body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; }
  header, main { padding: 1.25rem clamp(1.25rem, 4vw, 3.5rem); }
  header { display: flex; justify-content: space-between; align-items: center; gap: 1rem; border-bottom: 1px solid var(--card-border); }
  main { flex: 1; }
  h1 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; margin: 0 0 1rem; }
  ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
  a { color: var(--text); }
  .site-footer { margin-top: auto; }