/* ========================================
   パーソナルジム TRACE — 本番スタイル
   Mobile-first / iPhone Safari 最適化
   ======================================== */

:root {
  --color-bg: #0a0a0a;
  --color-bg-elevated: #111111;
  --color-bg-card: #141414;
  --color-white: #ffffff;
  --color-text: #f5f5f5;
  --color-text-muted: rgba(245, 245, 245, 0.58);
  --color-text-subtle: rgba(245, 245, 245, 0.32);
  --color-accent: #c8e635;
  --color-accent-glow: rgba(200, 230, 53, 0.1);
  --color-line: #06c755;
  --color-border: rgba(255, 255, 255, 0.07);
  --color-border-strong: rgba(255, 255, 255, 0.14);

  --font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Helvetica Neue", sans-serif;
  --font-display: "Helvetica Neue", -apple-system, BlinkMacSystemFont, "Hiragino Sans", sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  --radius-photo: 14px;
  --radius-card: 14px;
  --shadow-photo:
    0 4px 24px rgba(0, 0, 0, 0.28),
    0 0 0 1px rgba(255, 255, 255, 0.06);
  --shadow-card: 0 6px 28px rgba(0, 0, 0, 0.22);
  --shadow-card-hover: 0 10px 36px rgba(0, 0, 0, 0.28);
  --section-pad: clamp(4rem, 7.5vw, 6.75rem);
  --card-pad: 1.5rem 1.25rem;

  --header-height: 56px;
  --container-padding: 1.375rem;
  --max-width: 1080px;
  --float-bar-height: 64px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 0.28s;
  --duration-normal: 0.55s;
  --duration-reveal: 0.78s;

  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 0.9375rem;
  line-height: 1.85;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  padding-bottom: calc(var(--float-bar-height) + var(--safe-bottom));
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

ul,
ol { list-style: none; }

.sp-only { display: inline; }

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--container-padding);
  z-index: 9999;
  padding: 0.75rem 1.25rem;
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 0.875rem;
  font-weight: 600;
  transition: top var(--duration-fast) var(--ease-out);
}

.skip-link:focus { top: var(--safe-top); }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: calc(var(--container-padding) + var(--safe-left));
  padding-right: calc(var(--container-padding) + var(--safe-right));
}

.text-accent { color: var(--color-accent); }

/* --- Reveal --- */
.reveal {
  opacity: 0;
  transform: translate3d(0, 14px, 0);
  transition:
    opacity var(--duration-reveal) var(--ease-smooth),
    transform var(--duration-reveal) var(--ease-smooth);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* --- Typography --- */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.875rem, 5.5vw, 2.875rem);
  font-weight: 200;
  line-height: 1.32;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: 0.9375rem;
  line-height: 1.8;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
  max-width: 28rem;
}

.section-header { margin-bottom: clamp(2.5rem, 5vw, 3.5rem); }

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

.section-header--center .section-desc {
  margin-inline: auto;
}

.section-body {
  font-size: 0.9375rem;
  line-height: 1.95;
  letter-spacing: 0.02em;
  color: var(--color-text-muted);
}

.section-body + .section-body {
  margin-top: var(--space-md);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9375rem 1.625rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: 980px;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0) scale(0.98);
}

.btn:focus-visible,
.nav__link:focus-visible,
.float-line:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn--sm {
  padding: 0.5625rem 1rem;
  font-size: 0.8125rem;
}

.btn--lg {
  padding: 1.0625rem 2rem;
  font-size: 0.9375rem;
  min-height: 3rem;
}

.btn--line {
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, #0ad862 0%, var(--color-line) 52%, #05a847 100%);
  color: var(--color-white);
  box-shadow:
    0 4px 22px rgba(6, 199, 85, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.btn--line::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.16) 0%, transparent 48%);
  pointer-events: none;
}

.btn--line:hover {
  background: linear-gradient(165deg, #0be068 0%, #05b34c 52%, #049a40 100%);
  box-shadow:
    0 12px 40px rgba(6, 199, 85, 0.42),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  transform: translateY(-3px);
}

.btn--outline {
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: var(--color-white);
  background-color: rgba(10, 10, 10, 0.35);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.2);
}

.section-cta {
  display: flex;
  justify-content: center;
  margin-top: clamp(2.25rem, 4.5vw, 3.25rem);
  padding-top: var(--space-xs);
}

.btn--ghost {
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  background-color: rgba(255, 255, 255, 0.02);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
}

