/* ===========================
   月海 共通スタイル
   =========================== */
:root {
  --color-bg: #faf8f5;
  --color-deep: #1c1a17;
  --color-text: #3a3530;
  --color-muted: #7a7068;
  --color-accent: #b8885a;
  --color-accent-light: #e8d5c4;
  --color-accent-pale: #f5ede5;
  --color-moon: #c9a97a;
  --color-sea: #3a5f6f;
  --color-sea-light: #e8f0f3;
  --color-border: #e0d8d0;
  --color-white: #ffffff;
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Zen Kaku Gothic New', sans-serif;
  --max-width: 1080px;
  --section-pad: 80px 20px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
@media (min-width: 901px) { html { font-size: 17.5px; } }
body { font-family: var(--font-sans); background: var(--color-bg); color: var(--color-text); line-height: 1.8; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* Header */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(250,248,245,0.95); backdrop-filter: blur(8px); border-bottom: 1px solid var(--color-border); transition: box-shadow 0.3s; }
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
.header-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; height: 64px; display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; flex-direction: row; align-items: center; gap: 8px; line-height: 1.2; }
.logo-img { width: 36px; height: 36px; object-fit: contain; flex-shrink: 0; }
.logo > div { display: flex; flex-direction: column; }
.logo-main { display: block; font-family: var(--font-serif); font-size: 1rem; font-weight: 500; color: var(--color-deep); letter-spacing: 0.08em; }
.logo-sub { display: block; font-size: 0.6rem; color: var(--color-muted); letter-spacing: 0.18em; }
.header-nav { display: flex; align-items: center; gap: 16px; }
.header-nav a { font-size: 0.78rem; letter-spacing: 0.06em; color: var(--color-text); transition: color 0.2s; }
.header-nav a:hover, .header-nav a.active { color: var(--color-accent); }
.btn-reserve-header { background: var(--color-accent); color: white !important; padding: 8px 20px; border-radius: 40px; font-size: 0.78rem; font-weight: 500; transition: background 0.2s, transform 0.2s; }
.btn-reserve-header:hover { background: #a07045; transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 1.5px; background: var(--color-deep); }
.mobile-menu { display: none; position: fixed; inset: 0; background: var(--color-bg); z-index: 200; flex-direction: column; align-items: center; justify-content: center; gap: 32px; }
.mobile-menu.open { display: flex; }
.mobile-menu a { font-family: var(--font-serif); font-size: 1.2rem; letter-spacing: 0.2em; color: var(--color-deep); }
.mobile-close { position: absolute; top: 20px; right: 20px; font-size: 1.5rem; cursor: pointer; color: var(--color-muted); }

/* Page Hero */
.page-hero { padding-top: 64px; background: var(--color-deep); padding-bottom: 60px; }
.page-hero-inner { max-width: var(--max-width); margin: 0 auto; padding: 60px 20px 0; display: grid; grid-template-columns: 1fr 400px; gap: 48px; align-items: center; }
.page-hero-breadcrumb { font-size: 0.72rem; color: rgba(255,255,255,0.4); letter-spacing: 0.15em; margin-bottom: 16px; }
.page-hero-breadcrumb a { color: rgba(255,255,255,0.4); transition: color 0.2s; }
.page-hero-breadcrumb a:hover { color: var(--color-moon); }
.page-hero-label { display: inline-block; font-size: 0.7rem; letter-spacing: 0.3em; color: var(--color-moon); text-transform: uppercase; margin-bottom: 12px; }
.page-hero-title { font-family: var(--font-serif); font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 400; color: white; line-height: 1.4; letter-spacing: 0.08em; margin-bottom: 20px; }
.page-hero-desc { font-size: 0.96rem; color: rgba(255,255,255,0.65); line-height: 2; margin-bottom: 28px; }
.page-hero-img { border-radius: 16px; overflow: hidden; }
.img-ph { background: linear-gradient(135deg, var(--color-accent-pale), var(--color-sea-light)); display: flex; align-items: center; justify-content: center; }
.img-ph-text { text-align: center; color: var(--color-muted); font-size: 0.75rem; letter-spacing: 0.1em; }
.img-ph-text .icon { font-size: 2.5rem; margin-bottom: 8px; }

