body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: #374151;
  background: #fafafa;
  margin: 0;
  padding: 20px;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  padding: 40px;
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

h1 {
  font-size: 2.25rem;
  color: #1a1a1a;
  margin-bottom: 0.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 1.5rem;
  color: #1a1a1a;
  margin: 2rem 0 1rem 0;
}

h3 {
  font-size: 1.25rem;
  color: #1a1a1a;
  margin: 1.5rem 0 0.75rem 0;
}

.updated {
  color: #666;
  font-size: 0.875rem;
  margin-bottom: 2rem;
  background: #f3f4f6;
  padding: 12px;
  border-radius: 6px;
}

p {
  margin-bottom: 1rem;
}

ul, ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

a {
  color: #2563eb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #e5e7eb;
}

.related ul {
  list-style: none;
  padding: 0;
}

.related li {
  margin-bottom: 0.75rem;
}

strong {
  color: #1a1a1a;
}

em {
  color: #059669;
}