.article-toc{position:sticky;top:calc(var(--site-safe-top) + 32px);max-height:calc(100vh - var(--site-safe-top) - 64px);overflow-y:auto;padding:14px 26px 16px 0;border-right:1px solid var(--line);scrollbar-width:thin;scrollbar-color:var(--copper) transparent}.article-toc__title{margin-bottom:17px;color:var(--copper);font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.13em;text-transform:uppercase}.article-toc__list{display:grid;gap:3px;margin:0;padding:0;list-style:none}.article-toc__item--nested{padding-left:12px}.article-toc__link{display:block;padding:5px 0;color:var(--ink-soft);font-family:var(--sans);font-size:13px;line-height:1.28;text-decoration:none;transition:color .16s ease,padding-left .16s ease}.article-toc__item--active>.article-toc__link,.article-toc__link:hover{padding-left:5px;color:var(--copper)}.article-toc__mobile{display:none}@media (max-width:1100px){.article-toc--desktop{display:none}.article-toc__mobile{display:block;margin-bottom:29px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.article-toc__mobile summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 0;color:var(--ink);cursor:pointer;font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.1em;list-style:none;text-transform:uppercase}.article-toc__mobile summary::-webkit-details-marker{display:none}.article-toc__mobile summary:after{color:var(--copper);content:"+";font-size:16px;line-height:1}.article-toc__mobile[open] summary:after{content:"−"}.article-toc__mobile summary span:last-child{margin-left:auto;color:var(--copper)}.article-toc__mobile .article-toc__list{padding:0 0 13px}}