:root{--bg:#080b10;--panel:#111821;--line:#273444;--text:#f6f7f9;--muted:#91a0b2;--accent:#6ea8ff;--r:18px}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% -10%,#1b2940,transparent 32%),var(--bg);color:var(--text);font-family:Tahoma,Arial,sans-serif}a{color:inherit;text-decoration:none}header{height:70px;display:flex;align-items:center;gap:25px;padding:0 max(18px,calc((100% - 1240px)/2));border-bottom:1px solid var(--line);background:#0a0e14dd;position:sticky;top:0;z-index:5;backdrop-filter:blur(10px)}.brand{font-size:21px;font-weight:bold;white-space:nowrap}.brand:first-letter{color:var(--accent)}header form{display:flex;max-width:560px;flex:1;margin:auto}header input{width:100%;height:42px;background:#0d131b;border:1px solid var(--line);color:#fff;padding:0 14px;border-radius:11px 0 0 11px}header form button{width:48px;border:0;background:var(--accent);border-radius:0 11px 11px 0;cursor:pointer}nav{border-bottom:1px solid var(--line);overflow:auto}nav div{width:min(1240px,calc(100% - 24px));margin:auto;display:flex;gap:8px;padding:11px 0}.chip{background:#101720;color:#c8d2de;border:1px solid var(--line);border-radius:999px;padding:8px 14px;cursor:pointer;white-space:nowrap}.chip.active,.chip:hover{background:#1b2b42;color:#fff}main{width:min(1240px,calc(100% - 24px));margin:auto}.hero{padding:52px 0 25px}.hero small{color:var(--accent);font-weight:bold}.hero h1{font-size:clamp(32px,5vw,54px);margin:10px 0}.hero p,.muted{color:var(--muted);line-height:1.8}.head{display:flex;justify-content:space-between;align-items:center;margin:15px 0}.head h2{margin:0}.head span{color:var(--muted);font-size:13px}.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-bottom:55px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:.2s}.card:hover{transform:translateY(-4px);border-color:#4b6587}.thumb{aspect-ratio:16/9;background:#1a2532;display:block}.thumb img{width:100%;height:100%;object-fit:cover}.placeholder{height:100%;display:grid;place-items:center;font-size:42px;color:#7890aa}.body{padding:13px}.title{font-weight:bold;line-height:1.5;margin:0 0 8px}.meta{color:var(--muted);font-size:12px}.empty{text-align:center;padding:60px;color:var(--muted)}.hidden{display:none!important}footer{text-align:center;color:#687586;border-top:1px solid var(--line);padding:28px}.watch{padding:30px 0 70px}.player{margin-top:20px;background:#000;border:1px solid var(--line);border-radius:18px;overflow:hidden}.player video{display:block;width:100%;max-height:75vh}.watch h1{font-size:30px}.watch p{color:var(--muted);line-height:1.8}.admin{padding:40px 0;display:grid;grid-template-columns:1fr 1fr;gap:20px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:22px}.panel form{display:grid;gap:13px}.panel label{display:grid;gap:6px;font-weight:bold}.panel input,.panel textarea{background:#0b1017;border:1px solid var(--line);color:#fff;border-radius:9px;padding:11px}.primary,.danger{padding:11px 15px;border:0;border-radius:9px;font-weight:bold;cursor:pointer}.primary{background:var(--accent)}.danger{background:#401923;color:#ffc0c9}.notice{margin-top:12px;padding:10px;border:1px solid #31583e;background:#102017;border-radius:9px}.item{display:flex;justify-content:space-between;gap:10px;padding:11px;border:1px solid var(--line);border-radius:10px;margin:8px 0}.item small{display:block;color:var(--muted);margin-top:4px}@media(max-width:950px){.grid{grid-template-columns:repeat(3,1fr)}.admin{grid-template-columns:1fr}}@media(max-width:650px){header{flex-wrap:wrap;height:auto;padding:12px 14px}.brand{order:1}header>a:last-child{order:2;margin-right:auto}header form{order:3;flex-basis:100%}.grid{grid-template-columns:repeat(2,1fr);gap:12px}}@media(max-width:430px){.grid{grid-template-columns:1fr}}