:root {
  --blue: #0a78ad;
  --blue-press: #08668f;
  --sky: #5bbde6;
  --sky-soft: #d4edf9;
  --sky-pale: #eff8fd;
  --gray-pale: #f3f5f7;
  --ink: #2a3a46;
  --ink-sub: #5d6d78;
  --line: #d9e9f2;
  --white: #ffffff;
  --radius: 20px;
  --shadow: 0 6px 20px rgba(10, 120, 173, .08);
  --font: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
  --font-round: "Zen Maru Gothic", var(--font);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  font-size: 16px;
  line-height: 1.85;
  letter-spacing: .03em;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}
h1, h2, h3 { font-family: var(--font-round); font-weight: 700; line-height: 1.45; word-break: auto-phrase; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
/* 埋め込み先（ペライチ）のスタイルを打ち消す */
img { border: 0; max-width: 100%; }
h1, h2, h3, p, li, dt, dd, figure { color: inherit; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
.container { width: 100%; max-width: 600px; margin: 0 auto; padding: 0 20px; }
.nb { display: inline-block; }
.marker { background: linear-gradient(transparent 60%, var(--sky-soft) 60%); }
.note { font-size: 12px; color: var(--ink-sub); text-align: center; margin-top: 16px; }
.photo {
  display: block; width: 100%; height: auto;
  object-fit: cover; border-radius: var(--radius);
  background: var(--sky-pale);
}
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.tag { display: inline-block; background: var(--blue); color: #fff; font-size: 12px; font-weight: 700; padding: 2px 14px; border-radius: 999px; }
.tag--sub { background: var(--ink); }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.chips li { background: var(--white); border: 1px solid var(--sky-soft); color: var(--blue); border-radius: 999px; padding: 3px 12px; font-size: 13px; font-weight: 700; }

/* 予約ボタン */
.btn {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  width: 100%; max-width: 400px; margin: 0 auto; padding: 18px 20px;
  background: var(--blue); color: #fff;
  border-radius: 999px;
  box-shadow: 0 8px 20px rgba(10, 120, 173, .28);
  font-family: var(--font-round); font-size: 18px; font-weight: 700; line-height: 1.4; letter-spacing: .05em;
  transition: background .2s, transform .1s;
}
.btn::after { content: ""; width: 8px; height: 8px; border-top: 2px solid; border-right: 2px solid; transform: rotate(45deg); }
.btn:hover { background: var(--blue-press); }
.btn:active { transform: scale(.97); }
.btn:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.cta-note { font-size: 13px; color: var(--ink-sub); margin-top: 12px; text-align: center; }
.cta-block { margin-top: 40px; text-align: center; }

/* ヘッダー */
.header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header__inner { display: flex; align-items: center; gap: 12px; height: 56px; }
.logo { font-family: var(--font-round); font-size: 20px; font-weight: 700; letter-spacing: .02em; }
.logo span { color: var(--blue); }
.header__btn { margin-left: auto; background: var(--blue); color: #fff; font-size: 13px; font-weight: 700; padding: 6px 16px; border-radius: 999px; }
.menu-btn {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  width: 44px; padding-top: 2px; color: var(--ink);
  font-size: 9px; font-weight: 700; line-height: 1;
}
.menu-btn__bars, .menu-btn__bars::before, .menu-btn__bars::after {
  display: block; width: 22px; height: 2px; border-radius: 1px; background: currentColor;
  transition: transform .2s, background .2s;
}
.menu-btn__bars { position: relative; margin: 7px 0 4px; }
.menu-btn__bars::before, .menu-btn__bars::after { content: ""; position: absolute; left: 0; }
.menu-btn__bars::before { top: -7px; }
.menu-btn__bars::after { top: 7px; }
.menu-btn.is-open .menu-btn__bars { background: transparent; }
.menu-btn.is-open .menu-btn__bars::before { transform: translateY(7px) rotate(45deg); }
.menu-btn.is-open .menu-btn__bars::after { transform: translateY(-7px) rotate(-45deg); }
.menu-btn:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; border-radius: 6px; }
.menu { border-top: 1px solid var(--line); background: var(--white); box-shadow: 0 12px 24px rgba(10, 120, 173, .1); }
.menu[hidden] { display: none; }
.menu__list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; padding-top: 16px; padding-bottom: 20px; }
.menu__list a {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 12px 14px; border-radius: 12px; background: var(--sky-pale);
  font-size: 14px; font-weight: 700; line-height: 1.4;
}
.menu__list li:last-child:nth-child(odd) { grid-column: 1 / -1; }
.menu__list .menu__line { justify-content: center; gap: 8px; background: #06c755; color: #fff; }
.menu__list .menu__line::after { border-color: #fff; }
.menu__list a::after { content: ""; flex-shrink: 0; width: 6px; height: 6px; border-top: 2px solid var(--blue); border-right: 2px solid var(--blue); transform: rotate(45deg); }
/* メニューから飛んだとき、見出しが固定ヘッダーに隠れないようにする */
main section[id] { scroll-margin-top: 56px; }

