/* ============================================
   nú:d FutureBase Serum - Landing Page
   Design Concept: 静寂・本質・循環・土壌・建築的
   ============================================ */

/* Custom Fonts - 明朝体 × サンセリフ */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Shippori+Mincho:wght@400;500;600&family=Zen+Kaku+Gothic+New:wght@300;400;500&display=swap');

/* Brand Color Palette - Sky Blue (#B5C7CC) to Pale Lemon (#F3F4CD) Gradient */
:root {
  /* Primary - Dusty Sky Blue */
  --nude-blue-lightest: #e8eef0;
  --nude-blue-light: #d4dfe2;
  --nude-blue: #B5C7CC;
  --nude-blue-mid: #9ab3ba;
  --nude-blue-deep: #7a9aa3;
  --nude-blue-dark: #5a7a82;
  
  /* Secondary - Pale Lemon */
  --nude-lemon-lightest: #fafbf0;
  --nude-lemon-light: #F3F4CD;
  --nude-lemon: #e8eab8;
  --nude-lemon-mid: #d9dca0;
  --nude-lemon-deep: #c5c98a;
  
  /* Gradient */
  --nude-gradient: linear-gradient(135deg, #B5C7CC 0%, #d4dfe2 25%, #e8eef0 50%, #F3F4CD 100%);
  --nude-gradient-soft: linear-gradient(135deg, rgba(181, 199, 204, 0.3) 0%, rgba(243, 244, 205, 0.3) 100%);
  --nude-gradient-hero: linear-gradient(180deg, #B5C7CC 0%, #d4dfe2 30%, #e8eef0 60%, #fafbf0 85%, #F3F4CD 100%);
  --nude-gradient-reverse: linear-gradient(135deg, #F3F4CD 0%, #B5C7CC 100%);
  
  /* Neutral */
  --nude-white: #fdfdfb;
  --nude-charcoal: #2a2d2e;
  --nude-deep: #1a1c1d;
  --nude-stone: #4a4d4e;
  --nude-mist: #f5f7f7;
  
  /* Accent */
  --nude-accent: #8ca5ad;
  --nude-accent-warm: #d4d6a8;
  
  /* Typography */
  --font-mincho: 'Shippori Mincho', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --font-gothic: 'Zen Kaku Gothic New', 'Hiragino Sans', sans-serif;
  --font-display: 'Cormorant Garamond', serif;
  
  /* Transitions */
  --ease-elegant: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-smooth: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================
   Page Override - Custom Light Theme
   ============================================ */
   
body.nude-page {
  background: transparent;
  color: var(--nude-charcoal);
  background-image: none;
}

body.nude-page .lines {
  display: none;
}

body.nude-page #mv-canvas {
  display: none;
}

/* ============================================
   Page-wide Animated Light Background
   ============================================ */

body.nude-page::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -2;
  background: 
    radial-gradient(ellipse 150% 100% at 0% 0%, rgba(181, 199, 204, 0.9) 0%, transparent 50%),
    radial-gradient(ellipse 120% 80% at 100% 20%, rgba(212, 223, 226, 0.7) 0%, transparent 45%),
    radial-gradient(ellipse 100% 120% at 50% 100%, rgba(243, 244, 205, 0.85) 0%, transparent 50%),
    radial-gradient(ellipse 80% 60% at 80% 80%, rgba(232, 234, 184, 0.6) 0%, transparent 40%),
    linear-gradient(180deg, var(--nude-blue-lightest) 0%, var(--nude-lemon-lightest) 100%);
  animation: lightBreathing 12s ease-in-out infinite;
}

@keyframes lightBreathing {
  0%, 100% {
    opacity: 1;
    filter: brightness(1) saturate(1);
  }
  25% {
    opacity: 0.95;
    filter: brightness(1.05) saturate(1.1);
  }
  50% {
    opacity: 1;
    filter: brightness(1.1) saturate(1.05);
  }
  75% {
    opacity: 0.98;
    filter: brightness(1.02) saturate(1);
  }
}

/* Header Override */
body.nude-page header {
  background: transparent;
  mix-blend-mode: difference;
  top: 0;
}

body.nude-page header.scrolled {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: none;
  box-shadow: none;
}

body.nude-page header .logo,
body.nude-page header .logo a,
body.nude-page header .logo-char,
body.nude-page header .menu-trigger,
body.nude-page header .menu-text-open,
body.nude-page header .menu-text-close {
  color: #fff;
}

body.nude-page header .logo img {
  filter: brightness(0) saturate(100%);
}

/* Main Content Reset */
body.nude-page main {
  margin-top: 0;
  padding-top: 0;
  padding-bottom: 0;
  background: transparent;
}

body.nude-page .inner {
  width: 100%;
  max-width: none;
}

body.nude-page .sub-hero {
  display: none;
}

/* Hide nav menu text that bleeds through due to mix-blend-mode */
body.nude-page .global-nav {
  visibility: hidden;
}

body.nude-page.menu-open .global-nav {
  visibility: visible;
}

/* ============================================
   Custom Header for nude Page
   ============================================ */

.nude-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.4s var(--ease-elegant);
}

.nude-header.scrolled {
  background: rgba(245, 247, 247, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 16px 40px;
  box-shadow: 0 1px 0 rgba(181, 199, 204, 0.15);
}

.nude-logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--nude-charcoal);
  text-decoration: none;
}

