:root {
  --ink: #1a2332;
  --ink-soft: #4a5568;
  --accent: #0e5288;
  --sand: #faf8f5;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--sand);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  display: grid;
  place-items: center;
  padding: 3rem 1.5rem;
}

.card {
  max-width: 560px;
  text-align: center;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h1 span {
  color: var(--accent);
}

.tagline {
  margin-top: 1rem;
  font-size: 1.15rem;
  color: var(--ink-soft);
}

footer {
  padding: 2rem 1.5rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-soft);
}