:root {
  color-scheme: dark;
  --bg: #080b12;
  --panel: #111725;
  --line: #273149;
  --text: #f3f6ff;
  --muted: #aeb7ca;
  --primary: #6b8fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(circle at 50% -20%, #182345 0, var(--bg) 42%);
  color: var(--text);
  font: 17px/1.65 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: #91aaff; }
.wrap { width: min(880px, calc(100% - 40px)); margin: 0 auto; }
header { padding: 44px 0 24px; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; }
.moon { width: 42px; height: 42px; border-radius: 50%; background: var(--primary); display: grid; place-items: center; font-size: 25px; }
.brand strong { font-size: 25px; }
nav { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 18px; }
nav a { color: var(--muted); text-decoration: none; }
main { padding: 42px 0 64px; }
.hero { padding: 48px 0 30px; }
h1 { font-size: clamp(34px, 6vw, 54px); line-height: 1.1; margin: 0 0 18px; }
h2 { margin-top: 42px; font-size: 25px; }
h3 { margin-top: 28px; font-size: 20px; }
p, li { color: var(--muted); }
.card { background: color-mix(in srgb, var(--panel) 92%, transparent); border: 1px solid var(--line); border-radius: 20px; padding: 24px; margin: 20px 0; }
.links { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; margin-top: 30px; }
.links a { display: block; padding: 22px; background: var(--panel); border: 1px solid var(--line); border-radius: 16px; text-decoration: none; font-weight: 700; }
.meta { color: var(--muted); font-size: 14px; }
footer { border-top: 1px solid var(--line); padding: 26px 0 42px; color: var(--muted); font-size: 14px; }
@media (max-width: 560px) { body { font-size: 16px; } header { padding-top: 26px; } .card { padding: 19px; } }