/**
 * 通用产品卡片样式
 * 可在所有页面中复用的产品卡片组件样式
 */
:root{
    --price-red: #EF4444;
    --current-price: #FF7838;
    --highlight-bg: #eafaf1;
    --highlight-color: #20B25D;
    --border-hover-color: #E2E8F0;
}

[data-theme="dark"] {
    --highlight-bg: #203331;
    --highlight-color: #1fb25d;
    --border-hover-color: #21BD62;
}

/* ========== 产品网格容器 ========== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

/* 响应式布局 */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== 产品卡片 ========== */
.product-card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.product-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    /* transform: translateY(-4px); */
    border-color: var(--border-hover-color);
}

/* ========== 产品图片区域 ========== */
.product-image-wrapper {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 宽高比 */
    background-color: var(--bg-light);
    overflow: hidden;
}

.product-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

/* ========== 产品徽章 ========== */
.product-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 8px;
    border-radius: 39px;
    color: #fff;
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    z-index: 1;
}

.badge-new {
    background-color: var(--accent-blue);
}

.badge-hot {
    background-color: var(--price-red);
}

.badge-sale {
    background-color: var(--accent-orange);
}

/* ========== 产品关闭按钮 ========== */
.product-close-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    transition: all 0.3s ease;
    padding: 0;
    opacity: 1;
    visibility: visible;
    background-color: #ffffff;
    /* opacity: 0; */
    /* visibility: hidden; */
    
}

/* 鼠标悬停卡片时显示关闭按钮 */
.product-card:hover .product-close-btn {
    /* opacity: 1; */
    /* visibility: visible; */
}

.product-close-btn:hover {
    background-color: rgba(0, 0, 0, .4);
}

.product-close-btn:hover svg {
    color: #ffffff;
}

.product-close-btn svg {
    color: #203331;
    transition: color 0.3s ease;
    /* mix-blend-mode: difference; */
}

/* ========== 产品信息区域 ========== */
.product-info {
    padding: 0 8px 8px 8px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.product-title {
    font-size: 14px;
    color: var(--text-dark);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}

/* ========== 价格信息 ========== */
.product-pricing-sold {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.product-pricing {
    display: flex;
    align-items: center;
    gap: 8px;
}

.price-current {
    font-size: 18px;
    font-weight: 700;
    color: var(--current-price);
}

.price-original {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
    text-decoration: line-through;
}

.sold-count {
    font-size: 12px;
    color: var(--text-gray);
}

/* ========== 操作按钮 ========== */
.product-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
}

.btn-buy {
    flex: 1;
    background-color: var(--primary-green);
    border: none;
    border-radius: 10px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    text-transform: lowercase;
    transition: all 0.3s ease;
}

.btn-buy:hover {
    background-color: #1DA854;
    transform: translateY(-1px);
}

.btn-buy:active {
    transform: translateY(0);
}

.btn-buy:disabled {
    background-color: var(--border-color);
    cursor: not-allowed;
}

.btn-qc {
    display: flex;
    align-items: center;
    gap: 6px;
    background-color: #F0F4F2;
    border: none;
    border-radius: 10px;
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 600;
    color: #333;
    cursor: pointer;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.btn-qc:hover {
    background-color: var(--border-color);
    transform: translateY(-1px);
}

.btn-qc:active {
    transform: translateY(0);
}

.btn-qc img {
    width: 16px;
    height: 16px;
}

/* ========== 加载更多按钮 ========== */
.load-more-wrapper {
    display: flex;
    align-items: center;
    gap: 24px;
    margin: 32px 0;
}

.load-more-line {
    flex: 1;
    height: 1px;
    background-color: var(--border-color);
}

.btn-load-more {
    background-color: var(--bg-primary-inverse);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 12px 32px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.3s ease;
}

.btn-load-more:hover {
    border-color: var(--primary-green);
    color: var(--primary-green);
    transform: translateY(-2px);
}

.btn-load-more:active {
    transform: translateY(0);
}

.btn-load-more:disabled {
    cursor: not-allowed;
    opacity: 0.6;
}

/* ========== 空状态 ========== */
.product-grid-empty {
    text-align: center;
    padding: 64px 24px;
    color: var(--text-light);
}

.product-grid-empty img {
    width: 120px;
    height: 120px;
    margin: 0 auto 16px;
    opacity: 0.5;
}

.product-grid-empty h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.product-grid-empty p {
    font-size: 14px;
}

/* ========== 加载状态 ========== */
.product-card.skeleton {
    pointer-events: none;
}

.product-card.skeleton .product-image-wrapper {
    background: linear-gradient(
        90deg,
        var(--bg-light) 0%,
        #f0f0f0 50%,
        var(--bg-light) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

.product-card.skeleton .product-title,
.product-card.skeleton .price-current,
.product-card.skeleton .btn-buy,
.product-card.skeleton .btn-qc {
    background: linear-gradient(
        90deg,
        var(--bg-light) 0%,
        #f0f0f0 50%,
        var(--bg-light) 100%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
    color: transparent;
    border-color: transparent;
}

.highlight{
    background-color: var(--highlight-bg);
    color: #20B25D;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

/* ========== 暗色模式适配 ========== */
[data-theme="dark"] .btn-qc {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-qc:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .product-card:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* 在移动端直接显示关闭/取消收藏按钮 */
@media (max-width: 768px) {
    .product-close-btn {
        opacity: 1;
        visibility: visible;
        background-color: rgba(0, 0, 0, .4);
    }
}