/* Reset & Basis */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #fff;
}

/* Container: Zentriert, max. Breite */
.container {
  max-width: 42rem; /* ~672px, optimal für Lesbarkeit */
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header */
header {
  margin-bottom: 3rem;
  border-bottom: 1px solid #ddd;
  padding-bottom: 1rem;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
}

/* Main Content */
main {
  margin-bottom: 3rem;
}

section {
  margin-bottom: 2rem;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: #0066cc;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Footer */
footer {
  border-top: 1px solid #ddd;
  padding-top: 1rem;
  font-size: 0.9rem;
  color: #666;
}

/* Responsive */
@media (max-width: 640px) {
  .container {
    padding: 1rem;
  }
  
  h1 {
    font-size: 1.5rem;
  }
  
  h2 {
    font-size: 1.25rem;
  }
}

/* Blockquote Styling */
blockquote {
  margin: 2rem 0;
  padding: 1rem 1.5rem;
  border-left: 4px solid #0066cc;
  background: #f5f5f5;
  font-style: italic;
}

blockquote p {
  margin-bottom: 0.5rem;
}

blockquote cite {
  display: block;
  margin-top: 0.75rem;
  font-style: normal;
  font-size: 0.9rem;
  color: #666;
}

blockquote cite::before {
  content: "— ";
}