:root {
  --color-bg: #FDF6F0;
  --color-bg-warm: #F9EDE4;
  --color-bg-section: #F4E3D8;
  --color-gold: #b8965a;
  --color-gold-light: #d4af70;
  --color-gold-dark: #8b6e3a;
  --color-text: #3a3228;
  --color-text-light: #6b5f54;
  --color-text-muted: #9e8f82;
  --color-white: #ffffff;
  --color-border: rgba(184,150,90,0.25);
  --font-serif-en: 'Cormorant Garamond', Georgia, serif;
  --font-serif-jp: 'Noto Serif JP', 'YuMincho', 'Hiragino Mincho ProN', serif;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow-soft: 0 4px 24px rgba(58,50,40,0.08);
  --shadow-medium: 0 8px 40px rgba(58,50,40,0.12);
}

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

html { scroll-behavior: smooth; font-size: 28px; }

body {
  font-family: var(--font-serif-jp);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.sp-br { display: none; }
@media (max-width: 767px) { .sp-br { display: inline; } }

.fade-in { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-delay-1 { transition-delay: 0.15s; }
.fade-in-delay-2 { transition-delay: 0.3s; }
.fade-in-delay-3 { transition-delay: 0.45s; }

.section-title {
  font-family: var(--font-serif-jp);
  font-size: clamp(0.8rem, 3.5vw, 1.1rem);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-text);
  margin-bottom: 32px;
}
.section-title--highlight {
  color: var(--color-gold-dark);
  font-size: clamp(0.9rem, 4vw, 1.2rem);
}
.gold-line { width: 48px; height: 1px; background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light)); margin: 20px 0; }
.gold-line--center { margin: 20px auto; }
.text-center { text-align: center; }

/* Header */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 24px; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(253,246,240,0.93);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-soft); }

.header-logo { display: flex; align-items: center; }
.header-logo img { height: 36px; width: auto; }

.header-nav { display: none; }
@media (min-width: 900px) {
  .header-nav { display: flex; align-items: center; gap: 28px; }
  .header-nav a {
    font-size: 0.45rem; font-weight: 300; letter-spacing: 0.08em;
    color: var(--color-text-light); transition: color var(--transition); position: relative;
  }
  .header-nav a::after {
    content: ''; position: absolute; bottom: -3px; left: 0; right: 0;
    height: 1px; background: var(--color-gold);
    transform: scaleX(0); transition: transform var(--transition);
  }
  .header-nav a:hover { color: var(--color-gold); }
  .header-nav a:hover::after { transform: scaleX(1); }
  .header-nav .nav-cta {
    background: var(--color-gold); color: var(--color-white);
    padding: 8px 20px; font-size: 0.42rem; letter-spacing: 0.1em;
  }
  .header-nav .nav-cta::after { display: none; }
  .header-nav .nav-cta:hover { background: var(--color-gold-dark); color: var(--color-white); }
}

.hamburger {
  display: flex; flex-direction: column; justify-content: center;
  gap: 5px; width: 40px; height: 40px;
  background: none; border: none; cursor: pointer; padding: 6px; z-index: 200;
}
.hamburger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--color-text);
  transition: transform 0.35s ease, opacity 0.35s ease; transform-origin: center;
}
.hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (min-width: 900px) { .hamburger { display: none; } }

.mobile-menu-close {
  position: absolute; top: 20px; right: 20px;
  width: 40px; height: 40px; background: none;
  border: 1px solid var(--color-border); border-radius: 50%;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  color: var(--color-text-light); font-size: 0.65rem;
  transition: background var(--transition), color var(--transition);
}
.mobile-menu-close:hover { background: var(--color-gold); color: var(--color-white); border-color: var(--color-gold); }

.mobile-menu {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: min(320px, 85vw); background: var(--color-bg);
  z-index: 150; padding: 80px 40px 60px;
  transform: translateX(100%);
  transition: transform 0.45s cubic-bezier(0.25,0.46,0.45,0.94);
  box-shadow: -8px 0 40px rgba(58,50,40,0.12); overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }

.mobile-menu-overlay {
  position: fixed; inset: 0; background: rgba(58,50,40,0.4);
  z-index: 140; opacity: 0; pointer-events: none; transition: opacity 0.45s ease;
}
.mobile-menu-overlay.open { opacity: 1; pointer-events: all; }

