.sidebar-similar,.toc{position:sticky;top:100px}:root{--toc-item-clr:#6f757a;--toc-item-clr-level3:#7a8288;--toc-item-clr-active:var(--dark);--toc-list-gap:10px;--toc-accent-w:3px}.toc{background-color:#fff;border:1px solid rgba(15,23,42,.08);border-radius:var(--border-radius);box-shadow:0 2px 12px #0f172a0d;display:flex;flex-direction:column;max-height:calc(100vh - 120px);padding:28px 22px 32px}.toc-title{border-bottom:1px solid rgba(15,23,42,.08);color:var(--dark);flex-shrink:0;font-size:1.0625rem;font-weight:700;letter-spacing:-.02em;line-height:1.3;margin:0 0 18px;padding-bottom:14px}.toc-list{display:flex;flex:1 1 auto;flex-direction:column;gap:var(--toc-list-gap);list-style:none;margin:0;min-height:0;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;padding:0 4px 0 0;-webkit-overflow-scrolling:touch;scrollbar-color:rgba(15,23,42,.28) transparent;scrollbar-width:thin}.toc-list::-webkit-scrollbar{width:6px}.toc-list::-webkit-scrollbar-thumb{background-color:#0f172a38;border-radius:3px}.toc-list::-webkit-scrollbar-thumb:hover{background-color:#0f172a59}.toc-item{border-left:var(--toc-accent-w) solid transparent;border-radius:0 8px 8px 0;color:var(--toc-item-clr);cursor:pointer;font-size:.9375rem;line-height:1.35;margin:0;padding:7px 12px 7px 14px;transition:color .2s ease,border-color .2s ease,background-color .2s ease}.toc-item:hover:not(.active){background-color:#0f172a0a;color:var(--toc-item-clr-active)}.toc-item.active{background-color:#0088ff12;background-color:color-mix(in srgb,var(--primary) 9%,transparent);border-left-color:var(--primary);color:var(--toc-item-clr-active);font-weight:600}.toc-item.level-3{color:var(--toc-item-clr-level3);font-size:.875rem;padding-left:22px}.toc-item.level-3.active{color:var(--toc-item-clr-active)}.toc-sublist{list-style:none;margin-top:4px;padding:0 0 0 16px}.toc-sublist li{cursor:pointer;font-size:14px;padding:4px 0}.toc-sublist li.active{color:#08f;font-weight:600}