:root {
  --bg: #fafafa;
  --fg: #111;
  --muted: #666;
  --border: #e5e5e5;
  --accent: #0a0a0a;
  --max-w: 680px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.7;
  padding: 3rem 1.5rem;
}

main {
  max-width: var(--max-w);
  margin: 0 auto;
}

header {
  max-width: var(--max-w);
  margin: 0 auto 3rem;
}

header a {
  text-decoration: none;
  color: var(--fg);
  font-weight: 600;
  font-size: 1.1rem;
}

h1 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

p, ul, ol {
  margin-bottom: 1rem;
  color: var(--fg);
}

ul, ol {
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.25rem;
}

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

.meta {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

footer {
  max-width: var(--max-w);
  margin: 4rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

footer nav {
  display: flex;
  gap: 1.5rem;
  margin-top: 0.5rem;
}

footer nav a {
  color: var(--muted);
  text-decoration: none;
}

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

.hero {
  text-align: center;
  padding: 4rem 0 3rem;
}

.hero h1 {
  font-size: 2.5rem;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto 2rem;
}

.links {
  display: flex;
  gap: 2rem;
  justify-content: center;
  flex-wrap: wrap;
}

.links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

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