:root {
  --ink: #2e2a26;
  --ink-deep: #221f1c;
  --ink-soft: #4a423c;
  --muted: #8a7f76;
  --paper: #fbf7f1;
  --paper-pure: #fffefb;
  --soft: #f1eae2;
  --soft-deep: #e6dcd0;
  --blush: #d8b6ad;
  --blush-deep: #a87b73;
  --champagne: #c4ad8e;
  --champagne-deep: #9d8260;
  --accent: #ad8b6f;
  --silver: #cdc7be;
  --cta: #a07268;
  --cta-deep: #82564d;
  --cta-shadow: 0 18px 40px rgba(160, 114, 104, 0.32);
  --line: rgba(46, 42, 38, 0.1);
  --line-soft: rgba(46, 42, 38, 0.05);
  --shadow: 0 18px 50px rgba(46, 42, 38, 0.1);
  --shadow-soft: 0 8px 28px rgba(46, 42, 38, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html {
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper-pure);
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  max-width: 100vw;
}

img,
svg {
  max-width: 100%;
  vertical-align: middle;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 74px;
  padding: 14px 5vw;
  background: rgba(251, 247, 241, 0.82);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 176px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--paper-pure);
  background: var(--ink);
  border-radius: 50%;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.2;
}

.header-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: var(--muted);
  font-size: 0.86rem;
}

.header-nav a {
  padding: 8px 0;
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  line-height: 1.25;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

/* LINEアイコン（ボタン内） */
.button-line-icon {
  width: 28px;
  height: 28px;
  display: block;
  flex-shrink: 0;
  border-radius: 6px;
  background: var(--paper-pure);
  padding: 2px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.12);
}

.sticky-line-icon {
  width: 26px;
  height: 26px;
}

.button-label {
  display: inline-block;
  letter-spacing: 0.02em;
}

.header-cta {
  min-height: 42px;
  color: var(--paper-pure);
  background: var(--cta);
  font-size: 0.84rem;
  letter-spacing: 0.02em;
}

.header-cta:hover {
  background: var(--cta-deep);
}

.button:hover,
.header-cta:hover,
.sticky-reserve:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 50px rgba(130, 86, 77, 0.28);
}

.button.primary {
  color: var(--paper-pure);
  background:
    linear-gradient(135deg, #b08378 0%, var(--cta) 55%, var(--cta-deep) 100%);
  box-shadow: var(--cta-shadow);
  letter-spacing: 0.02em;
}

.button.primary:hover {
  background:
    linear-gradient(135deg, var(--cta) 0%, var(--cta-deep) 100%);
}

.button.secondary {
  color: var(--ink);
  background: rgba(251, 247, 241, 0.7);
  border: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.button.light {
  color: var(--ink);
  background: var(--paper-pure);
  border: 1px solid var(--line-soft);
}

.hero {
  position: relative;
  min-height: 86svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--paper);
}

/* ヒーロー背景画像：ふわっと登場 → Ken Burns 効果でゆったり動く */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("assets/hero-ear-jewelry.jpg");
  background-position: center right;
  background-size: cover;
  background-repeat: no-repeat;
  transform-origin: 70% 50%;
  opacity: 0;
  transform: scale(1.06);
  filter: blur(4px);
  animation:
    heroEntrance 2400ms cubic-bezier(0.22, 1, 0.36, 1) forwards,
    heroKenBurns 28s ease-in-out 2400ms infinite alternate;
  z-index: 0;
  will-change: transform, opacity, filter;
}

/* 出だしのふわっとした登場（デスクトップ） */
@keyframes heroEntrance {
  0% {
    opacity: 0;
    transform: scale(1.06);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}

/* 出だしの登場（モバイル用：キレよくスピーディ） */
@keyframes heroEntranceMobile {
  0% {
    opacity: 0;
    transform: scale(1.02);
    filter: blur(1px);
  }
  100% {
    opacity: 1;
    transform: scale(1);
    filter: blur(0);
  }
}

/* 持続するKen Burns（出だし完了後ループ） */
@keyframes heroKenBurns {
  0% {
    transform: scale(1) translateX(0) translateY(0);
  }
  50% {
    transform: scale(1.1) translateX(-3%) translateY(-1.2%);
  }
  100% {
    transform: scale(1.18) translateX(-5%) translateY(0.8%);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(251, 247, 241, 0.95) 0%, rgba(251, 247, 241, 0.74) 28%, rgba(251, 247, 241, 0.14) 58%, rgba(251, 247, 241, 0) 88%);
}

.hero-inner {
  z-index: 2;
}

.hero-inner {
  position: relative;
  width: 100%;
  max-width: 1120px;
  margin: 74px auto 64px;
  padding: 72px 5vw 32px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 22px;
  color: var(--champagne-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 680px;
  margin-bottom: 32px;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(1.95rem, 3.4vw, 3.3rem);
  font-weight: 500;
  line-height: 1.32;
  letter-spacing: 0.01em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

h2 {
  margin-bottom: 28px;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(1.6rem, 2.6vw, 2.25rem);
  font-weight: 500;
  line-height: 1.45;
  letter-spacing: 0.01em;
  word-break: keep-all;
  overflow-wrap: break-word;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.08rem;
  line-height: 1.55;
}

.hero-catch {
  max-width: 620px;
  margin: 0 0 44px;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(1.1rem, 2vw, 1.65rem);
  font-weight: 500;
  line-height: 1.65;
  letter-spacing: 0.02em;
  color: var(--ink);
}

.hero-copy {
  max-width: 580px;
  margin-bottom: 38px;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.95;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: 700px;
  margin-bottom: 44px;
}

.hero-facts span {
  display: inline-flex;
  align-items: baseline;
  gap: 7px;
  min-height: 42px;
  padding: 8px 16px;
  background: rgba(251, 247, 241, 0.85);
  border: 1px solid var(--line-soft);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.82rem;
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-soft);
}

.hero-facts b {
  color: var(--ink);
  font-size: 1.02rem;
  font-weight: 700;
}

.hero-actions,
.center-action {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.section {
  padding: 116px 0;
}

.section-inner {
  width: min(1120px, 90vw);
  margin: 0 auto;
}

.intro-band {
  background:
    radial-gradient(ellipse at top right, rgba(216, 182, 173, 0.35) 0%, transparent 60%),
    linear-gradient(180deg, #e6d3b8 0%, #d4ba98 100%);
  color: var(--ink);
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(98, 76, 58, 0.2);
}

.intro-grid p {
  min-height: 140px;
  margin: 0;
  display: flex;
  align-items: center;
  padding: 32px 32px;
  background:
    linear-gradient(180deg, rgba(230, 211, 184, 0.92) 0%, rgba(212, 186, 152, 0.92) 100%);
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--ink);
  position: relative;
}

.intro-grid p::before {
  content: "";
  display: inline-block;
  flex: 0 0 auto;
  width: 24px;
  height: 1px;
  margin-right: 16px;
  background: var(--ink);
  opacity: 0.55;
}

.two-column,
.price-layout,
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: 80px;
  align-items: start;
}

.lead {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.95;
}

.lead.narrow {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  text-align: left;
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.check-list p {
  min-height: 88px;
  margin: 0;
  padding: 18px 18px 18px 46px;
  position: relative;
  background: var(--paper-pure);
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  box-shadow: var(--shadow-soft);
}

.check-list p::before {
  content: "";
  position: absolute;
  top: 23px;
  left: 18px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: inset 0 0 0 4px var(--paper-pure);
  border: 1px solid var(--accent);
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.persona-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 40px 34px 36px;
  background: linear-gradient(180deg, var(--paper-pure) 0%, var(--soft) 100%);
  border: 1px solid rgba(173, 139, 111, 0.16);
  border-radius: 12px;
  box-shadow: 0 14px 36px rgba(46, 42, 38, 0.06);
  transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
}

.persona-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 24px 52px rgba(46, 42, 38, 0.1);
  border-color: rgba(173, 139, 111, 0.3);
}

.persona-num {
  display: block;
  margin-bottom: 16px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.2rem;
  font-weight: 500;
  line-height: 1;
  color: var(--champagne-deep);
}

.persona-body {
  min-width: 0;
}

.persona-tag {
  margin: 0 0 10px;
  color: var(--champagne-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.persona-card h3 {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-bottom: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 1.18rem;
  font-weight: 500;
  line-height: 1.55;
  min-height: calc(1.55em * 2 + 17px);
}

.persona-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.persona-card li {
  position: relative;
  padding-left: 22px;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.75;
}

.persona-card li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 12px;
  height: 1px;
  background: var(--champagne-deep);
}

.soft {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, #f5ede2 0%, #ebe1d2 100%);
  border-top: 1px solid rgba(173, 139, 111, 0.15);
  border-bottom: 1px solid rgba(173, 139, 111, 0.15);
}

#lesson.section.soft {
  background:
    radial-gradient(ellipse 70% 90% at 50% 50%,
      rgba(251, 247, 241, 0.94) 0%,
      rgba(251, 247, 241, 0.92) 30%,
      rgba(241, 234, 226, 0.78) 70%,
      rgba(241, 234, 226, 0.5) 100%),
    url("assets/lesson-scene.jpg") center / cover no-repeat;
}

.step-flow {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 720px;
  display: grid;
  gap: 0;
}

.step-flow li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 32px;
  position: relative;
  padding-bottom: 48px;
}

.step-flow li:last-child {
  padding-bottom: 0;
}

.step-flow li:not(:last-child)::before {
  content: "";
  position: absolute;
  top: 64px;
  left: 31.5px;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, var(--champagne-deep) 0%, rgba(173, 139, 111, 0.4) 60%, transparent 100%);
  transform-origin: top center;
  transform: scaleY(0);
  transition: transform 800ms cubic-bezier(0.16, 1, 0.3, 1) 250ms;
}

.step-flow li.is-revealed:not(:last-child)::before {
  transform: scaleY(1);
}

.step-flow li[data-reveal-step] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(0.16, 1, 0.3, 1), transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.step-flow li[data-reveal-step].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.step-flow li[data-reveal-step] .step-marker span {
  transform: scale(0.7);
  opacity: 0;
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1) 150ms, opacity 600ms ease 150ms;
}

.step-flow li[data-reveal-step].is-revealed .step-marker span {
  transform: scale(1);
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  .step-flow li[data-reveal-step],
  .step-flow li[data-reveal-step] .step-marker span,
  .step-flow li:not(:last-child)::before {
    opacity: 1 !important;
    transform: none !important;
  }
}

.step-marker {
  position: relative;
}

.step-marker span {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  background: var(--paper-pure);
  border: 1px solid var(--champagne-deep);
  border-radius: 50%;
  color: var(--champagne-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  box-shadow: 0 6px 18px rgba(173, 139, 111, 0.2);
}

.step-content {
  padding-top: 12px;
}

.step-content h3 {
  margin-bottom: 12px;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.5;
}

.step-content p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.95;
}

.access-section {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(216, 182, 173, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 100% 100%, rgba(173, 139, 111, 0.22) 0%, transparent 55%),
    linear-gradient(180deg, var(--paper) 0%, var(--soft) 100%);
  border-top: 1px solid var(--line-soft);
}

.message-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 72px;
  align-items: center;
}

.message-body p {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 2;
  margin-bottom: 24px;
}

.message-body p:last-of-type {
  margin-bottom: 36px;
}

.message-signature {
  margin: 0 0 32px;
  padding-top: 28px;
  border-top: 1px solid var(--line-soft);
}

.signature-tagline {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-style: italic;
  font-size: 1rem;
  line-height: 1.8;
  letter-spacing: 0.02em;
}

.signature-author {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 14px;
  margin: 0;
}

.signature-name {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.08em;
}

.signature-role {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.message-instagram {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 26px;
  background: var(--paper-pure);
  border: 1px solid rgba(173, 139, 111, 0.35);
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background 280ms ease, border-color 280ms ease, transform 280ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 280ms ease;
}

.message-instagram:hover {
  background: rgba(173, 139, 111, 0.08);
  border-color: var(--champagne-deep);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(46, 42, 38, 0.08);
}

.message-instagram svg {
  width: 20px;
  height: 20px;
  color: var(--champagne-deep);
  flex-shrink: 0;
}

.access-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 64px;
  align-items: start;
}

.access-info dl {
  margin: 0;
  display: grid;
  gap: 0;
}

.access-info dt {
  margin: 24px 0 8px;
  color: var(--champagne-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.access-info dt:first-child {
  margin-top: 0;
}

.access-info dd {
  margin: 0;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line-soft);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.85;
}

.access-info dd:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.access-map {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line-soft);
}

.access-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  filter: grayscale(15%) contrast(0.95);
}

@keyframes elegantFadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes elegantFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes subtleShimmer {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.hero-overlay {
  animation: elegantFadeIn 1600ms ease-out backwards;
}

.hero .eyebrow {
  animation: elegantFadeUp 900ms cubic-bezier(0.16, 1, 0.3, 1) 200ms backwards;
}

.hero h1 {
  animation: elegantFadeUp 1000ms cubic-bezier(0.16, 1, 0.3, 1) 400ms backwards;
}

.hero-catch {
  animation: elegantFadeUp 900ms cubic-bezier(0.16, 1, 0.3, 1) 600ms backwards;
}

.hero-copy {
  animation: elegantFadeUp 900ms cubic-bezier(0.16, 1, 0.3, 1) 800ms backwards;
}

.hero-facts {
  animation: elegantFadeUp 900ms cubic-bezier(0.16, 1, 0.3, 1) 1050ms backwards;
}

.hero-actions {
  animation: elegantFadeUp 900ms cubic-bezier(0.16, 1, 0.3, 1) 1300ms backwards;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 1000ms cubic-bezier(0.16, 1, 0.3, 1), transform 1000ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 900ms cubic-bezier(0.16, 1, 0.3, 1), transform 900ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

[data-reveal-stagger].is-revealed > * {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger].is-revealed > *:nth-child(1) { transition-delay: 80ms; }
[data-reveal-stagger].is-revealed > *:nth-child(2) { transition-delay: 180ms; }
[data-reveal-stagger].is-revealed > *:nth-child(3) { transition-delay: 280ms; }
[data-reveal-stagger].is-revealed > *:nth-child(4) { transition-delay: 380ms; }
[data-reveal-stagger].is-revealed > *:nth-child(5) { transition-delay: 480ms; }
[data-reveal-stagger].is-revealed > *:nth-child(6) { transition-delay: 580ms; }
[data-reveal-stagger].is-revealed > *:nth-child(7) { transition-delay: 680ms; }
[data-reveal-stagger].is-revealed > *:nth-child(8) { transition-delay: 780ms; }

.header-nav a {
  position: relative;
  padding: 8px 2px;
  transition: color 300ms ease;
}

.header-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 2px;
  height: 1px;
  background: var(--champagne-deep);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.header-nav a:hover {
  color: var(--ink);
}

.header-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left center;
}

.brand {
  transition: opacity 300ms ease;
}

.brand-mark {
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 500ms ease;
}

.brand:hover .brand-mark {
  transform: rotate(-6deg) scale(1.06);
  box-shadow: 0 6px 16px rgba(46, 42, 38, 0.2);
}

.image-frame {
  transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 700ms cubic-bezier(0.16, 1, 0.3, 1);
}

.image-frame:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 56px rgba(46, 42, 38, 0.14);
}

.persona-card,
.voice-card,
.lesson-grid article {
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 500ms cubic-bezier(0.16, 1, 0.3, 1), border-color 300ms ease;
}

.step-marker span {
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 500ms ease, background 400ms ease;
}

.step-flow li:hover .step-marker span {
  transform: scale(1.08) rotate(-4deg);
  background: var(--champagne-deep);
  color: var(--paper-pure);
  box-shadow: 0 10px 24px rgba(157, 130, 96, 0.4);
}

.flow-list span {
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), box-shadow 400ms ease;
}

.flow-list li:hover span {
  transform: scale(1.1);
  box-shadow: 0 8px 22px rgba(173, 139, 111, 0.45);
}

details summary {
  transition: color 250ms ease;
}

details summary::after {
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1), color 250ms ease;
}

details[open] summary::after {
  transform: translateY(-50%) rotate(180deg);
}

summary:hover {
  color: var(--champagne-deep);
}

.hero-facts span {
  transition: transform 400ms cubic-bezier(0.16, 1, 0.3, 1), background 300ms ease;
}

.hero-facts span:hover {
  transform: translateY(-2px);
  background: rgba(251, 247, 241, 0.95);
}

.intro-grid p {
  transition: background 500ms ease;
}

.salon-merits span,
.mini-tags span,
.price-notes li {
  transition: transform 350ms cubic-bezier(0.16, 1, 0.3, 1), background 300ms ease, border-color 300ms ease;
}

.salon-merits span:hover {
  transform: translateY(-2px);
  background: rgba(255, 253, 249, 0.18);
}

.mini-tags span:hover,
.price-notes li:hover {
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0ms !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal],
  [data-reveal-stagger] > * {
    opacity: 1 !important;
    transform: none !important;
  }
}

.section-heading {
  max-width: 820px;
  margin: 0 auto 60px;
  text-align: center;
}

.lesson-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.lesson-grid article {
  min-height: 212px;
  padding: 26px;
  background: var(--paper-pure);
  border: 1px solid var(--line-soft);
  border-radius: 10px;
  box-shadow: var(--shadow-soft);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.lesson-grid article:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(46, 42, 38, 0.1);
}

.lesson-grid span {
  display: inline-block;
  margin-bottom: 30px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--accent);
  color: var(--accent);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
}

.lesson-grid p,
.included-list li,
.flow-list p,
.faq-list p,
.caution p,
.final-cta p,
.salon-copy p {
  color: var(--muted);
}

.center-action {
  justify-content: center;
  margin-top: 56px;
}

.price-section {
  background:
    linear-gradient(90deg, var(--paper) 0%, var(--paper) 48%, var(--soft) 56%, var(--soft-deep) 100%);
}

.price-box {
  position: relative;
  margin: 32px 0 24px;
  padding: 30px 30px 26px;
  background:
    linear-gradient(180deg, var(--paper-pure) 0%, #f6efe5 100%);
  color: var(--ink);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.price-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background:
    linear-gradient(90deg, var(--champagne-deep) 0%, var(--champagne) 50%, var(--blush) 100%);
}

.price-box p,
.price-box span {
  margin: 0;
}

.price-box p {
  color: var(--muted);
  font-size: 0.84rem;
  letter-spacing: 0.04em;
}

.price-box strong {
  display: block;
  margin: 4px 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.4rem;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.price-box strong em {
  margin-left: 6px;
  font-family: "Yu Gothic", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-size: 1.1rem;
  font-style: normal;
  font-weight: 700;
  color: var(--ink-soft);
}

.price-box span {
  color: var(--muted);
  font-size: 0.9rem;
}

.price-notes {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.price-notes li {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  background: rgba(173, 139, 111, 0.1);
  border: 1px solid rgba(173, 139, 111, 0.32);
  border-radius: 999px;
  color: var(--champagne-deep);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.price-payment {
  display: block;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  line-height: 1.65;
}

.included-list {
  padding: 36px;
  background: var(--paper-pure);
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.included-list h3 {
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 1.5rem;
  font-weight: 500;
}

.included-list ul {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.included-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
}

.included-list li::before {
  content: "";
  position: absolute;
  top: 0.78em;
  left: 0;
  width: 14px;
  height: 1px;
  background: var(--champagne-deep);
}

.assurance {
  background: var(--paper);
}

.mini-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.mini-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 7px 16px;
  background: var(--paper-pure);
  border: 1px solid rgba(173, 139, 111, 0.3);
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.salon-band {
  padding: 92px 0;
  color: var(--paper-pure);
  background:
    linear-gradient(95deg, rgba(58, 44, 38, 0.95) 0%, rgba(82, 62, 53, 0.88) 40%, rgba(82, 62, 53, 0.55) 75%, rgba(82, 62, 53, 0.28) 100%),
    url("assets/hero-ear-jewelry.jpg") center right / cover;
}

.salon-merits {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.salon-merits span {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  background: rgba(255, 253, 249, 0.1);
  border: 1px solid rgba(196, 173, 142, 0.4);
  border-radius: 999px;
  color: rgba(255, 253, 249, 0.95);
  font-size: 0.86rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  backdrop-filter: blur(6px);
}

.salon-copy {
  max-width: 580px;
  margin-left: 0;
}

.salon-copy .section-kicker {
  color: var(--champagne);
}

.salon-copy p {
  color: rgba(251, 247, 241, 0.85);
}

.salon-copy h2 {
  color: var(--paper-pure);
}

.flow-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  padding: 0;
  margin: 0;
  background: var(--line-soft);
  list-style: none;
  border: 1px solid var(--line-soft);
  border-radius: 12px;
}

.flow-list li {
  position: relative;
  min-height: 244px;
  padding: 28px 22px;
  background: var(--paper-pure);
}

.flow-list li:first-child {
  border-radius: 11px 0 0 11px;
}

.flow-list li:last-child {
  border-radius: 0 11px 11px 0;
}

.flow-list li:not(:last-child)::after {
  content: "›";
  position: absolute;
  top: 50%;
  right: -14px;
  transform: translateY(-52%);
  z-index: 3;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  background: var(--paper-pure);
  border: 1px solid rgba(173, 139, 111, 0.3);
  border-radius: 50%;
  color: var(--champagne-deep);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1;
  box-shadow: 0 4px 12px rgba(46, 42, 38, 0.08);
}

.flow-list span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin: 0 auto 22px;
  color: var(--paper-pure);
  background: var(--accent);
  border-radius: 50%;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(173, 139, 111, 0.32);
}

.flow-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--champagne-deep);
  opacity: 0.85;
}

.flow-list h3 {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: calc(1.55em * 2);
}

.flow-icon svg {
  width: 26px;
  height: 26px;
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}

.flow-list li:hover .flow-icon svg {
  transform: translateY(-2px) rotate(-4deg);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  max-width: 1040px;
  margin: 0 auto;
  align-items: start;
}

details {
  background: var(--soft);
  border: 1px solid rgba(173, 139, 111, 0.2);
  border-radius: 10px;
  transition: background 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

details:hover {
  border-color: rgba(173, 139, 111, 0.35);
}

details[open] {
  background: var(--paper-pure);
  border-color: rgba(173, 139, 111, 0.3);
  box-shadow: 0 10px 28px rgba(46, 42, 38, 0.08);
}

summary {
  cursor: pointer;
  padding: 18px 22px;
  font-weight: 700;
  line-height: 1.5;
  list-style: none;
  position: relative;
  padding-right: 48px;
}

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

summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  color: var(--accent);
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1;
  transition: transform 200ms ease;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin: 0;
  padding: 0 22px 22px;
}

.caution {
  padding: 48px 0;
  background: var(--paper-pure);
  border-top: 1px solid rgba(168, 123, 115, 0.22);
}

.caution h2 {
  color: var(--ink-soft);
}

.caution-inner {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 42px;
  align-items: center;
}