/* 1. ファーストビュー */
.hero { padding-bottom: 56px; text-align: center; background: linear-gradient(180deg, var(--white) 60%, var(--sky-pale)); }
.hero__visual { position: relative; max-width: 600px; margin: 0 auto; }
.hero__image { display: block; width: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 0; }
.hero__visual::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 40%;
  background: linear-gradient(rgba(255, 255, 255, 0), var(--white) 90%);
}
.hero__badge {
  position: absolute; top: 16px; right: 16px; z-index: 1;
  width: 100px; height: 100px; border-radius: 50%;
  background: var(--white); border: 3px solid var(--sky); box-shadow: var(--shadow);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-family: var(--font-round); font-weight: 700; line-height: 1.15;
}
.hero__badge span { font-size: 11px; }
.hero__badge b { font-size: 28px; color: var(--blue); }
.hero__copy { position: relative; z-index: 1; margin-top: -130px; }
.hero__eyebrow {
  display: inline-block; padding: 4px 16px;
  background: var(--white); color: var(--blue); border: 1px solid var(--sky-soft); border-radius: 999px;
  font-size: 13px; font-weight: 700;
}
.hero__title { font-size: 34px; letter-spacing: .02em; margin: 12px 0 8px; }
.hero__lead { color: var(--ink-sub); font-size: 17px; line-height: 1.7; }
.hero .chips { margin: 20px 0 32px; }
.offer {
  position: relative; margin: 0 auto 24px; max-width: 400px;
  background: var(--white); border: 2px solid var(--sky); border-radius: var(--radius);
  padding: 24px 16px 18px; box-shadow: var(--shadow); text-align: center;
}
.offer__label {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: #fff; white-space: nowrap;
  font-size: 13px; font-weight: 700; padding: 2px 16px; border-radius: 999px;
}
.offer__main { font-family: var(--font-round); font-size: 20px; font-weight: 700; line-height: 1.3; }
.offer__main strong { font-size: 48px; color: var(--blue); letter-spacing: .01em; margin: 0 .05em 0 .15em; }
.offer__note { font-size: 12px; color: var(--ink-sub); }
.offer__sub { display: inline-block; margin-top: 10px; background: var(--sky-pale); border-radius: 999px; padding: 4px 16px; font-size: 14px; font-weight: 700; }
.offer__sub b { color: var(--blue); margin-left: .3em; }

/* セクション共通 */
.section { padding: 64px 0; }
.section--pale { background: var(--sky-pale); }
.section__head { text-align: center; margin-bottom: 32px; }
.eyebrow { font-family: var(--font-round); color: var(--blue); font-size: 13px; font-weight: 700; letter-spacing: .14em; margin-bottom: 4px; }
.section__title { text-align: center; font-size: 26px; letter-spacing: .02em; }
.section__title::after { content: ""; display: block; width: 40px; height: 4px; margin: 14px auto 0; border-radius: 2px; background: var(--sky); }
.section__lead { margin-top: 16px; color: var(--ink-sub); font-size: 15px; line-height: 1.7; }

