:root {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: #1e293b;
  background: #f8fafc;
  line-height: 1.7;
}

.page-wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
}

.card {
  background: #fff;
  border: 1px solid rgba(71, 85, 105, 0.2);
  border-radius: 14px;
  padding: 1.5rem;
  margin-bottom: 1rem;
}

h1,
h2 {
  line-height: 1.2;
  color: #0f172a;
}

h1 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

h2 {
  margin: 1.25rem 0 0.5rem;
  font-size: 1.2rem;
}

p,
li {
  color: #334155;
}

a {
  color: #1d4ed8;
}

.top-link {
  display: inline-block;
  margin-right: 0.75rem;
  margin-bottom: 1rem;
  text-decoration: none;
  font-weight: 600;
}

.footer-note {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: #64748b;
}