:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1f2937;
  --muted: #4b5563;
  --rule: #d1d5db;
  --link: #1d4ed8;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #111827;
    --fg: #f3f4f6;
    --muted: #d1d5db;
    --rule: #4b5563;
    --link: #93c5fd;
  }
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.55;
  max-width: 42rem;
  margin: 3rem auto;
  padding: 0 1.25rem;
}

h1 {
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}

h2 {
  font-size: 1.15rem;
  margin-top: 2rem;
}

a {
  color: var(--link);
}

ul {
  padding-left: 1.25rem;
}

.muted {
  color: var(--muted);
}

.production {
  border-top: 1px solid var(--rule);
  margin-top: 2.5rem;
  padding-top: 0.5rem;
}

code {
  font-size: 0.9em;
}