@layer reset, base, components, pages, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body { margin: 0; }
  img, svg { display: block; max-width: 100%; }
  img { height: auto; }
  button, input, select, textarea { font: inherit; }
  button, summary, label, select { cursor: pointer; }
  a { color: inherit; }
  h1, h2, h3, p, figure, blockquote, dl, dd { margin-block-start: 0; }
  table { border-collapse: collapse; }
}

@layer base {
  :root {
    --white: #fff;
    --paper: #f6f8f7;
    --mist: #edf2f0;
    --stone-100: #e4e9e7;
    --stone-300: #bbc4c1;
    --stone-500: #6f7a76;
    --stone-700: #39423f;
    --ink: #16201d;
    --forest: #173f35;
    --forest-2: #0f3029;
    --moss: #54766b;
    --hinoki: #b9834f;
    --hinoki-pale: #e3c39f;
    --sulfur: #8eb9ad;
    --iron: #9e6242;
    --milk: #eef3ee;
    --warning: #7f4b32;
    --shadow: 0 18px 50px rgba(17, 48, 41, .12);
    --radius: 4px;
    --shell: min(1180px, calc(100vw - 48px));
    --reading: 760px;
    --header-h: 76px;
  }
  html { color: var(--ink); background: var(--white); font-family: "Source Sans 3", system-ui, sans-serif; font-size: 16px; line-height: 1.7; }
  :lang(ja) body, :lang(ja) button, :lang(ja) input, :lang(ja) select, :lang(ja) textarea { font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif; }
  :lang(ja) .maplibregl-map, :lang(ja) .maplibregl-ctrl, :lang(ja) .maplibregl-popup { font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif !important; }
  :lang(en) h1, :lang(en) h2, :lang(en) h3, :lang(en) blockquote, :lang(en) .brand b { font-family: "Cormorant Garamond", Georgia, serif; }
  :lang(ja) span.wb { all: unset; display: inline-block; max-width: 100%; }
  body { min-width: 320px; overflow-x: clip; background: var(--white); }
  [hidden] { display: none !important; }
  body.is-locked { overflow: hidden; }
  h1, h2, h3 { color: var(--ink); font-weight: 600; line-height: 1.25; letter-spacing: .025em; }
  h1 { font-size: clamp(2.55rem, 7vw, 5.8rem); }
  h2 { font-size: clamp(1.8rem, 4vw, 3.25rem); }
  h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
  :lang(en) h1, :lang(en) h2 { letter-spacing: -.02em; }
  p { max-width: 70rem; }
  a { text-decoration-color: color-mix(in srgb, currentColor 38%, transparent); text-underline-offset: .18em; }
  a:hover { text-decoration-color: currentColor; }
  :focus-visible { outline: 3px solid #e09a56; outline-offset: 4px; }
  ::selection { color: var(--white); background: var(--forest); }
  .section-shell { width: var(--shell); margin-inline: auto; }
  .section { padding-block: clamp(72px, 9vw, 132px); }
  .section--mist { background: var(--paper); }
  .section--forest { color: #f7faf8; background: var(--forest); }
  .section--forest h2, .section--forest h3, .section--forest a { color: #fff; }
  .sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
  .skip-link { position: fixed; z-index: 999; left: 16px; top: 12px; padding: 10px 16px; color: #fff; background: var(--forest); transform: translateY(-160%); }
  .skip-link:focus { transform: translateY(0); }
}

@layer components {
  .icon { width: 1.25em; height: 1.25em; flex: 0 0 auto; }
  .eyebrow { margin-bottom: 14px; color: var(--moss); font-size: .76rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
  .section--forest .eyebrow { color: #bcd0c9; }
  .section-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 38px; border-bottom: 1px solid var(--stone-300); }
  .section-head h2 { margin-bottom: 18px; }
  .section-head .eyebrow { order: 2; margin: 0 0 22px; }
  .section-note, .source-note { color: var(--stone-500); font-size: .82rem; }
  .button { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 10px 18px; border: 1px solid var(--forest); border-radius: 99px; font-weight: 600; line-height: 1.25; text-decoration: none; transition: color .2s, background .2s, transform .2s; }
  .button:hover { transform: translateY(-2px); }
  .button--primary { color: #fff; background: var(--forest); }
  .button--quiet { color: var(--forest); background: transparent; }
  .button--light { color: var(--forest); background: #fff; border-color: #fff; }
  .button-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
  .icon-button { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; color: var(--forest); background: transparent; border: 0; }
  .text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--forest); font-weight: 600; }
  .tag-row, .chip-row { display: flex; flex-wrap: wrap; gap: 7px; }
  .tag-row > * { padding: 5px 10px; color: var(--stone-700); background: var(--paper); border: 1px solid var(--stone-100); border-radius: 99px; font-size: .73rem; text-decoration: none; }
  .chip { min-height: 32px; display: inline-flex; align-items: center; gap: 7px; padding: 5px 10px; color: var(--forest); background: var(--milk); border: 1px solid #d6e2dd; border-radius: 99px; font-size: .79rem; text-decoration: none; }
  .chip--unknown { color: var(--stone-500); background: var(--paper); border-style: dashed; }
  .chip-row--large .chip { min-height: 42px; padding: 8px 15px; font-size: .94rem; }
  .water-dot { width: 10px; height: 10px; display: inline-block; flex: 0 0 auto; background: var(--sulfur); border: 1px solid rgba(0,0,0,.14); border-radius: 50%; }
  .water-dot--sulfur, .water-dot--green { background: #73a998; }
  .water-dot--acid, .water-dot--yellow { background: #c7ae55; }
  .water-dot--chloride, .water-dot--clear, .water-dot--simple { background: #dbe7e5; }
  .water-dot--bicarbonate, .water-dot--smooth { background: #a9c9ca; }
  .water-dot--sulfate, .water-dot--blue { background: #729bad; }
  .water-dot--co2, .water-dot--bubbles { background: #c8e0dc; }
  .water-dot--iron, .water-dot--brown, .water-dot--red { background: var(--iron); }
  .water-dot--radon { background: #95a98b; }
  .water-dot--iodine { background: #b69254; }
  .water-dot--milky { background: #f7f5eb; }
  .water-dot--black { background: #343a37; }
  .water-dot--unknown { background: transparent; border-style: dashed; }
  .water-drop { width: 64px; height: 80px; display: block; margin-bottom: 20px; background: var(--sulfur); border-radius: 70% 30% 65% 35% / 70% 35% 65% 30%; transform: rotate(45deg); }
  .status-pill { min-height: 30px; display: inline-flex; align-items: center; gap: 8px; padding: 4px 9px; color: var(--stone-700); background: var(--paper); border: 1px solid var(--stone-100); border-radius: 3px; font-size: .72rem; }
  .status-pill b { color: var(--forest); font-weight: 600; }
  .status-pill--no { color: var(--stone-700); background: #f0eeee; }
  .status-pill--unknown { color: var(--stone-500); background: transparent; border-style: dashed; }
  .label { display: inline-flex; padding: 4px 9px; color: #fff; background: var(--moss); border-radius: 99px; font-size: .72rem; }
  .label--plan { color: var(--stone-700); background: var(--stone-100); }
  .notice { padding: 16px 18px; color: var(--stone-700); background: var(--paper); border-left: 3px solid var(--hinoki); font-size: .9rem; }
  .notice--plain { padding-block: 4px; background: transparent; }
  .empty-state { min-height: 160px; display: grid; place-items: center; padding: 28px; color: var(--stone-500); background: var(--paper); border: 1px dashed var(--stone-300); text-align: center; }
  .global-alert { width: 100%; margin: 0; padding: 12px 24px; color: #fff; background: var(--warning); text-align: center; }

