/* =============================================
   GGC 共通スタイル（全ページ共通）
   ヘッダー・フッター・ナビ・ボタン・お知らせ・
   ライトボックス・レスポンシブ共通部分
   ============================================= */

:root {
  --primary:        #2e2e2e;
  --primary-light:  #444444;
  --accent:         #c8a96e;
  --accent-light:   #dfbb80;
  --accent-pale:    #f5eddc;
  --bg:             #faf9f5;
  --bg-section:     #f8f5ee;
  --ivory:          #f5f0e4;
  --ivory-dark:     #f0ead8;
  --border:         #ddd8cc;
  --white:          #ffffff;
  --text:           #2e2e2e;
  --text-mid:       #5a5a5a;
  --text-light:     #888888;
  --shadow:         rgba(46,46,46,0.08);
}
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 40px;
}
.section { padding: 80px 0; }
.section-sm { padding: 60px 0; }
.section-head .en {
  display: block;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.btn-gold {
  background: var(--accent);
  color: var(--white);
  border: 1.5px solid var(--accent);
}
.btn-gold:hover {
  background: var(--accent-light);
  border-color: var(--accent-light);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: var(--white);
}
.img-ph {
  background: linear-gradient(135deg, #dbd6cc 0%, #c9c3b6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 11px;
  letter-spacing: 0.1em;
  position: relative;
  overflow: hidden;
}
.img-ph::before {
  content: '';
  position: absolute;
  width: 55%; height: 55%;
  border: 1.5px dashed rgba(0,0,0,0.12);
  border-radius: 2px;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px var(--shadow);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 0px;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px; height: 40px;
  background: var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-family: 'Noto Serif JP', serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.logo-text {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.4;
  letter-spacing: 0.03em;
}
.logo-text small {
  display: block;
  font-size: 9px;
  font-weight: 400;
  color: var(--text-mid);
  letter-spacing: 0.12em;
  margin-top: 2px;
}
.global-nav a {
  display: block;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-mid);
  letter-spacing: 0.05em;
  transition: color 0.2s;
  white-space: nowrap;
  position: relative;
}
.global-nav a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 16px; right: 16px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.2s;
}
.global-nav a:hover { color: var(--primary); }
.global-nav a:hover::after { transform: scaleX(1); }
.header-tel small {
  display: block;
  font-size: 9px;
  color: var(--text-light);
  letter-spacing: 0.1em;
  margin-bottom: 2px;
}
.header-tel .tel-num {
  font-family: 'Noto Serif JP', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.05em;
  line-height: 1;
}
.header-tel .tel-hours {
  font-size: 9px;
  color: var(--text-light);
  letter-spacing: 0.06em;
  margin-top: 3px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s;
}
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
}
.mobile-nav.open { display: block; }
.mobile-nav-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}
.mobile-nav-drawer {
  position: absolute;
  top: 0; right: 0;
  width: 280px; height: 100%;
  background: var(--white);
  padding: 24px;
  overflow-y: auto;
  box-shadow: -4px 0 24px rgba(0,0,0,0.15);
}
.mobile-nav-close {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 24px;
}
.mobile-nav-close button {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--primary);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}
.mobile-nav-links a {
  display: block;
  padding: 14px 0;
  font-size: 15px;
  font-weight: 500;
  color: var(--primary);
  border-bottom: 1px solid var(--border);
  letter-spacing: 0.04em;
}
.mobile-nav-tel {
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-section);
  border-radius: 4px;
  text-align: center;
}
.mobile-nav-tel small {
  display: block;
  font-size: 10px;
  color: var(--text-light);
  margin-bottom: 6px;
  letter-spacing: 0.1em;
}
.mobile-nav-tel .tel {
  font-family: 'Noto Serif JP', serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.04em;
}
.mobile-nav-tel .hours {
  font-size: 10px;
  color: var(--text-light);
  margin-top: 4px;
}
.site-footer {
  background: #2a2520;
  color: rgba(255,255,255,0.78);
  padding: 48px 0 20px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand {
  font-family: 'Noto Serif JP', serif;
  font-size: 15px;
  color: var(--accent-light);
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.footer-info {
  font-size: 12px;
  line-height: 2;
  opacity: 0.8;
}
.footer-col h4, .footer-col-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.14em;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.footer-col li {
  margin-bottom: 10px;
}
.footer-col li a {
  font-size: 12px;
  opacity: 0.7;
  transition: opacity 0.2s;
  letter-spacing: 0.03em;
}
.footer-col li a:hover { opacity: 1; }
.footer-copy {
  padding-top: 20px;
  text-align: center;
  font-size: 10px;
  opacity: 0.4;
  letter-spacing: 0.1em;
}
.lightbox-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}
.lightbox-overlay img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 2px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}
.lightbox-close {
  position: fixed;
  top: 20px;
  right: 28px;
  color: #fff;
  font-size: 36px;
  line-height: 1;
  cursor: pointer;
  opacity: 0.75;
  user-select: none;
}
.lightbox-close:hover { opacity: 1; }
.br-pc { display: inline; }
.br-sp { display: none; }
.global-nav a.active {
  color: var(--primary);
  font-weight: 700;
}
.global-nav a.active::after { transform: scaleX(1); }
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg, transparent, transparent 24px,
    rgba(255,255,255,0.012) 24px, rgba(255,255,255,0.012) 48px
  );
}
.page-hero-inner {
  position: relative;
  z-index: 1;
}
.breadcrumb a {
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { font-size: 9px; }
.breadcrumb .current { color: var(--accent); }
.page-hero-eyebrow::before {
  content: '';
  display: block;
  width: 28px; height: 1px;
  background: var(--accent);
  flex-shrink: 0;
}
.access-row:last-child { border-bottom: none; }
.access-note {
  padding: 14px 18px;
  background: var(--accent-pale);
  border: 1px solid var(--ivory-dark);
  border-radius: 3px;
  font-size: 12px;
  color: var(--text-mid);
  line-height: 1.85;
}
.map-wrap iframe {
  width: 100%; height: 100%;
  display: block;
  border: none;
}

/* ---- モバイル（768px以下）共通 ---- */
@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 56px 0; }
  .section-sm { padding: 40px 0; }
  .site-logo img { height: 36px !important; }
  .hamburger { display: flex; }
  .header-inner { height: 60px; }
  .footer-inner {
      grid-template-columns: 1fr;
      gap: 28px;
    }
  .br-pc { display: none; }
  .br-sp { display: inline; }
}