.nude-logo span {
  font-weight: 300;
}

.nude-header-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nude-waitlist-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--nude-charcoal);
  color: var(--nude-white);
  font-family: var(--font-gothic);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-decoration: none;
  border-radius: 100px;
  transition: all 0.4s var(--ease-elegant);
}

.nude-waitlist-btn:hover {
  background: var(--nude-blue-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(122, 154, 163, 0.25);
}

/* Message Bar */
.nude-message-bar {
  position: relative;
  margin-top: 80px;
  background: transparent;
  color: #fff;
  text-align: center;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  mix-blend-mode: difference;
}

@keyframes slideDown {
  to {
    transform: translateY(0);
  }
}

/* ============================================
   Hero Section - 朝霧の静寂
   ============================================ */

.nude-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: transparent;
  padding-top: 60px;
}

/* Cinematic Background Effect */
.nude-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 120% 80% at 30% 20%, rgba(181, 199, 204, 0.35) 0%, transparent 50%),
    radial-gradient(ellipse 100% 60% at 70% 80%, rgba(243, 244, 205, 0.3) 0%, transparent 50%);
  pointer-events: none;
  animation: cinematicPulse 15s ease-in-out infinite;
}

@keyframes cinematicPulse {
  0%, 100% {
    opacity: 0.6;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
}

/* Komorebi (木漏れ日) Effect */
.nude-hero-komorebi {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  opacity: 0.4;
}

.komorebi-ray {
  position: absolute;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.6) 0%,
    rgba(255, 255, 255, 0) 100%
  );
  filter: blur(40px);
  animation: komorebiFloat 15s ease-in-out infinite;
}

.komorebi-ray-1 {
  width: 300px;
  height: 600px;
  top: -100px;
  left: 10%;
  transform: rotate(15deg);
  animation-delay: 0s;
}

.komorebi-ray-2 {
  width: 200px;
  height: 500px;
  top: -50px;
  left: 40%;
  transform: rotate(-10deg);
  animation-delay: -5s;
}

.komorebi-ray-3 {
  width: 250px;
  height: 550px;
  top: -80px;
  right: 15%;
  transform: rotate(20deg);
  animation-delay: -10s;
}

@keyframes komorebiFloat {
  0%, 100% {
    opacity: 0.3;
    transform: rotate(15deg) translateY(0);
  }
  50% {
    opacity: 0.6;
    transform: rotate(15deg) translateY(20px);
  }
}

/* Hero Content */
.nude-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px;
  max-width: 1000px;
}

/* Brand Logo */
.nude-brand-logo {
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 0.3s forwards;
}

.nude-brand-logo svg {
  width: 160px;
  height: auto;
  color: var(--nude-charcoal);
}

/* Product Name */
.nude-product-name {
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.2vw, 1rem);
  font-weight: 400;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--nude-stone);
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 0.5s forwards;
}

/* Main Copy */
.nude-hero-copy-en {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.5;
  color: var(--nude-charcoal);
  margin-bottom: 16px;
  letter-spacing: 0.02em;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 0.7s forwards;
}

.nude-hero-copy-ja {
  font-family: var(--font-mincho);
  font-size: clamp(1.3rem, 2.5vw, 1.8rem);
  font-weight: 400;
  line-height: 1.8;
  color: var(--nude-charcoal);
  margin-bottom: 32px;
  letter-spacing: 0.08em;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 0.9s forwards;
}

/* Sub Copy */
.nude-hero-subcopy {
  font-family: var(--font-gothic);
  font-size: clamp(0.85rem, 1.2vw, 0.95rem);
  font-weight: 300;
  line-height: 2;
  color: var(--nude-stone);
  margin-bottom: 48px;
  letter-spacing: 0.06em;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 1.1s forwards;
}

/* Release Info */
.nude-release-info {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 16px 32px;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(181, 199, 204, 0.3);
  border-radius: 100px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 1.3s forwards;
}

.nude-release-info span {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--nude-blue-dark);
}

/* Scroll Indicator */
.nude-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: fit-content;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease-elegant) 1.5s forwards;
}

.scroll-text {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--nude-stone);
}

.scroll-line {
  width: 1px;
  height: 50px;
  background: linear-gradient(to bottom, var(--nude-stone), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% {
    transform: scaleY(1);
    opacity: 1;
  }
  50% {
    transform: scaleY(0.6);
    opacity: 0.5;
  }
}

/* ============================================
   Section Common Styles
   ============================================ */

.nude-section-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 60px;
}

.nude-section-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--nude-blue-deep);
  margin-bottom: 12px;
  display: block;
}

.nude-section-title-en {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 300;
  font-style: normal;
  letter-spacing: 0.02em;
  color: var(--nude-charcoal);
  margin: 0 0 16px;
}

.nude-section-title-ja {
  font-family: var(--font-mincho);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 400;
  line-height: 1.8;
  color: var(--nude-charcoal);
  margin: 0;
  letter-spacing: 0.08em;
}

/* ============================================
   Concept Section - Philosophy: Soil for Skin
   ============================================ */

.nude-concept {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-concept::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nude-lemon-mid), transparent);
}

.nude-concept-header {
  text-align: center;
  margin-bottom: 80px;
}

.nude-concept-body {
  max-width: 800px;
  margin: 0 auto;
}

/* ============================================
   Water Drop Animation - リアルな水球
   ============================================ */

.water-drop-container {
  display: flex;
  justify-content: center;
  margin-bottom: 48px;
  perspective: 500px;
}

.water-drop {
  position: relative;
  width: 140px;
  height: 140px;
  transform-style: preserve-3d;
}

.water-drop-inner {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: 
    /* 主要なボディグラデーション - 水の透明感 */
    radial-gradient(circle at 50% 50%, 
      rgba(235, 245, 250, 0.85) 0%,
      rgba(200, 225, 235, 0.8) 20%,
      rgba(170, 205, 220, 0.75) 40%,
      rgba(145, 190, 210, 0.7) 60%,
      rgba(120, 175, 200, 0.65) 80%,
      rgba(100, 160, 190, 0.6) 100%
    );
  box-shadow:
    /* 内部の立体感 */
    inset 0 -30px 50px rgba(100, 160, 190, 0.35),
    inset 0 30px 40px rgba(255, 255, 255, 0.7),
    inset -15px 0 30px rgba(180, 210, 225, 0.25),
    inset 15px 0 25px rgba(255, 255, 255, 0.35),
    /* 水球のレンズ効果 */
    inset 0 0 60px rgba(255, 255, 255, 0.2),
    /* 外部の影と光 */
    0 15px 40px rgba(100, 160, 190, 0.25),
    0 5px 15px rgba(100, 160, 190, 0.15),
    0 0 80px rgba(181, 199, 204, 0.1);
  animation: waterJiggle 4s ease-in-out infinite;
  transform-origin: center bottom;
  overflow: hidden;
  filter: url(#water-goo);
}

/* 水面のテクスチャ */
.water-surface {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: 
    radial-gradient(ellipse 100% 100% at 50% 50%,
      transparent 30%,
      rgba(255, 255, 255, 0.05) 50%,
      transparent 70%
    );
  filter: url(#water-displacement);
  opacity: 0.6;
}

/* Water surface highlights */
.water-highlight {
  position: absolute;
  background: linear-gradient(135deg, 
    rgba(255, 255, 255, 0.95) 0%, 
    rgba(255, 255, 255, 0.6) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  border-radius: 50%;
  filter: blur(2px);
}

.water-highlight-1 {
  width: 45%;
  height: 30%;
  top: 12%;
  left: 15%;
  transform: rotate(-25deg);
  animation: highlightShimmer 4s ease-in-out infinite;
}

.water-highlight-2 {
  width: 18%;
  height: 14%;
  top: 22%;
  left: 58%;
  opacity: 0.8;
  background: radial-gradient(ellipse, 
    rgba(255, 255, 255, 0.9) 0%, 
    rgba(255, 255, 255, 0) 70%
  );
  animation: highlightShimmer 4s ease-in-out infinite 0.5s;
}

.water-highlight-3 {
  width: 8%;
  height: 8%;
  top: 38%;
  left: 68%;
  opacity: 0.6;
  background: radial-gradient(circle, 
    rgba(255, 255, 255, 0.95) 0%, 
    rgba(255, 255, 255, 0) 60%
  );
  filter: blur(1px);
  animation: highlightShimmer 4s ease-in-out infinite 1s;
}

/* Water refraction effect - 屈折効果 */
.water-reflection {
  position: absolute;
  bottom: 15%;
  left: 50%;
  width: 70%;
  height: 35%;
  transform: translateX(-50%);
  background: 
    radial-gradient(ellipse 100% 100% at 50% 30%,
      rgba(255, 255, 255, 0.25) 0%,
      rgba(255, 255, 255, 0.1) 40%,
      transparent 70%
    );
  border-radius: 50%;
  filter: blur(4px);
  animation: reflectionMove 4s ease-in-out infinite;
}

/* Caustic light effect - 集光模様 */
.water-caustic {
  position: absolute;
  inset: 10%;
  border-radius: 50%;
  background: 
    radial-gradient(ellipse 30% 20% at 30% 70%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse 25% 15% at 60% 75%, rgba(255, 255, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse 20% 20% at 45% 65%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: causticMove 6s ease-in-out infinite;
  opacity: 0.7;
}

/* Ripple effect around the water drop */
.water-ripple {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  border: 1px solid rgba(181, 199, 204, 0.2);
  animation: rippleExpand 4s ease-out infinite;
  opacity: 0;
}

/* Shadow under the water drop */
.water-shadow {
  position: absolute;
  bottom: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 85%;
  height: 25px;
  background: radial-gradient(ellipse 100% 100% at 50% 20%, 
    rgba(100, 160, 190, 0.25) 0%, 
    rgba(100, 160, 190, 0.1) 40%,
    transparent 70%
  );
  border-radius: 50%;
  filter: blur(4px);
  animation: shadowPulse 4s ease-in-out infinite;
}