  .site-header { position: sticky; z-index: 80; top: 0; height: var(--header-h); background: rgba(255,255,255,.94); border-bottom: 1px solid rgba(57,66,63,.13); backdrop-filter: blur(16px); }
  .site-header__inner { width: min(1320px, calc(100vw - 38px)); height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-inline: auto; }
  .brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
  .brand img { width: 32px; }
  .brand span { display: flex; flex-direction: column; }
  .brand b { font-size: 1.03rem; line-height: 1.15; }
  .brand small { color: var(--stone-500); font-size: .61rem; letter-spacing: .08em; }
  .site-nav { display: flex; align-items: center; gap: 22px; }
  .site-nav nav { display: flex; align-items: center; gap: clamp(10px, 1.35vw, 22px); }
  .site-nav nav a { position: relative; padding-block: 25px; font-size: clamp(.7rem, .8vw, .82rem); text-decoration: none; white-space: nowrap; }
  .site-nav nav a::after { content: ""; position: absolute; right: 0; bottom: 16px; left: 0; height: 1px; background: var(--forest); transform: scaleX(0); transition: transform .2s; }
  .site-nav nav a:hover::after, .site-nav nav a[aria-current]::after { transform: scaleX(1); }
  .lang-switch { min-height: 38px; display: inline-flex; align-items: center; gap: 6px; padding: 7px 13px; color: #fff; background: var(--forest); border-radius: 99px; font-size: .75rem; text-decoration: none; }
  .nav-toggle { min-width: 44px; min-height: 44px; display: none; align-items: center; gap: 7px; background: transparent; border: 0; }

  .site-footer { padding: 72px max(24px, calc((100vw - 1180px)/2)); color: #dce8e4; background: var(--forest-2); }
  .site-footer__lead { display: flex; align-items: center; gap: 18px; margin-bottom: 48px; }
  .site-footer__lead img { filter: brightness(0) invert(1); }
  .site-footer__lead b { color: #fff; font-size: 1.25rem; }
  .site-footer__lead p { margin: 3px 0 0; color: #a9c1b9; }
  .site-footer__notes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 48px; padding-block: 32px; border-block: 1px solid rgba(255,255,255,.14); }
  .site-footer__notes p { margin: 0; font-size: .77rem; }
  .site-footer__links { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 28px; }
  .site-footer__links a { min-height: 44px; display: inline-flex; align-items: center; gap: 4px; font-size: .82rem; }
  .site-footer__base { display: flex; justify-content: space-between; gap: 20px; margin-top: 52px; color: #94aaa3; font-size: .72rem; }

  .photo-frame, .facility-hero, .split-hero__photo { position: relative; margin: 0; overflow: hidden; background: var(--stone-100); }
  .photo-frame img, .facility-hero img, .split-hero__photo img { width: 100%; height: 100%; object-fit: cover; }
  .photo-credit { position: absolute; z-index: 5; right: 12px; bottom: 12px; color: #fff; font-size: .67rem; }
  .photo-credit summary { min-height: 34px; display: flex; align-items: center; gap: 5px; padding: 6px 9px; background: rgba(10,22,18,.74); border-radius: 2px; list-style: none; backdrop-filter: blur(5px); }
  .photo-credit summary::-webkit-details-marker { display: none; }
  .photo-credit__panel { position: absolute; right: 0; bottom: calc(100% + 7px); width: max-content; max-width: min(300px, 78vw); display: grid; gap: 6px; padding: 12px; color: var(--ink); background: #fff; box-shadow: var(--shadow); }
  .photo-credit__panel a { display: flex; align-items: center; gap: 4px; }
  .no-photo { position: relative; width: 100%; height: 100%; min-height: 220px; display: flex; flex-direction: column; justify-content: end; gap: 8px; padding: 22px; overflow: hidden; color: #fff; background: linear-gradient(150deg, #7d8782, #24473d 64%, #142e27); }
  .no-photo__mist { position: absolute; width: 80%; height: 40%; top: 10%; left: -8%; background: rgba(255,255,255,.18); border-radius: 50%; filter: blur(24px); transform: rotate(-12deg); }
  .no-photo__name { position: relative; font-size: 1.25rem; }
  .no-photo__meta { position: relative; display: flex; align-items: center; gap: 6px; color: #d9e4df; font-size: .7rem; }

  .card-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px 20px; }
  .card-grid--feature { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(280px, 31%); gap: 18px; padding: 4px 2px 22px; overflow-x: auto; scroll-snap-type: x proximity; scrollbar-color: var(--moss) var(--stone-100); }
  .rail > * { scroll-snap-align: start; }
  .atlas-card { position: relative; min-width: 0; background: var(--white); border: 1px solid var(--stone-100); transition: box-shadow .25s, transform .25s; }
  .atlas-card:hover { z-index: 2; box-shadow: var(--shadow); transform: translateY(-4px); }
  .atlas-card__media { position: relative; aspect-ratio: 4 / 3; display: block; overflow: hidden; background: var(--stone-100); }
  .atlas-card__img { width: 100%; height: 100%; object-fit: cover; transition: transform .55s; }
  .atlas-card:hover .atlas-card__img { transform: scale(1.025); }
  .atlas-card__shade { position: absolute; inset: auto 0 0; height: 35%; background: linear-gradient(transparent, rgba(8,25,20,.42)); pointer-events: none; }
  .atlas-card__credit { position: absolute; z-index: 3; top: 12px; right: 12px; max-width: calc(100% - 24px); padding: 3px 7px; overflow: hidden; color: #fff; background: rgba(13,32,27,.7); font-size: .62rem; text-decoration: none; text-overflow: ellipsis; white-space: nowrap; }
  .atlas-card__body { position: relative; min-height: 188px; display: flex; flex-direction: column; align-items: start; padding: 20px; }
  .atlas-card__number { position: absolute; right: 15px; top: -29px; color: #fff; font-family: "Cormorant Garamond", Georgia, serif; font-size: 2.3rem; font-weight: 600; line-height: 1; }
  .atlas-card h3 { margin-bottom: 4px; font-size: 1.26rem; }
  .atlas-card h3 a { text-decoration: none; }
  .atlas-card__sub, .atlas-card__place { margin: 0; color: var(--stone-500); font-size: .72rem; }
  .atlas-card__place { max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .atlas-card .chip-row { margin-top: 13px; }
  .atlas-card__text { display: -webkit-box; margin: 12px 0 0; overflow: hidden; color: var(--stone-700); font-size: .83rem; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
  .atlas-card__states { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; padding-top: 14px; }

  .page-intro { width: min(900px, calc(100vw - 48px)); margin: clamp(65px, 10vw, 130px) auto clamp(50px, 7vw, 90px); }
  .page-intro > p:not(.eyebrow):not(.notice) { color: var(--stone-700); font-size: clamp(1rem, 1.8vw, 1.24rem); }
  .page-intro--center { text-align: center; }
  .page-intro--center p { margin-inline: auto; }
  .page-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 22px; padding-block: 50px 110px; }
  .content-card { padding: clamp(24px, 4vw, 44px); background: var(--paper); }
  .fact-list > div { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding-block: 12px; border-bottom: 1px solid var(--stone-100); }
  .fact-list dt { color: var(--stone-500); font-size: .78rem; }
  .stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--stone-100); }
  .stat-grid > div { min-height: 130px; display: flex; flex-direction: column; justify-content: center; padding: 20px; background: #fff; }
  .stat-grid strong { color: var(--forest); font-family: "Cormorant Garamond", Georgia, serif; font-size: 2.5rem; line-height: 1; }
  .stat-grid span { margin-top: 8px; color: var(--stone-500); font-size: .76rem; }
  .stats-split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 58px; }
  .fact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--stone-100); }
  .fact-grid > div { display: flex; flex-direction: column; gap: 9px; padding: 24px; background: #fff; }
  .fact-grid span { color: var(--stone-500); font-size: .84rem; }
  .fact-grid--light { background: rgba(255,255,255,.2); }
  .fact-grid--light > div { background: rgba(255,255,255,.08); }
  .fact-grid--light span { color: #c9dbd5; }
  .table-scroll { max-width: 100%; overflow: auto; border: 1px solid var(--stone-100); }
  .data-table { width: 100%; min-width: 760px; font-size: .78rem; line-height: 1.45; }
  .data-table th, .data-table td { padding: 13px 12px; border: 1px solid var(--stone-100); text-align: left; vertical-align: top; }
  .data-table thead th { position: sticky; z-index: 1; top: 0; color: var(--forest); background: var(--mist); }
  .data-table tbody tr:nth-child(even) { background: #fafbfa; }
  .col-official { background: #e7efec !important; }
  .col-atlas { background: #f1eee9 !important; }
  .reading-layout { max-width: var(--reading); }
  .prose { font-size: 1.02rem; line-height: 2; }
  .prose h2 { margin-top: 3em; }
  .prose h3 { margin-top: 2.3em; }
  .prose p { margin-bottom: 1.45em; }
  .prose a { color: var(--forest); }
  .article-body { padding-block: 70px 120px; }
  .article-body > section { margin-bottom: 80px; scroll-margin-top: calc(var(--header-h) + 24px); }
  .page-feature .article-body > section > .photo-frame { width: min(100%, 924px); aspect-ratio: 16 / 9; max-height: 520px; margin-inline: auto; }
  .page-feature .data-table { width: max-content; min-width: 100%; }
  .page-feature .data-table th, .page-feature .data-table td { white-space: nowrap; }
  .prev-next { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin-top: 60px; background: var(--stone-100); }
  .prev-next > a { min-height: 110px; display: flex; flex-direction: column; justify-content: center; padding: 22px; background: #fff; text-decoration: none; }
  .prev-next > a:last-child { text-align: right; }
  .prev-next span { color: var(--stone-500); font-size: .72rem; }
}