/* Section */
.section { padding: var(--section-pad); }
.section-inner { max-width: var(--max-width); margin: 0 auto; }
.section-header { text-align: center; margin-bottom: 52px; }
.section-header.left { text-align: left; }
.section-label { display: inline-block; font-size: 0.7rem; letter-spacing: 0.3em; color: var(--color-accent); text-transform: uppercase; margin-bottom: 12px; }
.section-title { font-family: var(--font-serif); font-size: clamp(1.4rem, 2.5vw, 2rem); font-weight: 400; color: var(--color-deep); letter-spacing: 0.08em; line-height: 1.5; }
.section-lead { margin-top: 16px; font-size: 0.96rem; color: var(--color-muted); line-height: 1.9; max-width: 580px; margin-left: auto; margin-right: auto; }
.section-lead.left { margin-left: 0; }
.divider { width: 40px; height: 1px; background: var(--color-accent); margin: 16px auto; }
.divider.left { margin: 16px 0; }

/* Buttons */
.btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: var(--color-accent); color: white; padding: 16px 36px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; letter-spacing: 0.1em; transition: background 0.2s, transform 0.2s, box-shadow 0.2s; box-shadow: 0 4px 20px rgba(184,136,90,0.3); }
.btn-primary:hover { background: #a07045; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(184,136,90,0.4); }
.btn-line { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: #06C755; color: white; padding: 16px 36px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; transition: background 0.2s, transform 0.2s; }
.btn-line:hover { background: #05a847; transform: translateY(-2px); }
.btn-outline { display: inline-flex; align-items: center; justify-content: center; gap: 8px; background: transparent; color: var(--color-text); border: 1.5px solid var(--color-border); padding: 14px 32px; border-radius: 50px; font-size: 0.85rem; transition: border-color 0.2s, background 0.2s; }
.btn-outline:hover { border-color: var(--color-accent); background: var(--color-accent-pale); }

/* CTA Banner */
.cta-banner { background: var(--color-deep); padding: 80px 20px; text-align: center; }
.cta-banner .section-label { color: var(--color-moon); }
.cta-banner h2 { font-family: var(--font-serif); font-size: clamp(1.4rem, 3vw, 2rem); color: white; font-weight: 400; letter-spacing: 0.1em; margin-bottom: 16px; }
.cta-banner p { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 36px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn-cta-line { display: flex; align-items: center; gap: 10px; background: #06C755; color: white; padding: 16px 36px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; transition: background 0.2s, transform 0.2s; }
.btn-cta-line:hover { background: #05a847; transform: translateY(-2px); }
.btn-cta-web { display: flex; align-items: center; gap: 10px; background: var(--color-accent); color: white; padding: 16px 36px; border-radius: 50px; font-size: 0.9rem; font-weight: 500; transition: background 0.2s, transform 0.2s; }
.btn-cta-web:hover { background: #a07045; transform: translateY(-2px); }
.btn-cta-menu { display: flex; align-items: center; gap: 10px; background: transparent; color: white; border: 1.5px solid rgba(255,255,255,0.3); padding: 16px 36px; border-radius: 50px; font-size: 0.9rem; transition: border-color 0.2s, background 0.2s; }
.btn-cta-menu:hover { border-color: white; background: rgba(255,255,255,0.1); }

/* Footer */
.site-footer { background: #111; color: rgba(255,255,255,0.6); padding: 56px 20px 80px; }
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-top { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 24px; }
.footer-logo { font-family: var(--font-serif); font-size: 1rem; color: white; letter-spacing: 0.1em; margin-bottom: 10px; }
.footer-addr { font-size: 0.78rem; line-height: 1.9; color: rgba(255,255,255,0.5); margin-bottom: 20px; }
.footer-sns { display: flex; gap: 16px; margin-bottom: 12px; }
.footer-sns a { font-size: 0.82rem; color: rgba(255,255,255,0.6); transition: color 0.2s; }
.footer-sns a:hover { color: var(--color-moon); }
.footer-col h4 { font-size: 0.68rem; color: rgba(255,255,255,0.35); letter-spacing: 0.2em; text-transform: uppercase; margin-bottom: 14px; }
.footer-links { display: flex; flex-direction: column; gap: 9px; }
.footer-links a { font-size: 0.82rem; color: rgba(255,255,255,0.6); transition: color 0.2s; }
.footer-links a:hover { color: var(--color-moon); }
.footer-bottom { text-align: center; font-size: 0.7rem; color: rgba(255,255,255,0.3); }

