/* 全局样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    color: #333;
    line-height: 1.6;
    background-color: #f5f5f5;
}

/* SSL证书页面样式 */

/* SSL Banner区域样式 */
.ssl-banner {
    background: linear-gradient(to right, #c1dbf9, #f8fafc);
    padding: 80px 0;
    text-align: center;
}

.ssl-banner-content {
    max-width: 800px;
    margin: 0 auto;
}

.ssl-banner-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 30px;
}

.ssl-banner-title {
    font-size: 36px;
    color: #191919;
    margin-bottom: 20px;
    font-weight: 600;
}

.ssl-banner-subtitle {
    font-size: 16px;
    color: #595959;
    margin-bottom: 30px;
    line-height: 1.6;
}

.ssl-banner-btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: transparent;
    color: #191919;
    border: 1px solid #191919;
    border-radius: 20px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.ssl-banner-btn:hover {
    background-color: #191919;
    color: #fff;
}

/* SSL证书介绍卡片样式 */
.ssl-intro-section {
    padding: 80px 0;
    background-color: #fff;
}

.ssl-section-title {
    font-size: 36px;
    color: #191919;
    text-align: center;
    margin-bottom: 50px;
    font-weight: 600;
}

.ssl-intro-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.ssl-intro-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 3rem;
    align-items: center;
}

.ssl-intro-left {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.ssl-intro-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.ssl-intro-image {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .ssl-intro-content {
        flex-direction: column;
        gap: 2rem;
    }
    
    .ssl-intro-right {
        order: -1;
    }
    
    .ssl-section-title {
        font-size: 28px;
    }
    
    .ssl-banner-title {
        font-size: 28px;
    }
}

.ssl-intro-text {
    margin-bottom: 30px;
}

.ssl-intro-text p {
    font-size: 16px;
    color: #333;
    line-height: 1.8;
    margin-bottom: 15px;
}

.ssl-advantages-title {
    font-size: 16px;
    color: #377dff;
    margin-bottom: 20px;
    font-weight: 500;
}

.ssl-advantages-list {
    display: flex;
    gap: 20px;
    width: 100%;
}

.ssl-advantage-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    min-width: 0; /* 防止内容溢出 */
}

.ssl-advantage-text {
    margin-top: 10px;
    font-size: 16px;
    color: #333;
    word-wrap: break-word;
    max-width: 100%;
}

.ssl-advantage-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.ssl-advantage-item span {
    font-size: 16px;
    color: #333;
    font-weight: 500;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .ssl-advantage-item {
        flex: 0 0 calc(50% - 15px);
    }
}

@media (max-width: 768px) {
    .ssl-banner {
        padding: 60px 0;
    }
    
    .ssl-banner-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 20px;
    }
    
    .ssl-banner-title,
    .ssl-section-title {
        font-size: 28px;
    }
    
    .ssl-banner-subtitle {
        font-size: 14px;
    }
    
    .ssl-intro-section {
        padding: 60px 0;
    }
    
    .ssl-intro-card {
        padding: 30px 20px;
    }
    
    .ssl-advantage-item {
        flex: 0 0 100%;
    }
}

@media (max-width: 576px) {
    .ssl-banner-title,
    .ssl-section-title {
        font-size: 24px;
    }
    
    .ssl-banner-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
}

/* 蓝色顶线 */
.top-bar {
    height: 4px;
    background-color: #377dff;
    width: 100%;
}

/* 蓝色顶线 - 用于其他页面 */
.top-blue-line {
    height: 4px;
    background-color: #377dff;
    width: 100%;
}

/* 头部样式 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    padding: 0;
    transition: all 0.3s ease;
}

/* 固定在顶部的头部样式 */
.header.fixed {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* 为了防止内容被固定头部遮挡，添加一个占位元素 */
.header-placeholder {
    display: none;
    height: 70px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo样式 */
.logo img {
    height: 40px;
}

/* 导航菜单样式 */
.nav {
    flex: 1;
    margin: 0 40px;
}

.nav-list {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-right: 10px;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: block;
    padding: 25px 0;
}

.nav-link:hover {
    color: #377dff;
}

/* 二级菜单样式 - 通屏背景一行4个矩形块 */
.nav-item.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: fixed;
    top: auto;
    left: 0;
    width: 100%;
    background-color: #f9fbfd;
    z-index: 2000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    padding: 30px 0;
    border-top: 1px solid #e8ebf0;
}

.nav-item.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-content {
    display: flex;
    flex-wrap: wrap;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
    gap: 20px;
}

.dropdown-item {
    flex: 0 0 calc(25% - 15px);
    background-color: white;
    border-radius: 6px;
    padding: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    border: 1px solid #f0f2f5;
}

.dropdown-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border-color: #377dff;
}

.dropdown-item h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin: 0 0 8px 0;
    transition: color 0.3s ease;
}

.dropdown-item:hover h4 {
    color: #377dff;
}

.dropdown-item p {
    font-size: 14px;
    color: #666;
    margin: 0;
    line-height: 1.5;
}


/* 搜索框样式 */
.search {
    position: relative;
    width: 238px;
}

.search-input {
    width: 100%;
    height: 36px;
    padding: 0 40px 0 15px;
    border: 1px solid #191919;
    border-radius: 20px;
    font-size: 14px;
    color: #333;
}

.search-input::placeholder {
    color: #c2c2c2;
}

.search-btn {
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 40px;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #666;
    font-size: 16px;
}

.search-btn:hover {
    color: #377dff;
}

/* 公共服务项目样式 - 用于产品优势、服务器特点等区域 */
.our-services {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.services-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.service-item {
    display: flex;
    align-items: center;
    background-color: #ffffff;
    border-radius: 12px;
    padding: 25px;
    width: calc(33.333% - 20px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.service-icon {
    margin-right: 20px;
    flex-shrink: 0;
}

.service-icon img {
    width: 50px;
    height: 50px;
}

.service-content {
    text-align: left;
}

.service-title {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.service-line {
    width: 40px;
    height: 2px;
    background-color: #595959;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.service-item:hover .service-line {
    width: 80px;
    background-color: #0066cc;
}

.service-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.5;
}

/* 响应式设计 - 公共服务项目 */
@media (max-width: 1200px) {
    .service-item {
        width: calc(50% - 15px);
    }
}

@media (max-width: 768px) {
    .service-item {
        width: 100%;
    }
    
    .services-container {
        gap: 20px;
    }
}

/* 右侧按钮样式 */
.header-buttons {
    display: flex;
    align-items: center;
}

.btn-document,
.btn-member {
    text-decoration: none;
    padding: 8px 16px;
    margin-left: 15px;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.btn-document {
    background-color: transparent;
    color: #191919;
}

.btn-document:hover {
    color: #0018c7;
}

.btn-member {
    background-color: #0018c7;
    color: #fff;
}

.btn-member:hover {
    background-color: #001296;
    color: #fff;
}

/* 轮播Banner样式 */
.banner {
    height: 350px;
    width: 100%;
    position: relative;
    overflow: hidden;
    margin-top: 0;
}

/* 轮播控制按钮 */
.banner-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.3);
    color: #fff;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10;
}

.banner-control:hover {
    background-color: rgba(0, 0, 0, 0.6);
}

.banner-control-prev {
    left: 20px;
}

.banner-control-next {
    right: 20px;
}

/* 特色服务版块样式 */
.features {
    background-color: #fbfbfb;
    width: 100%;
    height: 115px;
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.features-container {
    max-width: 1300px;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    height: 100%;
}

.feature-item {
    flex: 1;
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 15px;
    margin: 0 5px;
    transition: all 0.3s ease;
    border-radius: 8px;
    cursor: pointer;
}

.feature-item:hover {
    background-color: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.feature-icon {
    margin-right: 15px;
}

.feature-img {
    width: 48px;
    height: 48px;
    display: block;
}

.feature-content {
    flex: 1;
}

.feature-title {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    margin: 0 0 5px 0;
}

.feature-desc {
    font-size: 12px;
    color: #666;
    margin: 0;
    line-height: 1.4;
}

/* 优惠推荐版块样式 */
.promotions {
    padding: 60px 0;
}

.promotions-container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 标题样式 */
.promotions-header {
    text-align: center;
    margin-bottom: 40px;
}

.promotions-title {
    font-size: 30px;
    color: #191919;
    margin: 0 0 10px 0;
    font-weight: 500;
}

.promotions-subtitle {
    font-size: 16px;
    color: #595959;
    margin: 0;
}

/* 卡片容器样式 */
.promotions-cards {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    flex-wrap: wrap;
}

/* 卡片样式 */
.promotion-card {
    flex: 1;
    min-width: 300px;
    background-color: #fff;
    border-radius: 20px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    padding: 30px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.promotion-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* 卡片右上角旋转正方形角标 */
.card-corner {
    position: absolute;
    top: -72px;
    right: 30px;
    width: 100px;
    height: 100px;
    background-color: #ff7b3c;
    border-radius: 20px;
    transform: rotate(45deg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 角标内文字 */
.card-corner::before {
    content: "限时";
    position: absolute;
    top: 26px;
    left: 26px;
    font-size: 16px;
    font-weight: bold;
    color: white;
    text-align: center;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(-45deg);
    z-index: 1;
}

/* 服务器租用/托管栏目样式 */
.server-hosting {
    padding: 60px 0;
    background-color: #fff;
}

