/* The TOJIBA 松川館 — improved版モック準拠デザイン（トップページ専用） */

:root {
  --black: #070706;
  --black-soft: #0d0d0b;
  --panel: #11110f;
  --ivory: #eee9dc;
  --muted: #a49e91;
  --gold: #b7975a;
  --gold-soft: #d2b77e;
  --line: rgba(183, 151, 90, .36);
  --line-soft: rgba(255, 255, 255, .09);
  --serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  --gutter: clamp(24px, 6vw, 72px);
  /* 共通ヘッダー/フッター(components.js)用のエイリアス */
  --bg-deep: var(--black);
  --ink-sub: rgba(238, 233, 220, .74);
  --ink-faint: rgba(238, 233, 220, .48);
  --hair: var(--line-soft);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --en: var(--sans);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: #030303; }
body {
  margin: 0;
  background: #030303;
  color: var(--ivory);
  font-family: var(--sans);
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; cursor: pointer; }
img { display: block; width: 100%; }
::selection { color: var(--black); background: var(--gold-soft); }

.site-shell {
  width: 100%;
  overflow: hidden;
  background: var(--black);
}

/* ── ヘッダー ── */
#site-header{position:fixed;top:0;left:0;right:0;z-index:98;display:flex;align-items:center;padding:18px var(--gutter);background:linear-gradient(to bottom,rgba(7,7,6,0.75),transparent);backdrop-filter:blur(6px);transition:background .4s var(--ease);}
#site-header.scrolled{background:rgba(7,7,6,0.94);border-bottom:1px solid var(--hair);}
#site-header .logo{font-family:var(--serif);font-size:18px;letter-spacing:0.12em;line-height:1.2;}
#site-header .logo small{display:block;font-family:var(--sans);font-size:8px;letter-spacing:0.3em;color:var(--ink-faint);margin-top:4px;}
.main-nav{margin-left:auto;display:flex;gap:20px;font-size:12px;letter-spacing:0.06em;color:var(--ink-sub);align-items:center;}
.main-nav > a{transition:color .3s var(--ease);white-space:nowrap;}
.main-nav > a:hover,.main-nav > a.active{color:var(--gold-soft);}
.main-nav .rsv{border:1px solid var(--gold);color:var(--gold-soft);padding:10px 20px;transition:background .3s var(--ease),color .3s var(--ease);}
.main-nav .rsv:hover{background:var(--gold-soft);color:var(--black);}

.nav-drop{position:relative;}
.nav-drop-trigger{background:none;border:0;padding:0;color:var(--ink-sub);font-family:var(--sans);font-size:12px;letter-spacing:0.06em;cursor:pointer;transition:color .3s var(--ease);white-space:nowrap;}
.nav-drop-trigger i{font-style:normal;margin-left:2px;font-size:9px;}
.nav-drop:hover .nav-drop-trigger,.nav-drop-trigger:hover{color:var(--gold-soft);}
.nav-drop-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%);padding:24px 0 8px;min-width:190px;background:rgba(7,7,6,.97);border:1px solid var(--hair);opacity:0;visibility:hidden;transition:opacity .2s var(--ease);z-index:97;}
.nav-drop:hover .nav-drop-menu{opacity:1;visibility:visible;}
.nav-drop-menu a{display:block;padding:10px 22px;font-size:12px;letter-spacing:.04em;color:var(--ink-sub);white-space:nowrap;}
.nav-drop-menu a:hover{color:var(--gold-soft);background:rgba(255,255,255,.03);}

.hamburger{display:none;margin-left:auto;flex-direction:column;justify-content:center;align-items:center;gap:5px;cursor:pointer;width:44px;height:44px;z-index:100;}
.hamburger span{display:block;width:22px;height:1px;background:var(--ivory);}
.mobile-nav{display:none;position:fixed;inset:0;z-index:99;overflow-y:auto;background:rgba(7,7,6,0.97);flex-direction:column;align-items:center;gap:18px;padding:100px 24px 60px;font-size:14px;letter-spacing:0.16em;}
.mobile-nav.open{display:flex;}
.mobile-nav > a{color:var(--ink-sub);font-family:var(--serif);}
.mobile-nav .rsv{border:1px solid var(--gold);padding:12px 36px;color:var(--gold-soft);margin-top:8px;}

