/* ===================================
   楽天市場 ワイングラス商品ページ デモ CSS
   ターゲット: 30代女性 / オシャレ・高級感
   =================================== */

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

/* ---------- Variables ---------- */
:root {
  /* Color Palette - Elegant & Warm */
  --color-primary: #B8860B;      /* ゴールド */
  --color-primary-light: #D4A84B;
  --color-secondary: #8B7355;    /* ブラウン */
  --color-accent: #C9A86C;       /* シャンパンゴールド */
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-bg: #FDFBF7;           /* オフホワイト */
  --color-bg-warm: #F8F4ED;
  --color-bg-section: #FAF7F2;
  --color-white: #FFFFFF;
  --color-border: #E8E2D9;

  /* Typography */
  --font-serif: 'Noto Serif JP', 'Yu Mincho', serif;
  --font-display: 'Cormorant Garamond', serif;

  /* Spacing */
  --section-padding: 80px 20px;
  --container-max: 960px;
}

/* ---------- Base Styles ---------- */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.8;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Rakuten LP Container ---------- */
.rakuten-lp {
  max-width: 100%;
  overflow-x: hidden;
}

/* ---------- Placeholder Images ---------- */
.placeholder-image {
  background: linear-gradient(135deg, #E8E2D9 0%, #D4CFC5 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border: 2px dashed var(--color-border);
  border-radius: 4px;
}

.placeholder-image span {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.placeholder-image small {
  font-size: 11px;
  text-align: center;
  line-height: 1.4;
}

/* ---------- Section Title ---------- */
.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title .title-en {
  display: block;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 3px;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.section-title .title-ja {
  display: block;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: 2px;
}

/* ========== Section 1: Hero ========== */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 600px;
  padding: 60px 40px;
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-warm) 100%);
}

.hero-content {
  flex: 1;
  padding-right: 40px;
}

.hero-tag {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 4px;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 32px;
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 2px;
  margin-bottom: 30px;
}

.hero-title .highlight {
  color: var(--color-primary);
  font-weight: 500;
}

.hero-subtitle {
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--color-text-light);
}

.hero-image {
  flex: 1;
  max-width: 400px;
}

.hero-placeholder {
  width: 100%;
  height: 500px;
}

/* ========== Section 2: Brand Message ========== */
.brand-message {
  padding: var(--section-padding);
  background-color: var(--color-white);
  text-align: center;
}

.brand-lead {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 3px;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.brand-text {
  font-size: 15px;
  line-height: 2.2;
  color: var(--color-text-light);
}

/* ========== Section 3: Features ========== */
.features {
  padding: var(--section-padding);
  background-color: var(--color-bg-section);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.feature-item {
  text-align: center;
}

.feature-number {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 300;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.feature-image {
  width: 100%;
  height: 200px;
  margin-bottom: 25px;
}

.feature-title {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 1px;
  margin-bottom: 15px;
}

.feature-text {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-light);
}

/* ========== Section 4: Lifestyle ========== */
.lifestyle {
  padding: var(--section-padding);
  background-color: var(--color-white);
}

.lifestyle-content {
  display: flex;
  align-items: center;
  max-width: var(--container-max);
  margin: 0 auto;
  gap: 60px;
}

.lifestyle-text {
  flex: 1;
}

.lifestyle-title {
  font-size: 26px;
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 2px;
  margin-bottom: 30px;
}

.lifestyle-description {
  font-size: 15px;
  line-height: 2.2;
  color: var(--color-text-light);
  margin-bottom: 30px;
}

.lifestyle-points {
  list-style: none;
}

.lifestyle-points li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--color-text);
}

.lifestyle-points li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

.lifestyle-image {
  flex: 1;
  max-width: 350px;
}

.lifestyle-image .placeholder-image {
  width: 100%;
  height: 420px;
}

/* ========== Section 5: Variations ========== */
.variations {
  padding: var(--section-padding);
  background: linear-gradient(180deg, var(--color-bg-section) 0%, var(--color-bg) 100%);
}

.variation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.variation-item {
  text-align: center;
}

.variation-image {
  width: 100%;
  height: 250px;
  margin-bottom: 20px;
  transition: transform 0.3s ease;
}

.variation-item:hover .variation-image {
  transform: translateY(-5px);
}

.variation-name {
  font-family: var(--font-display);
  font-size: 16px;
  letter-spacing: 2px;
  color: var(--color-text);
  margin-bottom: 8px;
}

.variation-desc {
  font-size: 12px;
  color: var(--color-text-muted);
}

/* ========== Section 6: Specs ========== */
.specs {
  padding: var(--section-padding);
  background-color: var(--color-white);
}

.specs-container {
  display: flex;
  align-items: flex-start;
  gap: 60px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.specs-image {
  flex: 1;
  max-width: 300px;
}

.specs-image .placeholder-image {
  width: 100%;
  height: 380px;
}

.specs-table {
  flex: 1;
}

.specs-table table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table th,
.specs-table td {
  padding: 18px 15px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.specs-table th {
  width: 120px;
  font-weight: 500;
  color: var(--color-text);
  background-color: var(--color-bg-section);
}

.specs-table td {
  color: var(--color-text-light);
}

/* ========== Section 7: Reviews ========== */
.reviews {
  padding: var(--section-padding);
  background-color: var(--color-bg-section);
}

.review-summary {
  text-align: center;
  margin-bottom: 50px;
}

.review-stars {
  font-size: 28px;
  color: var(--color-primary);
  letter-spacing: 4px;
  margin-bottom: 10px;
}

.review-rating {
  font-family: var(--font-display);
  font-size: 24px;
  color: var(--color-text);
  margin-bottom: 5px;
}

.review-count {
  font-size: 13px;
  color: var(--color-text-muted);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.review-item {
  background-color: var(--color-white);
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.04);
}

.review-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--color-border);
}

.review-star {
  color: var(--color-primary);
  font-size: 14px;
  letter-spacing: 2px;
}

.review-user {
  font-size: 12px;
  color: var(--color-text-muted);
}

.review-text {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-light);
}

/* ========== Section 8: Trust ========== */
.trust {
  padding: var(--section-padding);
  background-color: var(--color-white);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  max-width: var(--container-max);
  margin: 0 auto;
}

.trust-item {
  text-align: center;
  padding: 30px 20px;
}

.trust-icon {
  font-size: 36px;
  margin-bottom: 15px;
}

.trust-item h3 {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.trust-item p {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-text-light);
}

/* ========== Section 9: CTA ========== */
.cta {
  padding: 80px 20px;
  background: linear-gradient(135deg, #F5EFE6 0%, #E8DFD0 100%);
  text-align: center;
}

.cta-badge {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 8px 20px;
  font-size: 13px;
  letter-spacing: 2px;
  border-radius: 20px;
  margin-bottom: 25px;
}

.cta-title {
  font-size: 26px;
  font-weight: 400;
  letter-spacing: 2px;
  margin-bottom: 25px;
}

.cta-price {
  margin-bottom: 35px;
}

.price-from {
  display: block;
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.price-value {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 500;
  color: var(--color-primary);
  letter-spacing: 2px;
}

.price-tax {
  font-size: 13px;
  color: var(--color-text-light);
  margin-left: 5px;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 16px 40px;
  font-size: 14px;
  letter-spacing: 2px;
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border: 2px solid var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ========== Section 10: Shop Info ========== */
.shop-info {
  padding: 60px 20px;
  background-color: var(--color-bg);
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.shop-name {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 2px;
  margin-bottom: 15px;
}

.shop-description {
  font-size: 14px;
  line-height: 1.9;
  color: var(--color-text-light);
  margin-bottom: 25px;
}

.shop-links {
  display: flex;
  justify-content: center;
  gap: 30px;
}

.shop-links a {
  font-size: 13px;
  color: var(--color-text-light);
  text-decoration: none;
  letter-spacing: 1px;
  transition: color 0.3s ease;
}

.shop-links a:hover {
  color: var(--color-primary);
}

/* ========== Demo Footer ========== */
.demo-footer {
  padding: 30px 20px;
  background-color: #333;
  text-align: center;
}

.demo-footer p {
  color: #fff;
  font-size: 13px;
  margin-bottom: 8px;
}

.demo-footer p:last-child {
  margin-bottom: 0;
  color: #aaa;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
  :root {
    --section-padding: 60px 15px;
  }

  .hero {
    flex-direction: column-reverse;
    min-height: auto;
    padding: 40px 20px;
  }

  .hero-content {
    padding-right: 0;
    text-align: center;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-image {
    max-width: 280px;
    margin-bottom: 30px;
  }

  .hero-placeholder {
    height: 350px;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .lifestyle-content {
    flex-direction: column;
  }

  .lifestyle-image {
    max-width: 100%;
  }

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

  .specs-container {
    flex-direction: column;
  }

  .specs-image {
    max-width: 100%;
  }

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

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

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 280px;
  }
}