/* ==========================================================================
   JAPAN PASS - Main Stylesheet
   ==========================================================================
   
   目次:
   1. CSS Variables (デザイントークン)
   2. Base Styles (基本スタイル)
   3. Layout (レイアウト)
   4. Header (ヘッダー)
   5. Mobile Navigation (モバイルナビ)
   6. Hero Section (ヒーローセクション)
   7. Buttons (ボタン)
   8. Product Section (プロダクトセクション)
   9. Search Section (検索セクション)
   10. First Time Section (初めての方セクション)
   11. Journeys Section (おすすめ旅程セクション)
   12. Sites Section (観光スポットセクション)
   13. Etiquette Section (マナーセクション)
   14. Shopping Section (ショッピングセクション)
   15. Brand Section (ブランドセクション)
   16. Coming Soon Section (近日公開セクション)
   17. Contact Section (お問い合わせセクション)
   18. Footer (フッター)
   19. Animations (アニメーション)
   ========================================================================== */

/* ==========================================================================
   1. CSS Variables (デザイントークン)
   ========================================================================== */

:root {
  /* Colors - Background */
  --color-bg-dark: #1a0a1a;
  --color-bg-dark-light: #2a1a2a;
  
  /* Colors - Accent */
  --color-accent: #E85A4F;
  --color-accent-hover: #D4463B;
  --color-accent-gradient: linear-gradient(135deg, #FF6B5B 0%, #E85A4F 50%, #C94A3F 100%);
  --color-gold: #E8A87C;
  
  /* Colors - Card */
  --color-card-bg: rgba(40, 20, 40, 0.6);
  --color-card-bg-hover: rgba(60, 30, 60, 0.7);
  
  /* Colors - Text */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: rgba(255, 255, 255, 0.8);
  --color-text-muted: rgba(255, 255, 255, 0.6);
  
  /* Colors - Border */
  --color-border: rgba(255, 200, 200, 0.15);
  --color-border-hover: rgba(255, 200, 200, 0.3);
  
  /* Typography */
  --font-family-en: 'Inter', system-ui, sans-serif;
  --font-size-hero: clamp(40px, 8vw, 64px);
  --font-size-section: clamp(28px, 5vw, 40px);
  --font-size-card-title: clamp(18px, 3vw, 24px);
  --font-size-body: clamp(15px, 2vw, 18px);
  --font-size-small: 14px;
  --font-size-xs: 12px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
  
  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 80px;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-accent: 0 4px 20px rgba(232, 90, 79, 0.4);
  --shadow-accent-hover: 0 6px 30px rgba(232, 90, 79, 0.5);
  --shadow-card: 0 10px 40px rgba(200, 100, 100, 0.2);
  --shadow-card-hover: 0 15px 50px rgba(200, 100, 100, 0.25);
  
  /* Z-index layers */
  --z-header: 1000;
  --z-mobile-nav: 1001;
  --z-dropdown: 100;
}

/* ==========================================================================
   2. Base Styles (基本スタイル)
   ========================================================================== */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-en);
  background-color: var(--color-bg-dark);
  color: var(--color-text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ==========================================================================
   3. Layout (レイアウト)
   ========================================================================== */

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section-title {
  font-size: var(--font-size-section);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

/* アクセシビリティ: 視覚的に非表示だがスクリーンリーダーには読み上げられる */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* セクション共通の背景オーバーレイ */
.section-overlay {
  position: relative;
  overflow: hidden;
}

.section-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
}

/* ==========================================================================
   4. Header (ヘッダー)
   ========================================================================== */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header);
  padding: var(--space-md);
  transition: background-color var(--transition-normal);
}

.header--scrolled {
  background-color: rgba(26, 10, 26, 0.95);
  backdrop-filter: blur(10px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}

/* Logo */
.header__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.header__logo-img {
  height: 40px;
  width: auto;
}

.header__logo-text {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.header__logo-japan {
  color: var(--color-text-primary);
}

.header__logo-pass {
  color: var(--color-accent);
}

/* Navigation */
.header__nav {
  display: none;
  margin-left: auto;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.header__nav-list a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-small);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.header__nav-list a:hover {
  color: var(--color-text-primary);
}

.header__nav-list a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent-gradient);
  transition: width var(--transition-fast);
}

.header__nav-list a:hover::after {
  width: 100%;
}

/* Header Right */
.header__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-left: var(--space-xl);
}

