/* 商品详情页 — 对齐 h5-user ProductDetailPage */
.product-detail-page {
  background: var(--color-background);
}

.product-detail-main {
  padding-bottom: 24px;
}

.product-detail-hero {
  background: var(--color-card);
}

.detail-carousel-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1.33; /* 保持4:3的比例 */
  overflow: hidden;
}

/* adaptive 模式（方案 A）：删除固定 1:1 比例与固定高度，
   改用 swiper 原生 auto-height + image widthFix，海报有多高轮播就有多高，无裁切 */
.detail-carousel-wrap--adaptive {
  /* aspect-ratio: auto; */
  overflow: visible;
}

.detail-carousel-wrap--adaptive .detail-carousel,
.detail-carousel-wrap--adaptive .detail-carousel-item,
.detail-carousel-wrap--adaptive .detail-carousel-image {
  height: 100%;
}

.detail-carousel {
  width: 100%;
  height: 100%;
}

.detail-carousel-item,
.detail-carousel-image,
.detail-carousel-placeholder {
  width: 100%;
  height: 100%;
}

.detail-carousel-placeholder {
  background: var(--color-surface-container);
}

.detail-carousel-dots {
  position: absolute;
  bottom: 16px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 6px;
  pointer-events: none;
}

.detail-carousel-dot {
  height: 4px;
  width: 6px;
  border-radius: 999px;
  background: rgba(153, 153, 153, 0.3);
}

.detail-carousel-dot--active {
  width: 24px;
  background: var(--color-heritage-red);
}

.detail-carousel-counter {
  position: absolute;
  right: 12px;
  bottom: 12px;
  z-index: 2;
  padding: 2px 10px;
  font-size: 12px;
  line-height: 1.5;
  color: #fff;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 999px;
  pointer-events: none;
}

.product-detail-info {
  padding: var(--space-md) var(--space-page) var(--space-lg);
}

.product-detail-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
  margin-bottom: 8px;
}

.product-detail-price-symbol {
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-heritage-red);
}

.product-detail-price-value {
  font-family: var(--font-headline);
  font-size: 32px;
  font-weight: 700;
  line-height: 40px;
  color: var(--color-heritage-red);
}

.product-detail-name {
  display: block;
  font-family: var(--font-headline);
  font-size: 20px;
  font-weight: 700;
  line-height: 28px;
  color: var(--color-ink-black);
  margin-bottom: 4px;
}

.product-detail-subtitle {
  display: block;
  font-size: 14px;
  line-height: 20px;
  color: var(--color-on-surface-variant);
  margin-bottom: 24px;
}

.product-detail-promo {
  position: relative;
  margin-top: 8px;
  padding: 16px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #fff9e6 0%, #fff0c2 100%);
  border: 1px solid rgba(255, 191, 0, 0.1);
  overflow: hidden;
}

.product-detail-promo-glow {
  position: absolute;
  top: -16px;
  right: -16px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: rgba(166, 29, 36, 0.05);
}

.product-detail-promo-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  position: relative;
  z-index: 1;
}

.product-detail-promo-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-heritage-red);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.product-detail-promo-icon-text {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}

.product-detail-promo-title {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px;
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 700;
  line-height: 22px;
  color: var(--color-on-secondary-container);
}

.product-detail-promo-amount {
  color: var(--color-heritage-red);
  font-weight: 700;
}

.product-detail-promo-desc {
  display: block;
  font-size: 14px;
  line-height: 22px;
  color: rgba(87, 69, 0, 0.8);
  padding-left: 52px;
  position: relative;
  z-index: 1;
}

.product-detail-content {
  background: var(--color-card);
  border-radius: 24px 24px 0 0;
  padding-top: var(--space-lg);
  padding-bottom: 24px;
}

.product-detail-section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 var(--space-page);
  margin-bottom: var(--space-md);
}

.product-detail-section-bar {
  width: 4px;
  height: 20px;
  border-radius: 999px;
  background: var(--color-heritage-red);
}

.product-detail-section-title {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-ink-black);
}

.product-detail-banner {
  width: 100%;
  display: block;
}

.product-detail-copy {
  padding: var(--space-lg) var(--space-page);
}

.product-detail-story {
  text-align: center;
  margin-bottom: 24px;
}

.product-detail-story-title {
  display: block;
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-heritage-red);
  margin-bottom: 8px;
}

.product-detail-story-text {
  display: block;
  font-size: 14px;
  line-height: 22px;
  color: var(--color-on-surface-variant);
}

.product-detail-features {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.product-detail-feature {
  width: calc(50% - 8px);
  background: var(--color-surface-container-low);
  border: 1px solid rgba(226, 190, 188, 0.3);
  border-radius: var(--radius-lg);
  padding: 16px;
  text-align: center;
  box-sizing: border-box;
}

.product-detail-feature-icon {
  display: block;
  font-size: 20px;
  color: var(--color-heritage-red);
}

.product-detail-feature-title {
  display: block;
  font-family: var(--font-headline);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-black);
  margin-top: 8px;
}

.product-detail-feature-desc {
  display: block;
  font-size: 12px;
  color: var(--color-subtle-gray);
  margin-top: 4px;
}

.product-detail-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 12px 16px calc(env(safe-area-inset-bottom, 0px) + 12px);
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.95);
  border-top: 1px solid rgba(226, 190, 188, 0.1);
  box-sizing: border-box;
}

.product-detail-bar-home {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0 8px;
}

.product-detail-bar-home-icon {
  width: 24px;
  height: 24px;
}

.product-detail-bar-home-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--color-on-surface-variant);
}

.product-detail-pickup-btn {
  flex: 1;
  height: 48px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid var(--color-heritage-red);
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.product-detail-pickup-btn-text {
  color: var(--color-heritage-red);
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 700;
}

.product-detail-buy-btn {
  flex: 1;
  height: 48px;
  border-radius: 999px;
  background: var(--color-heritage-red);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(166, 29, 36, 0.2);
}

.product-detail-buy-btn--disabled {
  background: #c4c4c4;
  box-shadow: none;
  pointer-events: none;
}

.product-detail-buy-btn-text {
  color: #fff;
  font-family: var(--font-headline);
  font-size: 16px;
  font-weight: 700;
}

.product-detail-specs {
  margin: 16px 0 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-detail-spec-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.product-detail-spec-label {
  font-size: 13px;
  color: var(--color-on-surface-variant, #666);
}

.product-detail-spec-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-detail-spec-chip {
  padding: 6px 14px;
  border-radius: 8px;
  background: #f5f5f5;
  border: 1px solid transparent;
}

.product-detail-spec-chip.is-active {
  background: rgba(166, 29, 36, 0.08);
  border-color: var(--color-heritage-red);
}

.product-detail-spec-chip.is-disabled {
  opacity: 0.35;
}

.product-detail-spec-chip-text {
  font-size: 13px;
  color: #333;
}

.product-detail-spec-chip.is-active .product-detail-spec-chip-text {
  color: var(--color-heritage-red);
  font-weight: 600;
}