.caution h2 {
  margin: 0;
  font-size: 1.7rem;
}

.caution p {
  margin: 0;
}

.final-cta {
  position: relative;
  padding: 130px 0 150px;
  color: var(--ink);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(216, 182, 173, 0.25) 0%, transparent 55%),
    radial-gradient(ellipse at 100% 100%, rgba(173, 139, 111, 0.22) 0%, transparent 55%),
    linear-gradient(180deg, var(--paper) 0%, var(--soft) 100%);
  text-align: center;
  border-top: 1px solid var(--line-soft);
}

.final-inner {
  max-width: 760px;
}

.final-cta .section-kicker {
  color: var(--champagne-deep);
}

.final-cta p {
  color: var(--ink-soft);
}

.final-cta h2 {
  color: var(--ink);
}

.final-cta .button.primary {
  margin-top: 18px;
  color: var(--paper-pure);
  background:
    linear-gradient(135deg, #b08378 0%, var(--cta) 55%, var(--cta-deep) 100%);
}

.final-catch {
  position: relative;
  margin: 0 0 36px;
  padding-bottom: 24px;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  font-weight: 400;
  font-style: italic;
  line-height: 1.7;
  letter-spacing: 0.04em;
  color: var(--champagne-deep);
}

.final-catch::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 40px;
  height: 1px;
  background: var(--champagne-deep);
  opacity: 0.4;
  transform: translateX(-50%);
}

.catch-num {
  font-style: normal;
  font-feature-settings: "lnum";
  letter-spacing: 0;
  margin-right: 1px;
}

/* Footer（黒背景・上品なダーク仕様） */
.site-footer {
  background-color: #1a1816;
  color: rgba(251, 247, 241, 0.72);
  padding: 32px 0 28px;
  font-size: 12px;
}

.footer__inner {
  width: min(1120px, 90vw);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer__brand {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.footer__logo {
  margin: 0;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 22px;
  letter-spacing: 0.1em;
  color: var(--paper-pure);
}

.footer__location {
  margin: 0;
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--champagne);
}

.footer__links {
  display: flex;
  gap: 28px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__link a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(251, 247, 241, 0.78);
  font-size: 11px;
  letter-spacing: 0.16em;
  transition: color 220ms ease, opacity 220ms ease;
}

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

.footer__link-icon {
  width: 18px;
  height: 18px;
  display: block;
}

.footer__copy {
  margin: 4px 0 0;
  font-size: 10px;
  color: rgba(255, 253, 249, 0.4);
  letter-spacing: 0.08em;
}

@media (min-width: 768px) {
  .site-footer {
    padding: 32px 0 28px;
  }

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

  .footer__copy {
    margin-top: 0;
  }
}

.sticky-reserve {
  position: fixed;
  z-index: 30;
  right: 20px;
  bottom: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 238px;
  min-height: 54px;
  padding: 0 24px;
  color: var(--paper-pure);
  background:
    linear-gradient(135deg, #b08378 0%, var(--cta) 55%, var(--cta-deep) 100%);
  border: 1px solid rgba(255, 253, 249, 0.32);
  border-radius: 999px;
  box-shadow: var(--cta-shadow);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 240ms ease, transform 240ms ease, visibility 0s 240ms, background 200ms ease;
}

.sticky-reserve:hover {
  background:
    linear-gradient(135deg, var(--cta) 0%, var(--cta-deep) 100%);
}

.sticky-reserve.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 240ms ease, transform 240ms ease, visibility 0s 0s, background 200ms ease;
}

.sticky-reserve::after {
  content: "›";
  color: rgba(255, 253, 249, 0.85);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1;
  transform: translateY(-1px);
}

.image-frame {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 4 / 3;
  background:
    repeating-linear-gradient(135deg, rgba(173, 139, 111, 0.06) 0 12px, transparent 12px 24px),
    linear-gradient(135deg, var(--soft) 0%, var(--soft-deep) 100%);
  border: 1px dashed rgba(173, 139, 111, 0.45);
  border-radius: 12px;
  overflow: hidden;
}

.image-frame-label {
  padding: 8px 18px;
  color: var(--ink-soft);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  background: rgba(251, 247, 241, 0.85);
  border: 1px solid rgba(173, 139, 111, 0.3);
  border-radius: 999px;
  backdrop-filter: blur(6px);
  text-align: center;
}

.image-frame-kit {
  aspect-ratio: 4 / 3;
}

.image-frame-filled {
  margin: 0;
  padding: 0;
  background: var(--soft);
  border: 1px solid var(--line-soft);
}

.image-frame-filled img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.image-frame-portrait {
  aspect-ratio: 4 / 5;
}

.image-frame-lesson {
  aspect-ratio: 16 / 9;
  margin-bottom: 56px;
  box-shadow: var(--shadow-soft);
}

.image-frame-finale {
  aspect-ratio: 4 / 5;
  margin: 0 auto 40px;
  max-width: 380px;
}

.price-side {
  display: grid;
  gap: 24px;
}

.market-examples {
  padding: 24px 28px;
  margin-bottom: 28px;
  background: rgba(173, 139, 111, 0.07);
  border: 1px solid rgba(173, 139, 111, 0.18);
  border-radius: 10px;
}

.market-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  color: var(--champagne-deep);
  font-family: Georgia, "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.market-heading::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--champagne-deep);
}

.market-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}

.market-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px dashed rgba(173, 139, 111, 0.25);
  color: var(--ink);
  font-size: 0.92rem;
}

.market-list li:last-child {
  border-bottom: none;
}

.market-label {
  color: var(--ink-soft);
}

.market-price {
  font-family: Georgia, "Times New Roman", serif;
  color: var(--champagne-deep);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.market-price em {
  margin-left: 4px;
  font-style: normal;
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0;
}


@media (max-width: 900px) {
  .site-header {
    gap: 12px;
    min-height: 66px;
  }

