:root {
  color-scheme: light dark;
}

body {
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.25rem;
  line-height: 1.6;
  font-size: 1.05rem;
}

header, footer {
  margin: 1.5rem 0;
}

nav ul {
  padding-left: 0;
  list-style: none;
}

nav li {
  margin: 0.5rem 0;
}

a {
  color: #0b5fa5;
}

a:visited {
  color: #6a3d9a;
}

h1, h2 {
  line-height: 1.3;
}

.draft-note {
  border: 1px solid currentColor;
  padding: 0.75rem 1rem;
  border-radius: 0.25rem;
}

footer {
  font-size: 0.9rem;
  border-top: 1px solid #ccc;
  padding-top: 1rem;
}

code {
  font-size: 0.95em;
}