.doc-content {
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    min-height: 500px;
}

.doc-content h1, .doc-content h2, .doc-content h3 {
    color: #1a2233;
    margin-top: 20px;
    margin-bottom: 15px;
}

.doc-content p {
    line-height: 1.6;
    color: #333;
    margin-bottom: 10px;
}

.doc-content code {
    background: #f6f8fa;
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
}

.doc-content pre {
    background: #f6f8fa;
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    margin: 15px 0;
}

.doc-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
}

.doc-content th, .doc-content td {
    border: 1px solid #ddd;
    padding: 8px 12px;
    text-align: left;
}

.doc-content th {
    background: #f8f9fa;
    font-weight: 600;
}

.doc-content img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    margin: 15px 0;
    display: block;
}

.doc-content img:hover {
    transform: scale(1.02);
    transition: transform 0.3s ease;
    cursor: pointer;
}

/* 图片点击放大功能 */
.image-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    cursor: pointer;
}

.image-modal img {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    margin-top: 5%;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.image-modal .close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.image-modal .close:hover {
    color: #bbb;
}

.loading {
    text-align: center;
    padding: 50px;
    color: #667eea;
}

.menu-item {
    cursor: pointer;
    transition: all 0.3s ease;
}

.menu-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.menu-item.active {
    background: rgba(102, 126, 234, 0.2);
    color: #667eea;
}

/* 主内容与右侧目录布局容器 */
.doc-main-wrap {
    padding: 15px;
    /* 为右侧目录预留宽度：1/6 + 间距 */
    margin-right: calc(16.666% + 40px);
}

/* 右侧目录样式（常驻显示，1/6宽） */
.doc-toc {
    position: fixed;
    top: 60px;
    right: 20px;
    width: 16.666%;
    max-height: calc(100vh - 120px);
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    z-index: 1000;
    display: block;
}

.toc-header {
    padding: 15px 20px;
    border-bottom: 1px solid #e5e7eb;
    background: #f8f9fa;
    border-radius: 8px 8px 0 0;
}

.toc-header h3 {
    margin: 0;
    font-size: 1rem;
    color: #1a2233;
    font-weight: 600;
}

.toc-content {
    padding: 15px 0;
}

.toc-item {
    padding: 8px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    font-size: 0.9rem;
    color: #666;
    text-decoration: none;
    display: block;
}

.toc-item:hover {
    background: #f8f9fa;
    color: #667eea;
    border-left-color: #667eea;
}

.toc-item.active {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    border-left-color: #667eea;
    font-weight: 500;
}

.toc-h1 {
    padding-left: 20px;
    font-weight: 600;
    color: #1a2233;
}

.toc-h2 {
    padding-left: 35px;
    font-size: 0.85rem;
}

.toc-h3 {
    padding-left: 50px;
    font-size: 0.8rem;
}

.toc-h4 {
    padding-left: 65px;
    font-size: 0.75rem;
}

.toc-h5 {
    padding-left: 80px;
    font-size: 0.7rem;
}

.toc-h6 {
    padding-left: 95px;
    font-size: 0.65rem;
}

/* 移动端适配：小屏隐藏目录，恢复内容宽度 */
@media (max-width: 1200px) {
    .doc-toc {
        display: none !important;
    }

    .doc-main-wrap {
        margin-right: 0 !important;
    }
}

/* 移动端优化 */
@media (max-width: 768px) {
    /* 显示移动端菜单切换按钮 */
    .mobile-menu-toggle {
        display: flex !important;
    }
    .layui-footer{
        left: 0  !important;
    }
    /* 布局调整 */
    .layui-layout-admin {
        display: block !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .layui-side {
        position: fixed !important;
        left: -250px !important;
        top: 60px !important;
        width: 200px !important;
        height: 100vh !important;
        z-index: 1001;
        transition: left 0.3s ease;
        background: #1a2233 !important;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .layui-side.show {
        left: 0 !important;
    }
    
    .layui-body {
        margin-left: 0 !important;
        width: 100% !important;
        padding-top: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        left: 0px !important;
    }
    
    /* 内容区域优化 */
    .doc-main-wrap {
        padding: 8px !important;
        margin-right: 0 !important;
        margin: 0 !important;
    }
    
    .layui-card {
        border-radius: 8px !important;
        margin-bottom: 10px !important;
        margin: 0 0 10px 0 !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }
    
    .layui-card-header {
        padding: 12px 15px !important;
        border-bottom: 1px solid #f0f0f0 !important;
    }
    
    .layui-card-header h2 {
        font-size: 1.4rem !important;
        margin: 0 !important;
        color: #1a2233 !important;
    }
    
