:root {
  color-scheme: light dark;
  --fg: #1a1a1a;
  --muted: #5c5c5c;
  --bg: #fafafa;
  --link: #0b57d0;
}

@media (prefers-color-scheme: dark) {
  :root {
    --fg: #ececec;
    --muted: #a8a8a8;
    --bg: #141414;
    --link: #8ab4f8;
  }
}

body {
  margin: 0;
  padding: 0 1rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
  color: var(--fg);
  background: var(--bg);
}

main {
  max-width: 36rem;
  text-align: center;
}

h1 {
  font-size: 2rem;
  margin: 0 0 0.5rem;
}

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

footer {
  margin-top: 3rem;
  font-size: 0.875rem;
  color: var(--muted);
}