*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 1.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #1a1a1a;
  background: #fafafa;
}

@media (prefers-color-scheme: dark) {
  body {
    color: #e8e8e8;
    background: #121212;
  }

  a {
    color: #6eb5ff;
  }

  hr {
    border-color: #333;
  }
}

.wrap {
  max-width: 42rem;
  margin: 0 auto;
}

header {
  margin-bottom: 2rem;
}

h1 {
  font-size: 1.75rem;
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.5rem;
}

.updated {
  font-size: 0.875rem;
  color: #666;
  margin: 0;
}

@media (prefers-color-scheme: dark) {
  .updated {
    color: #999;
  }
}

h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

p,
ul {
  margin: 0 0 1rem;
}

ul {
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.35rem;
}

a {
  color: #0066cc;
}

hr {
  border: none;
  border-top: 1px solid #ddd;
  margin: 2rem 0;
}

nav.links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

nav.links a {
  font-weight: 500;
}

footer {
  margin-top: 3rem;
  font-size: 0.875rem;
  color: #666;
}

@media (prefers-color-scheme: dark) {
  footer {
    color: #999;
  }
}