/* ============================================
       Design Tokens  — index.html と同期 (2026-04-23)
       ============================================ */
    :root {
      --c-accent: #EC7D5F;
      --c-accent-light: #F29A7D;
      --c-accent-text: #EC7D5F;
      --c-cta-gradient: linear-gradient(135deg, #F29A7D 0%, #EC7D5F 100%);
      --c-sunset-red: #EC7D5F;
      --c-sunset-yellow: #E8A832;
      --c-ocean-blue: #4A90B8;
      --c-ocean-light: #81CDDC;
      --c-ocean-dark: #339DC1;
      --c-text: #222222;
      --c-text-light: #333333;
      --c-text-muted: #888;
      --c-border: #e0e0e0;
      --c-bg: #fff;
      --c-bg-cream: #FEF7E7;   /* 基準書§1: トップと統一 (旧 #FBF6F0 はズレ) */
      --c-bg-soft: #f2f6fa;
      --c-bg-gray: #f5f5f5;
      --c-cream-text: #F0EBDE;
      --ff-sans: '游ゴシック Medium', 'Yu Gothic Medium', YuGothic, '游ゴシック', 'Yu Gothic', 'Hiragino Sans', 'Noto Sans JP', sans-serif;
      --ff-serif: 'Shippori Mincho B1', 'Noto Serif JP', serif;
      --ff-serif-alt: 'Shippori Mincho B1', 'Noto Serif JP', serif;
      --ff-display: 'Cormorant Infant', 'Cormorant Garamond', serif;
      --ff-script: 'Allura', 'Dancing Script', cursive;
      --section-pad: 100px 0;
      --container-width: min(1680px, 87.5vw);   /* 基準書§7-A 流体コンテナ(左右ガター6.25vw)。旧1340px固定から統一 */
      --container-pad: 0;                          /* 87.5vw に左右ガターを内包するため内側paddingは0 */
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 16px;
      --radius-round: 50%;
      --content-scale: 1;
    }

    *, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--ff-sans);
      color: var(--c-text);
      background: var(--c-bg);
      line-height: 1.875;       /* 基準書§5 本文 lh30px相当(16px×1.875) */
      font-size: 1rem;
      letter-spacing: 0.04em;   /* 基準書§5 本文字間 */
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; }
    button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
    ul, ol { list-style: none; }

    .container {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: var(--container-pad);
    }
    .heading-lg {
      font-family: var(--ff-serif);
      font-size: clamp(1.375rem, 1.22rem + 0.65vw, 2rem);   /* 基準書§3 大見出し: SP22px→PC32px */
      font-weight: 500;
      line-height: 1.6;
      letter-spacing: 0.1em;
      color: var(--c-text);
      padding-bottom: 0.25em;
    }
    .heading-lg .accent { color: var(--c-accent); }
    .heading-sub {
      font-family: var(--ff-display);
      font-size: 26px;
      font-weight: 500;
      color: var(--c-text);
      letter-spacing: 0.01em;
      margin-top: 8px;
    }
    .vertical-label {
      font-family: var(--ff-display);
      font-size: 22px;
      font-weight: 500;
      letter-spacing: 0.1em;
      color: var(--c-text);
      writing-mode: vertical-rl;
      text-orientation: mixed;
    }
    .vertical-label.is-horizontal {
      writing-mode: horizontal-tb;
      text-align: center;
      display: block;
      margin-bottom: 8px;
    }

    /* Buttons */
    .btn-outline {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 16px;
      height: 46px;
      padding: 0 28px;
      border: 1px solid var(--c-text);
      border-radius: 5px;
      font-family: var(--ff-serif);
      font-weight: 500;
      font-size: 0.875rem;
      letter-spacing: 0.08em;
      color: var(--c-text);
      background: #fff;
      transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
    }
    .btn-outline:hover { background: var(--c-accent); border-color: var(--c-accent); color: #fff; }
    .btn-outline .arrow { font-size: 12px; transition: transform 0.3s; }
    .btn-outline:hover .arrow { transform: translateX(4px); }
    .btn-arrow {
      width: 10px;
      height: 10px;
      flex-shrink: 0;
      object-fit: contain;
      display: inline-block;
      vertical-align: middle;
      transition: transform 0.2s ease;
    }
    .btn-outline:hover .btn-arrow { transform: translateX(4px); filter: invert(1); }
    .btn-cta .btn-arrow,
    .form-submit .btn-arrow { filter: invert(1); }
    .btn-cta:hover .btn-arrow,
    .form-submit:hover .btn-arrow { transform: translateX(4px); }
    .btn-cta {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 16px 32px;
      background: var(--c-cta-gradient);
      color: #fff;
      font-size: 16px;
      letter-spacing: 0.05em;
      border-radius: var(--radius-sm);
      transition: opacity 0.3s;
    }
    .btn-cta:hover { opacity: 0.85; }
    /* 「植物図鑑を開く」ボタンの高さをトップ p-access__btn(57px) に統一・1行固定 (旧: SPで長文が2行折返し→92px) */
    .plant-guide-buttons .btn-cta {
      height: 57px;
      padding: 0 28px;
      justify-content: center;
      white-space: nowrap;
      font-size: clamp(0.8125rem, 3.6vw, 1rem);
    }

