:root {
  --bg: #fafaf7;
  --text: #1d1d1b;
  --muted: #6b6b66;
  --accent: #c2410c;
  --max: 680px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}

header,
main,
footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem;
}

header {
  padding-top: 3rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 2.25rem;
}

h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
}

nav a {
  margin-right: 1rem;
  color: var(--accent);
  text-decoration: none;
}

nav a:hover {
  text-decoration: underline;
}

footer {
  color: var(--muted);
  font-size: 0.9rem;
  padding-bottom: 3rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161614;
    --text: #efefea;
    --muted: #9a9a94;
  }
}