/* Hallmark · genre: editorial · macrostructure: Split Studio · theme: studied-DNA (source: OB PILATES 料金表画像 — モノクロ・明朝・点線罫・チップラベル)
 * paper oklch(98% 0.004 95) · ink oklch(24% 0.01 80) charcoal · accent: monochrome
 * display/body: Shippori Mincho(和文部) · EN: Bodoni Moda (欧字は全文これで統一。英字見出し・ラベル・署名はイタリック)
 * nav: N9 edge-aligned · footer: Ft6 letter-close · enrichment: 実写真3点 + Tier-B 手組みSVG (botanical sprig)
 * knobs: H2 ratio=7/5 right=photo divider=negative-space · F4 numbering=01/02/03 vertical connector=line · C1 rectangular spacious
 * contrast: pass (40–41) · slop: pass (42–45) · honest: pass (46) · chrome: pass (47) · tokens: pass (48) · responsive: pass (49) · mobile: pass (34, 49, 50–57)
 * Hallmark · pre-emit critique: P4 H4 E4 S5 R4 V4
 */

/* ───────── base ───────── */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; }

html { overflow-x: clip; scroll-behavior: smooth; }
body {
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-base);
  line-height: 1.9;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

::selection { background: var(--color-chip); }

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  z-index: var(--z-sticky);
  background: var(--color-paper);
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--color-ink);
  transform: translateY(-200%);
}
.skip:focus-visible { transform: none; }

.wrap {
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

/* ───────── nav · N9 edge-aligned ───────── */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--page-gutter);
  max-width: var(--page-max);
  margin-inline: auto;
}

.nav__wordmark {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.nav__wordmark-en {
  font-family: var(--font-outlier);
  font-weight: 400;
  font-size: var(--text-md);
  letter-spacing: 0.2em;
  white-space: nowrap;
}
.nav__wordmark-sub {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  color: var(--color-neutral);
  margin-top: 0.15rem;
  white-space: nowrap;
}

/* ───────── CTA · C1 outlined chip ───────── */
.btn-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  min-height: 44px;
  padding: var(--space-sm) var(--space-lg);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  background: transparent;
  text-decoration: none;
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  line-height: 1;
  white-space: nowrap;
  transition: background-color var(--dur-micro) var(--ease-out),
              color var(--dur-micro) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .btn-chip:hover { background: var(--color-accent); color: var(--color-paper); }
}
.btn-chip:active { transform: translateY(1px); }
.btn-chip:disabled,
.btn-chip[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}
.btn-chip .icon {
  width: 1.15em;
  height: 1.15em;
  flex: none;
}
/* 主ボタン(塗り) — hoverで線に反転 */
.btn-chip--fill {
  background: var(--color-accent);
  color: var(--color-paper);
}
@media (hover: hover) and (pointer: fine) {
  .btn-chip--fill:hover { background: transparent; color: var(--color-accent); }
}

/* ───────── section heads · EN(伊) + JP(小) ───────── */
.head { margin: 0; }
.head__en {
  font-family: var(--font-outlier);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-head-en);
  line-height: 1.2;
  letter-spacing: 0.04em;
  overflow-wrap: anywhere;
  min-width: 0;
}
.head__jp {
  margin-top: var(--space-sm);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-xs);
  letter-spacing: 0.3em;
  color: var(--color-neutral);
}
.head--center { text-align: center; }

/* ───────── hero · H2 split diptych 7/5 ───────── */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-2xl);
  align-items: center;
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--space-2xl) var(--page-gutter) var(--space-4xl);
}

.hero__title {
  font-family: var(--font-outlier);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.9rem, 3vw + 0.9rem, 3rem);
  line-height: 1.35;
  letter-spacing: 0.04em;
  text-wrap: balance;
  overflow-wrap: anywhere;
  min-width: 0;
}
.hero__title .x {
  font-style: normal;
  font-size: 0.65em;
  color: var(--color-soft);
  margin-inline: 0.15em;
  vertical-align: 0.1em;
}
.hero__title .nb { white-space: nowrap; }
.hero__sub {
  margin-top: var(--space-md);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.2em;
  color: var(--color-neutral);
}

.hero__lede {
  margin-top: var(--space-xl);
  max-width: 32em;
  font-size: var(--text-body);
  line-height: 2.15;
  letter-spacing: 0.04em;
}

.hero__cta-row {
  margin-top: var(--space-xl);
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.hero__note {
  font-size: var(--text-xs);
  color: var(--color-neutral);
  letter-spacing: 0.08em;
}

/* 写真をビューポート右端までブリード(構造的ブレイク) */
.hero__photo {
  margin-inline-end: calc(var(--page-gutter) * -1);
  min-width: 0;
}

/* ───────── photos · オフセット細罫フレーム ───────── */
.photo { margin: 0; min-width: 0; position: relative; isolation: isolate; }
.photo::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-rule-dot);
  transform: translate(14px, 14px);
  pointer-events: none;
  z-index: -1;
}
.photo img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
.photo figcaption {
  margin-top: var(--space-md);
  font-family: var(--font-outlier);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-neutral);
}

