@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800;900&family=Noto+Sans+JP:wght@400;500;600;700&display=swap');

:root {
  --ink: #141414;
  --muted: #666764;
  --line: #d9d9d5;
  --soft: #f1fbd0;
  --lime: #d6f25a;
  --paper: #ffffff;
  --cloud: #f6f6f3;
  --radius: 22px;
  --max: 1328px;
  --header: 96px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: 'Archivo', 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  overflow-x: hidden;
}

body.menu-open { overflow: hidden; }

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, select, input[type='radio'], input[type='checkbox'] { cursor: pointer; }

:focus-visible {
  outline: 3px solid #7c930e;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 16px;
  background: var(--ink);
  color: #fff;
  transform: translateY(-160%);
}

.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 112px), var(--max));
  margin-inline: auto;
}

.section { padding: 112px 0; }
.section--soft { background: var(--soft); }
.section--cloud { background: var(--cloud); }
.jp { font-family: 'Noto Sans JP', sans-serif; }
.eyebrow {
  margin: 0 0 16px;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .34em;
  line-height: 1.4;
}

.heading-xl,
.heading-lg,
.heading-md {
  margin: 0;
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1;
}

.heading-xl { font-size: clamp(3.75rem, 8vw, 7.6rem); }
.heading-lg { font-size: clamp(2.65rem, 5vw, 5rem); }
.heading-md { font-size: clamp(2.15rem, 3.5vw, 3.5rem); }
.dot { color: var(--lime); }
.lead { font-size: 1.1rem; line-height: 2; }
.muted { color: var(--muted); }
.kicker { margin: 0; font-size: .8rem; font-weight: 800; letter-spacing: .17em; }

.button {
  display: inline-flex;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  line-height: 1.4;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}

.button:hover { transform: translateY(-2px); }
.button--lime { border-color: var(--lime); background: var(--lime); color: var(--ink); }
.button--outline { background: transparent; color: var(--ink); }
.button--small { min-height: 46px; padding: 10px 21px; font-size: .9rem; }
.text-link {
  display: inline-block;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--ink);
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  line-height: 1.6;
}

.announcement {
  min-height: 34px;
  display: grid;
  place-items: center;
  padding: 6px 20px;
  background: var(--soft);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: .78rem;
  font-weight: 700;
  text-align: center;
}

.site-header {
  position: relative;
  z-index: 50;
  height: var(--header);
  display: flex;
  align-items: center;
  background: #fff;
}

.site-header--overlay {
  position: absolute;
  inset: 34px 0 auto;
  background: transparent;
}

.header-inner {
  width: min(calc(100% - 112px), var(--max));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  position: relative;
  z-index: 60;
  font-size: 1.45rem;
  font-weight: 900;
  letter-spacing: .18em;
  line-height: 1;
}

.brand span { letter-spacing: 0; }
.global-nav { display: flex; align-items: center; gap: clamp(20px, 2.6vw, 38px); }
.global-nav a { font-family: 'Noto Sans JP', sans-serif; font-size: .88rem; font-weight: 600; }
.global-nav a:not(.button) { position: relative; }
.global-nav a:not(.button)::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: -5px;
  left: 0;
  height: 2px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s ease;
}
.global-nav a[aria-current='page']::after,
.global-nav a:not(.button):hover::after { transform: scaleX(1); }

.menu-button {
  position: relative;
  z-index: 60;
  display: none;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 0;
  background: transparent;
}
.menu-button span,
.menu-button::before,
.menu-button::after {
  content: '';
  position: absolute;
  left: 9px;
  width: 30px;
  height: 2px;
  background: var(--ink);
  transition: transform .2s ease, top .2s ease, opacity .2s ease;
}
.menu-button::before { top: 15px; }
.menu-button span { top: 23px; }
.menu-button::after { top: 31px; }
.menu-button[aria-expanded='true']::before { top: 23px; transform: rotate(45deg); }
.menu-button[aria-expanded='true'] span { opacity: 0; }
.menu-button[aria-expanded='true']::after { top: 23px; transform: rotate(-45deg); }

.hero {
  position: relative;
  min-height: 820px;
  overflow: hidden;
}
.hero__image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%; }
/* 文字の読みやすさのため、左側だけ写真の上にごく淡い白を重ねる（写真そのものは加工しない） */
.hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.6) 28%, rgba(255,255,255,0) 52%); pointer-events: none; }
.hero__content, .hero__facts { z-index: 1; }
.hero__content { position: absolute; top: 198px; left: max(56px, calc((100vw - var(--max)) / 2)); max-width: 580px; }
.hero__location { margin: 0; color: #656565; font-size: .72rem; font-weight: 800; letter-spacing: .34em; }
.hero h1 { margin: 25px 0 24px; font-size: clamp(5.5rem, 7.25vw, 6.6rem); font-weight: 900; letter-spacing: -.065em; line-height: .91; }
.hero__copy { margin: 0; font-family: 'Noto Sans JP', sans-serif; font-size: 1.42rem; font-weight: 700; line-height: 1.7; }
.hero__text { margin: 15px 0 0; color: #595959; font-family: 'Noto Sans JP', sans-serif; line-height: 2; }
.hero__actions { display: flex; align-items: center; gap: 22px; margin-top: 28px; }
.hero__facts { position: absolute; right: max(56px, calc((100vw - var(--max)) / 2)); bottom: 34px; display: flex; gap: 36px; padding: 18px 26px; border-radius: 18px; background: rgba(255,255,255,.88); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.hero__fact strong { display: block; font-size: 1.8rem; font-weight: 900; line-height: 1.2; }
.hero__fact strong span { font-size: .9rem; }
.hero__fact small { color: #4f4f4f; font-family: 'Noto Sans JP', sans-serif; font-size: .72rem; }

.section-head { display: flex; align-items: end; justify-content: space-between; gap: 60px; margin-bottom: 52px; }
.section-head__text { max-width: 410px; margin: 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; line-height: 2; }
.class-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
.class-card img { width: 100%; aspect-ratio: 4 / 5; border-radius: 18px; object-fit: cover; }
.class-card .kicker { margin-top: 18px; }
.class-card h3 { margin: 3px 0 3px; font-family: 'Noto Sans JP', sans-serif; font-size: 1.2rem; line-height: 1.5; }
.class-card p:last-child { margin: 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .88rem; }

.feature-list { display: grid; gap: 100px; }
.feature-row { display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: clamp(50px, 8vw, 120px); }
.feature-row:nth-child(even) { grid-template-columns: .85fr 1.15fr; }
.feature-row:nth-child(even) .feature-row__image { order: 2; }
.feature-row__image { width: 100%; aspect-ratio: 3 / 2; border-radius: var(--radius); object-fit: cover; }
.feature-row__num { display: block; margin-bottom: 25px; font-size: .8rem; font-weight: 800; letter-spacing: .2em; }
.feature-row h3 { margin: 0 0 20px; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(1.65rem, 2.6vw, 2.55rem); line-height: 1.45; }
.feature-row p { margin: 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; line-height: 2; }

.trial-banner { display: grid; grid-template-columns: 5fr 7fr; align-items: center; gap: 56px; }
.trial-banner h2 { margin: 14px 0 16px; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(2rem, 3vw, 3rem); line-height: 1.5; }
.trial-banner p { margin: 0 0 26px; font-family: 'Noto Sans JP', sans-serif; line-height: 2; }
.trial-banner img { width: 100%; aspect-ratio: 16 / 10; border-radius: 18px; object-fit: cover; }

.instructor-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; }
.person-card img { width: 100%; aspect-ratio: 4 / 5; border-radius: 18px; object-fit: cover; }
.person-card h3 { margin: 15px 0 0; font-family: 'Noto Sans JP', sans-serif; font-size: 1.22rem; }
.person-card p { margin: 3px 0 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .9rem; }

.price-summary { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.price-summary__main,
.price-summary__side { border: 2px solid var(--ink); border-radius: var(--radius); padding: clamp(28px, 4vw, 52px); }
.price-summary__main { background: var(--ink); color: #fff; }
.price-summary h3 { margin: 5px 0 12px; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(1.7rem, 3vw, 2.8rem); }
.price-summary__price { margin: 0 0 22px; font-size: clamp(2.7rem, 5vw, 4.7rem); font-weight: 900; letter-spacing: -.04em; line-height: 1; }
.price-summary__price small { font-family: 'Noto Sans JP', sans-serif; font-size: .9rem; font-weight: 500; letter-spacing: 0; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
.step { position: relative; padding: 0 32px; border-left: 1px solid var(--line); counter-increment: step; }
.step:first-child { padding-left: 0; border-left: 0; }
.step::before { content: '0' counter(step); display: block; margin-bottom: 18px; font-size: .78rem; font-weight: 800; letter-spacing: .2em; }
.step h3 { margin: 0 0 10px; font-family: 'Noto Sans JP', sans-serif; font-size: 1.15rem; }
.step p { margin: 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .9rem; line-height: 1.8; }

.faq-list { border-top: 2px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: grid;
  grid-template-columns: 50px 1fr 32px;
  align-items: center;
  gap: 10px;
  padding: 27px 0;
  border: 0;
  background: transparent;
  color: var(--ink);
  text-align: left;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1rem;
  font-weight: 700;
}
.faq-question::before { content: 'Q'; font: 800 1rem 'Archivo', sans-serif; }
.faq-question::after { content: '+'; font: 500 1.7rem 'Archivo', sans-serif; transition: transform .2s ease; }
.faq-question[aria-expanded='true']::after { transform: rotate(45deg); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .25s ease; }
.faq-answer > div { overflow: hidden; }
.faq-answer p { margin: 0; padding: 0 42px 28px 60px; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; line-height: 2; }
.faq-question[aria-expanded='true'] + .faq-answer { grid-template-rows: 1fr; }

.page-hero { padding: 82px 0 90px; }
.page-hero__inner { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 60px; }
.page-hero p { margin: 0; font-family: 'Noto Sans JP', sans-serif; line-height: 2; }
.page-hero__image { width: 100%; height: clamp(320px, 45vw, 640px); object-fit: cover; }

.studio-split { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: clamp(50px, 8vw, 120px); }
.studio-split img { width: 100%; aspect-ratio: 3 / 2; border-radius: var(--radius); object-fit: cover; }
.studio-split h2 { margin: 12px 0 20px; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(2rem, 3vw, 3rem); line-height: 1.45; }
.studio-split p { font-family: 'Noto Sans JP', sans-serif; line-height: 2; }

.filter-panel { display: grid; grid-template-columns: 1fr 1fr auto; align-items: end; gap: 18px; margin-bottom: 36px; padding: 30px; border-radius: 18px; background: var(--cloud); }
.field { display: grid; gap: 8px; }
.field label,
.field legend { font-family: 'Noto Sans JP', sans-serif; font-size: .88rem; font-weight: 700; }
.field select,
.field input,
.field textarea {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid #aaa;
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
.field textarea { min-height: 120px; resize: vertical; }
.field-error { min-height: 1.4em; margin: 0; color: #a52222; font-family: 'Noto Sans JP', sans-serif; font-size: .8rem; }
.filter-status { margin: 0 0 15px; font-family: 'Noto Sans JP', sans-serif; font-weight: 700; }
.schedule-wrap { overflow-x: auto; border-top: 2px solid var(--ink); }
.schedule { width: 100%; min-width: 850px; border-collapse: collapse; }
.schedule th,
.schedule td { padding: 20px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.schedule th { font-family: 'Noto Sans JP', sans-serif; font-size: .8rem; letter-spacing: .08em; }
.schedule td { font-family: 'Noto Sans JP', sans-serif; }
.schedule__time { font: 800 1.15rem 'Archivo', sans-serif; white-space: nowrap; }
.schedule__name { font-weight: 700; }
.schedule__meta { color: var(--muted); font-size: .82rem; }
.tag { display: inline-block; margin: 2px 4px 2px 0; padding: 3px 9px; border-radius: 999px; background: var(--soft); font-size: .72rem; font-weight: 700; }
.empty-state { display: none; padding: 50px 20px; border-block: 1px solid var(--line); text-align: center; font-family: 'Noto Sans JP', sans-serif; }
.empty-state.is-visible { display: block; }