/* Theme Dropdown */
.header__theme-dropdown {
  position: relative;
}

.header__theme {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
}

.header__theme:hover {
  background-color: var(--color-card-bg);
}

.header__theme svg {
  width: 16px;
  height: 16px;
}

.header__theme-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-xs);
  background-color: var(--color-bg-dark-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  list-style: none;
  padding: var(--space-xs) 0;
  min-width: 120px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.header__theme-dropdown:hover .header__theme-menu,
.header__theme-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__theme-menu button {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header__theme-menu button:hover {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
}

.header__theme-menu button.active {
  color: var(--color-text-secondary);
}

/* Language Dropdown */
.header__lang-dropdown {
  position: relative;
}

.header__lang {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-small);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header__lang:hover {
  background-color: var(--color-card-bg);
}

.header__lang-menu {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: var(--space-xs);
  background-color: var(--color-bg-dark-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  list-style: none;
  padding: var(--space-xs) 0;
  min-width: 120px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all var(--transition-fast);
  z-index: var(--z-dropdown);
}

.header__lang-dropdown:hover .header__lang-menu,
.header__lang-menu.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.header__lang-menu button {
  display: block;
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header__lang-menu button:hover {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
}

.header__lang-menu button.active {
  color: var(--color-accent);
}

/* Menu Button */
.header__menu-btn {
  background: transparent;
  border: none;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.header__menu-icon {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-text-primary);
  position: relative;
}

.header__menu-icon::before,
.header__menu-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
}

.header__menu-icon::before {
  top: -6px;
}

.header__menu-icon::after {
  top: 6px;
}

/* ==========================================================================
   5. Mobile Navigation (モバイルナビ)
   ========================================================================== */

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 320px;
  height: 100vh;
  background-color: var(--color-bg-dark-light);
  z-index: var(--z-mobile-nav);
  transition: right var(--transition-normal);
}

.mobile-nav--open {
  right: 0;
}

.mobile-nav__inner {
  padding: var(--space-lg);
}

.mobile-nav__close {
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  cursor: pointer;
  margin-bottom: var(--space-xl);
}

.mobile-nav__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-nav__list li {
  margin-bottom: var(--space-md);
}

.mobile-nav__list a {
  color: var(--color-text-primary);
  text-decoration: none;
  font-size: 18px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.mobile-nav__list a:hover {
  color: var(--color-accent);
}

/* ==========================================================================
   6. Hero Section (ヒーローセクション)
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4xl) var(--space-md);
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(180deg, 
      rgba(26, 10, 26, 0.4) 0%, 
      rgba(26, 10, 26, 0.2) 30%,
      rgba(26, 10, 26, 0.3) 70%,
      rgba(26, 10, 26, 0.9) 100%
    ),
    linear-gradient(135deg, 
      #1a0a1a 0%, 
      #3d1a3d 20%, 
      #6b2d5a 40%, 
      #8b4a6b 50%, 
      #c97b8b 60%, 
      #e8a090 70%, 
      #d4857a 80%, 
      #4a2040 100%
    );
  z-index: -1;
}

.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 70% 30%, rgba(232, 160, 144, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 30% 70%, rgba(200, 120, 180, 0.2) 0%, transparent 50%);
}

.hero__content {
  text-align: center;
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--font-size-hero);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero__lead {
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.hero__sub {
  font-size: var(--font-size-body);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

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

.hero__scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-text-muted), transparent);
}

/* ==========================================================================
   7. Buttons (ボタン)
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.btn--primary {
  background: var(--color-accent-gradient);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-accent);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-accent-hover);
}

.btn--secondary {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background-color: var(--color-card-bg-hover);
}

.btn--small {
  padding: 10px 20px;
  font-size: var(--font-size-small);
}

.btn__dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-accent);
  border-radius: 50%;
}

/* ==========================================================================
   8. Product Section (プロダクトセクション)
   ========================================================================== */

.product {
  position: relative;
  padding: 80px 0 var(--space-xl);
  overflow: visible;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(20, 15, 25, 1) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
}

.product__label {
  font-size: clamp(32px, 6vw, 48px);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-2xl);
  color: var(--color-text-primary);
}

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

.product__left {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-md);
}

.product__app-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.product__app-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product__title {
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: 0.05em;
}

.product__subtitle {
  font-size: var(--font-size-body);
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.product__phones {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.product__phone {
  width: 60px;
  height: 120px;
  border: 2px solid rgba(100, 100, 100, 0.3);
  border-radius: 12px;
  background: linear-gradient(180deg, rgba(50, 50, 50, 0.3) 0%, rgba(30, 30, 30, 0.5) 100%);
  position: relative;
}

