/* ===================================================
   九州総合歯科グループ 症例集LP — style.css
   =================================================== */

/* --- リセット & ベース --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #2d2d2d;
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* --- カラー変数 --- */
:root {
  --primary: #1a6b8a;
  --primary-dark: #145770;
  --primary-light: #e8f4f9;
  --accent: #2dab7c;
  --accent-light: #e8f8f3;
  --gold: #c9a84c;
  --text: #2d2d2d;
  --text-light: #666;
  --border: #e0e0e0;
  --bg-gray: #f7f8fa;
  --white: #fff;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-sm: 6px;
}

/* --- コンテナ --- */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================================================
   ボタン
   =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  transition: all 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(26,107,138,0.35);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(26,107,138,0.4); }
.btn-white {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-white:hover { background: var(--primary-light); transform: translateY(-2px); }
.btn-outline-sm {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  padding: 8px 18px;
  font-size: 0.85rem;
}
.btn-outline-sm:hover { background: var(--primary); color: #fff; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-detail {
  background: var(--primary-light);
  color: var(--primary);
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 14px;
  transition: all 0.2s;
  width: 100%;
  text-align: center;
  border: 1.5px solid rgba(26,107,138,0.2);
}
.btn-detail:hover { background: var(--primary); color: #fff; }
.btn-line {
  background: #06c755;
  color: #fff;
  font-weight: 700;
  border-radius: 8px;
  padding: 12px 20px;
  font-size: 0.95rem;
  width: 100%;
}
.btn-line:hover { background: #05b34d; }
.btn-block { width: 100%; }

/* ===================================================
   セクション共通
   =================================================== */
section { padding: 80px 0; }
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--primary);
  margin-bottom: 10px;
  display: block;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.45;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--text-light);
  font-size: 0.95rem;
  line-height: 1.8;
}

/* ===================================================
   ヘッダー
   =================================================== */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
#site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.1); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.header-logo a {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
  color: var(--primary);
}
.logo-mark {
  font-size: 1.4rem;
  color: var(--primary);
  line-height: 1;
}
.logo-text { font-size: 0.95rem; }
.header-nav ul {
  display: flex;
  align-items: center;
  gap: 28px;
}
.header-nav a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.2s;
}
.header-nav a:hover { color: var(--primary); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===================================================
   ヒーロー
   =================================================== */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #e8f4f9 0%, #f0faff 50%, #e8f8f3 100%);
  z-index: 0;
}
.hero-bg::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,107,138,0.08) 0%, transparent 70%);
  right: -100px; top: -100px;
}
.hero-bg::after {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(45,171,124,0.07) 0%, transparent 70%);
  left: 10%; bottom: 10%;
}
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}
.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--primary);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  width: 32px; height: 2px;
  background: var(--primary);
  display: inline-block;
}
.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.4;
  color: var(--text);
  margin-bottom: 22px;
}
.hero-title em {
  font-style: normal;
  color: var(--primary);
  border-bottom: 3px solid var(--accent);
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--text-light);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-num {
  font-family: 'Noto Serif JP', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
}
.stat-num small {
  font-size: 1rem;
  font-weight: 600;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-light);
}
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}
.hero-scroll a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(26,107,138,0.3);
  color: var(--primary);
  animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.sp-br { display: none; }

/* ===================================================
   症例カテゴリ
   =================================================== */
#categories {
  background: var(--white);
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
}
.category-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.cat-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 120px;
  padding: 18px 12px;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  background: var(--white);
  color: var(--text-light);
  font-size: 0.82rem;
  font-weight: 500;
  transition: all 0.25s ease;
  cursor: pointer;
}
.cat-btn i {
  font-size: 1.4rem;
  color: var(--primary);
  opacity: 0.5;
  transition: opacity 0.2s;
}
.cat-btn:hover,
.cat-btn.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}
.cat-btn:hover i,
.cat-btn.active i { opacity: 1; }
.cat-btn.active { font-weight: 700; }

/* ===================================================
   お悩みセクション
   =================================================== */
#worries { background: var(--bg-gray); }
.worries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.worry-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s;
}
.worry-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.worry-icon {
  width: 56px; height: 56px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  color: var(--primary);
  font-size: 1.4rem;
}
.worry-card p {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.7;
  font-weight: 500;
}

/* ===================================================
   症例一覧
   =================================================== */
#cases { background: var(--bg-gray); }
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 32px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
  display: flex;
  flex-direction: column;
}
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.case-card.hidden { display: none; }