.server-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.server-header {
    text-align: center;
    margin-bottom: 40px;
}

.server-title {
    font-size: 30px;
    color: #191919;
    margin-bottom: 10px;
    font-weight: 500;
}

.server-subtitle {
    font-size: 16px;
    color: #595959;
}

.server-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.server-card {
    flex: 1;
    min-width: calc(25% - 15px);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

/* 介绍卡片样式 */
.server-info-card {
    background: linear-gradient(135deg, #accbee 0%, #e7f0fd 100%);
    text-align: left;
    position: relative;
}

.server-info-text {
    font-size: 14px;
    color: #595959;
    line-height: 2.2;
    margin: 0 0 30px 0;
    text-align: left;
}

/* 服务器租用栏目查看更多按钮 */
.server-info-card .more-btn {
    position: absolute;
    bottom: 20px;
    right: 20px;
    padding: 8px 20px;
    background-color: white;
    border: 1px solid #2971de;
    color: #2971de;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

/* 产品卡片样式 */
.server-product-card {
    background-color: white;
    border: 1px solid #e8e8e8;
}

.server-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.product-icon {
    font-size: 40px;
    color: #377dff;
    margin-bottom: 15px;
}

.product-title {
    font-size: 16px;
    color: #191919;
    margin-bottom: 10px;
    font-weight: 500;
}

.product-desc {
    font-size: 14px;
    color: #595959;
    margin-bottom: 15px;
}

.product-price {
    font-size: 24px;
    color: #e00505;
    margin-bottom: 20px;
    font-weight: bold;
}

.product-btn {
    display: inline-block;
    padding: 8px 25px;
    border: 1px solid #191919;
    background-color: white;
    color: #191919;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

.product-btn:hover {
    background-color: #191919;
    color: white;
}

/* 虚拟主机/域名注册/SSL证书栏目样式 */
.web-hosting {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.web-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.web-header {
    text-align: center;
    margin-bottom: 40px;
}

.web-title {
    font-size: 30px;
    color: #191919;
    margin-bottom: 10px;
    font-weight: 500;
}

.web-subtitle {
    font-size: 16px;
    color: #595959;
}

.web-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.web-card {
    flex: 1;
    min-width: calc(25% - 15px);
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
}

/* 介绍卡片样式 - 使用不同的渐变背景 */
.web-info-card {
    background: linear-gradient(135deg, #e0c3fc 0%, #8ec5fc 100%);
    text-align: left;
    position: relative;
}

.web-info-text {
    font-size: 14px;
    color: #595959;
    line-height: 2.2;
    margin: 0 0 30px 0;
    text-align: left;
}

/* 虚拟主机栏目查看更多按钮 */
.web-info-card .more-btn {
    position: absolute;
    bottom: 20px;
    right: 20px;
    padding: 8px 20px;
    background-color: white;
    border: 1px solid #2971de;
    color: #2971de;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
}

/* 按钮交互效果 */
.more-btn:hover {
    background-color: #2971de;
    color: white;
}

/* 产品卡片样式 */
.web-product-card {
    background-color: white;
    border: 1px solid #e8e8e8;
}

.web-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .server-card,
    .web-card {
        min-width: calc(50% - 10px);
    }
}

/* 文档中心页面样式 */

/* Banner区域样式 */
.document-banner {
    background: url('../images/banner-pcc.jpg') center/cover no-repeat;
    padding: 100px 0;
    text-align: center;
    color: #191919;
  
}

.document-banner-content {
    max-width: 800px;
    margin: 0 auto;
}

.document-banner-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.document-banner-subtitle {
    font-size: 18px;
    margin-bottom: 40px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
    color: #595959;
}

.document-search-form form {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
}

.document-search-input-wrapper {
    position: relative;
    width: 950px;
    max-width: 80%;
}

.document-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: #999;
    font-size: 18px;
}

.document-search-input {
    width: 100%;
    height: 58px;
    padding: 0 20px 0 50px;
    border: none;
    border-radius: 29px 0 0 29px;
    font-size: 16px;
    outline: none;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.document-search-btn {
    height: 58px;
    padding: 0 40px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 0 29px 29px 0;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0,123,255,0.3);
}

.document-search-btn:hover {
    background-color: #0056b3;
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0,123,255,0.4);
}

/* 文档卡片区域样式 */
.document-cards {
    padding: 60px 0;
    background-color: #f8f9fa;
}

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

.document-card {
    background-color: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.document-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.12);
}

.document-card-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.document-card-icon {
    width: 60px;
    height: 60px;
    background-color: #f0f7ff;
    color: #007bff;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-right: 15px;
    font-size: 28px;
}

.document-card-title {
    font-size: 24px;
    font-weight: bold;
    color: #191919;
    margin: 0;
}

.document-card-body {
    margin-bottom: 25px;
}

.document-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.document-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding:   0;
    border-bottom: 1px solid #f5f5f5;
}

.document-item:last-child {
    border-bottom: none;
}

.document-link {
    color: #333;
    text-decoration: none;
    font-size: 15px;
    transition: color 0.3s ease;
    flex: 1;
    margin-right: 15px;
}

.document-link:hover {
    color: #007bff;
}

.document-date {
    color: #999;
    font-size: 14px;
}

.document-card-footer {
    text-align: right;
}

.document-more {
    color: #007bff;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    position: relative;
    padding-right: 12px;
    transition: color 0.3s ease;
}

.document-more::after {
    content: '\f105';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    right: 0;
    top: 0;
}

.document-more:hover {
    color: #0056b3;
}
.pager .pagination {
  margin: 0;
}
.pager .pager {
  margin: 0;
}
.pager li {
  margin: 0 0.4em;
  display: inline-block;
}
.pager li:first-child > a,
.pager li:last-child > a,
.pager li:first-child > span,
.pager li:last-child > span {
  padding: 0.5em 1.2em;
}
.pager li > a,
.pager li > span {
  background: #fff;
  
  border: 1px solid #e6e6e6;
  border-radius: 0.8em;
  padding: 0.5em 0.93em;
  font-size: 14px;
  text-decoration: none;
}
.list-partner li {
  display: inline-block;
  margin: 0 12px 12px 0;
  width: 140px;
  text-align: center;
  border: 1px solid #efefef;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .document-search-input-wrapper {
        width: 700px;
    }
}

@media (max-width: 992px) {
    .document-banner {
        padding: 80px 0;
    }
    .document-banner-title {
        font-size: 36px;
    }
    .document-search-input-wrapper {
        width: 500px;
    }
    .document-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .document-banner {
        padding: 60px 20px;
    }
    .document-banner-title {
        font-size: 28px;
    }
    .document-banner-subtitle {
        font-size: 16px;
    }
    .document-search-form {
        flex-direction: column;
        gap: 15px;
    }
    .document-search-input-wrapper {
        width: 100%;
        max-width: 100%;
    }
    .document-search-input {
        border-radius: 29px;
    }
    .document-search-btn {
        width: 100%;
        border-radius: 29px;
    }
    .document-cards-grid {
        grid-template-columns: 1fr;
    }
    .document-card-header {
        flex-direction: column;
        text-align: center;
    }
    .document-card-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
}

@media (max-width: 576px) {
    .document-banner-title {
        font-size: 24px;
    }
    .document-card {
        padding: 20px;
    }
    .document-card-title {
        font-size: 20px;
    }
    .document-card-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    .document-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    .document-date {
        font-size: 13px;
    }
}

/* 文档中心按钮激活状态 */
.btn-document.active {
    background-color: #0056b3;
    color: #fff;
}

@media (max-width: 768px) {
    .server-card,
    .web-card {
        min-width: 100%;
    }
    
    .server-title,
    .web-title {
        font-size: 24px;
    }
    
    .server-subtitle,
    .web-subtitle {
        font-size: 14px;
    }
}

/* 「云前沿」技术服务栏目样式 */
.tech-services {
    padding: 60px 0;
   
}

.tech-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

.tech-title {
    font-size: 30px;
    color: #191919;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 500;
}

/* 选项卡标题样式 */
.tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 30px;
    border-bottom: 1px solid #e8e8e8;
    padding-bottom: 10px;
}

.tab-title {
    padding: 10px 20px;
    font-size: 16px;
    color: #595959;
    cursor: pointer;
    transition: all 0.3s ease;
    margin: 0 10px;
    position: relative;
}

.tab-title:hover {
    color: #191919;
}

/* 选中状态样式 */
.tab-title.active {
    color: #191919;
    font-weight: bold;
}

.tab-title.active::after {
    content: '';
    position: absolute;
    bottom: -11px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #191919;
}

/* 选项卡内容样式 */
.tab-content {
    min-height: 400px;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 通用卡片样式 */
.tab-cards {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

.tab-card {
    flex: 1;
    min-width: calc(25% - 15px);
    border: 1px solid #e8e8e8;
    border-radius: 15px;
    padding: 30px 20px;
    text-align: center;
    transition: all 0.3s ease;
    background-color: #fff;
}

.tab-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.tab-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.tab-card-title {
    font-size: 18px;
    color: #191919;
    margin-bottom: 15px;
    font-weight: 500;
}

.tab-card-desc {
    font-size: 14px;
    color: #595959;
    margin-bottom: 20px;
    line-height: 1.6;
}