@layer pages {
  .home-hero { position: relative; min-height: calc(100svh - var(--header-h)); display: grid; align-items: end; overflow: hidden; color: #fff; background: var(--forest); }
  .home-hero__media, .home-hero__slide, .home-hero__slide img, .home-hero__veil { position: absolute; inset: 0; width: 100%; height: 100%; }
  .home-hero__slide { margin: 0; opacity: 0; transition: opacity 2.2s ease-in-out; }
  .home-hero__slide.is-active { opacity: 1; }
  .home-hero__slide img { object-fit: cover; }
  .home-hero__slide .photo-credit { bottom: 18px; }
  .home-hero__veil { top: auto; width: min(1080px, 92vw); height: 78%; background: radial-gradient(ellipse at left bottom, rgba(7,25,20,.82) 0, rgba(7,25,20,.66) 30%, rgba(7,25,20,.28) 52%, transparent 74%); pointer-events: none; }
  .home-hero__content { position: relative; z-index: 2; width: var(--shell); margin: 0 auto clamp(62px, 9vh, 110px); }
  .home-hero h1 { max-width: 850px; margin: 0; color: #fff; font-size: clamp(3.1rem, 9vw, 8.5rem); letter-spacing: .03em; line-height: .98; }
  .home-hero__sub { margin: 0 0 6px; letter-spacing: .16em; }
  .home-hero__tagline { margin: 16px 0 0; font-size: clamp(1.3rem, 2.5vw, 2.1rem); }
  .home-hero__lead { max-width: 650px; margin: 13px 0 30px; color: #e4efea; }
  .hero-search { width: min(640px, 100%); min-height: 58px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding-left: 18px; color: var(--ink); background: #fff; box-shadow: 0 16px 45px rgba(0,0,0,.24); }
  .hero-search input { min-width: 0; height: 58px; border: 0; outline: 0; }
  .hero-search button { align-self: stretch; padding-inline: 25px; color: #fff; background: var(--forest); border: 0; }
  .section--entries { position: relative; z-index: 4; padding-block: clamp(62px, 7vw, 94px); background: #fff; }
  .entry-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
  .entry-card { position: relative; min-height: 330px; display: block; overflow: hidden; color: #fff; background: var(--forest); text-decoration: none; }
  .entry-card:first-child { grid-column: span 2; }
  .entry-card__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .65s ease; }
  .entry-card:hover .entry-card__img { transform: scale(1.025); }
  .entry-card__shade { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(7,25,20,.84) 0, rgba(7,25,20,.48) 42%, rgba(7,25,20,.04) 72%); }
  .entry-card__credit { position: absolute; z-index: 2; top: 9px; right: 10px; max-width: calc(100% - 20px); padding: 2px 6px; overflow: hidden; color: rgba(255,255,255,.88); background: rgba(7,25,20,.58); font-size: .58rem; line-height: 1.4; text-overflow: ellipsis; white-space: nowrap; }
  .entry-card__content { position: absolute; z-index: 2; inset: auto 0 0; min-height: 52%; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: end; gap: 14px; padding: 24px; }
  .entry-card__n { align-self: start; color: #f1bf8e; font-family: "Cormorant Garamond", Georgia, serif; font-size: 1rem; line-height: 1; }
  .entry-card__copy { min-width: 0; }
  .entry-card h3 { margin: 0 0 5px; color: #fff; font-size: 1.25rem; }
  .entry-card:first-child h3 { font-size: clamp(1.45rem, 2.2vw, 2rem); }
  .entry-card__sub { display: block; color: rgba(255,255,255,.8); font-size: .72rem; line-height: 1.55; }
  .entry-card__arrow { width: 1.45em; height: 1.45em; margin-bottom: 3px; transition: transform .25s ease; }
  .entry-card:hover .entry-card__arrow { transform: translateX(4px); }
  .page-home main > .section:not(.water-portals) { padding-block: clamp(58px, 6vw, 88px); }
  .page-home .card-grid, .page-home .card-grid--feature { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px 12px; }
  .page-home .card-grid .atlas-card { height: 100%; display: flex; flex-direction: column; }
  .page-home .card-grid .atlas-card__body { min-height: 176px; flex: 1; padding: 17px; }
  .page-home .editorial-grid > a { min-height: 220px; }
  .water-portals { padding-block: 0; }
  .water-portals__grid { display: grid; grid-template-columns: 1fr 1fr; }
  .water-portals__grid > a { min-height: 330px; display: flex; flex-direction: column; align-items: start; justify-content: end; padding: clamp(28px, 5vw, 68px); color: #fff; background: var(--forest); text-decoration: none; }
  .water-portals__grid > a + a { color: var(--ink); background: var(--mist); }
  .water-portals h2 { max-width: 470px; color: inherit; }
  .water-portals .icon { margin-top: 25px; }
  .region-list { border-top: 1px solid var(--stone-300); }
  .region-list details { border-bottom: 1px solid var(--stone-300); }
  .region-list summary { min-height: 68px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 16px; list-style: none; }
  .region-list summary::-webkit-details-marker { display: none; }
  .region-list summary span { color: var(--stone-500); }
  .region-list details[open] summary .icon { transform: rotate(180deg); }
  .region-list details > div { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; padding-bottom: 22px; background: var(--stone-100); }
  .region-list details a { display: flex; justify-content: space-between; padding: 13px; background: #fff; text-decoration: none; }
  .region-list details small { color: var(--stone-500); }
  .section--counts { background: var(--paper); }
  .count-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1px; margin-bottom: 25px; background: var(--stone-100); }
  .count-grid > div { min-height: 130px; display: flex; flex-direction: column; justify-content: center; padding: 20px; background: #fff; text-align: center; }
  .count-grid strong { color: var(--forest); font-family: "Cormorant Garamond", Georgia, serif; font-size: clamp(2rem, 4vw, 3.6rem); line-height: 1; }
  .count-grid span { color: var(--stone-500); font-size: .72rem; }

