/* 東京銀座歯科 入れ歯LP
 * 純粋なCSSです。Tailwind、Sass、ビルドツールは使用しません。
 * 色・フォントは下記の変数、レイアウトは各セクションのクラスで編集できます。
 * LP専用のクラス接頭辞 tg- と親要素 .tg-denture-lp で既存HPへの影響を抑えます。
 */
body.tg-lp-page { margin: 0; }
.tg-denture-lp {
  --tg-navy: #0d2339;
  --tg-navy-light: #213c59;
  --tg-gold: #cc9c42;
  --tg-gold-light: #d9b06b;
  --tg-cream: #f5f1ea;
  --tg-dark: #0f171f;
  --tg-gray: #5f6469;
  --tg-background: #fdfcf9;
  --tg-border: #e1ddd7;
  --tg-serif: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --tg-sans: "Noto Sans JP", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  color: var(--tg-dark);
  background: var(--tg-background);
  font-family: var(--tg-sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  overflow-wrap: break-word;
}
.tg-denture-lp *, .tg-denture-lp *::before, .tg-denture-lp *::after { box-sizing: border-box; }
.tg-denture-lp :where(h1, h2, h3, p, ul) { margin: 0; }
.tg-denture-lp :where(h1, h2, h3) { color: inherit; }
.tg-denture-lp a { color: inherit; text-decoration: none; }
.tg-denture-lp a:focus-visible, .tg-denture-lp summary:focus-visible, .tg-denture-lp [tabindex]:focus-visible {
  outline: 3px solid var(--tg-gold);
  outline-offset: 4px;
}
.tg-denture-lp img { display: block; max-width: 100%; height: auto; }
.tg-denture-lp svg { display: inline-block; vertical-align: middle; }
.tg-denture-lp table { border-collapse: collapse; border-spacing: 0; }
.tg-denture-lp section[id] { scroll-margin-top: 88px; }

/* 共通の幅・余白・見出し */
.tg-denture-lp .tg-container { width: 100%; max-width: 1024px; margin: 0 auto; padding: 0 24px; }
.tg-denture-lp .tg-container--large { max-width: 1152px; }
.tg-denture-lp .tg-container--small { max-width: 896px; }
.tg-denture-lp .tg-container--cta { max-width: 768px; }
.tg-denture-lp .tg-section { padding: 64px 0; }
.tg-denture-lp .tg-section--cream { background: var(--tg-cream); }
.tg-denture-lp .tg-section--navy { color: #fff; background: var(--tg-navy); }
.tg-denture-lp .tg-heading {
  color: var(--tg-navy); font: 700 24px/1.4 var(--tg-serif); text-align: center; margin-bottom: 8px;
}
.tg-denture-lp .tg-section--navy .tg-heading { color: #fff; }
.tg-denture-lp .tg-rule { width: 48px; height: 2px; margin: 0 auto 16px; background: var(--tg-gold); }
.tg-denture-lp .tg-rule:last-child, .tg-denture-lp .tg-rule + .tg-split,
.tg-denture-lp .tg-rule + .tg-info-wrap, .tg-denture-lp .tg-rule + .tg-faq-list { margin-top: 48px; }
.tg-denture-lp .tg-intro { color: var(--tg-gray); text-align: center; margin-bottom: 48px; }
.tg-denture-lp .tg-section--navy .tg-intro { color: rgba(255,255,255,.7); }
.tg-denture-lp .tg-body { color: var(--tg-gray); line-height: 1.625; margin-bottom: 24px; }
.tg-denture-lp .tg-body-small { color: var(--tg-gray); font-size: 14px; line-height: 1.625; }
.tg-denture-lp .tg-subheading { color: var(--tg-navy); font: 700 20px/1.4 var(--tg-serif); margin-bottom: 16px; }
.tg-denture-lp .tg-section--navy .tg-subheading { color: #fff; }
.tg-denture-lp .tg-section--navy .tg-body { color: rgba(255,255,255,.8); }
.tg-denture-lp .tg-icon { width: 20px; height: 20px; flex: 0 0 auto; }
.tg-denture-lp .tg-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--tg-gold); flex: 0 0 auto; }
.tg-denture-lp .tg-dot--small { width: 6px; height: 6px; }
.tg-denture-lp .tg-number {
  width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  background: #e7e9ec; color: var(--tg-navy); font-size: 14px; font-weight: 700; flex: 0 0 auto;
}
.tg-denture-lp .tg-number--gold { color: #fff; background: var(--tg-gold); }

