:root {
  --seo-bg: #f7fbfc;
  --seo-card: rgba(255, 255, 255, 0.92);
  --seo-border: rgba(16, 36, 63, 0.10);
  --seo-text: #10243f;
  --seo-muted: #53667d;
  --seo-teal: #00d4c8;
  --seo-teal-dark: #009d96;
  --seo-navy: #071b33;
  --seo-shadow: 0 28px 80px rgba(5, 30, 55, 0.12);
  --seo-max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Montserrat, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--seo-text);
  background:
    radial-gradient(circle at top left, rgba(0, 212, 200, 0.10), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, var(--seo-bg) 100%);
  line-height: 1.6;
}
a { color: var(--seo-teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
.seo-shell { min-height: 100vh; }
.seo-wrap { width: min(var(--seo-max), calc(100% - 32px)); margin: 0 auto; }
.seo-topbar {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(18px);
  background: rgba(255,255,255,0.84);
  border-bottom: 1px solid rgba(16, 36, 63, 0.08);
}
.seo-topbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 0; }
.seo-brand { display: inline-flex; align-items: center; gap: 12px; color: var(--seo-navy); font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.seo-brand__mark { width: 38px; height: 38px; border-radius: 12px; overflow: hidden; box-shadow: 0 14px 28px rgba(18,99,255,0.20); }
.seo-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.seo-nav a { padding: 9px 12px; border-radius: 999px; color: #28405a; font-size: 14px; font-weight: 700; }
.seo-nav a:hover { background: rgba(0, 212, 200, 0.10); }
.seo-hero { padding: 52px 0 18px; }
.seo-hero + .airport-map-section {
  position: relative;
  z-index: 1;
  margin-top: 0;
}
.seo-hero__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: start; }
.seo-kicker { display: inline-flex; padding: 8px 12px; border-radius: 999px; background: rgba(0, 212, 200, 0.10); color: var(--seo-teal-dark); font-size: 12px; font-weight: 900; letter-spacing: 0.12em; text-transform: uppercase; }
.seo-h1 { margin: 16px 0 14px; color: var(--seo-navy); font-size: clamp(34px, 4.2vw, 60px); line-height: 1.02; letter-spacing: -0.05em; }
.seo-lead { margin: 0; max-width: 66ch; color: var(--seo-muted); font-size: 18px; }
.seo-card, .seo-panel {
  background: var(--seo-card);
  border: 1px solid var(--seo-border);
  border-radius: 28px;
  box-shadow: var(--seo-shadow);
}
.seo-panel { padding: 24px; }
.seo-panel h2, .seo-panel h3 { margin-top: 0; color: var(--seo-navy); }
.seo-stack { display: grid; gap: 16px; }
.seo-pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.seo-pill { padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,0.92); border: 1px solid rgba(16,36,63,0.08); color: #28405a; font-size: 13px; font-weight: 700; }
.seo-section { padding: 28px 0; }
.seo-section h2 { margin: 0 0 12px; color: var(--seo-navy); font-size: clamp(24px, 3vw, 38px); line-height: 1.05; }
.seo-section p { margin: 0 0 12px; color: var(--seo-muted); }
.seo-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.seo-list { margin: 12px 0 0; padding-left: 18px; color: var(--seo-muted); }
.seo-list li { margin-bottom: 10px; }
.seo-cta { display: inline-flex; align-items: center; justify-content: center; padding: 14px 18px; border-radius: 999px; background: var(--seo-teal); color: #052b3c; font-weight: 900; box-shadow: 0 16px 34px rgba(0,212,200,0.24); }
.seo-cta:hover { text-decoration: none; transform: translateY(-1px); background: #48eee5; }
.seo-footer { padding: 36px 0 52px; color: #6c7c91; }
.seo-footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; border-top: 1px solid rgba(16,36,63,0.08); padding-top: 18px; }
.seo-meta { font-size: 14px; color: var(--seo-muted); }
.seo-breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px; font-size: 14px; color: var(--seo-muted); }
.seo-breadcrumbs span { color: #9aa7b7; }
.airport-map-section { padding: 0; margin: 0; }
#airport-map-app { margin: 0; padding: 0; }
.airport-map-shell { display: grid; gap: 12px; }
.airport-map-card {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  border-radius: 28px;
