:root{
  --bg1:#071524;
  --bg2:#0d2742;
  --card:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.14);
  --text:#eef6ff;
  --muted:#c1d7ee;
  --accent:#62c4ff;
  --accent2:#24d2b5;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,'SF Pro Text',Inter,Segoe UI,Roboto,sans-serif;background:linear-gradient(180deg,var(--bg1),var(--bg2));color:var(--text);}
a{color:var(--accent)}
.wrap{width:min(980px,calc(100% - 32px));margin:0 auto}
.hero{padding:56px 0 26px;border-bottom:1px solid var(--line);background:
 radial-gradient(circle at top right, rgba(98,196,255,.16), transparent 28%),
 radial-gradient(circle at top left, rgba(36,210,181,.10), transparent 24%)}
.brand{display:inline-block;padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.06);font-weight:700;letter-spacing:.02em}
h1{font-size:clamp(2rem,4vw,3rem);margin:.7rem 0 .5rem}
.lead{color:var(--muted);max-width:720px}
nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
nav a{display:inline-block;padding:10px 14px;border-radius:999px;text-decoration:none;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text)}
nav a.active{background:linear-gradient(135deg, rgba(98,196,255,.20), rgba(36,210,181,.18));border-color:rgba(98,196,255,.35)}
.card{margin:24px auto;padding:26px;border:1px solid var(--line);border-radius:24px;background:var(--card);backdrop-filter: blur(12px);}
.prose h2{margin-top:0}
.prose h3{margin-top:1.2rem}
.prose p,.prose li{line-height:1.65;color:var(--text)}
.prose ul{padding-left:1.2rem}
.footer{padding:0 0 40px;color:var(--muted)}