:root {
  color-scheme: light dark;
  --fg: #1c1c1e;
  --muted: #5f6368;
  --bg: #ffffff;
  --link: #0a66c2;
  --rule: #e3e3e8;
}
@media (prefers-color-scheme: dark) {
  :root {
    --fg: #f2f2f7;
    --muted: #a1a1aa;
    --bg: #121214;
    --link: #6cb4ff;
    --rule: #2c2c30;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
main {
  max-width: 42rem;
  margin: 0 auto;
  padding: max(24px, env(safe-area-inset-top)) max(20px, env(safe-area-inset-right)) max(40px, env(safe-area-inset-bottom)) max(20px, env(safe-area-inset-left));
}
h1 { font-size: 1.75rem; line-height: 1.2; margin: 0 0 0.5rem; }
h2 { font-size: 1.15rem; line-height: 1.3; margin: 1.75rem 0 0.5rem; }
p { margin: 0 0 1rem; }
a { color: var(--link); overflow-wrap: anywhere; }
.meta { color: var(--muted); font-size: 0.95rem; margin-bottom: 1.5rem; }
footer { margin-top: 2.5rem; padding-top: 1rem; border-top: 1px solid var(--rule); font-size: 0.95rem; }
footer a { margin-right: 1.25rem; }