:root {
  --bg: #fff8e7;
  --card: #ffffff;
  --text: #4a3b2a;
  --muted: #7a6a55;
  --accent: #19a89d;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1f1a14;
    --card: #2b241c;
    --text: #f3e9d8;
    --muted: #c2b39c;
    --accent: #4fd1c5;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  padding: 24px 16px 48px;
  background: var(--bg);
  color: var(--text);
  font:
    16px/1.6 system-ui,
    -apple-system,
    'Segoe UI',
    Roboto,
    sans-serif;
}
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px;
  border-radius: 24px;
  background: var(--card);
}
h1 {
  margin-top: 0;
  line-height: 1.2;
}
h2 {
  margin-top: 2em;
}
a {
  color: var(--accent);
}
.muted {
  color: var(--muted);
  font-size: 14px;
}
nav {
  max-width: 720px;
  margin: 0 auto 12px;
  font-size: 14px;
}