*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#0f1115;color:#e6e6e6}
a{color:#9cd1ff;text-decoration:none}a:hover{text-decoration:underline}
.site-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#151823;border-bottom:1px solid #22263a;position:sticky;top:0;z-index:10}
.site-header h1{margin:0;font-size:20px}
.site-header nav{display:flex;align-items:center;gap:14px}
.collection{max-width:1100px;margin:0 auto;padding:20px}
.catalog-wrap{max-width:1100px;margin:0 auto;padding:20px}
.tools{display:flex;gap:10px;margin-bottom:12px}
.tools input{flex:1;padding:10px;border-radius:10px;border:1px solid #2a3150;background:#1b2030;color:#cfe1ff}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.card{background:#151a28;border:1px solid #222b48;border-radius:14px;overflow:hidden;cursor:pointer}
.card img{width:100%;aspect-ratio:16/9;display:block;background:#000}
.card .meta{padding:10px;font-size:14px}
.player{background:#0f131f;border:1px solid #1b2340;border-radius:16px;overflow:hidden}
.player iframe{width:100%;aspect-ratio:16/9;border:0;background:#000}
.walkthrough{margin-top:16px}
.adslot{display:block;margin:16px auto;max-width:980px}
.site-footer{padding:20px;color:#a9b3c7;text-align:center;border-top:1px solid #22263a}