/* 目录容器 */
#toc {
    background: #f5f5f5;
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-family: "Microsoft YaHei", sans-serif;
}
/* 目录列表 */
#toc ul {
    list-style-type: none;
    padding-left: 20px;
    margin: 5px 0;
}
/* 目录链接 */
#toc a {
    color: #337ab7;
    text-decoration: none;
    line-height: 1.8;
}
#toc a:hover {
    color: #23527c;
    text-decoration: underline;
}
/* 章节标题 */
.section-title {
    border-left: 4px solid #6c757d;
    padding-left: 10px;
    margin-top: 30px;
    color: #343a40;
}
/* 电梯版本区块 */
.elevator-version {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 25px;
    border: 1px dashed #dee2e6;
}
/* 代码块增强 */
pre {
    background: #f8f9fa !important;
    border-radius: 4px !important;
    padding: 12px !important;
}