:root {
  --brand: #0b2545;
  --accent: #8da9c4;
  --ink: #1a1a1a;
  --paper: #ffffff;
  --muted: #5a6472;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
}

.hero {
  background: linear-gradient(135deg, var(--brand), #133a6d);
  color: #fff;
  padding: 96px 24px;
  text-align: center;
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  margin: 0 0 8px;
  font-size: clamp(32px, 6vw, 56px);
  letter-spacing: 0.02em;
}

.tagline {
  margin: 0;
  font-size: clamp(16px, 2.5vw, 20px);
  opacity: 0.9;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px;
}

section {
  margin-bottom: 40px;
}

section h2 {
  color: var(--brand);
  margin-bottom: 8px;
}

a {
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 3px;
}

a:hover {
  color: #133a6d;
}

footer {
  color: var(--muted);
  font-size: 14px;
  border-top: 1px solid #eee;
  padding-top: 24px;
  padding-bottom: 48px;
}