/* 产品展示美化 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.product-item {
    background: #fff;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e9ecef;
    overflow: hidden;
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.15);
    border-color: #3498db;
}

.product-item .product-image {
    width: 100%;
    height: 220px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #666;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-item:hover .product-image {
    background: linear-gradient(135deg, #e0f7fa 0%, #80deea 100%);
    transform: scale(1.05);
}

.product-item h3 {
    color: #2c3e50;
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.product-item p {
    color: #6c757d;
    font-size: 0.95rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-item {
        padding: 1.5rem;
    }
}