:root {
  --bg: #0b0d10;
  --bg-elevated: #14171b;
  --text: #e8eaed;
  --text-muted: #9aa3ad;
  --accent: #5b8def;
  --border: #23272c;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fbfbfc;
    --bg-elevated: #ffffff;
    --text: #15181c;
    --text-muted: #565f6b;
    --accent: #2f5fd6;
    --border: #e5e7eb;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

.hero {
  padding: 96px 0 64px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.hero h1 {
  font-size: 2.75rem;
  margin: 0 0 12px;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin: 0 0 32px;
}

.cta {
  display: flex;
  justify-content: center;
  gap: 12px;
}

.button {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  border: 1px solid var(--border);
  color: var(--text);
}

.button.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

main {
  padding: 56px 0;
}

.lede {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 64px 0;
}

.feature {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}

.feature h2 {
  font-size: 1.05rem;
  margin: 0 0 8px;
}

.feature p {
  color: var(--text-muted);
  margin: 0;
  font-size: 0.95rem;
}

.repos h2 {
  font-size: 1.3rem;
}

.repos ul {
  padding-left: 20px;
  color: var(--text-muted);
}

.repos a {
  color: var(--accent);
  text-decoration: none;
}

.repos a:hover {
  text-decoration: underline;
}

footer {
  border-top: 1px solid var(--border);
  padding: 32px 0 64px;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 640px) {
  .hero {
    padding: 64px 0 48px;
  }
  .hero h1 {
    font-size: 2.1rem;
  }
  .features {
    grid-template-columns: 1fr;
  }
}