  .search-page { width: min(1360px, calc(100vw - 40px)); min-height: 90vh; margin-inline: auto; padding-block: 60px 100px; }
  .search-intro { display: grid; grid-template-columns: 1fr minmax(380px, 610px); align-items: end; gap: 40px; margin-bottom: 34px; }
  .search-intro h1 { margin-bottom: 8px; font-size: clamp(2.8rem, 6vw, 5.2rem); }
  .search-intro p { margin: 0; color: var(--stone-500); }
  .search-bar { min-height: 56px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 10px; padding-left: 17px; background: var(--paper); border-bottom: 2px solid var(--forest); }
  .search-bar input { min-width: 0; height: 54px; background: transparent; border: 0; outline: 0; }
  .search-bar button { align-self: stretch; padding-inline: 22px; color: #fff; background: var(--forest); border: 0; }
  .search-tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--stone-300); }
  .search-tabs a { min-height: 52px; display: flex; align-items: center; gap: 10px; padding: 10px 18px; color: var(--stone-500); text-decoration: none; }
  .search-tabs a[aria-selected="true"] { color: var(--forest); box-shadow: inset 0 -3px var(--forest); }
  .search-tabs span { padding: 2px 7px; background: var(--paper); border-radius: 99px; font-size: .7rem; }
  .search-toolbar { min-height: 74px; display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--stone-100); }
  .button--filter { background: #fff; }
  .button--filter b { min-width: 20px; color: #fff; background: var(--iron); border-radius: 99px; }
  .view-switch { display: flex; margin-left: auto; background: var(--paper); border-radius: 99px; }
  .view-switch button { min-height: 44px; display: flex; align-items: center; gap: 6px; padding: 7px 12px; color: var(--stone-500); background: transparent; border: 0; border-radius: 99px; }
  .view-switch button.is-active { color: #fff; background: var(--forest); }
  .sort-select select { min-height: 44px; padding: 6px 32px 6px 12px; background: #fff; border: 1px solid var(--stone-300); }
  .filter-sheet { position: fixed; z-index: 100; top: 0; right: 0; width: min(560px, 100vw); height: 100dvh; display: none; padding: 0 28px 100px; overflow: auto; background: #fff; box-shadow: -20px 0 60px rgba(17,48,41,.18); }
  .filter-sheet.is-open { display: block; }
  .filter-backdrop { position: fixed; z-index: 99; inset: 0; display: none; background: rgba(12,30,25,.47); border: 0; }
  .filter-sheet.is-open + .filter-backdrop { display: block; }
  .filter-sheet__head { position: sticky; z-index: 3; top: 0; display: flex; align-items: center; justify-content: space-between; padding-block: 22px; background: #fff; border-bottom: 1px solid var(--stone-100); }
  .filter-sheet__head h2 { margin: 0; font-size: 1.5rem; }
  .filter-sheet__head button { min-width: 44px; min-height: 44px; display: grid; place-items: center; background: transparent; border: 0; }
  .filter-group { margin: 0; padding: 23px 0; border: 0; border-bottom: 1px solid var(--stone-100); }
  .filter-group legend { margin-bottom: 12px; color: var(--forest); font-weight: 600; }
  .filter-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .filter-options label { position: relative; min-height: 44px; display: flex; align-items: center; }
  .filter-options input { position: absolute; opacity: 0; }
  .filter-options span { width: 100%; min-height: 42px; display: flex; align-items: center; padding: 7px 10px; background: var(--paper); border: 1px solid transparent; }
  .filter-options input:checked + span { color: #fff; background: var(--forest); }
  .filter-options input:focus-visible + span { outline: 3px solid #e09a56; }
  .filter-options--columns { grid-template-columns: repeat(3, 1fr); }
  .filter-sheet__actions { position: fixed; right: 0; bottom: 0; width: min(560px, 100vw); display: grid; grid-template-columns: 1fr 1fr; gap: 10px; padding: 16px 28px; background: #fff; box-shadow: 0 -15px 30px rgba(17,48,41,.08); }
  .results-wrap { padding-top: 34px; }
  .results-head { display: flex; align-items: baseline; justify-content: space-between; }
  .results-head h2 { font-size: 1.7rem; }
  .results-head p { color: var(--stone-500); }
  .unknown-notes p { margin: 8px 0; padding: 10px 13px; color: var(--stone-500); background: var(--paper); border-left: 2px solid var(--hinoki); font-size: .76rem; }
  .result-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px 14px; }
  .result-grid.is-list { grid-template-columns: 1fr; }
  .result-grid.is-facilities:not(.is-list) { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .result-grid.is-list .atlas-card { display: grid; grid-template-columns: 210px 1fr; }
  .result-grid.is-list .atlas-card__media { height: 100%; aspect-ratio: 4 / 3; }
  .result-grid.is-list .atlas-card__body { min-height: 150px; }
  .more-button { display: flex; margin: 36px auto 0; }
  .candidate-box { margin-top: 48px; padding: 24px; background: var(--paper); }
  .candidate-box h2 { font-size: 1.4rem; }
  .candidate-box article { padding-block: 11px; border-bottom: 1px solid var(--stone-100); }
  .candidate-box small { display: block; color: var(--stone-500); }
  .map-panel { position: relative; padding-top: 20px; }
  .map-canvas { height: min(72vh, 720px); min-height: 480px; background: var(--mist); }
  .map-toolbar { display: flex; align-items: center; gap: 13px; margin-bottom: 10px; }
  .map-toolbar label { display: flex; align-items: center; gap: 7px; }
  .map-close { margin-left: auto; display: none; }
  .map-privacy, .map-note, .map-error { color: var(--stone-500); font-size: .7rem; }
  .maplibregl-popup-content { padding: 0 !important; overflow: hidden; border-radius: 2px !important; box-shadow: var(--shadow) !important; }
  .map-popup { width: 230px; }
  .map-popup img { width: 100%; height: 120px; object-fit: cover; }
  .map-popup div { padding: 13px; }
  .map-popup h3 { margin: 0 0 6px; font-size: 1rem; }
  .map-popup p { margin: 0; color: var(--stone-500); font-size: .7rem; }

