/* ===================================
   CHRONO CLINIC - Mental Clinic CSS
   心療内科専用スタイル
   =================================== */

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

:root {
  /* ── メインカラー（ネイビー） ── */
  --navy: #1a2744;
  --navy-light: #2c3e6b;
  --navy-dark: #0f1a30;

  /* ── ベージュ系 ── */
  --beige: #c9b99a;
  --beige-light: #e8ddd0;
  --beige-lighter: #f5f0ea;
  --beige-mid: #ede6dd;
  --beige-pale: #faf7f3;

  /* ── アクセント（ゴールド） ── */
  --gold: #b8965a;
  --gold-light: #d4b47a;
  --gold-pale: #f5eedd;

  /* ── 心療内科アクセント（ブルー系） ── */
  --mental-accent: #4a6fa5;
  --mental-light: #e8edf7;

  /* ── ニュートラル ── */
  --white: #ffffff;
  --text-dark: #1a1a2e;
  --text-gray: #666677;
  --text-light: #999aaa;
  --border-light: #e0d8cf;
  --border-mid: #cfc6ba;

  /* ── フォント ── */
  --font-main: 'Noto Sans JP', sans-serif;
  --font-en: 'Cinzel', serif;

  /* ── ユーティリティ ── */
  --transition: all 0.3s ease;
  --shadow-sm: 0 2px 8px rgba(26,39,68,0.08);
  --shadow-md: 0 4px 20px rgba(26,39,68,0.12);
  --shadow-lg: 0 8px 40px rgba(26,39,68,0.16);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scrollbar-gutter: stable; }
body { font-family: var(--font-main); color: var(--text-dark); background: var(--beige-pale); line-height: 1.7; overflow-x: hidden; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ===== HEADER ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--navy);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}

.header-top {
  background: var(--navy-dark);
  padding: 6px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
}

.header-top a { color: rgba(255,255,255,0.5); }
.header-top a:hover { color: var(--gold); }

.header-top .back-link {
  display: flex;
  align-items: center;
  gap: 5px;
  color: rgba(255,255,255,0.75);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.06em;
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 20px;
  padding: 2px 10px;
  transition: all 0.2s;
}
.header-top .back-link:hover { color:#fff; border-color:rgba(255,255,255,0.6); }

.header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
  height: 70px;
}

.header-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.header-logo img.logo-img {
  height: 40px;
  width: auto;
  object-fit: contain;
  background: rgba(255,255,255,0.95);
  border-radius: 6px;
  padding: 3px 8px;
  display: block;
}

.header-logo .logo-dept {
  font-family: var(--font-en);
  font-size: 10px;
  color: var(--gold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* ===== NAVIGATION ===== */
.nav-main {
  display: flex;
  align-items: center;
  gap: 0;
}

.nav-main a {
  display: block;
  padding: 0 14px;
  height: 70px;
  line-height: 70px;
  font-size: 12px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.05em;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
}

.nav-main a:hover,
.nav-main a.active {
  color: var(--white);
  border-bottom-color: var(--gold);
}

.header-phone {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.header-phone .phone-num {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.05em;
}

.header-phone .phone-num i {
  color: var(--gold);
  margin-right: 6px;
  font-size: 16px;
}

.header-phone .phone-hours {
  font-size: 10px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.1em;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--white);
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,16,32,0.97);
  z-index: 9999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.mobile-nav.open { display: flex; }

.mobile-nav .close-btn {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 24px;
  cursor: pointer;
}

.mobile-nav a {
  display: block;
  padding: 16px 48px;
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.08em;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  width: 100%;
  text-align: center;
  transition: var(--transition);
}

.mobile-nav a:hover { color: var(--gold); }

/* ===== PAGE HERO ===== */
.page-hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 55%, var(--navy-light) 100%);
  padding: 60px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.03);
  pointer-events: none;
}

.page-hero .en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 12px;
}

.page-hero h1 {
  font-size: 28px;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.08em;
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
  background: var(--beige-lighter);
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  font-size: 12px;
  color: var(--text-gray);
}

.breadcrumb nav {
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.breadcrumb a:hover { color: var(--navy); }
.breadcrumb .sep { color: var(--text-light); }

/* ===== CONTAINER ===== */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-sm { padding: 56px 0; }

.section-title {
  text-align: center;
  margin-bottom: 56px;
}

.section-title .en {
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  display: block;
  margin-bottom: 10px;
}

.section-title h2 {
  font-size: 26px;
  font-weight: 500;
  color: var(--navy);
  letter-spacing: 0.06em;
}

.section-title .line {
  width: 36px;
  height: 1px;
  background: var(--gold);
  margin: 14px auto 0;
}

.section-title p {
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-gray);
  font-weight: 300;
}