/* 2. ダイエット実績（横スクロール） */
.results__bar { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; font-size: 13px; color: var(--ink-sub); }
.results__hint::after { content: " →"; color: var(--sky); font-weight: 700; }
.results__count b { font-family: var(--font-round); font-size: 18px; color: var(--blue); }
.results__track {
  display: flex; gap: 12px; margin: 0 -20px; padding: 4px 20px 16px;
  overflow-x: auto; scroll-snap-type: x mandatory; scroll-padding: 0 20px;
  -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.results__track::-webkit-scrollbar { display: none; }
.case { flex: 0 0 78%; max-width: 340px; scroll-snap-align: start; overflow: hidden; }
.case .photo { aspect-ratio: 1 / 1; border-radius: 0; }
.case figcaption { display: flex; align-items: baseline; justify-content: center; flex-wrap: wrap; gap: 4px 10px; padding: 10px 12px 12px; }
.case figcaption b { font-family: var(--font-round); font-size: 26px; color: var(--blue); line-height: 1.3; }
.case figcaption span { font-size: 12px; color: var(--ink-sub); }
.results__nav { display: flex; justify-content: center; gap: 16px; margin-top: 4px; }
.results__nav button {
  position: relative; width: 44px; height: 44px; border-radius: 50%;
  background: var(--white); border: 1px solid var(--line); box-shadow: var(--shadow);
}
.results__nav button::after {
  content: ""; position: absolute; top: 50%; left: 50%; width: 9px; height: 9px;
  border-top: 2px solid var(--blue); border-right: 2px solid var(--blue);
  transform: translate(-65%, -50%) rotate(45deg);
}
.results__nav button[data-dir="-1"]::after { transform: translate(-35%, -50%) rotate(-135deg); }

/* 3. 特徴 */
.features__main { display: grid; gap: 16px; margin-bottom: 16px; }
.feature-photo { overflow: hidden; }
.feature-photo .photo { aspect-ratio: 4 / 3; border-radius: 0; }
.feature-photo__body { padding: 16px 20px 20px; text-align: center; }
.feature-photo h3 { font-size: 20px; margin-bottom: 6px; }
.feature-photo p { font-size: 14px; color: var(--ink-sub); line-height: 1.7; word-break: auto-phrase; }
.features__grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.feature { padding: 20px 12px 16px; text-align: center; box-shadow: none; }
.feature__icon {
  display: flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; margin: 0 auto 10px; border-radius: 50%; background: var(--sky-pale);
}
.feature__icon svg { width: 28px; height: 28px; fill: none; stroke: var(--blue); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { font-size: 15px; line-height: 1.5; margin-bottom: 6px; }
.feature p { font-size: 12px; color: var(--ink-sub); line-height: 1.6; word-break: auto-phrase; }

/* 4. 他店との違い */
.diff { padding: 16px; }
.diff__head, .diff__row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.diff__head span { text-align: center; font-size: 12px; font-weight: 700; line-height: 1.4; padding: 8px 4px; border-radius: 10px; }
.diff__head span:first-child { background: var(--gray-pale); color: var(--ink-sub); }
.diff__head span:last-child { background: var(--blue); color: #fff; }
.diff__row { margin-top: 16px; }
.diff__topic { grid-column: 1 / -1; text-align: center; font-family: var(--font-round); font-weight: 700; font-size: 15px; }
.diff__other, .diff__ten { display: flex; align-items: center; justify-content: center; text-align: center; padding: 12px 8px; border-radius: 12px; font-size: 13px; line-height: 1.6; }
.diff__other { background: var(--gray-pale); color: var(--ink-sub); }
.diff__ten { background: var(--sky-pale); border: 2px solid var(--sky); font-weight: 700; }

/* 5. メソッド・7. 選ばれる理由 */
.method__image { aspect-ratio: 16 / 10; margin-bottom: 20px; }
.point { display: grid; grid-template-columns: 52px 1fr; column-gap: 14px; padding: 20px 18px; margin-bottom: 12px; }
.point__num {
  grid-row: span 2; width: 52px; height: 52px; border-radius: 50%;
  background: var(--sky-pale); color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-round); font-size: 20px; font-weight: 700;
}
.point h3 { font-size: 18px; margin-bottom: 4px; padding-top: 10px; }
.point p { font-size: 14px; color: var(--ink-sub); line-height: 1.75; }

/* 6. 料金表 */
.price__banner {
  margin-bottom: 28px; padding: 14px 16px; border-radius: 16px;
  background: var(--blue); color: #fff; text-align: center;
  font-family: var(--font-round); font-size: 16px; font-weight: 700; line-height: 1.6;
}
.price__banner b { font-size: 1.35em; }
.plan { position: relative; padding: 32px 20px 20px; margin-bottom: 24px; text-align: center; }
.plan__rank {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--sky); color: var(--ink); font-size: 12px; font-weight: 700;
  padding: 2px 16px; border-radius: 999px; white-space: nowrap;
}
.plan__name { font-size: 20px; margin: 10px 0 0; }
.plan__price { font-family: var(--font-round); font-size: 44px; font-weight: 700; line-height: 1.3; color: var(--blue); }
.plan__price span { font-size: 15px; color: var(--ink-sub); margin-left: 2px; }
.plan__alt { font-size: 15px; font-weight: 700; }
.plan__alt b { font-family: var(--font-round); color: var(--blue); font-size: 1.3em; }
.plan__list { text-align: left; margin: 16px 0; padding-top: 16px; border-top: 1px dashed var(--line); }
.plan__list li { position: relative; padding: 4px 0 4px 1.6em; font-size: 14px; line-height: 1.6; }
.plan__list li::before { content: "✓"; position: absolute; left: 0; color: var(--sky); font-weight: 700; }
.plan__fee { background: var(--sky-pale); border-radius: 12px; padding: 10px; font-size: 14px; font-weight: 700; }
.plan__fee s { color: var(--ink-sub); font-weight: 400; }
.plan__fee b { color: var(--blue); font-family: var(--font-round); font-size: 1.4em; }
.price__sub { text-align: center; font-size: 18px; margin: 40px 0 12px; }
.other-plans { display: grid; grid-template-columns: 1fr auto; padding: 4px 20px; box-shadow: none; }
.other-plans dt, .other-plans dd { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; line-height: 1.6; }
.other-plans dt:last-of-type, .other-plans dd:last-of-type { border-bottom: none; }
.other-plans dd { display: flex; justify-content: flex-end; align-items: baseline; align-content: center; flex-wrap: wrap; padding-left: 12px; font-family: var(--font-round); font-size: 17px; font-weight: 700; line-height: 22px; white-space: nowrap; }
.other-plans dd span { font-family: var(--font); font-size: 12px; color: var(--ink-sub); font-weight: 400; margin-left: 2px; }
.price__notes { margin-top: 12px; font-size: 12px; color: var(--ink-sub); }

/* 8. 体験会 */
.trial__image { aspect-ratio: 16 / 10; margin-bottom: 36px; }
.checks { margin: 0 auto 28px; max-width: 400px; }
.checks li { position: relative; padding: 6px 0 6px 32px; font-size: 15px; font-weight: 700; line-height: 1.6; }
.checks li::before {
  content: "✓"; position: absolute; left: 0; top: 7px;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--sky); color: #fff; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
}

/* 9. 体験会の流れ */
.flow__time { text-align: center; font-weight: 700; margin-bottom: 32px; }
.flow__time strong { font-family: var(--font-round); color: var(--blue); font-size: 28px; margin: 0 .2em; }
.flow__time span { display: block; font-size: 13px; color: var(--ink-sub); font-weight: 400; }
.flow__list li { position: relative; padding: 0 0 28px 72px; min-height: 84px; }
.flow__list li::before { content: ""; position: absolute; left: 27px; top: 56px; bottom: 4px; width: 2px; background: var(--sky); opacity: .5; }
.flow__list li:last-child::before { display: none; }
.flow__step {
  position: absolute; left: 0; top: 0;
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--blue); color: #fff;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  font-family: var(--font-round); font-size: 20px; font-weight: 700; line-height: 1;
}
.flow__step small { font-size: 9px; letter-spacing: .08em; margin-bottom: 3px; }
.flow__list h3 { font-size: 18px; padding-top: 4px; margin-bottom: 4px; }
.flow__list p { font-size: 15px; color: var(--ink-sub); }
.info-box { margin-top: 12px; padding: 20px; }
.info-box h3 { font-size: 17px; margin-bottom: 8px; }
.info-box li { font-size: 14px; padding: 10px 0; border-top: 1px solid var(--line); }
.info-box b { display: block; color: var(--blue); }

