:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --muted: #666;
  --bg: #fdfdfd;
  --link: #0b5fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #e8e8e8;
    --muted: #9a9a9a;
    --bg: #121212;
    --link: #7aa7ff;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1.0625rem/1.6 system-ui, -apple-system, sans-serif;
}

main {
  max-width: 40rem;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

h1 { margin: 0 0 0.25rem; font-size: 2rem; }
a { color: var(--link); }