/* ビフォーアフター枠 */
.case-img-wrap { flex-shrink: 0; }
.case-img-placeholder {
  background: var(--bg-gray);
  padding: 20px 12px 16px;
}
.before-after-block {
  display: flex;
  align-items: center;
  gap: 8px;
}
.ba-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.ba-label {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 2px 8px;
  border-radius: 3px;
  text-align: center;
  align-self: flex-start;
}
.ba-label.before { background: #f0f0f0; color: #666; }
.ba-label.after { background: var(--accent-light); color: var(--accent); }
.ba-img {
  background: #e8edf0;
  border-radius: 6px;
  aspect-ratio: 1 / 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: #bbb;
  font-size: 0.7rem;
}
.ba-img i { font-size: 1.4rem; }
.ba-img--photo {
  background: #000;
  padding: 0;
  overflow: hidden;
}
.ba-img--photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 6px;
}
.ba-arrow { color: var(--primary); opacity: 0.5; font-size: 0.9rem; flex-shrink: 0; }
.case-body {
  padding: 20px 20px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* タグ */
.case-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}
.case-tag.implant    { background: #e8f4f9; color: #1a6b8a; }
.case-tag.wire       { background: #f3e8f9; color: #7a3b9e; }
.case-tag.invisalign { background: #e8f4f9; color: #1a7a8a; }
.case-tag.partial    { background: #f0e8f9; color: #6b3b9e; }
.case-tag.kids       { background: #fff4e8; color: #c97c1a; }
.case-tag.ceramic    { background: #fdf5e8; color: #a07820; }
.case-tag.root       { background: #e8f9ef; color: #1a8a5a; }
.case-tag.insurance  { background: #e8f4e8; color: #3a7a3a; }

.case-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 8px;
  color: var(--text);
}
.case-chief {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--border);
}
.case-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 4px;
  flex: 1;
}
.meta-item {
  display: flex;
  align-items: flex-start;
  gap: 7px;
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.5;
}
.meta-item i { color: var(--primary); opacity: 0.7; margin-top: 3px; flex-shrink: 0; }
.meta-item strong { color: var(--text); }
.meta-item small { font-size: 0.72rem; color: var(--text-light); }

.cases-notice {
  font-size: 0.82rem;
  color: var(--text-light);
  line-height: 1.8;
  padding: 16px 20px;
  background: #fff;
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary);
}

/* ===================================================
   中間CTA
   =================================================== */
#mid-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 72px 0;
}
.mid-cta-inner { text-align: center; }
.mid-cta-sub {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 10px;
}
.mid-cta-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.45;
  margin-bottom: 16px;
}
.mid-cta-desc {
  color: rgba(255,255,255,0.8);
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 36px;
}
.mid-cta-btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.mid-cta-btns .btn-primary {
  background: #fff;
  color: var(--primary);
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.mid-cta-btns .btn-primary:hover { background: var(--primary-light); }
.mid-cta-btns .btn-white { background: transparent; color: #fff; border-color: rgba(255,255,255,0.6); }
.mid-cta-btns .btn-white:hover { background: rgba(255,255,255,0.15); }

/* ===================================================
   選ばれる理由
   =================================================== */
#reasons { background: var(--white); }
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.reason-card {
  padding: 32px 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}
.reason-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.reason-num {
  font-family: 'Noto Serif JP', serif;
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(26,107,138,0.12);
  position: absolute;
  top: 20px; right: 20px;
  line-height: 1;
}
.reason-icon {
  width: 52px; height: 52px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.3rem;
  margin-bottom: 16px;
}
.reason-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--primary);
}
.reason-card p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.75;
}

/* ===================================================
   FAQ
   =================================================== */
#faq { background: var(--bg-gray); }
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  gap: 16px;
  transition: background 0.2s;
}
.faq-q:hover { background: var(--primary-light); }
.faq-q i {
  font-size: 0.8rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.3s;
}
.faq-q.open i { transform: rotate(180deg); }
.faq-a {
  display: none;
  padding: 0 24px 20px;
  border-top: 1px solid var(--border);
}
.faq-a p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.8;
  padding-top: 16px;
}

/* ===================================================
   医院一覧
   =================================================== */
#clinics { background: var(--white); }
.clinics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.clinic-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}
.clinic-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.clinic-icon {
  width: 48px; height: 48px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
  margin: 0 auto 14px;
}
.clinic-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
}
.clinic-addr, .clinic-tel, .clinic-hours, .clinic-holiday {
  font-size: 0.78rem;
  color: var(--text-light);
  line-height: 1.6;
  margin-bottom: 4px;
  display: flex;
  align-items: flex-start;
  gap: 5px;
  text-align: left;
}
.clinic-addr i, .clinic-tel i, .clinic-hours i, .clinic-holiday i {
  color: var(--primary);
  opacity: 0.7;
  margin-top: 3px;
  flex-shrink: 0;
}
.clinic-tel a {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
}
.clinic-tel a:hover { text-decoration: underline; }