/* 予約・詳細ボタン */
.tg-denture-lp .tg-actions { display: flex; flex-direction: column; gap: 12px; }
.tg-denture-lp .tg-actions--center { justify-content: center; gap: 16px; }
.tg-denture-lp .tg-button {
  display: inline-flex; align-items: center; justify-content: center; padding: 14px 30px;
  border: 2px solid transparent; border-radius: 999px; font-weight: 700; text-align: center; line-height: 1.5;
  transition: background-color 180ms, color 180ms, transform 160ms; cursor: pointer;
}
.tg-denture-lp .tg-button:active { transform: scale(.97); }
.tg-denture-lp .tg-button--gold { color: #fff; background: var(--tg-gold); box-shadow: 0 10px 18px rgba(0,0,0,.12); }
.tg-denture-lp .tg-button--gold:hover { background: var(--tg-gold-light); }
.tg-denture-lp .tg-button--navy { color: #fff; background: var(--tg-navy); }
.tg-denture-lp .tg-button--navy:hover { background: var(--tg-navy-light); }
.tg-denture-lp .tg-button--outline { color: #fff; border-color: rgba(255,255,255,.8); }
.tg-denture-lp .tg-button--outline:hover { color: var(--tg-navy); background: #fff; }

/* 固定ヘッダー: JSで tg-header--scrolled を切り替えます。 */
.tg-denture-lp .tg-header { position: fixed; inset: 0 0 auto; z-index: 50; color: #fff; transition: background-color 200ms, box-shadow 200ms; }
.tg-denture-lp .tg-header__inner { max-width: 1280px; margin: 0 auto; padding: 12px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.tg-denture-lp .tg-brand { display: flex; align-items: center; gap: 8px; }
.tg-denture-lp .tg-brand__name { font: 700 18px/1.5 var(--tg-serif); white-space: nowrap; }
.tg-denture-lp .tg-brand__caption { display: none; font-size: 12px; opacity: .8; }
.tg-denture-lp .tg-header__actions { display: flex; align-items: center; gap: 12px; }
.tg-denture-lp .tg-header__phone { display: none; align-items: center; gap: 4px; font-size: 14px; font-weight: 600; white-space: nowrap; }
.tg-denture-lp .tg-header__phone .tg-icon { width: 16px; height: 16px; }
.tg-denture-lp .tg-header .tg-button { padding: 8px 18px; font-size: 14px; white-space: nowrap; }
.tg-denture-lp .tg-header--scrolled { color: var(--tg-navy); background: rgba(255,255,255,.97); box-shadow: 0 4px 12px rgba(0,0,0,.12); }

/* ヒーロー */
.tg-denture-lp .tg-hero { position: relative; height: 650px; overflow: hidden; }
.tg-denture-lp .tg-hero__image { width: 100%; height: 100%; object-fit: cover; }
.tg-denture-lp .tg-hero__shade { position: absolute; inset: 0; background: linear-gradient(90deg,rgba(13,35,57,.85),rgba(13,35,57,.5) 50%,transparent); }
.tg-denture-lp .tg-hero__content { position: absolute; inset: 0; display: flex; align-items: center; }
.tg-denture-lp .tg-hero__inner { width: 100%; max-width: 1280px; padding: 0 24px; margin: 0 auto; }
.tg-denture-lp .tg-hero__copy { max-width: 576px; }
.tg-denture-lp .tg-eyebrow { color: var(--tg-gold); font-size: 14px; font-weight: 600; letter-spacing: .05em; margin-bottom: 12px; }
.tg-denture-lp .tg-hero__title { color: #fff; font: 700 30px/1.25 var(--tg-serif); margin-bottom: 20px; }
.tg-denture-lp .tg-hero__description { color: rgba(255,255,255,.9); font-size: 16px; line-height: 1.625; margin-bottom: 32px; }
.tg-denture-lp .tg-desktop-break { display: none; }

/* 悩みとリスク */
.tg-denture-lp .tg-concern-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
.tg-denture-lp .tg-concern { display: flex; align-items: center; gap: 12px; padding: 24px; border: 1px solid var(--tg-border); border-radius: 12px; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.07); }
.tg-denture-lp .tg-concern p { font-weight: 500; }
.tg-denture-lp .tg-risk-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
.tg-denture-lp .tg-risk-card { padding: 24px; border: 1px solid var(--tg-border); border-radius: 12px; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,.07); }
.tg-denture-lp .tg-risk-card__heading { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.tg-denture-lp .tg-risk-card h3 { color: var(--tg-navy); font-size: 18px; font-weight: 700; }
.tg-denture-lp .tg-risk-action { text-align: center; margin-top: 40px; }
.tg-denture-lp .tg-risk-action p { color: var(--tg-navy); font-weight: 600; margin-bottom: 16px; }
.tg-denture-lp .tg-risk-action .tg-button { padding: 10px 30px; }