.mobile-nav-group{width:100%;max-width:300px;text-align:center;}
.mobile-nav-group-trigger{display:inline-flex;align-items:center;gap:6px;background:none;border:0;color:var(--ink-sub);font-family:var(--serif);font-size:14px;letter-spacing:0.16em;cursor:pointer;padding:4px 0;}
.mobile-nav-group-trigger i{font-style:normal;font-size:11px;}
.mobile-nav-group-menu{display:none;flex-direction:column;align-items:center;gap:14px;margin:14px 0 0;}
.mobile-nav-group.open .mobile-nav-group-menu{display:flex;}
.mobile-nav-group-menu a{font-family:var(--sans);font-size:12.5px;letter-spacing:0.04em;color:var(--ink-faint);}

/* ── セクション区切り ── */
.section-frame { border-top: 1px solid var(--line); }
.section-frame:first-of-type { border-top: 0; }

/* 本文の左右余白・セクション間の呼吸感を担う共通ラッパー */
.section-body { padding: 0 var(--gutter) 88px; }

/* シンプルな中央寄せのセクション見出し */
.section-heading { padding: 96px 0 44px; text-align: center; }
.section-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(24px, 2.6vw, 33px); font-weight: 400; letter-spacing: .1em; }

/* ── ヒーロー ── */
.hero { position: relative; height: clamp(560px, 46vw, 680px); overflow: hidden; background: #050505; }
.hero > img { position: absolute; inset: 0; height: 100%; object-fit: cover; object-position: center; filter: saturate(.82) brightness(.86); }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.82), rgba(0,0,0,.28) 56%, rgba(0,0,0,.03)), linear-gradient(0deg, rgba(0,0,0,.42), transparent 48%); }
.hero-copy { position: absolute; z-index: 2; left: clamp(46px, 5vw, 82px); top: 50%; transform: translateY(-47%); }
.hero h1 { margin: 0; font-family: var(--serif); font-size: clamp(43px, 4.4vw, 68px); font-weight: 400; letter-spacing: .025em; }
.hero h1 span { font-size: .72em; letter-spacing: .11em; }
.hero-catch { margin: 24px 0 0; font-family: var(--serif); font-size: clamp(21px, 2.1vw, 30px); line-height: 1.7; letter-spacing: .07em; }
.hero-welcome { max-width: 480px; margin: 26px 0 0; color: rgba(238,233,220,.78); font-size: 15px; line-height: 2; letter-spacing: .03em; }
.hero-meta { margin: 22px 0 0; color: #c4beb2; font-family: var(--serif); font-size: 13px; letter-spacing: .09em; }
.hero-meta span { color: #8f8a81; }
.outline-button { display: flex; justify-content: space-between; align-items: center; width: 220px; margin-top: 32px; padding: 17px 19px; color: var(--gold-soft); border: 1px solid var(--gold); font-family: var(--serif); font-size: 14px; letter-spacing: .08em; transition: .25s ease; }
.outline-button i { font-style: normal; }
.outline-button:hover { color: var(--black); background: var(--gold-soft); }
.scroll-sign { position: absolute; z-index: 2; left: 50%; bottom: 0; display: flex; flex-direction: column; align-items: center; gap: 12px; color: rgba(255,255,255,.58); font-size: 8px; letter-spacing: .2em; }
.scroll-sign span { width: 1px; height: 38px; background: linear-gradient(var(--gold), transparent); }

