/* ==================================================
   00_GLOBAL_THEME
   全体カラー・フォント・共通設定
================================================== */
:root {
  --red-main: #C8102E;
  --red-deep: #8F0F24;
  --red-dark: #4A0D16;
  --red-bright: #E0162E;
  --red-soft: #F8E7E7;

  --white: #FFFFFF;
  --white-soft: #FFFDFC;
  --ivory: #FFF8F3;
  --beige: #F4E7DE;
  --rose: #FAEFEF;

  --ink: #211818;
  --text: #322626;
  --muted: #645555;
  --soft: #8A7474;

  --gold: #C8A96A;
  --line: #E8D6D6;

  --shadow: 0 24px 70px rgba(74, 13, 22, 0.10);
  --shadow-soft: 0 16px 40px rgba(74, 13, 22, 0.07);

  --radius: 28px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--white-soft);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

img,
video {
  max-width: 100%;
  display: block;
}

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

button {
  font-family: inherit;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding: 112px 0;
}

.section-white {
  background: var(--white-soft);
}

.section-ivory {
  background: linear-gradient(180deg, var(--ivory), #FFFDFC);
}

.section-rose {
  background: linear-gradient(180deg, var(--rose), var(--ivory));
}

.section-red {
  background: linear-gradient(135deg, var(--red-deep), var(--red-main));
  color: white;
}

.section-title {
  max-width: 780px;
  margin-bottom: 56px;
}

.section-title h2,
.split-intro h2,
.hero h1,
.editorial-card h3,
.benefit-item h3,
.service-card h3,
.instructor h2,
.process-step h3,
.pricing h3,
.final-cta h2,
.faq h2 {
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  letter-spacing: -0.035em;
  line-height: 1.08;
  color: var(--ink);
}

.section-title h2 {
  font-size: clamp(2.5rem, 7vw, 5rem);
}

.eyebrow {
  margin: 0 0 16px;
  font-family: Montserrat, sans-serif;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--red-main);
}

.eyebrow--light {
  color: #F7DCE0;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 28px;
  border-radius: 999px;
  font-family: Montserrat, sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
}

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

.btn--primary {
  background: var(--red-main);
  color: white;
  box-shadow: 0 18px 42px rgba(200, 16, 46, 0.28);
}

.btn--ghost-light {
  border: 1px solid rgba(255, 255, 255, .55);
  color: white;
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(8px);
}

.btn--light {
  background: white;
  color: var(--red-main);
  box-shadow: 0 20px 50px rgba(0, 0, 0, .14);
}

/* ==================================================
   01_HEADER
================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 52px);
  background: rgba(255, 253, 252, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(232, 214, 214, 0.7);
  transition: padding .35s ease, background .35s ease, box-shadow .35s ease;
}

.site-header.is-scrolled {
  padding-block: 12px;
  background: rgba(255, 253, 252, 0.96);
  box-shadow: 0 14px 40px rgba(74, 13, 22, .08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand__logo {
  width: 60px;
  height: 60px;
  object-fit: contain;
}

.brand__text strong {
  display: block;
  font-family: "Playfair Display", serif;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--ink);
}

.brand__text small {
  display: block;
  margin-top: 6px;
  font-family: Montserrat, sans-serif;
  font-size: .62rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--soft);
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  gap: 22px;
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.desktop-nav a:hover {
  color: var(--red-main);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(200, 16, 46, .28);
  border-radius: 999px;
  padding: 12px 18px;
  font-family: Montserrat, sans-serif;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--red-main);
  background: white;
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
}

.menu-button span {
  display: block;
  width: 24px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.mobile-menu {
  position: fixed;
  inset: 0 0 0 auto;
  z-index: 80;
  width: min(84vw, 360px);
  padding: 32px;
  background: var(--white-soft);
  box-shadow: -20px 0 60px rgba(0, 0, 0, .16);
  transform: translateX(105%);
  transition: transform .35s ease;
  display: flex;
  flex-direction: column;
  gap: 22px;
  font-family: Montserrat, sans-serif;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.mobile-menu.is-open {
  transform: translateX(0);
}

.mobile-menu__close {
  align-self: flex-end;
  border: 0;
  background: transparent;
  font-size: 2rem;
  color: var(--red-main);
}

/* ==================================================
   02_HERO_CLEAN
   トップ動画：赤みを消して明るく
================================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 150px 0 80px;
  color: white;
}