/* Floating CTA */
.float-cta { display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90; background: rgba(28,26,23,0.97); padding: 12px 16px; gap: 10px; }
.float-cta a { flex: 1; display: flex; align-items: center; justify-content: center; gap: 6px; padding: 13px 8px; border-radius: 10px; font-size: 0.78rem; font-weight: 500; }
.float-line { background: #06C755; color: white; }
.float-web { background: var(--color-accent); color: white; }
.float-menu { background: rgba(255,255,255,0.12); color: white; }

/* Responsive */
@media (max-width: 900px) {
  :root { --section-pad: 60px 20px; }
  .page-hero-inner { grid-template-columns: 1fr; }
  .page-hero-img { display: none; }
  .header-nav { display: none; }
  .hamburger { display: flex; }
  .float-cta { display: flex; }
  body { padding-bottom: 70px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
}

@media (max-width: 600px) {
  .cta-buttons { flex-direction: column; align-items: center; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }

  /* セクション余白 */
  :root { --section-pad: 48px 16px; }

  /* ヘッダー */
  .logo-main { font-size: 0.88rem; }

  /* ページヒーロー */
  .page-hero { padding: 80px 16px 40px; }
  .page-hero-title { font-size: 1.8rem; }

  /* セクション内グリッド：全て1カラムに */
  .section-inner [style*="grid-template-columns:repeat(2"] ,
  .section-inner [style*="grid-template-columns: repeat(2"] ,
  .section-inner [style*="grid-template-columns:1fr 1fr"] ,
  .section-inner [style*="grid-template-columns: 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  .section-inner [style*="grid-template-columns:repeat(3"] ,
  .section-inner [style*="grid-template-columns: repeat(3"] ,
  .section-inner [style*="grid-template-columns: 1fr 1fr 1fr"] {
    grid-template-columns: 1fr !important;
  }
  .section-inner [style*="grid-template-columns:repeat(4"] ,
  .section-inner [style*="grid-template-columns: repeat(4"] {
    grid-template-columns: 1fr !important;
  }
  .section-inner [style*="grid-template-columns: 380px"] {
    grid-template-columns: 1fr !important;
  }

  /* フッターのインライングリッド */
  .footer-inner [style*="grid-template-columns"] {
    grid-template-columns: 1fr !important;
  }

  /* カードグリッド */
  .service-grid { grid-template-columns: 1fr !important; }
  .blog-grid { grid-template-columns: 1fr !important; }
  .review-grid { grid-template-columns: 1fr !important; }
  .feature-grid { grid-template-columns: 1fr !important; }
  .step-grid { grid-template-columns: 1fr !important; }
  .price-grid { grid-template-columns: 1fr !important; }
  .menu-grid { grid-template-columns: 1fr !important; }
  .staff-grid { grid-template-columns: 1fr !important; }
  .merit-grid { grid-template-columns: 1fr !important; }
  .flow-grid { grid-template-columns: 1fr !important; }
  .access-grid { grid-template-columns: 1fr !important; }

  /* テーブル横スクロール対応 */
  table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }

  /* フォント調整 */
  .section-title { font-size: 1.4rem; }
  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }
  h3 { font-size: 1.1rem; }

  /* 横はみ出し防止 */
  .section-inner { overflow: hidden; }
  img { max-width: 100%; height: auto; }

  /* ニュース・ブログ一覧 */
  .news-item { flex-wrap: wrap; gap: 8px; }
  .news-date { min-width: auto; }
}


/* フッターグリッド・ニュースブロググリッドのレスポンシブ */
@media (max-width: 900px) {
  .footer-grid-inner { grid-template-columns: 1fr 1fr !important; }
  .news-blog-grid { grid-template-columns: 1fr !important; gap: 32px !important; }
}
@media (max-width: 600px) {
  .footer-grid-inner { grid-template-columns: 1fr !important; }
}