/* ===== BUTTON ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: var(--navy-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--navy); border: 1px solid var(--navy); }
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: var(--gold-light); transform: translateY(-1px); }
.btn-lg { padding: 16px 40px; font-size: 15px; }

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

/* ===== GRID ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

/* ===== ACCORDION ===== */
.accordion-item { border-bottom: 1px solid var(--border-light); }
.accordion-header {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  padding: 18px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 500;
  color: var(--navy);
  text-align: left;
  transition: var(--transition);
  line-height: 1.5;
}
.accordion-header:hover { color: var(--gold); }
.accordion-icon {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border: 1px solid var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: var(--transition);
  margin-top: 1px;
}
.accordion-header.active .accordion-icon {
  background: var(--navy);
  color: var(--white);
  transform: rotate(45deg);
}
.accordion-body {
  display: none;
  padding: 4px 0 20px;
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.9;
}
.accordion-body.open { display: block; }

/* ===== PRICE TABLE ===== */
.price-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.price-table th { background: var(--navy); color: var(--white); padding: 12px 16px; text-align: left; font-weight: 500; letter-spacing: 0.05em; }
.price-table td { padding: 13px 16px; border-bottom: 1px solid var(--border-light); vertical-align: top; }
.price-table tr:last-child td { border-bottom: none; }
.price-table tr:nth-child(even) td { background: var(--beige-lighter); }
.price-table .price { font-weight: 700; color: var(--gold); white-space: nowrap; }
.price-table .note { font-size: 12px; color: var(--text-gray); margin-top: 3px; }

/* ===== TAG ===== */
.tag { display: inline-block; padding: 3px 10px; background: var(--beige-lighter); color: var(--navy); border-radius: 100px; font-size: 11px; font-weight: 500; letter-spacing: 0.05em; border: 1px solid var(--border-light); }
.tag-online { background: var(--mental-light); color: var(--mental-accent); border-color: #c5d0e8; }
.tag-insurance { background: #e8f4e8; color: #2d7a2d; border-color: #b8d8b8; }

/* ===== NOTICE BOX ===== */
.notice-box { background: var(--beige-lighter); border-left: 3px solid var(--gold); padding: 18px 22px; border-radius: 0 4px 4px 0; font-size: 14px; line-height: 1.9; }
.notice-box-blue { background: var(--mental-light); border-left-color: var(--mental-accent); }

/* ===== MEDICAL DX ===== */
.medical-dx { background: #f0f4fa; border: 1px solid #c5d0e8; border-radius: 8px; padding: 24px; margin: 40px 0; }
.medical-dx h3 { font-size: 13px; font-weight: 700; color: var(--navy); margin-bottom: 10px; padding-bottom: 8px; border-bottom: 1px solid #c5d0e8; }
.medical-dx ul { list-style: disc; padding-left: 18px; font-size: 13px; color: var(--text-gray); line-height: 2.0; }
.medical-dx .dx-group { margin-bottom: 16px; }
.medical-dx .dx-group:last-child { margin-bottom: 0; }

/* ===== SCROLL TOP ===== */
#scrollTop {
  position: fixed; bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  background: var(--navy); color: var(--white);
  border: none; border-radius: 50%;
  cursor: pointer; display: none; align-items: center; justify-content: center;
  font-size: 16px; box-shadow: var(--shadow-md); transition: var(--transition); z-index: 9998;
}
#scrollTop.show { display: flex; }
#scrollTop:hover { background: var(--navy-light); transform: translateY(-2px); }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.6);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 24px;
}

.footer-logo-block img.logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  background: rgba(255,255,255,0.95);
  border-radius: 6px;
  padding: 4px 10px;
  margin-bottom: 8px;
  display: block;
}

.footer-logo-block .logo-dept {
  font-size: 11px;
  color: var(--mental-accent);
  letter-spacing: 0.15em;
  margin-top: 4px;
}

.footer-logo-block .footer-info {
  margin-top: 16px;
  font-size: 12px;
  line-height: 2.0;
}

.footer-logo-block .footer-info a { color: rgba(255,255,255,0.6); }
.footer-logo-block .footer-info a:hover { color: var(--gold); }

.footer-nav h4 {
  font-size: 11px;
  letter-spacing: 0.15em;
  color: var(--gold);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.footer-nav ul { display: flex; flex-direction: column; gap: 8px; }
.footer-nav a { font-size: 12px; color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-nav a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright { font-size: 11px; color: rgba(255,255,255,0.25); }
.footer-back { font-size: 12px; color: rgba(255,255,255,0.4); display: flex; align-items: center; gap: 6px; }
.footer-back:hover { color: var(--gold); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .nav-main { display: none; }
  .header-phone { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 56px 0; }
  .section-title h2 { font-size: 20px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .access-map-grid { grid-template-columns: 1fr !important; }
}