/* 产品页面样式 */

/* 面包屑导航样式 */
.breadcrumb {
    background-color: white;
    color: #333;
    padding: 10px 0;
    font-size: 0.9rem;
    border-bottom: 1px solid #e0e0e0;
}

.breadcrumb .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 产品头部区域样式 */
.product-header {
    background-color: #0067b9;
    color: white;
    padding: 60px 0;
}

.product-header .container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
}

.product-header h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.product-header p {
    font-size: 1.3rem;
    line-height: 1.6;
    max-width: 800px;
}

/* 产品分类区域样式 */
.product-categories {
    padding: 80px 0;
    background-color: white;
}

.product-categories .container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
}

.categories-grid {
    display: flex;
    justify-content: space-between;
    width: 100%;
}

.category-column {
    width: 49%;
}

.category-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-column ul li {
    margin-bottom: 15px;
    border-bottom: 1px solid #e0e0e0;
    padding-bottom: 5px;
}

.category-column ul li a {
    color: #333;
    text-decoration: none;
    font-size: 1.2rem;
    display: block;
    padding: 8px 0;
    text-align: left;
    transition: all 0.3s ease;
    position: relative;
}

.category-column ul li a:hover {
    color: #0067b9;
    padding-left: 8px;
}

.category-column ul li a:hover::before {
    content: '>';
    position: absolute;
    left: -8px;
    color: #0067b9;
}

.category-column ul li a:active {
    color: #004a82;
    transform: translateY(1px);
}

.category-column ul li a:focus {
    outline: 2px solid #0067b9;
    outline-offset: 2px;
    background-color: #f0f7fc;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-header {
        padding: 40px 0;
    }

    .product-header h1 {
        font-size: 2rem;
    }

    .product-header p {
        font-size: 1rem;
    }

    .product-categories {
        padding: 60px 0;
    }

    .categories-grid {
        flex-direction: column;
        gap: 20px;
    }

    .category-column {
        width: 100%;
        max-width: none;
    }

    .category-column ul li a {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .product-header {
        padding: 30px 0;
    }

    .product-header h1 {
        font-size: 1.8rem;
    }

    .product-header p {
        font-size: 0.95rem;
    }

    .product-categories {
        padding: 40px 0;
    }

    .categories-grid {
        gap: 40px;
    }

    .category-column ul li a {
        font-size: 0.9rem;
    }
}