:root {
  --fg: #0e0e0e;
  --muted: #5a5a5a;
  --accent: #1a7f6b;
  --bg: #ffffff;
  --max-width: 900px;
}

* {
  box-sizing: border-box;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 4rem 1.5rem 2rem;
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 3.4rem);
  margin: 0;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: 1.2rem;
  max-width: 42rem;
  margin: 1rem 0 2rem;
  color: var(--muted);
}

.primary-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  display: inline-block;
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--fg);
  border: 1px solid #ddd;
}

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

.button:hover {
  transform: translateY(-1px);
}

.about {
  margin: 3.5rem 0;
  max-width: 44rem;
}

.about p {
  margin: 0 0 1.2rem;
}

.links ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.75rem;
}

.links a {
  text-decoration: none;
  color: var(--fg);
  padding: 0.75rem 1rem;
  border: 1px solid #eee;
  border-radius: 0.5rem;
}

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

.site-footer {
  max-width: var(--max-width);
  margin: 4rem auto 2rem;
  padding: 0 1.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}