.mobile-nav { display: flex; flex-direction: column; }
.mobile-nav a {
  font-size: 0.54rem; font-weight: 300; letter-spacing: 0.1em;
  color: var(--color-text); padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex; align-items: center; justify-content: space-between;
  transition: color var(--transition);
}
.mobile-nav a::after { content: '›'; font-size: 0.65rem; color: var(--color-gold); font-family: var(--font-serif-en); }
.mobile-nav a:hover { color: var(--color-gold); }
.mobile-nav .mobile-cta {
  margin-top: 32px; background: var(--color-gold); color: var(--color-white);
  padding: 16px 24px; text-align: center; font-size: 0.5rem;
  border-bottom: none; justify-content: center;
}
.mobile-nav .mobile-cta::after { display: none; }
.mobile-nav .mobile-cta:hover { color: var(--color-white); background: var(--color-gold-dark); }

/* Hero */
.hero { position: relative; margin-top: 64px; width: 100%; background: var(--color-bg); }
.hero-img { width: 100%; height: auto; display: block; }
@media (min-width: 768px) {
  .hero { display: flex; justify-content: center; padding: 40px 0 0; }
  .hero-img { width: auto; max-width: 560px; }
}

/* Slider */
.slider-section { background: var(--color-bg); padding: 72px 0 0; }
.slider-section .section-title-wrap { padding: 0 24px; text-align: center; }
.slider-section .gold-line--center { margin-bottom: 40px; }

.swiper-main { width: 100%; overflow: hidden; }
.swiper-main .swiper-slide { width: 85%; max-width: 500px; }
.swiper-main .swiper-slide img { width: 100%; height: 380px; object-fit: cover; border-radius: 2px; }
.swiper-main .swiper-pagination { position: relative; margin-top: 24px; }
.swiper-main .swiper-pagination-bullet { background: var(--color-gold); opacity: 0.3; width: 6px; height: 6px; }
.swiper-main .swiper-pagination-bullet-active { opacity: 1; width: 24px; border-radius: 3px; }

.slides-grid-pc { display: none; }
@media (min-width: 768px) {
  .swiper-main { display: none; }
  .slides-grid-pc {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 16px; max-width: 1200px; margin: 0 auto; padding: 0 24px;
  }
  .slides-grid-pc img { width: 100%; height: auto; object-fit: contain; border-radius: 2px; transition: transform 0.6s ease; }
  .slides-grid-pc img:hover { transform: scale(1.02); }
}

/* Section 1 - 疑問 */
.gimon-section { padding: 48px 24px 40px; background: var(--color-bg); }
.gimon-inner { max-width: 900px; margin: 0 auto; display: grid; gap: 48px; }
@media (min-width: 768px) {
  .gimon-inner { grid-template-columns: 1fr 1fr; align-items: center; gap: 64px; }
}

.checklist { display: flex; flex-direction: column; gap: 12px; margin: 28px 0; }
.checklist-item {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: clamp(0.5rem, 3.5vw, 0.54rem); font-weight: 300;
  color: var(--color-text); line-height: 1.7;
}
.checklist-item::before {
  content: ''; flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px;
  border: 1px solid var(--color-gold); border-radius: 50%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 6l3 3 5-5' stroke='%23b8965a' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/10px no-repeat;
}

.gimon-text {
  font-size: clamp(0.52rem, 3.2vw, 0.68rem);
  font-weight: 700; color: var(--color-gold-dark); line-height: 1.9;
  border-left: 3px solid var(--color-gold);
  padding: 16px 20px; margin-top: 16px;
  background: var(--color-white);
}
@media (max-width: 767px) {
  .gimon-text { text-align: center; border-left: none; border-top: 3px solid var(--color-gold); padding: 16px; }
}

.gimon-image { border-radius: 2px; overflow: hidden; }
.gimon-image img { width: 100%; height: 400px; object-fit: cover; transition: transform 0.8s ease; }
.gimon-image:hover img { transform: scale(1.03); }

/* Section 2 - 身体の使い方 */
.karada-section { padding: 48px 24px 80px; background: var(--color-bg-warm); }
.karada-inner { max-width: 900px; margin: 0 auto; }
.shisei-wrap { margin-top: 40px; max-width: 900px; margin-left: auto; margin-right: auto; }

.karada-subtitle {
  font-size: clamp(0.54rem, 3.5vw, 0.64rem); font-weight: 300;
  color: var(--color-text-light); margin-bottom: 20px; letter-spacing: 0.08em;
}
.karada-bad-list { display: flex; flex-direction: column; gap: 10px; margin: 24px 0; }
.karada-bad-item {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: clamp(0.46rem, 3.2vw, 0.5rem);
  color: var(--color-text-light); line-height: 1.7;
}
.karada-bad-item::before { content: '▶'; flex-shrink: 0; font-size: 0.32rem; color: var(--color-gold); margin-top: 5px; }

