:root {
  --ink: #203126;
  --paper: #f7f1e4;
  --cream: #fffaf0;
  --green: #2f684c;
  --lime: #d8e66a;
  --orange: #e96d3f;
  --line: rgba(32, 49, 38, .18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  background-image: radial-gradient(rgba(48, 71, 55, .055) .7px, transparent .7px);
  background-size: 6px 6px;
}
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
img { max-width: 100%; }
.skip-link, .sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link:focus {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  width: auto;
  height: auto;
  margin: 0;
  padding: 10px 14px;
  clip: auto;
  background: #fff;
  border: 2px solid var(--ink);
}

.site-header {
  min-height: 78px;
  padding: 13px clamp(20px, 5vw, 76px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 241, 228, .94);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand { display: flex; align-items: center; gap: 13px; min-height: 52px; }
.brand img { border-radius: 50%; background: #fff; object-fit: contain; }
.brand-owner, .brand-guide { display: block; }
.brand-owner { color: var(--green); }
.brand-owner b { display: block; font-family: serif; font-size: 22px; line-height: 1.2; letter-spacing: .05em; }
.brand-owner small, .brand-guide small { display: block; font-size: 11px; line-height: 1.4; letter-spacing: .09em; opacity: .72; }
.brand-divider { width: 1px; align-self: stretch; background: var(--line); }
.brand-guide b { display: block; font-family: serif; font-size: 18px; line-height: 1.3; letter-spacing: .04em; }
.site-header nav { display: flex; gap: 30px; font-size: 15px; font-weight: 700; }
.site-header nav a { min-height: 44px; display: flex; align-items: center; border-bottom: 2px solid transparent; padding: 10px 0; }
.site-header nav a:hover { border-color: var(--orange); }

.hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: minmax(360px, .92fr) 1.08fr;
  overflow: hidden;
}
.hero-copy { padding: clamp(64px, 8vw, 120px) 5vw 70px; display: flex; flex-direction: column; justify-content: center; }
.eyebrow { margin: 0 0 18px; font-size: 13px; line-height: 1.5; font-weight: 900; letter-spacing: .15em; color: var(--orange); }
.hero h1 { margin: 0; font-family: "Yu Mincho", "Hiragino Mincho ProN", serif; font-size: clamp(50px, 6.4vw, 94px); line-height: 1.08; letter-spacing: -.06em; }
.hero h1 em { position: relative; font-style: normal; z-index: 1; }
.hero h1 em::after { content: ""; position: absolute; left: -1%; right: -2%; bottom: .06em; height: .17em; background: var(--lime); z-index: -1; transform: rotate(-1deg); }
.lead { margin: 30px 0; line-height: 1.8; font-family: serif; font-size: 18px; }
.hero-actions { display: flex; align-items: center; gap: 28px; }
.primary-button {
  min-width: 250px;
  min-height: 52px;
  padding: 14px 20px;
  border: 1.5px solid var(--ink);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 800;
  box-shadow: 4px 4px 0 var(--ink);
  background: var(--cream);
  transition: .2s;
}
.primary-button:hover { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }
.edition { font-size: 13px; line-height: 1.45; letter-spacing: .08em; border-left: 1px solid var(--ink); padding-left: 14px; }
.edition b { font-size: 19px; }
.hero-visual { position: relative; overflow: hidden; background: #8ebf9c; min-height: 540px; border-left: 1px solid var(--line); isolation: isolate; }
.hero-visual > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(25, 47, 34, .3)); pointer-events: none; }
.hero-caption { position: absolute; z-index: 2; right: 6%; bottom: 7%; background: rgba(255, 250, 240, .94); padding: 17px 19px; border: 1px solid var(--ink); box-shadow: 6px 6px 0 rgba(32, 49, 38, .78); transform: rotate(1deg); }
.hero-caption small, .hero-caption b { display: block; }
.hero-caption small { font-size: 11px; letter-spacing: .08em; margin-bottom: 6px; }
.hero-caption b { font-family: serif; font-size: 18px; }
.image-note { position: absolute; z-index: 2; top: 14px; right: 14px; padding: 6px 9px; color: #fff; background: rgba(32, 49, 38, .82); font-size: 11px; }

.chapter-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--ink); background: var(--cream); }
.chapter-strip span { padding: 17px 24px; font-family: serif; font-size: 16px; font-weight: 700; border-right: 1px solid var(--line); }
.chapter-strip span:last-child { border: 0; }
.chapter-strip b { margin-right: 12px; color: var(--orange); font-family: sans-serif; font-size: 13px; }

