.toc-new{position:sticky;top:calc(var(--header-height) + 12px);height:fit-content;background:#fff;border:1px solid #e5e7eb;border-radius:12px;box-shadow:0 4px 18px rgba(0,0,0,.06);padding:16px;max-width:260px}
.toc-new h4{font-size:13px;color:#333;margin-bottom:8px}.toc-new ul{list-style:none;padding:0;margin:0}
.toc-new li{margin:6px 0}'
.toc-new a{color:#333;text-decoration:none;font-size:14px;display:block;padding:4px 6px;border-radius:6px;transition:background .2s}.toc-new a:hover{background:#f3f4f6}
.toc-new a.active{background:#22c55e;color:#fff;font-weight:600}@media (max-width:1024px){
.toc-new{position:static;margin-top:20px;max-width:100%}}