:root {
  color-scheme: light;
  --background: #f5f2e8;
  --card: #ffffff;
  --heading: #123f35;
  --brand: #4d86b6;
  --accent: #c95e30;
  --text: #344b46;
  --border: #d9dfda;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 18px;
  line-height: 1.65;
}

main {
  width: min(760px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 72px;
}

.masthead {
  margin-bottom: 28px;
  padding: 38px 24px;
  border: 1px solid var(--border);
  border-radius: 28px;
  background: var(--card);
  text-align: center;
  box-shadow: 0 12px 30px rgba(18, 63, 53, 0.08);
}

.masthead h1 {
  margin: 0;
  color: var(--brand);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(44px, 10vw, 72px);
  font-weight: 500;
  letter-spacing: -0.03em;
}

.masthead p {
  margin: 4px 0 0;
  color: var(--heading);
  font-size: 20px;
  font-weight: 700;
}

.card {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 24px;
  background: var(--card);
}

h2 {
  margin: 1.8em 0 0.35em;
  color: var(--heading);
  font-size: 26px;
  line-height: 1.25;
}

.card > h2:first-child,
.policy > p:first-child + h2 {
  margin-top: 0;
}

a {
  color: var(--accent);
  font-weight: 700;
}

.links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.links a {
  padding: 16px;
  border-radius: 16px;
  background: var(--heading);
  color: white;
  text-align: center;
  text-decoration: none;
}

.back {
  text-align: center;
}

@media (max-width: 560px) {
  main {
    padding-top: 20px;
  }

  .card {
    padding: 22px;
  }

  .links {
    grid-template-columns: 1fr;
  }
}