/* 2院表示時に中央寄せ */
.clinics-grid--center {
  grid-template-columns: repeat(2, 1fr);
  max-width: 720px;
  margin: 0 auto;
}
.clinic-card .btn-outline-sm {
  margin-top: 14px;
  width: 100%;
  text-align: center;
}

/* ===================================================
   お問い合わせ
   =================================================== */
#contact { background: var(--bg-gray); }
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 40px;
  align-items: flex-start;
}
.contact-form-area {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}
.required {
  font-size: 0.72rem;
  background: var(--primary);
  color: #fff;
  padding: 1px 6px;
  border-radius: 3px;
  margin-left: 4px;
  font-weight: 600;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 11px 15px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: inherit;
  color: var(--text);
  transition: border-color 0.2s;
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26,107,138,0.1);
}
.form-group textarea { resize: vertical; }
.form-check {
  flex-direction: row;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}
.form-check input[type="checkbox"] {
  width: 18px; height: 18px;
  border: 1.5px solid var(--border);
  border-radius: 3px;
  accent-color: var(--primary);
  padding: 0;
}
.form-check label { font-size: 0.85rem; font-weight: 500; color: var(--text-light); }
.form-note {
  font-size: 0.78rem;
  color: var(--text-light);
  text-align: center;
  margin-top: 12px;
}
.form-success {
  text-align: center;
  padding: 40px;
}
.form-success i {
  font-size: 3rem;
  color: var(--accent);
  margin-bottom: 16px;
}
.form-success h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.form-success p { font-size: 0.9rem; color: var(--text-light); }
.contact-info-area {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-tel-box,
.contact-line-box,
.contact-clinic-box {
  background: #fff;
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.clinic-box-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}
.clinic-box-name {
  font-size: 1rem;
  color: var(--primary);
  margin-bottom: 10px;
}
.clinic-box-addr,
.clinic-box-hours {
  font-size: 0.78rem;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 4px;
  display: flex;
  align-items: flex-start;
  gap: 5px;
}
.clinic-box-addr i,
.clinic-box-hours i {
  color: var(--primary);
  opacity: 0.7;
  margin-top: 3px;
  flex-shrink: 0;
}
.tel-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 8px;
}
.tel-num {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}
.tel-hours {
  font-size: 0.78rem;
  color: var(--text-light);
}
.line-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 12px;
}
.line-qr-placeholder {
  width: 100%;
  aspect-ratio: 1/1;
  max-height: 120px;
  background: var(--bg-gray);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-light);
  font-size: 0.75rem;
  margin-bottom: 12px;
}
.line-qr-placeholder i { font-size: 2rem; }
.contact-guideline {
  background: var(--primary-light);
  border-radius: var(--radius);
  padding: 20px;
  border-left: 3px solid var(--primary);
}
.contact-guideline h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.contact-guideline ul { padding-left: 0; }
.contact-guideline li {
  font-size: 0.78rem;
  color: var(--text-light);
  padding: 3px 0 3px 14px;
  position: relative;
  line-height: 1.5;
}
.contact-guideline li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: var(--primary);
}

/* ===================================================
   フッター
   =================================================== */
#site-footer {
  background: #1a2535;
  color: rgba(255,255,255,0.7);
  padding: 48px 0 24px;
}
.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-weight: 700;
}
.footer-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}
.footer-nav a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}
.footer-nav a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 20px;
}
.footer-disclaimer {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.8;
  margin-bottom: 12px;
}
.footer-copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  text-align: center;
}

/* ===================================================
   モーダル
   =================================================== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 2000;
  padding: 24px;
  overflow-y: auto;
  align-items: flex-start;
  justify-content: center;
}
.modal-overlay.open { display: flex; }
.modal-box {
  display: none;
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 36px 40px;
  max-width: 680px;
  width: 100%;
  position: relative;
  margin: auto;
  animation: modalIn 0.3s ease;
}
.modal-box.open { display: block; }
@keyframes modalIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--bg-gray);
  color: var(--text-light);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
}
.modal-close:hover { background: var(--border); }
.modal-box h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  padding-right: 40px;
  line-height: 1.5;
}
.modal-box .case-tag { margin-bottom: 20px; }
.modal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.modal-table th,
.modal-table td {
  padding: 11px 14px;
  border: 1px solid var(--border);
  vertical-align: top;
  line-height: 1.65;
}
.modal-table th {
  width: 35%;
  background: var(--primary-light);
  font-weight: 600;
  color: var(--primary-dark);
  white-space: nowrap;
}
.modal-table td { color: var(--text-light); }