.btn__icon { flex-shrink: 0; }

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: calc(var(--header-height) + var(--safe-top));
  padding-top: var(--safe-top);
  transition:
    background-color var(--duration-normal) var(--ease-out),
    border-color var(--duration-normal) var(--ease-out),
    transform var(--duration-normal) var(--ease-out);
}

.header.is-scrolled {
  background-color: rgba(10, 10, 10, 0.88);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--color-border);
}

.header.is-hidden {
  transform: translateY(-100%);
}

.header__inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  align-items: center;
  gap: var(--space-sm);
  height: var(--header-height);
  padding-inline: calc(var(--container-padding) + var(--safe-left));
  padding-right: calc(var(--container-padding) + var(--safe-right));
}

.header__logo { z-index: 102; }

.header__logo-img {
  width: auto;
  height: 22px;
}

.header__reserve { z-index: 102; }

.header__menu-btn {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  z-index: 102;
}

.header__menu-line {
  display: block;
  width: 20px;
  height: 1.5px;
  background-color: var(--color-white);
  transition: transform var(--duration-fast) var(--ease-out);
  transform-origin: center;
}

.header__menu-btn.is-active .header__menu-line:first-child {
  transform: translateY(3.75px) rotate(45deg);
}

.header__menu-btn.is-active .header__menu-line:last-child {
  transform: translateY(-3.75px) rotate(-45deg);
}

.nav {
  position: fixed;
  inset: 0;
  z-index: 101;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  background-color: rgba(10, 10, 10, 0.97);
  -webkit-backdrop-filter: blur(24px);
  backdrop-filter: blur(24px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--duration-normal) var(--ease-out),
    visibility var(--duration-normal) var(--ease-out);
}

.nav.is-open {
  opacity: 1;
  visibility: visible;
}

.nav__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-size: clamp(1.375rem, 4.5vw, 1.75rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--color-text);
}

.nav__link.is-active {
  color: var(--color-accent);
}

.nav__reserve { margin-top: var(--space-md); }

/* --- Hero --- */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100svh;
  min-height: 100vh;
  padding:
    calc(var(--header-height) + var(--safe-top) + 2.5rem)
    calc(var(--container-padding) + var(--safe-left))
    calc(4.5rem + var(--safe-bottom));
  padding-right: calc(var(--container-padding) + var(--safe-right));
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__gradient {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(100deg, rgba(10, 10, 10, 0.97) 0%, rgba(10, 10, 10, 0.92) 30%, rgba(10, 10, 10, 0.74) 54%, rgba(10, 10, 10, 0.48) 76%, rgba(10, 10, 10, 0.34) 100%),
    radial-gradient(ellipse 65% 45% at 72% 38%, rgba(200, 230, 53, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  opacity: 0.018;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.6) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, transparent 0%, black 25%, black 75%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 25%, black 75%, transparent 100%);
}

.hero__inner {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: 24rem;
}

.hero__inner .reveal {
  opacity: 1;
  transform: translate3d(0, 16px, 0);
}

.hero__inner .reveal.is-visible {
  transform: translate3d(0, 0, 0);
}

.hero__location {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-bg);
  background-color: var(--color-accent);
  padding: 0.45rem 1rem;
  border-radius: 980px;
  margin-bottom: 0.875rem;
}

.hero__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(245, 245, 245, 0.72);
  margin-bottom: 1.25rem;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4);
}

.hero__audience {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  margin-bottom: 0.625rem;
}

.hero__audience li {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  padding: 0.4rem 0.75rem;
  border: 1px solid rgba(200, 230, 53, 0.35);
  border-radius: 980px;
  color: var(--color-accent);
  background-color: rgba(200, 230, 53, 0.08);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.125rem, 9vw, 3rem);
  font-weight: 200;
  line-height: 1.28;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  text-shadow:
    0 2px 16px rgba(0, 0, 0, 0.55),
    0 6px 36px rgba(0, 0, 0, 0.35);
}

.hero__title-line {
  display: block;
}

.hero__title-line--accent {
  color: var(--color-accent);
  font-weight: 500;
  font-size: 1.08em;
}

.hero__lead {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.04em;
  color: rgba(245, 245, 245, 0.92);
  margin-bottom: 1.25rem;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.45);
}

