:root {
  color-scheme: light;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --brand: #0ea5a4;
  --border: #dbe3ef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

h1, h2, h3 {
  margin-top: 0;
}

p, li {
  line-height: 1.6;
  color: var(--muted);
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.top-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 12px 0 20px;
}

.pill {
  display: inline-block;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #effaf9;
  font-weight: 600;
}

.meta {
  font-size: 14px;
  color: #64748b;
}

.grid {
  display: grid;
  gap: 14px;
}

@media (min-width: 800px) {
  .grid {
    grid-template-columns: 1fr 1fr;
  }
}