body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: #222;
  background-color: #fafafa;
}

header {
  padding: 3rem 1.5rem;
  background: #f2efe9;
}

main {
  padding: 2rem 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

footer {
  padding: 2rem 1.5rem;
  font-size: 0.9rem;
  color: #666;
}