/* ワンデイ・診療方針・医院・院長の共通2カラム */
.tg-denture-lp .tg-split { display: grid; grid-template-columns: 1fr; gap: 40px; align-items: center; }
.tg-denture-lp .tg-media, .tg-denture-lp .tg-copy { min-width: 0; }
.tg-denture-lp .tg-media img { width: 100%; border-radius: 16px; box-shadow: 0 10px 18px rgba(0,0,0,.12); }
.tg-denture-lp #oneday .tg-media img { max-width: 448px; margin: 0 auto; box-shadow: none; }
.tg-denture-lp .tg-media--policy { order: 2; }
.tg-denture-lp #policy .tg-copy { order: 1; }
.tg-denture-lp .tg-media--director { order: 1; }
.tg-denture-lp #director .tg-copy { order: 2; }
.tg-denture-lp #oneday .tg-button { padding: 10px 22px; }
.tg-denture-lp .tg-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-bottom: 32px; }
.tg-denture-lp .tg-metric { text-align: center; }
.tg-denture-lp .tg-metric__value { color: var(--tg-gold); font-family: "Inter",sans-serif; font-size: 30px; font-weight: 700; line-height: 1.2; }
.tg-denture-lp .tg-metric__label { color: rgba(255,255,255,.6); font-size: 12px; margin-top: 4px; }
.tg-denture-lp .tg-check-list { list-style: none; padding: 0; margin: 0 0 32px; }
.tg-denture-lp .tg-check-list li { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.9); }
.tg-denture-lp .tg-check-list li + li { margin-top: 8px; }
.tg-denture-lp .tg-check-list .tg-icon { color: var(--tg-gold); }
.tg-denture-lp .tg-policy-points { display: grid; gap: 16px; margin-top: 32px; }
.tg-denture-lp .tg-policy-point { display: flex; align-items: flex-start; gap: 16px; }
.tg-denture-lp .tg-point-title { color: var(--tg-navy); font-weight: 700; }

/* 比較表 */
.tg-denture-lp .tg-table-scroll { overflow-x: auto; border-radius: 12px; box-shadow: 0 1px 3px rgba(0,0,0,.07); }
.tg-denture-lp .tg-comparison { width: 100%; min-width: 560px; background: #fff; font-size: 14px; }
.tg-denture-lp .tg-comparison thead { color: #fff; background: var(--tg-navy); }
.tg-denture-lp .tg-comparison th, .tg-denture-lp .tg-comparison td { padding: 12px 16px; border-bottom: 1px solid var(--tg-border); text-align: center; }
.tg-denture-lp .tg-comparison tr > :first-child { text-align: left; }
.tg-denture-lp .tg-comparison tbody th { color: var(--tg-navy); font-weight: 500; }
.tg-denture-lp .tg-comparison tbody td { color: var(--tg-gray); }
.tg-denture-lp .tg-comparison tbody td:nth-child(2) { color: var(--tg-navy); font-weight: 600; }
.tg-denture-lp .tg-comparison tbody tr:nth-child(even) { background: #faf8f4; }

/* 治療ステップ */
.tg-denture-lp .tg-step { display: flex; gap: 16px; }
.tg-denture-lp .tg-step__marker { display: flex; flex-direction: column; align-items: center; flex: 0 0 40px; }
.tg-denture-lp .tg-step__number { width: 40px; height: 40px; border-radius: 50%; background: var(--tg-navy); color: #fff; display: flex; align-items: center; justify-content: center; font: 700 14px/1 "Inter",sans-serif; flex-shrink: 0; }
.tg-denture-lp .tg-step__line { width: 2px; height: 100%; min-height: 40px; background: #cdd3d9; }
.tg-denture-lp .tg-step__body { padding-bottom: 32px; }
.tg-denture-lp .tg-step h3 { color: var(--tg-navy); font-size: 18px; font-weight: 700; margin-bottom: 4px; }

