/* テンプレート52: スクロールスナップ */
@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;600;700&family=Noto+Serif+JP:wght@400;600&display=swap');
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Noto Serif JP', serif; font-size: 16px; line-height: 2; color: #1a3c34; background: #f0f7f4; }

/* 固定ナビ（左サイド） */
.side-nav { position: fixed; left: 30px; top: 50%; transform: translateY(-50%); z-index: 1000; }
.side-nav ul { list-style: none; }
.side-nav li { margin-bottom: 20px; }
.side-nav a { display: block; width: 15px; height: 15px; border: 2px solid #2d6a5a; border-radius: 50%; transition: all 0.3s; position: relative; }
.side-nav a:hover, .side-nav a.active { background: #d4af37; border-color: #d4af37; }
.side-nav a::after { content: attr(data-label); position: absolute; left: 30px; top: 50%; transform: translateY(-50%); background: #2d6a5a; color: #fff; padding: 5px 12px; border-radius: 4px; font-size: 0.75rem; white-space: nowrap; opacity: 0; visibility: hidden; transition: all 0.3s; }
.side-nav a:hover::after { opacity: 1; visibility: visible; }

/* フルページセクション */
.full-page { min-height: 100vh; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; padding: 60px 20px; }
.full-page:nth-child(odd) { background: linear-gradient(135deg, #2d6a5a 0%, #3d8b76 100%); color: #fff; }
.full-page:nth-child(even) { background: #fff; }

.page-content { max-width: 800px; padding: 0 40px; text-align: center; }
.page-content h1, .page-content h2 { font-family: 'Cinzel', serif; font-size: 2.5rem; margin-bottom: 30px; }
.full-page:nth-child(odd) .page-content h1,
.full-page:nth-child(odd) .page-content h2 { color: #d4af37; }
.full-page:nth-child(even) .page-content h2 { color: #2d6a5a; }
.page-content p { font-size: 1.1rem; line-height: 2.2; }
.page-content img { max-width: 100%; height: auto; border-radius: 12px; margin-top: 30px; box-shadow: 0 20px 60px rgba(0,0,0,0.2); }

.page-number { position: absolute; bottom: 40px; right: 60px; font-family: 'Cinzel', serif; font-size: 5rem; font-weight: 700; opacity: 0.1; }

.scroll-indicator { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 10px; }
.scroll-indicator span { font-size: 0.8rem; letter-spacing: 0.2em; }
.scroll-indicator::after { content: '↓'; font-size: 1.5rem; animation: bounce 1.5s infinite; }
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(10px); } }

.content-box { background: #fff; border-radius: 12px; padding: 50px; box-shadow: 0 10px 40px rgba(45, 106, 90, 0.1); text-align: left; }
.content-box h2 { font-family: 'Cinzel', serif; color: #2d6a5a; margin-bottom: 20px; font-size: 1.5rem; }

/* フッターセクション */
.footer-section { background: #2d6a5a; color: #fff; padding: 60px 40px; text-align: center; }
.footer-section .footer-nav { margin-bottom: 20px; }
.footer-section .footer-nav a { color: rgba(255,255,255,0.8); text-decoration: none; margin: 0 15px; }
.footer-section .footer-nav a:hover { color: #d4af37; }

/* モバイル対応 */
.mobile-header { display: none; position: fixed; top: 0; left: 0; right: 0; background: #2d6a5a; padding: 15px 20px; z-index: 1001; }
.mobile-header .logo { color: #d4af37; font-family: 'Cinzel', serif; font-weight: 700; }
.mobile-toggle { display: none; position: fixed; top: 15px; right: 20px; width: 35px; height: 30px; background: #d4af37; border: none; color: #2d6a5a; z-index: 1002; cursor: pointer; border-radius: 4px; }
.mobile-nav { display: none; position: fixed; top: 0; right: -250px; width: 250px; height: 100vh; background: #2d6a5a; padding: 80px 30px; transition: right 0.4s; z-index: 1000; }
.mobile-nav.open { right: 0; }
.mobile-nav a { display: block; padding: 15px 0; color: #d4af37; text-decoration: none; border-bottom: 1px solid rgba(212, 175, 55, 0.3); font-family: 'Cinzel', serif; }

.sitemap-list { list-style: none; text-align: left; }
.sitemap-list li { margin-bottom: 15px; padding-left: 25px; position: relative; }
.sitemap-list li::before { content: '◆'; position: absolute; left: 0; color: #d4af37; font-size: 0.7rem; }
.sitemap-list a { color: #2d6a5a; text-decoration: none; }

@media (max-width: 768px) {
    .side-nav { display: none; }
    .mobile-header, .mobile-toggle { display: block; }
    .mobile-nav { display: block; }
    .full-page { padding: 80px 20px 60px; }
    .page-content { padding: 0 20px; }
    .page-content h1, .page-content h2 { font-size: 1.8rem; }
    .page-number { display: none; }
}