/* 针对非当前选中的目录项 */
#aside-content .toc-content .toc-link:not(.active) span {
    color: #555 !important;           /*稍微加深一点，从 #444 改为 #555 避免过黑 */
    opacity: 1 !important;    
    filter: blur(0px) !important; 
    transition: all 0.2s ease-in-out; /* 增加平滑过渡效果 */
}

/* 针对当前选中的目录项 */
#aside-content .toc-content .toc-link.active {
    background-color: transparent !important;
    font-weight: bold;
    color: #49b1f5 !important;        /* 建议给高亮项加个主题色，突出显示 */
}

#aside-content .toc-content {
    font-size: 15px;
}