:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --text: #1d1d1f;
  --muted: #5f6368;
  --line: #e3e4e8;
  --accent: #0a66c2;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111214;
    --text: #f2f2f4;
    --muted: #a4a7ae;
    --line: #2b2d32;
    --accent: #6cb2f5;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--accent); overflow-wrap: anywhere; }
header, main, footer { max-width: 680px; margin: 0 auto; padding: 0 20px; }
header { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-top: 24px; }
.brand { font-weight: 600; color: var(--text); text-decoration: none; }
nav { flex-shrink: 0; white-space: nowrap; }
nav a { margin-left: 16px; font-size: 15px; text-decoration: none; }
main { padding-top: 40px; padding-bottom: 48px; }
h1 { margin: 0 0 8px; font-size: 32px; line-height: 1.2; letter-spacing: -0.01em; }
h2 { margin: 36px 0 8px; font-size: 20px; line-height: 1.3; }
p, ul, dl { margin: 0 0 14px; }
ul { padding-left: 22px; }
li { margin-bottom: 8px; }
.meta { color: var(--muted); font-size: 15px; }
dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 20px; padding: 16px 0; border-block: 1px solid var(--line); }
dt { color: var(--muted); }
dd { margin: 0; min-width: 0; }
footer { padding-top: 16px; padding-bottom: 32px; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }