/* =============================================
   STRETCH LABO - style.css

   目次:
   1. CSS変数 / リセット
   2. 共通コンポーネント
   3. ヘッダー
   4. ヒーロー
   5. 特徴セクション
   6. Aboutセクション
   7. サービスセクション
   8. 効果セクション
   9. 料金セクション
   10. フローセクション
   11. FAQセクション
   12. アクセスセクション
   13. お問い合わせセクション
   14. フッター
   15. バックトップボタン
   16. レスポンシブ
============================================= */

/* =============================================
   1. CSS変数 / リセット
============================================= */
:root {
  /* カラーパレット */
  --color-primary:     #1D4E7C;   /* メインカラー：ネイビーブルー（信頼感） */
  --color-primary-lt:  #2E6DA4;   /* 少し明るいブルー */
  --color-primary-bg:  #EBF3FB;   /* 薄いブルー背景 */
  --color-accent:      #D4642A;   /* アクセント：テラコッタ（活力） */
  --color-dark:        #131E2D;   /* テキスト：深いネイビー */
  --color-gray:        #5B6C7F;   /* サブテキスト：ブルーグレー */
  --color-gray-lt:     #D8E4EF;   /* ボーダー：薄いブルーグレー */
  --color-bg:          #F5F9FD;   /* 全体背景：クリーンなオフホワイト */
  --color-white:       #FFFFFF;

  /* タイポグラフィ */
  --font-ja:   'Noto Sans JP', sans-serif;
  --font-en:   'Cormorant Garamond', serif;

  /* スペーシング */
  --section-py: 96px;
  --container-w: 1120px;
  --container-px: 24px;

  /* シャドウ */
  --shadow-sm: 0 2px 8px rgba(0,0,0,.07);
  --shadow-md: 0 4px 20px rgba(0,0,0,.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.14);

  /* トランジション */
  --transition: .25s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--color-dark);
  background-color: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity var(--transition);
}

a:hover { opacity: .75; }

ul, ol { list-style: none; }

/* =============================================
   2. 共通コンポーネント
============================================= */
.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* セクション見出し */
.section-label {
  font-family: var(--font-en);
  font-size: .85rem;
  letter-spacing: .15em;
  color: var(--color-primary);
  font-weight: 400;
  margin-bottom: 8px;
}

.section-label.center { text-align: center; }

.section-title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 16px;
}

.section-title.center { text-align: center; }

.section-desc {
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto 48px;
}

.section-desc.center { text-align: center; }

/* ボタン */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .05em;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-lt);
  border-color: var(--color-primary-lt);
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(29,78,124,.32);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn--outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
  opacity: 1;
}

.btn--secondary {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
  opacity: 1;
}

.btn--line {
  background: #06C755;
  color: var(--color-white);
  border-color: #06C755;
}
.btn--line:hover {
  background: #05a648;
  border-color: #05a648;
  opacity: 1;
}

.btn--full { width: 100%; }
.btn--large { padding: 18px 48px; font-size: 1.05rem; }

/* requiredバッジ */
.required {
  background: var(--color-accent);
  color: var(--color-white);
  font-size: .7rem;
  padding: 2px 6px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
}

/* =============================================
   3. ヘッダー
============================================= */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  transition: background var(--transition);
}

.header__inner {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--container-px);
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.header__logo-en {
  font-family: var(--font-en);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: .1em;
  color: var(--color-primary);
  line-height: 1;
}

.header__logo-ja {
  font-size: .6rem;
  color: var(--color-gray);
  letter-spacing: .08em;
  line-height: 1;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: 28px;
}

.header__nav-list a {
  font-size: .82rem;
  font-weight: 500;
  color: var(--color-dark);
  letter-spacing: .03em;
  position: relative;
  padding-bottom: 3px;
}

.header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--color-primary);
  transition: width var(--transition);
}

.header__nav-list a:hover::after { width: 100%; }
.header__nav-list a:hover { opacity: 1; }

.header__nav-cta {
  background: var(--color-primary) !important;
  color: var(--color-white) !important;
  padding: 8px 18px !important;
  border-radius: 50px !important;
  font-size: .82rem !important;
}

.header__nav-cta::after { display: none !important; }
.header__nav-cta:hover { background: var(--color-primary-lt) !important; }

/* ハンバーガー */
.header__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.header__hamburger span {
  display: block;
  width: 26px; height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =============================================
   4. ヒーロー
============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: url('images/hero.jpg') center center / cover no-repeat;
  /* 画像がない場合のフォールバックグラデーション */
  background-color: #0a1828;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 24, 40, .85) 0%,
    rgba(29, 78, 124, .55) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 120px var(--container-px) 80px;
}

.hero__sub {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.1rem;
  color: rgba(255,255,255,.8);
  letter-spacing: .1em;
  margin-bottom: 16px;
}

.hero__title {
  font-size: 3.8rem;
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.3;
  margin-bottom: 24px;
}

.hero__title em {
  font-style: normal;
  color: #A8D4F5;
}

.hero__desc {
  color: rgba(255,255,255,.85);
  font-size: 1rem;
  line-height: 2;
  margin-bottom: 40px;
  max-width: 480px;
}

.hero__buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* スクロールインジケーター */
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
}

.hero__scroll span {
  font-family: var(--font-en);
  font-size: .65rem;
  letter-spacing: .2em;
  color: rgba(255,255,255,.6);
}

.hero__scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, rgba(255,255,255,.6), transparent);
  animation: scrollLine 1.8s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* =============================================
   5. 特徴セクション
============================================= */
.features {
  background: var(--color-white);
  padding: 56px 0;
  box-shadow: var(--shadow-sm);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.features__item {
  text-align: center;
  padding: 32px 24px;
  border-radius: 12px;
  transition: box-shadow var(--transition), transform var(--transition);
}

.features__item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.features__icon {
  font-family: var(--font-en);
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--color-primary);
  margin-bottom: 12px;
  line-height: 1;
}

.features__item h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.features__item p {
  font-size: .875rem;
  color: var(--color-gray);
  line-height: 1.8;
}

/* =============================================
   6. Aboutセクション
============================================= */
.about {
  padding: var(--section-py) 0;
  background: var(--color-bg);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about__image {
  position: relative;
}

.about__image::before {
  content: '';
  position: absolute;
  top: -16px; left: -16px;
  width: 80%; height: 80%;
  background: var(--color-primary-bg);
  border-radius: 12px;
  z-index: 0;
}

.about__image-placeholder {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--color-primary-bg), var(--color-primary-lt));
  border-radius: 12px;
  /* 実際の画像に差し替える場合: */
  /* background: url('images/about.jpg') center/cover no-repeat; */
}

.about__text .section-title {
  margin-bottom: 24px;
}

.about__text p {
  color: var(--color-gray);
  margin-bottom: 16px;
  font-size: .95rem;
}

.about__text p strong {
  color: var(--color-dark);
}

.about__text .btn {
  margin-top: 8px;
}

/* =============================================
   7. サービスセクション
============================================= */
.service {
  padding: var(--section-py) 0;
  background: var(--color-white);
}

.service .section-desc {
  margin-bottom: 56px;
}

.service__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.service__card {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  background: var(--color-white);
  border: 1px solid var(--color-gray-lt);
  transition: box-shadow var(--transition), transform var(--transition);
}

.service__card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.service__card-img {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.service__card-img-placeholder {
  width: 100%; height: 100%;
}

/* 各サービスカードの色 (背景画像に差し替え可能) */
.s1 { background: linear-gradient(135deg, #1D4E7C, #2E8FC4); }
.s2 { background: linear-gradient(135deg, #1A6B5A, #2DB89A); }
.s3 { background: linear-gradient(135deg, #5B3A7A, #9060C0); }
.s4 { background: linear-gradient(135deg, #D4642A, #E8864A); }

/* 背景画像を使う場合の例:
.s1 { background: url('images/service-personal.jpg') center/cover no-repeat; }
*/

.service__card-body {
  padding: 28px;
}

.service__card-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.service__card-body p {
  font-size: .875rem;
  color: var(--color-gray);
  margin-bottom: 16px;
  line-height: 1.8;
}

.service__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service__tags li {
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-size: .75rem;
  font-weight: 500;
  padding: 4px 12px;
  border-radius: 50px;
}

/* 出張カード 強調スタイル */
.service__card--visit {
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-md);
}

.service__card-badge {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 10px;
}

/* =============================================
   7-b. 訪問ストレッチ 強調バナー
============================================= */
.visit-banner {
  background: linear-gradient(120deg, var(--color-accent) 0%, #E8864A 100%);
  color: var(--color-white);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.visit-banner::before {
  content: 'VISIT';
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-en);
  font-size: 14rem;
  font-weight: 700;
  color: rgba(255,255,255,.06);
  letter-spacing: -.02em;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.visit-banner__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.visit-banner__label {
  font-family: var(--font-en);
  font-size: .8rem;
  letter-spacing: .2em;
  color: rgba(255,255,255,.7);
  margin-bottom: 12px;
}

.visit-banner__title {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 20px;
}

.visit-banner__title span {
  display: inline-block;
  background: rgba(255,255,255,.15);
  padding: 2px 8px;
  border-radius: 4px;
}

.visit-banner__desc {
  font-size: .95rem;
  color: rgba(255,255,255,.85);
  line-height: 2;
  margin-bottom: 32px;
}

.visit-banner__points {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.visit-banner__point {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 16px 20px;
  transition: background var(--transition);
}

.visit-banner__point:hover {
  background: rgba(255,255,255,.2);
}

.visit-banner__point-icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.visit-banner__point-text strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.visit-banner__point-text span {
  font-size: .8rem;
  color: rgba(255,255,255,.75);
  line-height: 1.6;
}

.btn--visit {
  background: var(--color-white);
  color: var(--color-accent);
  border-color: var(--color-white);
  font-weight: 700;
}

.btn--visit:hover {
  background: rgba(255,255,255,.9);
  opacity: 1;
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,0,0,.2);
}

/* =============================================
   8. おすすめセクション（インタラクティブ・チェックリスト型）
============================================= */
.results {
  padding: var(--section-py) 0;
  background: var(--color-bg);
}

.results__checklist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  max-width: 880px;
  margin: 48px auto 0;
}

/* チェックアイテム */
.results__check-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--color-white);
  border: 2px solid var(--color-gray-lt);
  border-radius: 16px;
  padding: 22px 22px 22px 20px;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  user-select: none;
  position: relative;
}

.results__check-item:hover {
  border-color: var(--color-primary-lt);
  box-shadow: 0 6px 24px rgba(29,78,124,.12);
  transform: translateY(-2px);
}

.results__check-item.is-checked {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  box-shadow: 0 4px 16px rgba(29,78,124,.14);
}

/* チェックボックス（CSS描画） */
.results__check-box {
  width: 26px; height: 26px;
  border-radius: 7px;
  border: 2px solid var(--color-gray-lt);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition);
  margin-top: 2px;
}

.results__check-item.is-checked .results__check-box {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.results__check-icon {
  width: 14px; height: 14px;
  stroke: var(--color-white);
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0;
  transition: opacity .15s ease;
}

.results__check-item.is-checked .results__check-icon {
  opacity: 1;
}

/* テキストエリア */
.results__check-body {
  flex: 1;
  min-width: 0;
}

.results__check-cat {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .06em;
  color: var(--color-primary);
  background: var(--color-primary-bg);
  padding: 2px 10px;
  border-radius: 50px;
  margin-bottom: 7px;
}

.results__check-item.is-checked .results__check-cat {
  background: rgba(255,255,255,.7);
}

.results__check-text {
  font-size: .92rem;
  line-height: 1.65;
  color: var(--color-dark);
}

.results__check-text strong {
  color: var(--color-primary);
  font-weight: 700;
}

/* カウンター表示（チェック数） */
.results__counter {
  text-align: center;
  margin-top: 32px;
  font-size: .9rem;
  color: var(--color-gray);
  min-height: 1.5em;
}

.results__counter strong {
  color: var(--color-primary);
  font-size: 1.2rem;
}

/* 下部CTA */
.results__cta {
  max-width: 600px;
  margin: 40px auto 0;
  background: var(--color-white);
  border-radius: 20px;
  padding: 48px 40px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(29,78,124,.1);
  border: 1px solid var(--color-gray-lt);
}

.results__cta-text {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--color-gray);
  margin-bottom: 28px;
}

.results__cta-text strong {
  color: var(--color-primary);
  font-size: 1.15rem;
}

/* =============================================
   9. 料金セクション
============================================= */
.price {
  padding: var(--section-py) 0;
  background: var(--color-white);
}

.price__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: start;
}

.price__card {
  border-radius: 16px;
  border: 2px solid var(--color-gray-lt);
  overflow: hidden;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}

.price__card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.price__card--featured {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary), var(--shadow-md);
  transform: scale(1.03);
}

.price__card--featured:hover {
  transform: scale(1.03) translateY(-4px);
}

.price__badge {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%) translateY(-50%);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 50px;
  white-space: nowrap;
}

.price__card-head {
  background: var(--color-primary-bg);
  padding: 28px 28px 20px;
  text-align: center;
}

.price__card--featured .price__card-head {
  background: var(--color-primary);
  color: var(--color-white);
}

.price__plan-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.price__plan-desc {
  font-size: .8rem;
  color: var(--color-gray);
}

.price__card--featured .price__plan-desc {
  color: rgba(255,255,255,.75);
}

.price__card-body {
  padding: 24px 28px 20px;
}

.price__amount {
  text-align: center;
  font-weight: 700;
  font-size: 1.9rem;
  color: var(--color-primary);
  margin-bottom: 20px;
  line-height: 1;
}

.price__yen {
  font-size: 1.1rem;
  vertical-align: top;
  margin-top: 4px;
  display: inline-block;
}

.price__unit {
  font-size: .8rem;
  font-weight: 400;
  color: var(--color-gray);
  display: block;
  margin-top: 6px;
}

.price__list {
  list-style: none;
  margin-bottom: 24px;
}

.price__list li {
  font-size: .875rem;
  color: var(--color-gray);
  padding: 7px 0;
  border-bottom: 1px solid var(--color-gray-lt);
  display: flex;
  align-items: center;
  gap: 8px;
}

.price__list li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
  flex-shrink: 0;
}

.price__card .btn {
  margin: 0 28px 28px;
  width: calc(100% - 56px);
}

.price__note {
  text-align: center;
  font-size: .8rem;
  color: var(--color-gray);
  margin-top: 40px;
}

/* =============================================
   10. フローセクション
============================================= */
.flow {
  padding: var(--section-py) 0;
  background: var(--color-dark);
  color: var(--color-white);
}

.flow .section-label { color: rgba(255,255,255,.5); }
.flow .section-title { color: var(--color-white); }

.flow__steps {
  max-width: 720px;
  margin: 48px auto 0;
}

.flow__step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 28px;
  background: rgba(255,255,255,.06);
  border-radius: 12px;
  padding: 28px 32px;
  border-left: 3px solid var(--color-primary-lt);
}

.flow__step-num {
  font-family: var(--font-en);
  font-size: .8rem;
  letter-spacing: .12em;
  color: var(--color-primary-lt);
  font-weight: 400;
  padding-top: 4px;
}

.flow__step-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.flow__step-body p {
  font-size: .875rem;
  color: rgba(255,255,255,.65);
  line-height: 1.8;
}

.flow__arrow {
  text-align: center;
  font-size: 1.5rem;
  color: var(--color-primary-lt);
  padding: 8px 0;
}

/* =============================================
   11. FAQセクション
============================================= */
.faq {
  padding: var(--section-py) 0;
  background: var(--color-bg);
}

.faq__list {
  max-width: 800px;
  margin: 48px auto 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq__item {
  background: var(--color-white);
  border-radius: 10px;
  border: 1px solid var(--color-gray-lt);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

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

.faq__q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: .95rem;
  user-select: none;
  list-style: none;
}

.faq__q::after {
  content: '+';
  font-size: 1.4rem;
  color: var(--color-primary);
  flex-shrink: 0;
  font-weight: 300;
  transition: transform var(--transition);
}

.faq__item[open] .faq__q::after {
  transform: rotate(45deg);
}

.faq__q::-webkit-details-marker { display: none; }

.faq__a {
  padding: 0 24px 20px;
  border-top: 1px solid var(--color-gray-lt);
}

.faq__a p {
  font-size: .875rem;
  color: var(--color-gray);
  line-height: 1.9;
  padding-top: 16px;
}

/* =============================================
   12. アクセスセクション
============================================= */
.access {
  padding: var(--section-py) 0;
  background: var(--color-white);
}

.access__inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 56px;
  align-items: start;
  margin-top: 48px;
}

.access__dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0;
}

.access__dl dt {
  font-size: .8rem;
  font-weight: 700;
  color: var(--color-primary);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-lt);
  letter-spacing: .05em;
  white-space: nowrap;
  padding-right: 20px;
}

.access__dl dd {
  font-size: .875rem;
  color: var(--color-gray);
  padding: 12px 0;
  border-bottom: 1px solid var(--color-gray-lt);
  line-height: 1.7;
}

.access__map-placeholder {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--color-primary-bg);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--color-gray);
  font-size: .85rem;
  line-height: 1.8;
  padding: 24px;
}

/* Google Mapsをiframeで埋め込む場合のスタイル */
.access__map iframe {
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: 12px;
  border: none;
  display: block;
}

/* =============================================
   13. お問い合わせセクション
============================================= */
.contact {
  padding: var(--section-py) 0;
  background: var(--color-primary-bg);
}

.contact__form {
  max-width: 640px;
  margin: 48px auto 0;
  background: var(--color-white);
  border-radius: 16px;
  padding: 48px;
  box-shadow: var(--shadow-md);
}

.contact__form-row {
  margin-bottom: 24px;
}

.contact__form-row label {
  display: block;
  font-size: .85rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.contact__form-row input,
.contact__form-row select,
.contact__form-row textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--color-gray-lt);
  border-radius: 8px;
  font-family: var(--font-ja);
  font-size: .95rem;
  color: var(--color-dark);
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}

.contact__form-row select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236B7280' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: calc(100% - 14px) center;
  padding-right: 40px;
  cursor: pointer;
}

.contact__form-row input:focus,
.contact__form-row select:focus,
.contact__form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29,78,124,.18);
}

.contact__form-row textarea {
  resize: vertical;
  min-height: 120px;
}

.contact__form-submit {
  text-align: center;
  margin-top: 8px;
}

/* 送信通知バー */
.contact__notice {
  max-width: 640px;
  margin: 0 auto 24px;
  padding: 16px 24px;
  border-radius: 10px;
  font-size: .9rem;
  font-weight: 500;
  text-align: center;
}

.contact__notice--success {
  background: #EBF6F0;
  border: 1px solid #2EB87A;
  color: #1A7A50;
}

.contact__notice--error {
  background: #FDF0EE;
  border: 1px solid #E05A42;
  color: #B83A26;
}

.contact__line {
  text-align: center;
  margin-top: 40px;
}

.contact__line p {
  font-size: .9rem;
  color: var(--color-gray);
  margin-bottom: 14px;
}

/* =============================================
   14. フッター
============================================= */
.footer {
  background: var(--color-dark);
  color: var(--color-white);
  padding: 56px 0 32px;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
  margin-bottom: 32px;
}

.footer__logo-en {
  font-family: var(--font-en);
  font-size: 1.4rem;
  letter-spacing: .12em;
  color: var(--color-primary-lt);
  margin-bottom: 4px;
}

.footer__logo-ja {
  font-size: .7rem;
  color: rgba(255,255,255,.5);
  letter-spacing: .08em;
  margin-bottom: 12px;
}

.footer__tagline {
  font-size: .85rem;
  color: rgba(255,255,255,.6);
  font-style: italic;
}

.footer__nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  justify-content: flex-end;
}

.footer__nav a {
  font-size: .8rem;
  color: rgba(255,255,255,.6);
}

.footer__nav a:hover {
  color: var(--color-white);
}

.footer__copy {
  text-align: center;
  font-size: .75rem;
  color: rgba(255,255,255,.4);
}

/* =============================================
   15. バックトップボタン
============================================= */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px; height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
  z-index: 900;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  transform: translateY(-3px);
  opacity: 1;
  background: var(--color-primary-lt);
}

/* =============================================
   16. レスポンシブ
============================================= */

/* タブレット (〜1024px) */
@media (max-width: 1024px) {
  :root {
    --section-py: 72px;
  }

  .features__grid {
    gap: 24px;
  }

  .about__inner {
    gap: 48px;
  }

  .price__grid {
    gap: 20px;
  }
}

/* タブレット縦向き (〜768px) */
@media (max-width: 768px) {
  :root {
    --section-py: 56px;
    --container-px: 20px;
  }

  /* ヘッダー */
  .header__nav {
    display: none;
    position: fixed;
    inset: 70px 0 0 0;
    background: var(--color-white);
    padding: 32px var(--container-px);
    overflow-y: auto;
    z-index: 999;
  }

  .header__nav.is-open {
    display: block;
  }

  .header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .header__nav-list li {
    width: 100%;
  }

  .header__nav-list a {
    display: block;
    padding: 12px 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--color-gray-lt);
  }

  .header__nav-cta {
    display: inline-block !important;
    margin-top: 16px;
    border-bottom: none !important;
  }

  .header__hamburger {
    display: flex;
  }

  /* ハンバーガーアニメーション */
  .header__hamburger.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .header__hamburger.is-open span:nth-child(2) {
    opacity: 0;
  }
  .header__hamburger.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  /* ヒーロー */
  .hero__title {
    font-size: 2.4rem;
  }
  .hero__buttons {
    flex-direction: column;
    align-items: flex-start;
  }

  /* 特徴 */
  .features__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  /* About */
  .about__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about__image { order: -1; }

  /* サービス */
  .service__grid {
    grid-template-columns: 1fr;
  }

  /* 訪問バナー */
  .visit-banner__inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .visit-banner::before {
    font-size: 8rem;
  }

  /* おすすめ */
  .results__checklist {
    grid-template-columns: 1fr;
  }

  /* 料金 */
  .price__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .price__card--featured {
    transform: none;
  }

  .price__card--featured:hover {
    transform: translateY(-4px);
  }

  /* フロー */
  .flow__step {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  /* アクセス */
  .access__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  /* お問い合わせ */
  .contact__form {
    padding: 32px 24px;
  }

  /* フッター */
  .footer__inner {
    flex-direction: column;
    gap: 32px;
  }

  .footer__nav ul {
    justify-content: flex-start;
  }

  /* バックトップ */
  .back-to-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }
}

/* スマートフォン (〜480px) */
@media (max-width: 480px) {
  .hero__content {
    padding-top: 100px;
  }

  .results__cta {
    padding: 32px 24px;
  }

  .visit-banner__title {
    font-size: 1.5rem;
  }

  .btn--large {
    padding: 16px 32px;
    font-size: 1rem;
  }
}