.hero__trial {
  display: inline-flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1.5rem;
  padding: 0.5rem 0.875rem;
  border: 1px solid rgba(200, 230, 53, 0.25);
  border-radius: 980px;
  background-color: rgba(10, 10, 10, 0.45);
}

.hero__trial-label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
}

.hero__trial-price {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.hero__trial-tax {
  font-size: 0.6875rem;
  color: var(--color-text-subtle);
}

.hero__cta {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  width: 100%;
  max-width: 20rem;
}

.hero__cta .btn--line {
  box-shadow:
    0 10px 36px rgba(6, 199, 85, 0.42),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
  min-height: 3.375rem;
  font-size: 0.9375rem;
  letter-spacing: 0.06em;
}

.hero__cta .btn--line:hover {
  box-shadow:
    0 14px 48px rgba(6, 199, 85, 0.52),
    inset 0 1px 0 rgba(255, 255, 255, 0.26);
  transform: translateY(-3px);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.hero__trust li {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  border-radius: 980px;
  color: var(--color-text-muted);
}

.btn--block {
  width: 100%;
}

.hero__scroll {
  position: absolute;
  bottom: calc(1.5rem + var(--safe-bottom));
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
}

.hero__scroll-label {
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  color: var(--color-text-subtle);
}

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2.4s var(--ease-in-out) infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.2; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

/* ファーストビュー：LINEボタンはヒーロー内1つのみ */
@media (max-width: 767px) {
  .header__reserve {
    display: none;
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--safe-top) + 2rem);
    padding-bottom: calc(5.25rem + var(--safe-bottom));
  }

  .hero__inner {
    max-width: 100%;
  }

  .hero__cta {
    max-width: 100%;
    gap: 0.625rem;
  }

  .hero__audience {
    margin-top: 1rem;
    gap: 0.4375rem;
  }

  .hero__trust {
    margin-top: 0.625rem;
  }

  .btn--lg {
    min-height: 3.25rem;
    font-size: 0.9375rem;
  }
}

/* --- Photo (統一写真コンポーネント) --- */
.photo {
  position: relative;
  overflow: hidden;
  margin: 0;
  border-radius: var(--radius-photo);
  box-shadow: var(--shadow-photo);
  background-color: var(--color-bg-card);
}

.photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0.08) 0%,
    rgba(0, 0, 0, 0.22) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.photo__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
}

.photo--standard {
  aspect-ratio: 4 / 5;
}

.photo--hero {
  position: absolute;
  inset: 0;
  border-radius: 0;
  box-shadow: none;
}

.photo--hero::after {
  background: linear-gradient(
    108deg,
    rgba(0, 0, 0, 0.88) 0%,
    rgba(0, 0, 0, 0.58) 38%,
    rgba(0, 0, 0, 0.42) 100%
  );
}

.photo--hero .photo__img {
  object-position: 62% 24%;
  transform: scale(1.08);
  filter: brightness(0.98) contrast(1.04) saturate(0.94);
}

.photo--standard .photo__img,
.access__photo .photo__img {
  filter: brightness(0.98) contrast(1.04) saturate(0.94);
}

.photo--result {
  border-radius: var(--radius-photo);
}

.photo--result::after {
  background: rgba(0, 0, 0, 0.12);
}

.photo--result .photo__img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  background-color: #0a0a0a;
}

@media (min-width: 768px) {
  .photo--result .photo__img {
    min-height: 280px;
  }
}

.photo--price {
  max-width: 36rem;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
  border-radius: var(--radius-photo);
}

.photo--price::after {
  background: rgba(0, 0, 0, 0.06);
}

.photo--price .photo__img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  background-color: #f5f5f5;
}

.photo__img--interior { object-position: 52% 36%; }
.photo__img--trainer { object-position: 45% 24%; }
.photo__img--equipment { object-position: 48% 30%; }
.photo__img--equipment-alt { object-position: 50% 26%; }
.photo__img--storefront { object-position: center center; }

@media (max-width: 767px) {
  .photo--hero .photo__img {
    object-position: 58% 24%;
  }

  .photo__img--interior { object-position: 56% 32%; }
  .photo__img--equipment { object-position: 50% 26%; }
  .photo__img--equipment-alt { object-position: 50% 22%; }
  .photo__img--trainer { object-position: 48% 20%; }

  .btn {
    min-height: 3rem;
  }

  .hero__cta .btn--line {
    min-height: 3.25rem;
  }
}

/* --- Statement --- */
.statement {
  padding-block: clamp(3rem, 6vw, 5rem);
  text-align: center;
  border-block: 1px solid var(--color-border);
}