/* Jiggle animation - プルプル振動 */
@keyframes waterJiggle {
  0%, 100% {
    transform: scale(1, 1) translateY(0) rotateX(0deg);
    border-radius: 50%;
  }
  8% {
    transform: scale(1.025, 0.975) translateY(1.5px) rotateX(1deg);
    border-radius: 47% 53% 51% 49% / 49% 51% 53% 47%;
  }
  16% {
    transform: scale(0.975, 1.025) translateY(-1.5px) rotateX(-1deg);
    border-radius: 53% 47% 49% 51% / 51% 49% 47% 53%;
  }
  24% {
    transform: scale(1.015, 0.985) translateY(1px) rotateX(0.5deg);
    border-radius: 48% 52% 52% 48% / 52% 48% 52% 48%;
  }
  32% {
    transform: scale(0.985, 1.015) translateY(-1px) rotateX(-0.5deg);
    border-radius: 52% 48% 48% 52% / 48% 52% 48% 52%;
  }
  40% {
    transform: scale(1.01, 0.99) translateY(0.5px) rotateX(0.3deg);
    border-radius: 49% 51% 51% 49% / 51% 49% 51% 49%;
  }
  48% {
    transform: scale(0.99, 1.01) translateY(-0.5px) rotateX(-0.3deg);
    border-radius: 51% 49% 49% 51% / 49% 51% 49% 51%;
  }
  56% {
    transform: scale(1, 1) translateY(0) rotateX(0deg);
    border-radius: 50%;
  }
  64% {
    transform: scale(1.02, 0.98) translateY(1.2px) rotateX(0.8deg);
    border-radius: 47% 53% 52% 48% / 50% 50% 52% 48%;
  }
  72% {
    transform: scale(0.98, 1.02) translateY(-1.2px) rotateX(-0.8deg);
    border-radius: 53% 47% 48% 52% / 50% 50% 48% 52%;
  }
  80% {
    transform: scale(1.008, 0.992) translateY(0.4px) rotateX(0.2deg);
    border-radius: 49% 51% 50% 50% / 51% 49% 51% 49%;
  }
  88% {
    transform: scale(0.992, 1.008) translateY(-0.4px) rotateX(-0.2deg);
    border-radius: 51% 49% 50% 50% / 49% 51% 49% 51%;
  }
}

/* Highlight shimmer animation */
@keyframes highlightShimmer {
  0%, 100% {
    opacity: 0.9;
    transform: rotate(-25deg) scale(1) translateY(0);
  }
  20% {
    opacity: 0.75;
    transform: rotate(-22deg) scale(0.96) translateY(1px);
  }
  40% {
    opacity: 0.85;
    transform: rotate(-28deg) scale(1.02) translateY(-0.5px);
  }
  60% {
    opacity: 0.7;
    transform: rotate(-24deg) scale(0.98) translateY(0.5px);
  }
  80% {
    opacity: 0.8;
    transform: rotate(-26deg) scale(1.01) translateY(-1px);
  }
}

/* Reflection movement */
@keyframes reflectionMove {
  0%, 100% {
    transform: translateX(-50%) translateY(0) scaleX(1) scaleY(1);
    opacity: 0.5;
  }
  25% {
    transform: translateX(-48%) translateY(3px) scaleX(0.94) scaleY(1.05);
    opacity: 0.4;
  }
  50% {
    transform: translateX(-52%) translateY(-2px) scaleX(1.06) scaleY(0.95);
    opacity: 0.6;
  }
  75% {
    transform: translateX(-49%) translateY(1px) scaleX(0.98) scaleY(1.02);
    opacity: 0.45;
  }
}

/* Caustic light animation */
@keyframes causticMove {
  0%, 100% {
    transform: rotate(0deg);
    opacity: 0.7;
  }
  25% {
    transform: rotate(3deg);
    opacity: 0.6;
  }
  50% {
    transform: rotate(-2deg);
    opacity: 0.8;
  }
  75% {
    transform: rotate(1deg);
    opacity: 0.65;
  }
}

/* Ripple expansion animation */
@keyframes rippleExpand {
  0% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.15);
    opacity: 0.15;
  }
  100% {
    transform: scale(1.3);
    opacity: 0;
  }
}

/* Shadow pulse animation */
@keyframes shadowPulse {
  0%, 100% {
    transform: translateX(-50%) scale(1, 1);
    opacity: 0.3;
  }
  20% {
    transform: translateX(-50%) scale(1.08, 0.85);
    opacity: 0.35;
  }
  40% {
    transform: translateX(-50%) scale(0.92, 1.15);
    opacity: 0.25;
  }
  60% {
    transform: translateX(-50%) scale(1.04, 0.92);
    opacity: 0.32;
  }
  80% {
    transform: translateX(-50%) scale(0.96, 1.08);
    opacity: 0.28;
  }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .water-drop {
    width: 120px;
    height: 120px;
  }
  
  .water-drop-container {
    margin-bottom: 36px;
  }
}

@media (max-width: 480px) {
  .water-drop {
    width: 100px;
    height: 100px;
  }
  
  .water-drop-container {
    margin-bottom: 28px;
  }
}

.nude-concept-lead {
  font-family: var(--font-mincho);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 500;
  line-height: 2;
  color: var(--nude-charcoal);
  text-align: center;
  margin-bottom: 48px;
  letter-spacing: 0.06em;
}

.nude-concept-text {
  font-family: var(--font-gothic);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  text-align: justify;
  margin: 0;
  letter-spacing: 0.04em;
}

.nude-concept-text + .nude-concept-text {
  margin-top: 24px;
}

/* ============================================
   Technology Section - The Architecture of Moisture
   ============================================ */

.nude-technology {
  padding: 160px 0;
  background-color: rgba(0, 0, 0, 0.85);
  color: var(--nude-white);
  position: relative;
  overflow: hidden;
}

