:root {
  color-scheme: light;
  --ink: #172033;
  --muted: #596477;
  --paper: #f5f1e8;
  --surface: rgba(255, 255, 255, 0.82);
  --accent: #2f625a;
  --accent-dark: #214740;
  --line: rgba(47, 98, 90, 0.2);
  --shadow: 0 1.5rem 4rem rgba(23, 32, 51, 0.09);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 0%, #d9e8e2 0, transparent 32rem),
    radial-gradient(circle at 100% 35%, #eee0ca 0, transparent 28rem),
    var(--paper);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.65;
}

a { color: var(--accent-dark); }
a:hover { color: var(--accent); }

.site-header {
  width: min(70rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.2rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.9rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--accent-dark);
  font-weight: 700;
}

main {
  width: min(70rem, calc(100% - 2rem));
  margin: 0 auto 3rem;
}

.hero,
.document {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero {
  padding: clamp(2.25rem, 7vw, 6rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 500;
  line-height: 1.15;
}

h1 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(2.6rem, 7vw, 5.4rem);
  letter-spacing: -0.045em;
}

.document h1 {
  max-width: none;
  font-size: clamp(2.3rem, 5vw, 4rem);
}

h2 {
  margin: 2.5rem 0 0.75rem;
  color: var(--accent-dark);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
}

h3 {
  margin: 1.8rem 0 0.55rem;
  font-size: 1.25rem;
}

p, li { color: var(--muted); }

.lead {
  max-width: 48rem;
  margin: 1.75rem 0 0;
  font-size: clamp(1.15rem, 2.3vw, 1.45rem);
  color: var(--ink);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2.2rem;
}

.feature {
  padding: 1.35rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
}

.feature h3 { margin-top: 0; }
.feature p { margin-bottom: 0; }

.callout {
  margin-top: 2.2rem;
  padding: 1.5rem;
  border-left: 0.3rem solid var(--accent);
  background: rgba(217, 232, 226, 0.55);
}

.callout p:first-child { margin-top: 0; }
.callout p:last-child { margin-bottom: 0; }

.document {
  padding: clamp(2rem, 6vw, 4.5rem);
}

.document-content {
  max-width: 50rem;
}

.document ul { padding-left: 1.4rem; }

.meta {
  margin-top: 0.6rem;
  font-size: 0.9rem;
}

.site-footer {
  width: min(70rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 0 0 2.5rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links a { text-decoration: none; }

@media (max-width: 760px) {
  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .feature-grid { grid-template-columns: 1fr; }
  .hero { padding: 2rem 1.35rem; }
  .document { padding: 2rem 1.25rem; }
}