.body {
        background: #f7f9fc;
     
        padding-top: 40px;
        padding-bottom: 60px;
    }
    
    /* Tab 样式*/
    .layui-tab-brief > .layui-tab-title {
        border-bottom: none;
        text-align: center;
        margin-bottom: 30px;
    }
    .layui-tab-brief > .layui-tab-title .layui-this {
        color: #333;
        font-weight: 600;
    }
    .layui-tab-brief > .layui-tab-title .layui-this::after {
        border-bottom: 3px solid #1e9fff;
        width: 40px;
        left: 50%;
        margin-left: -20px;
        /* top: 45px; */
    }
    .layui-tab-title li {
        font-size: 18px;
        padding: 0 30px;
        color: #666;
        transition: all 0.3s;
    }
    .layui-tab-content {
        padding: 20px 0;
    }

    .layui-tab-bar {
        display: none !important;
    }

    /* 通用卡片样式 */
    .version-card {
        background: #fff;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.03);
        padding: 40px;
        margin-bottom: 40px;
        position: relative;
        overflow: hidden;
        border: 1px solid rgba(0,0,0,0.02);
    }
    
    /* 顶部最新版本区域 */
    .latest-header {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 40px;
    }
    .latest-info {
        flex: 1;
    }
    .latest-title {
        font-size: 28px;
        font-weight: 600;
        color: #333;
        margin-bottom: 12px;
        display: flex;
        align-items: flex-end;
        gap: 12px;
    }
    .version-tag {
        font-size: 13px;
        padding: 2px 10px;
        border-radius: 4px;
        font-weight: normal;
        background: #f0f2f5;
        color: #666;
    }
    .latest-desc {
        font-size: 15px;
        color: #666;
        margin-bottom: 24px;
        line-height: 1.6;
    }
    .feature-list {
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
        margin-bottom: 0;
    }
    .feature-item {
        display: flex;
        align-items: center;
        color: #555;
        font-size: 14px;
    }
    .feature-item i {
        margin-right: 8px;
        font-weight: bold;
    }
    
    .latest-actions {
        display: flex;
        flex-direction: column;
        gap: 12px;
        min-width: 160px;
    }
    .btn-action {
        height: 42px;
        line-height: 42px;
        padding: 0 24px;
        font-size: 15px;
        border-radius: 6px;
        text-align: center;
        transition: all 0.3s;
        border: 1px solid transparent;
    }
    
    /* 商业版配色 */
    .theme-biz .layui-this { color: #1e9fff !important; }
    .theme-biz .layui-this::after { border-color: #1e9fff !important; }
    .theme-biz .feature-item i { color: #1e9fff; }
    .theme-biz .btn-primary { background: #009698; color: #fff; }
    .theme-biz .btn-primary:hover { color: #fff; opacity: 0.9; }
    .theme-biz .btn-outline { border-color: #1e9fff; color: #1e9fff; background: transparent; }
    .theme-biz .btn-outline:hover { background: #f0f7ff; }
    .theme-biz .timeline-head { color: #1e9fff; }
    
    /* 开源版配色 */
    .theme-free .feature-item i { color: #00bdab; }
    .theme-free .btn-primary { background: #00bdab; color: #fff; }
    .theme-free .btn-primary:hover { background: #00a898; opacity: 0.9; }
    .theme-free .btn-outline { border-color: #00bdab; color: #00bdab; background: transparent; }
    .theme-free .btn-outline:hover { background: #f0fbfb; }
    .theme-free .timeline-head { color: #00bdab; }

    /* 更新记录时间轴 */
    .timeline-section {
        background: #fff;
        border-radius: 12px;
        padding: 30px 40px;
        box-shadow: 0 2px 12px rgba(0,0,0,0.02);
    }
    .timeline-title {
        font-size: 18px;
        font-weight: 600;
        color: #333;
        margin-bottom: 30px;
        padding-left: 12px;
        border-left: 4px solid #ddd;
    }
    .theme-biz .timeline-title { border-left-color: #1e9fff; }
    .theme-free .timeline-title { border-left-color: #00bdab; }
    
    .layui-timeline-item {
        padding-bottom: 30px;
    }
    .layui-timeline-axis {
        background: #fff;
        color: #ddd;
        font-size: 14px;
    }
    .layui-timeline-item:first-child .layui-timeline-axis {
        color: inherit; /* 继承父级主题色 */
    }
    
    .version-header {
        margin-bottom: 8px;
    }
    .v-num {
        font-size: 18px;
        font-weight: 500;
        color: #333;
        margin-right: 10px;
    }
    .v-date {
        font-size: 13px;
        color: #999;
        background: #f5f5f5;
        padding: 2px 8px;
        border-radius: 4px;
    }
    .v-content {
        color: #666;
        line-height: 1.8;
        font-size: 14px;
    }
    .v-content p { margin: 4px 0; }
    
    .v-download-link {
        display: inline-flex;
        align-items: center;
        margin-top: 12px;
        font-size: 13px;
        color: #666;
        text-decoration: none;
    }
    .v-download-link:hover { text-decoration: underline; }
    .v-download-link i { margin-right: 4px; font-size: 14px; }

    /* 底部QQ群 */
    .qq-group-box {
        text-align: center;
        margin-top: 40px;
        color: #888;
        font-size: 14px;
    }
    
    /* 响应式适配 */
    @media screen and (max-width: 768px) {
        .latest-header { flex-direction: column; gap: 20px; }
        .latest-actions { width: 100%; flex-direction: row; }
        .btn-action { flex: 1; }
        .version-card { padding: 20px; }
           .body {
        padding-bottom: 200px;  
    }
    }

    @media (max-width:840px){
       .userfooter, .footer{
        margin-top: 90px;
       }
      
    }