meta{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding-bottom:16px;display:flex}.modal-channel{margin:0;font-weight:500}.modal-stats{color:var(--text-secondary);margin:4px 0 0;font-size:13px}.modal-desc{color:var(--text);margin:16px 0 0;font-size:14px;line-height:1.6}@media (width<=1024px){.video-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}}@media (width<=792px){.content,.content--wide{margin-left:0}.sidebar{width:var(--sidebar-w);padding:12px;transition:transform .2s;transform:translate(-100%)}.sidebar--open{transform:translate(0)}.sidebar--collapsed.sidebar--open .sidebar-link{text-align:left;flex-direction:row;gap:24px;padding:8px 12px;font-size:14px}.sidebar--collapsed.sidebar--open .sidebar-title{display:block}.sidebar-overlay{inset:var(--header-h) 0 0 0;z-index:15;background:#00000080;display:block;position:fixed}.header-right .pill-btn span{display:none}.pill-btn{padding:0 10px}}@media (width<=560px){.content{padding:0 12px 40px}.video-grid{grid-template-columns:1fr}.mic-btn,.logo-text{display:none}}