:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --text: #111111;
  --muted: #666666;
  --card: #f3f3f5;
  --line: #e6e6e6;
  --accent: #ffd400;
  --on-accent: #111111;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0b0c;
    --text: #f5f5f5;
    --muted: #a3a3a3;
    --card: #1c1c1e;
    --line: #2a2a2d;
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 680px;
  margin: 0 auto;
  padding: 40px 20px 32px;
}

a {
  color: inherit;
  text-underline-offset: 3px;
}

h1 {
  margin: 0 0 8px;
  font-size: 2.25rem;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h2 {
  margin: 32px 0 6px;
  font-size: 1.15rem;
}

p {
  margin: 0 0 12px;
}

.muted {
  color: var(--muted);
}

.brand {
  display: inline-block;
  margin-bottom: 32px;
  font-weight: 800;
  text-decoration: none;
}

.hero {
  min-height: 75vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero h1 {
  font-size: clamp(3rem, 12vw, 5rem);
  letter-spacing: -0.04em;
}

.lead {
  font-size: 1.35rem;
}

.badge {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 700;
}

.card {
  margin: 24px 0;
  padding: 20px;
  border-radius: 16px;
  background: var(--card);
}

.card p:last-child {
  margin-bottom: 0;
}

footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

footer a {
  color: var(--muted);
}