/* 症例 */
.tg-denture-lp .tg-case { background: #fff; border-radius: 16px; padding: 24px; box-shadow: 0 1px 3px rgba(0,0,0,.07); }
.tg-denture-lp .tg-case + .tg-case { margin-top: 32px; }
.tg-denture-lp .tg-case__title { color: var(--tg-navy); font-size: 18px; font-weight: 700; margin-bottom: 16px; }
.tg-denture-lp .tg-case__photos { display: grid; grid-template-columns: 1fr; gap: 24px; margin-bottom: 24px; }
.tg-denture-lp .tg-photo-label { color: var(--tg-gray); font-size: 12px; font-weight: 600; margin-bottom: 8px; }
.tg-denture-lp .tg-case__photo img { width: 100%; border-radius: 8px; }
.tg-denture-lp .tg-case__meta { display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 16px; font-size: 14px; }
.tg-denture-lp .tg-case__meta-item { padding: 12px; background: var(--tg-cream); border-radius: 8px; color: var(--tg-navy); }
.tg-denture-lp .tg-case__meta-item span:first-child { color: var(--tg-gray); }
.tg-denture-lp .tg-case__body { color: var(--tg-gray); font-size: 14px; }
.tg-denture-lp .tg-case__body p + p { margin-top: 8px; }
.tg-denture-lp .tg-label { color: var(--tg-navy); font-weight: 600; }
.tg-denture-lp .tg-note { color: var(--tg-gray); font-size: 12px; }

/* 医院・院長 */
.tg-denture-lp .tg-feature-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; }
.tg-denture-lp .tg-feature { display: flex; align-items: center; gap: 8px; padding: 12px; background: var(--tg-cream); border-radius: 8px; color: var(--tg-navy); font-size: 14px; font-weight: 500; }
.tg-denture-lp .tg-feature .tg-icon { width: 16px; height: 16px; color: var(--tg-gold); }
.tg-denture-lp .tg-director-position { color: var(--tg-gray); font-size: 14px; margin-bottom: 4px; }
.tg-denture-lp #director .tg-subheading { font-size: 24px; margin-bottom: 24px; }
.tg-denture-lp .tg-director-message { color: var(--tg-gray); line-height: 1.625; }
.tg-denture-lp .tg-director-message p + p { margin-top: 16px; }
.tg-denture-lp .tg-credentials { margin-top: 24px; }
.tg-denture-lp .tg-credential { display: flex; align-items: center; gap: 8px; color: var(--tg-navy); font-size: 14px; font-weight: 500; }
.tg-denture-lp .tg-credential + .tg-credential { margin-top: 8px; }
.tg-denture-lp .tg-info-wrap { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,.07); }
.tg-denture-lp .tg-information { width: 100%; font-size: 14px; }
.tg-denture-lp .tg-information th, .tg-denture-lp .tg-information td { padding: 16px 24px; border-bottom: 1px solid var(--tg-border); text-align: left; vertical-align: top; }
.tg-denture-lp .tg-information th { width: 128px; color: var(--tg-navy); font-weight: 600; }
.tg-denture-lp .tg-information td { color: var(--tg-gray); white-space: pre-line; }
.tg-denture-lp .tg-information tr:nth-child(even) { background: #fcfaf7; }

/* FAQ: 標準HTML details/summary。JavaScriptが無効でも開閉できます。 */
.tg-denture-lp .tg-faq-item { padding: 0 24px; background: #fff; border: 1px solid var(--tg-border); border-radius: 12px; }
.tg-denture-lp .tg-faq-item + .tg-faq-item { margin-top: 12px; }
.tg-denture-lp .tg-faq-question { position: relative; padding: 20px 26px 20px 0; color: var(--tg-navy); font-size: 14px; font-weight: 600; list-style: none; cursor: pointer; }
.tg-denture-lp .tg-faq-question::-webkit-details-marker { display: none; }
.tg-denture-lp .tg-faq-question > span { display: flex; align-items: flex-start; gap: 8px; }
.tg-denture-lp .tg-faq-question::after { content: ""; position: absolute; top: 25px; right: 2px; width: 8px; height: 8px; border-right: 1.5px solid var(--tg-gray); border-bottom: 1.5px solid var(--tg-gray); transform: rotate(45deg); transition: transform 180ms; }
.tg-denture-lp .tg-faq-item[open] .tg-faq-question::after { transform: rotate(225deg); }
.tg-denture-lp .tg-faq-mark { color: var(--tg-gold); font-weight: 700; flex: 0 0 auto; }
.tg-denture-lp .tg-faq-answer { padding-bottom: 20px; color: var(--tg-gray); font-size: 14px; line-height: 1.625; }
.tg-denture-lp .tg-faq-answer .tg-faq-mark { color: var(--tg-navy); margin-right: 4px; }