.hero__media,
.hero__overlay {
  position: absolute;
  inset: 0;
}

.hero__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(1.22) saturate(1.02);
}

.hero__video--mobile {
  display: none;
}

.hero__overlay {
  background:
    linear-gradient(
      180deg,
      rgba(20, 12, 12, 0.12) 0%,
      rgba(20, 12, 12, 0.10) 38%,
      rgba(20, 12, 12, 0.38) 100%
    );
}

.hero__content {
  position: relative;
  z-index: 2;
  width: min(880px, calc(100% - 40px));
  margin-left: max(20px, calc((100vw - var(--container)) / 2));
}

.hero h1 {
  max-width: 820px;
  font-size: clamp(3.3rem, 9vw, 7.4rem);
  color: white;
  text-shadow: 0 10px 28px rgba(0, 0, 0, .18);
}

.hero__lead {
  max-width: 660px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, .96);
  font-size: clamp(1rem, 2vw, 1.25rem);
}

/* ==================================================
   03_PROOF
================================================== */
.red-band {
  background: var(--red-main);
  color: white;
  padding: 26px 0;
}

.proof__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  text-align: center;
}

.proof__grid span {
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  border-right: 1px solid rgba(255, 255, 255, .3);
}

.proof__grid span:last-child {
  border-right: 0;
}

/* ==================================================
   04_PARENT_STUDENT
================================================== */
.section-brand-heel {
  position: relative;
  overflow: hidden;
  background: #FFF8F3;
}

.section-bg-image,
.section-bg-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.section-bg-image {
  z-index: 0;
  background-repeat: no-repeat;
}

.section-bg-overlay {
  z-index: 1;
}

.section-brand-heel .container,
.transformation-section .container,
.final-cta--image .container {
  position: relative;
  z-index: 2;
}

.section-bg-image--heel-ivory {
  background-image: url("assets/brand-heel-ivory.png");
  background-size: min(620px, 56vw) auto;
  background-position: right bottom;
  opacity: 1;
}

.section-bg-overlay--ivory {
  background:
    linear-gradient(
      90deg,
      rgba(255, 248, 243, 0.96) 0%,
      rgba(255, 248, 243, 0.88) 42%,
      rgba(255, 248, 243, 0.54) 70%,
      rgba(255, 248, 243, 0.10) 100%
    );
}

.split-intro {
  display: grid;
  grid-template-columns: 1fr .9fr;
  gap: 60px;
  align-items: end;
  margin-bottom: 54px;
}

.split-intro--visual {
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
}

.split-intro h2 {
  font-size: clamp(2.4rem, 6vw, 4.8rem);
}

.split-intro p:last-child {
  font-size: 1.05rem;
  color: var(--muted);
}

.two-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.editorial-card {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(232, 214, 214, 0.85);
  border-radius: var(--radius);
  padding: clamp(28px, 5vw, 52px);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(10px);
}

.editorial-card--glass {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(250, 239, 239, 0.84));
  border-color: rgba(200, 16, 46, 0.18);
}

.editorial-card h3 {
  font-size: clamp(2rem, 5vw, 3.8rem);
  margin-bottom: 30px;
}

.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

.check-list li {
  position: relative;
  padding-left: 34px;
  color: var(--muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--red-main);
  font-weight: 800;
}

.info-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.info-strip article {
  padding: 22px;
  border: 1px solid rgba(200, 16, 46, .16);
  border-radius: 20px;
  background: rgba(255, 255, 255, .78);
  backdrop-filter: blur(10px);
}

.info-strip strong {
  display: block;
  color: var(--ink);
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.info-strip span {
  color: var(--muted);
}

/* ==================================================
   05_BENEFITS
================================================== */
.benefit-list {
  display: grid;
  gap: 18px;
}

.benefit-item {
  display: grid;
  grid-template-columns: 120px 1fr 1.25fr;
  gap: 36px;
  align-items: start;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, .72);
}

.benefit-item--featured {
  background: linear-gradient(180deg, #FFF8F8, #FBEAEC);
  border-color: rgba(200, 16, 46, .22);
  box-shadow: var(--shadow-soft);
}

.benefit-item__number {
  font-family: Montserrat, sans-serif;
  color: var(--red-main);
  letter-spacing: .2em;
  font-weight: 700;
}