/* 10. 環境と設備 */
.studio { overflow: hidden; margin-bottom: 20px; }
.studio__image { aspect-ratio: 16 / 10; border-radius: 0; }
.studio__body { padding: 20px 20px 24px; }
.studio h3 { font-size: 22px; margin: 8px 0; }
.studio__lead { font-size: 15px; margin-bottom: 12px; }
.spec li { display: grid; grid-template-columns: 80px 1fr; gap: 8px; font-size: 14px; padding: 10px 0; border-top: 1px solid var(--line); }
.spec b { color: var(--blue); font-weight: 700; }
.studio__note { font-size: 12px; color: var(--ink-sub); margin-top: 8px; }
.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.gallery .photo { aspect-ratio: 1 / 1; border-radius: 14px; }

/* 11. Q&A */
.faq details { background: var(--sky-pale); border-radius: 16px; margin-bottom: 10px; }
.faq summary { cursor: pointer; list-style: none; position: relative; padding: 18px 48px 18px 56px; font-weight: 700; line-height: 1.6; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before, .faq details p::before {
  position: absolute; left: 16px; top: 16px;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-round); font-size: 14px; font-weight: 700;
}
.faq summary::before { content: "Q"; background: var(--blue); color: #fff; }
.faq summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-size: 22px; color: var(--blue); }
.faq details[open] summary::after { content: "−"; }
.faq details p { position: relative; padding: 0 20px 20px 56px; font-size: 15px; color: var(--ink-sub); }
.faq details p::before { content: "A"; top: -2px; background: var(--white); color: var(--blue); border: 1px solid var(--sky); }

/* 12. 代表プロフィール */
.trainer { text-align: center; }
.trainer__image {
  width: 200px; height: 200px; margin: 0 auto 16px;
  border-radius: 50%; border: 6px solid var(--white); box-shadow: var(--shadow);
  object-position: center 15%;
}
.trainer__role { color: var(--blue); font-size: 14px; font-weight: 700; }
.trainer__name { font-family: var(--font-round); font-size: 28px; font-weight: 700; line-height: 1.4; margin-bottom: 12px; }
.trainer .chips { margin-bottom: 20px; }
.trainer__msg { padding: 20px; text-align: left; font-size: 15px; }
.trainer__team { margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--ink-sub); }

/* 13. アクセス */
.access__map { display: block; width: 100%; height: 280px; border: 0; border-radius: var(--radius); margin-bottom: 16px; }
.access__info { display: grid; grid-template-columns: 84px 1fr; padding: 4px 20px; box-shadow: none; }
.access__info dt, .access__info dd { padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.access__info dt:last-of-type, .access__info dd:last-of-type { border-bottom: none; }
.access__info dt { color: var(--blue); font-weight: 700; }
.access__info a { color: var(--blue); text-decoration: underline; }
.access__note { font-size: 12px; color: var(--ink-sub); margin: 8px 0 16px; }
.access__photo { aspect-ratio: 16 / 10; }

/* 最終CTA */
.final { padding: 64px 0 72px; text-align: center; background: linear-gradient(180deg, var(--sky-pale), var(--sky-soft)); }
.final__title { font-size: 30px; letter-spacing: .02em; margin-bottom: 36px; }

.footer { text-align: center; padding: 24px 20px 120px; font-size: 12px; color: var(--ink-sub); }

/* 固定予約ボタン */
.fixed-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, .94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--line);
  transition: transform .3s;
}
.fixed-cta.is-hidden { transform: translateY(110%); }
.fixed-cta__main {
  display: block; max-width: 440px; margin: 0 auto; padding: 10px 16px;
  background: var(--blue); color: #fff; border-radius: 999px; text-align: center;
  font-family: var(--font-round); font-size: 17px; font-weight: 700; line-height: 1.4;
}
.fixed-cta__main small { display: block; font-size: 11px; font-weight: 500; opacity: .9; }

@media (min-width: 768px) {
.section { padding: 88px 0; }
.hero__title { font-size: 44px; }
.section__title { font-size: 30px; }
.case { flex-basis: 46%; }
}
@media (prefers-reduced-motion: reduce) {
html { scroll-behavior: auto; }
.fixed-cta, .btn { transition: none; }
}