/* 最終CTA・フッター */
.tg-denture-lp .tg-cta { text-align: center; }
.tg-denture-lp .tg-cta .tg-heading { margin-bottom: 16px; }
.tg-denture-lp .tg-cta__description { color: rgba(255,255,255,.7); line-height: 1.625; margin-bottom: 32px; }
.tg-denture-lp .tg-cta__hours { color: rgba(255,255,255,.5); font-size: 12px; margin-top: 16px; }
.tg-denture-lp .tg-cta .tg-button { padding: 14px 38px; }
.tg-denture-lp .tg-footer { color: rgba(255,255,255,.7); background: var(--tg-navy-light); padding: 32px 0; }
.tg-denture-lp .tg-footer__row { display: flex; flex-direction: column; align-items: center; justify-content: space-between; gap: 16px; }
.tg-denture-lp .tg-footer__brand p:first-child { color: #fff; font-family: var(--tg-serif); font-weight: 700; }
.tg-denture-lp .tg-footer__brand p:last-child { font-size: 12px; margin-top: 4px; }
.tg-denture-lp .tg-footer__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 24px; font-size: 14px; }
.tg-denture-lp .tg-footer__links a:hover { color: var(--tg-gold); }
.tg-denture-lp .tg-footer__copyright { border-top: 1px solid rgba(255,255,255,.1); margin-top: 24px; padding-top: 24px; text-align: center; font-size: 12px; }

/* レスポンシブ */
@media (min-width: 640px) {
  .tg-denture-lp .tg-actions { flex-direction: row; }
}
@media (min-width: 768px) {
  .tg-denture-lp .tg-section { padding: 96px 0; }
  .tg-denture-lp .tg-heading { font-size: 30px; }
  .tg-denture-lp .tg-brand__name { font-size: 20px; }
  .tg-denture-lp .tg-brand__caption { display: inline; }
  .tg-denture-lp .tg-header__phone { display: flex; }
  .tg-denture-lp .tg-hero { height: 750px; }
  .tg-denture-lp .tg-hero__inner { padding: 0 48px; }
  .tg-denture-lp .tg-eyebrow { font-size: 16px; }
  .tg-denture-lp .tg-hero__title { font-size: 48px; }
  .tg-denture-lp .tg-hero__description { font-size: 18px; }
  .tg-denture-lp .tg-desktop-break { display: inline; }
  .tg-denture-lp .tg-concern-grid, .tg-denture-lp .tg-risk-grid { grid-template-columns: repeat(2,1fr); }
  .tg-denture-lp .tg-subheading { font-size: 24px; }
  .tg-denture-lp .tg-metric__value { font-size: 36px; }
  .tg-denture-lp .tg-step { gap: 24px; }
  .tg-denture-lp .tg-case { padding: 32px; }
  .tg-denture-lp .tg-case__photos { grid-template-columns: repeat(2,1fr); }
  .tg-denture-lp .tg-case__meta { grid-template-columns: repeat(3,1fr); }
  .tg-denture-lp .tg-cta { padding: 80px 0; }
  .tg-denture-lp .tg-footer__row { flex-direction: row; }
}
@media (min-width: 1024px) {
  .tg-denture-lp .tg-concern-grid { grid-template-columns: repeat(3,1fr); }
  .tg-denture-lp .tg-split { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .tg-denture-lp .tg-media--policy, .tg-denture-lp #policy .tg-copy,
  .tg-denture-lp .tg-media--director, .tg-denture-lp #director .tg-copy { order: initial; }
}
@media (max-width: 359px) {
  .tg-denture-lp .tg-header__inner { padding-right: 12px; padding-left: 12px; }
  .tg-denture-lp .tg-header .tg-button { padding-right: 12px; padding-left: 12px; }
  .tg-denture-lp .tg-brand__name { font-size: 16px; }
  .tg-denture-lp .tg-information th, .tg-denture-lp .tg-information td { padding: 14px 16px; }
  .tg-denture-lp .tg-information th { width: 96px; }
}
@media (prefers-reduced-motion: reduce) {
  .tg-denture-lp *, .tg-denture-lp *::before, .tg-denture-lp *::after { transition: none !important; animation: none !important; }
}