:root {
  --bg: #0a0a0b;
  --fg: #e8e8ea;
  --muted: #8a8a92;
  --accent: #8b5cf6;
  --border: #1f1f24;
  --card: #121216;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 96px;
}

header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}

.logo {
  font-weight: 700;
  font-size: 18px;
  color: var(--fg);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo .dot { color: var(--accent); }

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 20px;
  font-size: 14px;
}

nav a:hover { color: var(--fg); }

h1 {
  font-size: 32px;
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}

h2 {
  font-size: 20px;
  letter-spacing: -0.01em;
  margin: 40px 0 12px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 32px;
}

p, li { color: var(--fg); }

ul { padding-left: 20px; }
li { margin-bottom: 6px; }

a { color: var(--accent); }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  margin: 24px 0;
}

code {
  background: #1a1a1f;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

footer {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.hero-links {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

@media (max-width: 600px) {
  .hero-links { grid-template-columns: 1fr; }
  nav a { margin-left: 12px; }
}

.hero-links a {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  color: var(--fg);
  transition: border-color 0.15s;
}

.hero-links a:hover { border-color: var(--accent); }

.hero-links .title {
  font-weight: 600;
  margin-bottom: 4px;
}

.hero-links .desc {
  color: var(--muted);
  font-size: 14px;
}