.benefit-item h3 {
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.benefit-item p:last-child {
  margin: 0;
  color: var(--muted);
}

/* ==================================================
   06_SERVICES
================================================== */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform .4s ease, box-shadow .4s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.service-card--featured {
  grid-row: span 2;
}

.service-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 1.1s ease;
}

.service-card:hover img {
  transform: scale(1.045);
}

.service-card--featured img {
  aspect-ratio: 4 / 5;
}

.service-card div {
  padding: 26px;
}

.service-card h3 {
  font-size: 1.8rem;
  margin-bottom: 12px;
}

.service-card p:last-child {
  color: var(--muted);
  margin-bottom: 0;
}

/* ==================================================
   07_TRANSFORMATION_CLEAN
   スマホ優先：画像を背景ではなく独立表示
================================================== */
.transformation-section {
  background: linear-gradient(180deg, #FFF8F3 0%, #FFFDFC 100%);
  color: var(--ink);
}

/* 古い背景画像方式は無効化 */
.transformation-section > .section-bg-image,
.transformation-section > .section-bg-overlay {
  display: none !important;
}

.transformation-layout {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 48px;
  align-items: center;
}

.transformation-visual {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  box-shadow: var(--shadow);
}

.transformation-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.transformation-copy {
  max-width: 640px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.transformation-copy .eyebrow {
  color: var(--red-main);
}

.transformation-copy h2 {
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--ink);
  text-shadow: none;
}

.transformation-copy p {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
  text-shadow: none;
}

.transformation-actions {
  margin-top: 30px;
}

.transformation-points {
  display: grid;
  gap: 16px;
  margin-top: 30px;
}

.transformation-points article {
  padding: 22px;
  border: 1px solid rgba(200, 16, 46, 0.14);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 30px rgba(74, 13, 22, .045);
}

.transformation-points span {
  display: block;
  margin-bottom: 10px;
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .18em;
  color: var(--red-main);
}

.transformation-points h3 {
  margin: 0 0 8px;
  font-family: "Playfair Display", Georgia, serif;
  font-size: 1.8rem;
  line-height: 1.08;
  color: var(--ink);
}

.transformation-points p {
  margin: 0;
  color: var(--muted);
  font-size: .96rem;
  line-height: 1.65;
}

/* ==================================================
   08_INSTRUCTOR
================================================== */
.instructor__grid {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 64px;
  align-items: center;
}

.instructor__image {
  border-radius: 30px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.instructor__image img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.instructor h2 {
  font-size: clamp(2.7rem, 7vw, 5.6rem);
  margin-bottom: 22px;
}

.signature-card {
  margin: 32px 0;
  padding: 24px;
  border: 1px solid rgba(200, 16, 46, .18);
  border-radius: 22px;
  background: white;
}

.signature-card p:last-child {
  margin: 0;
  color: var(--muted);
}

.line-list {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--line);
}

.line-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  font-family: Montserrat, sans-serif;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .8rem;
}

/* ==================================================
   09_PROCESS
================================================== */
.process .section-title h2,
.process-step h3 {
  color: white;
}

.process .section-title {
  margin-bottom: 46px;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.process-step {
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, .25);
  border-radius: 24px;
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(12px);
}

.process-step span {
  color: #F7DCE0;
  font-family: Montserrat, sans-serif;
  letter-spacing: .2em;
}

.process-step h3 {
  margin: 18px 0 12px;
  font-size: 1.75rem;
}

.process-step p {
  color: rgba(255, 255, 255, .82);
  margin-bottom: 0;
}

/* ==================================================
   10_TESTIMONIALS
================================================== */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.testimonial-card {
  padding: 32px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: white;
  box-shadow: var(--shadow-soft);
}

.testimonial-card p {
  color: var(--text);
  font-size: 1.05rem;
}

.testimonial-card strong {
  display: block;
  margin-top: 24px;
  color: var(--red-main);
}

.testimonial-card span {
  display: block;
  color: var(--soft);
  font-size: .85rem;
}

/* ==================================================
   11_PRICING
================================================== */
.pricing-list {
  display: grid;
  gap: 14px;
}

.price-row {
  display: grid;
  grid-template-columns: .9fr .55fr 1fr auto;
  gap: 26px;
  align-items: center;
  padding: 24px 28px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: white;
}