.tab-card-price {
    font-size: 24px;
    color: #e00505;
    margin-bottom: 20px;
    font-weight: bold;
}

/* 按钮样式 */
.tab-btn {
    display: inline-block;
    padding: 10px 25px;
    border: 1px solid #191919;
    background-color: white;
    color: #191919;
    border-radius: 20px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    margin-bottom: 10px;
}

.tab-btn:hover {
    background-color: #191919;
    color: white;
}

/* 立即购买按钮样式（与了解详情区分） */
.tab-btn.buy-btn {
    background-color: #191919;
    color: white;
    margin-left: 10px;
}

.tab-btn.buy-btn:hover {
    background-color: #333;
    border-color: #333;
}

/* 漏洞扫描卡片样式 */
.vuln-scan-card {
    background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
    background-image: 
        linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%),
        radial-gradient(circle at 100% 0%, rgba(255, 255, 255, 0.2) 10%, transparent 20%),
        radial-gradient(circle at 0% 100%, rgba(255, 255, 255, 0.2) 10%, transparent 20%),
        radial-gradient(circle at 100% 100%, rgba(255, 255, 255, 0.2) 10%, transparent 20%),
        radial-gradient(circle at 0% 0%, rgba(255, 255, 255, 0.2) 10%, transparent 20%);
    background-attachment: fixed;
    border-radius: 15px;
    padding: 40px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

/* 科技感线条装饰 */
.vuln-scan-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}

.tab-icon-large {
    font-size: 60px;
    margin-bottom: 25px;
}

.vuln-title {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: 500;
}

.vuln-desc {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.vuln-features {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.vuln-feature {
    background-color: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
}

.tab-btn.primary {
    background-color: white;
    color: #3b82f6;
    border-color: white;
    font-weight: bold;
    padding: 12px 30px;
    font-size: 16px;
}

.tab-btn.primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
    color: #2563eb;
}

/* 为什么选择云前沿栏目样式 */
.why-us-section {
    background-color: #f9f9f9;
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 36px;
    color: #191919;
    margin-bottom: 15px;
    font-weight: bold;
}

.section-subtitle {
    font-size: 16px;
    color: #595959;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto;
}

.why-us-content {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.why-us-left {
    flex: 1;
}

.why-us-cards {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.why-us-card {
    background-color: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 10px;
    padding: 25px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.why-us-card:hover:not(.active) {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
    border-color: #1890ff;
}

.why-us-card:hover:not(.active) .why-us-card-icon {
    background-color: #f0f9ff;
    transform: scale(1.1);
}

.why-us-card:hover:not(.active) .why-us-card-icon i {
    color: #1890ff;
    transform: scale(1.15);
}

.why-us-card:hover:not(.active) .why-us-card-title {
    color: #1890ff;
}

.why-us-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: #191919;
}

.why-us-card.active {
    background-color: #191919;
    color: #fff;
}

.why-us-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid #191919;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    background-color: #fff;
    font-size: 24px;
    color: #1890ff;
    transition: all 0.3s ease;
}

.why-us-card:hover .why-us-icon {
    background-color: #191919;
    color: #fff;
}

.why-us-card.active .why-us-icon {
    border-color: #fff;
    background-color: #1890ff;
    color: #fff;
}

.why-us-card-title {
    font-size: 16px;
    font-weight: 500;
    margin: 0;
    transition: color 0.3s ease;
}

.why-us-card.active .why-us-card-title {
    color: #fff;
}

/* 右侧大卡片样式 */
.why-us-right {
    flex: 1;
    min-width: 0;
}

.why-us-detail {
    background-color: #fff;
    border-radius: 15px;
    padding: 40px;
    border: 1px solid #e8e8e8;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-blend-mode: overlay;
    background-color: rgba(255, 255, 255, 0.95);
}

.why-us-detail.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

/* 为每个详情卡片设置不同的背景图 */
#card1.why-us-detail {
    background-image: url('../images/icon1.jpg');
}

#card2.why-us-detail {
    background-image: url('../images/icon2.jpg');
}

#card3.why-us-detail {
    background-image: url('../images/icon3.jpg');
}

#card4.why-us-detail {
    background-image: url('../images/icon4.jpg');
}

#card5.why-us-detail {
    background-image: url('../images/icon5.jpg');
}

#card6.why-us-detail {
    background-image: url('../images/icon6.jpg');
}

.why-us-detail-title {
    font-size: 28px;
    color: #191919;
    margin-bottom: 20px;
    font-weight: 600;
}

.why-us-detail-desc {
    font-size: 16px;
    color: #595959;
    line-height: 1.8;
    margin-bottom: 30px;
}

.why-us-detail-buttons {
    display: flex;
    gap: 15px;
}

.why-us-detail-btn {
    display: inline-block;
    padding: 12px 28px;
    border: 1px solid #191919;
    background-color: transparent;
    color: #191919;
    border-radius: 25px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.why-us-detail-btn:hover {
    background-color: #191919;
    color: #fff;
}

.why-us-detail-btn.primary {
    background-color: #1890ff;
    border-color: #1890ff;
    color: #fff;
}

.why-us-detail-btn.primary:hover {
    background-color: #40a9ff;
    border-color: #40a9ff;
}

/* 文档中心栏目样式 */
.document-center {
    
    padding: 60px 0;
}

.document-center .section-title {
    text-align: center;
    font-size: 36px;
    color: #191919;
    margin-bottom: 50px;
    font-weight: 600;
}

.document-cards {
    display: flex;
    gap: 30px;
}
.document-cards-page{
    padding:60px 0;
}
.document-card {
    flex: 1;
    background-color: #fff;
    
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin: 0 15px;
}

.document-card-header {

    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e8e8e8;
}

.document-card-title {
    font-size: 18px;
    color: #191919;
    margin: 0;
    font-weight: 500;
}

.document-more {
    color: #1890ff;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.document-more:hover {
    color: #40a9ff;
    text-decoration: underline;
}

.document-card-content {
    padding:0;
}

.document-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.document-item {
    margin-bottom: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid #f0f0f0;
}

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

.document-link {
    font-size: 12px;
    color: #595959;
    text-decoration: none;
    transition: color 0.3s ease;
    flex: 1;
    margin-right: 15px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.document-link:hover {
    color: #1890ff;
}

.document-date {
    font-size: 12px;
    color: #999;
    white-space: nowrap;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .document-center {
        padding: 50px 0;
    }
    
    .document-center .section-title {
        font-size: 32px;
        margin-bottom: 40px;
    }
}

@media (max-width: 992px) {
    .document-cards {
        flex-wrap: wrap;
    }
    
    .document-card {
        flex: 0 0 calc(50% - 30px);
        margin-bottom: 30px;
    }
    
    .document-card:last-child {
        margin-bottom: 0;
    }
    
    .document-center .section-title {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .document-center {
        padding: 40px 0;
    }
    
    .document-cards {
        gap: 20px;
        margin: 0 -10px;
    }
    
    .document-card {
        margin: 0 10px 20px;
    }
    
    .document-card-header {
        padding: 15px 20px;
    }
    
    .document-card-title {
        font-size: 16px;
    }
    
    .document-card-content {
        padding: 15px 20px;
    }
    
    .document-center .section-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
}

@media (max-width: 576px) {
    .document-card {
        flex: 0 0 100%;
        margin: 0 10px 20px;
    }
    
    .document-card-header {
        padding: 15px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .document-center .section-title {
        font-size: 20px;
        padding: 0 20px;
    }
    
    .document-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .document-date {
        align-self: flex-end;
    }
}

/* 服务特点区域样式 */
.service-features {
    height: 80px;
    width: 100%;
    background: linear-gradient(to right, #e7f0fd, #accbee);
    display: flex;
    align-items: center;
}

.service-features .container {
    width: 100%;
}

.service-feature-list {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
}

.service-feature-item {
    display: flex;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.service-feature-icon {
    margin-right: 10px;
}

.service-feature-icon img {
    width: 38px;
    height: 38px;
    display: block;
}

.service-feature-text {
    font-size: 16px;
    color: #191919;
    font-weight: 800;
}

/* 页脚样式 */
.footer {
    background-color: #ffffff;
    padding: 40px 0;
    border-top: 1px solid #e4e4e4;
}

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

.footer-content {
    display: flex;
    justify-content: space-between;
}

/* 左侧公司信息样式 */
.footer-left {
    width: 300px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo img {
    max-width: 200px;
    height: auto;
}

.footer-company {
    font-size: 18px;
    color: #191919;
    font-weight: 600;
    margin-bottom: 15px;
}

.footer-copyright {
    font-size: 14px;
    color: #595959;
    margin-bottom: 15px;
}

.footer-contact {
    margin-bottom: 20px;
}

.footer-hotline, .footer-email {
    font-size: 14px;
    color: #595959;
    margin-bottom: 8px;
}

/* 二维码样式 */
.footer-qrcodes {
    display: flex;
    gap: 60px;
    margin-top: 20px;
}

.qrcode-item {
    text-align: center;
}

.qrcode {
    width: 136px;
    height: 136px;
    background-color: #f5f5f5;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qrcode-text {
    font-size: 14px;
    color: #1890ff;
    font-weight: 500;
}

/* 右侧快速导航样式 */
.footer-right {
    flex: 1;
    max-width: 700px;
    margin-left: 50px;
}