    /* Header (index.html と同一) */
    .header {
      position: fixed; top: 0; left: 50%;
      transform: translateX(-50%);
      width: 100%; max-width: 1680px;
      z-index: 100;
      background: #fff;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
      border-bottom-left-radius: 6px;
      border-bottom-right-radius: 6px;
    }
    @media (max-width: 1679px) {
      .header {
        max-width: none;
        left: 0;
        transform: none;
        border-bottom-left-radius: 0;
        border-bottom-right-radius: 0;
      }
    }
    .header-inner { display: flex; align-items: center; height: 100px; padding: 0 40px 0 10px; gap: 24px; }
    .header-logo { display: flex; align-items: center; flex-shrink: 0; }
    .header-logo-icon {
      width: 325px; height: 83px;
      background-image: url('../assets/images/logo/olivean-logo.webp');
      background-size: contain; background-repeat: no-repeat; background-position: left center;
    }
    .header-nav { display: flex; align-items: center; gap: 36px; margin-left: auto; margin-right: 16px; }
    .header-nav a {
      font-family: var(--ff-serif);
      font-size: 16px; font-weight: 500;
      color: #222;
      transition: color 0.3s;
      position: relative;
    }
    .header-nav a:hover { color: var(--c-accent); }
    .header-nav a.is-current { color: var(--c-accent); }
    .header-nav a.is-current::after {
      content: ''; position: absolute;
      left: 0; right: 0; bottom: -8px;
      height: 2px; background: var(--c-accent);
    }
    .header-actions { display: flex; align-items: center; gap: 24px; }
    .header-booking-btn {
      position: relative; isolation: isolate;
      background: #EC7D5F; color: #fff;
      font-family: var(--ff-serif);
      font-size: 17px; font-weight: 500;
      width: 130px; height: 40px;
      display: inline-flex; align-items: center; justify-content: center;
      border-radius: 5px;
      letter-spacing: 0.08em;
      line-height: 1; white-space: nowrap; overflow: hidden;
      transition: box-shadow 0.35s ease;
    }
    .header-booking-btn::before {
      content: ''; position: absolute; inset: 0;
      background: linear-gradient(to bottom, #EC7D5F 0%, #F6B196 100%);
      transition: opacity 0.35s ease; z-index: -1;
    }
    .header-booking-btn:hover::before { opacity: 0; }
    .header-booking-btn:hover { box-shadow: 0 4px 14px rgba(236, 125, 95, 0.35); }
    .header-hamburger {
      width: 40px; height: 40px;
      background: #222; border: none; border-radius: 4px; padding: 0;
      display: inline-flex; flex-direction: column;
      align-items: center; justify-content: center; gap: 5px;
      cursor: pointer;
      transition: background 0.25s ease;
      font-size: 0;
    }
    .header-hamburger:hover { background: #3a3530; }
    .header-hamburger .bar { display: block; width: 20px; height: 1px; background: #fff; }
    .header-lang-wrap { position: relative; display: inline-flex; align-items: center; }
    .header-lang {
      display: inline-flex; align-items: center; gap: 8px;
      font-family: var(--ff-display);
      font-size: 18px; font-weight: 600; color: #222;
      cursor: pointer; user-select: none;
    }
    .header-lang-icon { width: 20px; height: 20px; }
    .header-lang .chevron { width: 10px; height: 6px; margin-left: 2px; transition: transform .25s ease; }
    .header-lang-wrap[aria-expanded="true"] .chevron { transform: rotate(180deg); }
    .header-lang-menu {
      position: absolute; top: calc(100% + 8px); right: 0;
      background: #fff;
      border: 1px solid var(--c-border);
      border-radius: 6px;
      box-shadow: 0 8px 24px rgba(0,0,0,0.1);
      min-width: 140px; padding: 8px 0;
      opacity: 0; pointer-events: none;
      transition: opacity .2s ease;
      z-index: 200;
    }
    .header-lang-wrap.is-open .header-lang-menu { opacity: 1; pointer-events: auto; }
    .header-lang-menu li a {
      display: block; padding: 8px 16px;
      font-size: 14px; color: var(--c-text);
      transition: background .2s;
    }
    .header-lang-menu li a:hover { background: var(--c-bg-cream); }
    .header-tel { text-align: right; }
    .header-tel-number {
      font-family: var(--ff-display);
      font-size: 22px; font-weight: 600;
      color: var(--c-text);
      letter-spacing: 0.02em; line-height: 1.2;
    }
    .header-tel-hours { font-size: 11px; color: var(--c-text-muted); margin-top: 2px; }

    .page-body { padding-top: 100px; }

    /* ============================================
       Sub-Hero — 特設ページ仕様 (lower4/5 より少し背を高く / Script サブタイトル付き)
       ============================================ */
    .sub-hero {
      position: relative; height: 540px; overflow: hidden;
      display: flex; align-items: center; justify-content: center;
    }
    .sub-hero-bg {
      position: absolute; inset: 0;
      background-size: cover; background-position: center;
      z-index: 0;
    }
    .sub-hero-bg::after {
      content: ''; position: absolute; inset: 0;
      background: linear-gradient(to bottom, rgba(0,0,0,0.28) 0%, rgba(0,0,0,0.48) 100%);
    }
    .sub-hero-content {
      position: relative; z-index: 1; text-align: center; color: #fff;
      padding: 0 24px;
      padding: 0 1rem;
    }
    .sub-hero-en {
      font-family: var(--ff-display);
      font-size: clamp(1.125rem, 1.09rem + 0.13vw, 1.25rem); font-weight: 500;   /* 20 */
      letter-spacing: 0.3em;
      color: var(--c-cream-text); opacity: 0.92;
      margin-bottom: 18px;
    }
    .sub-hero-title {
      font-family: var(--ff-serif);
      font-size: clamp(1.625rem, 1.47rem + 0.65vw, 2.25rem); font-weight: 500;   /* 特設ページ見出し: rooms .sub-hero-title と同じヒーローH1 SP26px→PC36px に統一（旧38px固定）*/
      letter-spacing: 0.12em; line-height: 1.6;
      color: #fff;
    }
    .sub-hero-script {
      margin-top: 18px;
      font-family: var(--ff-script);
      font-size: clamp(1.375rem, 1.25rem + 0.52vw, 1.875rem);   /* 30 */
      color: #fff;
      opacity: 0.92;
      line-height: 1;
    }
    .sub-hero-desc {
      margin-top: 16px;
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem); letter-spacing: 0.08em;   /* 16 */
      color: var(--c-cream-text); opacity: 0.92;
    }

    /* Breadcrumb */
    .breadcrumb {
      max-width: var(--container-width);
      margin: 0 auto; padding: 20px 50px;
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16/14 */
      color: var(--c-text-muted);
      letter-spacing: 0.05em;
    }
    .breadcrumb a:hover { color: var(--c-accent); }
    .breadcrumb-sep { margin: 0 8px; color: var(--c-border); }
    .breadcrumb .is-current { color: var(--c-text); }

    /* Page Intro */
    .page-intro {
      padding: 60px 0 80px;
      text-align: center; position: relative;
    }
    .page-intro .vertical-label.is-horizontal {
      font-size: clamp(1rem, 0.97rem + 0.13vw, 1.125rem); letter-spacing: 0.3em;   /* 18 */
      color: var(--c-accent); margin-bottom: 16px;
    }
    .page-intro .heading-lg { margin-bottom: 20px; }
    .page-intro-text {
      max-width: 760px; margin: 0 auto;
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem); line-height: 2;   /* 16/14 */
      color: var(--c-text-light);
    }