.statement__text {
  font-family: var(--font-display);
  font-size: clamp(1.375rem, 4.5vw, 2.25rem);
  font-weight: 200;
  line-height: 1.6;
  letter-spacing: 0.05em;
}

/* --- Concept --- */
.concept {
  padding-block: var(--section-pad);
}

.concept__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.concept__frame {
  position: relative;
  width: 100%;
}

.concept__visual {
  position: relative;
}

.concept__badge {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 2;
  padding: var(--space-sm) var(--space-md);
  background-color: rgba(10, 10, 10, 0.88);
  border: 1px solid var(--color-border-strong);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  text-align: center;
}

.concept__badge-label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
}

.concept__badge-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-accent);
  letter-spacing: 0.06em;
}

/* --- Feature --- */
.feature {
  padding-block: var(--section-pad);
  background-color: var(--color-bg-elevated);
}

.feature__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.feature-card {
  padding: var(--card-pad);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.feature-card:hover {
  border-color: rgba(200, 230, 53, 0.2);
  box-shadow: var(--shadow-card-hover);
}

.feature-card__num {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.feature-card__title {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.feature-card__text {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--color-text-muted);
}

/* --- Equipment --- */
.equipment {
  padding-block: var(--section-pad);
}

.equipment__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  max-width: 36rem;
  margin-inline: auto;
}

/* --- Trainer --- */
.trainer {
  padding-block: var(--section-pad);
  background-color: var(--color-bg-elevated);
}

.trainer-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
  max-width: 40rem;
  margin-inline: auto;
}

.trainer-card--premium {
  padding: var(--card-pad);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(200, 230, 53, 0.04) 0%, transparent 70%),
    var(--color-bg);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--duration-fast) var(--ease-out);
}

.trainer-card--premium:hover {
  box-shadow: var(--shadow-card-hover);
}

.trainer-card__visual {
  flex-shrink: 0;
  width: 100%;
  max-width: 16rem;
  margin-inline: auto;
}

.trainer-card__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  border: 1px solid rgba(200, 230, 53, 0.22);
  border-radius: calc(var(--radius-card) - 2px);
  background-color: rgba(200, 230, 53, 0.05);
}

.trainer-card__stats li {
  text-align: center;
  padding: 0.375rem 0.25rem;
}

.trainer-card__stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  margin-bottom: 0.35rem;
}

.trainer-card__stat-label {
  display: block;
  font-size: 0.6875rem;
  letter-spacing: 0.06em;
  color: var(--color-text-subtle);
}

.trainer-card__role {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.375rem;
}

.trainer-card__name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.trainer-card__bio {
  font-size: 0.9375rem;
  line-height: 2;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.trainer-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.trainer-card__tags li {
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-muted);
  border-radius: 980px;
}

/* --- Result --- */
.result {
  padding-block: var(--section-pad);
}

.result__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.result-card {
  overflow: hidden;
  padding: var(--space-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: var(--color-bg-elevated);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--duration-fast) var(--ease-out);
}

.result-card:hover {
  box-shadow: var(--shadow-card-hover);
}

.result-card .photo {
  margin-bottom: 0;
  border-radius: calc(var(--radius-card) - 4px);
}

.result-card__facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1rem;
}

.result-card__fact dt {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-text-subtle);
  margin-bottom: 0.3rem;
}

.result-card__fact dd {
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.result-card__fact dd.result-card__fact--accent {
  font-family: var(--font-display);
  font-size: 1.125rem;
  color: var(--color-accent);
}

.result-card__fact--wide {
  grid-column: 1 / -1;
  padding-top: 0.75rem;
  margin-top: 0.25rem;
  border-top: 1px solid var(--color-border);
}

.result-card__fact--wide dd {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.result-card__body {
  padding: var(--space-md) var(--space-sm) var(--space-sm);
}

.result-card__title {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 0.875rem;
  color: var(--color-accent);
}

/* --- Voice (お客様の声) --- */
.voice {
  padding-block: var(--section-pad);
  background-color: var(--color-bg-elevated);
}

.voice__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.voice-card {
  padding: var(--card-pad);
  padding-left: calc(1.25rem + 0.25rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: var(--color-bg);
  border-left: 3px solid var(--color-accent);
  box-shadow: var(--shadow-card);
  transition: box-shadow var(--duration-fast) var(--ease-out);
}

