:root{--bg:#0f1115;--card:#171a21;--line:#242832;--fg:#e8eaed;--dim:#9aa0ab;--accent:#ff5c35;--accent2:#3b82f6}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
header{position:sticky;top:0;z-index:20;background:rgba(15,17,21,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;height:60px}
.logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:19px;letter-spacing:-.02em;white-space:nowrap}
.logo svg{flex:none}
.search{flex:1;max-width:460px;display:flex}
.search input{width:100%;background:var(--card);border:1px solid var(--line);color:var(--fg);border-radius:8px 0 0 8px;padding:9px 13px;font-size:14px;outline:none}
.search input:focus{border-color:var(--accent2)}
.search button{background:var(--card);border:1px solid var(--line);border-left:0;border-radius:0 8px 8px 0;color:var(--dim);padding:0 15px;cursor:pointer}
nav{display:flex;gap:18px;font-size:14px;color:var(--dim);margin-left:auto}
nav a:hover{color:var(--fg)}
.cats{display:flex;gap:9px;overflow-x:auto;padding:16px 0;scrollbar-width:none}
.cats::-webkit-scrollbar{display:none}
.chip{border:1px solid var(--line);background:var(--card);color:var(--dim);border-radius:999px;padding:6px 14px;font-size:13px;white-space:nowrap;cursor:pointer}
.chip.on,.chip:hover{background:var(--fg);color:#12141a;border-color:var(--fg)}
.hero{display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:6px 0 30px}
.hero .thumb{aspect-ratio:16/9}
.hero .txt{padding:8px 28px 20px 0}
.hero h1{font-size:25px;line-height:1.25;margin:0 0 10px}
.hero p{color:var(--dim);font-size:14px;margin:0 0 16px}
.btn{display:inline-block;background:var(--accent);color:#fff;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:600}
h2.sec{font-size:18px;margin:32px 0 16px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:22px 18px}
.card{display:block}
.thumb{position:relative;border-radius:11px;overflow:hidden;background:#0a0c10;aspect-ratio:16/9}
.thumb img{width:100%;height:100%;object-fit:cover;display:block}
.dur{position:absolute;right:7px;bottom:7px;background:rgba(0,0,0,.82);color:#fff;font-size:12px;padding:2px 6px;border-radius:4px;font-variant-numeric:tabular-nums}
.card h3{font-size:14.5px;line-height:1.35;margin:10px 0 4px;font-weight:600}
.card .meta{color:var(--dim);font-size:13px}
.card:hover h3{color:var(--accent)}
footer{border-top:1px solid var(--line);margin-top:56px;padding:26px 0 40px;color:var(--dim);font-size:13px}
.fcols{display:flex;gap:46px;flex-wrap:wrap;margin-bottom:18px}
.fcols b{display:block;color:var(--fg);font-size:13px;margin-bottom:8px;font-weight:600}
.fcols a{display:block;padding:3px 0}
.fcols a:hover{color:var(--fg)}
.player{background:#000;border-radius:12px;overflow:hidden;aspect-ratio:16/9}
.player video{width:100%;height:100%;display:block}
.watch{display:grid;grid-template-columns:1fr 340px;gap:30px;margin-top:22px}
.watch h1{font-size:21px;margin:16px 0 8px;line-height:1.3}
.wmeta{color:var(--dim);font-size:13.5px;display:flex;gap:14px;flex-wrap:wrap;padding-bottom:14px;border-bottom:1px solid var(--line)}
.author{display:flex;align-items:center;gap:11px;padding:15px 0;border-bottom:1px solid var(--line)}
.ava{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));flex:none}
.desc{color:#c6cad2;font-size:14.5px;padding:16px 0;white-space:pre-line}
.side h4{font-size:14px;margin:0 0 14px;color:var(--dim);font-weight:600}
.side .card{display:grid;grid-template-columns:150px 1fr;gap:11px;margin-bottom:14px}
.side .card h3{margin:0 0 3px;font-size:13.5px}
.side .card .meta{font-size:12.5px}
.page{max-width:720px;padding:14px 0 0}
.page h1{font-size:24px}
.page p{color:#c6cad2}
@media(max-width:900px){.hero{grid-template-columns:1fr}.hero .txt{padding:0 20px 22px}.watch{grid-template-columns:1fr}.side .card{grid-template-columns:140px 1fr}nav{display:none}}