    /* ============================================
       Anchor Nav — ページ内アンカー横スクロールメニュー
       ・v49: 角丸ピル → 「テキスト+下矢印」タイプ (参考: taikanso.co.jp/rooms)。
         追従なし(sticky解除) / #f2f6fa のインセット帯 (トップ p-plan__filter と同じ余白)
       ============================================ */
    .anchor-nav {
      margin: 8px 0 0;
    }
    .anchor-nav-inner {
      max-width: calc(100vw - 120px);
      margin: 0 auto;
      background: var(--c-bg-soft);
      border-radius: 6px;
      padding: 6px 24px;
      display: flex;
      flex-wrap: wrap;            /* v49.1: 溢れたら2段(taikanso準拠) */
      justify-content: center;
      align-items: stretch;
      row-gap: 0;
    }
    .anchor-nav a {
      flex-shrink: 0;
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      gap: 2px;
      padding: 16px 44px;
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16/14 */
      letter-spacing: 0.08em;
      color: var(--c-text);
      white-space: nowrap;
      transition: color 0.3s;
    }
    .anchor-nav a:not(:last-child) { border-right: 1px solid var(--c-border); }
    .anchor-nav a::after {
      content: "";
      width: 8px;
      height: 8px;
      border-right: 1.5px solid currentColor;
      border-bottom: 1.5px solid currentColor;
      transform: rotate(45deg);
      transition: transform 0.3s;
    }
    .anchor-nav a:hover { color: var(--c-accent); }
    .anchor-nav a:hover::after { transform: rotate(45deg) translate(2px, 2px); }

    /* Smooth scroll offset for fixed header + sticky anchor-nav */
    .section-anchor { scroll-margin-top: 120px; }   /* v49: アンカーナビ追従解除に伴い固定ヘッダー(100px)+余白に縮小 */

    /* Onsen-section-heading (lower4/5 共通) */
    .onsen-section-heading {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: 100px 50px 0;
      text-align: center;
    }
    .onsen-section-heading-en {
      display: block;
      font-family: var(--ff-display);
      font-size: clamp(1rem, 0.97rem + 0.13vw, 1.125rem);   /* 18/16 */
      font-weight: 500;
      letter-spacing: 0.3em;
      color: var(--c-accent);
      margin-bottom: 14px;
    }
    .onsen-section-heading-line {
      display: block;
      width: 40px; height: 1px;
      background: var(--c-accent);
      margin: 18px auto 24px;
    }
    .onsen-section-heading-ja {
      font-family: var(--ff-serif);
      font-size: clamp(1.5rem, 1.34rem + 0.65vw, 2.125rem);   /* v49 大見出し: heading-lgより一回り大 SP24px→PC34px */
      font-weight: 500;
      letter-spacing: 0.08em;
      line-height: 46px;
      color: var(--c-text);
    }

    /* Vertical Feature (lower4/5 共通) */
    .onsen-feature-vertical { padding: 40px 0 80px; }
    .onsen-feature-vertical-text {
      max-width: 1000px; margin: 0 auto;
      padding: 0 50px; text-align: center;
    }
    .onsen-feature-emotion {
      font-family: var(--ff-serif);
      font-size: clamp(1.25rem, 1.19rem + 0.26vw, 1.5rem); font-weight: 500;   /* 24 */
      line-height: 1.7; letter-spacing: 0.08em;
      color: var(--c-text);
      margin-bottom: 28px;
    }
    .onsen-feature-body {
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem); line-height: 2;   /* 16 */
      color: var(--c-text-light);
    }

    /* Cream block wrap */
    .is-bg-cream { background: var(--c-bg-cream); }
    .is-bg-soft { background: var(--c-bg-soft); }
    #photo-spots .onsen-feature-vertical-text { padding-bottom: 40px; }
    /* 帯の中で大見出しを全幅にする(背景は包む親が塗る・白い肩/隙間を防ぐ)。背景は塗らない */
    .onsen-section-heading.is-bleed { max-width: none; }
    .cream-block-wrap { background: var(--c-bg-cream); }
    .cream-block-wrap .feature-block { padding-top: 100px; padding-bottom: 40px; }
    .cream-block-wrap .feature-block:last-child { padding-bottom: 100px; }

    /* Feature Block */
    .feature-block { padding: 80px 0; }
    .feature-block-inner {
      max-width: var(--container-width);
      margin: 0 auto; padding: var(--container-pad);
      display: grid;
      grid-template-columns: 1.15fr 1fr;
      gap: 80px;
      align-items: center;
    }
    .feature-block.is-reversed .feature-block-inner { grid-template-columns: 1fr 1.15fr; }
    .feature-block.is-reversed .feature-block-image { order: 2; }
    .feature-block-image {
      aspect-ratio: 4 / 3;
      overflow: hidden;
      border-radius: var(--radius-sm);
      background: var(--c-bg-gray);
    }
    .feature-block-image img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform 1.2s ease;
    }
    .feature-block-image:hover img { transform: scale(1.04); }
    .feature-block-text .vertical-label.is-horizontal {
      font-size: 0.875rem; letter-spacing: 0.3em;   /* 14 */
      color: var(--c-accent);
      text-align: left;
      margin-bottom: 12px;
    }
    .feature-block-title {
      font-family: var(--ff-serif);
      font-size: clamp(1.25rem, 1.19rem + 0.26vw, 1.5rem); font-weight: 500;   /* 基準書§3 サブ見出し: SP20px→PC24px */
      line-height: 1.6; letter-spacing: 0.08em;
      margin-bottom: 20px;
    }
    .feature-block-body {
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16/14 */
      line-height: 1.875;       /* 基準書§5 本文 */
      letter-spacing: 0.04em;
      color: var(--c-text-light);
      margin-bottom: 24px;
    }
    .feature-block-text .feature-block-body:last-child { margin-bottom: 0; }

    /* ============================================
       NEW (v54): Full-Bleed Image — 全幅情緒写真
       ・横幅100vw でセクションを区切る情緒写真
       ・下端に淡いグラデで次セクションへ自然につなぐ
       ============================================ */
    .full-bleed-image {
      position: relative;
      width: 100vw;
      margin-left: calc(50% - 50vw);
      margin-right: calc(50% - 50vw);
      height: 520px;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
    }
    .full-bleed-image::after {
      content: ''; position: absolute; inset: 0;
      background: linear-gradient(to bottom, rgba(0,0,0,0) 70%, rgba(0,0,0,0.18) 100%);
      pointer-events: none;
    }
    .full-bleed-image-caption {
      position: absolute;
      left: 50px; bottom: 28px;
      z-index: 1;
      color: #fff;
      font-family: var(--ff-script);
      font-size: 28px;
      letter-spacing: 0.02em;
      text-shadow: 0 2px 12px rgba(0,0,0,0.4);
    }