.pricing-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.plan-card { position: relative; display: flex; flex-direction: column; padding: 32px 25px; border: 1px solid var(--line); border-radius: 18px; }
.plan-card--featured { border: 2px solid var(--ink); background: var(--soft); }
.plan-card__badge { position: absolute; top: 18px; right: 18px; padding: 3px 9px; border-radius: 999px; background: var(--ink); color: #fff; font-family: 'Noto Sans JP', sans-serif; font-size: .7rem; font-weight: 700; }
.plan-card h2 { margin: 10px 0 25px; font-family: 'Noto Sans JP', sans-serif; font-size: 1.35rem; }
.plan-card__price { margin: 0; font-size: 2.45rem; font-weight: 900; line-height: 1; }
.plan-card__price small { font-family: 'Noto Sans JP', sans-serif; font-size: .78rem; font-weight: 500; }
.plan-card ul { flex: 1; margin: 24px 0; padding-left: 1.2em; font-family: 'Noto Sans JP', sans-serif; font-size: .88rem; }
.fee-list { display: grid; grid-template-columns: repeat(3, 1fr); border-block: 2px solid var(--ink); }
.fee { padding: 32px; border-left: 1px solid var(--line); }
.fee:first-child { border-left: 0; }
.fee h3 { margin: 0 0 5px; font-family: 'Noto Sans JP', sans-serif; font-size: 1rem; }
.fee strong { font-size: 1.85rem; }
.fee p { margin: 5px 0 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .82rem; }

.profile-list { display: grid; gap: 112px; }
.profile { display: grid; grid-template-columns: .82fr 1.18fr; align-items: center; gap: clamp(45px, 8vw, 112px); }
.profile:nth-child(even) { grid-template-columns: 1.18fr .82fr; }
.profile:nth-child(even) img { order: 2; }
.profile img { width: 100%; aspect-ratio: 4 / 5; border-radius: 18px; object-fit: cover; }
.profile h2 { margin: 8px 0 4px; font-family: 'Noto Sans JP', sans-serif; font-size: clamp(1.8rem, 3vw, 2.8rem); }
.profile__role { margin: 0 0 24px; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .88rem; }
.profile__message { margin: 0; font-family: 'Noto Sans JP', sans-serif; font-size: 1.1rem; font-weight: 700; line-height: 1.9; }
.profile__bio { margin: 18px 0 0; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; line-height: 2; }