.quick-nav {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
}

.nav-column {
    flex: 1;
    margin-right: 20px;
}

.nav-column:last-child {
    margin-right: 0;
}

.nav-title {
    font-size: 18px;
    color: #191919;
    font-weight: 600;
    margin-bottom: 15px;
}

.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-list li {
    margin-bottom: 10px;
}

.nav-list a {
    font-size: 14px;
    color: #595959;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-list a:hover {
    color: #1890ff;
}

/* 页脚导航样式 - 确保每行显示一个栏目 */
.footer-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav-list li {
    margin-bottom: 10px;
    display: block;
}

.footer-nav-list a {
    font-size: 14px;
    color: #595959;
    text-decoration: none;
    transition: color 0.3s;
    display: block;
}

.footer-nav-list a:hover {
    color: #1890ff;
}

/* 友情链接样式 */
.friend-links {
    margin-bottom: 30px;
    border-top: 1px solid #e4e4e4;
    border-bottom: 1px solid #e4e4e4;
    padding: 15px 0;
}

.friend-links-list a {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #191919;
    text-decoration: none;
    margin-right: 15px
}

.friend-links-list a:hover{
    color: #1890ff;
}

.friend-links-list i.fas.fa-link {
    margin-right: 10px;
    font-size: 16px;
    color: #1890ff;
}

/* 等保专属Banner */
.db-banner {
    background: url('../images/db-banner.png') no-repeat center center;
    background-size: cover;
    padding: 80px 0;
    color: #fff;
}

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

.db-banner-content {
    max-width: 800px;
}

.db-banner-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 1.2;
}

.db-banner-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.5;
}
.about-banner-subtitle {
    font-size: 18px;
    margin-bottom: 30px;
    line-height: 1.5;
}

.db-banner-btn {
    display: inline-block;
    background-color: #1890ff;
    color: #fff;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.db-banner-btn:hover {
    background-color: #40a9ff;
    transform: translateY(-2px);
}
.about-banner-btn {
    display: inline-block;
    background-color: #1890ff;
    color: #fff;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 20px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.about-banner-btn:hover {
    background-color: #40a9ff;
    transform: translateY(-2px);
}

/* 等保栏目样式 */
.db-content {
    padding: 60px 0;
    background-color: #f5f5f5;
}

.db-section-title {
    font-size: 36px;
    color: #191919;
    margin-bottom: 40px;
    text-align: center;
    font-weight: bold;
}

.db-cards {
    display: flex;
    gap: 30px;
    justify-content: space-between;
}

.db-card {
    flex: 1;
    background-color: #fff;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.db-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.db-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 25px;
}

.db-card-info {
    flex: 1;
}

.db-card-title {
    font-size: 24px;
    font-weight: bold;
    color: #191919;
    margin-bottom: 10px;
}

.db-card-subtitle {
    font-size: 14px;
    color: #595959;
    line-height: 1.5;
}

.db-card-level {
    width: 54px;
    height: 54px;
    background-color: #f0f0f0;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    color: #fff;
}
.l2{
    background-color: #0078fe;
}
.l3{
    background: linear-gradient(to right, #c872f2, #f772d1);
}
.l4{
    background: linear-gradient(to right, #fba980, #f7cb6b);
}

.db-card-services {
    margin-bottom: 30px;
}

.db-service-item {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    font-size: 16px;
    color: #191919;
}
.db-service-item .db-service-text{
    width: 100%;
    border-bottom: 1px solid #efeff1;
    line-height: 40px;
}

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

.db-service-icon {
    font-size: 18px;
    color: #191919;
    margin-right: 16px;
}

.db-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
}

.db-card-price {
    font-size: 18px;
    font-weight: bold;
    color: #c7000b;
}

.db-card-btn {
    padding: 8px 20px;
    border: 1px solid #000;
    color: #000;
    text-decoration: none;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s ease;
}

/* 信息安全等级保护基本概念样式 */
.db-concept {
    padding: 60px 0;
    background-color: #fafafa;
}

.db-concept-title {
    font-size: 36px;
    color: #191919;
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
}

.db-concept-content {
    display: flex;
    gap: 30px;
    align-items: flex-start;
}

.db-concept-left {
    flex: 1;
}

.db-concept-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.db-concept-card {
      border-radius: 16px;
      padding: 30px;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      transition: all 0.3s ease;
      cursor: pointer;
  }
  
  .db-concept-card:hover {
      transform: translateY(-5px) scale(1.02);
      box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
      z-index: 10;
  }
  
  .db-concept-card.large:hover {
      background: linear-gradient(135deg, #dde0d3, #c8e3fa);
  }
  
  .db-concept-card.small:hover {
      background-color: #f8f9fa;
      border: 1px solid #e0e0e0;
  }
  
  /* 信息安全等级划分样式 */
  .db-levels {
      padding: 80px 0;
      background-color: #f9f9f9;
  }
  
  .db-levels-title {
      text-align: center;
      font-size: 36px;
      color: #191919;
      margin-bottom: 60px;
      font-weight: 600;
  }
  
  .db-levels-content {
      display: flex;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 20px;
  }
  
  .db-level-card {
      flex: 0 0 calc(20% - 16px);
      background-color: white;
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
      transition: all 0.3s ease;
  }
  
  .db-level-card-header {
      background-color: #ff345a;
      color: white;
      font-size: 18px;
      padding: 7px 20px;
      border-bottom-left-radius: 20px;
    border-bottom-right-radius: 20px;
    font-weight: 500;
    text-align: center;
    width: 50%;
    margin: 0 auto;
  }
  
  .db-level-card-body {
      padding: 20px;
  }
  
  .db-level-card-body p {
      font-size: 14px;
      color: #191919;
      line-height: 2.1;
      margin: 0;
  }

.db-concept-card.large {
    background: linear-gradient(to right, #dde0d3, #c8e3fa);
    min-height: 100%;
}

.db-concept-card.small {
    background-color: #fff;
}

.db-concept-card-title {
    font-size: 24px;
    color: #191919;
    margin-bottom: 20px;
    font-weight: 400;
}

.db-concept-card-subtitle {
    font-size: 18px;
    color: #191919;
    margin-bottom: 15px;
    font-weight: 500;
}

.db-concept-card-text {
    font-size: 18px;
    color: #595959;
    line-height: 2.4;
    margin: 0;
    padding-bottom: 40px;
}
.db-concept-card-text-right {
    font-size: 12px;
    color: #595959;
    line-height: 1.6;
    margin: 0;
}

.db-card-btn:hover {
    background-color: #000;
    color: #fff;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .db-banner {
        padding: 60px 0;
    }
    
    .db-banner-title {
        font-size: 36px;
    }
    
    .db-banner-subtitle {
        font-size: 16px;
    }
    
    .db-cards {
        flex-direction: column;
        gap: 20px;
    }
    
    .db-card {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    
    /* 基本概念响应式 */
    .db-concept-content {
        flex-direction: column;
    }
    
    .db-concept-card.large {
        min-height: auto;
    }
    
    /* 等级划分响应式 */
    .db-levels {
        padding: 60px 0;
    }
    .db-levels-title {
        font-size: 30px;
        margin-bottom: 40px;
    }
    .db-level-card {
        flex: 0 0 calc(33.33% - 14px);
    }
}

@media (max-width: 768px) {
    .db-banner {
        padding: 50px 0;
    }
    
    .db-banner-title {
        font-size: 32px;
        margin-bottom: 15px;
    }
    
    .db-banner-subtitle {
        font-size: 14px;
        margin-bottom: 20px;
    }
    
    .db-banner-btn {
        padding: 10px 24px;
        font-size: 14px;
    }
    
    .db-section-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .db-card {
        padding: 25px 20px;
    }
    
    /* 基本概念响应式 */
    .db-concept {
        padding: 40px 0;
    }
    
    .db-concept-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .db-concept-card-title {
        font-size: 28px;
    }
    
    .db-concept-card-subtitle {
        font-size: 20px;
    }
    
    .db-concept-card-text {
        font-size: 16px;
    }
    
    /* 等级划分响应式 */
    .db-levels {
        padding: 50px 0;
    }
    .db-levels-title {
        font-size: 26px;
        margin-bottom: 30px;
    }
    .db-level-card {
        flex: 0 0 calc(50% - 10px);
    }
    .db-level-card-header {
        font-size: 16px;
    }
    .db-level-card-body p {
        font-size: 13px;
    }
}

@media (max-width: 576px) {
    .db-banner {
        padding: 40px 0;
        text-align: center;
    }
    
    .db-banner-content {
        max-width: 100%;
    }
    
    .db-banner-title {
        font-size: 28px;
        margin-bottom: 10px;
    }
    
    .db-banner-subtitle {
        font-size: 14px;
        margin-bottom: 20px;
    }
    
    .db-banner-btn {
        padding: 8px 20px;
        font-size: 14px;
    }
    
    .db-section-title {
        font-size: 24px;
    }
    
    .db-card {
        padding: 20px 15px;
    }
    
    .db-card-header {
        flex-direction: column;
        gap: 15px;
    }
    
    .db-card-footer {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    /* 基本概念响应式 */
    .db-concept {
        padding: 30px 0;
    }
    
    .db-concept-title {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .db-concept-card {
        padding: 20px;
    }
    