    /* ============================================
       NEW (v55 → v56 → v57 → v58 改修): Parallax Slider — Slow Zoom + Fade + Background-Fixed
       ・「ゆっくり拡大しながらフェード切替」(index.html ヒーロー風) と
         「背景画像固定」(Kamigakure 風) の両立版
       ・transform: scale と background-attachment: fixed は同居不可のため、
         **transform の代わりに background-size をアニメ**して zoom を表現する技を採用
         → これにより slide 自体に background-attachment: fixed を残せる
       ・カクつき対策: animation-play-state: paused が初期、.is-active で running に切替
         → 非アクティブ時は paused のままで background-size は現在フレームを保持
           → 100% への snap back が起こらず、なめらか
       ・auto 6s 切替、フェード 2s、ズーム 100% → 112% / 15s ease-out forwards
       ・IntersectionObserver でビューポート外時は停止、prefers-reduced-motion 尊重
       ・iOS Safari 対策で max-width: 1024px では background-attachment: scroll にフォールバック
       ============================================ */
    .parallax-slider {
      position: relative;
      width: 100vw;
      margin-left: calc(50% - 50vw);
      margin-right: calc(50% - 50vw);
      height: 520px;
      margin-top: 40px;
      margin-bottom: 30px;
      overflow: hidden;
      touch-action: pan-y;   /* 横スワイプはJSで処理、縦スクロールはブラウザに委譲 */
    }
    .parallax-slider-slide {
      position: absolute;
      inset: 0;
      background-position: center center;
      background-repeat: no-repeat;
      background-attachment: fixed;
      background-size: 100% auto;
      opacity: 0;
      transition: opacity 2s cubic-bezier(0.4, 0, 0.2, 1);
      pointer-events: none;
      will-change: opacity, background-size;
      animation: parallax-slider-zoom 15s ease-out forwards;
      animation-play-state: paused;
    }
    .parallax-slider-slide.is-active {
      opacity: 1;
      pointer-events: auto;
      animation-play-state: running;
    }
    @keyframes parallax-slider-zoom {
      from { background-size: 100% auto; }
      to   { background-size: 112% auto; }
    }
    /* SP/タブレット用 (cover時): transform で slow zoom。bg-attachment:scroll なので transform 可 */
    @keyframes parallax-slider-zoom-cover {
      from { transform: scale(1); }
      to   { transform: scale(1.14); }   /* 1.08→1.14: SPで動きが体感できる振幅に (2026-07-02) */
    }
    .parallax-slider::after {
      content: '';
      position: absolute; inset: 0;
      background: linear-gradient(to bottom, rgba(0,0,0,0) 70%, rgba(0,0,0,0.20) 100%);
      pointer-events: none;
      z-index: 2;
    }
    .parallax-slider-caption {
      position: absolute;
      left: 50px; bottom: 28px;
      z-index: 3;
      color: #fff;
      font-family: var(--ff-script);
      font-size: 28px;
      letter-spacing: 0.02em;
      text-shadow: 0 2px 12px rgba(0,0,0,0.4);
    }
    .parallax-slider-dots {
      position: absolute;
      left: 0; right: 0; bottom: 18px;
      display: flex; justify-content: center;
      gap: 10px;
      z-index: 3;
      pointer-events: auto;
    }
    .parallax-slider-dot {
      position: relative;
      width: 8px; height: 8px;
      border-radius: 50%;
      background: rgba(255,255,255,0.45);
      border: 1px solid rgba(255,255,255,0.85);
      cursor: pointer;
      padding: 0;
      transition: background 0.6s ease, transform 0.6s ease;
    }
    .parallax-slider-dot::after {   /* 当たり判定を拡大 (見た目8px / タップ領域は広め) */
      content: '';
      position: absolute;
      inset: -8px;
    }
    .parallax-slider-dot.is-active {
      background: #fff;
      transform: scale(1.25);
    }

    /* ============================================
       NEW (v55 → v56 改修): Parallax BG — 背景位置固定の単純パララックス帯
       ・background-attachment: fixed で背景固定
       ・ご利用案内セクションの直前に視覚的ブレイクとして配置
       ・JS 不要（CSS のみで完結）
       ・tablet 以下では scroll にフォールバック（下部の media query 参照）
       ============================================ */
    .parallax-bg {
      position: relative;
      width: 100vw;
      margin-left: calc(50% - 50vw);
      margin-right: calc(50% - 50vw);
      height: 500px;
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      background-attachment: fixed;
      margin-bottom: 0;
    }
    .parallax-bg::after {
      content: '';
      position: absolute; inset: 0;
      background: linear-gradient(to bottom, rgba(0,0,0,0) 70%, rgba(0,0,0,0.15) 100%);
      pointer-events: none;
    }

    /* ============================================
       NEW (v54): Garden Mosaic — 非対称組写真ギャラリー
       ・PC: 12カラムグリッド、span クラスで複数サイズ組み合わせ
       ・SP: 縦並びにフォトギャラリー風（高さ可変）
       ・参考: inaka-hirugami.jp/stay/ の組写真表現
       ============================================ */
    .garden-mosaic {
      max-width: var(--container-width);
      margin: 56px auto 0;
      padding: var(--container-pad);
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      grid-auto-rows: 130px;
      gap: 16px;
    }
    .garden-mosaic-item {
      position: relative;
      overflow: hidden;
      border-radius: var(--radius-sm);
      background: var(--c-bg-gray);
      box-shadow: 0 2px 12px rgba(0,0,0,0.06);
      cursor: zoom-in;
      transition: box-shadow 0.4s ease, transform 0.4s ease;
    }
    .garden-mosaic-item:hover {
      box-shadow: 0 8px 24px rgba(0,0,0,0.12);
      transform: translateY(-2px);
    }
    .garden-mosaic-item img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform 1.2s ease;
    }
    .garden-mosaic-item:hover img { transform: scale(1.05); }
    /* span パターン */
    .garden-mosaic-item.is-hero    { grid-column: span 7; grid-row: span 3; }
    .garden-mosaic-item.is-tall    { grid-column: span 5; grid-row: span 3; }
    .garden-mosaic-item.is-portrait{ grid-column: span 4; grid-row: span 3; }
    .garden-mosaic-item.is-wide    { grid-column: span 8; grid-row: span 2; }
    .garden-mosaic-item.is-square  { grid-column: span 4; grid-row: span 2; }
    .garden-mosaic-item.is-half    { grid-column: span 6; grid-row: span 2; }
    .garden-mosaic-nav { display: none; }   /* SP横スライダー時のみ表示 (下部 @media) */
    .garden-mosaic-track { display: contents; }   /* PC: グリッドに透過(itemsが直接グリッド子) / SP: flex track */
    .garden-mosaic-item.is-clone { display: none; }   /* クローンは SP 無限ループ専用 */