  .area-hero { position: relative; height: min(76vh, 820px); min-height: 440px; overflow: hidden; background: var(--stone-700); }
  .area-hero > img { width: 100%; height: 100%; object-fit: cover; }
  .area-hero__fade { position: absolute; inset: auto 0 0; height: 30%; background: linear-gradient(transparent, rgba(10,25,20,.45)); }
  .area-hero--empty { height: auto; min-height: 470px; display: grid; background: var(--forest); }
  .area-hero--empty .no-photo { min-height: 470px; }
  .area-hero--empty > p { position: absolute; z-index: 2; bottom: 30px; left: max(24px, calc((100vw - 1180px)/2)); max-width: 580px; color: #d8e5e0; font-size: .8rem; }
  .area-identity { padding-block: 48px; background: #fff; }
  .area-identity__grid { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 50px; }
  .area-identity h1 { margin: 0; font-size: clamp(3rem, 7vw, 6.5rem); }
  .area-identity__sub { margin: 8px 0; color: var(--stone-500); }
  .area-identity__place { display: flex; align-items: center; gap: 7px; }
  .passport-actions { min-width: 290px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .passport-actions > span { grid-column: 1 / -1; color: var(--stone-500); font-size: .75rem; }
  .passport-actions button { min-height: 58px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; padding: 7px; color: var(--forest); background: var(--paper); border: 1px solid var(--stone-100); }
  .passport-actions button.is-active { color: #fff; background: var(--forest); }
  .passport-actions button span { font-size: .68rem; }
  .water-band { padding-block: 48px; color: #fff; background: var(--forest); }
  .water-band h2, .water-band h3 { color: #fff; }
  .water-band > div { display: grid; grid-template-columns: minmax(260px, 1.1fr) 1fr; gap: 35px 60px; }
  .water-band .chip { color: #fff; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); }
  .water-band__formal { display: grid; gap: 4px; margin: 20px 0 0; font-size: .8rem; }
  .water-band__formal b { color: #a9c8bd; }
  .metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 0; background: rgba(255,255,255,.18); }
  .metric-grid > div { min-height: 96px; display: flex; flex-direction: column; justify-content: center; padding: 17px; background: rgba(255,255,255,.06); }
  .metric-grid dt { color: #a9c8bd; font-size: .7rem; }
  .metric-grid dd { font-family: "Cormorant Garamond", "Noto Serif JP", serif; font-size: 1.45rem; }
  .metric-grid .is-unknown dd { color: #aab9b4; font-size: 1rem; }
  .water-band__look { grid-column: 1 / -1; display: grid; grid-template-columns: 240px 1fr; gap: 13px 36px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.2); }
  .water-band__look p:last-child { grid-column: 2; margin: 0; color: #b9cec7; font-size: .72rem; }
  .area-fast { padding-block: 70px 20px; }
  .hook-block { max-width: 930px; margin: 0 auto 80px; padding: clamp(28px, 6vw, 70px); background: var(--paper); border-left: 4px solid var(--hinoki); }
  .hook-block blockquote { margin: 0; color: var(--forest); font-size: clamp(1.8rem, 4vw, 3.7rem); line-height: 1.45; }
  .hook-block details { margin-top: 24px; }
  .hook-block summary { color: var(--moss); }
  .hook-block details p { margin: 12px 0 0; }
  .priority-section { margin-bottom: 84px; }
  .facility-block { margin-bottom: 14px; background: #fff; border: 1px solid var(--stone-100); }
  .facility-block > header { display: flex; align-items: start; justify-content: space-between; gap: 20px; padding: 24px; }
  .facility-block h3 { margin: 0; }
  .facility-quick { display: grid; grid-template-columns: 1fr auto; gap: 30px; padding: 0 24px 24px; }
  .facility-quick dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 0; background: var(--stone-100); }
  .facility-quick dl > div { padding: 14px; background: var(--paper); }
  .facility-quick dt { color: var(--stone-500); font-size: .67rem; }
  .facility-quick dd { margin: 3px 0 0; }
  .facility-quick small { display: block; color: var(--stone-500); font-size: .63rem; }
  .facility-details { border-top: 1px solid var(--stone-100); }
  .facility-details summary { min-height: 52px; display: flex; align-items: center; gap: 9px; padding-inline: 24px; list-style: none; }
  .facility-details summary .icon { margin-left: auto; }
  .facility-details[open] summary .icon { transform: rotate(180deg); }
  .access-card__body { padding: clamp(24px, 5vw, 48px); background: var(--paper); }
  .access-card__body > p { font-size: 1.05rem; }
  .access-card dl { display: grid; grid-template-columns: repeat(2, 1fr); gap: 15px; }
  .access-card dl > div { padding-top: 13px; border-top: 1px solid var(--stone-300); }
  .access-card dt { color: var(--stone-500); font-size: .72rem; }
  .highlight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
  .highlight-grid article { position: relative; padding: 28px; background: #fff; }
  .highlight-grid article > span { color: var(--hinoki); font-family: "Cormorant Garamond", serif; font-size: 3.2rem; }
  .highlight-photo { height: 220px; margin: -28px -28px 25px; }
  .highlight-grid p { color: var(--stone-700); font-size: .85rem; }
  .season-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .month-band { display: grid; grid-template-columns: repeat(6, 1fr); gap: 3px; }
  .month-band span { min-height: 38px; display: grid; place-items: center; color: var(--stone-500); background: var(--paper); font-size: .72rem; }
  .month-band--recommended span.is-on { color: #fff; background: var(--forest); }
  .month-band--open span.is-on { color: var(--ink); background: var(--hinoki-pale); }
  .nearby-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .nearby-list article { padding: 24px; background: #fff; }
  .gallery-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: 120px; gap: 8px; }
  .gallery-item { position: relative; grid-column: span 4; grid-row: span 2; padding: 0; overflow: hidden; color: #fff; background: var(--stone-700); border: 0; }
  .gallery-item:first-child { grid-column: span 8; grid-row: span 4; }
  .gallery-item img { width: 100%; height: 100%; object-fit: cover; }
  .gallery-item span { position: absolute; inset: auto 0 0; padding: 28px 12px 10px; background: linear-gradient(transparent, rgba(0,0,0,.55)); text-align: left; font-size: .72rem; }
  .reviews-section { border-block: 1px solid var(--stone-100); }
  .source-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
  .source-columns ul, .source-columns ol { padding-left: 20px; }
  .source-columns li { margin-bottom: 13px; font-size: .8rem; }
  .source-columns li span { display: block; color: var(--stone-500); }
  .data-status { margin-top: 70px; }
  .data-status > div { display: grid; grid-template-columns: repeat(7, 1fr); gap: 1px; background: var(--stone-100); }
  .data-status > div > span { min-height: 110px; display: flex; flex-direction: column; gap: 5px; padding: 14px; color: var(--stone-500); background: var(--paper); }
  .data-status > div > span.is-done { color: var(--forest); background: #edf5f1; }
  .data-status small { margin-top: auto; }

  .simple-hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 50px; padding-block: 70px 30px; }
  .simple-hero h1 { margin-bottom: 8px; }
  .simple-hero p .icon { display: inline; }
  .facility-hero { min-height: 380px; }

  .pref-index { padding-block: 70px 120px; }
  .pref-index .page-intro { width: 100%; margin: 0 0 55px; }
  .pref-map-layout { display: grid; grid-template-columns: 310px minmax(0, 1fr); gap: 35px; }
  .layer-panel { align-self: start; padding: 22px; background: var(--paper); }
  .layer-panel h2 { font-size: 1.2rem; }
  .layer-panel label { position: relative; display: grid; grid-template-columns: auto 1fr; gap: 0 10px; padding: 11px 5px; border-bottom: 1px solid var(--stone-100); }
  .layer-panel small { grid-column: 2; color: var(--stone-500); }
  .pref-map-stage { position: relative; min-width: 0; padding: 26px; background: #f7faf9; border: 1px solid var(--stone-100); }
  .pref-map { width: 100%; max-height: 680px; }
  .pref-map path { fill: #b9c9c3; stroke: #fff; stroke-width: .7; transition: fill .35s, opacity .2s; }
  .pref-map a:hover path, .pref-map a:focus path { opacity: .72; stroke: var(--forest); stroke-width: 1.6; }
  .pref-map__inset { fill: none; stroke: var(--stone-300); stroke-dasharray: 4 4; }
  .map-legend { display: grid; grid-template-columns: auto auto 130px auto; align-items: center; gap: 9px; margin-top: 18px; font-size: .72rem; }
  .map-legend i { height: 8px; background: linear-gradient(90deg, #e5ece9, #0f4a3d); }
  .map-attribution { color: var(--stone-500); font-size: .65rem; }
  .stats-provenance { margin-top: 28px; padding: 18px; background: var(--paper); }
  .stats-provenance p { margin: 5px 0; font-size: .75rem; }
  .stats-provenance b { margin-right: 10px; color: var(--forest); }
  .pref-region-groups { margin-top: 80px; }
  .pref-region-groups section { display: grid; grid-template-columns: 220px 1fr; gap: 28px; padding-block: 25px; border-top: 1px solid var(--stone-300); }
  .pref-region-groups h2 { font-size: 1.5rem; }
  .pref-region-groups section > div { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .pref-region-groups a, .pref-count-grid a { display: flex; justify-content: space-between; padding: 11px 13px; background: var(--paper); text-decoration: none; }
  .pref-hero { position: relative; height: min(62vh, 660px); }
  .pref-hero > img { width: 100%; height: 100%; object-fit: cover; }
  .pref-hero > a { position: absolute; bottom: 20px; left: max(24px, calc((100vw - 1180px)/2)); padding: 7px 12px; color: #fff; background: rgba(11,31,25,.72); }
  .pref-title { padding-block: 50px; }
  .pref-title h1 { margin: 0; }
  .type-bars { display: grid; gap: 11px; }
  .type-bars a { display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 15px; text-decoration: none; }
  .type-bars i { height: 8px; background: linear-gradient(90deg, var(--sulfur) calc(min(var(--value), 50) * 2%), var(--stone-100) 0); }
  .compact-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--stone-100); }
  .compact-list > a { min-height: 74px; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 12px; padding: 13px 16px; background: #fff; text-decoration: none; }
  .compact-list small { display: block; color: var(--stone-500); }
  .candidate-details { margin-top: 30px; padding: 18px; background: var(--paper); }
  .candidate-details summary { display: flex; gap: 9px; list-style: none; }
  .candidate-details summary .icon { margin-left: auto; }
  .candidate-details small { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  .editorial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--stone-100); }
  .editorial-grid > a { min-height: 280px; display: flex; flex-direction: column; align-items: start; padding: 28px; background: #fff; text-decoration: none; }
  .editorial-grid img { width: calc(100% + 56px); height: 210px; margin: -28px -28px 24px; object-fit: cover; }
  .editorial-grid p { color: var(--stone-500); }
  .editorial-grid .icon { margin-top: auto; }
  .spring-type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,.18); }
  .spring-type-grid > a { min-height: 230px; padding: 28px; background: rgba(255,255,255,.05); text-decoration: none; }
  .spring-type-grid .water-dot { width: 22px; height: 22px; }
  .spring-type-grid p { color: #c4d5cf; font-size: .82rem; }
  .color-links, .scenery-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .color-links a, .scenery-links a { min-height: 60px; display: flex; align-items: center; justify-content: space-between; padding: 13px 18px; background: var(--paper); text-decoration: none; border-left: 7px solid var(--stone-300); }
  .article-hero { position: relative; min-height: min(72vh, 700px); display: grid; align-items: end; overflow: hidden; color: #fff; background: var(--forest); }
  .article-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .8; }
  .article-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,30,24,.85), rgba(10,30,24,.05) 70%); }
  .article-hero > div { position: relative; z-index: 2; width: min(1040px, calc(100vw - 48px)); margin: 0 auto 70px; }
  .article-hero h1 { color: #fff; }
  :lang(ja) .article-hero h1 { font-size: clamp(2.1rem, 6vw, 4.5rem); }
  .article-hero > div > p { font-size: 1.1rem; }
  .article-layout { display: grid; grid-template-columns: 230px minmax(0, var(--reading)); justify-content: center; gap: 65px; }
  .article-layout > aside { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; margin-top: 80px; padding: 20px; background: var(--paper); font-size: .75rem; }
  .article-layout > aside ol { padding-left: 18px; }
  .article-layout > aside a { display: block; padding-block: 5px; }
  .glossary > div { padding-block: 15px; border-bottom: 1px solid var(--stone-100); }
  .glossary dt { color: var(--forest); font-weight: 600; }
  .glossary dd { margin: 5px 0 0; color: var(--stone-700); }
  .split-hero { width: min(1280px, 100%); display: grid; grid-template-columns: 1fr 1.15fr; align-items: stretch; margin-inline: auto; background: var(--paper); }
  .split-hero > div { display: flex; flex-direction: column; align-items: start; justify-content: center; padding: clamp(40px, 7vw, 100px); }
  :lang(ja) .page-spring .split-hero > div { padding-inline: clamp(40px, 5vw, 72px); }
  :lang(ja) .page-spring .split-hero h1 { font-size: clamp(2.55rem, 5vw, 4rem); }
  .split-hero__photo { min-height: 590px; }
  .pref-count-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
  .top100-hero { position: relative; min-height: min(82vh, 830px); display: grid; align-items: end; color: #fff; background: var(--forest); }
  .top100-hero > img, .top100-hero__veil { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
  .top100-hero__veil { background: linear-gradient(0deg, rgba(10,30,24,.82), rgba(10,30,24,.05) 70%); }
  .top100-hero__content { position: relative; z-index: 2; width: var(--shell); margin: 0 auto 70px; }
  .top100-hero h1 { max-width: 850px; color: #fff; }
  .top100-hero__number { position: absolute; right: 0; bottom: -20px; margin: 0; color: rgba(255,255,255,.15); font: 600 clamp(10rem, 30vw, 28rem)/.7 "Cormorant Garamond", serif; }
  .criteria-section { padding-block: 70px; background: var(--paper); }
  .criteria-section > div { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; }
  .criteria-section ol { columns: 2; column-gap: 44px; }
  .criteria-section li { break-inside: avoid; margin-bottom: 13px; }
  .course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
  .course-grid > a { position: relative; min-height: 260px; padding: 26px; overflow: hidden; color: #fff; background: rgba(255,255,255,.08); text-decoration: none; }
  .course-grid h3 { margin-top: 55px; }
  .course-grid__stops span { display: block; }
  .course-grid > a > div { display: flex; margin-top: 25px; }
  .course-grid img { width: 58px; height: 58px; object-fit: cover; border: 2px solid var(--forest); border-radius: 50%; }
  .course-grid img + img { margin-left: -15px; }
  .month-tabs { position: sticky; z-index: 15; top: var(--header-h); display: flex; justify-content: center; gap: 1px; overflow-x: auto; background: var(--white); border-block: 1px solid var(--stone-100); }
  .month-tabs button { min-width: 70px; min-height: 58px; color: var(--stone-500); background: #fff; border: 0; }
  .month-tabs button.is-active { color: #fff; background: var(--forest); }
  .month-tabs small { display: block; }
  .month-panel { display: none; padding-block: 70px 110px; }
  .month-panel.is-active { display: block; }
  .world-cards { display: none; }
  :lang(ja) .world-table { display: none; }
  :lang(ja) .world-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 15px; }
  :lang(ja) .world-cards article { min-width: 0; padding: 24px; background: var(--paper); }
  :lang(ja) .world-cards h3 { margin: 25px 0 4px; font-size: 1rem; }

