/* ===========================
   メンズ脱毛情報ガイド — スタイルシート v4
   テーマカラー：Deep Blue (#1c2d52) & Gold
   =========================== */

:root {
  /* ── 基本カラー ── */
  --color-primary: #1c2d52;
  --color-primary-lt: #2a4175;
  --color-primary-pale: #f0f4fa;

  /* ── アクセント ── */
  --color-gold: #b8922c;
  --color-gold-lt: #ddb94a;
  --color-gold-border: #e2c97a;
  --color-gold-pale: #fdf8ec;

  /* ── テキスト・背景 ── */
  --color-text: #222222;
  --color-text-sub: #555555;
  --color-text-muted: #888888;
  --color-bg: #ffffff;
  --color-bg-light: #f6f5f0;
  --color-border: #e0e0e0;
  --color-border-light: #eeeceb;
  --color-bg-dark: #0c1c3a;

  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm: 0 1px 4px rgba(28, 45, 82, .07);
  --shadow-md: 0 4px 20px rgba(28, 45, 82, .12);

  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1000px;
}

/* ---------- ベース ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; scroll-padding-top: 80px; }
body {
  font-family: var(--font-sans);
  font-size: 0.93rem;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

ul { list-style: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 80px 0; }
.bg-light { background: var(--color-bg-light); }
.hidden { display: none !important; }

.section-header {
  text-align: center;
  margin-bottom: 50px;
}
.section-header h2 {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  color: var(--color-primary);
  margin-bottom: 12px;
  font-weight: 700;
}
.section-header p {
  color: var(--color-text-sub);
  font-size: 0.93rem;
  max-width: 620px;
  margin: 0 auto;
  line-height: 1.85;
}

/* ---------- サイトヘッダー ---------- */
.site-header {
  height: 70px;
  background: #fff;
  border-bottom: 2px solid var(--color-gold-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}
.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo { text-decoration: none; }
.logo-signature { font-size: 1.6rem; font-family: 'Cormorant Garamond', serif; font-weight: 400; color: var(--color-primary); letter-spacing: 0.12em; text-transform: uppercase; line-height: 1.2; }
.nav-links { display: flex; list-style: none; gap: 26px; }
.nav-links a { text-decoration: none; color: var(--color-text-sub); font-size: 0.88rem; font-weight: 500; transition: color var(--transition); white-space: nowrap; }
.nav-links a:hover { color: var(--color-gold); text-decoration: none; }

/* ハンバーガー */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 4px; background: none; border: none; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--color-primary); border-radius: 2px; transition: all var(--transition); }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  min-height: 520px;
  display: flex;
  align-items: center;
  background-color: #1c2d52;
  color: #fff;
  overflow: hidden;
}
.hero--bg {
  background: url('../images/hero-bg.png') center/cover no-repeat;
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(42, 65, 117, 0.35) 0%, rgba(18, 30, 60, 0.82) 100%);
  z-index: 0;
}
.hero--bg .hero-bg-overlay {
  background: rgba(14, 24, 52, 0.72);
}
.hero-inner { position: relative; z-index: 10; padding: 80px 0; }
.hero-text { max-width: 700px; }
.hero-eyebrow { color: var(--color-gold); font-weight: 700; margin-bottom: 20px; letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.78rem; }
.hero-title { font-family: var(--font-serif); font-size: 3rem; line-height: 1.3; margin-bottom: 24px; color: #fff; font-weight: 600; }
.hero-desc { font-size: 0.97rem; opacity: 0.9; margin-bottom: 40px; line-height: 2; color: #f0f0f0; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* スクロールヒント */
.hero-scroll-hint {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: color var(--transition);
}
.hero-scroll-hint:hover { color: var(--color-gold); text-decoration: none; }
.scroll-arrow {
  width: 16px;
  height: 16px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  animation: bounce 1.6s ease infinite;
}
@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(5px); }
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: var(--radius-md);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  font-size: 0.93rem;
  border: 2px solid transparent;
}
.btn-primary { background: var(--color-gold); color: #fff; border-color: var(--color-gold); }
.btn-primary:hover { background: var(--color-gold-lt); border-color: var(--color-gold-lt); transform: translateY(-1px); text-decoration: none; }
.btn-outline { border: 2px solid rgba(255,255,255,0.6); color: #fff; background: rgba(255,255,255,0.1); }
.btn-outline:hover { background: rgba(255,255,255,0.2); text-decoration: none; }