    .db-concept-card-title {
        font-size: 24px;
    }
    
    .db-concept-card-subtitle {
        font-size: 18px;
    }
    
    .db-concept-card-text {
        font-size: 14px;
    }
    
    /* 等级划分响应式 */
    .db-levels {
        padding: 40px 0;
    }
    .db-levels-title {
        font-size: 22px;
        margin-bottom: 20px;
    }
    .db-level-card {
        flex: 0 0 100%;
        margin-bottom: 20px;
    }
    .db-level-card:last-child {
        margin-bottom: 0;
    }
    /* 等级划分响应式 */
    .db-level-card-body {
        padding: 15px;
    }
}

/* 等保的流程样式 */
.db-flow {
    padding: 50px 0;
    
}

.db-flow-title {
    font-size: 36px;
    color: #191919;
    text-align: center;
    margin-bottom: 40px;
    font-weight: bold;
}

.db-flow-table-wrapper {
    overflow-x: auto;
    border-radius: 20px;
}

.db-flow-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #ededed;
    background-color: #fff;
}

.db-flow-table th,
.db-flow-table td {
    padding: 15px;
    border: 1px solid #ededed;
    text-align: center;
    vertical-align: middle;
    font-size: 14px;
    color: #191919;
}

.db-flow-table th {
    background-color: #e41717;
    color: #fff;
    font-weight: bold;
    font-size: 16px;
}

.db-flow-table tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}

.db-flow-table tbody tr:hover {
    background-color: #f0f0f0;
}

.db-flow-col1 {
    width: 120px;
    font-weight: bold;
}

.db-flow-col2, .db-flow-col3, .db-flow-col4, .db-flow-col5, .db-flow-col6 {
    width: 180px;
}
.db-flow-num{  
    font-size: 36px;   
    color: rgba(255, 255, 255, 0.4);
    font-style: italic;
    
}
/* 等保流程表格响应式设计 */
@media (max-width: 992px) {
    .db-flow {
        padding: 40px 0;
    }
    .db-flow-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    .db-flow-table th,
    .db-flow-table td {
        padding: 12px;
        font-size: 13px;
    }
    .db-flow-table th {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .db-flow-title {
        font-size: 24px;
        margin-bottom: 25px;
    }
    .db-flow-table th,
    .db-flow-table td {
        padding: 10px;
        font-size: 12px;
    }
    .db-flow-table th {
        font-size: 13px;
    }
    .db-flow-col1 {
        width: 100px;
    }
    .db-flow-col2, .db-flow-col3, .db-flow-col4, .db-flow-col5, .db-flow-col6 {
        width: 150px;
    }
}

@media (max-width: 576px) {
    .db-flow {
        padding: 30px 0;
    }
    .db-flow-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    .db-flow-table-wrapper {
        padding: 0 10px;
    }
    .db-flow-table th,
    .db-flow-table td {
        padding: 8px;
        font-size: 11px;
        line-height: 1.4;
    }
    .db-flow-table th {
        font-size: 12px;
    }
    .db-flow-col1 {
        width: 90px;
    }
    .db-flow-col2, .db-flow-col3, .db-flow-col4, .db-flow-col5, .db-flow-col6 {
        width: 130px;
    }
}

/* 备案信息样式 */
.footer-beian {
    margin-top: 20px;
}

.beian-row {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 15px;
}

.beian-row a {
    display: flex;
    align-items: center;
    font-size: 13px;
    color: #595959;
    text-decoration: none;
}

.beian-row img {
    width: 20px;
    height: 20px;
    margin-right: 8px;
}

.beian-row span {
    white-space: nowrap;
}

/* 页脚响应式设计 */
  @media (max-width: 992px) {
    .footer-content {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-left {
        width: 100%;
        text-align: center;
        margin-bottom: 30px;
    }
    
    .footer-right {
        margin-left: 0;
        width: 100%;
    }
    
    .quick-nav {
        flex-wrap: wrap;
    }
    
    .nav-column {
        width: 45%;
        margin-right: 5%;
        margin-bottom: 20px;
    }
    
    .nav-column:nth-child(2n) {
        margin-right: 0;
    }
    
    .beian-row {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 30px 0;
    }
    
    .footer-company {
        font-size: 16px;
    }
    
    .nav-column {
        width: 100%;
        margin-right: 0;
        margin-bottom: 20px;
        text-align: center;
    }
    
    .footer-qrcodes {
        justify-content: center;
    }
}

@media (max-width: 576px) {
    .footer {
        padding: 20px 0;
    }
    
    /* 在小屏幕上只显示必要信息，隐藏次要内容 */
    .footer-right .quick-nav,
    .footer-right .friend-links,
    .footer-left .footer-qrcodes {
        display: none;
    }
    
    .footer-content {
        flex-direction: column;
    }
    
    .footer-left {
        width: 100%;
        text-align: center;
        margin-bottom: 20px;
    }
    
    .footer-right {
        margin-left: 0;
        width: 100%;
    }
    
    .beian-row {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .beian-row a {
        justify-content: center;
        font-size: 12px;
    }
    
    .footer-copyright,
    .footer-hotline,
    .footer-email {
        font-size: 13px;
    }
}

  /* 响应式设计 */
  @media (max-width: 992px) {
    .service-features {
        height: auto;
        padding: 20px 0;
    }
    
    .service-feature-list {
        flex-wrap: wrap;
    }
    
    .service-feature-item {
        flex: 0 0 50%;
        margin-bottom: 15px;
    }
    
    .service-feature-item:nth-last-child(-n+2) {
        margin-bottom: 0;
    }
    
    .service-feature-text {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .service-feature-icon img {
        width: 20px;
        height: 20px;
    }
    
    .service-feature-text {
        font-size: 13px;
    }
}

@media (max-width: 576px) {
    .service-feature-item {
        flex: 0 0 100%;
        margin-bottom: 10px;
    }
    
    .service-feature-item:last-child {
        margin-bottom: 0;
    }
    
    .service-feature-text {
        font-size: 12px;
    }
    
    .service-feature-icon {
        margin-right: 8px;
    }
}

/* 卡片标题 */
.card-title {
    font-size: 20px;
    color: #191919;
    margin: 0 0 15px 0;
    font-weight: 500;
}

/* 卡片描述 */
.card-description {
    font-size: 14px;
    color: #595959;
    line-height: 18px;
    margin: 0 0 20px 0;
    height: 72px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

/* 关键词标签样式 */
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 25px;
}

.tag {
    padding: 4px 12px;
    
    font-size: 12px;
    font-weight: 500;
    display: inline-block;
}

.tag-1 {
    color: #ff803a;
    background-color: #ffe4d5;
}

.tag-2 {
    color: #0218c8;
    background-color: #c9cef3;
}

.tag-3 {
    color: #191919;
    background-color: #cecece;
}

.tag-4 {
    color: #f50000;
    background-color: #fdc9c9;
}

.tag-5 {
    color: #4dc100;
    background-color: #d9f2c9;
}

/* 卡片底部 */
.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 价格样式 */
.card-price {
    display: flex;
    align-items: baseline;
    gap: 10px;
}

.current-price {
    display: flex;
    align-items: flex-end;
}

.price-symbol {
    font-size: 30px;
    color: #e00505;
    font-weight: 500;
}

.price-value {
    font-size: 36px;
    color: #e00505;
    font-weight: 600;
}

.original-price {
    font-size: 18px;
    color: #aeaeae;
    text-decoration: line-through;
}

/* 咨询按钮 */
.card-btn {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(135deg, #0018c7 0%, #562ffb 100%);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.card-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(86, 47, 251, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .promotions-cards {
        flex-direction: column;
    }
    .features{
        display: none;
    }
    
    .promotion-card {
        width: 100%;
    }
    
    .card-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .card-btn {
        width: 100%;
        text-align: center;
    }
    
    .promotions-title {
        font-size: 24px;
    }
    
    .promotions-subtitle {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .promotion-card {
        padding: 20px;
    }
    
    .card-title {
        font-size: 18px;
    }
    
    .card-description {
        font-size: 13px;
    }
    
    .card-tags {
        gap: 8px;
    }
    
    .tag {
        font-size: 11px;
        padding: 3px 10px;
    }
}

/* 轮播指示器样式 */
.banner-indicators {
    position: absolute;
    bottom: 20px;
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.banner-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.banner-dot.active {
    background-color: white;
    width: 30px;
    border-radius: 5px;
}

.banner-dot:hover:not(.active) {
    background-color: rgba(255, 255, 255, 0.8);
}

.banner-container {
    height: 100%;
    width: 100%;
}

.banner-slide {
    display: none;
    height: 100%;
    width: 100%;
    background-size: cover;
    background-position: center;
}

.banner-slide.active {
    display: block;
}



.banner-content {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 10%;
    max-width: 600px;
    color: white;
}

.banner-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-subtitle {
    font-size: 18px;
    margin-bottom: 25px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.banner-btn {
    display: inline-block;
    background-color: #377dff;
    color: white;
    padding: 12px 30px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.banner-btn:hover {
    background-color: #2563eb;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 公司公告样式 */
.announcement {
    width: 100%;
    position: relative;
    z-index: 10;
    background-color: rgba(25, 25, 25, 0.65);
}

.announcement-content {
    display: flex;
    align-items: center;
    height: 50px;
    margin:0 auto ;
    padding: 0 20px;
    color: white;
    width: 100%;
    max-width: 1400px;
}