.price-row--featured {
  background:
    linear-gradient(135deg, #B80F24 0%, #E0162E 55%, #9E111A 100%);
  border: 0;
  color: white;
  box-shadow: 0 22px 60px rgba(200, 16, 46, .28);
}

.price-row.price-row--featured h3,
.price-row.price-row--featured .eyebrow,
.price-row.price-row--featured strong,
.price-row.price-row--featured p,
.price-row.price-row--featured a {
  color: white !important;
}

.price-row--featured p {
  opacity: .92;
}

.price-row--featured strong {
  display: inline-flex;
  width: fit-content;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .16);
}

.price-row h3 {
  font-size: 2rem;
}

.price-row strong {
  font-size: 1.25rem;
  color: var(--ink);
}

.price-row p {
  color: var(--muted);
  margin: 0;
}

.price-row a {
  color: var(--red-main);
  font-family: Montserrat, sans-serif;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-weight: 700;
  font-size: .75rem;
}

.pricing-note {
  margin-top: 22px;
}

.pricing-note p {
  margin: 0;
  padding: 22px 26px;
  border: 1px solid rgba(200, 16, 46, .16);
  border-radius: 20px;
  background: rgba(255, 255, 255, .7);
  color: var(--muted);
}

/* ==================================================
   12_FAQ
   高級感を出すために文字サイズを抑える
================================================== */
.faq {
  background:
    radial-gradient(circle at top right, rgba(200, 16, 46, .08), transparent 26rem),
    linear-gradient(180deg, #FFF8F3 0%, #FAEFEF 100%);
}

.faq .section-title {
  max-width: 720px;
}

.faq .section-title h2 {
  font-size: clamp(2.4rem, 5vw, 4.1rem);
  line-height: 1.08;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid rgba(200, 16, 46, .10);
  border-radius: 22px;
  background: rgba(255, 255, 255, .68);
  box-shadow: 0 12px 34px rgba(74, 13, 22, .045);
  overflow: hidden;
}

.faq-item:last-child {
  border-bottom: 1px solid rgba(200, 16, 46, .10);
}

.faq-item button {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 24px 24px;
  border: 0;
  background: transparent;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(1.28rem, 2.8vw, 1.9rem);
  line-height: 1.35;
  letter-spacing: -0.03em;
  color: var(--ink);
  text-align: left;
  cursor: pointer;
}

.faq-item button span {
  flex-shrink: 0;
  color: var(--red-main);
  font-family: Inter, sans-serif;
  font-size: 1.45rem;
  line-height: 1;
}

.faq-item p {
  display: none;
  max-width: 820px;
  margin: 0;
  padding: 0 24px 26px;
  color: var(--muted);
  font-size: .98rem;
  line-height: 1.85;
}

.faq-item.is-open p {
  display: block;
}


/* ==================================================
   13_CONTACT_CLEAN
   スマホ優先：画像を独立表示
================================================== */
.final-cta--image {
  background: linear-gradient(180deg, #FFFDFC 0%, #FFF8F3 100%);
  color: var(--ink);
}

/* 古い背景画像方式は無効化 */
.final-cta--image > .section-bg-image,
.final-cta--image > .section-bg-overlay {
  display: none !important;
}

.final-cta-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.final-cta-visual {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  box-shadow: var(--shadow);
}

.final-cta-visual img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.final-cta__box--image {
  max-width: 620px;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.final-cta--image .eyebrow {
  color: var(--red-main);
}

.final-cta--image h2 {
  margin: 0 0 20px;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.7rem, 5vw, 4.8rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--ink);
  text-shadow: none;
}

.final-cta--image p {
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.8;
  text-shadow: none;
}

.final-cta__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
}

.final-cta__actions .btn,
.final-cta__actions .btn--light,
.final-cta__actions .btn--primary {
  background: linear-gradient(135deg, var(--red-bright), var(--red-main));
  color: white;
  box-shadow: 0 16px 38px rgba(200, 16, 46, .22);
}

.final-cta__actions span {
  font-family: Montserrat, sans-serif;
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--red-deep);
}

/* ==================================================
   14_FOOTER_RED
   赤ベースの軽量フッター
================================================== */
.footer-red {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 12% 12%, rgba(255, 255, 255, .14), transparent 26rem),
    radial-gradient(circle at 88% 90%, rgba(255, 255, 255, .08), transparent 28rem),
    linear-gradient(180deg, #C8102E 0%, #A30F27 55%, #7A1020 100%);
  color: #ffffff;
  padding: 70px 0 118px;
}