/* ---------- 3枚カード ---------- */
.info-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.info-card {
  padding: 32px 24px;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  text-align: left;
  transition: box-shadow var(--transition), transform var(--transition);
}
.info-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.info-card-icon { width: 44px; height: 44px; margin: 0 0 16px; }
.info-card h3 { margin-bottom: 10px; color: var(--color-primary); font-family: var(--font-serif); font-size: 1.1rem; font-weight: 700; }
.info-card p { font-size: 0.88rem; color: var(--color-text-sub); line-height: 1.75; }

/* メンズ脱毛の基本セクションのみ中央揃え */
#basic .info-card { text-align: center; }
#basic .info-card-icon { margin: 0 auto 16px; }

/* ---------- ヘアサイクルグリッド ---------- */
.haircycle-grid { display: flex; flex-direction: column; gap: 24px; }
.hc-theory-area { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }

/* ---------- 注意書きボックス ---------- */
.pricing-caution {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: var(--color-gold-pale);
  border: 1px solid var(--color-gold-border);
  border-left: 3px solid var(--color-gold);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  font-size: 0.88rem;
  color: #5a4200;
  line-height: 1.75;
  margin-bottom: 32px;
}
.pricing-caution svg { color: var(--color-gold); flex-shrink: 0; margin-top: 2px; }
.pricing-caution strong { color: #3a2800; }

/* ---------- 補足説明ボックス ---------- */
.info-point-box {
  background: var(--color-primary-pale);
  border-left: 4px solid var(--color-primary);
  padding: 24px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin-top: 12px;
}

.info-point-title {
  color: var(--color-primary);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.info-point-box p {
  font-size: 0.92rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  margin: 0;
}

.info-point-box strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* ---------- クリニック比較テーブル ---------- */
.clinic-comparison-wrap { margin-bottom: 40px; }
.comparison-title {
  color: var(--color-primary);
  margin-bottom: 12px;
  font-size: 1.15rem;
  font-family: var(--font-serif);
  border-left: 4px solid var(--color-gold);
  padding-left: 12px;
}
.comparison-desc { color: var(--color-text-sub); margin-bottom: 18px; font-size: 0.92rem; }

.table-responsive { overflow-x: auto; }
.clinic-comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
  text-align: left;
  font-size: 0.85rem;
}
.clinic-comparison-table thead tr {
  background: var(--color-bg-light);
  border-bottom: 2px solid var(--color-gold-border);
}
.clinic-comparison-table th { padding: 10px 12px; font-weight: 600; color: var(--color-primary); font-size: 0.82rem; white-space: nowrap !important; }
.clinic-comparison-table td { padding: 10px 12px; border-bottom: 1px solid var(--color-border-light); color: var(--color-text); vertical-align: top; }
.clinic-comparison-table a { color: var(--color-primary); font-weight: bold; text-decoration: none; }
.clinic-comparison-table a:hover { text-decoration: underline; }
.c-spec-text { font-size: 0.82rem; color: var(--color-text-sub); }
.c-eval-text { color: var(--color-gold); font-weight: bold; font-size: 0.82rem; margin-right: 4px; }

/* 脱毛形式カラムの折り返し防止 */
.clinic-comparison-table th:nth-child(2),
.clinic-comparison-table td:nth-child(2) {
  white-space: nowrap;
}

/* ---------- クリニックノート ---------- */
.clinic-note {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  background: var(--color-gold-pale);
  border: 1px solid var(--color-gold-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-size: 0.80rem;
  color: #5a4a20;
  margin-bottom: 36px;
  line-height: 1.7;
}
.clinic-note svg { color: var(--color-gold); margin-top: 2px; }

/* ---------- クリニックグリッド（AGAサイト準拠）---------- */
.clinic-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 24px;
}

.clinic-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}

.clinic-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.clinic-card-header {
  padding: 22px 22px 18px;
  border-bottom: 1px solid var(--color-border-light);
  background: var(--color-primary-pale);
}

.clinic-badge {
  display: inline-block;
  font-size: 0.70rem;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  letter-spacing: 0.06em;
}

.clinic-badge--clinic {
  background: #e8eef8;
  color: #1e3a6e;
  border: 1px solid #b8c8e4;
}

.clinic-badge--salon {
  background: #f1f1f1;
  color: #666;
  border: 1px solid #ccc;
}

.clinic-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.clinic-catch {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.clinic-body {
  flex: 1;
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.clinic-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.clinic-feature {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  font-size: 0.85rem;
  padding: 5px 0;
  border-bottom: 1px solid var(--color-border-light);
  gap: 8px;
}

.clinic-feature:last-child { border-bottom: none; }

.cf-label {
  color: var(--color-text-muted);
  font-size: 0.78rem;
  white-space: nowrap;
}