  .header-nav {
    display: none;
  }

  .salon-band {
    padding: 76px 0;
    background:
      linear-gradient(180deg, rgba(58, 44, 38, 0.88) 0%, rgba(82, 62, 53, 0.82) 100%),
      url("assets/hero-ear-jewelry.jpg") center / cover;
  }

  .salon-copy {
    text-align: left;
  }

  .final-cta {
    padding: 96px 0 110px;
  }

  .hero {
    min-height: auto;
    background-color: var(--soft);
  }

  .hero::before {
    background-position: 85% center;
    /* モバイルは出だしを短く・キレよく、Ken Burns はゆったり */
    animation:
      heroEntranceMobile 800ms cubic-bezier(0.22, 1, 0.36, 1) forwards,
      heroKenBurns 32s ease-in-out 800ms infinite alternate;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(255, 253, 249, 0.94) 0%, rgba(255, 253, 249, 0.74) 38%, rgba(255, 253, 249, 0.28) 72%, rgba(255, 253, 249, 0.04) 100%),
      linear-gradient(90deg, rgba(255, 253, 249, 0.26), rgba(255, 253, 249, 0) 65%);
  }

  .intro-grid,
  .two-column,
  .price-layout,
  .faq-layout,
  .caution-inner {
    grid-template-columns: 1fr;
  }

  .check-list,
  .lesson-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .persona-grid {
    grid-template-columns: 1fr;
  }

  .access-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .faq-list {
    grid-template-columns: 1fr;
    max-width: 720px;
  }

  .message-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .message-photo {
    max-width: 360px;
    margin: 0 auto;
  }

  .price-section {
    background: var(--paper);
  }

  .flow-list {
    grid-template-columns: 1fr;
  }

  .flow-list li {
    min-height: auto;
  }

  .flow-list li:not(:last-child)::after {
    display: none;
  }

  .flow-list li:first-child {
    border-radius: 11px 11px 0 0;
  }

  .flow-list li:last-child {
    border-radius: 0 0 11px 11px;
  }

  .salon-copy {
    margin: 0 auto;
  }
}

@media (max-width: 620px) {
  body {
    padding-bottom: 84px;
  }

  .site-header {
    padding: 10px 18px;
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand small {
    display: none;
  }

  .header-cta {
    min-width: 104px;
    padding: 0 14px;
  }

  .hero-inner {
    padding: 56px 18px 8px;
    margin: 66px auto 0;
  }

  .hero h1 {
    font-weight: 600;
    letter-spacing: 0.03em;
  }

  .hero-actions {
    display: none;
  }

  .hero-facts {
    margin-bottom: 0;
  }

  .sticky-reserve {
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
  }

  .hero-copy,
  .lead {
    font-size: 0.95rem;
    line-height: 1.95;
  }

  .hero-copy {
    margin-bottom: 32px;
  }

  .hero-facts {
    gap: 10px;
    margin-bottom: 36px;
  }

  .hero-facts span {
    flex: 1 1 calc(50% - 8px);
    min-height: 44px;
    padding: 8px 12px;
    justify-content: center;
    font-size: 0.78rem;
  }

  .hero-facts b {
    font-size: 0.95rem;
  }

  .hero-actions {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .button {
    width: 100%;
    min-height: 54px;
    padding-left: 18px;
    padding-right: 18px;
    font-size: 0.98rem;
  }

  .button.secondary {
    min-height: 44px;
    background: transparent;
    border: none;
    color: var(--muted);
    text-decoration: underline;
    text-underline-offset: 5px;
    font-weight: 600;
    font-size: 0.9rem;
  }

  .section {
    padding: 78px 0;
  }

  .intro-grid {
    grid-template-columns: 1fr;
  }

  .intro-grid p {
    min-height: 72px;
    padding: 18px 22px;
    font-size: 1rem;
  }

  .intro-grid p::before {
    width: 18px;
    margin-right: 12px;
  }

  .check-list,
  .lesson-grid {
    grid-template-columns: 1fr;
  }

  .check-list p {
    min-height: 0;
    padding: 16px 16px 16px 44px;
  }

  .check-list p::before {
    top: 21px;
  }

  .persona-card {
    padding: 32px 26px 28px;
  }

  .image-frame-label {
    padding: 6px 14px;
    font-size: 0.74rem;
  }

  .step-flow li {
    grid-template-columns: 48px 1fr;
    gap: 20px;
    padding-bottom: 36px;
  }

  .step-flow li:not(:last-child)::before {
    top: 52px;
    left: 23.5px;
  }

  .step-marker span {
    width: 46px;
    height: 46px;
    font-size: 0.92rem;
  }

  .step-content h3 {
    font-size: 1.12rem;
  }

  .image-frame-lesson {
    margin-bottom: 38px;
  }

  .image-frame-finale {
    margin-bottom: 28px;
  }

  #lesson.section.soft {
    background:
      linear-gradient(180deg, rgba(251, 247, 241, 0.94) 0%, rgba(241, 234, 226, 0.9) 50%, rgba(241, 234, 226, 0.95) 100%),
      url("assets/lesson-scene.jpg") center / cover no-repeat;
  }

  .final-cta {
    padding: 78px 0 92px;
  }

  .final-inner h2 {
    line-height: 1.5;
  }

  .salon-band,
  .assurance {
    display: none;
  }

  .message-instagram {
    width: 100%;
    justify-content: center;
    font-size: 0.88rem;
    padding: 13px 18px;
  }

