*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: 18px;
  line-height: 1.7;
  color: #1a1a1a;
  background: #faf9f7;
  padding: 2rem 1rem 4rem;
}

.container {
  max-width: 720px;
  margin: 0 auto;
}

nav {
  font-family: system-ui, sans-serif;
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 2rem;
}

nav a { color: #555; text-decoration: none; }
nav a:hover { text-decoration: underline; }
nav span { margin: 0 0.4em; }

h1 { font-size: 2rem; margin-bottom: 0.25rem; }
h2 { font-size: 1.25rem; margin: 2rem 0 0.5rem; border-bottom: 1px solid #ddd; padding-bottom: 0.25rem; }
h3 { font-size: 1rem; margin: 1.5rem 0 0.25rem; }

p { margin: 0.75rem 0; }

ul { margin: 0.5rem 0 0.5rem 1.5rem; }
li { margin: 0.25rem 0; }

em { color: #555; font-style: italic; }

.tagline { color: #555; font-style: italic; margin-bottom: 2rem; display: block; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.card {
  border: 1px solid #ddd;
  border-radius: 4px;
  padding: 1rem 1.25rem;
  background: #fff;
  text-decoration: none;
  color: inherit;
  display: block;
}

.card:hover { border-color: #999; }
.card h3 { margin: 0 0 0.25rem; font-size: 1rem; }
.card p { margin: 0; font-size: 0.875rem; color: #555; font-family: system-ui, sans-serif; }

.meta {
  font-family: system-ui, sans-serif;
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 1.5rem;
}

.world-index { margin-top: 3rem; }