.clinic-feature span:last-child {
  font-weight: 500;
  color: var(--color-text);
  text-align: right;
}

.clinic-pros {
  background: var(--color-primary-pale);
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 12px 14px;
}

.clinic-pros-title {
  font-size: 0.70rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary-lt);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.clinic-pros ul {
  padding-left: 14px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.clinic-pros li {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  line-height: 1.6;
  list-style: disc;
}

.clinic-note-sm {
  font-size: 0.73rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
  padding-top: 4px;
  border-top: 1px solid var(--color-border-light);
}

.clinic-btn {
  display: block;
  margin: 0 22px 22px;
  padding: 12px;
  background: var(--color-primary);
  color: #fff;
  text-align: center;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background var(--transition), transform var(--transition);
  letter-spacing: 0.03em;
  text-decoration: none;
}

.clinic-btn:hover {
  background: var(--color-primary-lt);
  text-decoration: none;
  transform: translateY(-1px);
}

/* ---------- FAQアコーディオン (AGAサイト完全再現) ---------- */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition);
}

.faq-item:hover {
  box-shadow: var(--shadow-sm);
}

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  text-align: left;
  cursor: pointer;
  background: none;
  border: none;
  transition: background var(--transition);
}

.faq-q:hover {
  background: var(--color-bg-light);
}

.faq-q[aria-expanded="true"] {
  background: var(--color-primary-pale);
}

.faq-q span {
  font-family: var(--font-serif);
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--color-primary);
  flex: 1;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--color-text-muted);
  transition: transform var(--transition);
  flex-shrink: 0;
}

.faq-q[aria-expanded="true"] .faq-chevron {
  transform: rotate(180deg);
}

.faq-a {
  padding: 0 22px 20px;
  animation: fadeUp 0.22s ease;
}

.faq-a.hidden {
  display: none;
}

.faq-a p {
  font-size: 0.92rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  margin-bottom: 10px;
}

.faq-a p:last-child {
  margin-bottom: 0;
}

.faq-a strong {
  color: var(--color-primary);
  font-weight: 700;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- フッター ---------- */
.site-footer {
  text-align: center;
  padding: 40px 24px;
  background: var(--color-primary);
  color: rgba(255,255,255,0.7);
  font-size: 0.85rem;
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 900px) {
  .info-cards { grid-template-columns: repeat(2, 1fr); }
  .clinic-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-title { font-size: 2.2rem; }
  .hero-desc { font-size: 0.92rem; }
  .hero-inner { padding: 60px 0 80px; }
  .section-header h2 { font-size: 1.6rem; }
  .nav-links { gap: 18px; }

  /* モバイルナビ */
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    padding: 20px 24px;
    gap: 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    z-index: 999;
  }
  .nav-links.active { display: flex; }
  .nav-links li { border-bottom: 1px solid var(--color-border-light); }
  .nav-links a { display: block; padding: 12px 0; font-size: 0.95rem; }
}

@media (max-width: 480px) {
  .info-cards { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.9rem; }
  .btn { padding: 11px 20px; font-size: 0.88rem; }
}


/* ---------- データテーブル ---------- */
.data-table-wrapper {
  overflow-x: auto;
  margin-bottom: 24px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.data-table th,
.data-table td {
  padding: 14px 16px;
  border: 1px solid var(--color-border-light);
}

.data-table th {
  background: var(--color-bg-light);
  color: var(--color-primary);
  font-weight: 700;
  white-space: nowrap;
}

.data-table tr:nth-child(even) {
  background: #fafafa;
}

.data-table tr:hover {
  background: var(--color-primary-pale);
}

/* ---------- サイトフッター ---------- */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.65);
  padding: 52px 0 32px;
}

.footer-inner {
  text-align: center;
}

.site-footer .logo-mark {
  background: linear-gradient(135deg, var(--color-gold) 0%, var(--color-gold-lt) 100%);
  color: var(--color-bg-dark);
}

.site-footer .logo-text {
  color: rgba(255, 255, 255, 0.88);
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 8px;
}

.footer-desc {
  font-family: var(--font-serif);
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 26px;
  letter-spacing: 0.05em;
}

.footer-nav {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.83rem;
  transition: color var(--transition);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-gold-lt);
  text-decoration: none;
}

.footer-note {
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.3);
  max-width: 600px;
  margin: 0 auto 14px;
  line-height: 1.85;
}

.footer-note span {
  display: inline-block;
}

.footer-copy {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.2);
}

/* ---------- トップへ戻るボタン ---------- */
.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  background: var(--color-gold);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-gold-lt);
  transform: translateY(-4px);
  color: #fff;
}