/* hero entrance — 唯一のオーケストレーション */
.enter {
  opacity: 0;
  transform: translateY(10px);
  animation: enter var(--dur-long) var(--ease-out) forwards;
  animation-delay: calc(var(--i, 0) * 90ms);
}
@keyframes enter {
  to { opacity: 1; transform: none; }
}

/* ───────── section rhythm ───────── */
.section { padding-block: var(--space-3xl); }
.section--tight { padding-block: var(--space-2xl); }
.section--band {
  background: var(--color-paper-2);
  padding-block: var(--space-3xl) var(--space-4xl);
}

/* ───────── diptych rows ───────── */
.diptych {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-2xl);
  align-items: center;
}
.diptych--rev { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }

.diptych__body {
  font-size: var(--text-body);
  line-height: 2.15;
  letter-spacing: 0.04em;
  max-width: 34em;
}
.diptych__body p + p { margin-top: var(--space-lg); }
.head + .diptych__body { margin-top: var(--space-xl); }

.diptych__lead {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-base);
  letter-spacing: 0.08em;
}

/* ───────── spec sheet ───────── */
.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-body);
}
.spec th,
.spec td {
  border-bottom: var(--rule-dotted);
  padding: var(--space-md) var(--space-xs);
  text-align: left;
  vertical-align: top;
}
.spec th {
  width: 6.5em;
  font-weight: 500;
  letter-spacing: 0.2em;
  font-size: var(--text-sm);
  white-space: nowrap;
}
.spec td {
  font-weight: 400;
  letter-spacing: 0.04em;
}

/* ───────── flow · F4 step sequence ───────── */
.steps {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--space-xl);
}
.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-lg);
  align-items: start;
}
.steps .num {
  font-family: var(--font-outlier);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-xl);
  color: var(--color-soft);
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.steps h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-base);
  letter-spacing: 0.1em;
  line-height: 1.6;
}
.steps p {
  margin-top: var(--space-xs);
  font-size: var(--text-body);
  line-height: 2.05;
  letter-spacing: 0.03em;
}
/* connector line */
.steps li { position: relative; padding-bottom: var(--space-xs); }
.steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 0.85em;
  top: 2.4em;
  bottom: calc(var(--space-xl) * -0.65);
  border-left: 1px solid var(--color-rule);
}

/* ───────── price · 料金表パネル ───────── */
.price {
  max-width: 38rem;
  margin-inline: auto;
}
.price-panel {
  margin-top: var(--space-xl);
  border: var(--rule-hairline);
  outline: 1px solid var(--color-rule);
  outline-offset: 5px;
  background: var(--color-paper);
  padding: var(--space-2xl) clamp(1.25rem, 5vw, 3rem);
}
.price-group {
  padding-block: var(--space-lg);
  border-bottom: var(--rule-dotted);
}
.price-group:first-child { padding-top: 0; }
.price-group:last-of-type { border-bottom: 0; }

.chip {
  display: inline-block;
  font-family: var(--font-outlier);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  background: var(--color-chip);
  padding: var(--space-2xs) var(--space-sm) var(--space-2xs) calc(var(--space-sm) + 0.3em);
  margin-bottom: var(--space-sm);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-md);
}
.price-row + .price-row {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: var(--rule-dotted);
}
.price-row__name {
  font-size: var(--text-body);
  letter-spacing: 0.1em;
}
.price-row__fig {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-md);
  letter-spacing: 0.06em;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: end;
}
.price-row__fig small {
  display: block;
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  letter-spacing: 0.06em;
  margin-top: var(--space-2xs);
}

.price-panel__message {
  margin-top: var(--space-xl);
  text-align: center;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-sm);
  line-height: 2.3;
  letter-spacing: 0.12em;
}
.price-panel__sprig {
  margin: var(--space-xl) auto 0;
  width: 5rem;
  color: var(--color-soft);
}
.price-panel__end {
  margin-top: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.price-panel__end::before,
.price-panel__end::after {
  content: "";
  flex: 1;
  border-top: var(--rule-hairline);
}
.price-panel__end i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-ink);
}
.price__fn {
  margin-top: var(--space-md);
  font-size: var(--text-xs);
  color: var(--color-neutral);
  letter-spacing: 0.06em;
  text-align: center;
}

/* ───────── greeting ───────── */
.greeting__body {
  font-size: var(--text-body);
  line-height: 2.2;
  letter-spacing: 0.04em;
  max-width: 34em;
}
.greeting__body p + p { margin-top: var(--space-lg); }
.greeting__lead {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-base);
  letter-spacing: 0.08em;
}
.head + .greeting__body { margin-top: var(--space-xl); }
.greeting__sign {
  font-family: var(--font-outlier);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-lg);
  letter-spacing: 0.08em;
  margin-top: var(--space-lg);
}

