:root {
  --bg: #faf7f2;
  --card: #ffffff;
  --ink: #2d2a26;
  --muted: #6f6a63;
  --accent: #c08552;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

header {
  text-align: center;
  padding: 4rem 1.5rem 2rem;
}

header h1 {
  margin: 0;
  font-size: 2.75rem;
  letter-spacing: -0.5px;
}

.tagline {
  color: var(--muted);
  margin-top: 0.5rem;
}

main {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 1.5rem 3rem;
}

.card {
  background: var(--card);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 2rem;
}

.card h2 {
  margin-top: 0;
  color: var(--accent);
}

footer {
  text-align: center;
  color: var(--muted);
  padding: 2rem 1.5rem 4rem;
  font-size: 0.9rem;
}