:root { color-scheme: dark; --bg:#0f0b22; --text:#ece8f8; --muted:#a59fc0; --accent:#f0b86e; --line:#2a2447; }
* { box-sizing: border-box; }
body { margin:0; background: radial-gradient(1200px 600px at 70% -10%, #2a1f5c 0%, var(--bg) 60%); color:var(--text);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif; min-height:100vh; }
main { max-width: 760px; margin: 0 auto; padding: 32px 20px 80px; }
header { display:flex; justify-content:space-between; align-items:center; gap:16px; padding: 4px 0 28px; }
header a.brand { color:var(--text); font-weight:800; letter-spacing:.18em; text-decoration:none; font-size:14px; }
header nav a { color:var(--muted); text-decoration:none; margin-left:16px; font-size:14px; }
h1 { font-size: 34px; line-height:1.2; margin: 8px 0 6px; letter-spacing:-.01em; }
h2 { font-size: 20px; margin: 34px 0 8px; }
p, li { color: #d7d1ea; }
.muted { color: var(--muted); font-size: 14px; }
a { color: var(--accent); }
.card { border:1px solid var(--line); background: rgba(255,255,255,.03); border-radius: 14px; padding: 18px 20px; margin: 18px 0; }
.button { display:inline-block; background: linear-gradient(90deg,#8b5cf6,#ec4899); color:#fff; text-decoration:none; font-weight:700;
  padding: 11px 22px; border-radius: 999px; margin: 6px 8px 6px 0; }
.button.secondary { background: transparent; border:1px solid var(--line); color: var(--text); }
ol li, ul li { margin: 6px 0; }
footer { margin-top: 56px; color: var(--muted); font-size: 13px; border-top: 1px solid var(--line); padding-top: 16px; }
footer a { color: var(--muted); }
@media (max-width: 640px) { header nav a:not(:last-child) { display:none; } h1 { font-size: 28px; } }