    .layui-card-body {
        padding: 12px 15px !important;
    }
    
    /* 文档内容优化 */
    .doc-content {
        padding: 12px !important;
        border-radius: 6px !important;
        min-height: 300px !important;
        margin: 0 !important;
    }
    
    .doc-content h1 {
        font-size: 1.8rem !important;
        margin-top: 15px !important;
        margin-bottom: 12px !important;
    }
    
    .doc-content h2 {
        font-size: 1.5rem !important;
        margin-top: 12px !important;
        margin-bottom: 10px !important;
    }
    
    .doc-content h3 {
        font-size: 1.3rem !important;
        margin-top: 10px !important;
        margin-bottom: 8px !important;
    }
    
    .doc-content p {
        font-size: 0.95rem !important;
        line-height: 1.6 !important;
        margin-bottom: 8px !important;
    }
    
    .doc-content pre {
        padding: 12px !important;
        font-size: 0.85rem !important;
        border-radius: 4px !important;
        overflow-x: auto !important;
    }
    
    .doc-content code {
        font-size: 0.85rem !important;
        padding: 1px 4px !important;
    }
    
    .doc-content table {
        font-size: 0.85rem !important;
        margin: 10px 0 !important;
    }
    
    .doc-content th,
    .doc-content td {
        padding: 6px 8px !important;
    }
    
    .doc-content img {
        border-radius: 4px !important;
        margin: 10px 0 !important;
    }
    
    /* 导航菜单优化 */
    .layui-nav {
        background: transparent !important;
    }
    
    .layui-nav .layui-nav-item > a {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
    }
    
    .layui-nav .layui-nav-child dd a {
        padding: 10px 20px 10px 40px !important;
        font-size: 0.9rem !important;
    }
    
    /* 加载状态优化 */
    .loading {
        padding: 30px 20px !important;
        font-size: 0.95rem !important;
    }
    
    /* 图片模态框优化 */
    .image-modal .close {
        top: 10px !important;
        right: 20px !important;
        font-size: 30px !important;
    }
    
    .image-modal img {
        max-width: 95% !important;
        max-height: 85% !important;
        margin-top: 10% !important;
    }
    
    /* 触摸优化 */
    .menu-item {
        -webkit-tap-highlight-color: transparent;
        user-select: none;
    }
    
    .menu-item:active {
        background: rgba(255, 255, 255, 0.2) !important;
        transition: background 0.1s ease;
    }
    
    /* 滚动优化 */
    .layui-side-scroll {
        -webkit-overflow-scrolling: touch;
    }
    
    /* 防止页面横向滚动 */
    body {
        overflow-x: hidden;
        margin: 0 !important;
        padding: 0 !important;
    }
    
    /* 重置所有可能的边距 */
    .layui-layout-admin,
    .layui-body,
    .layui-main,
    .layui-container {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    /* 确保内容区域占满屏幕 */
    .layui-body {
        min-height: 100vh !important;
        background: #f5f5f5 !important;
    }
}

/* 小屏幕进一步优化 */
@media (max-width: 480px) {
    .layui-side {
        width: 200px !important;
        left: -200px !important;
    }
    .layui-footer{
        left: 0 !important;
    }
    .doc-main-wrap {
        padding: 5px !important;
        margin: 0 !important;
    }
    
    .layui-card {
        margin-bottom: 8px !important;
        margin: 0 0 8px 0 !important;
    }
    
    .layui-card-header {
        padding: 10px 12px !important;
    }
    
    .layui-card-header h2 {
        font-size: 1.2rem !important;
    }
    
    .layui-card-body {
        padding: 10px 12px !important;
    }
    
    .doc-content {
        padding: 10px !important;
        margin: 0 !important;
    }
    
    .doc-content h1 {
        font-size: 1.6rem !important;
    }
    
    .doc-content h2 {
        font-size: 1.4rem !important;
    }
    
    .doc-content h3 {
        font-size: 1.2rem !important;
    }
    
    .doc-content p {
        font-size: 0.9rem !important;
    }
    
    .doc-content pre {
        font-size: 0.8rem !important;
        padding: 10px !important;
    }
    
    .doc-content code {
        font-size: 0.8rem !important;
    }
    
    .doc-content table {
        font-size: 0.8rem !important;
    }
    
    .doc-content th,
    .doc-content td {
        padding: 4px 6px !important;
    }
}

/* 移动端菜单切换按钮 */
.mobile-menu-toggle {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    background: #667eea;
    color: #fff;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1002;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
}

.mobile-menu-toggle:hover {
    background: #5a67d8;
    transform: scale(1.05);
}

.mobile-menu-toggle:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
}

.mobile-menu-toggle i {
    font-size: 20px;
}

/* 移动端遮罩层 */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

/* 目录切换按钮：不再需要，隐藏 */
.toc-toggle {
    display: none !important;
}