.voice-card:hover {
  box-shadow: var(--shadow-card-hover);
}

.voice-card__meta {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.voice-card__text {
  font-size: 0.9375rem;
  line-height: 1.95;
  color: var(--color-text-muted);
  font-style: normal;
}

/* --- Price --- */
.price {
  padding-block: var(--section-pad);
  background-color: var(--color-bg-elevated);
}

.price__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.price-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: var(--card-pad);
  padding-block: 1.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: var(--color-bg);
  text-align: center;
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.price-card:hover {
  transform: translateY(-2px);
  border-color: rgba(200, 230, 53, 0.15);
  box-shadow: var(--shadow-card-hover);
}

.price-card--featured {
  border-color: rgba(200, 230, 53, 0.35);
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, var(--color-accent-glow) 0%, transparent 70%),
    var(--color-bg-card);
  padding-block: calc(var(--space-xl) + 0.5rem);
}

.price-card__label {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--color-text-subtle);
  margin-bottom: 0.5rem;
}

.price__details {
  max-width: 36rem;
  margin-inline: auto;
  margin-bottom: var(--space-lg);
}

.price__details summary {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  cursor: pointer;
  text-align: center;
  padding: var(--space-sm);
  list-style: none;
}

.price__details summary::-webkit-details-marker { display: none; }

.price__details[open] summary {
  margin-bottom: var(--space-md);
  color: var(--color-accent);
}

.price__details .photo--price {
  margin-bottom: 0;
}

.price-card__badge {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.25rem 0.625rem;
  background-color: var(--color-accent);
  color: var(--color-bg);
  border-radius: 980px;
}

.price-card__name {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-sm);
}

.price-card__amount {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  letter-spacing: 0.02em;
  margin-bottom: 0.25rem;
}

.price-card__yen {
  font-size: 1.125rem;
  margin-right: 0.125rem;
}

.price-card__tax {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.price-card__note {
  font-size: 0.8125rem;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-md);
}

.price-card__list {
  text-align: left;
  max-width: 14rem;
  margin-inline: auto;
}

.price-card__list li {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--color-text-muted);
  padding-left: 1rem;
  position: relative;
}

.price-card__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

.price__note {
  font-size: 0.8125rem;
  line-height: 1.85;
  color: var(--color-text-subtle);
  text-align: center;
}

/* --- Program --- */
.program {
  padding-block: var(--section-pad);
}

.program__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

.program-card {
  padding: var(--card-pad);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  background-color: var(--color-bg-elevated);
  box-shadow: var(--shadow-card);
  transition:
    border-color var(--duration-fast) var(--ease-out),
    background-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.program-card:hover {
  border-color: rgba(200, 230, 53, 0.18);
  background-color: var(--color-bg-card);
  box-shadow: var(--shadow-card-hover);
}

.program-card__tag {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.625rem;
  margin-bottom: var(--space-sm);
  background-color: var(--color-accent);
  color: var(--color-bg);
  border-radius: 980px;
}

.program-card__title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-bottom: 0.625rem;
}

.program-card__desc {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--color-text-muted);
}

/* --- Flow --- */
.flow {
  padding-block: var(--section-pad);
  background-color: var(--color-bg-elevated);
}

.flow__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 40rem;
  margin-inline: auto;
}

.flow-step {
  display: flex;
  gap: var(--space-md);
  padding-block: var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}

.flow-step:last-child { border-bottom: none; }

.flow-step__num {
  flex-shrink: 0;
  width: 2rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  padding-top: 0.2rem;
}

.flow-step__title {
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}

.flow-step__text {
  font-size: 0.875rem;
  line-height: 1.9;
  color: var(--color-text-muted);
}

/* --- CTA --- */
.cta {
  padding-block: var(--section-pad);
}

.cta__inner {
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  background:
    radial-gradient(ellipse 70% 55% at 50% 100%, var(--color-accent-glow) 0%, transparent 65%),
    var(--color-bg-card);
}

.cta__inner--final {
  max-width: 26rem;
  margin-inline: auto;
}

.cta__logo {
  margin-inline: auto;
  margin-bottom: var(--space-md);
  opacity: 0.9;
}

.cta__location {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.cta__offer {
  margin-bottom: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border: 1px solid rgba(200, 230, 53, 0.28);
  border-radius: calc(var(--radius-card) - 2px);
  background-color: rgba(200, 230, 53, 0.06);
}