.announcement-icon {
    margin-right: 15px;
    font-size: 20px;
}

.announcement-label {
    font-weight: 500;
    margin-right: 10px;
    white-space: nowrap;
}

.announcement-text {
    flex: 1;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.announcement-scroll {
    height: 24px;
    overflow: hidden;
    position: relative;
    flex: 1;
}

.announcement-items {
    position: relative;
    animation: scroll-up 6s linear infinite;
    padding:0 20px;
}

.announcement-item {
    height: 24px;
    line-height: 24px;
    font-size: 14px;
    display: inline-block;
    padding-right: 220px;
}
.announcement-item a{
    color: #fff;
    text-decoration: none;
}
.announcement-item a:hover{
    text-decoration: underline;
}

@keyframes scroll-up {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-48px);
    }
}

.announcement-more a {
    color: white;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.announcement-more a:hover {
    color: #377dff;
}

/* 移动端菜单交互 */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background-color: #377dff;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 15px;
    cursor: pointer;
    font-size: 20px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        max-width: 100%;
    }
    
    .nav {
        margin: 0 20px;
    }
    
    .nav-item {
        margin-right: 20px;
    }
    
    .dropdown-content {
        max-width: 100%;
    }
    
    .dropdown-item {
        flex: 0 0 33.333%;
    }
    
    .banner-title {
        font-size: 30px;
    }
    
    .banner-subtitle {
        font-size: 16px;
    }
}

@media (max-width: 992px) {
    .nav {
        display: none;
    }
    
    .search {
        width: 200px;
    }
    
    .btn-document {
        display: none;
    }
    
    .dropdown-item {
        flex: 0 0 50%;
    }
    
    .banner-title {
        font-size: 26px;
    }
    
    .banner-btn {
        padding: 10px 25px;
        font-size: 14px;
    }
    
    .announcement-content {
        padding: 0 15px;
    }
    
    .announcement-label {
        font-size: 14px;
    }
    
    .announcement-item {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    .header-content {
        justify-content: space-between;
    }
    
    .search {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .dropdown-item {
        flex: 0 0 100%;
    }
    
    .banner {
        height: 280px;
        margin-top: 15px;
    }
    
    .banner-content {
        left: 5%;
        right: 5%;
        text-align: center;
    }
    
    .banner-title {
        font-size: 22px;
    }
    
    .banner-subtitle {
        font-size: 14px;
    }
    
    .announcement-content {
        height: 45px;
        padding: 0 10px;
    }
    
    .announcement-icon {
        font-size: 16px;
        margin-right: 10px;
    }
}

@media (max-width: 480px) {
    .logo img {
        height: 30px;
    }
    
    .btn-member {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .banner {
        height: 220px;
    }
    
    .banner-title {
        font-size: 18px;
        margin-bottom: 10px;
    }
    
    .banner-subtitle {
        font-size: 13px;
        margin-bottom: 15px;
    }
    
    .banner-btn {
        padding: 8px 20px;
        font-size: 13px;
        border-radius: 15px;
    }
    
    .announcement-content {
        height: 40px;
    }
    
    .announcement-label {
        font-size: 12px;
    }
    
    .announcement-item {
        font-size: 12px;
        padding-right: 2px;
    }
}

/* 关于我们页面样式 */
/* Banner区域 */
.about-banner {
    background: url('../images/banner-pcc.jpg') no-repeat center center;
    padding: 60px 0;
    text-align: center;
    
    color: #595959;

}

.about-banner-title {
    font-size: 36px;
    color: #191919;
    font-weight: 700;
    margin: 0;
    line-height: 3;
}

/* 公司介绍部分 */
.about-company {
    padding: 80px 0;
    
}

.about-company-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 60px;
}

.about-company-image {
    flex: 0 0 40%;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.about-company-image img {
    width: 100%;
    height: auto;
    transition: transform 0.3s ease;
}

.about-company-image:hover img {
    transform: scale(1.03);
}

.about-company-text {
    flex: 1;
}

.about-company-text p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: #666;
    font-size: 16px;
}

.about-company-text p:last-child {
    margin-bottom: 0;
}
.certificate-desc{
    text-align: center;
}

/* 通用标题样式 */
.about-section-title {
    font-size: 32px;
    color: #191919;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.about-section-title::after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: #e41717;
    border-radius: 2px;
}

/* 为什么选择我们部分 */
.about-why-us {
    padding: 80px 0;
    background-color: #fafafa;
}

.about-why-us-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

.about-why-us-card {
    background-color: #fff;
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e8e8e8;
}

.about-why-us-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-color: #e41717;
}

.about-why-us-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background-color: #f5f5f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: #e41717;
    transition: all 0.3s ease;
}

.about-why-us-card:hover .about-why-us-icon {
    background-color: #e41717;
    color: #fff;
}

.about-why-us-title {
    font-size: 18px;
    color: #191919;
    margin-bottom: 15px;
    font-weight: 500;
}

.about-why-us-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 企业资质部分 */
.about-certificates {
    padding: 80px 0;
    background-color: #fff;
}

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

.about-certificate-item {
    border: 1px solid #e8e8e8;
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    padding:20px;
}
.credential-desc{
    text-align: center;
}

.about-certificate-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.about-certificate-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.about-certificate-item:hover .about-certificate-img {
    transform: scale(1.05);
}

.about-certificate-name {
    padding: 15px;
    text-align: center;
    font-size: 16px;
    color: #191919;
    background-color: #fafafa;
}

/* 人员资格证部分 */
.about-credentials {
    padding: 80px 0;
    background-color: #fafafa;
}

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

.about-credential-item {
    border: 1px solid #e8e8e8;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    padding:20px;
}

.about-credential-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.about-credential-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.about-credential-item:hover .about-credential-img {
    transform: scale(1.05);
}

.about-credential-name {
    padding: 15px;
    text-align: center;
    font-size: 16px;
    color: #191919;
    background-color: #fff;
}

/* 图片放大模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    overflow: auto;
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 20px;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-modal {
    position: absolute;
    top: 10px;
    right: 25px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10000;
}

.close-modal:hover,
.close-modal:focus {
    color: #e41717;
    text-decoration: none;
    cursor: pointer;
}

.modal-image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 8px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .about-why-us-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .about-credentials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .about-company-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .about-company-image {
        flex: 0 0 100%;
    }
    
    .about-why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-credentials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-banner {
        padding: 40px 0;
    }
    
    .about-banner-title {
        font-size: 28px;
    }
    
    .about-section-title {
        font-size: 26px;
        margin-bottom: 40px;
    }
    
    .about-company,
    .about-why-us,
    .about-certificates,
    .about-credentials {
        padding: 60px 0;
    }
    
    .about-why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .about-certificates-grid {
        grid-template-columns: 1fr;
    }
    
    .about-credentials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .about-banner-title {
        font-size: 24px;
    }
    
    .about-section-title {
        font-size: 22px;
    }
    
    .about-company-text p {
        font-size: 15px;
    }
    
    .about-why-us-card,
    .about-certificate-item,
    .about-credential-item {
        padding: 15px;
    }
}

/* SSL证书价格栏目样式 */
.ssl-pricing-section {
    padding: 80px 0;
    background-color: #f8fafc;
}

.ssl-pricing-title {
    font-size: 30px;
    color: #191919;
    text-align: center;
    margin-bottom: 50px;
    font-weight: 600;
}

.ssl-pricing-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* 价格表格样式 */
.ssl-pricing-table-wrapper {
    overflow-x: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    background-color: white;
}

.ssl-pricing-table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
}

.ssl-pricing-table th {
    background-color: #377dff;
    color: white;
    padding: 16px 12px;
    font-weight: 500;
    font-size: 16px;
    border: 1px solid #e5e7eb;
}

.ssl-pricing-table td {
    padding: 16px 12px;
    border: 1px solid #e5e7eb;
    font-size: 14px;
}

.ssl-pricing-table tbody tr:nth-child(even) {
    background-color: #f9fafb;
}

.ssl-pricing-table tbody tr:hover {
    background-color: #f3f4f6;
}

/* 类型单元格样式 */
.ssl-type-cell {
    background-color: #e0f2fe !important;
    font-weight: 600;
    color: #0369a1;
}

/* 功能特性样式 */
.ssl-feature-yes {
    color: #10b981;
    font-weight: bold;
}

.ssl-feature-no {
    color: #9ca3af;
}

/* 价格样式 */
.ssl-price {
    font-weight: 600;
    color: #e41717;
    font-size: 16px;
}

/* 购买按钮样式 */
.ssl-pricing-table .buy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #e41717, #ff4545);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
    box-shadow: 0 2px 8px rgba(228, 23, 23, 0.3);
}

.ssl-pricing-table .buy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(228, 23, 23, 0.5);
    background: linear-gradient(135deg, #c61313, #e63e3e);
}

.ssl-pricing-table .buy-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(228, 23, 23, 0.4);
}

/* 价格说明区域样式 */
.ssl-pricing-notes {
    margin-top: 30px;
    padding: 20px;
    background-color: #f9fafb;
    border-radius: 8px;
    border: 1px solid #e5e7eb;
}

.ssl-pricing-notes h4 {
    margin: 0 0 15px 0;
    color: #191919;
    font-size: 18px;
    font-weight: 600;
}

.ssl-pricing-notes ul {
    margin: 0;
    padding-left: 20px;
    color: #666;
    line-height: 1.6;
}

