:root {
  --bg: #0b1020;
  --bg-soft: #121a33;
  --card: #16203c;
  --stroke: #26325a;
  --text: #eef2ff;
  --muted: #a9b4d0;
  --brand: #6d8bff;
  --brand-2: #38d6b0;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background:
    radial-gradient(1000px 460px at 12% -10%, rgba(109,139,255,.22), transparent 60%),
    radial-gradient(820px 380px at 92% 0%, rgba(56,214,176,.14), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.7;
}
a { color: var(--brand); }
.wrap { max-width: 820px; margin: 0 auto; padding: 0 20px; }
header.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,16,32,.72); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--stroke);
}
.nav-inner { max-width: 1040px; margin: 0 auto; padding: 0 20px; display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; }
.brand .dot { width: 20px; height: 20px; border-radius: 6px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 11px; font-weight: 600; text-decoration: none; border: 1px solid transparent; }
.btn-primary { background: linear-gradient(135deg, var(--brand), #8aa2ff); color: #0a0f22; }
.btn-ghost { border-color: var(--stroke); color: var(--text); }
article, .list { padding: 40px 0 10px; }
h1 { font-size: clamp(26px, 4.4vw, 40px); line-height: 1.18; margin: 0 0 10px; letter-spacing: -.02em; }
h2 { font-size: 22px; margin: 30px 0 8px; }
h3 { font-size: 18px; margin: 22px 0 6px; }
p, li { color: #dbe2f7; }
.meta { color: var(--muted); font-size: 14px; margin-bottom: 22px; }
.lead { color: var(--muted); font-size: 18px; }
.card { background: linear-gradient(180deg, var(--card), var(--bg-soft)); border: 1px solid var(--stroke); border-radius: 14px; padding: 18px 20px; margin: 14px 0; }
.card h3 { margin: 0 0 6px; }
.card a { color: var(--text); text-decoration: none; }
.card a:hover { color: var(--brand); }
.card .muted { color: var(--muted); font-size: 14.5px; }
.cta { margin: 30px 0; padding: 22px; border: 1px solid var(--stroke); border-radius: 16px; background: rgba(255,255,255,.02); text-align: center; }
footer { border-top: 1px solid var(--stroke); margin-top: 40px; padding: 24px 0; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); text-decoration: none; margin-right: 14px; }
ul { padding-left: 20px; }
code { background: rgba(255,255,255,.07); padding: 2px 6px; border-radius: 6px; font-size: 90%; }