.nude-technology::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 0% 50%, rgba(181, 199, 204, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 100% 80%, rgba(243, 244, 205, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.nude-technology .nude-section-inner {
  position: relative;
  z-index: 1;
}

.nude-technology .nude-section-label {
  color: var(--nude-blue);
}

.nude-technology .nude-section-title-en,
.nude-technology .nude-section-title-ja {
  color: var(--nude-white);
}

.nude-tech-header {
  text-align: center;
  margin-bottom: 48px;
}

.nude-tech-lead {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 400;
  line-height: 2;
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  margin-bottom: 80px;
  letter-spacing: 0.06em;
}

/* Ingredient Cards */
.nude-ingredients-list {
  display: flex;
  flex-direction: column;
  gap: 60px;
}

.nude-ingredient-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 40px;
  padding: 48px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 24px;
  transition: all 0.5s var(--ease-elegant);
}

.nude-ingredient-item:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(181, 199, 204, 0.3);
  transform: translateY(-4px);
}

.ingredient-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 300;
  color: var(--nude-blue);
  line-height: 1;
  opacity: 0.5;
}

.ingredient-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ingredient-action {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--nude-blue);
}

.ingredient-name-ja {
  font-family: var(--font-mincho);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--nude-white);
  margin: 0;
}

.ingredient-catch {
  font-family: var(--font-mincho);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin: 8px 0 0;
}

.ingredient-desc {
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255, 255, 255, 1);
  margin: 0;
}

.ingredient-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.ingredient-tag {
  font-family: var(--font-gothic);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--nude-blue);
  padding: 4px 12px;
  border: 1px solid rgba(181, 199, 204, 0.4);
  border-radius: 100px;
}

/* ============================================
   For You Section - Scenes of Life
   ============================================ */

.nude-foryou {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-foryou-header {
  text-align: center;
  margin-bottom: 48px;
}

.nude-foryou-lead {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 400;
  line-height: 2;
  color: var(--nude-stone);
  text-align: center;
  margin-bottom: 80px;
  letter-spacing: 0.06em;
}

/* Scene Cards */
.nude-scenes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.nude-scene-card {
  background: var(--nude-white);
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.5s var(--ease-elegant);
  box-shadow: 0 4px 20px rgba(45, 45, 42, 0.05);
}

.nude-scene-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(45, 45, 42, 0.1);
}

.scene-visual {
  aspect-ratio: 4 / 3;
  background: linear-gradient(
    135deg,
    var(--nude-lemon-light) 0%,
    var(--nude-blue-light) 100%
  );
  position: relative;
  overflow: hidden;
}

.scene-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(45, 45, 42, 0.02) 100%);
}

.scene-number {
  position: absolute;
  top: 20px;
  left: 20px;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--nude-stone);
}

.scene-content {
  padding: 32px;
}

.scene-title {
  font-family: var(--font-mincho);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--nude-charcoal);
  margin: 0 0 16px;
  letter-spacing: 0.04em;
}

.scene-text {
  font-family: var(--font-gothic);
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  margin: 0;
}

/* ============================================
   Product Section
   ============================================ */

.nude-product {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-product-header {
  text-align: center;
  margin-bottom: 80px;
}

.nude-product-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

/* Product Visual */
.nude-product-visual {
  position: relative;
}

.product-image-frame {
  aspect-ratio: 4 / 3;
  background: 
    linear-gradient(135deg, rgba(245, 245, 243, 0.9) 0%, rgba(232, 230, 226, 0.9) 100%),
    linear-gradient(45deg, 
      rgba(181, 199, 204, 0.1) 0%, 
      rgba(243, 244, 205, 0.1) 50%,
      rgba(181, 199, 204, 0.1) 100%
    );
  border-radius: 24px;
  position: relative;
  overflow: hidden;
  box-shadow: 
    0 40px 80px rgba(42, 45, 46, 0.1),
    0 8px 32px rgba(181, 199, 204, 0.15);
}

.product-image-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    transparent 70%,
    rgba(0, 0, 0, 0.02) 100%
  );
  pointer-events: none;
  z-index: 1;
}

.product-hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: opacity 0.5s var(--ease-elegant);
}

.product-hero-image:not([src]),
.product-hero-image[src=""] {
  opacity: 0;
}

.product-variant-hint {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-style: italic;
  letter-spacing: 0.1em;
  color: var(--nude-stone);
  white-space: nowrap;
}

/* Product Info */
.nude-product-info {
  padding: 20px 0;
}

.product-name-display {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  color: var(--nude-charcoal);
  margin: 0 0 32px;
  letter-spacing: 0.05em;
}

.product-specs {
  margin-bottom: 40px;
}

.product-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid rgba(45, 45, 42, 0.08);
}

.spec-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--nude-stone);
}

.spec-value {
  font-family: var(--font-gothic);
  font-size: 13px;
  font-weight: 400;
  color: var(--nude-charcoal);
}

.spec-value.price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 400;
}

/* Free From Tags */
.product-freefrom {
  margin-bottom: 40px;
}

.freefrom-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--nude-stone);
  margin-bottom: 12px;
  display: block;
}

.freefrom-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.freefrom-tag {
  font-family: var(--font-gothic);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--nude-blue-dark);
  padding: 6px 14px;
  background: var(--nude-blue-lightest);
  border-radius: 100px;
}