    /* ============================================
       NEW (v54): Plant Guide Section — スマホ片手の植物図鑑紹介
       ・左: スマホモック / 右: 説明文 + ボタン
       ・補助イラスト (SVG 線画) を周囲に配置
       ============================================ */
    /* 背景は包む親 #plant-guide(.is-bg-cream) が塗る(見出しと1背景・隙間防止) */
    .plant-guide-section {
      padding: 100px 0;
      position: relative;
      overflow: hidden;
    }
    .plant-guide-inner {
      max-width: 1200px;
      margin: 0 auto;
      padding: var(--container-pad);
      display: grid;
      grid-template-columns: auto auto;
      justify-content: center;
      gap: 80px;
      align-items: center;
      position: relative;
    }
    .plant-guide-info { position: relative; z-index: 1; max-width: 600px; }
    .plant-guide-emotion {
      font-family: var(--ff-serif);
      font-size: clamp(1.25rem, 1.19rem + 0.26vw, 1.5rem); font-weight: 500;   /* 24 */
      line-height: 1.7; letter-spacing: 0.08em;
      color: var(--c-text);
      margin-bottom: 24px;
    }
    .plant-guide-body {
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem); line-height: 2;   /* 16 */
      color: var(--c-text-light);
      margin-bottom: 32px;
    }
    .plant-guide-buttons {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }

    /* スマホモックアップ */
    .plant-guide-phone-wrap {
      position: relative;
      display: flex;
      justify-content: center;
    }
    .plant-guide-phone {
      position: relative;
      width: 280px;
      border-radius: 38px;
      background: #1a1a1a;
      padding: 12px;
      box-shadow:
        0 24px 64px rgba(0,0,0,0.22),
        0 4px 16px rgba(0,0,0,0.10),
        inset 0 0 0 2px #2a2a2a;
    }
    .plant-guide-phone::before {
      content: '';
      position: absolute;
      top: 24px; left: 50%;
      transform: translateX(-50%);
      width: 80px; height: 6px;
      background: #000;
      border-radius: 3px;
      z-index: 2;
    }
    .plant-guide-phone-screen {
      border-radius: 28px;
      overflow: hidden;
      background: var(--c-bg-cream);
      aspect-ratio: 9 / 19;
      position: relative;
    }
    /* スマホ画面に実ページ(/garden/)のイメージを表示。
       上端に 32px のステータスバー帯(画面のcream地)を確保し、
       ノッチピル(::before)と丸角がスクショのヘッダー文字に被るのを回避 (旧: inset:0) */
    .plant-guide-phone-shot {
      position: absolute;
      inset: 32px 0 0 0;
      width: 100%;
      height: calc(100% - 32px);
      object-fit: cover;
      object-position: top center;
      display: block;
    }
    .plant-guide-phone-screen-header {
      padding: 36px 18px 14px;
      text-align: center;
      background: linear-gradient(180deg, #FEF7E7 0%, #FEF7E7 80%, rgba(254,247,231,0) 100%);
    }
    .plant-guide-phone-screen-header-en {
      font-family: var(--ff-display);
      font-size: 11px;
      letter-spacing: 0.25em;
      color: var(--c-accent);
      margin-bottom: 4px;
    }
    .plant-guide-phone-screen-header-ja {
      font-family: var(--ff-serif);
      font-size: 13px;
      letter-spacing: 0.1em;
      color: var(--c-text);
    }
    .plant-guide-phone-screen-hero {
      flex: 0 0 110px;
      overflow: hidden;
      margin: 4px 14px 12px;
      border-radius: 8px;
    }
    .plant-guide-phone-screen-hero img {
      width: 100%; height: 100%;
      object-fit: cover;
    }
    .plant-guide-phone-screen-grid {
      flex: 1;
      padding: 0 14px 18px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
      align-content: start;
    }
    .plant-guide-phone-card {
      background: #fff;
      border-radius: 6px;
      overflow: hidden;
      border: 1px solid rgba(0,0,0,0.04);
      display: flex;
      flex-direction: column;
    }
    .plant-guide-phone-card-img {
      aspect-ratio: 1 / 1;
      overflow: hidden;
      background: var(--c-bg-gray);
    }
    .plant-guide-phone-card-img img {
      width: 100%; height: 100%;
      object-fit: cover;
    }
    .plant-guide-phone-card-name {
      padding: 6px 4px 8px;
      text-align: center;
      font-family: var(--ff-serif);
      font-size: 10px;
      color: var(--c-text);
      line-height: 1.3;
    }
    .plant-guide-phone-card-name small {
      display: block;
      font-family: var(--ff-display);
      font-size: 8px;
      color: var(--c-text-muted);
      margin-top: 1px;
      letter-spacing: 0.1em;
    }

    /* 補助イラスト (SVG 線画) — オプションで配置 */
    .plant-illust-leaf {
      position: absolute;
      width: 90px;
      height: auto;
      opacity: 0.45;
      pointer-events: none;
      z-index: 0;
    }
    .plant-illust-leaf.is-top-right { top: 0; right: 0; transform: rotate(20deg); }
    .plant-illust-leaf.is-bottom-left { bottom: -20px; left: -20px; transform: rotate(-30deg); }