/* 担当医ブロック（モーダル内） */
.modal-doctor {
  margin-top: 20px;
  padding: 16px 18px;
  background: var(--bg-gray);
  border-radius: 8px;
  border-left: 4px solid var(--primary);
}
.modal-doctor-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}
.modal-doctor-inner > .fas {
  font-size: 1.4rem;
  color: var(--primary);
  flex-shrink: 0;
}
.modal-doctor-label {
  display: block;
  font-size: 0.72rem;
  color: var(--text-lighter, #aaa);
  margin-bottom: 2px;
}
.modal-doctor-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
}
.modal-ig-link {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  color: #e1306c;
  font-weight: 600;
  text-decoration: none;
  padding: 6px 12px;
  border: 1px solid #e1306c;
  border-radius: 20px;
  transition: background 0.2s, color 0.2s;
  flex-shrink: 0;
}
.modal-ig-link:hover { background: #e1306c; color: #fff; }
.modal-doctor-comment {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.7;
  font-style: italic;
  margin: 0;
}

/* 担当医ミニ表示（症例カード内） */
.case-doctor-mini {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: auto;
  margin-bottom: 12px;
  padding: 8px 10px;
  background: var(--bg-gray);
  border-radius: 6px;
}
.case-doctor-mini .fas { color: var(--primary); font-size: 0.9rem; }
.case-ig-link {
  margin-left: auto;
  color: #e1306c;
  font-size: 1rem;
  text-decoration: none;
  transition: opacity 0.2s;
}
.case-ig-link:hover { opacity: 0.7; }

/* ===================================================
   固定CTA
   =================================================== */
.fixed-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  z-index: 900;
  border-top: 1px solid var(--border);
}
.fixed-cta a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 10px 8px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: opacity 0.2s;
}
.fixed-cta a:hover { opacity: 0.85; }
.fixed-cta-tel { background: var(--primary); color: #fff; }
.fixed-cta-web { background: var(--accent); color: #fff; }
.fixed-cta-line { background: #06c755; color: #fff; }
.fixed-cta a i { font-size: 1.1rem; }

/* ===================================================
   レスポンシブ
   =================================================== */
@media (max-width: 1024px) {
  .cases-grid { grid-template-columns: repeat(2, 1fr); }
  .reasons-grid { grid-template-columns: repeat(2, 1fr); }
  .clinics-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 56px 0; }

  /* ヘッダー */
  .header-nav {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: #fff;
    padding: 20px 24px 24px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    flex-direction: column;
    z-index: 999;
  }
  .header-nav.open { display: flex; }
  .header-nav ul { flex-direction: column; gap: 0; }
  .header-nav li { border-bottom: 1px solid var(--border); }
  .header-nav a {
    display: block;
    padding: 14px 0;
    font-size: 0.95rem;
  }
  .hamburger { display: flex; }

  /* ヒーロー */
  #hero { min-height: auto; padding: 100px 0 100px; }
  .hero-title { font-size: 1.7rem; }
  .hero-cta { flex-direction: column; gap: 12px; }
  .hero-cta .btn { width: 100%; text-align: center; justify-content: center; }
  .hero-stats { gap: 20px; }
  .sp-br { display: block; }

  /* カテゴリ */
  .cat-btn { width: 88px; padding: 14px 8px; font-size: 0.75rem; }

  /* お悩み */
  .worries-grid { grid-template-columns: repeat(2, 1fr); }

  /* 症例 */
  .cases-grid { grid-template-columns: 1fr; }

  /* 選ばれる理由 */
  .reasons-grid { grid-template-columns: 1fr; }

  /* 医院一覧 */
  .clinics-grid { grid-template-columns: 1fr; }

  /* お問い合わせ */
  .contact-wrap {
    grid-template-columns: 1fr;
  }
  .contact-form-area { padding: 24px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }

  /* モーダル */
  .modal-box { padding: 24px 20px 28px; }
  .modal-table th { width: 100%; display: block; border-bottom: none; }
  .modal-table td { display: block; border-top: none; }

  /* 固定CTA */
  .fixed-cta a span { font-size: 0.68rem; }
}

@media (max-width: 480px) {
  .worries-grid { grid-template-columns: 1fr; }
  .cat-btn { width: 78px; font-size: 0.7rem; }
  .hero-stats { flex-direction: column; gap: 12px; }
}