.cta__price-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-text-muted);
  margin-bottom: 0.375rem;
}

.cta__price {
  font-family: var(--font-display);
  font-size: clamp(2rem, 9vw, 2.75rem);
  font-weight: 400;
  line-height: 1.15;
  color: var(--color-accent);
  letter-spacing: 0.02em;
}

.cta__price-yen {
  font-size: 0.55em;
  margin-right: 0.05em;
}

.cta__price-tax {
  font-size: 0.32em;
  color: var(--color-text-subtle);
  margin-left: 0.25em;
}

.cta__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: var(--space-md);
}

.cta__badges li {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 0.4rem 0.875rem;
  border-radius: 980px;
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-muted);
}

.cta__badges li:first-child {
  border-color: rgba(200, 230, 53, 0.45);
  color: var(--color-accent);
  background-color: rgba(200, 230, 53, 0.1);
}

.cta__text {
  font-size: 0.875rem;
  line-height: 1.85;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.cta__btn {
  width: 100%;
  max-width: 22rem;
  margin-inline: auto;
  min-height: 3.25rem;
  letter-spacing: 0.06em;
}

/* --- Access --- */
.access {
  padding-block: var(--section-pad);
  border-top: 1px solid var(--color-border);
}

.access__grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.access__list { margin-bottom: var(--space-lg); }

.access__item {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: var(--space-sm);
  padding-block: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.access__item dt {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-accent);
}

.access__item dd {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text-muted);
}

.access__tel {
  color: var(--color-text);
  transition: color var(--duration-fast) var(--ease-out);
}

.access__tel:hover { color: var(--color-accent); }

.access__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.access__photo {
  width: 100%;
  margin-bottom: var(--space-md);
}

.access__map-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.access__map-wrap {
  overflow: hidden;
  border-radius: var(--radius-photo);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-card);
  box-shadow: var(--shadow-photo);
}

.access__map {
  display: block;
  width: 100%;
  height: 220px;
  border: 0;
}

.access__map-link {
  display: block;
  padding: 0.75rem;
  font-size: 0.8125rem;
  text-align: center;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border);
  transition: color var(--duration-fast) var(--ease-out);
}

.access__map-link:hover {
  color: var(--color-accent);
}

@media (max-width: 639px) {
  :root {
    --container-padding: 1.25rem;
    --section-pad: clamp(3.5rem, 9vw, 5.25rem);
    --card-pad: 1.375rem 1.125rem;
  }

  .section-header {
    margin-bottom: clamp(2rem, 5vw, 2.75rem);
  }

  .section-cta {
    margin-top: clamp(2rem, 4vw, 2.75rem);
  }

  .concept__grid {
    gap: clamp(2.5rem, 6vw, 3.5rem);
  }

  .feature__grid,
  .voice__grid,
  .program__grid {
    gap: 0.875rem;
  }

  .statement {
    padding-block: clamp(2.75rem, 6vw, 4rem);
  }

  .float-line {
    bottom: calc(0.75rem + var(--safe-bottom));
    right: calc(0.75rem + var(--safe-right));
    padding: 0;
    width: 3.375rem;
    height: 3.375rem;
    justify-content: center;
    border-radius: 50%;
    background: linear-gradient(165deg, #0ad862 0%, var(--color-line) 52%, #05a847 100%);
    box-shadow:
      0 6px 24px rgba(6, 199, 85, 0.38),
      inset 0 1px 0 rgba(255, 255, 255, 0.18);
  }

  .float-line__text {
    display: none;
  }
}

/* --- Footer --- */
.footer {
  padding-block: var(--space-xl);
  padding-bottom: calc(var(--space-xl) + var(--float-bar-height) + var(--safe-bottom));
  border-top: 1px solid var(--color-border);
}

.footer__top {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer__logo-img {
  width: auto;
  height: 20px;
  opacity: 0.85;
}

.footer__links {
  display: flex;
  gap: var(--space-md);
}

.footer__link {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  transition: color var(--duration-fast) var(--ease-out);
}

.footer__link:hover { color: var(--color-accent); }

.footer__bottom {
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.footer__copy {
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--color-text-subtle);
}