    /* ============================================
       NEW (v54): Spot Card Grid — フォトスポット 2 カード
       ・縦並び (image-top / text-bottom) の 2 列レイアウト
       ・lower5 の detail-card より画像を大きく、より「物語」っぽく
       ============================================ */
    .spot-card-grid {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: var(--container-pad);
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 60px 40px;
    }
    .spot-card {
      display: flex;
      flex-direction: column;
    }
    .spot-card-image {
      aspect-ratio: 16 / 10;
      overflow: hidden;
      border-radius: var(--radius-sm);
      background: var(--c-bg-gray);
      margin-bottom: 18px;
      box-shadow: 0 4px 16px rgba(0,0,0,0.06);
    }
    .spot-card-image img {
      width: 100%; height: 100%;
      object-fit: cover;
      transition: transform 1.2s ease;
    }
    .spot-card:hover .spot-card-image img { transform: scale(1.04); }
    .spot-card-tag {
      display: inline-block;
      font-family: var(--ff-display);
      font-size: 0.875rem;   /* 12→14: 基準書§4 小ラベル */
      letter-spacing: 0.18em;
      color: var(--c-accent);
      padding-bottom: 2px;
      border-bottom: 1px solid var(--c-accent);
      margin-bottom: 12px;
      align-self: flex-start;
    }
    .spot-card-title {
      font-family: var(--ff-serif);
      font-size: clamp(1.125rem, 1.06rem + 0.26vw, 1.375rem);   /* 22/18 */
      font-weight: 500;
      letter-spacing: 0.08em;
      line-height: 1.5;
      margin-bottom: 12px;
      color: var(--c-text);
    }
    .spot-card-desc {
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16 */
      line-height: 1.95;
      color: var(--c-text-light);
    }
    .spot-card-note {
      display: inline-block;
      margin-top: 6px;
      font-size: 0.8125rem;   /* 13 — 注記は小さく表記 */
      color: var(--c-text-light);
      opacity: 0.85;
    }

    /* ============================================
       NEW (v54): Usage Card — ご利用案内のクリームボックス
       ============================================ */
    .usage-card {
      max-width: 760px;
      margin: 40px auto 0;
      padding: 48px 56px;
      background: var(--c-bg-cream);
      border-radius: var(--radius-md);
      text-align: center;
    }
    .usage-card-heading {
      font-family: var(--ff-serif);
      font-size: clamp(1.25rem, 1.19rem + 0.26vw, 1.5rem);   /* 24 */
      font-weight: 500;
      letter-spacing: 0.08em;
      margin-bottom: 18px;
      color: var(--c-text);
    }
    .usage-card-desc {
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16 */
      line-height: 1.95;
      color: var(--c-text-light);
      margin-bottom: 28px;
    }
    .usage-card-list {
      display: inline-grid;
      grid-template-columns: auto auto;
      gap: 10px 28px;
      text-align: left;
      background: #fff;
      padding: 22px 36px;
      border-radius: var(--radius-sm);
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16 */
      box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    }
    .usage-card-list dt {
      font-family: var(--ff-serif);
      color: var(--c-text);
      font-weight: 500;
    }
    .usage-card-list dd {
      color: var(--c-text-light);
    }

    /* ============================================
       Related Section
       ============================================ */
    .related-section {
      padding: 60px 0 100px;
      background: #fff;
      border: 1px solid #ddd;
    }
    .related-section-head {
      max-width: var(--container-width);
      margin: 0 auto 48px;
      padding: var(--container-pad);
      text-align: center;
    }
    .related-section-head .vertical-label.is-horizontal {
      font-size: 16px;
      letter-spacing: 0.3em;
      color: var(--c-accent);
      margin-bottom: 12px;
    }
    .related-grid {
      max-width: var(--container-width);
      margin: 0 auto;
      padding: var(--container-pad);
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .related-section .related-grid { padding-left: 0; padding-right: 0; }   /* 関連カードを全幅(客室ページ基準)に統一 */
    .related-card {
      position: relative;
      display: block;
      aspect-ratio: 4 / 3;
      overflow: hidden;
      border-radius: var(--radius-sm);
      background: var(--c-bg-gray);
    }
    .related-card-image {
      position: absolute; inset: 0;
      background-size: cover; background-position: center;
      transition: transform 1s ease;
    }
    .related-card:hover .related-card-image { transform: scale(1.06); }
    .related-card::after {
      content: ''; position: absolute; inset: 0;
      background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.1) 60%, rgba(0,0,0,0) 100%);
    }
    .related-card-label {
      position: absolute;
      left: 24px; bottom: 22px;
      z-index: 1; color: #fff;
    }
    .related-card-label .en {
      display: block;
      font-family: var(--ff-display);
      font-size: 0.875rem;   /* 14px */
      letter-spacing: 0.25em;
      color: var(--c-cream-text);
      margin-bottom: 4px;
    }
    .related-card-label .ja {
      font-family: var(--ff-serif);
      font-size: clamp(0.875rem, 0.45rem + 0.88vw, 1rem);   /* 16/14 */
      letter-spacing: 0.08em;
    }

    /* ============================================
       Image Modal (lower5 共通)
       ============================================ */
    .image-modal {
      position: fixed; inset: 0;
      display: flex; align-items: center; justify-content: center;
      background: rgba(0,0,0,0.85);
      z-index: 1000;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s ease;
      padding: 40px 20px;
    }
    .image-modal.is-open { opacity: 1; pointer-events: auto; }
    .image-modal-overlay {
      position: absolute; inset: 0;
      cursor: zoom-out;
    }
    .image-modal-img {
      position: relative;
      max-width: 95%;
      max-height: 90vh;
      width: auto; height: auto;
      object-fit: contain;
      border-radius: var(--radius-sm);
      box-shadow: 0 12px 48px rgba(0,0,0,0.5);
      z-index: 1;
      transform: scale(0.94);
      transition: transform 0.4s cubic-bezier(0.215, 0.61, 0.355, 1);
    }
    .image-modal.is-open .image-modal-img { transform: scale(1); }
    .image-modal-close {
      position: absolute;
      top: 24px; right: 24px;
      width: 44px; height: 44px;
      border-radius: 50%;
      background: rgba(255,255,255,0.92);
      color: var(--c-text);
      font-size: 22px; font-weight: 400;
      line-height: 1;
      display: inline-flex; align-items: center; justify-content: center;
      cursor: pointer;
      z-index: 2;
      transition: background 0.25s ease, transform 0.25s ease;
      backdrop-filter: blur(8px);
      -webkit-backdrop-filter: blur(8px);
    }
    .image-modal-close:hover {
      background: #fff;
      transform: scale(1.06);
    }