.footer-red__inner {
  position: relative;
  z-index: 2;
}

.footer-red__brand {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 34px;
}

.footer-red__brand img {
  width: 68px;
  height: 68px;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255, 255, 255, .14);
  padding: 6px;
}

.footer-red__brand h2 {
  margin: 0;
  color: #ffffff;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.footer-red__brand p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, .78);
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.footer-red__contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 28px;
}

.footer-red__contact {
  display: block;
  padding: 22px 24px;
  border: 1px solid rgba(255, 255, 255, .20);
  border-radius: 22px;
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(8px);
}

.footer-red__contact span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, .74);
  font-family: Montserrat, sans-serif;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.footer-red__contact strong {
  display: block;
  color: #ffffff;
  font-size: clamp(1rem, 2vw, 1.22rem);
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0;
  text-transform: none;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.footer-red__note {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, .18);
}

.footer-red__note p {
  margin: 0;
  color: rgba(255, 255, 255, .76);
  font-size: .96rem;
}

/* ==================================================
   15_FLOATING_WHATSAPP
   追従WhatsApp
================================================== */
.floating-wa-clean {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 90;

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  min-width: 148px;
  height: 50px;
  padding: 0 18px;
  border-radius: 999px;

  background: linear-gradient(135deg, #ffffff 0%, #fff2f4 100%);
  color: var(--red-main);
  border: 1px solid rgba(200, 16, 46, .18);

  font-family: Montserrat, sans-serif;
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;

  box-shadow: 0 16px 36px rgba(74, 13, 22, .18);
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}

.floating-wa-clean:hover {
  transform: translateY(-3px);
  background: #ffffff;
  box-shadow: 0 20px 42px rgba(74, 13, 22, .24);
}

.floating-wa-clean__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red-main);
  box-shadow: 0 0 0 6px rgba(200, 16, 46, .12);
  flex-shrink: 0;
}

/* 古い追従ボタンが残っていた場合は強制非表示 */
.floating-whatsapp,
.floating-whatsapp--luxury {
  display: none !important;
}

/* ==================================================
   16_REVEAL_ANIMATION_CLEAN
   アニメーション復活
================================================== */

/* JSが動いていない時は普通に表示 */
.reveal {
  opacity: 1;
  transform: none;
}

/* JSが起動した時だけアニメーション待機 */
html.js-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity .8s cubic-bezier(.22, 1, .36, 1),
    transform .8s cubic-bezier(.22, 1, .36, 1);
  will-change: opacity, transform;
}

html.js-ready .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

html.js-ready .delay-1 {
  transition-delay: .12s;
}

html.js-ready .delay-2 {
  transition-delay: .22s;
}

html.js-ready .delay-3 {
  transition-delay: .32s;
}

/* ==================================================
   17_TABLET_CLEAN
================================================== */
@media (max-width: 1120px) {
  .desktop-nav,
  .header-cta {
    display: none !important;
  }

  .menu-button {
    display: block !important;
  }

  .service-grid,
  .testimonial-grid,
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }

  .benefit-item,
  .price-row,
  .split-intro,
  .instructor__grid,
  .transformation-layout,
  .final-cta-layout {
    grid-template-columns: 1fr;
  }

  .info-strip {
    grid-template-columns: 1fr 1fr;
  }
}


/* ------------------------------
   Mobile final
------------------------------ */
@media (max-width: 768px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  body {
    padding-bottom: 66px;
  }

  .container {
    width: min(100% - 32px, var(--container));
  }

  .section {
    padding: 76px 0;
  }

  .section-title {
    margin-bottom: 34px;
  }

  .section-title h2 {
    font-size: clamp(2.15rem, 9vw, 3.3rem);
    line-height: 1.12;
  }

  .eyebrow {
    margin-bottom: 12px;
    font-size: .62rem;
    letter-spacing: .18em;
  }

  /* ------------------------------
     HEADER
  ------------------------------ */
  .site-header {
    padding: 12px 16px;
    gap: 12px;
  }