  border: 1px solid rgba(16, 36, 63, 0.10);
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 212, 200, 0.10), transparent 24%),
    radial-gradient(circle at 80% 18%, rgba(18, 99, 255, 0.12), transparent 20%),
    linear-gradient(180deg, rgba(255,255,255,0.96), rgba(243,247,250,0.98));
  box-shadow: var(--seo-shadow);
}
.airport-map-card__top {
  display: flex; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; gap: 18px;
  padding: 24px 24px 10px;
}
.airport-map-card__title { margin: 0; color: var(--seo-navy); font-size: clamp(26px, 2.6vw, 36px); line-height: 1.05; }
.airport-map-card__lead { margin: 10px 0 0; max-width: 66ch; color: var(--seo-muted); }
.airport-map-card__legend { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.airport-map-chip {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 999px;
  background: rgba(255,255,255,0.82); border: 1px solid rgba(16,36,63,0.08); color: #28405a;
  font-size: 13px; font-weight: 700;
}
.airport-map-chip__dot { width: 8px; height: 8px; border-radius: 999px; background: var(--seo-teal); box-shadow: 0 0 0 6px rgba(0,212,200,0.14); }
.airport-map-card__body {
  display: grid; grid-template-columns: 1.45fr 0.75fr; gap: 16px; padding: 10px 24px 24px; align-items: stretch;
}
.airport-map-viewport {
  position: relative; min-height: 420px; overflow: hidden; border-radius: 24px;
  background:
    radial-gradient(circle at 50% 50%, rgba(0,212,200,0.10), transparent 52%),
    linear-gradient(180deg, rgba(8,27,51,0.98), rgba(13,40,74,0.98));
  border: 1px solid rgba(255,255,255,0.10);
}
.airport-map-viewport::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.07) 1px, transparent 1px);
  background-size: 10% 12.5%; opacity: 0.32;
}
.airport-map-viewport::after {
  content: ""; position: absolute; inset: 12% 9%; border-radius: 50%;
  border: 1px solid rgba(0,212,200,0.20);
  background:
    radial-gradient(circle at 52% 48%, rgba(255,255,255,0.08), transparent 28%),
    radial-gradient(circle at 40% 34%, rgba(0,212,200,0.10), transparent 12%),
    radial-gradient(circle at 62% 60%, rgba(18,99,255,0.13), transparent 16%);
  box-shadow: inset 0 0 80px rgba(0,0,0,0.35);
}
.airport-map-marker {
  position: absolute; transform: translate(-50%, -50%); z-index: 2;
  display: inline-flex; align-items: center; justify-content: center; min-width: 42px; height: 30px; padding: 0 10px;
  border-radius: 999px; background: rgba(255,255,255,0.96); color: var(--seo-navy);
  border: 1px solid rgba(255,255,255,0.45); font-size: 12px; font-weight: 900; letter-spacing: 0.10em;
  box-shadow: 0 12px 26px rgba(4,16,30,0.28);
}
.airport-map-marker::before {
  content: ""; position: absolute; inset: auto auto -9px 50%; width: 10px; height: 10px; transform: translateX(-50%) rotate(45deg);
  background: inherit; border-right: 1px solid rgba(255,255,255,0.45); border-bottom: 1px solid rgba(255,255,255,0.45);
}
.airport-map-marker:hover, .airport-map-marker:focus-visible { transform: translate(-50%, -52%) scale(1.04); text-decoration: none; }
.airport-map-marker--featured { background: var(--seo-teal); color: #052b3c; }
.airport-map-sidebar { display: grid; gap: 14px; }
.airport-map-sidecard {
  padding: 18px; border-radius: 24px; background: rgba(255,255,255,0.86); border: 1px solid rgba(16,36,63,0.08);
}
.airport-map-sidecard h3 { margin: 0 0 10px; color: var(--seo-navy); }
.airport-map-sidecard p { margin: 0; color: var(--seo-muted); }
.airport-map-sidecard ul { margin: 12px 0 0; padding-left: 18px; color: var(--seo-muted); }
.airport-map-sidecard li { margin-bottom: 8px; }
.airport-visual-shell { display: grid; gap: 16px; }
.airport-visual-card {
  display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 16px; padding: 24px;
  border-radius: 28px; border: 1px solid rgba(16,36,63,0.10); background: rgba(255,255,255,0.94); box-shadow: var(--seo-shadow);
}
.airport-visual-card__intro h2 { margin-bottom: 8px; }
.airport-visual-card__intro p { margin-bottom: 14px; }