    /* ============================================
       Footer (index.html と同一)
       ============================================ */
    .footer {
      padding: 50px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 50px;
      max-width: 1400px;
      margin: 0 auto;
    }
    .footer-harmony {
      grid-column: 1 / -1;
      text-align: center;
      font-size: 14px;
      color: var(--c-text-light);
      padding-bottom: 30px;
      border-bottom: 1px solid var(--c-border);
      margin-bottom: 30px;
    }
    .footer-logo { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
    .footer-logo-icon {
      width: 72px; height: 48px;
      background-image: url('../assets/images/logo/olivean-logo.webp');
      background-size: contain; background-repeat: no-repeat; background-position: center;
    }
    .footer-logo-text {
      font-family: var(--ff-serif);
      font-size: 13px; letter-spacing: 0.15em;
      color: var(--c-accent);
    }
    .footer-logo-text small { font-size: 10px; display: block; color: var(--c-text-light); }
    .footer-name { font-size: 14px; margin-bottom: 12px; }
    .footer-address { font-size: 13px; color: var(--c-text-light); line-height: 1.8; }
    .footer-holdings {
      margin-top: 30px;
      padding: 16px 20px;
      border: 1px solid var(--c-border);
      display: inline-block;
      font-size: 13px;
    }
    .footer-holdings-name { font-size: 11px; color: var(--c-text-muted); margin-top: 4px; }
    .footer-sns { display: flex; gap: 16px; margin-bottom: 20px; }
    .footer-sns a { font-size: 24px; transition: color 0.3s; }
    .footer-sns a:hover { color: var(--c-accent); }
    .footer-links { font-size: 13px; color: var(--c-text-light); margin-bottom: 30px; }
    .footer-links a:hover { color: var(--c-accent); }
    .footer-booking-label { font-family: var(--ff-serif); font-size: 18px; margin-bottom: 16px; }
    .footer-booking-btns { display: flex; gap: 12px; margin-bottom: 20px; }
    .footer-booking-btns .btn-cta { font-size: 16px; padding: 12px 24px; }
    .footer-booking-btns .btn-outline { font-size: 16px; padding: 12px 24px; }
    .footer-sub-links {
      font-size: 13px; color: var(--c-text-light);
      margin-bottom: 20px;
      display: flex; gap: 20px;
    }
    .footer-sub-links a { text-decoration: underline; }
    .footer-sub-links a:hover { color: var(--c-accent); }
    .footer-bottom-btns { display: flex; gap: 12px; }
    .footer-bottom-btns .btn-outline { font-size: 16px; padding: 10px 20px; }
    .copyright {
      background: var(--c-cta-gradient);
      color: #fff;
      text-align: center;
      padding: 20px;
      font-family: var(--ff-display);
      font-size: 16px;
      letter-spacing: 0.05em;
    }

    /* Side Fix Buttons */
    .side-fix {
      position: fixed; right: 0; bottom: 100px;
      z-index: 90;
      display: flex; flex-direction: column; gap: 8px;
    }
    .side-fix-btn {
      position: relative;
      width: 80px; height: 80px;
      border-radius: 4px 0 0 4px;
      display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      gap: 4px;
      color: #fff;
      font-family: 'Inter', var(--ff-sans);
      font-size: 13px; font-weight: 400;
      line-height: 15px;
      text-align: center;
      text-decoration: none;
      transition: transform .25s ease, filter .25s ease;
      box-shadow: 0 4px 12px rgba(0,0,0,0.12);
    }
    .side-fix-btn:hover { transform: translateX(-4px); filter: brightness(1.08); }
    .side-fix-btn.is-plan   { background: linear-gradient(135deg, #3B69AC 0%, #5486D1 100%); }
    .side-fix-btn.is-search { background: linear-gradient(135deg, #2A88B2 0%, #48A0C8 100%); }
    .side-fix-btn.is-faq    { background: linear-gradient(135deg, #40AB67 0%, #63C286 100%); }
    .side-fix-btn-icon {
      width: 28px; height: 28px;
      display: inline-flex; align-items: center; justify-content: center;
      flex-shrink: 0; color: #fff;
    }
    .side-fix-btn-icon svg { width: 100%; height: 100%; display: block; stroke: #fff; }
    .side-fix-btn-text { white-space: nowrap; }

    /* Scroll Reveal */
    .reveal {
      opacity: 0;
      transform: translateY(16px);
      transition: opacity 0.55s cubic-bezier(0.215, 0.61, 0.355, 1), transform 0.55s cubic-bezier(0.215, 0.61, 0.355, 1);
      will-change: opacity, transform;
    }
    .reveal.is-visible { opacity: 1; transform: translateY(0); }
    .reveal-fade {
      opacity: 0;
      transition: opacity 0.7s cubic-bezier(0.215, 0.61, 0.355, 1);
    }
    .reveal-fade.is-visible { opacity: 1; }
    [data-reveal="stagger"] > .reveal-item {
      opacity: 0;
      transform: translateY(16px);
      transition: opacity 0.55s cubic-bezier(0.215, 0.61, 0.355, 1), transform 0.55s cubic-bezier(0.215, 0.61, 0.355, 1);
    }
    [data-reveal="stagger"].is-visible > .reveal-item { opacity: 1; transform: translateY(0); }
    [data-reveal="stagger"].is-visible > .reveal-item:nth-child(1) { transition-delay: 0ms; }
    [data-reveal="stagger"].is-visible > .reveal-item:nth-child(2) { transition-delay: 70ms; }
    [data-reveal="stagger"].is-visible > .reveal-item:nth-child(3) { transition-delay: 140ms; }
    [data-reveal="stagger"].is-visible > .reveal-item:nth-child(4) { transition-delay: 210ms; }
    @media (prefers-reduced-motion: reduce) {
      .reveal, .reveal-fade, [data-reveal="stagger"] > .reveal-item {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
      }
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .feature-block-inner { grid-template-columns: minmax(0, 1fr); gap: 32px; }
      .feature-block.is-reversed .feature-block-image { order: 0; }
      .anchor-nav-inner { justify-content: flex-start; }
      .plant-guide-inner { grid-template-columns: 1fr; gap: 48px; text-align: center; }
      .plant-guide-buttons { justify-content: center; }
      .spot-card-grid { grid-template-columns: 1fr; gap: 40px; }
      .related-grid { grid-template-columns: 1fr; gap: 24px; }