.ssl-pricing-notes li {
    margin-bottom: 8px;
    font-size: 14px;
}

.ssl-pricing-notes li:last-child {
    margin-bottom: 0;
}

/* 响应式设计 - SSL证书价格栏目 */
@media (max-width: 992px) {
    /* SSL价格栏目样式 */
    .ssl-pricing-section {
        padding: 40px 0;
    }
    
    .ssl-pricing-title {
        font-size: 28px;
        margin-bottom: 25px;
    }
    
    /* 表格样式调整 */
    .ssl-pricing-table th,
    .ssl-pricing-table td {
        padding: 14px 10px;
        font-size: 14px;
    }
    
    /* 价格说明样式调整 */
    .ssl-pricing-notes {
        padding: 18px;
    }
    
    .ssl-pricing-notes h4 {
        font-size: 16px;
    }
}

@media (max-width: 768px) {
    /* SSL价格栏目样式 */
    .ssl-pricing-section {
        padding: 30px 0;
    }
    
    .ssl-pricing-title {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    /* 表格样式调整 */
    .ssl-pricing-table-wrapper {
        border-radius: 6px;
    }
    
    .ssl-pricing-table th,
    .ssl-pricing-table td {
        padding: 12px 8px;
        font-size: 13px;
    }
    
    /* 购买按钮样式调整 */
    .ssl-pricing-table .buy-btn {
        width: 36px;
        height: 36px;
        font-size: 14px;
    }
    
    /* 价格说明样式调整 */
    .ssl-pricing-notes {
        margin-top: 20px;
        padding: 15px;
    }
    
    .ssl-pricing-notes li {
        font-size: 13px;
    }
}

@media (max-width: 576px) {
    /* SSL价格栏目样式 */
    .ssl-pricing-section {
        padding: 20px 0;
    }
    
    .ssl-pricing-title {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    /* 表格样式调整 */
    .ssl-pricing-table-wrapper {
        box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
        border-radius: 4px;
    }
    
    .ssl-pricing-table th {
        padding: 10px 6px;
        font-size: 12px;
    }
    
    .ssl-pricing-table td {
        padding: 10px 6px;
        font-size: 12px;
    }
    
    /* 价格样式调整 */
    .ssl-price {
        font-size: 14px;
    }
    
    /* 购买按钮样式调整 */
    .ssl-pricing-table .buy-btn {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }
    
    /* 价格说明样式调整 */
    .ssl-pricing-notes {
        margin-top: 15px;
        padding: 12px;
    }
    
    .ssl-pricing-notes h4 {
        font-size: 14px;
        margin-bottom: 10px;
    }
    
    .ssl-pricing-notes li {
        font-size: 12px;
        margin-bottom: 6px;
        line-height: 1.5;
    }
    
    .ssl-pricing-notes ul {
        padding-left: 16px;
    }
}

/* SSL服务流程样式开始 */
.ssl-service-flow {
    padding: 60px 0;
    background-color: #f9f9f9;
}

.ssl-service-flow .section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 36px;
    color: #191919;
    font-weight: 700;
}

.flow-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

/* 中间线条 */
.flow-line {
    position: absolute;
    top: 50px;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: #e41717;
    z-index: 1;
}

/* 左右端点圆点 */
.flow-left-dot,
.flow-right-dot {
    position: absolute;
    top: 42px;
    width: 20px;
    height: 20px;
    background-color: #e41717;
    border-radius: 50%;
    border: 4px solid #fff;
    z-index: 2;
}

.flow-left-dot {
    left: 20px;
}

.flow-right-dot {
    right: 20px;
}

/* 步骤容器 */
.flow-step {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

/* 水滴形状 */
.ssl-flow-circle {
    position: relative;
    width: 100px;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 20px;
}

/* 水滴形状 - 使用伪元素创建倒水滴形状 */
.ssl-flow-circle::before {
    content: '';
    position: absolute;
    width: 70px;
    height: 70px;
    background-color: #e41717;
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    transform: rotate(180deg);
}

/* 数字样式 */
.ssl-flow-number {
    position: relative;
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    z-index: 1;
    transform: rotate(180deg);
}

/* 步骤文字 */
.ssl-step-text {
    font-size: 18px;
    color: #333;
    font-weight: 500;
    text-align: center;
    margin-top: -20px;
}

/* SSL服务流程样式结束 */

/* 服务流程响应式设计 */
/* 大屏幕（992px及以下） */
@media (max-width: 992px) {
    .ssl-service-flow {
        padding: 50px 0;
    }
    
    .ssl-service-flow .section-title {
        font-size: 32px;
        margin-bottom: 40px;
    }
    
    .ssl-flow-circle {
        width: 90px;
        height: 90px;
    }
    
    .ssl-flow-circle::before {
        width: 60px;
        height: 60px;
    }
    
    .ssl-flow-number {
        font-size: 28px;
    }
    
    .ssl-step-text {
        font-size: 16px;
    }
}

/* 中屏幕（768px及以下） */
@media (max-width: 768px) {
    .ssl-service-flow {
        padding: 40px 0;
    }
    
    .ssl-service-flow .section-title {
        font-size: 28px;
        margin-bottom: 30px;
    }
    
    .flow-container {
        padding: 0 10px;
    }
    
    .ssl-flow-circle {
        width: 80px;
        height: 80px;
        margin-bottom: 15px;
    }
    
    .ssl-flow-circle::before {
        width: 50px;
        height: 50px;
    }
    
    .ssl-flow-number {
        font-size: 24px;
    }
    
    .ssl-step-text {
        font-size: 14px;
        margin-top: -15px;
    }
    
    .flow-left-dot,
    .flow-right-dot {
        width: 16px;
        height: 16px;
        border-width: 3px;
    }
    
    .flow-line {
        height: 3px;
        top: 45px;
    }
}

/* 小屏幕（576px及以下） */
@media (max-width: 576px) {
    .ssl-service-flow {
        padding: 30px 0;
    }
    
    .ssl-service-flow .section-title {
        font-size: 24px;
        margin-bottom: 20px;
    }
    
    .flow-container {
        flex-direction: column;
        align-items: center;
    }
    
    .flow-line {
        display: none;
    }
    
    .flow-left-dot,
    .flow-right-dot {
        display: none;
    }
    
    .flow-step {
        flex-direction: row;
        justify-content: flex-start;
        width: 100%;
        margin-bottom: 20px;
    }
    
    .ssl-flow-circle {
        width: 60px;
        height: 60px;
        margin-bottom: 0;
        margin-right: 15px;
    }
    
    .ssl-flow-circle::before {
        width: 40px;
        height: 40px;
    }
    
    .ssl-flow-number {
        font-size: 20px;
    }
    
    .ssl-step-text {
        font-size: 16px;
        margin-top: 0;
        text-align: left;
        flex: 1;
        line-height: 60px;
    }
}

/* 新服务流程样式 - 从这里开始 */
.service-process {
    padding: 80px 0;
    background-color: #ffffff;
    overflow: hidden;
}

.service-process .container {
    position: relative;
}

.process-title {
    text-align: center;
    font-size: 36px;
    color: #191919;
    font-weight: 700;
    margin-bottom: 60px;
}

.process-flow {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 0;
}

/* 连接线 */
.process-line {
    position: absolute;
    top: 60px;
    left: 50px;
    right: 50px;
    height: 2px;
    background-color: #0018c7;
    z-index: 1;
}

/* 两端圆点 */
.process-start-dot,
.process-end-dot {
    position: absolute;
    top: 54px;
    width: 14px;
    height: 14px;
    background-color: #0018c7;
    border-radius: 50%;
    z-index: 2;
}

.process-start-dot {
    left: 43px;
}

.process-end-dot {
    right: 43px;
}

/* 流程步骤容器 */
.process-steps {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 0 20px;
}

/* 单个步骤 */
.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
    max-width: 20%;
    position: relative;
}

/* 水滴容器 */
.droplet-container {
    position: relative;
    margin-bottom: 20px;
}

/* 水滴形状 */
.droplet {
    position: relative;
    width: 80px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* 使用图片作为背景 */
.droplet {
    background-image: url('../images/fuwulc-ico.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    width: 40;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 3; /* 确保图标在横线之上 */
}

/* 移除水滴伪元素 */
.droplet::before {
    content: none;
}

/* 步骤数字 */
.step-number {
    font-size: 20px;
    font-weight: 700;
    color: #ffffff;
    z-index: 1;
    padding-bottom: 10px;
}

/* 步骤文字 */
.step-text {
    font-size: 18px;
    color: #333333;
    font-weight: 500;
    text-align: center;
    line-height: 1.5;
}

/* 响应式设计 - 992px */
@media (max-width: 992px) {
    .service-process {
        padding: 60px 0;
    }
    
    .process-title {
        font-size: 30px;
        margin-bottom: 40px;
    }
    
    .process-line {
        left: 40px;
        right: 40px;
    }
    
    .process-start-dot,
    .process-end-dot {
        width: 12px;
        height: 12px;
        top: 35px;
    }
    
    .process-start-dot {
        left: 34px;
    }
    
    .process-end-dot {
        right: 34px;
    }
    
    .droplet {
        width: 70px;
        height: 70px;
    }
    
    .step-number {
        font-size: 24px;
    }
    
    .step-text {
        font-size: 16px;
    }
}

/* 响应式设计 - 768px */
@media (max-width: 768px) {
    .service-process {
        padding: 50px 0;
    }
    