.finder { max-width: 1440px; margin: 0 auto; padding: 95px clamp(20px, 5vw, 72px) 110px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 35px; }
.section-heading h2 { margin: 0 0 10px; font-family: serif; font-size: clamp(35px, 4vw, 58px); letter-spacing: -.04em; }
.section-heading p:not(.eyebrow) { margin: 0; font-size: 17px; line-height: 1.7; }
.view-switch { display: flex; border: 1px solid var(--ink); padding: 3px; background: var(--cream); }
.view-switch button { min-height: 44px; border: 0; background: transparent; padding: 10px 15px; cursor: pointer; }
.view-switch button.active { background: var(--ink); color: #fff; }
.filter-panel { background: #e8dfcd; border: 1px solid var(--line); padding: 18px; display: flex; align-items: center; justify-content: space-between; gap: 22px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.filters button { min-height: 44px; border: 1px solid var(--ink); background: var(--cream); border-radius: 100px; padding: 9px 16px; font-weight: 700; cursor: pointer; }
.filters button:hover, .filters button.active { background: var(--green); color: #fff; }
.search { min-width: 330px; min-height: 48px; display: flex; align-items: center; background: #fff; border-bottom: 2px solid var(--ink); padding: 0 12px; }
.search input { border: 0; background: transparent; outline: none; padding: 11px 4px; width: 100%; }
.search > span:last-child { font-size: 22px; }
.result-meta { margin: 25px 0 15px; display: flex; justify-content: space-between; gap: 24px; align-items: end; border-bottom: 1px solid var(--line); padding-bottom: 10px; font-size: 13px; line-height: 1.5; letter-spacing: .05em; }
.result-meta p { margin: 0; }
.result-meta b { font-size: 24px; margin-right: 5px; font-family: serif; }

.park-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.park-card { position: relative; background: var(--cream); border: 1px solid var(--ink); transition: .22s; }
.park-card:hover { transform: translateY(-5px) rotate(-.15deg); box-shadow: 7px 8px 0 rgba(32, 49, 38, .14); }
.park-card[hidden] { display: none; }
.card-number { position: absolute; z-index: 3; top: -1px; left: -1px; background: var(--ink); color: #fff; padding: 10px 12px; font: 800 13px/1 sans-serif; letter-spacing: .08em; }
.park-image { margin: 0; aspect-ratio: 4 / 3; position: relative; overflow: hidden; background: #b9c9a6; border-bottom: 1px solid var(--ink); isolation: isolate; }
.park-image img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .45s ease; }
.park-card:hover .park-image img { transform: scale(1.035); }
.park-image figcaption { position: absolute; right: 9px; bottom: 9px; padding: 7px 10px; background: rgba(255, 250, 240, .94); border: 1px solid rgba(32, 49, 38, .42); font-size: 11px; font-weight: 800; }
.park-image.red { background: #d8aa8f; }
.park-image.blue { background: #8fc2ca; }
.park-image.amber { background: #c9b58a; }
.park-image.teal { background: #7fafa3; }
.card-body { padding: 20px; }
.park-title { display: flex; align-items: end; justify-content: space-between; gap: 10px; }
.park-title span { font-size: 12px; color: var(--orange); font-weight: 800; }
.park-title h3 { margin: 3px 0 0; font-family: serif; font-size: 25px; }
.park-title > b { font-size: 24px; font-weight: 400; }
.park-title > b.soon-badge {
  flex: 0 0 auto;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  padding: 6px 9px;
  border: 1.5px solid var(--ink);
  background: var(--lime);
  color: var(--ink);
  line-height: 1;
}
.catch { font-weight: 800; font-size: 17px; margin: 16px 0 10px; line-height: 1.6; }
.story { font-size: 15px; line-height: 1.75; margin: 0; opacity: .82; }
.bridge-note {
  margin: 12px 0 0;
  padding: 8px 10px;
  border-left: 3px solid var(--green);
  background: rgba(47, 104, 76, .08);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.5;
}
.card-body ul { list-style: none; padding: 0; margin: 17px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.card-body li { border-top: 1px solid var(--ink); padding: 7px 4px 0; font-size: 12px; font-weight: 700; }
.park-card.is-soon { opacity: .98; }
.park-card.is-soon:hover { transform: none; box-shadow: none; }
.park-card.is-soon .card-number { background: var(--green); }
.soon-visual {
  display: grid;
  place-items: center;
  background-image:
    linear-gradient(135deg, rgba(255,250,240,.22), transparent 42%),
    radial-gradient(rgba(32, 49, 38, .08) 1px, transparent 1px);
  background-size: auto, 8px 8px;
}
.soon-mark {
  text-align: center;
  color: rgba(32, 49, 38, .78);
}
.soon-mark span {
  display: block;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .16em;
  margin-bottom: 6px;
}
.soon-mark b {
  display: block;
  font-family: serif;
  font-size: 52px;
  line-height: 1;
  letter-spacing: -.04em;
}
.park-index { display: grid; grid-template-columns: 1fr; gap: 10px; }
.park-index .park-card > a,
.park-index .park-card > .park-card-inner {
  display: grid;
  grid-template-columns: 290px 1fr;
  min-height: 205px;
}
.park-index .park-image { aspect-ratio: auto; border: 0; border-right: 1px solid var(--ink); }
.empty { text-align: center; padding: 70px 20px; border: 1px dashed var(--ink); background: var(--cream); }
.empty b { font-family: serif; font-size: 24px; }
.empty button { min-height: 44px; border: 1px solid var(--ink); background: var(--lime); padding: 10px 18px; cursor: pointer; }

