:root {
  --bg: #0f1115;
  --fg: #e8eaed;
  --muted: #9aa0a6;
  --accent: #4f8cff;
  --card: #171a21;
  --border: #262a33;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}
.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
}
header h1 {
  font-size: 2rem;
  margin: 0 0 0.25rem;
}
header p.tagline {
  color: var(--muted);
  margin: 0 0 2.5rem;
  font-size: 1.1rem;
}
section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}
section h2 {
  margin-top: 0;
  font-size: 1.1rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
ul {
  margin: 0;
  padding-left: 1.2rem;
}
a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
footer {
  margin-top: 3rem;
  color: var(--muted);
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}