.booking-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; align-items: start; gap: 70px; }
.booking-steps { display: flex; margin: 0 0 45px; padding: 0; list-style: none; }
.booking-steps li { flex: 1; padding: 0 10px 12px; border-bottom: 3px solid var(--line); color: #8b8b87; font-family: 'Noto Sans JP', sans-serif; font-size: .78rem; font-weight: 700; text-align: center; }
.booking-steps li.is-current { border-color: var(--ink); color: var(--ink); }
.booking-panel[hidden] { display: none; }
.booking-panel h2 { margin: 0 0 10px; font-family: 'Noto Sans JP', sans-serif; font-size: 1.7rem; }
.booking-panel__lead { margin: 0 0 28px; color: var(--muted); font-family: 'Noto Sans JP', sans-serif; }
.date-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.choice { position: relative; }
.choice input { position: absolute; opacity: 0; pointer-events: none; }
.choice label {
  min-height: 72px;
  display: grid;
  place-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  text-align: center;
}
.choice input:checked + label { border: 2px solid var(--ink); background: var(--soft); }
.choice input:focus-visible + label { outline: 3px solid #7c930e; outline-offset: 3px; }
.choice input:disabled + label { color: #a7a7a3; background: #f4f4f2; cursor: not-allowed; text-decoration: line-through; }
.slots { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 26px; }
.slots .choice label { min-height: 82px; }
.slots small { display: block; font-size: .72rem; font-weight: 500; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .field--wide { grid-column: 1 / -1; }
.form-actions { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 35px; }
.booking-summary { position: sticky; top: 30px; padding: 28px; border-radius: 18px; background: var(--soft); }
.booking-summary h2 { margin: 0 0 18px; font-family: 'Noto Sans JP', sans-serif; font-size: 1.05rem; }
.booking-summary dl { margin: 0; }
.booking-summary div { padding: 14px 0; border-top: 1px solid rgba(20,20,20,.18); }
.booking-summary dt { color: var(--muted); font-family: 'Noto Sans JP', sans-serif; font-size: .75rem; }
.booking-summary dd { margin: 2px 0 0; font-family: 'Noto Sans JP', sans-serif; font-weight: 700; }
.confirm-list { margin: 25px 0; border-top: 2px solid var(--ink); }
.confirm-row { display: grid; grid-template-columns: 150px 1fr; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.confirm-row dt { font-family: 'Noto Sans JP', sans-serif; font-weight: 700; }
.confirm-row dd { margin: 0; font-family: 'Noto Sans JP', sans-serif; white-space: pre-wrap; }
.complete-mark { width: 76px; height: 76px; display: grid; place-items: center; margin-bottom: 28px; border-radius: 50%; background: var(--lime); font-size: 2rem; font-weight: 900; }
.noscript { margin: 20px 0; padding: 18px; background: #fff0f0; color: #8d2020; font-family: 'Noto Sans JP', sans-serif; }

.cta {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 50px;
  padding: 70px clamp(30px, 6vw, 90px);
  background: var(--ink);
  color: #fff;
}
.cta h2 { margin: 0; font-size: clamp(2.4rem, 6vw, 5.5rem); font-weight: 900; letter-spacing: -.05em; line-height: 1; }
.cta p { margin: 14px 0 0; font-family: 'Noto Sans JP', sans-serif; }

.site-footer { padding: 72px 0 25px; background: var(--ink); color: #fff; }
.footer-main { display: grid; grid-template-columns: 1fr auto; gap: 50px; padding-bottom: 65px; }
.footer-brand { font-size: 1.8rem; font-weight: 900; letter-spacing: .18em; }
.footer-address { margin: 18px 0 0; color: #bcbcb7; font-family: 'Noto Sans JP', sans-serif; font-size: .85rem; }
.footer-nav { display: grid; grid-template-columns: repeat(2, auto); gap: 10px 40px; }
.footer-nav a { font-family: 'Noto Sans JP', sans-serif; font-size: .9rem; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 20px; border-top: 1px solid #3e3e3e; color: #a9a9a5; font-family: 'Noto Sans JP', sans-serif; font-size: .7rem; }

[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 1020px) {
  :root { --header: 82px; }
  .container, .header-inner { width: min(calc(100% - 56px), var(--max)); }
  .site-header--overlay { inset-block-start: 34px; }
  .menu-button { display: block; }
  .global-nav {
    position: fixed;
    inset: 0;
    z-index: 55;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 5px;
    padding: 90px 28px 30px;
    background: var(--soft);
    visibility: hidden;
    opacity: 0;
    transition: opacity .2s ease, visibility .2s ease;
  }
  .global-nav.is-open { visibility: visible; opacity: 1; }
  .global-nav a { padding: 10px 0; font-size: 1.3rem; }
  .global-nav .button { margin-top: 10px; }
  .hero__content { left: 28px; }
  .hero__facts { right: 28px; }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .booking-layout { grid-template-columns: 1fr; gap: 45px; }
  .booking-summary { position: static; }
}