      /* iOS Safari の background-attachment: fixed 不具合 + Android 一部ブラウザ
         tablet 以下では scroll にフォールバック。パララックス効果は失われるが
         画像表示・ズーム・フェードは正常動作 (v58: slider が background-size animation 採用で再合体) */
      .parallax-slider-slide,
      .parallax-bg {
        background-attachment: scroll;
      }
      /* SP/タブレット: 全スライドを cover で統一 (background-size:100% auto だと横長画像の下にグレー余白) + ズーム無効 */
      .parallax-slider-slide {
        background-size: cover;
        animation-name: parallax-slider-zoom-cover;   /* cover維持のまま slow zoom 復活 (SPはbg-attachment:scrollなのでtransform可) */
        animation-duration: 8s;   /* 15s→8s: 表示6秒+フェード2秒の間ずっと動くように短縮 (2026-07-02) */
        will-change: opacity, transform;
      }
    }
    @media (max-width: 767px) {
      .header-inner { height: 72px; padding: 0 16px; gap: 12px; }
      .header-logo-icon { width: 220px; height: 56px; }
      .header-nav, .header-tel, .header-lang-wrap { display: none; }
      .page-body { padding-top: 72px; }
      .sub-hero { height: 380px; }
      .sub-hero-title { letter-spacing: 0.08em; }
      .breadcrumb { padding: 16px 20px; }
      .page-intro { padding: 40px 0 30px; }
      /* SP: PC見た目(縦積み+下矢印+区切り線)を維持して横スクロール。safe center=少数項目は中央/溢れたら左詰めスクロール */
      .anchor-nav-inner { max-width: calc(100vw - 24px); padding: 6px 12px; flex-wrap: nowrap; overflow-x: auto; justify-content: safe center; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
      .anchor-nav a { padding: 4px 24px 8px; }
      .section-anchor { scroll-margin-top: 100px; }
      .onsen-section-heading { padding: 50px 0 0; }
      .onsen-section-heading-en { letter-spacing: 0.25em; margin-bottom: 8px; }
      .onsen-section-heading-line { margin: 0 auto 6px; }
      .onsen-section-heading-ja { letter-spacing: 0.06em; }
      .onsen-feature-vertical { padding: 28px 0 60px; }
      .onsen-feature-vertical-text { padding: 0 20px; }
      .onsen-feature-emotion { margin-bottom: 20px; }
      .feature-block { padding: 48px 0; }
      .feature-block-inner { padding: 0 20px; }

      /* Full-bleed */
      .full-bleed-image { height: 320px; }
      .full-bleed-image-caption { left: 20px; bottom: 20px; font-size: 22px; }

      /* Parallax slider / bg — SP */
      .parallax-slider { height: 360px; margin-top: 30px; }
      .parallax-slider-caption { left: 10px; bottom: 50px; font-size: 22px; }
      .parallax-bg { height: 360px; }

      /* Garden mosaic — SP は横スライダー(全写真3:2統一・自動再生＋無限ループ) + ＜ 1/5 ＞ ナンバーナビ */
      .garden-mosaic {
        display: block;
        overflow: hidden;
        padding: 0 20px;
        margin-top: 24px;
      }
      .garden-mosaic-track {
        display: flex;
        gap: 10px;
        will-change: transform;
        touch-action: pan-y;   /* 横ドラッグはJSで処理、縦スクロールはブラウザに委譲 */
      }
      .garden-mosaic-item,
      .garden-mosaic-item.is-hero,
      .garden-mosaic-item.is-tall,
      .garden-mosaic-item.is-portrait,
      .garden-mosaic-item.is-wide,
      .garden-mosaic-item.is-square,
      .garden-mosaic-item.is-half {
        grid-column: auto;
        grid-row: auto;
        flex: 0 0 100%;
        width: 100%;
        aspect-ratio: 3 / 2;
      }
      .garden-mosaic-item.is-clone { display: block; }
      .garden-mosaic-nav {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 28px;
        margin: 16px auto 0;
      }
      .garden-mosaic-nav-btn {
        width: 28px; height: 28px;
        display: flex; align-items: center; justify-content: center;
        color: var(--c-text);
        background: none; border: none; padding: 0; cursor: pointer;
      }
      .garden-mosaic-nav-btn.is-prev svg { transform: rotate(180deg); }
      .garden-mosaic-nav-counter {
        font-family: var(--ff-serif);
        font-size: 1rem; letter-spacing: 0.08em;
        color: var(--c-text); min-width: 52px; text-align: center;
      }

      /* Plant guide */
      .plant-guide-section { padding: 30px 0 60px; }
      .plant-guide-inner { padding: 0 20px; gap: 40px; }
      .plant-guide-phone { width: 240px; }
      .plant-illust-leaf { display: none; }

      /* Spot cards */
      .spot-card-grid { padding: 0; gap: 32px; }

      /* Usage card */
      .usage-card { padding: 32px 24px; margin: 32px 20px 0; }
      .usage-card-list { grid-template-columns: auto auto; gap: 8px 16px; padding: 18px 22px; }

      .image-modal { padding: 20px 10px; }
      .image-modal-close { width: 36px; height: 36px; font-size: 18px; top: 16px; right: 16px; }
      .related-section { padding: 60px 0; }
      .related-grid { padding: 0 20px; }
      .footer { grid-template-columns: 1fr; padding: 40px 20px; gap: 32px; }
      .footer-booking-btns, .footer-bottom-btns { flex-wrap: wrap; }
      .side-fix { bottom: 80px; gap: 6px; }
      .side-fix-btn { width: 64px; height: 64px; font-size: 11px; line-height: 13px; }
      .side-fix-btn-icon { width: 22px; height: 22px; }

      /* rooms基準: 本文15px底上げ(実在クラスのみ) */
      .breadcrumb, .page-intro-text, .onsen-feature-body, .plant-guide-body,
      .spot-card-desc, .usage-card-desc, .usage-card-list { font-size: 0.9375rem; }
      /* rooms基準: 見出し折返し */
      .sub-hero-title, .heading-lg, .onsen-section-heading-ja { text-wrap: balance; }
    }

    p { word-break: auto-phrase; }   /* 日本語本文を文節境界で折返し (Chromium) 2026-06-25 */

    /* 中央寄せの短文系のみ balance (本文の改行は u-pcbr/u-spbr で明示制御に切替・2026-06-26) */
    .spot-card-desc,
    .usage-card-desc,
    .onsen-section-heading-ja { text-wrap: balance; }

/* ============================================
   SP: Scroll Reveal 高速化(フリックでも待たせない)
   ============================================ */
@media (max-width: 767px) {
  .reveal {
    transform: translateY(20px);
    transition-duration: 0.55s, 0.55s;
  }
  .reveal-fade { transition-duration: 0.6s; }
  [data-reveal="stagger"] > .reveal-item {
    transform: translateY(16px);
    transition-duration: 0.5s, 0.5s;
  }
  [data-reveal="stagger"].is-visible > .reveal-item:nth-child(2) { transition-delay: 70ms; }
  [data-reveal="stagger"].is-visible > .reveal-item:nth-child(3) { transition-delay: 140ms; }
  [data-reveal="stagger"].is-visible > .reveal-item:nth-child(4) { transition-delay: 210ms; }
}