/* 产品介绍页面样式 */

/* 产品banner */
.product-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.product-banner h1 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: 20px;
}

.product-banner p {
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

/* 产品概述 */
.product-overview {
    padding: 80px 0;
}

.overview-content {
    max-width: 900px;
    margin: 0 auto;
}

.overview-content p {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 40px;
    color: var(--light-text);
}

.product-architecture {
    text-align: center;
}

.product-architecture h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.product-architecture img {
    max-width: 100%;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

/* 核心产品 */
.core-products {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.product-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.product-card {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    display: flex;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.product-icon {
    flex: 0 0 200px;
    background-color: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

.product-icon img {
    max-width: 100%;
}

/* SVG图标样式 */
.product-icon-svg {
    flex: 0 0 200px;
    background-color: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    border-right: 2px solid rgba(74, 144, 226, 0.1);
}

.product-icon-svg svg {
    transition: all 0.3s ease;
}

.product-card:hover .product-icon-svg svg {
    transform: scale(1.1);
}

.product-card:hover .product-icon-svg {
    background-color: rgba(74, 144, 226, 0.05);
    border-right-color: rgba(74, 144, 226, 0.2);
}

/* 不同功能模块的图标颜色主题 */
.product-card:nth-child(1) .product-icon-svg {
    border-right-color: rgba(74, 144, 226, 0.1);
}
.product-card:nth-child(1):hover .product-icon-svg {
    background-color: rgba(74, 144, 226, 0.05);
    border-right-color: rgba(74, 144, 226, 0.2);
}

.product-card:nth-child(2) .product-icon-svg {
    border-right-color: rgba(255, 107, 107, 0.1);
}
.product-card:nth-child(2):hover .product-icon-svg {
    background-color: rgba(255, 107, 107, 0.05);
    border-right-color: rgba(255, 107, 107, 0.2);
}

.product-card:nth-child(3) .product-icon-svg {
    border-right-color: rgba(156, 39, 176, 0.1);
}
.product-card:nth-child(3):hover .product-icon-svg {
    background-color: rgba(156, 39, 176, 0.05);
    border-right-color: rgba(156, 39, 176, 0.2);
}

.product-card:nth-child(4) .product-icon-svg {
    border-right-color: rgba(255, 152, 0, 0.1);
}
.product-card:nth-child(4):hover .product-icon-svg {
    background-color: rgba(255, 152, 0, 0.05);
    border-right-color: rgba(255, 152, 0, 0.2);
}

.product-card:nth-child(5) .product-icon-svg {
    border-right-color: rgba(76, 175, 80, 0.1);
}
.product-card:nth-child(5):hover .product-icon-svg {
    background-color: rgba(76, 175, 80, 0.05);
    border-right-color: rgba(76, 175, 80, 0.2);
}

.product-info {
    flex: 1;
    padding: 30px;
}

.product-info h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.product-info p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--light-text);
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 10px;
    color: var(--light-text);
}

.feature-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* 解决方案 */
.solutions {
    padding: 80px 0;
}

.solution-tabs {
    max-width: 900px;
    margin: 0 auto;
}

.tab-nav {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 12px 25px;
    font-size: 16px;
    font-weight: 500;
    color: var(--light-text);
    border-bottom: 3px solid transparent;
    margin: 0 5px;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-content {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 30px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

.solution-content h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.solution-content p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--light-text);
    margin-bottom: 30px;
}

.solution-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.feature h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.feature p {
    font-size: 14px;
    margin-bottom: 0;
}

/* 产品优势 */
.product-advantages {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-item {
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
}

.advantage-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.advantage-icon {
    margin-bottom: 20px;
}

.advantage-icon img {
    width: 60px;
    height: 60px;
}

.advantage-item h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.advantage-item p {
    font-size: 14px;
    color: var(--light-text);
}

/* 咨询表单 */
.consultation-form {
    padding: 80px 0;
}

.consultation-form .form-container {
    max-width: 800px;
    margin: 0 auto;
}

.consultation-form p {
    text-align: center;
    margin-bottom: 30px;
    font-size: 16px;
    color: var(--light-text);
}

.form-group {
    margin-bottom: 20px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .product-banner h1 {
        font-size: 36px;
    }
    
    .product-card {
        flex-direction: column;
    }
    
    .product-icon {
        flex: 0 0 auto;
        padding: 20px;
    }
    
    .solution-features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .product-banner {
        padding: 60px 0;
    }
    
    .product-banner h1 {
        font-size: 30px;
    }
    
    .product-overview,
    .core-products,
    .solutions,
    .product-advantages,
    .consultation-form {
        padding: 60px 0;
    }
    
    .overview-content p {
        font-size: 16px;
    }
    
    .tab-nav {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        padding: 10px 15px;
        font-size: 14px;
    }
    
    .solution-features {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .product-banner h1 {
        font-size: 26px;
    }
    
    .product-banner p {
        font-size: 16px;
    }
    
    .product-overview,
    .core-products,
    .solutions,
    .product-advantages,
    .consultation-form {
        padding: 40px 0;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}