/* ── 温泉・サウナ 3列×2段 ── */
.bath-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.bath-card { position: relative; display: flex; flex-direction: column; overflow: hidden; background: #0b0b09; }
.bath-card-image { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.bath-card-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; filter: saturate(.82) brightness(.88); transition: transform .55s ease; }
.bath-card:hover .bath-card-image img { transform: scale(1.04); }
.image-shade { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(0,0,0,.9), rgba(0,0,0,.06) 68%); }
.bath-copy { padding: 24px 26px 26px; background: #10100e; }
.bath-copy h3 { margin: 0; font-family: var(--serif); font-size: clamp(19px, 1.7vw, 25px); font-weight: 400; line-height: 1.45; letter-spacing: .06em; }
.bath-copy p { margin: 12px 0 16px; color: #a8a297; font-family: var(--serif); font-size: 13px; line-height: 1.85; }
.view-more { display: inline-flex; align-items: center; gap: 24px; color: var(--gold-soft); font-size: 11px; letter-spacing: .08em; }
.view-more i { font-style: normal; transition: transform .25s; }
.view-more:hover i { transform: translateX(4px); }

/* ── 三つの魅力 ── */
.feature-stack { display: grid; max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.feature-row { display: grid; grid-template-columns: 1fr 1fr; min-height: 330px; background: var(--black-soft); }
.feature-image { min-height: 330px; overflow: hidden; }
.feature-image img { height: 100%; object-fit: cover; transform: scale(var(--asset-scale, 1)); transform-origin: center bottom; filter: saturate(.86) brightness(.84); }
.feature-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(34px, 4.5vw, 72px); background: linear-gradient(135deg, #11110f, #090908); }
.feature-copy h3 { margin: 0; color: var(--gold-soft); font-family: var(--serif); font-size: clamp(20px, 2vw, 30px); font-weight: 400; line-height: 1.6; letter-spacing: .05em; }
.feature-copy h3 span { color: var(--gold); }
.feature-copy > p { max-width: 520px; margin: 21px 0 25px; color: #b4aea3; font-family: var(--serif); font-size: 14px; line-height: 2.05; letter-spacing: .025em; }
.feature-row.image-right .feature-image { order: 2; }
.feature-row.image-right .feature-copy { order: 1; }

/* ── 客室 ── */
.room-section { display: grid; max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.room-intro { padding: 48px 44px 40px; background: #10100e; text-align: center; }
.room-intro h3 { margin: 0; font-family: var(--serif); font-size: clamp(23px, 2.2vw, 34px); font-weight: 400; line-height: 1.7; letter-spacing: .06em; }
.room-intro > p { max-width: 640px; margin: 18px auto 22px; color: #aea89d; font-family: var(--serif); font-size: 14px; line-height: 2; }
.room-thumbnails { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; }
.room-thumbnails article { background: #0b0b09; }
.room-thumb-image { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: #0b0b09; }
.room-thumb-image img { position: absolute; inset: 0; height: 100%; object-fit: cover; filter: saturate(.78) brightness(.85); }
.room-thumbnails h4 { margin: 22px 24px 8px; font-family: var(--serif); font-size: 21px; font-weight: 400; letter-spacing: .06em; }
.room-thumbnails p { margin: 0 24px 24px; color: #a8a297; font-size: 14px; line-height: 1.8; }
.amenity-row { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(5, 1fr); margin: 0; padding: 16px 28px; background: #0b0b09; border-top: 1px solid var(--line); list-style: none; }
.amenity-row li { color: #9f998e; font-size: 11px; text-align: center; letter-spacing: .04em; }
.amenity-row li + li { border-left: 1px solid var(--line-soft); }

/* ── 季節 ── */
.season-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.season-card { position: relative; min-height: 430px; overflow: hidden; background: #0b0b09; }
.season-card > img { position: absolute; inset: 0; height: 100%; object-fit: cover; transform: scale(var(--asset-scale, 1)); transform-origin: center bottom; filter: saturate(.82) brightness(.78); transition: transform .55s ease; }
.season-card:hover > img { transform: scale(var(--asset-hover-scale, 1.04)); }
.season-copy { position: absolute; z-index: 2; inset: auto 28px 25px; }
.season-copy h3 { margin: 0; font-family: var(--serif); font-size: clamp(18px, 1.6vw, 25px); font-weight: 400; line-height: 1.55; letter-spacing: .04em; }
.season-copy h3 span { color: var(--gold-soft); }
.season-copy p { margin: 12px 0 17px; color: #b5afa3; font-family: var(--serif); font-size: 13px; line-height: 1.85; }

