:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --border: #e2e8f0;
  --brand: #0f766e;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: linear-gradient(180deg, #f8fafc 0%, #ecfeff 100%);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
}

.page-shell {
  max-width: 1040px;
  margin: 0 auto;
  padding: 2rem 1rem 3rem;
}

.hero-card,
.link-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 6px 24px rgba(2, 8, 23, 0.04);
}

.hero-card {
  padding: 1.5rem;
  margin-bottom: 1rem;
}

.title {
  margin: 0;
  color: var(--brand);
  font-size: 1.7rem;
}

.subtitle {
  margin: 0.75rem 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.link-card {
  padding: 1rem;
}

.link-card h2 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.link-card p {
  margin: 0 0 0.75rem;
  color: var(--muted);
}

a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 600;
}

a:hover {
  text-decoration: underline;
}