:root{
  --bg:#0e0e0f;
  --card:#151518;
  --text:#e9e9ee;
  --muted:#b7b7c4;
  --accent:#1fa2ff;
  --danger:#ff4d4d;
  --ok:#36d399;
  --border:rgba(255,255,255,.10);
}
*{box-sizing:border-box}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Arial,sans-serif;
  background: radial-gradient(1200px 500px at 50% -10%, rgba(31,162,255,.25), transparent 60%),
              radial-gradient(900px 400px at 10% 10%, rgba(255,77,77,.18), transparent 55%),
              var(--bg);
  color:var(--text);
}
a{color:var(--accent); text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px; margin:0 auto; padding:24px}
.nav{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px; padding:14px 18px; border:1px solid var(--border);
  background:rgba(0,0,0,.35); backdrop-filter: blur(10px);
  border-radius:16px; position:sticky; top:12px; z-index:10;
}
.brand{display:flex; align-items:center; gap:12px; min-width:240px}
.brand img{height:44px; width:auto}
.navlinks{display:flex; gap:14px; align-items:center; flex-wrap:wrap; justify-content:flex-end}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 12px; border:1px solid var(--border);
  border-radius:999px; background:rgba(255,255,255,.04);
}
.hero{
  margin-top:26px; padding:26px; border:1px solid var(--border);
  background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-radius:22px;
}
.hero h1{margin:0 0 8px 0; font-size:34px}
.hero p{margin:0; color:var(--muted); line-height:1.5}
.grid{
  display:grid; grid-template-columns: 1.2fr .8fr; gap:18px;
  margin-top:18px;
}
@media (max-width: 900px){ .grid{grid-template-columns:1fr} .brand{min-width:auto} }
.card{
  border:1px solid var(--border);
  background:rgba(0,0,0,.30);
  border-radius:18px;
  padding:18px;
}
.card h2{margin:0 0 10px 0; font-size:18px}
.small{font-size:13px; color:var(--muted)}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:10px; padding:10px 14px;
  border-radius:12px; border:1px solid var(--border);
  background:rgba(31,162,255,.18);
  color:var(--text); cursor:pointer;
}
.btn:hover{background:rgba(31,162,255,.28)}
.btn.secondary{background:rgba(255,255,255,.06)}
.btn.danger{background:rgba(255,77,77,.18)}
.btn.danger:hover{background:rgba(255,77,77,.28)}
.form{display:grid; gap:10px; margin-top:8px}
.input{
  width:100%; padding:11px 12px; border-radius:12px;
  border:1px solid var(--border); background:rgba(255,255,255,.04);
  color:var(--text);
}
.input:focus{outline:2px solid rgba(31,162,255,.35); outline-offset:2px}
.notice{
  padding:10px 12px; border-radius:12px; border:1px solid var(--border);
  background:rgba(255,255,255,.04); margin:12px 0;
}
.notice.ok{border-color:rgba(54,211,153,.35); background:rgba(54,211,153,.08)}
.notice.bad{border-color:rgba(255,77,77,.35); background:rgba(255,77,77,.08)}
.videos{display:grid; gap:16px; margin-top:14px}
.video{
  border:1px solid var(--border); border-radius:18px;
  background:rgba(0,0,0,.28); overflow:hidden;
}
.video .meta{padding:14px 14px 0 14px}
.video h3{margin:0 0 6px 0; font-size:18px}
.video p{margin:0 0 12px 0; color:var(--muted)}
.video .frame{padding:0 14px 14px 14px}
.video iframe{width:100%; aspect-ratio:16/9; border:0; border-radius:14px}
.footer{margin:22px 0 10px; color:var(--muted); font-size:13px}