/* ── 1泊2日の過ごし方 ── */
.schedule-section { padding: 0; }
.schedule-list { display: grid; gap: 64px; max-width: 1040px; margin: 0 auto; }
.schedule-item { display: grid; grid-template-columns: 1.1fr 1fr; align-items: center; gap: 48px; }
.schedule-item.image-right .schedule-photo { order: 2; }
.schedule-item.image-right .schedule-text { order: 1; }
.schedule-time { margin: 0 0 14px; color: var(--gold-soft); font-family: var(--serif); font-size: 15px; letter-spacing: .08em; }
.schedule-text h3 { margin: 0 0 16px; font-family: var(--serif); font-size: clamp(20px, 2vw, 26px); font-weight: 400; letter-spacing: .04em; line-height: 1.5; }
.schedule-text p { margin: 0; color: #a8a297; font-size: 14px; line-height: 2; max-width: 420px; }
.schedule-photo { aspect-ratio: 4 / 3; overflow: hidden; background: #0b0b09; }
.schedule-photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85) brightness(.85); }

/* ── お客様の声 ── */
.review-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.review-card { padding: 34px 30px; background: #0d0d0b; }
.review-card .stars { margin: 0 0 16px; color: var(--gold-soft); font-size: 13px; letter-spacing: .12em; }
.review-card h3 { margin: 0 0 14px; font-family: var(--serif); font-size: 17px; font-weight: 400; letter-spacing: .04em; }
.review-card > p:not(.stars):not(.who) { margin: 0 0 16px; color: #a8a297; font-size: 14px; line-height: 1.9; }
.review-card .who { margin: 0; color: #7f7a71; font-size: 11px; letter-spacing: .05em; }
.review-note { max-width: 1200px; margin: 18px auto 0; color: #7f7a71; font-size: 11px; letter-spacing: .05em; }

/* ── よくあるご質問 ── */
.faq-section { padding: 0; }
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item { border-top: 1px solid var(--line); padding: 20px 0; }
.faq-item:last-child { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex; justify-content: space-between; align-items: center; gap: 20px;
  cursor: pointer; list-style: none; font-family: var(--serif); font-size: 15px; letter-spacing: .04em; color: var(--ivory);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; flex: 0 0 auto; color: var(--gold-soft); font-size: 16px; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p { margin: 14px 0 0; color: #a8a297; font-size: 14px; line-height: 1.9; }
.faq-section > .view-more { display: inline-flex; margin: 34px 0 0; }