  .brand {
    gap: 10px;
    max-width: calc(100% - 54px);
  }

  .brand__logo {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
  }

  .brand__text {
    min-width: 0;
  }

  .brand__text strong {
    font-size: 1.08rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand__text small {
    margin-top: 4px;
    font-size: .5rem;
    letter-spacing: .12em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .desktop-nav,
  .header-cta {
    display: none !important;
  }

  .menu-button {
    display: block !important;
    width: 42px;
    height: 42px;
    flex-shrink: 0;
  }

  /* ------------------------------
     HERO
  ------------------------------ */
  .hero {
    min-height: 88svh;
    padding: 124px 0 54px;
    align-items: flex-end;
  }

  .hero__video--desktop {
    display: none;
  }

  .hero__video--mobile {
    display: block;
  }

  .hero__content {
    width: calc(100% - 32px);
    margin: 0 auto;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 12vw, 4.5rem);
    line-height: 1;
  }

  .hero__lead {
    margin-top: 20px;
    font-size: .95rem;
    line-height: 1.65;
  }

  .hero__actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 26px;
  }

  .hero__actions .btn {
    width: 100%;
    min-height: 52px;
    padding-inline: 16px;
    font-size: .66rem;
    letter-spacing: .1em;
    text-align: center;
  }

  .hero__note {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 20px;
    padding-top: 16px;
    font-size: .58rem;
    letter-spacing: .08em;
    line-height: 1.45;
  }

  .hero__note strong {
    width: fit-content;
  }

  /* ------------------------------
     PROOF
  ------------------------------ */
  .proof {
    padding: 16px 0;
  }

  .proof__grid {
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .proof__grid span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 10px 8px;
    border-right: 1px solid rgba(255, 255, 255, .22);
    border-bottom: 1px solid rgba(255, 255, 255, .22);
    font-size: .56rem;
    letter-spacing: .1em;
    line-height: 1.35;
  }

  .proof__grid span:nth-child(2n) {
    border-right: 0;
  }

  .proof__grid span:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  /* ------------------------------
     04_PARENT_STUDENT
  ------------------------------ */
  .section-brand-heel {
    padding-top: 76px;
  }

  .split-intro,
  .two-cards,
  .info-strip {
    grid-template-columns: 1fr;
  }

  .split-intro {
    gap: 20px;
    margin-bottom: 30px;
  }

  .split-intro h2 {
    font-size: clamp(2.25rem, 9.5vw, 3.5rem);
    line-height: 1.12;
  }

  .split-intro p:last-child {
    font-size: .98rem;
    line-height: 1.75;
  }

  .two-cards {
    gap: 18px;
  }

  .editorial-card {
    padding: 26px 20px;
    border-radius: 24px;
  }

  .editorial-card h3 {
    font-size: clamp(1.9rem, 8vw, 2.9rem);
    line-height: 1.12;
    margin-bottom: 22px;
  }

  .check-list {
    gap: 13px;
  }

  .check-list li {
    padding-left: 28px;
    font-size: .94rem;
    line-height: 1.65;
  }

  .info-strip {
    gap: 12px;
    margin-top: 18px;
  }

  .info-strip article {
    padding: 18px;
  }

  /* ------------------------------
     BENEFITS
  ------------------------------ */
  .benefit-list {
    gap: 16px;
  }

  .benefit-item {
    grid-template-columns: 1fr;
    gap: 14px;
    padding: 24px 20px;
    border-radius: 22px;
  }

  .benefit-item h3 {
    font-size: clamp(1.75rem, 7.5vw, 2.55rem);
    line-height: 1.12;
  }

  .benefit-item p:last-child {
    font-size: .95rem;
    line-height: 1.7;
  }

  /* ------------------------------
     SERVICES
  ------------------------------ */
  .service-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .service-card,
  .service-card--featured {
    grid-row: auto;
    border-radius: 22px;
  }

  .service-card img,
  .service-card--featured img {
    aspect-ratio: 4 / 3.25;
    object-fit: cover;
  }

  .service-card div {
    padding: 22px 20px;
  }

  .service-card h3 {
    font-size: 1.65rem;
    line-height: 1.15;
  }

  .service-card p:last-child {
    font-size: .94rem;
    line-height: 1.7;
  }

  /* ------------------------------
     07_TRANSFORMATION
     スマホでは画像を主役にする
  ------------------------------ */
  .transformation-section {
    padding: 76px 0;
    background: linear-gradient(180deg, #FFF8F3 0%, #FFFDFC 100%);
  }

