:root {
  --ink: #10283c;
  --muted: #587082;
  --line: #d8e4e8;
  --teal: #078f98;
  --teal-dark: #006a73;
  --coral: #ff5d55;
  --green: #2f9e5b;
  --paper: #ffffff;
  --soft: #f3f8f8;
  --warning: #fff8e8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); line-height: 1.55; }
a { color: var(--teal-dark); }
img { max-width: 100%; }
button, a.button { font: inherit; }

.seo-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 72px;
  border-bottom: 1px solid var(--line);
  background: rgb(255 255 255 / .96);
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
}
.seo-brand { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-size: 1.4rem; font-weight: 900; text-decoration: none; }
.seo-brand img { width: 38px; height: 38px; }
.seo-brand span span { color: var(--coral); }
.seo-nav { display: flex; justify-content: center; gap: 24px; }
.seo-nav a { color: var(--ink); font-size: .92rem; font-weight: 750; text-decoration: none; }
.seo-nav a:hover, .seo-nav a:focus-visible { color: var(--teal); }
.seo-actions { display: flex; gap: 8px; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--teal);
  border-radius: 6px;
  background: var(--teal);
  padding: 10px 16px;
  color: #fff;
  font-weight: 800;
  text-decoration: none;
}
.button.secondary { background: #fff; color: var(--teal-dark); }
.button.coral { border-color: var(--coral); background: var(--coral); }

.seo-hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(60vh, 560px);
  overflow: hidden;
  color: #fff;
}
.seo-hero-media { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover; object-position: center; }
.seo-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgb(8 29 42 / .9), rgb(8 29 42 / .28) 72%, rgb(8 29 42 / .12)); }
.seo-hero-content { position: relative; width: min(1180px, calc(100% - 40px)); margin: 0 auto; padding: 70px 0 66px; }
.seo-hero .eyebrow { color: #9be3dc; }
.seo-hero h1 { max-width: 850px; margin: 7px 0 16px; font-family: Georgia, serif; font-size: clamp(2.4rem, 6vw, 5.2rem); line-height: 1.02; letter-spacing: 0; }
.seo-hero p { max-width: 680px; margin: 0 0 24px; font-size: clamp(1rem, 2vw, 1.23rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

.eyebrow { color: var(--teal-dark); font-size: .75rem; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; }
.seo-container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.seo-band { padding: 62px 0; }
.seo-band.soft { background: var(--soft); }
.seo-band h2 { margin: 0 0 12px; font-family: Georgia, serif; font-size: clamp(1.8rem, 3vw, 2.7rem); line-height: 1.12; }
.seo-band > .seo-container > p { max-width: 760px; color: var(--muted); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 20px; margin-bottom: 24px; }
.section-head p { max-width: 680px; margin: 4px 0 0; color: var(--muted); }

.park-grid, .guide-grid, .event-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.empty-public-state { grid-column: 1 / -1; padding: 38px; border: 1px solid var(--line); background: #fff; }
.empty-public-state h2 { margin: 0 0 8px; }
.empty-public-state p { max-width: 640px; margin: 0 0 20px; color: var(--muted); }
.seo-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: 0 12px 26px rgb(16 40 60 / .07); }
.seo-card img { display: block; width: 100%; height: 190px; object-fit: cover; }
.seo-card-body { padding: 18px; }
.seo-card h2, .seo-card h3 { margin: 0 0 7px; font-family: inherit; font-size: 1.18rem; line-height: 1.25; }
.seo-card p { margin: 0 0 15px; color: var(--muted); }
.seo-card-meta { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 12px; }
.seo-card-meta span { border-radius: 999px; background: #e8f5f3; padding: 4px 8px; color: var(--teal-dark); font-size: .75rem; font-weight: 750; }
.text-link { font-weight: 850; text-decoration: none; }

.breadcrumb { padding: 18px 0; color: var(--muted); font-size: .86rem; }
.breadcrumb a { text-decoration: none; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(260px, .7fr); gap: 34px; align-items: start; }
.prose h2 { margin-top: 34px; }
.prose p, .prose li { color: #314b5e; }
.fact-list { display: grid; gap: 10px; padding: 0; list-style: none; }
.fact-list li { display: grid; grid-template-columns: 22px 1fr; gap: 9px; }
.fact-list li::before { content: "✓"; color: var(--green); font-weight: 900; }
.detail-aside { position: sticky; top: 92px; border: 1px solid var(--line); background: var(--soft); padding: 20px; }
.detail-aside h2 { margin: 0 0 10px; font-family: inherit; font-size: 1.1rem; }
.detail-aside .button { width: 100%; margin-top: 8px; }
.map-link { display: block; margin: 12px 0; font-weight: 800; }
.source-box { border-left: 4px solid var(--teal); background: var(--soft); padding: 14px 16px; }
.notice { border: 1px solid #efdca8; background: var(--warning); padding: 15px; color: #604c1e; }

.faq { display: grid; gap: 10px; }
.faq details { border: 1px solid var(--line); background: #fff; padding: 15px 17px; }
.faq summary { cursor: pointer; font-weight: 850; }
.faq p { margin-bottom: 0; }

.product-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: center; }
.product-strip img { width: 100%; max-height: 480px; object-fit: cover; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: steps; }
.steps article { border-top: 4px solid var(--coral); padding: 18px 0; counter-increment: steps; }
.steps article::before { content: "0" counter(steps); display: block; margin-bottom: 8px; color: var(--coral); font-weight: 900; }

.seo-footer { border-top: 1px solid var(--line); background: #f7fafb; padding: 40px 0 28px; }
.seo-footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 30px; }
.seo-footer h2, .seo-footer h3 { margin-top: 0; font-size: 1rem; }
.seo-footer a { display: block; margin: 7px 0; color: var(--muted); text-decoration: none; }
.seo-footer small { display: block; margin-top: 28px; color: var(--muted); }

@media (max-width: 900px) {
  .seo-header { grid-template-columns: 1fr auto; padding: 0 18px; }
  .seo-nav { display: none; }
  .park-grid, .guide-grid, .event-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .detail-grid, .product-strip { grid-template-columns: 1fr; }
  .detail-aside { position: static; }
  .seo-footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .seo-header { min-height: 62px; }
  .seo-brand { font-size: 1.1rem; }
  .seo-brand img { width: 32px; height: 32px; }
  .seo-actions .secondary { display: none; }
  .seo-actions .button { min-height: 40px; padding: 8px 11px; font-size: .82rem; }
  .seo-hero { min-height: 500px; }
  .seo-hero-content { width: min(100% - 30px, 1180px); padding-bottom: 48px; }
  .seo-container { width: min(100% - 30px, 1180px); }
  .seo-band { padding: 44px 0; }
  .section-head { display: grid; align-items: start; }
  .park-grid, .guide-grid, .event-grid, .steps { grid-template-columns: 1fr; }
  .seo-card img { height: 180px; }
  .seo-footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}