.karada-conclusion {
  font-size: clamp(0.52rem, 3.2vw, 0.68rem);
  font-weight: 700; color: var(--color-gold-dark); line-height: 1.9;
  padding: 20px 24px; background: var(--color-white);
  border-left: 3px solid var(--color-gold); margin-top: 20px;
}
@media (max-width: 767px) {
  .karada-conclusion { text-align: center; border-left: none; border-top: 3px solid var(--color-gold); }
}

/* Section 3 - ルオ紹介 */
.luo-section { padding: 80px 24px; background: #F9F2EA; }
.luo-inner { max-width: 900px; margin: 0 auto; }

.luo-lead {
  font-size: clamp(0.5rem, 3.5vw, 0.6rem); font-weight: 300;
  color: var(--color-text-light); line-height: 1.9; margin-bottom: 40px; text-align: center;
}

.map-image { margin-left: -24px; margin-right: -24px; width: calc(100% + 48px); margin-bottom: 48px; }
.map-image img { width: 100%; height: auto; display: block; }
@media (min-width: 768px) {
  .map-image { margin-left: auto; margin-right: auto; width: 100%; max-width: 900px; }
}

.steps-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 40px; }
@media (min-width: 600px) { .steps-grid { grid-template-columns: repeat(4, 1fr); } }

.step-card {
  background: var(--color-white); border: 1px solid var(--color-border);
  padding: 24px 16px; text-align: center;
  transition: box-shadow var(--transition), transform var(--transition);
}
.step-card:hover { box-shadow: var(--shadow-soft); transform: translateY(-4px); }
.step-card__num { font-family: var(--font-serif-en); font-size: 0.39rem; letter-spacing: 0.2em; color: var(--color-gold); display: block; margin-bottom: 12px; }
.step-card__icon { font-size: 1rem; display: block; margin-bottom: 12px; }
.step-card:nth-child(1) .step-card__icon { color: #b8965a; }
.step-card:nth-child(2) .step-card__icon { color: #7a9e6a; }
.step-card:nth-child(3) .step-card__icon { color: #9e7ab5; }
.step-card:nth-child(4) .step-card__icon { color: #5a8fae; }
.step-card__title { font-size: 0.5rem; font-weight: 500; color: var(--color-text); margin-bottom: 8px; }
.step-card__desc { font-size: 0.43rem; font-weight: 300; color: var(--color-text-muted); line-height: 1.6; }

.luo-closing {
  text-align: center;
  font-size: clamp(0.8rem, 3.5vw, 1.1rem);
  font-weight: 400; color: var(--color-gold-dark); line-height: 1.6; padding: 16px 0 40px;
}

/* Section 4 - お客様の声 */
.voice-section { padding: 80px 24px; background: #FDF6F1; }
.voice-inner { max-width: 900px; margin: 0 auto; }

.review-image { width: calc(100% + 48px); margin-left: -24px; margin-right: -24px; margin-bottom: 32px; }
.review-image img { width: 100%; height: auto; display: block; }
@media (min-width: 768px) {
  .review-image { width: 100%; margin-left: auto; margin-right: auto; padding: 0 60px; max-width: 1100px; margin-bottom: 32px; }
}

.swiper-google { width: 100%; overflow: hidden; margin: 0 0 40px; }
.swiper-google .swiper-slide { width: 280px; }
.swiper-google .swiper-slide img { width: 100%; height: auto; border-radius: 8px; box-shadow: var(--shadow-soft); }

.google-btn {
  display: inline-flex; align-items: center; gap: 10px;
  border: 1.5px solid var(--color-gold); color: var(--color-gold);
  font-family: var(--font-serif-jp); font-size: 0.5rem;
  font-weight: 300; letter-spacing: 0.1em; padding: 14px 32px;
  transition: background var(--transition), color var(--transition); margin: 0 auto;
}
.google-btn:hover { background: var(--color-gold); color: var(--color-white); }
.google-btn-wrap { text-align: center; }

/* Section 5 - 体験 */
.trial-section { padding: 80px 24px; background: var(--color-bg); }
.trial-inner { max-width: 900px; margin: 0 auto; text-align: center; }

