@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;600;700&family=Noto+Sans+JP:wght@400;500;700&family=Cinzel:wght@400;500;600;700&family=Shippori+Mincho:wght@400;500;700;900&display=swap');

:root {
  /* 基本色は theme.json (sitemeister/theme@2) から theme-loader.js が実行時に上書きする。
     ここの値は theme.json 読込前の初期表示用デフォルト。管理画面で色を変えると
     theme.json が更新され、リロードで反映される (再ビルド不要)。 */
  --color-primary:       #003214;
  --color-secondary:     #d59c95;
  --color-accent:        #8e44ad;
  --color-bg:            #f0ece5;
  --color-text:          #2c1810;
  /* 派生色は var() 参照にして、--color-primary / --color-bg の上書きが連鎖するようにする */
  --color-text-muted:    color-mix(in srgb, var(--color-text) 55%, var(--color-bg));
  --color-primary-light: color-mix(in srgb, var(--color-primary) 12%, var(--color-bg));
  --color-primary-dark:  color-mix(in srgb, var(--color-primary) 80%, #000);
  --font-heading: 'Shippori Mincho', sans-serif;
  --font-body: 'Noto Sans JP', sans-serif;
  --radius: 2px;
  --radius-btn: 999px;
  --radius-card: 10px;
  --shadow: 0 18px 60px rgba(8,18,10,0.24);
  --shadow-card: 0 10px 28px rgba(8,18,10,0.12);
  --transition: all 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; overflow-x: hidden; }
body { font-family: var(--font-body); background: var(--color-bg); color: var(--color-text); line-height: 1.7; overflow-x: hidden; max-width: 100%; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { opacity: 0.8; }
h1,h2,h3,h4 { font-family: var(--font-heading); line-height: 1.3; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 5rem 0; }
.section-title { font-size: clamp(1.5rem, 4vw, 2.2rem); color: var(--color-primary); margin-bottom: 2.5rem; text-align: left; }
.section-title::after { content: ''; display: block; width: 3rem; height: 3px; background: var(--color-primary); margin: 0.75rem 0 0; border-radius: 2px; }
.btn { display: inline-block; padding: 0.8rem 1.8rem; background: var(--color-primary); color: #fff; border-radius: var(--radius-btn); font-family: var(--font-heading); font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; transition: var(--transition); border: 2px solid var(--color-primary); cursor: pointer; }
.btn:hover { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: #fff; opacity: 1; }
.btn-outline { background: transparent; color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }

/* ヘッダー */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--color-primary); border: 4px solid rgba(255,255,255,0.75); outline: 1px solid rgba(255,255,255,0.4); outline-offset: -8px; transition: var(--transition); }
.site-header.scrolled { box-shadow: 0 2px 12px rgba(0,0,0,0.3); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 100px; padding: 0 1.5rem; max-width: 1100px; margin: 0 auto; }
.site-logo { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; color: #fff; }
.site-nav ul { display: flex; flex-wrap: nowrap; align-items: center; gap: 0.75rem; list-style: none; }
.site-nav a { font-size: 0.82rem; font-weight: 500; color: rgba(255,255,255,0.85); padding: 0.25rem 0; border-bottom: 2px solid transparent; white-space: nowrap; }
.site-nav .sm-langswitch { display: flex; gap: 0.5rem; }
.site-nav a:hover, .site-nav a.active { color: #fff; border-bottom-color: #fff; opacity: 1; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: rgba(255,255,255,0.85); border-radius: 2px; transition: var(--transition); display: block; }

/* フッター */
.site-footer { background: var(--color-primary-dark); color: rgba(255,255,255,0.85); padding: 3rem 0 1.5rem; }
.site-footer a { color: rgba(255,255,255,0.7); }
.site-footer .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.site-footer .footer-name { font-family: var(--font-heading); font-size: 1.25rem; color: #fff; margin-bottom: 0.75rem; }
.site-footer .footer-info p { font-size: 0.9rem; margin-bottom: 0.4rem; }
.site-footer .footer-nav ul { list-style: none; }
.site-footer .footer-nav li { margin-bottom: 0.4rem; }
.site-footer .footer-nav a { font-size: 0.9rem; }
.site-footer .footer-sns { display: flex; gap: 0.85rem; margin-top: 1rem; align-items: center; }
.site-footer .footer-sns a { display: inline-flex; padding: 0; border: none; opacity: 0.85; transition: var(--transition); }
.site-footer .footer-sns a:hover { opacity: 1; transform: translateY(-2px); }
.site-footer .footer-sns img { width: 28px; height: 28px; object-fit: contain; display: block; }
.site-footer .footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 1.5rem; text-align: center; font-size: 0.8rem; color: rgba(255,255,255,0.5); }