/* ── アクセス ── */
.access-section { display: grid; grid-template-columns: .82fr 1.18fr; min-height: 560px; max-width: 1200px; margin: 0 auto; background: var(--line); gap: 1px; }
.route-map { position: relative; min-height: 560px; overflow: hidden; background: radial-gradient(circle at 60% 45%, #171713, #090908 68%); }
.route-map::before, .route-map::after { content: ""; position: absolute; width: 320px; height: 240px; border: 1px solid rgba(183,151,90,.08); border-radius: 48% 52% 38% 62%; transform: rotate(24deg); }
.route-map::before { left: -120px; top: 40px; }
.route-map::after { right: -130px; bottom: -30px; }
.route-map iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; filter: grayscale(.2) contrast(1.05) brightness(.92); }
.access-detail { padding: 32px 36px; background: #0c0c0a; }
.access-detail > h3 { margin: 0 0 23px; font-family: var(--serif); font-size: clamp(19px, 1.8vw, 28px); font-weight: 400; letter-spacing: .06em; }
.access-cards { display: grid; grid-template-columns: repeat(2, 1fr); border: 1px solid var(--line); }
.access-cards article { display: flex; align-items: center; gap: 16px; min-height: 112px; padding: 20px; }
.access-cards article + article { border-left: 1px solid var(--line); }
.access-icon { display: grid; place-items: center; width: 48px; height: 48px; flex: 0 0 auto; color: var(--gold-soft); border: 1px solid var(--gold); font-size: 10px; letter-spacing: .12em; }
.access-cards h3 { margin: 0 0 7px; color: var(--gold-soft); font-family: var(--serif); font-size: 15px; font-weight: 400; line-height: 1.5; }
.access-cards p { margin: 0; color: #8f8a81; font-size: 12px; line-height: 1.7; }
.timetable-wrap { margin-top: 22px; padding: 22px; border: 1px solid var(--line); }
.timetable-wrap > h3 { margin: 0 0 14px; font-family: var(--serif); font-size: 16px; font-weight: 400; }
.timetable-wrap > h3 span { color: #8d887e; font-size: 12px; }
.timetable { border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.time-head, .time-line { display: grid; grid-template-columns: 56px 1fr 1fr; }
.time-head > *, .time-line > * { padding: 10px 12px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.time-head b { color: #17150f; background: #c7b487; font-size: 11px; font-weight: 600; text-align: center; }
.time-head span { background: #171713; }
.time-line span { color: #9e988d; font-size: 12px; text-align: center; }
.time-line strong { color: #c8c1b4; font-size: 13px; font-weight: 400; text-align: center; }
.timetable-wrap > p { margin: 13px 0 0; color: #7f7a71; font-size: 11px; line-height: 1.7; }
.access-button { display: flex; justify-content: space-between; align-items: center; width: min(350px, 100%); margin: 21px 0 0 auto; padding: 14px 17px; color: var(--gold-soft); border: 1px solid var(--gold); font-family: var(--serif); font-size: 13px; }

/* ── フッター ── */
#site-footer{padding:72px var(--gutter) 40px;border-top:1px solid var(--hair);background:var(--bg-deep);}
#site-footer .fi{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:44px;}
#site-footer .logo{font-family:var(--serif);font-size:16px;letter-spacing:0.12em;line-height:1.3;}
#site-footer .logo small{display:block;font-family:var(--en);font-size:8px;letter-spacing:0.3em;color:var(--ink-faint);margin-top:4px;}
#site-footer .addr{font-size:13px;color:var(--ink-faint);line-height:2;margin-top:16px;letter-spacing:0.03em;}
#site-footer .addr a{color:var(--gold-soft);}
#site-footer h4{font-family:var(--en);font-size:10px;letter-spacing:0.24em;color:var(--gold-soft);text-transform:uppercase;margin-bottom:16px;}
#site-footer ul{list-style:none;margin:0;padding:0;}
#site-footer ul li{margin-bottom:10px;}
#site-footer ul a{font-size:13px;color:var(--ink-sub);letter-spacing:0.04em;transition:color .3s var(--ease);}
#site-footer ul a:hover{color:var(--gold-soft);}
#site-footer .fbtm{max-width:1200px;margin:56px auto 0;padding-top:24px;border-top:1px solid var(--hair);display:flex;font-size:10px;color:var(--ink-faint);letter-spacing:0.05em;}
#site-footer .fbtm .r{margin-left:auto;}
.mobile-reserve { display: none; }

/* ── 写真ライトボックス ── */
.lightbox { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 40px; background: rgba(3,3,3,.92); }
.lightbox.is-open { display: flex; }
.lightbox img { max-width: 100%; max-height: 100%; width: auto; height: auto; object-fit: contain; box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.lightbox-close { position: absolute; top: 24px; right: 28px; width: 44px; height: 44px; color: var(--ivory); background: transparent; border: 1px solid rgba(255,255,255,.3); font-size: 20px; }
.is-lightboxable { cursor: zoom-in; }

/* ── レスポンシブ ── */
@media (max-width: 1120px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }

  .amenity-row { grid-column: 1; }
  .access-section { grid-template-columns: 1fr; }
  .route-map { min-height: 460px; }
}

@media (max-width: 760px) {
  #site-header { padding: 14px 16px; }
  #site-header .logo { font-size: 15px; }
  .main-nav .rsv { display: none; }

  .section-body { padding-bottom: 56px; }
  .section-heading { padding: 56px 0 28px; gap: 10px; }
  .schedule-list { gap: 40px; }
  .schedule-item { grid-template-columns: 1fr; gap: 18px; }
  .schedule-photo { order: -1; aspect-ratio: 16 / 9; }
  .review-grid { grid-template-columns: 1fr; }

  .hero { height: 720px; }
  .hero > img { object-position: 63% center; }
  .hero-shade { background: linear-gradient(0deg, rgba(0,0,0,.86), rgba(0,0,0,.08) 72%); }
  .hero-copy { left: 23px; right: 23px; top: auto; bottom: 78px; transform: none; }
  .hero h1 { font-size: 39px; }
  .hero h1 span { display: block; margin-top: 8px; font-size: 18px; }
  .hero-catch { margin-top: 24px; font-size: 19px; }
  .hero-welcome { max-width: none; margin-top: 18px; font-size: 14px; line-height: 1.9; }
  .hero-meta { font-size: 12px; line-height: 1.8; }
  .outline-button { width: 210px; padding: 15px 17px; }
  .scroll-sign { display: none; }

  .bath-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bath-copy { padding: 20px 20px 22px; }
  .bath-copy h3 { font-size: 18px; }
  .bath-copy p { font-size: 12px; }

  .feature-row, .feature-row.image-right { grid-template-columns: 1fr; }
  .feature-image, .feature-row.image-right .feature-image { order: 1; min-height: 260px; }
  .feature-copy, .feature-row.image-right .feature-copy { order: 2; padding: 31px 24px 37px; }
  .feature-copy h3 { font-size: 21px; }

  .room-intro { padding: 36px 24px 30px; }
  .room-intro h3 { font-size: 25px; }
  .room-thumbnails h4 { margin: 18px 20px 6px; font-size: 18px; }
  .room-thumbnails p { margin: 0 20px 20px; font-size: 13px; }
  .amenity-row { grid-template-columns: 1fr; gap: 9px; padding: 17px 22px; }
  .amenity-row li + li { padding-top: 9px; border-top: 1px solid var(--line-soft); border-left: 0; }

  .season-grid { grid-template-columns: 1fr; }
  .season-card { min-height: 390px; }

  .route-map { min-height: 410px; }
  .access-detail { padding: 29px 20px; }
  .access-cards { grid-template-columns: 1fr; }
  .access-cards article + article { border-top: 1px solid var(--line); border-left: 0; }
  .time-head, .time-line { grid-template-columns: 42px 1fr 1fr; }
  .time-head > *, .time-line > * { padding: 9px 6px; }

  #site-footer { padding: 52px 20px 28px; }
  #site-footer .fi { grid-template-columns: 1fr; gap: 30px; }
  .mobile-reserve { position: fixed; z-index: 50; left: 12px; right: 12px; bottom: 12px; display: flex; justify-content: space-between; padding: 15px 18px; color: #17140e; background: var(--gold-soft); box-shadow: 0 12px 35px rgba(0,0,0,.5); font-family: var(--serif); font-size: 13px; }
}

@media (max-width: 520px) {
  .bath-grid { grid-template-columns: 1fr; }
  .room-thumbnails { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}

/* ===== ロゴ画像（2026-08-11 追加：テキスト組みから公式ロゴへ差し替え） ===== */
#site-header .logo img{display:block;height:42px;width:auto;}
#site-footer .logo img{display:block;height:54px;width:auto;margin-bottom:2px;}
@media (max-width:820px){
  #site-header .logo img{height:34px;}
  #site-footer .logo img{height:46px;}
}