.trial-lead {
  font-size: clamp(0.57rem, 3.5vw, 0.72rem); font-weight: 400;
  color: var(--color-gold-dark); line-height: 1.9; margin-bottom: 48px;
}
.trial-cards { display: grid; gap: 20px; margin-bottom: 40px; }
@media (min-width: 600px) { .trial-cards { grid-template-columns: repeat(3, 1fr); } }

.trial-card {
  background: var(--color-white); border: 1px solid var(--color-border);
  padding: 32px 20px; position: relative; overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.trial-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
}
.trial-card:hover { box-shadow: var(--shadow-medium); transform: translateY(-4px); }
.trial-card__badge { font-family: var(--font-serif-en); font-size: 0.36rem; letter-spacing: 0.2em; color: var(--color-gold); display: block; margin-bottom: 12px; text-transform: uppercase; }
.trial-card__title { font-size: clamp(0.46rem, 3vw, 0.54rem); font-weight: 400; color: var(--color-text); margin-bottom: 16px; line-height: 1.5; }
.trial-card__price { font-family: var(--font-serif-en); font-size: clamp(1rem, 6vw, 1.3rem); font-weight: 300; color: var(--color-gold); line-height: 1; }
.trial-card__price-unit { font-size: 0.5rem; color: var(--color-text-muted); margin-top: 4px; }
.trial-note { font-size: 0.43rem; color: var(--color-text-muted); letter-spacing: 0.06em; line-height: 1.9; text-align: center; }

/* Section 6 & 7 - 料金 */
.price-section { padding: 80px 24px; background: var(--color-bg-warm); }
.keiko-section { padding: 80px 24px; background: var(--color-bg); }
.price-inner { max-width: 900px; margin: 0 auto; }

.price-session-label {
  font-family: var(--font-serif-en); font-size: clamp(0.57rem, 4vw, 0.78rem);
  font-weight: 300; letter-spacing: 0.2em; color: var(--color-gold);
  display: block; margin-bottom: 32px; text-align: center;
}

.price-target { margin-bottom: 28px; }
.price-target__title { font-size: 0.43rem; letter-spacing: 0.15em; color: var(--color-gold); margin-bottom: 12px; font-family: var(--font-serif-en); text-transform: uppercase; }
.price-target__list { display: flex; flex-direction: column; gap: 8px; }
.price-target__item { font-size: clamp(0.46rem, 3.2vw, 0.5rem); font-weight: 300; color: var(--color-text-light); display: flex; align-items: flex-start; gap: 8px; }
.price-target__item::before { content: '・'; color: var(--color-gold); flex-shrink: 0; }

.price-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.price-table th { font-family: var(--font-serif-en); font-size: 0.39rem; letter-spacing: 0.15em; color: var(--color-gold); text-transform: uppercase; padding: 8px 16px; text-align: left; border-bottom: 1px solid var(--color-border); }
.price-table td { padding: 12px 16px; font-size: clamp(0.46rem, 3.2vw, 0.54rem); font-weight: 300; border-bottom: 1px solid var(--color-border); color: var(--color-text); }
.price-table td:last-child { text-align: right; font-weight: 400; color: var(--color-gold-dark); }
.price-table tr:last-child td { border-bottom: none; }
.price-table-label { font-size: 0.43rem; letter-spacing: 0.12em; color: var(--color-text-muted); margin: 20px 0 8px; font-family: var(--font-serif-en); text-transform: uppercase; }

/* Instructor Images */
.instructor-image { width: 100%; }
.instructor-image img { width: 100%; height: auto; display: block; }
@media (min-width: 768px) {
  .instructor-image { padding: 60px; max-width: 1100px; margin: 0 auto; }
  .instructor-image img { display: block; margin: 0 auto; }
}

.instructor-section--keiko { background: var(--color-bg-warm); }
.instructor-section--rei   { background: #FDF9EF; }
.instructor-section--rie   { background: #FEF7EB; }

/* last.png & Access */
.last-image { width: 100%; }
.last-image img { width: 100%; height: auto; display: block; }
@media (min-width: 768px) {
  .last-image { padding: 60px; max-width: 1100px; margin: 0 auto; }
}

.access-section { padding: 64px 24px; background: var(--color-bg); }
.access-inner { max-width: 760px; margin: 0 auto; }

.access-title {
  font-size: clamp(0.7rem, 3.5vw, 0.9rem);
  font-weight: 400; color: var(--color-gold-dark);
  text-align: center; margin-bottom: 40px;
}

