:root{
  --bg:#0b0f14; --card:#0f1620; --text:#e9eef5; --muted:#a9b6c6;
  --brand:#ff6a00; --border:rgba(255,255,255,.10); --shadow:0 10px 30px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;
  background:radial-gradient(1200px 600px at 20% -10%, rgba(255,106,0,.25), transparent 60%), var(--bg);
  color:var(--text)
}
a{color:inherit}
.container{max-width:980px;margin:0 auto;padding:24px}
.nav{
  position:sticky;top:0;backdrop-filter:saturate(180%) blur(12px);
  background:rgba(11,15,20,.65); border-bottom:1px solid var(--border); z-index:10;
}
.nav .inner{display:flex;gap:14px;align-items:center;justify-content:space-between;max-width:980px;margin:0 auto;padding:14px 24px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#ffb000); box-shadow:var(--shadow)}
.brand b{letter-spacing:.3px}
.links{display:flex;gap:10px;flex-wrap:wrap}
.links a{font-size:14px;color:var(--muted);text-decoration:none;padding:8px 10px;border-radius:10px}
.links a:hover{color:var(--text); background:rgba(255,255,255,.06)}
.page h1{margin:18px 0 8px;font-size:34px}
.meta{color:var(--muted);font-size:13px;margin-bottom:14px}
.box{border:1px solid var(--border); border-radius:16px; background:rgba(255,255,255,.03); padding:16px 18px; margin:12px 0; box-shadow:var(--shadow)}
.box h2,.box h3{margin:0 0 10px}
p,li{color:var(--muted);line-height:1.7}
ul,ol{margin:8px 0 0 20px}
.kv{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.kv span{border:1px solid var(--border); background:rgba(255,255,255,.03); padding:7px 10px; border-radius:12px; font-size:13px; color:var(--muted)}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:10px}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:700;
  padding:10px 12px;border-radius:12px;border:1px solid var(--border); background:rgba(255,255,255,.03)
}
.btn.primary{border-color:rgba(255,106,0,.45); background:rgba(255,106,0,.12)}
.btn:hover{opacity:.95}
.footer{margin:28px 0 10px; padding-top:18px; border-top:1px solid var(--border); color:var(--muted); font-size:13px}
.footer a{color:var(--muted);text-decoration:none}
.footer a:hover{color:var(--text);text-decoration:underline}
.note{border-left:3px solid rgba(255,106,0,.75); padding:10px 12px; background:rgba(255,106,0,.06); border-radius:12px}
@media (max-width:780px){ .nav .inner{gap:10px} .page h1{font-size:30px} }