  .step-content h3 {
    font-size: 1.05rem;
  }

  .step-content p {
    font-size: 0.92rem;
    line-height: 1.85;
  }

  .step-flow {
    max-width: none;
  }

  .access-info dt {
    font-size: 0.74rem;
  }

  .access-map {
    aspect-ratio: 1 / 1;
  }

  .price-notes li {
    font-size: 0.74rem;
    padding: 4px 11px;
  }

  .persona-num {
    font-size: 2rem;
  }

  .persona-card h3 {
    font-size: 1.1rem;
  }

  .lesson-grid article {
    min-height: 0;
    padding: 22px;
  }

  .lesson-grid span {
    margin-bottom: 14px;
  }

  .price-box {
    padding: 22px;
  }

  .price-box strong {
    font-size: 2.5rem;
  }

  .included-list {
    padding: 26px 22px;
  }

  .flow-list li {
    padding: 22px 18px;
  }

  .flow-list span {
    margin-bottom: 14px;
  }

  .sticky-reserve {
    right: 12px;
    left: 12px;
    bottom: 12px;
    min-width: 0;
    min-height: 52px;
    font-size: 0.92rem;
  }
}

/* ============================================
   モバイル表示の精度向上（追加調整）
   ============================================ */
@media (max-width: 620px) {
  /* 全体のコンテナ幅を広げて余白を確保 */
  .section-inner {
    width: min(1120px, 92vw);
  }

  /* 見出しサイズをモバイル最適化 */
  h1 {
    font-size: 1.9rem;
    line-height: 1.38;
    letter-spacing: 0.02em;
  }

  h2 {
    font-size: 1.4rem;
    line-height: 1.55;
    margin-bottom: 22px;
    letter-spacing: 0.02em;
  }

  h3 {
    font-size: 1.05rem;
    line-height: 1.6;
  }

  /* セクション間隔を詰める */
  .section {
    padding: 64px 0;
  }

  /* セクション見出しのマージン縮小 */
  .section-heading {
    margin-bottom: 40px;
  }

  /* eyebrow / section-kicker をコンパクトに */
  .eyebrow,
  .section-kicker {
    margin-bottom: 14px;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
  }

  /* ヒーロー */
  .hero h1 {
    font-size: 1.9rem;
    margin-bottom: 22px;
  }

  .hero-catch {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 28px;
  }

  /* lead テキスト */
  .lead {
    font-size: 0.92rem;
    line-height: 1.9;
  }

  /* ペルソナカード */
  .persona-card {
    padding: 28px 22px 24px;
  }

  .persona-card h3 {
    font-size: 1.05rem;
    padding-bottom: 14px;
    margin-bottom: 14px;
    min-height: auto;
  }

  .persona-card li {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  .persona-num {
    font-size: 1.8rem;
    margin-bottom: 12px;
  }

  /* レッスンステップ */
  .step-content h3 {
    font-size: 1.02rem;
    line-height: 1.55;
  }

  .step-content p {
    font-size: 0.9rem;
    line-height: 1.85;
  }

  /* 価格セクション */
  .price-box {
    padding: 22px 20px;
  }

  .price-box strong {
    font-size: 2.3rem;
  }

  .price-box strong em {
    font-size: 1rem;
  }

  .price-box p {
    font-size: 0.78rem;
  }

  .price-box span {
    font-size: 0.84rem;
  }

  .price-payment {
    font-size: 0.74rem;
    line-height: 1.7;
  }

  /* 含まれるもの */
  .included-list {
    padding: 26px 22px;
  }

  .included-list h3 {
    font-size: 1.25rem;
  }

  .included-list li {
    font-size: 0.92rem;
    padding-left: 24px;
  }

  /* 市場相場 */
  .market-examples {
    padding: 20px 22px;
  }

  .market-list li {
    flex-wrap: wrap;
    gap: 4px;
    padding: 10px 0;
    font-size: 0.86rem;
  }

  .market-price {
    font-size: 0.88rem;
  }

  .market-price em {
    font-size: 0.74rem;
  }

  /* メッセージセクション */
  .message-body p {
    font-size: 0.95rem;
    line-height: 1.95;
    margin-bottom: 20px;
  }

  .message-photo {
    max-width: 260px;
  }

  .signature-tagline {
    font-size: 0.92rem;
    line-height: 1.75;
  }

  .signature-name {
    font-size: 1.05rem;
  }

  .signature-role {
    font-size: 0.76rem;
  }

  /* フロー（受講までの流れ） */
  .flow-list li {
    padding: 20px 18px 22px;
  }

  .flow-list h3 {
    font-size: 1.02rem;
    min-height: auto;
    margin-bottom: 8px;
  }

  .flow-list p {
    font-size: 0.88rem;
    line-height: 1.75;
  }

  .flow-list span {
    width: 36px;
    height: 36px;
    font-size: 0.88rem;
  }

  /* アクセス情報 */
  .access-info dt {
    margin-top: 18px;
  }

  .access-info dd {
    font-size: 0.95rem;
    line-height: 1.8;
    padding-bottom: 16px;
  }

  .access-map {
    aspect-ratio: 4 / 3;
    max-height: 320px;
  }

  /* FAQ */
  summary {
    padding: 16px 20px;
    padding-right: 44px;
    font-size: 0.94rem;
    line-height: 1.5;
  }

  summary::after {
    right: 18px;
    font-size: 1.3rem;
  }

  details p {
    padding: 0 20px 18px;
    font-size: 0.9rem;
    line-height: 1.85;
  }

  /* ファイナルCTA */
  .final-cta {
    padding: 64px 0 84px;
  }

  .final-cta h2 {
    font-size: 1.4rem;
    line-height: 1.55;
  }

  .final-catch {
    font-size: 0.95rem;
    line-height: 1.65;
    padding-bottom: 18px;
    margin-bottom: 26px;
  }

  /* フッター（モバイル：縦並び）*/
  .footer__inner {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    text-align: center;
  }
}

/* 超小型端末（iPhone SE等 ~360px） */
@media (max-width: 380px) {
  h1 {
    font-size: 1.7rem;
  }

  h2 {
    font-size: 1.28rem;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .price-box strong {
    font-size: 2rem;
  }

  .hero-facts span {
    font-size: 0.74rem;
  }

  .hero-facts b {
    font-size: 0.88rem;
  }
}

/* ============================================
   スクロールアニメーションの洗練
   ============================================ */