  .transformation-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .transformation-visual {
    order: 1;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 2px;
  }

  .transformation-visual img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    object-position: center top;
    display: block;
  }

  .transformation-copy {
    order: 2;
    max-width: 100%;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border: 0;
    backdrop-filter: none;
  }

  .transformation-copy h2 {
    font-size: clamp(2.15rem, 9vw, 3.25rem);
    line-height: 1.12;
  }

  .transformation-copy p {
    margin-top: 18px;
    font-size: .96rem;
    line-height: 1.75;
  }

  .transformation-actions {
    margin-top: 22px;
  }

  .transformation-actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
    font-size: .66rem;
    letter-spacing: .1em;
  }

  .transformation-points {
    gap: 14px;
    margin-top: 24px;
  }

  .transformation-points article {
    padding: 20px;
    border-radius: 20px;
  }

  .transformation-points h3 {
    font-size: 1.55rem;
  }

  .transformation-points p {
    font-size: .92rem;
    line-height: 1.65;
  }

  /* 古い背景画像方式が残っていてもスマホでは無効化 */
  .section-bg-image--mirror,
  .section-bg-overlay--mirror {
    display: none !important;
  }

  /* ------------------------------
     INSTRUCTOR
  ------------------------------ */
  .instructor__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .instructor h2 {
    font-size: clamp(2.25rem, 9vw, 3.5rem);
    line-height: 1.12;
  }

  .lead {
    font-size: .98rem;
    line-height: 1.75;
  }

  .signature-card {
    margin: 24px 0;
    padding: 22px 20px;
    border-radius: 20px;
  }

  .line-list li {
    padding: 15px 0;
    font-size: .7rem;
    letter-spacing: .1em;
  }

  /* ------------------------------
     PROCESS
  ------------------------------ */
  .process-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .process-step {
    padding: 24px 20px;
    border-radius: 22px;
  }

  .process-step h3 {
    font-size: 1.55rem;
  }

  .process-step p {
    font-size: .94rem;
    line-height: 1.7;
  }

  /* ------------------------------
     TESTIMONIALS
  ------------------------------ */
  .testimonial-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .testimonial-card {
    padding: 24px 20px;
    border-radius: 22px;
  }

  .testimonial-card p {
    font-size: .96rem;
    line-height: 1.75;
  }

  /* ------------------------------
     PRICING
  ------------------------------ */
  .pricing-list {
    gap: 16px;
  }

  .price-row {
    grid-template-columns: 1fr;
    gap: 12px;
    align-items: start;
    padding: 24px 20px;
    border-radius: 22px;
  }

  .price-row h3 {
    font-size: 1.9rem;
  }

  .price-row strong {
    font-size: 1.12rem;
  }

  .price-row p {
    font-size: .94rem;
    line-height: 1.7;
  }

  .price-row a {
    display: inline-flex;
    width: fit-content;
    margin-top: 4px;
  }

  .pricing-note p {
    padding: 20px;
    font-size: .92rem;
    line-height: 1.7;
  }

  /* ------------------------------
     FAQ
  ------------------------------ */
  .faq .section-title h2 {
    font-size: clamp(2rem, 8vw, 2.85rem);
  }

  .faq-list {
    gap: 12px;
  }

  .faq-item {
    border-radius: 20px;
  }

  .faq-item button {
    padding: 20px 18px;
    font-size: clamp(1.22rem, 5.4vw, 1.6rem);
    line-height: 1.42;
  }

  .faq-item button span {
    font-size: 1.25rem;
  }

  .faq-item p {
    padding: 0 18px 22px;
    font-size: .94rem;
    line-height: 1.8;
  }

  /* ------------------------------
     13_FINAL_CTA
     スマホでは画像をしっかり見せる
  ------------------------------ */
  .final-cta--image {
    padding: 76px 0 96px;
    background: linear-gradient(180deg, #FFFDFC 0%, #FFF8F3 100%);
  }

  .final-cta-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .final-cta-visual {
    order: 1;
    border-radius: 24px;
    overflow: hidden;
    margin-bottom: 2px;
  }

  .final-cta-visual img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    object-position: center top;
    display: block;
  }

  .final-cta__box--image {
    order: 2;
    max-width: 100%;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border: 0;
    backdrop-filter: none;
  }

