:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #2ea043;
  --accent-hover: #3fb950;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
.container { max-width: 720px; margin: 0 auto; padding: 0 24px; }
header { padding: 24px 0; border-bottom: 1px solid var(--surface); }
nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.logo { font-size: 1.35rem; font-weight: 700; color: var(--text); text-decoration: none; }
.logo span { color: var(--accent); }
nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
nav a:hover { color: var(--accent); }
.hero { padding: 64px 0 80px; text-align: center; }
.hero h1 { font-size: 2.5rem; font-weight: 700; margin: 0 0 16px; }
.hero p { font-size: 1.2rem; color: var(--muted); margin: 0 0 32px; }
.cta {
  display: inline-block;
  padding: 14px 28px;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  border-radius: 8px;
}
.cta:hover { background: var(--accent-hover); }
section { padding: 48px 0; }
section h2 { font-size: 1.5rem; margin: 0 0 16px; }
section p { color: var(--muted); margin: 0 0 12px; }
footer {
  padding: 32px 0;
  border-top: 1px solid var(--surface);
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
footer a { color: var(--muted); text-decoration: none; }
footer a:hover { color: var(--accent); }