/* 产品展示区域 */

/* 产品卡片 */
.product-card {
    background: white;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
}

/* 产品图片容器 */
.product-image-container {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

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

/* 图片覆盖层 */
.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.5));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    backdrop-filter: blur(2px);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-overlay i {
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    transition: transform 0.3s ease;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.product-overlay i:hover {
    transform: scale(1.1);
}

/* 产品信息 */
.product-info {
    padding: 20px;
    padding-bottom: 0;
    text-align: center;
}

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
    margin: 0;
}


/* 标题样式 */
.display-5 {
    color: #2c3e50;
    position: relative;
}

.display-5::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(45deg, #ff6b35, #f7931e);
    border-radius: 2px;
}

/* 描述文字 */
.lead {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.1rem;
    color: #6c757d;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-image-container {
        height: 200px;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .product-info {
        padding: 15px;
        padding-bottom: 0;
    }
    
    .product-title {
        font-size: 1rem;
    }
}

/* 加载动画 */
.product-card {
    animation: fadeInUp 0.6s ease forwards;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }
.product-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}