body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  color: #111;
}

.hero {
  background: #0f172a;
  color: #fff;
  padding: 4rem 2rem;
  text-align: center;
}

.subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
}

.tagline {
  margin-top: 1rem;
  font-size: 1rem;
  opacity: 0.8;
}

.button {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.75rem 1.5rem;
  background: #38bdf8;
  color: #000;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
}

section {
  max-width: 800px;
  margin: 3rem auto;
  padding: 0 1.5rem;
}

h2 {
  margin-bottom: 1rem;
}

pre {
  background: #f4f4f4;
  padding: 1rem;
  overflow-x: auto;
  border-radius: 6px;
}

footer {
  background: #f8fafc;
  text-align: center;
  padding: 2rem;
  font-size: 0.9rem;
}