:root {
  --bg: #ffffff;
  --text: #1d1d1f;
  --muted: #6e6e73;
  --rule: #e5e5ea;
  --accent: #0a66d6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161618;
    --text: #f2f2f7;
    --muted: #a1a1a6;
    --rule: #2c2c2e;
    --accent: #5aa2ff;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}
main, header, footer { max-width: 760px; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; gap: 12px; padding-top: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--rule); }
header img { width: 40px; height: 40px; }
header a.brand { color: var(--text); text-decoration: none; font-weight: 600; font-size: 19px; }
header nav { margin-left: auto; display: flex; gap: 18px; }
a { color: var(--accent); }
header nav a { text-decoration: none; }
h1 { font-size: 32px; line-height: 1.2; margin: 32px 0 8px; }
h2 { font-size: 20px; margin: 32px 0 6px; }
p { margin: 0 0 12px; }
.lede { color: var(--muted); font-size: 19px; }
.indent { padding-left: 28px; }
.indent2 { padding-left: 56px; }
.policy p { margin-bottom: 10px; }
footer { color: var(--muted); font-size: 14px; padding-top: 24px; padding-bottom: 40px; margin-top: 48px; border-top: 1px solid var(--rule); }
.hero { text-align: center; padding: 40px 0 8px; }
.hero img { width: 128px; height: 128px; }
.hero h1 { margin-top: 12px; }
.links { display: flex; justify-content: center; gap: 24px; margin-top: 20px; }