.rc-article-layout{grid-template-columns:240px minmax(0,1fr);align-items:start;gap:48px;max-width:1080px;margin:0 auto;padding:60px 24px 120px;display:grid}.rc-article-main{min-width:0}.rc-toc{max-height:calc(100vh - 120px);font-size:13px;position:-webkit-sticky;position:sticky;top:90px;overflow-y:auto}.rc-toc-title{text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:12px;font-size:11px;font-weight:700}.rc-toc-list{counter-reset:rc-toc;border-left:1px solid var(--border,rgba(255,255,255,.1));margin:0;padding:0;list-style:none}.rc-toc-l2{counter-increment:rc-toc}.rc-toc-item a{color:var(--text-muted);border-left:2px solid transparent;margin-left:-1px;padding:7px 0 7px 16px;line-height:1.5;text-decoration:none;display:block}.rc-toc-l2>a{color:var(--text-secondary,#c5ccd8);font-weight:500}.rc-toc-l3 a{padding-left:32px;font-size:12.5px}.rc-toc-l2>a:before{content:counter(rc-toc)". ";color:var(--text-muted)}.rc-toc-item a:hover{color:var(--text,#e5e7eb)}.rc-toc-item.is-active>a{color:#3cbeff;border-left-color:#3cbeff}@media (max-width:900px){.rc-article-layout{grid-template-columns:minmax(0,1fr);gap:0}.rc-toc{border:1px solid var(--border,rgba(255,255,255,.1));border-radius:10px;max-height:none;margin-bottom:32px;padding:16px;position:static}}.rc-article-prose :not(pre)>code{color:var(--text-primary,#e6ecf5);background:rgba(99,102,241,.12);border:1px solid rgba(99,102,241,.22);border-radius:6px;padding:1px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,Liberation Mono,monospace;font-size:.88em}.rc-article-prose pre code{font-size:inherit;color:inherit;white-space:pre;background:0 0;border:0;padding:0}.rc-article-prose>:first-child{margin-top:0}.rc-article-prose h2{letter-spacing:-.01em;color:var(--text-primary,#e6ecf5);margin:3.25rem 0 .85rem;scroll-margin-top:90px;font-size:1.6rem;font-weight:700;line-height:1.25}.rc-article-prose h3{letter-spacing:-.01em;color:var(--text-primary,#e6ecf5);margin:2.25rem 0 .55rem;scroll-margin-top:90px;font-size:1.2rem;font-weight:600;line-height:1.3}.rc-article-prose h4{color:var(--text-primary,#e6ecf5);margin:1.6rem 0 .4rem;font-size:1.02rem;font-weight:600}.rc-article-prose p{color:var(--text-secondary,#c5ccd8);margin:0 0 1.15rem}.rc-article-prose ul,.rc-article-prose ol{color:var(--text-secondary,#c5ccd8);margin:0 0 1.2rem;padding-left:1.45rem}.rc-article-prose li{margin-bottom:.5rem;line-height:1.6}.rc-article-prose li>ul,.rc-article-prose li>ol{margin:.5rem 0 0}.rc-article-prose strong{color:var(--text-primary,#e6ecf5);font-weight:600}.rc-article-prose a{color:#3cbeff;text-decoration:none}.rc-article-prose a:hover{text-decoration:underline}.rc-article-prose hr{border:0;border-top:1px solid var(--border,rgba(255,255,255,.1));margin:2.75rem 0}.rc-article-prose blockquote{color:var(--text-muted);border-left:3px solid rgba(99,102,241,.5);margin:1.3rem 0;padding:4px 0 4px 16px}