:root { color-scheme: light dark; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Helvetica Neue", Arial, sans-serif;
  line-height: 1.8;
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 20px;
  color: #1c1c1e;
  background: #ffffff;
}

@media (prefers-color-scheme: dark) {
  body { color: #e5e5e7; background: #1c1c1e; }
}

h1 { font-size: 1.7rem; margin-bottom: 0.25rem; }

h2 {
  font-size: 1.2rem;
  margin-top: 2.2rem;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid rgba(128, 128, 128, 0.3);
}

p.updated, p.lead { color: #888; margin-top: 0; }

a { color: #c0392b; }

ul { padding-left: 1.3rem; }
li { margin: 0.4rem 0; }

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1rem 0;
  font-size: 0.95rem;
}

th, td {
  border: 1px solid rgba(128, 128, 128, 0.4);
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

th { background: rgba(128, 128, 128, 0.12); }

nav.home { margin-bottom: 1.5rem; font-size: 0.9rem; }

footer {
  margin-top: 3rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(128, 128, 128, 0.3);
  font-size: 0.85rem;
  color: #888;
}