/* ヒーロー */
.hero { position: relative; min-height: 82vh; display: flex; align-items: flex-start; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.25) 100%); z-index: 1; }
.hero-content { position: relative; z-index: 2; color: #fff; max-width: 600px; margin: 0; padding: 2rem; text-align: left; }
.hero-eyebrow { font-size: 0.85rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.8); margin-bottom: 0.75rem; }
.hero-title { font-size: clamp(2rem, 5.5vw, 3.4rem); font-weight: 600; margin-bottom: 1rem; line-height: 1.2; }
.hero-subtitle { font-size: 1.1rem; color: rgba(255,255,255,0.9); margin-bottom: 2rem; line-height: 1.8; }

/* カード */
/* minmax は 220px。container実効幅~1036pxで 4枚(4×220+gap)が1行に収まる。260pxだと3列になり4枚目が下に落ちた(3+1)。 */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; }
/* ちょうど4枚のグリッドは確実に4列(タブレットで2列, モバイルで1列)。3+1崩れ防止。 */
@media (min-width: 901px) { .card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 641px) and (max-width: 900px) { .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); } }
.card { background: #fff; border-radius: var(--radius-card); border: 1px solid var(--color-primary-light); overflow: hidden; box-shadow: var(--shadow-card); transition: var(--transition); }
.card:hover { transform: translateY(-4px); box-shadow: 0 12px 36px rgba(0,0,0,0.14); }
.card-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.card-body { padding: 1.25rem; }
.card-title { font-size: 1.05rem; font-weight: 600; color: var(--color-primary); margin-bottom: 0.5rem; }
.card-text { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.7; }

/* 2カラムレイアウト */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.two-col.reverse { direction: rtl; }
.two-col.reverse > * { direction: ltr; }
.two-col img { border-radius: var(--radius); width: 100%; object-fit: cover; aspect-ratio: 4/3; }

/* フォーム */
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--color-text); }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 0.75rem 1rem; border: 1px solid var(--color-primary-light); border-radius: var(--radius); font-size: 0.95rem; font-family: var(--font-body); background: #fff; transition: var(--transition); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-light); }
.form-group textarea { min-height: 120px; resize: vertical; }

/* ページヒーロー（サブページ用） */
.page-hero { position: relative; height: 280px; display: flex; align-items: center; overflow: hidden; }
.page-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.page-hero-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.5); }
.page-hero-content { position: relative; z-index: 1; color: #fff; text-align: center; width: 100%; padding: 1rem; }
.page-hero-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 700; }
.page-hero-breadcrumb { font-size: 0.85rem; color: rgba(255,255,255,0.75); margin-top: 0.5rem; }

/* CTA セクション */
.cta-section { position: relative; padding: 5rem 0; text-align: center; overflow: hidden; }
.cta-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cta-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.55); }
.cta-content { position: relative; z-index: 1; color: #fff; }
.cta-content h2 { font-size: clamp(1.5rem, 4vw, 2.2rem); margin-bottom: 1rem; }
.cta-content p { margin-bottom: 1.75rem; font-size: 1.05rem; color: rgba(255,255,255,0.9); }