/* --- Float --- */
.float-line {
  position: fixed;
  bottom: calc(var(--space-sm) + var(--safe-bottom));
  right: calc(var(--space-sm) + var(--safe-right));
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.375rem;
  background: linear-gradient(165deg, #0ad862 0%, var(--color-line) 52%, #05a847 100%);
  color: var(--color-white);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 980px;
  box-shadow:
    0 6px 28px rgba(6, 199, 85, 0.36),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  transition:
    opacity var(--duration-fast) var(--ease-smooth),
    visibility var(--duration-fast) var(--ease-smooth),
    transform var(--duration-fast) var(--ease-smooth),
    box-shadow var(--duration-fast) var(--ease-smooth);
}

.float-line:hover {
  transform: translateY(-3px);
  box-shadow:
    0 10px 36px rgba(6, 199, 85, 0.48),
    inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.float-line:active { transform: scale(0.97); }

.float-line.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  pointer-events: none;
}

.float-line__icon { flex-shrink: 0; }

@media (max-width: 639px) {
  .section-header {
    margin-bottom: clamp(2rem, 5vw, 2.75rem);
  }

  .nav__list {
    gap: var(--space-md);
  }

  .nav__link {
    font-size: 1.25rem;
  }

  .price-card {
    padding: var(--space-lg) var(--space-md);
    min-height: auto;
  }

  .price-card__amount {
    font-size: 1.75rem;
  }

  .btn--lg {
    min-height: 3.25rem;
  }

  .access__item {
    grid-template-columns: 4.75rem 1fr;
    gap: 0.75rem;
  }

  .result-card__body {
    padding: var(--space-sm) var(--space-md) var(--space-md);
  }
}

/* --- Tablet --- */
@media (min-width: 640px) {
  :root {
    --container-padding: 2rem;
    --float-bar-height: 0;
  }

  body { padding-bottom: var(--safe-bottom); }

  .program__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .access__actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .footer__top {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .footer {
    padding-bottom: calc(var(--space-xl) + var(--safe-bottom));
  }

  .equipment__grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: none;
    gap: var(--space-md);
  }

  .price__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
    gap: var(--space-md);
  }
}

/* --- Desktop --- */
@media (min-width: 768px) {
  .sp-only { display: none; }

  .header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header__menu-btn { display: none; }

  .nav {
    position: static;
    flex: 1;
    flex-direction: row;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    background: none;
    backdrop-filter: none;
    margin-inline: var(--space-lg);
  }

  .nav__list {
    flex-direction: row;
    gap: var(--space-md);
  }

  .nav__link {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.04em;
  }

  .nav__reserve { display: none; }

  .hero {
    justify-content: center;
    padding-bottom: calc(4rem + var(--safe-bottom));
  }

  .hero__inner {
    max-width: 40rem;
  }

  .hero__location {
    font-size: 0.875rem;
    padding: 0.5rem 1.125rem;
  }

  .hero__title {
    font-size: clamp(2.75rem, 5.5vw, 4rem);
    margin-bottom: 1.25rem;
  }

  .hero__cta {
    flex-direction: row;
    flex-wrap: wrap;
    max-width: none;
  }

  .hero__cta .btn--block {
    width: auto;
    min-width: 14rem;
  }

  .hero__lead {
    font-size: 1.0625rem;
    margin-bottom: 2.75rem;
  }

  .btn--block {
    width: auto;
    min-width: 16rem;
  }

  .concept__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
    align-items: center;
  }

  .feature__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }

  .trainer-card {
    flex-direction: row;
    align-items: flex-start;
    max-width: 52rem;
    gap: var(--space-2xl);
    padding: var(--space-xl);
  }

  .trainer-card__visual {
    width: 220px;
    max-width: none;
    margin-inline: 0;
  }

  .trainer-card__stats {
    grid-template-columns: repeat(4, 1fr);
  }

  .voice__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    align-items: stretch;
  }

  .result__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
    max-width: 52rem;
    margin-inline: auto;
  }

  .access__grid {
    display: grid;
    grid-template-columns: 1fr 1.15fr;
    gap: var(--space-2xl);
    align-items: start;
  }

  .access__map {
    height: 280px;
  }

  .flow__steps {
    max-width: 48rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --container-padding: 2.5rem;
    --header-height: 64px;
    --space-3xl: 7.5rem;
  }

  .header__logo-img { height: 26px; }

  .nav__list { gap: var(--space-lg); }

  .nav__link { font-size: 0.8125rem; }

  .hero__title {
    font-size: 4rem;
  }

  .photo--hero .photo__img {
    object-position: 64% 22%;
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--safe-top) + 5rem);
  }

  .voice__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}