  .passport-hero { width: var(--shell); min-height: 440px; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 50px; margin-inline: auto; }
  .passport-stamp { width: 230px; height: 230px; display: grid; place-items: center; color: var(--forest); border: 2px solid var(--forest); border-radius: 50%; }
  .passport-stamp img { width: 72px; }
  .passport-stamp span { font: 600 3rem/1 "Cormorant Garamond", serif; }
  .passport-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-block: 22px; }
  .passport-toolbar label { position: relative; }
  .passport-toolbar input[type=file] { position: absolute; width: 1px; height: 1px; opacity: 0; }
  .passport-toolbar output { color: var(--forest); }
  .passport-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--stone-100); }
  .passport-summary > div { min-height: 150px; display: flex; flex-direction: column; align-items: center; justify-content: center; background: #fff; }
  .passport-summary strong { color: var(--forest); font: 600 3.5rem/1 "Cormorant Garamond", serif; }
  .passport-progress { display: grid; grid-template-columns: 1.3fr 1fr; gap: 70px; }
  .passport-map path { fill: #dbe3e0; pointer-events: none; }
  .passport-map path.is-visited { fill: var(--forest); }
  .progress-ring { width: 190px; height: 190px; display: grid; place-content: center; margin: 30px auto; border-radius: 50%; background: conic-gradient(var(--forest) calc(var(--progress) * 1%), var(--stone-100) 0); box-shadow: inset 0 0 0 24px var(--paper); text-align: center; }
  .progress-ring strong { font: 600 3rem/1 "Cormorant Garamond", serif; }
  .top100-checklist { display: flex; flex-wrap: wrap; gap: 5px; }
  .top100-checklist span { width: 28px; height: 28px; display: grid; place-items: center; color: var(--stone-500); background: #fff; border: 1px solid var(--stone-100); border-radius: 50%; font-size: .62rem; }
  .top100-checklist span.is-visited { color: #fff; background: var(--forest); }
  .passport-tabs { display: flex; gap: 1px; margin-bottom: 25px; background: var(--stone-100); }
  .passport-tabs button { flex: 1; min-height: 52px; background: #fff; border: 0; }
  .passport-tabs button.is-active { color: #fff; background: var(--forest); }
  .passport-entry { display: grid; grid-template-columns: 110px 1fr auto; gap: 18px; padding: 16px; border-bottom: 1px solid var(--stone-100); }
  .passport-entry img, .passport-entry .no-photo { width: 110px; height: 85px; min-height: 85px; object-fit: cover; }
  .passport-entry h3 { margin: 0; }
  .passport-entry p { margin: 4px 0; color: var(--stone-500); font-size: .75rem; }
  .passport-visit__photos { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
  .passport-visit__photos img { width: 72px; height: 72px; object-fit: cover; border-radius: 3px; }
  .passport-entry__actions { display: flex; flex-direction: column; gap: 6px; }
  .passport-dialog { width: min(620px, calc(100vw - 30px)); padding: 0; border: 0; box-shadow: var(--shadow); }
  .passport-dialog::backdrop { background: rgba(10,30,24,.58); }
  .passport-dialog form { position: relative; display: grid; gap: 16px; padding: 34px; }
  .passport-dialog label { display: grid; gap: 6px; }
  .passport-dialog input, .passport-dialog textarea { width: 100%; min-height: 44px; padding: 9px; border: 1px solid var(--stone-300); }
  .dialog-close { position: absolute; right: 10px; top: 10px; width: 44px; height: 44px; background: transparent; border: 0; }