.access-info { display: flex; flex-direction: column; gap: 28px; margin-bottom: 40px; }
.access-block__label {
  font-family: var(--font-serif-en); font-size: 0.39rem;
  letter-spacing: 0.2em; color: var(--color-gold);
  text-transform: uppercase; margin-bottom: 8px;
}
.access-block__text {
  font-size: clamp(0.46rem, 3vw, 0.54rem); font-weight: 300;
  color: var(--color-text); line-height: 1.8;
}

.access-map { width: 100%; margin-top: 40px; }
.access-map iframe { width: 100%; height: 360px; border: 0; display: block; }

/* Fixed CTA */
.fixed-cta { position: fixed; z-index: 90; display: flex; }

@media (max-width: 767px) {
  .fixed-cta { bottom: 12px; left: 50%; transform: translateX(-50%); gap: 6px; }
  .fixed-cta-btn { width: 178px; }
}
@media (min-width: 768px) {
  .fixed-cta {
    bottom: 0; left: 0; right: 0;
    background: rgba(253,246,240,0.96);
    backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
    border-top: 1px solid var(--color-border);
    justify-content: center; gap: 16px; padding: 10px 24px;
  }
  .fixed-cta-btn { width: 360px; }
}

.fixed-cta-btn {
  display: flex; align-items: center; justify-content: center;
  position: relative;
  border: 1.5px solid var(--color-gold);
  border-radius: 2px; padding: 14px 24px;
  text-decoration: none;
  transition: transform var(--transition), opacity var(--transition);
  overflow: hidden;
}
.fixed-cta-btn:hover { transform: translateY(-2px); opacity: 0.9; }

.fixed-cta-btn--lesson {
  background: linear-gradient(135deg, #8b6830 0%, #c9a050 30%, #f0d080 55%, #c9a050 75%, #8b6830 100%);
  color: var(--color-white);
  border: 2px solid #e8c870;
  box-shadow: 0 2px 16px rgba(184,150,90,0.45), inset 0 1px 0 rgba(255,255,255,0.25);
}
.fixed-cta-btn--lesson::after {
  content: '';
  position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: shimmer 2.8s infinite;
}
@keyframes shimmer { 0% { left: -100%; } 60%, 100% { left: 150%; } }
.fixed-cta-btn--lesson .cta-arrow {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  font-size: 0.65rem; color: rgba(255,255,255,0.9);
}

.fixed-cta-btn--insta { background: var(--color-white); color: var(--color-gold-dark); }
.fixed-cta-btn--insta .cta-arrow {
  position: absolute; right: 12px; top: 50%; transform: translateY(-50%);
  font-size: 0.65rem; color: var(--color-gold);
}

.cta-inner { text-align: center; }
.cta-main {
  display: block; font-family: var(--font-serif-jp);
  font-size: clamp(0.54rem, 3.2vw, 0.82rem);
  font-weight: 400; letter-spacing: 0.06em; line-height: 1.2; margin-bottom: 5px;
}
.cta-divider {
  display: block; width: 60%; height: 1px;
  background: currentColor; opacity: 0.4; margin: 0 auto 5px;
}
.cta-sub {
  display: block; font-family: var(--font-serif-en);
  font-size: clamp(0.39rem, 2.2vw, 0.58rem); letter-spacing: 0.08em; opacity: 0.9;
}

/* Footer */
.site-footer {
  background: var(--color-text); color: rgba(255,255,255,0.6);
  text-align: center; padding: 40px 24px;
}
@media (max-width: 767px) { .site-footer { padding-bottom: 110px; } }
@media (min-width: 768px) { .site-footer { padding-bottom: 100px; } }
.site-footer__logo { font-family: var(--font-serif-en); font-size: 0.72rem; font-weight: 300; letter-spacing: 0.2em; color: var(--color-gold-light); display: block; margin-bottom: 12px; }
.site-footer__copy { font-size: 0.39rem; letter-spacing: 0.1em; }

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* SP: p・li 最小16px */
@media (max-width: 767px) {
  .checklist-item,
  .gimon-text,
  .karada-conclusion,
  .karada-subtitle,
  .karada-warn-text,
  .karada-bad-item,
  .luo-lead,
  .step-card__title,
  .step-card__desc,
  .trial-lead,
  .trial-card__title,
  .trial-card__price-unit,
  .trial-note,
  .price-target__item,
  .price-table td,
  .access-block__text,
  .google-btn,
  .mobile-nav a { font-size: 0.571rem; }
}