:root {
  --bg: #0b1220;
  --surface: #131c2e;
  --surface-high: #1b2640;
  --text: #eaf0fb;
  --muted: #9aa8c4;
  --brand: #0066ff;
  --brand-light: #4d94ff;
  --accent: #00c795;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
main { max-width: 760px; margin: 0 auto; padding: 32px 16px 48px; }
header.site { display: flex; align-items: center; gap: 14px; margin-bottom: 28px; }
header.site img { width: 64px; height: 64px; }
header.site a { color: inherit; text-decoration: none; }
header.site strong { display: block; font-size: 28px; line-height: 1.1; }
header.site span { color: var(--muted); font-size: 15px; }
h1 { font-size: 30px; line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
p, li { color: var(--text); }
.muted { color: var(--muted); }
a { color: var(--brand-light); }
.card {
  background: var(--surface);
  border-radius: 16px;
  padding: 18px 20px;
  margin: 16px 0;
}
.card h2 { margin-top: 0; }
.pill {
  display: inline-block;
  background: rgba(0, 199, 149, .12);
  color: var(--accent);
  border: 1px solid rgba(0, 199, 149, .5);
  border-radius: 999px;
  padding: 2px 12px;
  font-size: 14px;
}
nav.links { display: flex; flex-wrap: wrap; gap: 10px; margin: 20px 0; }
nav.links a {
  background: var(--surface-high);
  border: 1px solid var(--brand-light);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 16px;
  text-decoration: none;
}
footer {
  border-top: 1px solid var(--surface-high);
  margin-top: 40px;
  padding-top: 16px;
  color: var(--muted);
  font-size: 14px;
  text-align: center;
}