#floating-toc{position:fixed;top:100px;right:0;width:250px;max-height:80vh;overflow-y:auto;background:#fff;box-shadow:0 0 15px rgba(0,0,0,.1);border-radius:8px;padding:15px;z-index:1000;transition:all .3s ease}.toc-header{font-weight:700;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid #eee}.toc-list{list-style:none;padding:0;margin:0}.toc-list li{margin:8px 0;padding-left:10px;border-left:2px solid #eee;transition:all .2s}.toc-list li a{text-decoration:none;color:#555;display:block;font-size:14px}.toc-list li.active{border-left-color:#0073aa}.toc-list li.active a{color:#0073aa;font-weight:600}@media (max-width:1200px){#floating-toc{display:none}}