.pt-70 {
    padding-top: 70px !important;
}
.pb-70 {
    padding-bottom: 70px !important;
}

/* 卡片容器：完全还原参考图的边框、圆角、悬停效果 */
.product-card {
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    height: 100%;
    transition: box-shadow 0.3s ease;
    background-color: #fff;
}
.product-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

/* 图片容器：16:9固定比例，和参考图一致 */
.card-img-container {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    overflow: hidden;
    background-color: #f8f9fa;
}
.card-img-container img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 卡片内容区：文字排版完全匹配参考图 */
.card-content {
    padding: 1.25rem;
}
.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #212529;
    margin-bottom: 1rem;
    line-height: 1.4;
}
.card-desc {
    font-size: 1rem;
    color: #6c757d;
    line-height: 1.6;
    margin-bottom: 0;
}

/* 分页样式：和参考图一致的居中、激活态 */
.pagination {
    margin-top: 3rem;
}
.page-link {
    color: #007bff;
    border-color: #dee2e6;
}
.page-item.active .page-link {
    background-color: #007bff;
    border-color: #007bff;
}
.page-item.disabled .page-link {
    color: #6c757d;
    border-color: #dee2e6;
}