/* Ingredients Toggle */
.ingredients-toggle {
  font-family: var(--font-gothic);
  font-size: 0.85rem;
  color: var(--nude-stone);
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
  transition: color 0.3s ease;
  background: none;
  border: none;
  padding: 0;
}

.ingredients-toggle:hover {
  color: var(--nude-charcoal);
}

/* ============================================
   Waitlist Section
   ============================================ */

.nude-waitlist {
  padding: 160px 0;
  background-color: rgba(0, 0, 0, 0.85);
  color: var(--nude-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.nude-waitlist::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse 80% 40% at 50% 0%, rgba(181, 199, 204, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.nude-waitlist .nude-section-inner {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.nude-waitlist .nude-section-label {
  color: var(--nude-blue);
}

.nude-waitlist .nude-section-title-en {
  color: var(--nude-white);
}

.nude-waitlist-lead {
  font-family: var(--font-mincho);
  font-size: 1.1rem;
  font-weight: 400;
  line-height: 2;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 48px;
  letter-spacing: 0.06em;
}

/* Amazon Button */
.nude-amazon-btn-wrap {
  margin-top: 40px;
}

.nude-amazon-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  background: #fff;
  color: #232F3E;
  font-family: var(--font-gothic);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 8px;
  border: 1px solid rgba(35, 47, 62, 0.15);
  transition: all 0.4s var(--ease-elegant);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.nude-amazon-btn:hover {
  background: #232F3E;
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
}

.nude-amazon-btn:hover .amazon-logo {
  filter: brightness(0) invert(1);
}

.nude-amazon-btn:hover .amazon-logo g {
  fill: #FF9900;
  filter: none;
}

.nude-amazon-btn .amazon-logo {
  width: 80px;
  height: auto;
}

.nude-amazon-btn span {
  font-weight: 500;
}


/* ============================================
   Animations
   ============================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll-triggered animations */
.nude-fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-elegant), transform 0.8s var(--ease-elegant);
}

.nude-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.nude-delay-1 { transition-delay: 0.1s; }
.nude-delay-2 { transition-delay: 0.2s; }
.nude-delay-3 { transition-delay: 0.3s; }
.nude-delay-4 { transition-delay: 0.4s; }

/* ============================================
   Breadcrumb Override
   ============================================ */

body.nude-page .breadcrumb {
  background: var(--nude-charcoal);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

body.nude-page .breadcrumb-item a,
body.nude-page .breadcrumb-item span {
  color: rgba(255, 255, 255, 0.6);
}

body.nude-page .breadcrumb-item a:hover {
  color: #fff;
}

body.nude-page .breadcrumb-item:not(:last-child)::after {
  color: rgba(255, 255, 255, 0.25);
}

/* ============================================
   Footer Override
   ============================================ */

body.nude-page footer {
  background: var(--nude-deep);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
  .nude-section-inner {
    padding: 0 40px;
  }

  .nude-ingredient-item {
    grid-template-columns: 80px 1fr;
    gap: 24px;
    padding: 36px;
  }

  .ingredient-number {
    font-size: 3rem;
  }

  .nude-scenes-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .nude-product-content {
    grid-template-columns: 1fr;
    gap: 60px;
  }

  .nude-product-visual {
    max-width: 400px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nude-hero {
    min-height: 100svh;
    padding: 80px 0;
  }

  .nude-hero-content {
    padding: 24px;
  }

  .nude-brand-logo svg {
    width: 120px;
  }

  .nude-section-inner {
    padding: 0 24px;
  }

  .nude-concept,
  .nude-technology,
  .nude-foryou,
  .nude-product,
  .nude-waitlist {
    padding: 100px 0;
  }

  .nude-ingredient-item {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 28px;
  }

  .ingredient-number {
    font-size: 2.5rem;
    position: absolute;
    top: 20px;
    right: 20px;
    opacity: 0.3;
  }

  .nude-ingredient-item {
    position: relative;
  }

  .scene-content {
    padding: 24px;
  }

  .product-image-frame {
    border-radius: 200px 200px 20px 20px;
  }

  .product-image-frame::before {
    border-radius: 180px 180px 12px 12px;
  }

  .nude-message-bar {
    margin-top: 60px;
    font-size: 0.7rem;
    height: 60px;
    padding: 0 12px;
    letter-spacing: 0.1em;
  }
  
  body.nude-page header {
    top: 0;
  }

  .nude-header {
    padding: 16px 20px;
  }

  .nude-waitlist-btn {
    padding: 10px 20px;
    font-size: 0.75rem;
  }
}

@media (max-width: 480px) {
  .nude-message-bar {
    margin-top: 60px;
    font-size: 0.6rem;
    height: 60px;
    letter-spacing: 0.05em;
  }
  
  body.nude-page header {
    top: 0;
  }
  
  .nude-scroll-indicator {
    display: none;
  }

  .nude-release-info {
    flex-direction: row;
    gap: 12px;
    padding: 12px 20px;
    white-space: nowrap;
  }
  
  .nude-release-info span {
    font-size: 0.8rem;
  }

  .ingredient-tags {
    display: none;
  }
}

/* ============================================
   Brand Story Section
   ============================================ */

.nude-brand-story {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-brand-story::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--nude-blue-mid), transparent);
}