.product__phone--2 {
  transform: translateY(-10px);
}

.product__phone--3 {
  transform: translateY(-5px);
}

.product__right {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
}

/* Product Circle Animation */
.product__circle {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1;
  animation: circleRotate 120s linear infinite;
}

@keyframes circleRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.product__circle-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
}

/* Product Features on Circle */
.product__feature {
  position: absolute;
  top: 50%;
  left: 50%;
}

.product__feature-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  animation: counterRotate 120s linear infinite;
}

@keyframes counterRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}

.product__feature-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(74, 144, 164, 0.4) 0%, rgba(122, 184, 200, 0.3) 100%);
  border: 1px solid rgba(122, 184, 200, 0.6);
  border-radius: 50%;
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text-primary);
}

.product__feature-text {
  font-size: 11px;
  color: var(--color-text-secondary);
  white-space: nowrap;
}

/* Feature Positions (Mobile - Small circle) */
.product__feature--1 { transform: translate(-50%, -50%) translateY(-10px); }
.product__feature--2 { transform: translate(-50%, -50%) translate(9px, -5px); }
.product__feature--3 { transform: translate(-50%, -50%) translate(9px, 5px); }
.product__feature--4 { transform: translate(-50%, -50%) translateY(10px); }
.product__feature--5 { transform: translate(-50%, -50%) translate(-9px, 5px); }
.product__feature--6 { transform: translate(-50%, -50%) translate(-9px, -5px); }


/* Product Glow Effect */
.product__glow {
  position: absolute;
  top: 30%;
  right: 10%;
  width: 300px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(232, 120, 100, 0.2) 0%, transparent 70%);
  pointer-events: none;
  animation: glowPulse 4s ease-in-out infinite;
}

@keyframes glowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

/* ==========================================================================
   9. Search Section (検索セクション)
   ========================================================================== */

.search {
  position: relative;
  padding: var(--space-3xl) 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(40, 20, 40, 0.9) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
}

.search__bar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-md) var(--space-lg);
  margin-bottom: var(--space-lg);
  backdrop-filter: blur(10px);
}

.search__bar svg {
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.search__bar input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--font-size-body);
  outline: none;
}

.search__bar input::placeholder {
  color: var(--color-text-muted);
}

/* Chips */
.search__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.chip {
  background-color: var(--color-card-bg);
  color: var(--color-text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-full);
  font-size: var(--font-size-small);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
}

.chip:hover {
  background-color: var(--color-card-bg-hover);
  border-color: var(--color-border-hover);
}

.chip--active {
  background: var(--color-accent-gradient);
  border-color: transparent;
}

/* Feature Cards */
.search__features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.feature-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(200, 100, 100, 0.1) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  background-color: var(--color-card-bg-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
  position: relative;
  z-index: 1;
}

.feature-card__icon--red {
  background-color: transparent;
}

.feature-card__hinomaru {
  width: 32px;
  height: 32px;
  background: radial-gradient(circle, #ff6b5b 0%, #e85a4f 50%, #c94a3f 100%);
  border-radius: 50%;
  box-shadow: 0 0 20px rgba(232, 90, 79, 0.5);
}

.feature-card__title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  position: relative;
  z-index: 1;
}

.feature-card__badge {
  display: inline-block;
  background: linear-gradient(135deg, #e8a87c 0%, #d4946a 100%);
  color: #1a0a1a;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   10. First Time Section (初めての方セクション)
   ========================================================================== */

.first-time {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.first-time::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(180deg, 
      rgba(26, 10, 26, 0.9) 0%, 
      rgba(60, 30, 50, 0.7) 50%,
      rgba(26, 10, 26, 0.9) 100%
    ),
    linear-gradient(135deg, 
      #2a1a2a 0%, 
      #4a2a4a 30%, 
      #6b3a5a 50%, 
      #8b5a6a 70%, 
      #3a2030 100%
    );
  z-index: -1;
}

.first-time__content {
  max-width: 600px;
}

.first-time__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

/* ==========================================================================
   11. Journeys Section (おすすめ旅程セクション)
   ========================================================================== */

.journeys {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.journeys::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(80, 40, 60, 0.6) 30%,
    rgba(120, 60, 80, 0.5) 50%,
    rgba(80, 40, 60, 0.6) 70%,
    rgba(26, 10, 26, 0.95) 100%
  );
  z-index: -1;
}

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

/* Journey Card */
.journey-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  backdrop-filter: blur(10px);
}

.journey-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.journey-card__image {
  height: 200px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.journey-card__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to top, rgba(40, 20, 40, 0.8), transparent);
}

