/* 关于我们页面特定样式优化 */

/* 左侧导航选中状态样式 */
.table-sidebar-link.active {
    background-color: #0066cc;
    color: white;
    font-weight: bold;
    position: relative;
}

.table-sidebar-link.active::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 30px;
    background-color: #ffcc00;
}

/* 右侧内容区美化 */
.table-content {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    padding: 40px;
    transition: all 0.3s ease;
}

.table-content:hover {
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.table-content-title {
    font-size: 28px;
    color: #0056b3;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid #0066cc;
    position: relative;
}

.table-content-title::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: #ffcc00;
}

/* 内容段落美化 */
.about-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 20px;
    text-align: justify;
}

/* 图片容器美化 */
.about-image {
    margin: 30px 0;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.about-image img {
    max-width: 100%;
    height: auto;
    border-radius: 4px;
}

/* 列表样式美化 */
.about-content ul {
    margin: 20px 0;
    padding-left: 25px;
}

.about-content li {
    margin-bottom: 10px;
    position: relative;
}

/* About页面主内容区与页脚间隔 */
.about .main-content {
    padding-bottom: 50px;
}

/* 主内容区和页脚之间的间隔 */
.content-footer-gap {
    height: 50px;
}

/* 页脚高度调整 */
.about .footer {
    height: 50;
    min-height: 20px;
    
}

.about .footer-nav {
    padding: 5px 0 !important;
}

.about .footer-bottom {
    padding-bottom: 5px !important;
}


/* 引用块样式 */
.about-content blockquote {
    margin: 25px 0;
    padding: 20px 30px;
    background-color: #e8f4ff;
    border-left: 4px solid #0066cc;
    font-style: italic;
    color: #555;
    border-radius: 0 8px 8px 0;
}

/* 数据统计样式 */
.stats-container {
    display: flex;
    justify-content: space-around;
    margin: 40px 0;
    flex-wrap: wrap;
    gap: 20px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    min-width: 150px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    background-color: #0066cc;
    color: white;
    transform: translateY(-5px);
}

.stat-number {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    font-size: 14px;
}

/* 时间线样式 */
.timeline {
    position: relative;
    margin: 40px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: #e0e0e0;
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 30px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: white;
    border: 3px solid #0066cc;
    z-index: 1;
}


/* ===================== 响应式设计（移动端适配） ===================== */

/* 小屏幕设备（平板，768px以下） */
@media (max-width: 768px) {
    /* 表格内容区适配 */
    .table-content {
        padding: 30px 20px;
    }
    
    .table-content-title {
        font-size: 24px;
        margin-bottom: 25px;
    }
    
    /* 内容段落适配 */
    .about-content p {
        font-size: 15px;
        line-height: 1.7;
    }
    
    /* 图片容器适配 */
    .about-image {
        margin: 25px 0;
        padding: 10px;
    }
    
    /* 数据统计适配 */
    .stats-container {
        gap: 15px;
    }
    
    .stat-item {
        padding: 15px;
        min-width: 120px;
    }
    
    .stat-number {
        font-size: 28px;
    }
    
    /* 时间线适配 */
    .timeline::before {
        left: 15px;
    }
    
    .timeline-item {
        padding-left: 50px;
        margin-bottom: 25px;
    }
    
    /* 引用块适配 */
    .about-content blockquote {
        padding: 15px 20px;
        margin: 20px 0;
    }
}

/* 移动设备（手机，480px以下） */
@media (max-width: 480px) {
    /* 表格内容区进一步适配 */
    .table-content {
        padding: 20px 15px;
    }
    
    .table-content-title {
        font-size: 20px;
        margin-bottom: 20px;
        padding-bottom: 10px;
    }
    
    .table-content-title::after {
        width: 50px;
    }
    
    /* 内容段落进一步适配 */
    .about-content p {
        font-size: 14px;
        line-height: 1.6;
    }
    
    /* 图片容器进一步适配 */
    .about-image {
        margin: 20px 0;
        padding: 8px;
    }
    
    /* 数据统计进一步适配 */
    .stats-container {
        flex-direction: column;
        gap: 10px;
    }
    
    .stat-item {
        padding: 15px;
        min-width: 100%;
    }
    
    .stat-number {
        font-size: 24px;
    }
    
    /* 时间线进一步适配 */
    .timeline::before {
        left: 10px;
    }
    
    .timeline-item {
        padding-left: 40px;
        margin-bottom: 20px;
    }
    
    /* 引用块进一步适配 */
    .about-content blockquote {
        padding: 12px 15px;
        margin: 15px 0;
        font-size: 14px;
    }
    
    /* 列表样式适配 */
    .about-content ul {
        padding-left: 20px;
    }
    
    .about-content li {
        margin-bottom: 8px;
        font-size: 14px;
    }
}

.timeline-year {
    font-size: 18px;
    font-weight: bold;
    color: #0066cc;
    margin-bottom: 10px;
}

.timeline-content {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .table-sidebar {
        width: 100%;
        float: none;
        margin-bottom: 20px;
    }
    
    .table-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .stats-container {
        flex-direction: column;
        align-items: center;
    }
    
    .stat-item {
        width: 100%;
        max-width: 250px;
    }
}

/* 合作伙伴样式 */
.partners-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
}

.partner-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: white;
    border-radius: 8px;
    padding: 10px;
    text-align: center;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    min-width: 200px;
    max-width: 250px;
    flex: 1;
}

.partner-item img {
    width: 100%;
    height: 100%;
    min-height: 180px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

/* 移除文字显示 */
.partner-item p {
    display: none;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}