  .final-cta--image h2 {
    font-size: clamp(2.15rem, 9vw, 3.25rem);
    line-height: 1.12;
    margin-bottom: 18px;
  }

  .final-cta--image p {
    font-size: .96rem;
    line-height: 1.75;
  }

  .final-cta__actions {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    margin-top: 22px;
  }

  .final-cta__actions .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
    font-size: .66rem;
    letter-spacing: .1em;
  }

  .final-cta__actions span {
    font-size: .7rem;
    line-height: 1.5;
    letter-spacing: .1em;
    text-align: left;
  }

  /* 古い背景画像方式が残っていてもスマホでは無効化 */
  .section-bg-image--heel-dark,
  .section-bg-overlay--dark {
    display: none !important;
  }

  /* ------------------------------
     FOOTER
  ------------------------------ */
  .footer-red {
    padding: 56px 0 108px;
  }

  .footer-red__brand {
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 26px;
  }

  .footer-red__brand img {
    width: 58px;
    height: 58px;
  }

  .footer-red__brand h2 {
    font-size: 1.9rem;
    line-height: 1.06;
  }

  .footer-red__brand p {
    font-size: .62rem;
    letter-spacing: .12em;
  }

  .footer-red__contact-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .footer-red__contact {
    padding: 18px;
    border-radius: 18px;
  }

  .footer-red__contact strong {
    font-size: 1rem;
    line-height: 1.55;
  }

  .footer-red__note p {
    font-size: .9rem;
    line-height: 1.7;
  }

  /* ------------------------------
     FLOATING WHATSAPP
  ------------------------------ */
  .floating-wa-clean {
    left: 16px;
    right: 16px;
    bottom: 14px;
    width: auto;
    min-width: 0;
    height: 52px;
    font-size: .64rem;
    letter-spacing: .12em;
  }
}

/* ==================================================
   00_PRELOADER
   強烈な赤インパクト版
   Supreme系のベタ赤 × 白文字
================================================== */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #ED1C24;
  transition:
    opacity .45s cubic-bezier(.22, 1, .36, 1),
    visibility .45s cubic-bezier(.22, 1, .36, 1);
}

/* 余計な柔らかさを出さない */
.preloader::before,
.preloader::after {
  content: none;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader__inner {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  text-align: center;
  animation: preloaderPunch .85s cubic-bezier(.22, 1, .36, 1) both;
}

.preloader__inner img {
  width: 106px;
  height: 106px;
  object-fit: contain;
  margin-bottom: 22px;
  border-radius: 50%;
  background: #ffffff;
  padding: 8px;
  box-shadow:
    0 18px 36px rgba(0, 0, 0, .28),
    0 0 0 1px rgba(255, 255, 255, .65);
}

.preloader__inner p {
  margin: 0;
  padding: 8px 18px 10px;
  background: #ED1C24;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1;
  letter-spacing: -0.045em;
  color: #ffffff;
  text-shadow:
    0 3px 0 rgba(0, 0, 0, .18),
    0 12px 26px rgba(0, 0, 0, .28);
}

.preloader__inner span {
  margin-top: 12px;
  font-family: Montserrat, sans-serif;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 0 4px 14px rgba(0, 0, 0, .28);
}

.preloader__line {
  position: relative;
  width: 220px;
  height: 3px;
  margin-top: 30px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, .32);
}

.preloader__line::before {
  content: "";
  position: absolute;
  inset: 0;
  width: 46%;
  border-radius: inherit;
  background: #ffffff;
  box-shadow:
    0 0 12px rgba(255, 255, 255, .85),
    0 0 24px rgba(255, 255, 255, .45);
  animation: preloaderLineStrong .85s cubic-bezier(.22, 1, .36, 1) infinite;
}

@keyframes preloaderPunch {
  from {
    opacity: 0;
    transform: scale(.94);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes preloaderLineStrong {
  0% {
    transform: translateX(-130%);
  }

  100% {
    transform: translateX(260%);
  }
}

@media (max-width: 768px) {
  .preloader__inner img {
    width: 92px;
    height: 92px;
    margin-bottom: 20px;
  }

  .preloader__inner p {
    font-size: 2.25rem;
    padding: 6px 14px 8px;
  }

  .preloader__inner span {
    font-size: .58rem;
    letter-spacing: .17em;
  }

  .preloader__line {
    width: 176px;
    height: 3px;
    margin-top: 26px;
  }
}