.journey-card__image--tokyo {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.4) 0%, rgba(40, 20, 40, 0.6) 100%),
    url('https://images.unsplash.com/photo-1540959733332-eab4deabeeaf?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.journey-card__image--kyoto {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.4) 0%, rgba(40, 20, 40, 0.6) 100%),
    url('https://images.unsplash.com/photo-1493976040374-85c8e12f0c0e?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.journey-card__image--shopping {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.4) 0%, rgba(40, 20, 40, 0.6) 100%),
    url('https://images.unsplash.com/photo-1528360983277-13d401cdc186?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.journey-card__content {
  padding: var(--space-lg);
}

.journey-card__title {
  font-size: var(--font-size-card-title);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.journey-card__tag {
  display: inline-block;
  background-color: rgba(232, 168, 124, 0.2);
  color: var(--color-gold);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-md);
}

.journey-card__text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
  margin-bottom: var(--space-md);
}

/* ==========================================================================
   12. Sites Section (観光スポットセクション)
   ========================================================================== */

.sites {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.sites::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(60, 30, 50, 0.8) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
  z-index: -1;
}

.sites__grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .sites__grid {
    grid-template-columns: 1.2fr 1fr;
    grid-template-rows: 1fr 1fr;
  }
}

/* Site Card */
.site-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 280px;
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

/* 最初のカードを大きくして2行分使う */
@media (min-width: 768px) {
  .site-card:first-child {
    grid-row: span 2;
    height: 100%;
    min-height: 580px;
  }
  
  .site-card:first-child .site-card__title {
    font-size: 28px;
  }
  
  .site-card:first-child .site-card__content {
    padding: var(--space-xl);
  }
}

.site-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.site-card__image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.site-card__image--fushimi {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.3) 0%, rgba(40, 20, 40, 0.5) 100%),
    url('https://images.unsplash.com/photo-1478436127897-769e1b3f0f36?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.site-card__image--sensoji {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.3) 0%, rgba(40, 20, 40, 0.5) 100%),
    url('https://images.unsplash.com/photo-1545569341-9eb8b30979d9?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.site-card__image--fuji {
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.3) 0%, rgba(40, 20, 40, 0.5) 100%),
    url('https://images.unsplash.com/photo-1490806843957-31f4c9a91c65?w=800&q=80');
  background-size: cover;
  background-position: center;
}

.site-card__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 70%;
  background: linear-gradient(to top, rgba(26, 10, 26, 0.9), transparent);
}

.site-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-lg);
  z-index: 1;
}

.site-card__title {
  font-size: var(--font-size-card-title);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.site-card__meta {
  display: flex;
  gap: var(--space-md);
  color: var(--color-text-secondary);
  font-size: var(--font-size-small);
}

/* ==========================================================================
   13. Etiquette Section (マナーセクション)
   ========================================================================== */

.etiquette {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(50, 30, 45, 0.9) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
}

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

@media (min-width: 768px) {
  .etiquette__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.etiquette__content {
  max-width: 100%;
}

.etiquette__image {
  position: relative;
  display: flex;
  gap: var(--space-md);
  justify-content: center;
}

.etiquette__image-card {
  width: 180px;
  height: 240px;
  border-radius: var(--radius-lg);
  background-size: cover;
  background-position: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  transition: transform 0.4s ease;
}

.etiquette__image-card:hover {
  transform: translateY(-8px);
}

.etiquette__image-card--1 {
  background-image: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.2) 0%, rgba(40, 20, 40, 0.4) 100%),
    url('https://images.unsplash.com/photo-1528360983277-13d401cdc186?w=400&q=80');
  transform: rotate(-5deg) translateY(20px);
}

.etiquette__image-card--1:hover {
  transform: rotate(-5deg) translateY(12px);
}

.etiquette__image-card--2 {
  background-image: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.2) 0%, rgba(40, 20, 40, 0.4) 100%),
    url('https://images.unsplash.com/photo-1545569341-9eb8b30979d9?w=400&q=80');
  transform: rotate(5deg) translateY(-20px);
}

.etiquette__image-card--2:hover {
  transform: rotate(5deg) translateY(-28px);
}

.etiquette__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.etiquette__list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-xl) 0;
}

.etiquette__list li {
  position: relative;
  padding-left: var(--space-lg);
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

.etiquette__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background: var(--color-accent-gradient);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(232, 90, 79, 0.5);
}

/* ==========================================================================
   14. Shopping Section (ショッピングセクション)
   ========================================================================== */

.shopping {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(40, 25, 35, 0.9) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
}

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

@media (min-width: 768px) {
  .shopping__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.shopping__image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  order: 2;
}

