/* 产品列表样式 - 2026-03-18 */

/* 产品分类 - 每行3个，三列竖线对齐 */
.product-category-wrap {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.product-category-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: 20px;
    row-gap: 12px;
    align-items: stretch;
    width: 100%;
}

.product-category-item {
    display: flex !important;
    align-items: center;
    padding: 10px 16px;
    background: #fff;
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    color: #333;
    text-decoration: none !important;
    transition: all 0.3s ease;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
    position: relative;
    z-index: 1;
    pointer-events: auto !important;
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.product-category-item:hover,
.product-category-item.active {
    border-color: #0066b3;
    color: #0066b3;
    box-shadow: 0 2px 12px rgba(0,102,179,0.15);
    cursor: pointer;
}

.product-category-item .category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    margin-right: 10px;
    flex-shrink: 0;
}

.product-category-item .category-icon-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    vertical-align: middle;
}

.product-category-item .category-icon-default {
    font-size: 20px;
    color: #999;
}

.product-category-item:hover .category-icon-default,
.product-category-item.active .category-icon-default {
    color: #0066b3;
}

.product-category-item .category-name {
    font-size: 0.95rem;
    font-weight: 500;
    flex: 1;
    min-width: 0;
    line-height: 1.35;
}

@media (max-width: 991px) {
    .product-category-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: 16px;
    }
}

@media (max-width: 575px) {
    .product-category-grid {
        grid-template-columns: 1fr;
        column-gap: 0;
        row-gap: 10px;
    }
    
    .product-category-item {
        min-width: 120px;
        padding: 8px 14px;
    }
    
    .product-category-item .category-icon {
        width: 28px;
        height: 28px;
        margin-right: 8px;
    }
    
    .product-category-item .category-name {
        font-size: 0.85rem;
    }
}

/* 产品列表栅格（非 isotope）：卡片在列内铺满，行内居中，避免手机端偏左留白 */
.portfolio-section .product-list-grid {
    justify-content: center;
}

.portfolio-section .product-list-grid > .col {
    justify-content: center;
}

.portfolio-section .product-list-grid .single-portfolio-wrap.product-list-item {
    width: 100%;
    max-width: 100%;
}

@media (max-width: 575px) {
    .portfolio-section .product-list-grid > .col {
        flex: 0 0 100%;
        max-width: 100%;
        width: 100%;
    }
}

/* 去掉产品卡片阴影和遮罩效果 */
.portfolio-section .single-portfolio-wrap {
    border: 1px solid #e5e5e5;
    border-radius: 8px;
    box-shadow: none;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background: #fff;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.portfolio-section .single-portfolio-wrap:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

/* 图片样式 */
.portfolio-section .single-portfolio-wrap .portfolio-thumb > a > img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    display: block;
}

/* 产品信息区域 - 放在图片下方，产品名称上面不显示分割线 */
.portfolio-section .single-portfolio-wrap .product-info {
    padding: 15px;
    background: #fff;
    border-top: none;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* 名称与参数值：同一字体族、同一字距；字重数值相同但标题字号更大时会显得更粗，参数值略加重以拉齐观感 */
.portfolio-section .single-portfolio-wrap .product-title {
    font-family: inherit;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
    text-align: center;
    border: none;
    padding-bottom: 0;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.portfolio-section .single-portfolio-wrap .product-title a {
    color: #000;
    font-family: inherit;
    font-weight: 700;
    letter-spacing: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.portfolio-section .single-portfolio-wrap .product-title a:hover {
    color: #333;
}

/* 三行参数区域 - 固定高度对齐，不足3个参数时留空白（与图二一致） */
.portfolio-section .single-portfolio-wrap .product-params {
    min-height: 165px;
    flex: 1;
    border-top: none;
    padding-top: 0;
}

/* 每个参数：参数名一行、参数值下一行，参数值黑色加大加粗（如图二） */
.portfolio-section .single-portfolio-wrap .product-params .param-item {
    margin: 0;
    padding: 8px 0;
    line-height: 1.5;
    border-bottom: 1px solid #eee;
}

.portfolio-section .single-portfolio-wrap .product-params .param-item:last-child {
    border-bottom: none;
}

.portfolio-section .single-portfolio-wrap .product-params .param-name {
    font-size: 0.85rem;
    color: #333;
    font-weight: normal;
    display: block;
    margin-bottom: 2px;
}

.portfolio-section .single-portfolio-wrap .product-params .param-value {
    font-family: inherit;
    font-size: 0.95rem;
    color: #000;
    font-weight: 800;
    display: block;
    letter-spacing: 0.02em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 响应式调整 */
@media (max-width: 767px) {
    .portfolio-section .single-portfolio-wrap .portfolio-thumb > a > img {
        height: 200px;
    }
    
    .portfolio-section .single-portfolio-wrap .product-title {
        font-size: 1.15rem;
    }
    
    .portfolio-section .single-portfolio-wrap .product-params .param-name {
        font-size: 0.8rem;
    }
    .portfolio-section .single-portfolio-wrap .product-params .param-value {
        font-size: 0.9rem;
        font-weight: 800;
    }
}