.os-toc{width:100%;margin:0 0 24px;border:1px solid rgba(0,0,0,.12);border-radius:4px;overflow:hidden;background:var(--os-toc-body,#fff);font-size:15px;line-height:1.45;box-sizing:border-box}
.os-toc *{box-sizing:border-box}
.os-toc__head{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;margin:0;padding:12px 16px;border:0;border-radius:0;background:var(--os-toc-head,#24244c);color:var(--os-toc-head-text,#fff);font:inherit;font-size:17px;font-weight:700;text-align:left;cursor:pointer}
.os-toc__head:focus-visible{outline:2px solid var(--os-toc-active,#ff4b09);outline-offset:-4px}
.os-toc__icon{flex:none;width:10px;height:10px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg);transition:transform .2s;margin-top:-4px}
.os-toc.is-open .os-toc__icon{transform:rotate(-135deg);margin-top:4px}
.os-toc__body{padding:12px 16px 14px}
.os-toc__search{display:block;width:100%;margin:0 0 10px;padding:8px 10px;border:1px solid rgba(0,0,0,.2);border-radius:3px;background:#fff;color:#222;font:inherit;font-size:14px}
.os-toc__list{list-style:none!important;margin:0!important;padding:0!important}
.os-toc__list li{list-style:none!important;margin:0;padding:0}
.os-toc__list a{display:block;padding:5px 0;color:var(--os-toc-link,#24244c);text-decoration:none;overflow-wrap:anywhere}
.os-toc__list a:hover,.os-toc__list a:focus-visible{color:var(--os-toc-hover,#ff4b09)}
.os-toc__list a.is-active{color:var(--os-toc-active,#ff4b09);font-weight:700}
.os-toc__list li[data-depth="1"] a{padding-left:16px}
.os-toc__list li[data-depth="2"] a{padding-left:32px}
.os-toc__list li[data-depth="3"] a,.os-toc__list li[data-depth="4"] a,.os-toc__list li[data-depth="5"] a{padding-left:48px}
.os-toc__list mark{background:var(--os-toc-mark,#24244c);color:#fff;padding:0 2px;border-radius:2px}
.os-toc__none{margin:6px 0 0;color:#666;font-size:14px}
@media (prefers-reduced-motion:reduce){.os-toc__icon{transition:none}}