.airport-visual-badges { display: flex; flex-wrap: wrap; gap: 10px; }
.airport-visual-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 999px;
  background: rgba(0, 212, 200, 0.10); color: var(--seo-navy); font-size: 13px; font-weight: 800;
}
.airport-visual-badge b { color: var(--seo-teal-dark); }
.airport-terminal-img {
  width: 100%; min-height: 240px; border-radius: 22px;
  background: #f1f5f9;
  border: 1px solid rgba(16,36,63,0.08);
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.airport-terminal-img img {
  width: 100%; height: 100%; max-height: 420px;
  object-fit: contain; object-position: top center;
  display: block;
}
.airport-terminal-fallback {
  width: 100%; height: 240px; display: flex; align-items: center; justify-content: center;
  color: #6b7280; font-size: 14px; background: #f1f5f9; border-radius: 22px;
}
.airport-weather-row {
  display: flex; align-items: center; gap: 10px;
  margin-top: 12px; padding: 10px 14px; border-radius: 14px;
  background: rgba(0,212,200,0.08); border: 1px solid rgba(0,212,200,0.18);
  font-size: 13px; color: var(--seo-navy);
}
.airport-weather-temp { font-weight: 800; font-size: 15px; color: var(--seo-teal-dark); }
.airport-weather-desc { color: var(--seo-muted); }
.airport-weather-wind { color: var(--seo-muted); font-size: 12px; }
.airport-weather-loading { color: var(--seo-muted); font-size: 12px; }
.airport-time { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--seo-teal-dark); }
.airport-lightbox {
  position: fixed; inset: 0; z-index: 9999; display: flex; align-items: center; justify-content: center;
}
.airport-lightbox-backdrop {
  position: absolute; inset: 0; background: rgba(11,31,71,0.92); backdrop-filter: blur(4px);
}
.airport-lightbox-content {
  position: relative; max-width: 90vw; max-height: 90vh; display: flex; flex-direction: column; align-items: center;
}
.airport-lightbox-content img {
  max-width: 100%; max-height: 80vh; object-fit: contain; border-radius: 12px; box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.airport-lightbox-close {
  position: absolute; top: -40px; right: 0; width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.95); border: none; color: var(--seo-navy); font-size: 24px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; line-height: 1;
}
.airport-lightbox-close:hover { background: #fff; }
.airport-lightbox-caption {
  margin-top: 12px; color: rgba(255,255,255,0.9); font-size: 14px; text-align: center;
}
.airport-visual-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.airport-visual-stat {
  padding: 14px 16px; border-radius: 18px; background: rgba(247,251,252,0.95); border: 1px solid rgba(16,36,63,0.08);
}
.airport-visual-stat strong { display: block; margin-bottom: 4px; color: var(--seo-navy); font-size: 14px; }
.airport-visual-stat span { color: var(--seo-muted); font-size: 13px; }
.airport-visual-list { margin: 0; padding-left: 18px; color: var(--seo-muted); }
.airport-visual-list li { margin-bottom: 8px; }
.airport-map-fallback {
  display: flex; align-items: center; justify-content: center; min-height: 420px; padding: 24px; text-align: center; color: rgba(255,255,255,0.82);
}
@media (max-width: 900px) {
  .seo-hero__grid, .seo-grid { grid-template-columns: 1fr; }
  .seo-topbar__inner { flex-direction: column; align-items: flex-start; }
  .airport-map-card__body, .airport-visual-card { grid-template-columns: 1fr; }
  .airport-map-card__top { padding-bottom: 6px; }
  .airport-map-viewport { min-height: 360px; }
}

/* Route filter buttons */
.route-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 20px; }
.filter-btn { padding: 10px 18px; border-radius: 999px; background: rgba(255,255,255,0.92); border: 1px solid rgba(16,36,63,0.12); color: #28405a; font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
.filter-btn:hover { background: rgba(0, 212, 200, 0.10); border-color: var(--seo-teal); }
.filter-btn.active { background: var(--seo-teal); color: #052b3c; border-color: var(--seo-teal); font-weight: 700; }