/* ============================================
   关于我们专业优化样式
   ============================================ */

/* 关于我们内容区域 */
.about-section {
    background: #f8f9fa;
}

/* 侧边栏样式 */
.about-sidebar {
    position: sticky;
    top: 100px;
}

.about-sidebar .sidebar-widget {
    background: #fff;
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 25px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.about-sidebar .sidebar-widget:hover {
    box-shadow: 0 5px 25px rgba(0, 0, 0, 0.12);
    transform: translateY(-3px);
}

/* 侧边栏组件 - 限定作用域避免冲突 */
.about-sidebar .widget-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.about-sidebar .widget-header i {
    font-size: 20px;
    color: #42e8df;
}

.about-sidebar .widget-title {
    font-size: 20px;
    font-weight: 700;
    color: #142A85;
    margin: 0;
}

/* 分类列表 */
.about-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-sidebar .category-item {
    margin-bottom: 8px;
}

/* 侧边栏分类链接 - 限定作用域避免与导航冲突 */
.about-sidebar .category-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 15px;
    color: #555;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.3s ease;
    font-size: 15px;
    font-weight: 500;
}

.about-sidebar .category-link i {
    font-size: 16px;
    color: #42e8df;
    width: 20px;
    text-align: center;
}

.about-sidebar .category-link:hover {
    background: #f0f7ff;
    color: #142A85;
    transform: translateX(5px);
}

/* 联系客服框 */
.about-contact-box {
    text-align: center;
    padding: 20px 0;
}

.about-contact-box p {
    color: #777;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.6;
}

.about-contact-box .contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 30px;
    background: linear-gradient(135deg, #42e8df, #1a9b8f);
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(66, 232, 223, 0.3);
}

.about-contact-box .contact-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(66, 232, 223, 0.4);
    color: #fff;
}

/* 内容区域 */
.about-content-area {
    background: #fff;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
}

/* 内容项 */
.about-content-item {
    margin-bottom: 50px;
    padding-bottom: 40px;
    border-bottom: 1px solid #f0f0f0;
}

.about-content-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

/* 内容项头部 */
.content-item-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 25px;
}

.content-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #42e8df, #1a9b8f);
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(66, 232, 223, 0.3);
}

.content-icon i {
    font-size: 24px;
    color: #fff;
}

.content-title {
    font-size: 28px;
    font-weight: 700;
    color: #142A85;
    margin: 0;
}

/* 内容主体 */
.content-body {
    color: #555;
    line-height: 1.8;
    font-size: 16px;
}

.content-body p {
    margin-bottom: 20px;
    text-align: justify;
}

.content-body p:last-child {
    margin-bottom: 0;
}

/* 优势列表 */
.advantage-list {
    margin-top: 30px;
}

.advantage-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    margin-bottom: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    border-left: 4px solid #42e8df;
    transition: all 0.3s ease;
}

.advantage-item:hover {
    background: #f0f7ff;
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.advantage-item:last-child {
    margin-bottom: 0;
}

.advantage-icon {
    font-size: 32px;
    color: #42e8df;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(66, 232, 223, 0.1);
    border-radius: 10px;
}

.advantage-content {
    flex: 1;
}

.advantage-title {
    font-size: 20px;
    font-weight: 700;
    color: #142A85;
    margin-bottom: 10px;
}

.advantage-content p {
    color: #666;
    line-height: 1.8;
    margin: 0;
}

/* 证书图片 */
.certificate-wrapper {
    text-align: center;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-top: 20px;
}

.certificate-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.certificate-image:hover {
    transform: scale(1.02);
}

/* 联系方式区域 */
.contact-section {
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4f8 100%);
    padding: 40px;
    border-radius: 12px;
    border: none;
    margin-top: 30px;
}

.contact-info-list {
    margin-top: 20px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    margin-bottom: 20px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.contact-info-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.contact-info-item:last-child {
    margin-bottom: 0;
}

.contact-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #42e8df, #1a9b8f);
    border-radius: 12px;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 24px;
    color: #fff;
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 16px;
    font-weight: 600;
    color: #142A85;
    margin-bottom: 8px;
}

.contact-value {
    font-size: 16px;
    color: #555;
    margin: 0;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 991px) {
    .about-sidebar {
        position: static;
        margin-bottom: 40px;
    }
    
    .about-content-area {
        padding: 30px 20px;
    }
    
    .content-title {
        font-size: 24px;
    }
    
    .advantage-item {
        flex-direction: column;
        text-align: center;
    }
    
    .advantage-icon {
        margin: 0 auto;
    }
    
    .contact-info-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-icon {
        margin: 0 auto;
    }
}

@media (max-width: 767px) {
    .about-content-area {
        padding: 25px 15px;
    }
    
    .content-item-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .content-title {
        font-size: 22px;
    }
    
    .content-body {
        font-size: 15px;
    }
    
    .advantage-item {
        padding: 20px;
    }
    
    .advantage-title {
        font-size: 18px;
    }
    
    .contact-section {
        padding: 25px 15px;
    }
    
    .contact-info-item {
        padding: 20px;
    }
}