    .process-title {
        font-size: 26px;
        margin-bottom: 30px;
    }
    
    .process-line {
        left: 35px;
        right: 35px;
    }
    
    .process-start-dot {
        left: 29px;
    }
    
    .process-end-dot {
        right: 29px;
    }
    
    .process-steps {
        padding: 0 15px;
    }
    
    .droplet {
        width: 60px;
        height: 60px;
    }
    
    .step-number {
        font-size: 20px;
    }
    
    .step-text {
        font-size: 14px;
    }
}

/* 响应式设计 - 576px */
@media (max-width: 576px) {
    .service-process {
        padding: 40px 0;
    }
    
    .process-title {
        font-size: 24px;
        margin-bottom: 30px;
    }
    
    .process-flow {
        padding: 20px 0;
    }
    
    .process-line {
        display: none;
    }
    
    .process-start-dot,
    .process-end-dot {
        display: none;
    }
    
    .process-steps {
        flex-direction: column;
        align-items: center;
        padding: 0;
    }
    
    .process-step {
        flex-direction: row;
        justify-content: flex-start;
        max-width: 100%;
        width: 200px;
        margin-bottom: 20px;
    }
    
    .droplet-container {
        margin-bottom: 0;
        margin-right: 15px;
    }
    
    .droplet {
        width: 50px;
        height: 50px;
    }
    
    .step-number {
        font-size: 18px;
    }
    
    .step-text {
        font-size: 16px;
        text-align: left;
        line-height: 50px;
    }
}

/* 产品功能表格样式 */
.features-table-section {
    padding: 60px 0;
    background-color: #fafafa;
}

.features-table-container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: #ffffff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.features-table {
    width: 100%;
    border-collapse: collapse;
    cursor: pointer;
}

/* 表头样式 - 渐变色背景 */
.table-header {
    background: linear-gradient(to right, #fb7099, #fedc45);
}

.table-header th {
    padding: 20px 30px;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    border: none;
}

/* 表格行样式 */
.table-row {
    border-bottom: 1px solid #f0f0f0;
}

.table-row:last-child {
    border-bottom: none;
}

/* 单元格样式 */
.table-cell {
    padding: 20px 30px;
    font-size: 16px;
    color: #595959;
    border-right: 1px solid #efefef;
}

/* 最后一列不显示右边框 */
.table-cell:last-child {
    border-right: none;
}

/* 粉色对号图标 */
.check-icon {
    display: inline-block;
    width: 20px;
    height: 20px;
    margin-right: 10px;
    background-color: #fb7099;
    border-radius: 50%;
    position: relative;
}

.check-icon::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 6px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: translateY(-60%) rotate(45deg);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .features-table-section {
        padding: 40px 0;
    }
    
    .table-header th {
        padding: 15px 20px;
        font-size: 16px;
    }
    
    .table-cell {
        padding: 15px 20px;
        font-size: 14px;
    }
    
    .check-icon {
        width: 16px;
        height: 16px;
    }
    
    .check-icon::after {
        left: 4px;
        width: 4px;
        height: 8px;
    }
}
/* ========================================
   联系我们页面样式
======================================== */
.contact-section {
    padding: 60px 0 80px;
    background-color: #f5f7fa;
}

.contact-section-title {
    font-size: 32px;
    color: #191919;
    text-align: center;
    margin-bottom: 50px;
    font-weight: 600;
}

.contact-cards {
    display: flex;
    gap: 30px;
    max-width: 1360px;
    margin: 0 auto;
    justify-content: center;
}

.contact-card {
    flex: 1;
    max-width: 600px;
    background: #fff;
    border-radius: 12px;
    padding: 40px 35px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(55, 125, 255, 0.12);
}

.contact-card-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #377dff, #5b9aff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-card-icon i {
    font-size: 28px;
    color: #fff;
}

.contact-card-title {
    font-size: 22px;
    color: #191919;
    margin-bottom: 12px;
    font-weight: 600;
}

.contact-card-desc {
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.contact-card-phone,
.contact-card-time {
    font-size: 16px;
    color: #377dff;
    font-weight: 500;
    margin-bottom: 24px;
}

.contact-card-phone i,
.contact-card-time i {
    margin-right: 6px;
}

.contact-card-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-btn-qq {
    background: #12b7f5;
    color: #fff;
}

.contact-btn-qq:hover {
    background: #0da5e0;
}

.contact-btn-wechat {
    background: #07c160;
    color: #fff;
}

.contact-btn-wechat:hover {
    background: #06ad56;
}

/* 弹窗样式 */
.contact-modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.contact-modal-overlay.active {
    display: flex;
}

.contact-modal {
    background: #fff;
    border-radius: 12px;
    width: 420px;
    max-width: 90vw;
    overflow: hidden;
    animation: modalFadeIn 0.25s ease;
}

@keyframes modalFadeIn {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.contact-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    border-bottom: 1px solid #eee;
}

.contact-modal-header h4 {
    font-size: 18px;
    color: #191919;
    margin: 0;
}

.contact-modal-close {
    font-size: 24px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.contact-modal-close:hover {
    color: #333;
}

.contact-modal-body {
    padding: 24px;
}

/* QQ列表样式 */
.qq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.qq-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: #f7f9fc;
    border-radius: 8px;
    transition: background 0.2s;
}

.qq-item:hover {
    background: #eef3fc;
}

.qq-info {
    display: flex;
    align-items: center;
    gap: 4px;
}

.qq-name {
    font-size: 14px;
    color: #333;
    font-weight: 500;
    margin-right: 10px;
}

.qq-number {
    font-size: 14px;
    color: #666;
    font-family: 'Courier New', monospace;
}

.copy-btn {
    padding: 5px 14px;
    background: #377dff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: #2563eb;
}

.copy-btn.copied {
    background: #07c160;
}

/* 微信弹窗样式 */
.wechat-info {
    text-align: center;
}

.wechat-qrcode {
    width: 200px;
    height: 200px;
    margin: 0 auto 16px;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
}

.wechat-qrcode img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.wechat-tip {
    font-size: 14px;
    color: #999;
    margin-bottom: 16px;
}

.wechat-id-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    background: #f7f9fc;
    border-radius: 8px;
}

.wechat-label {
    font-size: 14px;
    color: #666;
}

.wechat-id {
    font-size: 15px;
    color: #333;
    font-weight: 500;
    font-family: 'Courier New', monospace;
}

/* 联系页面响应式 */
@media (max-width: 768px) {
    .contact-cards {
        flex-direction: column;
        align-items: center;
    }
    .contact-card {
        max-width: 100%;
        width: 100%;
    }
    .contact-section-title {
        font-size: 26px;
    }
}

@media (max-width: 480px) {
    .contact-card-buttons {
        flex-direction: column;
    }
    .contact-btn {
        justify-content: center;
    }
}
/* ========================================
   右侧悬浮客服组件
======================================== */
.side-toolbar {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 8888;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.side-toolbar-item {
    position: relative;
    width: 48px;
    height: 48px;
    background: #377dff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s;
}

.side-toolbar-item:first-child {
    border-radius: 8px 0 0 0;
}

.side-toolbar-item:last-child {
    border-radius: 0 0 0 8px;
}

.side-toolbar-item:hover {
    background: #2563eb;
}

.side-toolbar-item i {
    font-size: 20px;
    color: #fff;
}

/* 悬浮弹出面板 */
.side-toolbar-popup {
    position: absolute;
    right: 50px;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
    padding: 16px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, visibility 0.25s;
    pointer-events: none;
}

.side-toolbar-item:hover .side-toolbar-popup {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* 小三角箭头 */
.side-toolbar-popup::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: transparent transparent transparent #fff;
}

.side-popup-title {
    font-size: 13px;
    color: #999;
    margin-bottom: 10px;
    text-align: center;
}

/* QQ悬浮面板 */
.side-qq-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.side-qq-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 8px;
    background: #f7f9fc;
    border-radius: 4px;
    font-size: 14px;
    white-space: nowrap;
}

.side-qq-item span {
    color: #333;
    font-family: 'Courier New', monospace;
}

.side-qq-item a {
    color: #377dff;
    text-decoration: none;
    font-size: 12px;
    margin-left: 8px;
}

.side-qq-item a:hover {
    text-decoration: underline;
}

/* 微信悬浮面板 */
.side-wechat-qr {
    text-align: center;
}

.side-wechat-qr img {
    width: 150px;
    height: 150px;
    border-radius: 6px;
    border: 1px solid #eee;
}

.side-wechat-qr p {
    font-size: 12px;
    color: #999;
    margin-top: 8px;
}

/* 电话悬浮面板 */
.side-phone-info {
    text-align: center;
    white-space: nowrap;
}

.side-phone-number {
    font-size: 18px;
    color: #377dff;
    font-weight: 600;
    display: block;
    margin-bottom: 4px;
}

.side-phone-time {
    font-size: 12px;
    color: #999;
}

/* 返回顶部 */
.side-toolbar-item.side-backtop {
    background: #555;
}

.side-toolbar-item.side-backtop:hover {
    background: #333;
}

/* 移动端隐藏悬浮客服 */
@media (max-width: 768px) {
    .side-toolbar {
        display: none;
    }
}