*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#f8fafc;
  --card:#ffffff;
  --border:#eef2f7;
  --border-strong:#e2e8f0;
  --text:#0f172a;
  --muted:#64748b;
  --accent:#2563eb;
  --accent-light:#dbeafe;
}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-strong)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:60px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--text);text-decoration:none;letter-spacing:-0.2px}
.logo-icon{width:30px;height:30px;background:var(--text);color:#fff;display:grid;place-items:center;border-radius:8px;font-size:12px}
.search-box input{width:280px;max-width:100%;background:#fff;border:1px solid var(--border-strong);color:var(--text);padding:9px 14px;border-radius:100px;outline:none;font-size:14px;transition:.2s}
.search-box input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}
.hero{padding:32px 0 16px}
.hero h1{font-size:28px;font-weight:800;letter-spacing:-0.5px;margin-bottom:6px}
.hero p{color:var(--muted);font-size:14px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;margin-top:20px;padding-bottom:40px}
.card{background:var(--card);border:1px solid var(--border-strong);border-radius:14px;overflow:hidden;transition:all .18s;text-decoration:none;color:inherit;display:block}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 25px rgba(15,23,42,0.07);border-color:#d1d9e6}
.thumb{aspect-ratio:16/9;background:#f1f5f9;position:relative;overflow:hidden}
.thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:.3s}
.card:hover .thumb img{transform:scale(1.03)}
.thumb .duration{position:absolute;right:8px;bottom:8px;background:rgba(15,23,42,.85);color:#fff;padding:2px 7px;border-radius:6px;font-size:11px;font-weight:600}
.thumb .play{position:absolute;inset:0;display:grid;place-items:center;opacity:0;transition:.18s;background:rgba(255,255,255,.35)}
.card:hover .thumb .play{opacity:1}
.play-circle{width:44px;height:44px;background:#fff;border-radius:50%;display:grid;place-items:center;font-size:16px;box-shadow:0 4px 12px rgba(0,0,0,.15);color:var(--text)}
.card-body{padding:12px 14px}
.card-body h3{font-size:14px;font-weight:600;line-height:1.4;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}
.card-body p{font-size:12.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.watch-layout{display:grid;grid-template-columns:1fr 340px;gap:20px;padding:20px 0 40px}
@media(max-width:900px){.watch-layout{grid-template-columns:1fr}}
.player-wrap{background:#000;border-radius:14px;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.12)}
.plyr{--plyr-color-main:var(--accent);border-radius:14px;overflow:hidden}
.video-info{margin-top:16px}
.video-info h1{font-size:20px;font-weight:700;letter-spacing:-0.3px;margin-bottom:6px}
.video-info .meta{color:var(--muted);font-size:13px;margin-bottom:10px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.video-info .desc{background:var(--card);border:1px solid var(--border-strong);padding:14px 16px;border-radius:12px;font-size:13.5px;line-height:1.65;color:#334155}
.playlist{background:var(--card);border:1px solid var(--border-strong);border-radius:14px;overflow:hidden;height:fit-content;position:sticky;top:78px}
.playlist-head{padding:12px 14px;border-bottom:1px solid var(--border);font-weight:700;font-size:13px;display:flex;justify-content:space-between;background:#f8fafc}
.playlist-list{max-height:78vh;overflow:auto}
.pl-item{display:flex;gap:10px;padding:10px 12px;text-decoration:none;color:inherit;border-bottom:1px solid var(--border);transition:.15s}
.pl-item:last-child{border:0}
.pl-item:hover{background:#f8fafc}
.pl-item.active{background:var(--accent-light);border-left:3px solid var(--accent)}
.pl-thumb{width:86px;aspect-ratio:16/9;background:#f1f5f9;border-radius:8px;overflow:hidden;flex-shrink:0}
.pl-thumb img{width:100%;height:100%;object-fit:cover}
.pl-meta h4{font-size:12.5px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pl-meta span{font-size:11px;color:var(--muted)}
.badge{font-size:11px;background:#f1f5f9;padding:3px 8px;border-radius:20px;color:var(--muted);border:1px solid var(--border)}
.badge.blue{background:var(--accent-light);color:var(--accent);border-color:#bfdbfe}
.footer{border-top:1px solid var(--border);padding:18px 0;color:var(--muted);font-size:12px;text-align:center;margin-top:20px;background:#fff}
.empty{padding:50px;text-align:center;color:var(--muted)}