  .solo-cards, .ledger-cards { display: none; }
  .solo-table .data-table { width: max-content; min-width: 100%; }
  .solo-table th, .solo-table td { white-space: nowrap; }
  .ledger-table { max-height: 75vh; }
  .ledger-table .data-table { min-width: 1560px; }
  .ledger-table th { min-width: 9.5em; white-space: nowrap; }
  .ledger-table th:first-child { min-width: 7em; }
  .ledger-table th:first-child { position: sticky; left: 0; z-index: 2; background: #fff; }
  .ledger-notes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 36px; }
  .ledger-notes article { min-width: 0; }
  .ledger-notes article:first-child li { min-width: 0; }
  .ledger-notes article:first-child li a { display: block; max-width: 100%; overflow-wrap: anywhere; }
  .credits-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; padding-bottom: 100px; background: var(--stone-100); }
  .credits-list article { min-width: 0; display: grid; grid-template-columns: 120px 1fr; gap: 18px; padding: 18px; background: #fff; }
  .credits-list img { width: 120px; height: 90px; object-fit: cover; }
  .credits-list h2 { margin: 0; overflow: hidden; font-size: 1rem; }
  .credits-list h2 a, .credits-list p { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .credits-list p, .credits-list a { font-size: .72rem; }
  .timeline { padding-bottom: 120px; }
  .timeline article { display: grid; grid-template-columns: 180px 1fr; gap: 40px; padding-block: 28px; border-top: 1px solid var(--stone-300); }
  .timeline time { color: var(--moss); }
  .timeline h2 { font-size: 1.4rem; }
  .not-found { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 40px; text-align: center; }
  .not-found img { width: 80px; margin-bottom: 25px; }
  .lightbox { width: 100vw; max-width: none; height: 100dvh; max-height: none; padding: 0; overflow: hidden; color: #fff; background: rgba(6,17,14,.96); border: 0; }
  .lightbox::backdrop { background: rgba(6,17,14,.96); }
  .lightbox__frame { position: relative; width: 100%; height: 100%; display: grid; place-items: center; padding: 58px 80px 30px; }
  .lightbox figure { max-width: min(1200px, 100%); max-height: 100%; display: grid; grid-template-rows: minmax(0, 1fr) auto; margin: 0; }
  .lightbox img { max-width: 100%; max-height: calc(100dvh - 170px); margin: auto; object-fit: contain; }
  .lightbox figcaption { padding-top: 13px; text-align: center; }
  .lightbox figcaption p { margin: 3px auto; }
  .lightbox__credit { color: #b8c9c3; font-size: .72rem; }
  .lightbox button { position: absolute; z-index: 2; width: 50px; height: 50px; display: grid; place-items: center; color: #fff; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.25); border-radius: 50%; font-family: system-ui, sans-serif; font-size: 2rem; }
  .lightbox__close { top: 18px; right: 18px; }
  .lightbox__prev { left: 18px; top: 50%; }
  .lightbox__next { right: 18px; top: 50%; }
}

@layer responsive {
  @media (max-width: 1080px) {
    :root { --header-h: 68px; }
    .nav-toggle { display: flex; }
    .site-nav { position: fixed; z-index: 90; top: var(--header-h); right: 0; width: min(420px, 100vw); height: calc(100dvh - var(--header-h)); display: none; flex-direction: column; align-items: stretch; padding: 22px; overflow: auto; background: #fff; box-shadow: -15px 20px 40px rgba(17,48,41,.14); }
    .site-nav.is-open { display: flex; }
    .site-nav nav { display: grid; }
    .site-nav nav a { min-height: 48px; padding: 12px 3px; border-bottom: 1px solid var(--stone-100); }
    .lang-switch { justify-content: center; margin-top: auto; }
    .result-grid { grid-template-columns: repeat(3, 1fr); }
    .result-grid.is-facilities:not(.is-list) { grid-template-columns: 1fr; }
    .card-grid { grid-template-columns: repeat(2, 1fr); }
    .page-home .card-grid, .page-home .card-grid--feature { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .entry-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .entry-card:first-child { grid-column: span 2; }
    .data-status > div { grid-template-columns: repeat(4, 1fr); }
    .article-layout { grid-template-columns: 1fr; }
    .article-layout > aside { position: static; margin-top: 50px; }
    .course-grid { grid-template-columns: repeat(2, 1fr); }
    .pref-map-layout { grid-template-columns: 240px 1fr; }
    .ledger-notes { grid-template-columns: 1fr; }
    .credits-list { grid-template-columns: 1fr; }
    :lang(ja) .world-cards { grid-template-columns: 1fr; }
  }

  @media (max-width: 900px) {
    .search-intro { display: flex; flex-direction: column; align-items: stretch; gap: 22px; }
    .stats-split { grid-template-columns: 1fr; }
    .compact-list { grid-template-columns: 1fr; }
    .compact-list > a { grid-template-columns: 1fr auto; }
    .compact-list .chip-row { display: none; }
    .editorial-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }

  @media (max-width: 760px) {
    :root { --shell: calc(100vw - 32px); }
    html { font-size: 15px; }
    .section { padding-block: 64px; }
    .page-home main > .section:not(.water-portals) { padding-block: 52px; }
    .section-head { align-items: start; flex-direction: column; gap: 0; margin-bottom: 26px; }
    .section-head .eyebrow { order: -1; margin-bottom: 10px; }
    .site-header__inner { width: calc(100vw - 26px); }
    .brand small { display: none; }
    .site-footer { padding: 55px 22px; }
    .site-footer__notes { grid-template-columns: 1fr; }
    .site-footer__base { flex-direction: column; }
    .card-grid, .card-grid--feature { grid-template-columns: 1fr 1fr; gap: 12px; }
    .atlas-card__body { min-height: 170px; padding: 15px; }
    .atlas-card h3 { font-size: 1.06rem; }
    .atlas-card__text { -webkit-line-clamp: 2; }
    .rail { grid-auto-columns: 78%; }
    .home-hero { min-height: calc(92svh - var(--header-h)); }
    .home-hero__content { margin-bottom: 35px; }
    .home-hero h1 { font-size: clamp(3rem, 14vw, 4.6rem); }
    .home-hero__sub { font-size: .72rem; }
    .home-hero__tagline { font-size: 1.25rem; }
    .home-hero__lead { font-size: .84rem; }
    .hero-search { min-height: 54px; }
    .hero-search input { height: 54px; }
    .hero-search button { padding-inline: 16px; }
    .home-hero__slide .photo-credit { bottom: auto; top: 12px; }
    .home-hero__veil { width: 100%; height: 86%; background: radial-gradient(ellipse at left bottom, rgba(7,25,20,.82) 0, rgba(7,25,20,.64) 38%, rgba(7,25,20,.24) 63%, transparent 84%); }
    .entry-card { min-height: 300px; }
    .entry-card__content { min-height: 50%; padding: 20px; }
    .entry-card:first-child h3 { font-size: 1.55rem; }
    .page-home .editorial-grid > a { min-height: 165px; padding: 22px; }
    .water-portals__grid { width: 100%; grid-template-columns: 1fr; }
    .water-portals__grid > a { min-height: 270px; }
    .region-list details > div { grid-template-columns: repeat(2, 1fr); }
    .count-grid { grid-template-columns: repeat(2, 1fr); }
    .count-grid > div:last-child { grid-column: span 2; }

    .search-page { width: calc(100vw - 24px); padding-top: 30px; }
    .search-intro h1 { font-size: 3.1rem; }
    .search-tabs { max-width: 100%; overflow-x: auto; }
    .search-tabs a { flex: 0 0 auto; }
    .search-toolbar { position: sticky; z-index: 15; top: var(--header-h); margin-inline: -12px; padding-inline: 12px; background: #fff; overflow-x: auto; }
    .search-toolbar > * { flex: 0 0 auto; }
    .view-switch span { display: none; }
    .sort-select { min-width: 0; }
    .sort-select select { max-width: 125px; }
    .icon-button span { display: none; }
    .result-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 8px; }
    .result-grid.is-facilities { grid-template-columns: 1fr; }
    .result-grid .atlas-card__states { display: none; }
    .result-grid.is-list .atlas-card { grid-template-columns: 110px 1fr; }
    .result-grid.is-list .atlas-card__body { min-height: 120px; }
    .filter-sheet { padding-inline: 18px; }
    .filter-options--columns { grid-template-columns: repeat(2, 1fr); }
    .filter-sheet__actions { padding-inline: 18px; }
    .map-panel { position: fixed; z-index: 95; inset: var(--header-h) 0 0; padding: 12px; background: #fff; }
    .map-canvas { height: calc(100dvh - var(--header-h) - 130px); min-height: 0; }
    .map-close { min-height: 44px; display: flex; align-items: center; gap: 5px; margin-left: auto; background: transparent; border: 0; }
    .map-toolbar label span { font-size: .68rem; }
    .map-privacy { display: none; }