/* アコーディオン（FAQ） */
.accordion { border: 1px solid var(--color-primary-light); border-radius: var(--radius); overflow: hidden; }
.accordion-item { border-bottom: 1px solid var(--color-primary-light); }
.accordion-item:last-child { border-bottom: none; }
.accordion-btn { width: 100%; text-align: left; padding: 1.1rem 1.25rem; background: none; border: none; cursor: pointer; font-size: 0.95rem; font-weight: 600; color: var(--color-text); display: flex; justify-content: space-between; align-items: center; font-family: var(--font-body); }
.accordion-btn::after { content: '+'; font-size: 1.3rem; color: var(--color-primary); transition: var(--transition); }
.accordion-btn.open::after { content: '−'; }
.accordion-body { display: none; padding: 1rem 1.25rem 1.25rem; color: var(--color-text-muted); font-size: 0.95rem; line-height: 1.8; }

/* テーブル */
.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.price-table { width: 100%; border-collapse: collapse; min-width: 480px; }
.price-table th { background: var(--color-primary); color: #fff; padding: 0.75rem 1rem; text-align: left; font-family: var(--font-heading); }
.price-table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--color-primary-light); }
.price-table tr:hover td { background: var(--color-primary-light); }
.price-table .price-cell { text-align: right; font-weight: 600; color: var(--color-primary); }

/* ギャラリーグリッド */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; }
.gallery-item { overflow: hidden; border-radius: var(--radius); aspect-ratio: 4/3; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.gallery-item:hover img { transform: scale(1.05); }

/* スタッフカード */
.staff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 2rem; }
.staff-card { text-align: center; }
.staff-card img { width: 180px; height: 180px; object-fit: cover; border-radius: 50%; margin: 0 auto 1rem; border: 4px solid var(--color-primary-light); }
.staff-card .staff-name { font-size: 1.05rem; font-weight: 700; color: var(--color-primary); }
.staff-card .staff-role { font-size: 0.85rem; color: var(--color-text-muted); margin: 0.25rem 0 0.75rem; }
.staff-card .staff-msg { font-size: 0.9rem; line-height: 1.7; }

/* フェードイン */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* レスポンシブ */
/* ナビ折返し対策: 項目数に応じた幅でハンバーガーへ畳む(横並びがcontainerに収まらず2段化/はみ出すのを防ぐ) */
@media (max-width: 1200px) {
  .hamburger { display: flex; }
  .site-nav { display: none; position: absolute; top: 100px; left: 0; right: 0; background: var(--color-primary); padding: 1rem; border-top: 1px solid rgba(255,255,255,0.15); box-shadow: 0 4px 12px rgba(0,0,0,0.3); z-index: 99; max-height: calc(100vh - 100px); overflow-y: auto; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; flex-wrap: nowrap; align-items: stretch; gap: 0; }
  .site-nav a { display: flex; align-items: center; padding: 0.75rem 0; border-bottom: 1px solid rgba(255,255,255,0.15); min-height: 44px; white-space: normal; }
  .site-nav .sm-langswitch { gap: 1rem; padding: 0.5rem 0; }
}
@media (max-width: 768px) {
  /* ヒーロー */
  .hero { min-height: 50vh; }
  .hero-content { padding: 1.5rem; max-width: 100%; }

  /* セクション */
  .section { padding: 3rem 0; }
  .container { padding: 0 1rem; }
  .section-title { margin-bottom: 1.5rem; }

  /* グリッド */
  .two-col { grid-template-columns: 1fr; gap: 1.5rem; }
  .two-col.reverse { direction: ltr; }
  .card-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .staff-grid { grid-template-columns: 1fr; }

  /* フッター */
  .site-footer .footer-grid { grid-template-columns: 1fr; }
  .site-footer { padding: 2rem 0 1rem; }

  /* ページヒーロー */
  .page-hero { height: 180px; }

  /* ボタン: タッチターゲット確保 */
  .btn { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 1.5rem; }
}

/* 無限スライダー */
.slider-wrap { overflow: hidden; width: 100%; }
.slider-track { display: flex; gap: 1rem; animation: slide-loop 20s linear infinite; width: max-content; }
.slider-track:hover { animation-play-state: paused; }
.slider-item { flex: 0 0 260px; height: 420px; overflow: hidden; border-radius: var(--radius); }
.slider-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; display: block; }
.slider-item:hover img { transform: scale(1.05); }
@keyframes slide-loop {
  0%   { transform: translateX(0); }
  100% { transform: translateX(calc(-50%)); }
}

/* JS共通 */