/* ---------- FAQの一斉表示（スタガー無効化） ---------- */
.faq-list[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(16px) scale(0.985);
  transition: opacity 650ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 650ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

.faq-list[data-reveal-stagger].is-revealed > * {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* FAQの各項目はすべて同タイミング（スタガーなし） */
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(1),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(2),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(3),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(4),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(5),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(6),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(7),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(8),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(9),
.faq-list[data-reveal-stagger].is-revealed > *:nth-child(10) {
  transition-delay: 0ms;
}

/* FAQ折りたたみ展開時の優雅なアニメーション */
details summary {
  cursor: pointer;
}

details[open] summary ~ p {
  animation: faqContentReveal 400ms cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes faqContentReveal {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---------- ペルソナカードのリッチな出現 ---------- */
.persona-grid[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(32px) scale(0.94);
  transition: opacity 900ms cubic-bezier(0.34, 1.4, 0.64, 1),
              transform 900ms cubic-bezier(0.34, 1.4, 0.64, 1);
}

.persona-grid[data-reveal-stagger].is-revealed > * {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* ---------- セクションキッカーに装飾線アニメーション ---------- */
.section-kicker {
  position: relative;
  display: inline-block;
  padding-bottom: 8px;
}

.section-kicker::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 1px;
  width: 0;
  background: var(--champagne-deep);
  opacity: 0.6;
  transition: width 1200ms cubic-bezier(0.16, 1, 0.3, 1) 350ms;
}

.is-revealed .section-kicker::after,
.section-heading.is-revealed .section-kicker::after {
  width: 100%;
}

/* ---------- 価格の数字に微妙なきらめき ---------- */
@keyframes priceShimmer {
  0%, 100% {
    text-shadow: 0 0 0px rgba(196, 173, 142, 0);
  }
  50% {
    text-shadow: 0 0 14px rgba(196, 173, 142, 0.35);
  }
}

.price-box strong {
  animation: priceShimmer 4.5s ease-in-out infinite;
}

/* ---------- CTAボタンに上品な輝き ---------- */
@keyframes ctaShine {
  0% {
    transform: translateX(-150%) skewX(-20deg);
  }
  35%, 100% {
    transform: translateX(250%) skewX(-20deg);
  }
}

.button.primary {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.sticky-reserve {
  /* position: fixed は維持。overflow と isolation のみ追加 */
  overflow: hidden;
  isolation: isolate;
}

.button.primary::before,
.sticky-reserve::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 253, 249, 0.3) 50%,
    transparent 100%
  );
  transform: translateX(-150%) skewX(-20deg);
  animation: ctaShine 5s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.button.primary > *,
.sticky-reserve > * {
  position: relative;
  z-index: 1;
}

/* ---------- 受講までの流れ - 段階的に登場 ---------- */
.flow-list[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(24px) scale(0.96);
  transition: opacity 700ms cubic-bezier(0.34, 1.4, 0.64, 1),
              transform 700ms cubic-bezier(0.34, 1.4, 0.64, 1);
}

.flow-list[data-reveal-stagger].is-revealed > * {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.flow-list[data-reveal-stagger].is-revealed > *:nth-child(1) { transition-delay: 0ms; }
.flow-list[data-reveal-stagger].is-revealed > *:nth-child(2) { transition-delay: 90ms; }
.flow-list[data-reveal-stagger].is-revealed > *:nth-child(3) { transition-delay: 180ms; }
.flow-list[data-reveal-stagger].is-revealed > *:nth-child(4) { transition-delay: 270ms; }
.flow-list[data-reveal-stagger].is-revealed > *:nth-child(5) { transition-delay: 360ms; }

/* ---------- 流れ番号の浮遊感 ---------- */
@keyframes gentleBob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.flow-list li:hover span {
  animation: gentleBob 2s ease-in-out infinite;
}

/* ---------- 画像フレームのリッチな出現 ---------- */
.image-frame[data-reveal-stagger],
.image-frame {
  transition: transform 700ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 700ms cubic-bezier(0.16, 1, 0.3, 1),
              opacity 800ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ---------- セクション見出しの上品な出現 ---------- */
.section-heading[data-reveal-stagger] > h2 {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1000ms cubic-bezier(0.22, 1, 0.36, 1) 150ms,
              transform 1000ms cubic-bezier(0.22, 1, 0.36, 1) 150ms;
}

.section-heading[data-reveal-stagger].is-revealed > h2 {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- ヘッダーロゴの控えめなアニメーション ---------- */
@keyframes brandPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(46, 42, 38, 0.0); }
  50% { box-shadow: 0 0 0 4px rgba(46, 42, 38, 0.04); }
}

.brand-mark {
  animation: brandPulse 4s ease-in-out infinite;
}

/* ---------- 含まれるものリストにリッチな出現 ---------- */
.included-list[data-reveal-stagger] li {
  opacity: 0;
  transform: translateX(-12px);
  transition: opacity 500ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 500ms cubic-bezier(0.22, 1, 0.36, 1);
}

.included-list[data-reveal-stagger].is-revealed li {
  opacity: 1;
  transform: translateX(0);
}

.included-list[data-reveal-stagger].is-revealed li:nth-child(1) { transition-delay: 50ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(2) { transition-delay: 100ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(3) { transition-delay: 150ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(4) { transition-delay: 200ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(5) { transition-delay: 250ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(6) { transition-delay: 300ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(7) { transition-delay: 350ms; }
.included-list[data-reveal-stagger].is-revealed li:nth-child(8) { transition-delay: 400ms; }

/* ---------- アクセシビリティ：動きを減らすユーザーへの配慮 ---------- */
@media (prefers-reduced-motion: reduce) {
  .price-box strong,
  .button.primary::before,
  .sticky-reserve::before,
  .brand-mark,
  .flow-list li:hover span {
    animation: none !important;
  }

  .section-kicker::after {
    transition: none;
    width: 100%;
  }
}