/* Kairo Works v9.0 — Lightweight editorial motion */
.article-page .lumina-topic-hero{position:relative;overflow:clip;isolation:isolate;background:radial-gradient(circle at 78% 42%,rgba(109,59,142,.12),transparent 32%),linear-gradient(132deg,#080711,#0c0912 62%,#080711)}
.article-page .lumina-topic-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.016) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.016) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,#000,transparent);pointer-events:none}
.article-page .lumina-topic-hero>.site-shell{position:relative;z-index:1}
.article-page .lumina-prose h2[id],.article-page .lumina-prose h3[id]{scroll-margin-top:calc(var(--header-h) + 86px);position:relative}
.article-page .lumina-prose h2[id]:before,.article-page .lumina-prose h3[id]:before{content:"";position:absolute;left:-22px;top:.18em;bottom:.18em;width:2px;border-radius:2px;background:linear-gradient(var(--lumina-gold,#c59a37),var(--lumina-violet,#6d3b8e));transform:scaleY(0);transform-origin:center;transition:transform .28s ease}
.article-page .lumina-prose h2.is-reading-current:before,.article-page .lumina-prose h3.is-reading-current:before{transform:scaleY(1)}
.article-page .article-toc nav{position:relative}
.article-page .article-toc a{position:relative;transition:color .22s ease,transform .22s ease,background .22s ease}
.article-page .article-toc a:before{content:"";position:absolute;left:0;top:50%;width:2px;height:60%;background:var(--lumina-gold,#c59a37);transform:translateY(-50%) scaleY(0);transition:transform .22s ease}
.article-page .article-toc a.is-current{color:var(--lumina-gold,#c59a37);transform:translateX(4px)}
.article-page .article-toc a.is-current:before{transform:translateY(-50%) scaleY(1)}
.article-page .lumina-prose :target{animation:editorial-target-v9 1.1s ease}
.article-page .article-side>a{transition:transform .22s ease,border-color .22s ease}
html[data-motion="full"] .article-page .article-side>a:hover{transform:translateX(3px);border-color:rgba(197,154,55,.28)}
@keyframes editorial-target-v9{0%,100%{background:transparent}35%{background:rgba(197,154,55,.08)}}
@media(max-width:900px){.article-page .lumina-prose h2[id]:before,.article-page .lumina-prose h3[id]:before{left:-12px}.article-page .article-toc a.is-current{transform:none}}
@media(prefers-reduced-motion:reduce){.article-page .article-toc a,.article-page .lumina-prose h2[id]:before,.article-page .lumina-prose h3[id]:before{transition:none}.article-page .lumina-prose :target{animation:none}}