/* ==========================================
   积分商城页面 - 浅色高级感设计
   ========================================== */

.page-container {
  min-height: 100vh;
  background: var(--bg-page);
  position: relative;
  padding-bottom: 40rpx;
}

/* 顶部装饰背景 */
.hero-section {
  position: relative;
  padding: 32rpx 24rpx;
  background: linear-gradient(180deg, #FFF5F0 0%, var(--bg-page) 100%);
}

.hero-pattern {
  position: absolute;
  top: -60rpx;
  right: -60rpx;
  width: 280rpx;
  height: 280rpx;
  background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

/* 积分信息卡片 */
.points-card {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28rpx 24rpx;
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: fadeInScale 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.points-card-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4rpx;
  background: var(--primary-gradient);
}

.points-info {
  display: flex;
  flex-direction: column;
}

.points-label {
  font-size: 24rpx;
  color: var(--text-muted);
  margin-bottom: 6rpx;
}

.points-value {
  display: flex;
  align-items: baseline;
  gap: 6rpx;
}

.points-number {
  font-size: 48rpx;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.points-unit {
  font-size: 22rpx;
  color: var(--text-muted);
}

.points-action {
  display: flex;
  align-items: center;
  gap: 6rpx;
  padding: 14rpx 24rpx;
  background: var(--primary-soft);
  border-radius: var(--radius-full);
  transition: all 0.3s ease;
}

.points-action:active {
  transform: scale(0.96);
}

.action-text {
  font-size: 24rpx;
  color: var(--primary);
  font-weight: 500;
}

.action-arrow {
  font-size: 22rpx;
  color: var(--primary);
}

/* 商品列表区域 */
.product-section {
  padding: 24rpx;
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20rpx;
  animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.1s backwards;
}

.section-title {
  font-size: 32rpx;
  font-weight: 700;
  color: var(--text-primary);
}

.section-count {
  font-size: 24rpx;
  color: var(--text-muted);
}

/* 商品网格 */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16rpx;
}

.product-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) backwards;
}

.product-card:active {
  transform: scale(0.97);
}

.product-image-wrapper {
  position: relative;
  width: 100%;
  padding-top: 100%;
  background: var(--bg-soft);
}

.product-image {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.product-tag {
  position: absolute;
  top: 12rpx;
  left: 12rpx;
  padding: 6rpx 14rpx;
  background: var(--primary-gradient);
  color: #FFF;
  font-size: 20rpx;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.product-stock-low {
  position: absolute;
  bottom: 12rpx;
  right: 12rpx;
  padding: 6rpx 12rpx;
  background: rgba(255, 107, 53, 0.9);
  color: #FFF;
  font-size: 20rpx;
  border-radius: var(--radius-sm);
}

.product-info {
  padding: 16rpx;
}

.product-name {
  display: block;
  font-size: 26rpx;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12rpx;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: 4rpx;
}

.price-value {
  font-size: 32rpx;
  font-weight: 700;
  color: var(--primary);
}

.price-unit {
  font-size: 20rpx;
  color: var(--primary);
}

.exchange-btn {
  padding: 8rpx 16rpx;
  background: var(--primary-soft);
  border-radius: var(--radius-full);
  font-size: 22rpx;
  color: var(--primary);
  font-weight: 500;
  transition: all 0.2s ease;
}

.exchange-btn:active {
  background: var(--primary);
  color: #FFF;
}

.exchange-btn.disabled {
  background: var(--bg-soft);
  color: var(--text-hint);
}

/* 空状态 */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 80rpx 48rpx;
  animation: fadeInUp 0.5s cubic-bezier(0.4, 0, 0.2, 1) 0.15s backwards;
}

.empty-icon {
  width: 160rpx;
  height: 160rpx;
  margin-bottom: 24rpx;
  opacity: 0.7;
}

.empty-title {
  font-size: 28rpx;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8rpx;
}

.empty-desc {
  font-size: 24rpx;
  color: var(--text-muted);
}

/* 加载状态 */
.loading-state {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40rpx;
  color: var(--text-muted);
  font-size: 26rpx;
}

/* 底部安全区域 */
.safe-bottom {
  height: 80rpx;
}

/* ==========================================
   商品详情弹窗
   ========================================== */
.product-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0);
  display: flex;
  align-items: flex-end;
  z-index: 999;
  visibility: hidden;
  transition: all 0.35s ease;
}

.product-modal-overlay.show {
  visibility: visible;
  background: rgba(0, 0, 0, 0.5);
}

.product-modal {
  width: 100%;
  max-height: 85vh;
  background: var(--bg-white);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  transform: translateY(100%);
  transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.product-modal.show {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20rpx 24rpx;
  border-bottom: 1rpx solid var(--border-soft);
}

.modal-title {
  font-size: 30rpx;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close {
  width: 52rpx;
  height: 52rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-soft);
  border-radius: 50%;
  font-size: 32rpx;
  color: var(--text-muted);
  transition: all 0.2s;
}

.modal-close:active {
  transform: scale(0.9);
}

.modal-content {
  padding: 20rpx 24rpx;
  max-height: 60vh;
  overflow-y: auto;
}

.detail-image {
  width: 100%;
  height: 360rpx;
  border-radius: var(--radius-lg);
  background: var(--bg-soft);
  margin-bottom: 20rpx;
}

.detail-info {
  margin-bottom: 20rpx;
}

.detail-name {
  display: block;
  font-size: 32rpx;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10rpx;
}

.detail-desc {
  display: block;
  font-size: 26rpx;
  color: var(--text-secondary);
  line-height: 1.5;
}

.detail-price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16rpx 0;
  border-top: 1rpx solid var(--border-soft);
  border-bottom: 1rpx solid var(--border-soft);
  margin-bottom: 16rpx;
}

.detail-price {
  display: flex;
  align-items: baseline;
  gap: 6rpx;
}

.detail-price-value {
  font-size: 44rpx;
  font-weight: 700;
  color: var(--primary);
}

.detail-price-unit {
  font-size: 24rpx;
  color: var(--primary);
}

.detail-stock {
  font-size: 24rpx;
  color: var(--text-muted);
}

.store-info {
  display: flex;
  align-items: center;
  gap: 12rpx;
  padding: 12rpx 0;
}

.store-label {
  font-size: 24rpx;
  color: var(--text-muted);
}

.store-name {
  font-size: 24rpx;
  color: var(--text-primary);
  font-weight: 500;
}

.modal-footer {
  padding: 20rpx 24rpx;
  padding-bottom: calc(20rpx + env(safe-area-inset-bottom));
  border-top: 1rpx solid var(--border-soft);
}

.exchange-btn-large {
  width: 100%;
  height: 92rpx;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--radius-full);
  font-size: 30rpx;
  font-weight: 600;
  color: var(--text-white);
  box-shadow: var(--shadow-primary);
  transition: all 0.3s ease;
}

.exchange-btn-large:active {
  transform: scale(0.97);
}

.exchange-btn-large.disabled {
  background: var(--bg-soft);
  color: var(--text-hint);
  box-shadow: none;
}