    .area-hero { height: 54svh; min-height: 360px; }
    .area-hero--empty, .area-hero--empty .no-photo { min-height: 390px; }
    .area-identity { padding-block: 32px; }
    .area-identity__grid { grid-template-columns: 1fr; gap: 25px; }
    .area-identity h1 { font-size: clamp(2.7rem, 13vw, 4.4rem); }
    .passport-actions { min-width: 0; width: 100%; }
    .water-band > div { grid-template-columns: 1fr; gap: 28px; }
    .water-band__look { grid-column: auto; grid-template-columns: 1fr; }
    .water-band__look p:last-child { grid-column: auto; }
    .area-fast { padding-top: 46px; }
    .hook-block { margin-bottom: 55px; padding: 27px 23px; }
    .facility-block > header { flex-direction: column; }
    .facility-quick { grid-template-columns: 1fr; }
    .facility-quick dl { grid-template-columns: 1fr; }
    .facility-quick .button-row { margin-top: 0; }
    .access-card dl { grid-template-columns: 1fr; }
    .highlight-grid { grid-template-columns: 1fr; }
    .season-grid { grid-template-columns: 1fr; }
    .month-band { grid-template-columns: repeat(6, 1fr); }
    .nearby-list { grid-template-columns: 1fr; }
    .gallery-grid { grid-auto-rows: 95px; }
    .gallery-item, .gallery-item:first-child { grid-column: span 6; grid-row: span 2; }
    .gallery-item:first-child { grid-column: span 12; grid-row: span 3; }
    .source-columns { grid-template-columns: 1fr; }
    .data-status > div { grid-template-columns: repeat(2, 1fr); }
    .simple-hero { grid-template-columns: 1fr; }
    .page-grid { grid-template-columns: 1fr; }
    .stats-split { grid-template-columns: 1fr; }
    .fact-grid { grid-template-columns: repeat(2, 1fr); }

    .pref-index { padding-top: 40px; }
    .pref-map-layout { grid-template-columns: 1fr; }
    .layer-panel { display: flex; gap: 7px; padding: 10px; overflow-x: auto; }
    .layer-panel h2 { display: none; }
    .layer-panel label { min-width: 165px; padding: 10px; background: #fff; border: 1px solid var(--stone-100); }
    .pref-map-stage { padding: 12px; }
    .map-legend { grid-template-columns: auto auto 1fr auto; }
    .pref-region-groups section { grid-template-columns: 1fr; gap: 5px; }
    .pref-region-groups section > div { grid-template-columns: repeat(2, 1fr); }
    .pref-hero { height: 48svh; }
    .type-bars a { grid-template-columns: 120px 1fr auto; }
    .compact-list { grid-template-columns: 1fr; }
    .compact-list > a { grid-template-columns: 1fr auto; }
    .compact-list .chip-row { display: none; }
    .editorial-grid { grid-template-columns: 1fr; }
    .spring-type-grid { grid-template-columns: 1fr; }
    .color-links, .scenery-links { grid-template-columns: repeat(2, 1fr); }
    .article-hero { min-height: 70svh; }
    :lang(ja) .article-hero h1 { font-size: clamp(1.55rem, 8vw, 2.1rem); }
    :lang(ja) .page-feature .article-hero h1 { font-size: clamp(1.45rem, 6vw, 2rem); }
    .article-hero > div { margin-bottom: 42px; }
    .article-layout > aside { display: none; }
    .split-hero { grid-template-columns: 1fr; }
    .split-hero__photo { min-height: 370px; order: -1; }
    .pref-count-grid { grid-template-columns: repeat(2, 1fr); }
    .criteria-section > div { grid-template-columns: 1fr; gap: 25px; }
    .criteria-section ol { columns: 1; }
    .course-grid { grid-template-columns: 1fr; }
    .month-tabs { justify-content: start; }
    .world-table { display: none; }
    .world-cards { display: grid; gap: 15px; }
    .world-cards article { padding: 24px; background: var(--paper); }
    .world-cards h3 { margin: 25px 0 4px; font-size: 1rem; }
    .passport-hero { min-height: 360px; grid-template-columns: 1fr; padding-block: 50px; }
    .passport-stamp { display: none; }
    .passport-summary { grid-template-columns: repeat(2, 1fr); }
    .passport-progress { grid-template-columns: 1fr; }
    .passport-entry { grid-template-columns: 80px 1fr; }
    .passport-entry img, .passport-entry .no-photo { width: 80px; height: 70px; min-height: 70px; }
    .passport-entry__actions { grid-column: 1 / -1; flex-direction: row; }
    .ledger-notes { grid-template-columns: 1fr; }
    .credits-list { grid-template-columns: 1fr; }
    .timeline article { grid-template-columns: 1fr; gap: 5px; }
    .lightbox__frame { padding: 60px 12px 18px; }
    .lightbox__prev { left: 8px; }
    .lightbox__next { right: 8px; }
    .lightbox img { max-height: calc(100dvh - 190px); }
  }

  @media (max-width: 767px) {
    .solo-table, .ledger-table { display: none; }
    .solo-cards, .ledger-cards { display: grid; gap: 14px; }
    .solo-card, .ledger-card { min-width: 0; padding: 20px; background: var(--paper); border: 1px solid var(--stone-100); }
    .solo-card h3, .ledger-card h2 { margin-bottom: 14px; font-size: 1.15rem; }
    .solo-card h3 a, .ledger-card h2 a { white-space: normal; }
    .solo-card dl, .ledger-card dl { margin: 0; }
    .solo-card dl > div { min-width: 0; display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); align-items: baseline; gap: 12px; padding-block: 8px; border-top: 1px solid var(--stone-100); }
    .solo-card dt { min-width: 0; color: var(--stone-500); }
    .solo-card dd { min-width: 0; margin: 0; white-space: normal; text-align: right; }
    .ledger-card dl { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--stone-100); }
    .ledger-card dl > div { min-width: 0; padding: 9px; background: #fff !important; }
    .ledger-card dt { min-height: 3em; color: var(--stone-500); font-size: .72rem; }
    .ledger-card dd { min-width: 0; margin: 2px 0 0; color: var(--forest); font-weight: 600; overflow-wrap: anywhere; white-space: normal; }
  }

  @media (max-width: 430px) {
    .credits-list article { grid-template-columns: 1fr; }
    .entry-grid { grid-template-columns: 1fr; gap: 12px; }
    .entry-card:first-child { grid-column: auto; }
    .entry-card { min-height: 235px; }
    .entry-card__content { min-height: 58%; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; padding: 17px; }
    .entry-card h3, .entry-card:first-child h3 { font-size: 1.2rem; }
    .entry-card__sub { font-size: .7rem; }
    .card-grid { grid-template-columns: 1fr; }
    .page-home .card-grid, .page-home .card-grid--feature { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 8px; }
    .page-home .card-grid .atlas-card__body { min-height: 155px; padding: 12px; }
    .page-home .card-grid .atlas-card h3 { font-size: .94rem; }
    .page-home .card-grid .atlas-card__text { margin-top: 8px; font-size: .71rem; -webkit-line-clamp: 2; }
    .page-home .card-grid .chip { min-height: 29px; padding: 4px 7px; font-size: .65rem; }
    .result-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .result-grid .atlas-card__body { min-height: 145px; padding: 12px; }
    .result-grid .atlas-card h3 { font-size: .95rem; }
    .result-grid .chip { padding-inline: 7px; font-size: .65rem; }
    .result-grid .atlas-card__place { font-size: .65rem; }
    .view-switch button { padding-inline: 10px; }
    .button--filter { padding-inline: 12px; }
    .sort-select select { width: 108px; padding-left: 7px; font-size: .72rem; }
    .water-band__official h2 { font-size: 1.6rem; }
    .metric-grid dd { font-size: 1.2rem; }
    .gallery-grid { display: grid; grid-template-columns: 1fr 1fr; grid-auto-rows: 145px; }
    .gallery-item, .gallery-item:first-child { grid-column: span 1; grid-row: span 1; }
    .gallery-item:first-child { grid-column: span 2; grid-row: span 2; }
  }

  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .home-hero__slide:not(:first-child) { display: none; }
  }
}