:root {
  --forest: #063a29;
  --neon: #00b853;
  --ink: #0f172a;
  --muted: #475569;
  --line: #e2e8f0;
  --bg: #f8fafc;
  --card: #ffffff;
  --max: 44rem;
  --wide: 56rem;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}
a { color: var(--forest); }
a:hover { color: #0a5239; }

.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 1.25rem; }
.site-header {
  border-bottom: 1px solid var(--line);
  background: #fff;
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header .inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  min-height: 3.5rem;
}
.logo {
  font-family: system-ui, sans-serif;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--forest);
  flex: 0 0 auto;
  margin-top: 0.15rem;
}
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.55rem 0.85rem;
  font-family: system-ui, sans-serif;
  font-size: 0.82rem;
  max-width: min(42rem, 100%);
}
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--forest); }
.nav-all {
  color: var(--forest) !important;
  font-weight: 650;
  margin-right: 0.15rem;
}
.nav-airports {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem 0.75rem;
}

.hero {
  padding: 2.75rem 0 1.5rem;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(180deg, #ecfdf5 0%, var(--bg) 70%);
}
.eyebrow {
  font-family: system-ui, sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--forest);
  font-weight: 700;
  margin: 0 0 0.6rem;
}
h1 {
  font-size: clamp(1.75rem, 3vw, 2.35rem);
  line-height: 1.15;
  margin: 0 0 0.85rem;
  font-weight: 650;
  max-width: 18ch;
}
.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 40rem;
  margin: 0 0 1.25rem;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.btn {
  display: inline-block;
  font-family: system-ui, sans-serif;
  font-weight: 650;
  font-size: 0.92rem;
  text-decoration: none;
  padding: 0.8rem 1.1rem;
  border-radius: 2px;
}
.btn-primary { background: var(--forest); color: #fff; }
.btn-primary:hover { filter: brightness(1.06); color: #fff; }
.btn-ghost {
  background: transparent;
  color: var(--forest);
  border: 1px solid #b7d7c8;
}
.btn-ghost:hover { background: #fff; }

main { padding: 2rem 0 3rem; }
.prose { max-width: var(--max); }
.prose h2 {
  font-size: 1.35rem;
  margin: 2rem 0 0.65rem;
  line-height: 1.25;
}
.prose h3 { font-size: 1.1rem; margin: 1.5rem 0 0.5rem; }
.prose p, .prose li { color: var(--muted); }
.prose ul { padding-left: 1.2rem; }
.prose li { margin: 0.35rem 0; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 0.85rem;
  margin: 1.25rem 0 0;
}
.card {
  background: var(--card);
  border: 1px solid var(--line);
  padding: 1rem 1.05rem;
  text-decoration: none;
  color: inherit;
}
.card:hover { border-color: #9ec9b3; }
.card strong {
  display: block;
  font-family: system-ui, sans-serif;
  font-size: 0.95rem;
  color: var(--ink);
  margin-bottom: 0.35rem;
}
.card span { font-size: 0.92rem; color: var(--muted); }

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10rem, 1fr));
  gap: 0.75rem;
  margin: 1.25rem 0;
}
.fact {
  background: #fff;
  border: 1px solid var(--line);
  padding: 0.85rem 1rem;
}
.fact b {
  display: block;
  font-family: system-ui, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--forest);
  margin-bottom: 0.25rem;
}
.fact span { color: var(--ink); font-size: 0.98rem; }

.breadcrumbs {
  font-family: system-ui, sans-serif;
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0 0 1rem;
}
.breadcrumbs a { text-decoration: none; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.75rem 0 2.5rem;
  font-family: system-ui, sans-serif;
  font-size: 0.82rem;
  color: var(--muted);
  background: #fff;
}
.site-footer a { color: var(--forest); }
.site-footer .footer-guides {
  line-height: 1.75;
  max-width: 48rem;
}
.site-footer .footer-guides span {
  color: var(--ink);
  font-weight: 600;
  margin-right: 0.25rem;
}

.note {
  margin-top: 1.5rem;
  padding: 0.9rem 1rem;
  background: #ecfdf5;
  border-left: 3px solid var(--neon);
  font-size: 0.95rem;
  color: var(--ink);
}

@media (max-width: 720px) {
  .site-header .inner {
    flex-direction: column;
    align-items: stretch;
    gap: 0.65rem;
  }
  .nav {
    justify-content: flex-start;
    max-width: none;
    font-size: 0.8rem;
  }
  .nav-airports { justify-content: flex-start; }
  h1 { max-width: none; }
}