* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #05060a;
  color: #e6e6e6;
}

.page {
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

header {
  text-align: center;
  margin-bottom: 2.5rem;
}

h1 {
  margin: 0 0 0.5rem;
  font-size: 2.2rem;
}

.tagline {
  margin: 0;
  font-size: 0.95rem;
  color: #a0a0a0;
}

main section {
  background: #111320;
  border: 1px solid #22263a;
  border-radius: 0.75rem;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

main h2 {
  margin-top: 0;
  font-size: 1.3rem;
}

a {
  color: #7fb5ff;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

pre {
  background: #05060a;
  padding: 0.6rem 0.8rem;
  border-radius: 0.4rem;
  overflow-x: auto;
  font-size: 0.95rem;
}

footer {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: #7a7a7a;
}