/* ───────── FAQ accordion ───────── */
.faq { max-width: 42rem; }
.faq-list { margin-top: var(--space-xl); border-top: var(--rule-hairline); }
.faq-item { border-bottom: var(--rule-dotted); }
.faq-item__q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  min-height: 44px;
  padding: var(--space-lg) var(--space-2xs);
  background: none;
  border: 0;
  font: inherit;
  font-size: var(--text-body);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-align: left;
  color: var(--color-ink);
  cursor: pointer;
  transition: opacity var(--dur-micro) var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .faq-item__q:hover { opacity: 0.65; }
}
.faq-item__q:active { opacity: 0.65; }
.faq-item__q:disabled { opacity: 0.55; cursor: not-allowed; }
.faq-item__mark {
  flex: none;
  width: 0.85em;
  height: 0.85em;
  position: relative;
  color: var(--color-ink);
  transition: transform var(--dur-short) var(--ease-in-out);
}
.faq-item__mark::before,
.faq-item__mark::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 0;
  width: 100%;
  border-top: 1px solid currentColor;
}
.faq-item__mark::after { transform: rotate(90deg); }
.faq-item__q[aria-expanded="true"] .faq-item__mark { transform: rotate(45deg); }
.faq-item__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-long) var(--ease-in-out);
}
.faq-item__q[aria-expanded="true"] + .faq-item__a { grid-template-rows: 1fr; }
.faq-item__a-inner { overflow: hidden; }
.faq-item__a-inner p {
  padding: 0 var(--space-2xs) var(--space-lg);
  font-size: var(--text-sm);
  line-height: 2.1;
  letter-spacing: 0.03em;
}

/* ───────── reserve band ───────── */
.reserve__grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-2xl);
  align-items: start;
}
.reserve__lede {
  margin-top: var(--space-xl);
  font-size: var(--text-body);
  line-height: 2.15;
  letter-spacing: 0.04em;
  max-width: 32em;
}
.reserve__actions {
  margin-top: var(--space-xl);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.reserve__info {
  border-left: var(--rule-hairline);
  padding-inline-start: var(--space-xl);
  font-size: var(--text-body);
  line-height: 2.2;
  letter-spacing: 0.04em;
}
.reserve__info dt {
  font-family: var(--font-outlier);
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-neutral);
  margin-top: var(--space-lg);
}
.reserve__info dt:first-child { margin-top: 0; }
.reserve__info dd { margin: 0; }

/* ───────── footer · Ft6 letter close ───────── */
.foot {
  padding: var(--space-3xl) var(--page-gutter) var(--space-2xl);
  max-width: var(--page-max);
  margin-inline: auto;
}
.foot__ornament {
  width: 3.5rem;
  color: var(--color-soft);
  margin-bottom: var(--space-xl);
}
.foot__close {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-lg);
  line-height: 1.9;
  letter-spacing: 0.14em;
  overflow-wrap: anywhere;
  min-width: 0;
}
.foot__sign {
  font-family: var(--font-outlier);
  font-style: italic;
  font-weight: 400;
  font-size: var(--text-md);
  letter-spacing: 0.12em;
  margin-top: var(--space-md);
}
.foot__meta {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: var(--rule-hairline);
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-neutral);
  letter-spacing: 0.1em;
}

/* ───────── scroll reveal(JS有効時のみ・1回だけ) ───────── */
.js .reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 550ms var(--ease-out), transform 550ms var(--ease-out);
}
.js .reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ───────── responsive ───────── */
@media (max-width: 56rem) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-xl);
    padding-block: var(--space-lg) var(--space-3xl);
  }
  .hero__photo {
    margin-inline-end: 0;
    order: -1;
  }
  .hero__photo img { aspect-ratio: 16 / 9; }

  .diptych,
  .diptych--rev,
  .reserve__grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-xl); }

  /* 写真は一回り小さく — 枠線のずらし分も内側に収める */
  .photo { width: min(86%, 24rem); }
  .hero__photo { width: min(92%, 26rem); }
  .photo::after { transform: translate(10px, 10px); }
  .photo img { aspect-ratio: 4 / 3; }
  .photo figcaption { margin-top: var(--space-sm); }

  .reserve__info {
    border-left: 0;
    border-top: var(--rule-hairline);
    padding-inline-start: 0;
    padding-top: var(--space-lg);
  }
}

@media (max-width: 40rem) {
  body { line-height: 1.95; }
  .section { padding-block: var(--space-2xl); }
  .section--band { padding-block: var(--space-2xl) var(--space-3xl); }
  .nav { padding-block: var(--space-md); }
  .nav__wordmark-sub { display: none; }
  .nav__wordmark-en { font-size: var(--text-base); }
  .nav .btn-chip { padding-inline: var(--space-md); }
  .spec th { width: 5.5em; }
  .price-panel { padding-block: var(--space-xl); }
  .price-row { flex-wrap: wrap; }
}

/* ───────── reduced motion ───────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 150ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 150ms !important;
  }
  /* フォーカスリングは常に即時表示 */
  *:focus-visible { transition: none !important; }
  .js .reveal { transition: none; transform: none; }
  .enter { animation: enter-reduced 150ms linear forwards; }
  @keyframes enter-reduced { to { opacity: 1; transform: none; } }
}