.nude-brand-story-header {
  text-align: center;
  margin-bottom: 80px;
}

.nude-brand-story-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
}

.brand-story-visual {
  position: relative;
}

.brand-story-quote {
  padding: 48px;
  background: linear-gradient(135deg, var(--nude-blue-lightest) 0%, var(--nude-lemon-lightest) 100%);
  border-radius: 24px;
  position: relative;
}

.quote-mark {
  position: absolute;
  top: 24px;
  left: 32px;
  font-family: var(--font-display);
  font-size: 6rem;
  font-weight: 300;
  color: var(--nude-blue);
  opacity: 0.3;
  line-height: 1;
}

.quote-text {
  font-family: var(--font-mincho);
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 2.2;
  color: var(--nude-charcoal);
  margin: 0;
  position: relative;
  z-index: 1;
  padding-top: 24px;
}

.brand-story-text {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.brand-story-text p {
  font-family: var(--font-gothic);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  margin: 0;
  text-align: justify;
}

.brand-story-text p:first-child {
  font-family: var(--font-mincho);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--nude-charcoal);
}

.brand-name-meaning {
  margin-top: 80px;
  text-align: center;
}

.meaning-item {
  display: inline-flex;
  align-items: baseline;
  gap: 16px;
  padding: 24px 48px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(181, 199, 204, 0.3);
  border-radius: 100px;
}

.meaning-word {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 400;
  color: var(--nude-charcoal);
  letter-spacing: 0.05em;
}

.meaning-pronunciation {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 300;
  font-style: italic;
  color: var(--nude-stone);
}

.meaning-definition {
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--nude-stone);
}

/* ============================================
   Sustainability Section
   ============================================ */

.nude-sustainability {
  padding: 160px 0;
  background: linear-gradient(180deg, var(--nude-lemon-lightest) 0%, var(--nude-blue-lightest) 100%);
  position: relative;
}

.nude-sustainability-header {
  text-align: center;
  margin-bottom: 80px;
}

.nude-sustainability-content {
  max-width: 1000px;
  margin: 0 auto;
}

.sustainability-main {
  text-align: center;
  margin-bottom: 80px;
}

.sustainability-icon {
  width: 200px;
  height: 150px;
  margin: 0 auto 32px;
}

.sustainability-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.sustainability-title {
  font-family: var(--font-mincho);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--nude-charcoal);
  margin: 0 0 24px;
  line-height: 1.8;
}

.sustainability-desc {
  font-family: var(--font-gothic);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  max-width: 700px;
  margin: 0 auto;
}

.sustainability-desc + .sustainability-desc {
  margin-top: 16px;
}

.sustainability-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.sustainability-point {
  display: flex;
  gap: 20px;
  padding: 32px;
  background: var(--nude-white);
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(45, 45, 42, 0.05);
  transition: all 0.4s var(--ease-elegant);
}

.sustainability-point:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(45, 45, 42, 0.08);
}

.point-number {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--nude-blue);
  opacity: 0.5;
  flex-shrink: 0;
}

.point-content h4 {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 500;
  color: var(--nude-charcoal);
  margin: 0 0 8px;
}

.point-content p {
  font-family: var(--font-gothic);
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  margin: 0;
}

/* ============================================
   How to Use Section
   ============================================ */

.nude-howtouse {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-howtouse-header {
  text-align: center;
  margin-bottom: 48px;
}

.nude-howtouse-lead {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 400;
  line-height: 2;
  color: var(--nude-stone);
  text-align: center;
  margin-bottom: 80px;
  letter-spacing: 0.06em;
}

.howtouse-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 1000px;
  margin: 0 auto 80px;
}

.howtouse-step {
  display: flex;
  gap: 24px;
  padding: 36px;
  background: var(--nude-white);
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(45, 45, 42, 0.05);
  transition: all 0.4s var(--ease-elegant);
}

.howtouse-step:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(45, 45, 42, 0.08);
}

.step-number {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--nude-blue-light) 0%, var(--nude-lemon-light) 100%);
  border-radius: 16px;
  flex-shrink: 0;
}

.step-number span {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--nude-charcoal);
}

.step-content {
  flex: 1;
}

.step-title {
  font-family: var(--font-mincho);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--nude-charcoal);
  margin: 0 0 12px;
}

.step-desc {
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  margin: 0;
}

.howtouse-tips {
  display: flex;
  gap: 24px;
  padding: 32px 40px;
  background: linear-gradient(135deg, rgba(181, 199, 204, 0.15) 0%, rgba(243, 244, 205, 0.15) 100%);
  border: 1px solid rgba(181, 199, 204, 0.3);
  border-radius: 20px;
  max-width: 800px;
  margin: 0 auto;
}

.tips-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.tips-content h4 {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 500;
  color: var(--nude-charcoal);
  margin: 0 0 12px;
}

.tips-content ul {
  margin: 0;
  padding-left: 20px;
}

.tips-content li {
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
}

/* ============================================
   FAQ Section
   ============================================ */

.nude-faq {
  padding: 160px 0;
  background: rgba(0, 0, 0, 0.85);
  position: relative;
}

.nude-faq-header {
  text-align: center;
  margin-bottom: 80px;
}

.nude-faq .nude-section-label {
  color: var(--nude-blue);
}

.nude-faq .nude-section-title-en,
.nude-faq .nude-section-title-ja {
  color: var(--nude-white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.4s var(--ease-elegant);
}

