#article-toc-sidebar{position:fixed;left:1.5rem;top:50%;transform:translateY(-50%) translateX(-30px);z-index:99999;opacity:0;pointer-events:none;transition:opacity 0.4s ease,transform 0.4s ease}#article-toc-sidebar.visible{opacity:1;pointer-events:auto;transform:translateY(-50%) translateX(0)}#article-toc-sidebar .toc-track{display:flex;flex-direction:column;align-items:flex-start;gap:0;position:relative;padding:1rem 1.2rem 1rem 1.6rem;background:rgba(33,41,49,0.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,0.15),0 0 0 1px rgba(255,255,255,0.06) inset}#article-toc-sidebar .toc-title{font-family:"Source Sans Pro",Helvetica,sans-serif;font-size:0.6rem;font-weight:900;letter-spacing:0.2em;text-transform:uppercase;color:rgba(255,255,255,0.35);margin:0 0 0.6rem 0.1rem;padding:0}#article-toc-sidebar .toc-track::before{content:'';position:absolute;left:0.85rem;top:3.2rem;bottom:1.8rem;width:2px;background:rgba(255,255,255,0.12);border-radius:1px}#article-toc-sidebar .toc-item{position:relative;display:flex;align-items:center;gap:10px;padding:6px 0;text-decoration:none;cursor:pointer}#article-toc-sidebar .toc-dot{position:absolute;left:-0.75rem;width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,0.3);border:none;box-shadow:none;transition:background 0.3s,transform 0.3s,box-shadow 0.3s;flex-shrink:0;z-index:1}#article-toc-sidebar .toc-label{font-family:"Source Sans Pro",Helvetica,sans-serif;font-size:0.72rem;font-weight:700;color:rgba(255,255,255,0.5);white-space:nowrap;transition:color 0.3s;letter-spacing:0.02em;line-height:1.3;max-width:170px;overflow:hidden;text-overflow:ellipsis}#article-toc-sidebar .toc-item:hover .toc-dot{background:rgba(255,255,255,0.8);transform:scale(1.3);box-shadow:0 0 0 3px rgba(255,255,255,0.12)}#article-toc-sidebar .toc-item:hover .toc-label{color:#fff}#article-toc-sidebar .toc-item.active .toc-dot{background:#fff;transform:scale(1.5);box-shadow:0 0 0 4px rgba(255,255,255,0.15)}#article-toc-sidebar .toc-item.active .toc-label{color:#fff;font-weight:900}@media screen and (max-width:1100px){#article-toc-sidebar{display:none}}