@media (min-width: 768px) {
  .shopping__image {
    order: 0;
  }
}

.shopping__image-main {
  width: 100%;
  max-width: 350px;
  height: 280px;
  border-radius: var(--radius-lg);
  background: 
    linear-gradient(135deg, rgba(40, 20, 40, 0.3) 0%, rgba(40, 20, 40, 0.5) 100%),
    url('https://images.unsplash.com/photo-1555529669-e69e7aa0ba9a?w=800&q=80');
  background-size: cover;
  background-position: center;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.shopping__badge {
  position: absolute;
  top: -20px;
  right: 10%;
  background: linear-gradient(135deg, var(--color-accent) 0%, #ff6b6b 100%);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: 0 10px 30px rgba(232, 100, 100, 0.4);
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.shopping__badge-text {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: white;
  letter-spacing: 1px;
}

.shopping__badge-percent {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: white;
  line-height: 1;
}

.shopping__content {
  max-width: 100%;
}

.shopping__features {
  display: flex;
  gap: var(--space-lg);
  margin: var(--space-xl) 0;
  flex-wrap: wrap;
}

.shopping__feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.shopping__feature svg {
  color: var(--color-accent);
}

.shopping__feature span {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.shopping__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.8;
}

/* ==========================================================================
   15. Brand Section (ブランドセクション)
   ========================================================================== */

.brand {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.brand__bg {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(180deg, 
      rgba(26, 10, 26, 0.9) 0%, 
      rgba(26, 10, 26, 0.7) 50%,
      rgba(26, 10, 26, 0.9) 100%
    ),
    url('https://images.unsplash.com/photo-1492571350019-22de08371fd3?w=1600&q=80');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  z-index: -1;
}

.brand__content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.brand__icons {
  display: flex;
  justify-content: center;
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
  flex-wrap: wrap;
}

.brand__icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  min-width: 120px;
  transition: all 0.3s ease;
}

.brand__icon:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
}

.brand__icon svg {
  color: var(--color-accent);
}

.brand__icon span {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin: 0 auto;
  text-align: center;
}

.brand__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

/* ==========================================================================
   16. Coming Soon Section (近日公開セクション)
   ========================================================================== */

.coming-soon {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.coming-soon::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(60, 30, 50, 0.85) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
  z-index: -1;
}

.coming-soon__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.coming-soon__card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

.coming-soon__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.coming-soon__badge {
  display: inline-block;
  background: linear-gradient(135deg, #e8a87c 0%, #d4946a 100%);
  color: #1a0a1a;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.coming-soon__icon {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.coming-soon__title {
  font-size: 16px;
  font-weight: 600;
}

.coming-soon__title span {
  display: block;
  font-size: var(--font-size-small);
  font-weight: 400;
  color: var(--color-text-muted);
}

/* ==========================================================================
   17. Contact Section (お問い合わせセクション)
   ========================================================================== */

.contact {
  position: relative;
  padding: var(--space-4xl) 0;
  overflow: hidden;
}

.contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.95) 0%, 
    rgba(42, 26, 42, 0.9) 50%,
    rgba(26, 10, 26, 0.95) 100%
  );
  z-index: -1;
}

.contact__content {
  max-width: 600px;
}

.contact__text {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.contact__info {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.contact__info p {
  margin-bottom: var(--space-sm);
}

.contact__info strong {
  color: var(--color-text-primary);
}

.contact__info a {
  color: var(--color-accent);
  text-decoration: none;
  transition: text-decoration var(--transition-fast);
}

.contact__info a:hover {
  text-decoration: underline;
}

/* ==========================================================================
   18. Footer (フッター)
   ========================================================================== */

.footer {
  position: relative;
  padding: var(--space-3xl) var(--space-md);
  text-align: center;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, 
    rgba(26, 10, 26, 0.9) 0%, 
    rgba(60, 30, 50, 0.7) 30%,
    rgba(100, 50, 70, 0.5) 50%,
    rgba(60, 30, 50, 0.7) 70%,
    rgba(26, 10, 26, 0.95) 100%
  );
  z-index: -1;
}

.footer__message {
  margin-bottom: var(--space-xl);
  color: var(--color-text-muted);
  font-size: var(--font-size-small);
  line-height: 1.8;
  position: relative;
  z-index: 1;
}

.footer__brand {
  color: var(--color-text-secondary);
  margin-top: var(--space-md);
}

.footer__copyright {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  position: relative;
  z-index: 1;
}

/* ==========================================================================
   19. Animations (アニメーション)
   ========================================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  opacity: 0;
}

.fade-in-up.visible {
  animation: fadeInUp 0.6s ease forwards;
}