.faq-item:hover {
  border-color: rgba(181, 199, 204, 0.3);
}

.faq-item.open {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(181, 199, 204, 0.4);
}

.faq-question {
  width: 100%;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  transition: all 0.3s ease;
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.02);
}

.faq-q-mark {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--nude-blue);
  flex-shrink: 0;
}

.faq-q-text {
  flex: 1;
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 500;
  color: var(--nude-white);
}

.faq-toggle {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--nude-blue);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.open .faq-toggle {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-elegant);
}

.faq-answer p {
  padding: 0 32px 24px 68px;
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 300;
  line-height: 1.8;
  color: rgba(255, 255, 255, 1);
  margin: 0;
}

/* ============================================
   Instagram Section
   ============================================ */

.nude-instagram {
  padding: 160px 0;
  background: transparent;
  position: relative;
}

.nude-instagram-header {
  text-align: center;
  margin-bottom: 48px;
}

.nude-instagram-lead {
  font-family: var(--font-mincho);
  font-size: 1rem;
  font-weight: 400;
  line-height: 2;
  color: var(--nude-stone);
  text-align: center;
  margin-bottom: 48px;
  letter-spacing: 0.06em;
}

.instagram-cta {
  text-align: center;
  margin-bottom: 60px;
}

.instagram-follow-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  background: linear-gradient(135deg, #833AB4 0%, #E1306C 50%, #F77737 100%);
  color: #fff;
  font-family: var(--font-gothic);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 100px;
  transition: all 0.4s var(--ease-elegant);
  box-shadow: 0 4px 20px rgba(225, 48, 108, 0.3);
}

.instagram-follow-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(225, 48, 108, 0.4);
}

.instagram-icon {
  width: 24px;
  height: 24px;
}

.instagram-preview {
  max-width: 800px;
  margin: 0 auto;
}

.instagram-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.instagram-placeholder {
  aspect-ratio: 1;
  background: linear-gradient(135deg, var(--nude-blue-lightest) 0%, var(--nude-lemon-lightest) 100%);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.instagram-placeholder span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--nude-stone);
  opacity: 0.6;
}

.instagram-note {
  text-align: center;
  font-family: var(--font-gothic);
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--nude-stone);
  opacity: 0.7;
  margin: 0;
}

/* ============================================
   SkinScan Section
   ============================================ */

.nude-skinscan {
  padding: 120px 0;
  background: transparent;
  position: relative;
}

.nude-skinscan-content {
  text-align: center;
}

.skinscan-text {
  max-width: 700px;
  margin: 0 auto 48px;
}

.skinscan-desc {
  font-family: var(--font-gothic);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--nude-stone);
  margin: 32px 0 40px;
}

.skinscan-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 18px 40px;
  background: var(--nude-charcoal);
  color: var(--nude-white);
  font-family: var(--font-gothic);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 100px;
  transition: all 0.4s var(--ease-elegant);
  box-shadow: 0 4px 20px rgba(42, 45, 46, 0.2);
}

.skinscan-btn:hover {
  background: var(--nude-blue-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(42, 45, 46, 0.3);
}

.skinscan-btn svg {
  transition: transform 0.3s ease;
}

.skinscan-btn:hover svg {
  transform: translate(3px, -3px);
}

.skinscan-features {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.skinscan-feature {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-gothic);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--nude-stone);
  padding: 12px 20px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 100px;
  border: 1px solid rgba(181, 199, 204, 0.3);
}

.feature-icon-small {
  font-size: 1.1rem;
}

/* ============================================
   Responsive - New Sections
   ============================================ */

@media (max-width: 1024px) {
  .nude-brand-story-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .brand-story-visual {
    max-width: 500px;
    margin: 0 auto;
  }

  .sustainability-points {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .howtouse-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

@media (max-width: 768px) {
  .nude-brand-story,
  .nude-sustainability,
  .nude-howtouse,
  .nude-faq,
  .nude-instagram,
  .nude-skinscan {
    padding: 100px 0;
  }
  
  .skinscan-desc br {
    display: none;
  }
  
  .skinscan-features {
    gap: 16px;
  }
  
  .skinscan-feature {
    padding: 10px 16px;
    font-size: 0.85rem;
  }

  .brand-story-quote {
    padding: 36px;
  }

  .quote-mark {
    font-size: 4rem;
    top: 16px;
    left: 24px;
  }

  .quote-text {
    font-size: 1.05rem;
    padding-top: 16px;
  }

  .meaning-item {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 16px;
    padding: 20px 24px;
    text-align: center;
    white-space: nowrap;
  }
  
  .meaning-word {
    font-size: 1.5rem;
  }
  
  .meaning-pronunciation,
  .meaning-definition {
    font-size: 0.8rem;
  }

  .sustainability-point {
    flex-direction: column;
    gap: 12px;
    padding: 24px;
  }

  .howtouse-step {
    flex-direction: column;
    gap: 16px;
    padding: 28px;
  }

  .step-number {
    width: 48px;
    height: 48px;
  }

  .howtouse-tips {
    flex-direction: column;
    gap: 16px;
    padding: 24px;
  }

  .faq-question {
    padding: 20px 24px;
  }

  .faq-answer p {
    padding: 0 24px 20px 52px;
  }

  .instagram-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .instagram-follow-btn {
    padding: 14px 28px;
    font-size: 0.9rem;
  }
}