:root {
  color-scheme: light;
}

body {
  font-family: system-ui, sans-serif;
  line-height: 1.5;
  max-width: 40rem;
  margin: 2rem auto;
  padding: 0 1rem 3rem;
  color: #1a1a1a;
  background: #fff;
}

main h1 {
  font-size: 1.6rem;
  line-height: 1.25;
}

footer {
  margin-top: 2.5rem;
  padding-top: 1rem;
  border-top: 1px solid #ccc;
  font-size: 0.95rem;
}

a {
  color: #0b3d91;
}