:root {
  color-scheme: dark;
  --bg: #0b1117;
  --card: #121a22;
  --text: #e6edf3;
  --muted: #9fb0c0;
  --primary: #2dd4bf;
  --border: rgba(45, 212, 191, 0.18);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif;
  background:
    radial-gradient(circle at top right, rgba(45, 212, 191, 0.08), transparent 40%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.hero {
  max-width: 920px;
  margin: 0 auto;
  padding: 4.5rem 1.5rem 2rem;
}

.eyebrow {
  color: var(--primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.8rem, 7vw, 4.5rem);
  line-height: 1.05;
  margin: 0.4rem 0 1rem;
}

.lede {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.125rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
}

.btn.primary {
  background: rgba(45, 212, 191, 0.12);
  color: var(--primary);
  border-color: rgba(45, 212, 191, 0.35);
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

section + section { margin-top: 2.5rem; }

h2 {
  font-size: 1rem;
  color: var(--primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.25rem;
}

pre {
  overflow: auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1rem 1.25rem;
}

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
}

.samples, .links {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--muted);
}

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

footer {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
  color: var(--muted);
  font-size: 0.875rem;
}