.story-paths { background: var(--ink); color: var(--cream); padding: 90px clamp(20px, 7vw, 110px) 100px; }
.story-paths .eyebrow { color: var(--lime); }
.section-heading.inverse > p { max-width: 360px; opacity: .75; }
.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.path-grid article { border-top: 1px solid rgba(255, 255, 255, .3); padding-top: 15px; }
.path-grid img { width: 100%; aspect-ratio: 2 / 1; object-fit: cover; display: block; background: #cbb98e; }
.path-grid h3 { font-family: serif; font-size: 22px; margin: 18px 0 6px; }
.path-grid p { font-size: 15px; line-height: 1.6; opacity: .82; }
.path-grid a { display: inline-flex; align-items: center; min-height: 44px; margin-top: 9px; color: var(--lime); font-weight: 800; }
.path-grid a + a { margin-left: 14px; }
.towns-bridge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 42px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, .3);
}
.towns-bridge p { max-width: 650px; margin: 0; line-height: 1.75; opacity: .82; }
.towns-bridge a {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  padding: 12px 18px;
  border: 1px solid var(--lime);
  color: var(--lime);
  font-weight: 800;
}
.towns-bridge a:hover { color: var(--ink); background: var(--lime); }
.about { padding: 95px clamp(20px, 8vw, 120px); display: grid; grid-template-columns: 130px 1fr 1.2fr auto; gap: 45px; align-items: center; border-bottom: 1px solid var(--ink); }
.book-spine { writing-mode: vertical-rl; height: 165px; border: 1px solid var(--ink); background: var(--orange); color: #fff; padding: 13px; font-size: 12px; letter-spacing: .08em; box-shadow: 5px 5px 0 var(--ink); }
.about h2 { margin: 0; font-family: serif; font-size: 32px; line-height: 1.45; }
.about > p { font-size: 17px; line-height: 1.8; }
.about > a { min-height: 44px; display: inline-flex; align-items: center; border-bottom: 1px solid var(--ink); font-weight: 800; }
.site-footer { padding: 35px clamp(20px, 5vw, 76px); display: flex; justify-content: space-between; align-items: end; background: var(--cream); }
.site-footer span { color: var(--orange); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.site-footer b { display: block; margin-top: 4px; font-family: serif; font-size: 22px; }
.site-footer p { margin: 7px 0 0; font-size: 15px; }
.site-footer small { line-height: 1.7; text-align: right; }

button:focus-visible, a:focus-visible, input:focus-visible { outline: 3px solid #2684ff; outline-offset: 3px; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { padding-top: 75px; }
  .hero-visual { border-left: 0; border-top: 1px solid var(--line); min-height: 470px; }
  .park-grid { grid-template-columns: repeat(2, 1fr); }
  .filter-panel { align-items: stretch; flex-direction: column; }
  .search { min-width: 0; }
  .about { grid-template-columns: 90px 1fr 1fr; }
  .about > a { grid-column: 2; }
}

@media (max-width: 680px) {
  .site-header { position: static; min-height: 66px; }
  .site-header nav { display: none; }
  .brand { gap: 9px; }
  .brand img { width: 36px; height: 36px; }
  .brand-owner b { font-size: 17px; }
  .brand-owner small { display: none; }
  .brand-guide b { font-size: 14px; }
  .brand-guide small { display: none; }
  .hero { min-height: auto; }
  .hero-copy { padding: 55px 22px 50px; }
  .hero h1 { font-size: clamp(42px, 12vw, 48px); }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 18px; }
  .primary-button { min-width: 0; width: 100%; }
  .edition { border-left: 0; border-top: 1px solid var(--ink); padding: 10px 0 0; }
  .hero-visual { min-height: 390px; }
  .hero-caption { max-width: 80%; }
  .chapter-strip { grid-template-columns: 1fr 1fr; }
  .chapter-strip span:nth-child(2) { border-right: 0; }
  .chapter-strip span:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .finder { padding: 65px 18px 75px; }
  .section-heading { align-items: stretch; flex-direction: column; gap: 18px; }
  .section-heading h2 { font-size: 36px; }
  .view-switch { align-self: flex-start; }
  .filter-panel { margin-inline: -18px; border-inline: 0; }
  .filters { flex-wrap: nowrap; overflow-x: auto; padding: 3px 3px 10px; }
  .filters button { flex: 0 0 auto; }
  .result-meta p:last-child { display: none; }
  .park-grid { grid-template-columns: 1fr; gap: 18px; }
  .park-index .park-card > a,
  .park-index .park-card > .park-card-inner { grid-template-columns: 1fr; }
  .park-index .park-image { min-height: 170px; border-right: 0; border-bottom: 1px solid var(--ink); }
  .path-grid { grid-template-columns: 1fr; }
  .story-paths { padding: 65px 20px 75px; }
  .towns-bridge { align-items: stretch; flex-direction: column; }
  .towns-bridge a { width: 100%; }
  .about { padding: 65px 22px; grid-template-columns: 55px 1fr; gap: 24px; }
  .about > p, .about > a { grid-column: 1 / -1; }
  .book-spine { height: 130px; }
  .site-footer { align-items: start; flex-direction: column; gap: 18px; }
  .site-footer small { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}