@media (max-width: 760px) {
  .container, .header-inner { width: calc(100% - 40px); }
  .section { padding: 78px 0; }
  .announcement { font-size: .68rem; }
  .site-header--overlay { inset-block-start: 34px; }
  .brand { font-size: 1.2rem; }
  /* スマホも写真を全面に敷き、下側にコピーを重ねる（コピーと写真の縦積みにしない） */
  .hero { min-height: max(720px, 100svh); background: #f5f3ed; }
  .hero__image { height: 100%; inset: 0; object-position: 66% 30%; }
  .hero::after { background: linear-gradient(0deg, rgba(255,255,255,.96) 0%, rgba(255,255,255,.9) 42%, rgba(255,255,255,0) 66%); }
  .hero__content { top: auto; bottom: 28px; right: 20px; left: 20px; max-width: none; }
  .hero__location { max-width: 280px; font-size: .61rem; letter-spacing: .22em; }
  .hero h1 { margin: 14px 0 16px; font-size: clamp(3.4rem, 17vw, 4.4rem); }
  .hero__copy { font-size: 1.12rem; }
  .hero__text { display: none; }
  .hero__text br { display: none; }
  .hero__actions { align-items: flex-start; flex-direction: column; gap: 12px; margin-top: 20px; }
  .hero__actions .button { min-height: 50px; padding: 12px 20px; font-size: .82rem; }
  .hero__facts { display: none; }
  .section-head { align-items: start; flex-direction: column; gap: 24px; margin-bottom: 36px; }
  .class-grid, .instructor-grid { grid-template-columns: 1fr; gap: 50px; }
  .class-card img { aspect-ratio: 5 / 4; }
  .feature-list { gap: 65px; }
  .feature-row,
  .feature-row:nth-child(even) { grid-template-columns: 1fr; gap: 28px; }
  .feature-row:nth-child(even) .feature-row__image { order: 0; }
  .trial-banner, .studio-split { grid-template-columns: 1fr; gap: 35px; }
  .trial-banner img { aspect-ratio: 4 / 3; }
  .price-summary { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 30px; }
  .step { padding: 0 0 0 22px; border-left: 1px solid var(--line); }
  .step:first-child { padding-left: 22px; border-left: 1px solid var(--line); }
  .page-hero { padding: 50px 0 65px; }
  .page-hero__inner { grid-template-columns: 1fr; gap: 28px; }
  .page-hero__image { height: 400px; }
  .filter-panel { grid-template-columns: 1fr; padding: 22px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .fee-list { grid-template-columns: 1fr; }
  .fee { border-top: 1px solid var(--line); border-left: 0; }
  .fee:first-child { border-top: 0; }
  .profile-list { gap: 75px; }
  .profile, .profile:nth-child(even) { grid-template-columns: 1fr; gap: 28px; }
  .profile:nth-child(even) img { order: 0; }
  .profile img { aspect-ratio: 5 / 4; object-position: 50% 35%; }
  .date-list { grid-template-columns: repeat(2, 1fr); }
  .slots { grid-template-columns: repeat(2, 1fr); }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .field--wide { grid-column: auto; }
  .form-actions { align-items: stretch; flex-direction: column-reverse; }
  .form-actions .button { width: 100%; }
  .confirm-row { grid-template-columns: 1fr; gap: 4px; }
  .cta { grid-template-columns: 1fr; gap: 30px; }
  .footer-main { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; }
}

@media (max-width: 390px) {
  .hero h1 { font-size: 3.3rem; }
  .booking-steps li { padding-inline: 4px; font-size: .68rem; }
  .slots { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}