@charset "UTF-8";
:root{--bg:#faf9f6;--surface:#fffefa;--ink:#343631;--muted:#797c75;--line:#e9e8e2;--soft:#f0efe9;--accent:#f3c5a5;--accent-ink:#8a5434;--accent-soft:#f9e9dd;--code:#f0efe9;--selection:#f6d9c4;--sans:"Helvetica Neue",Arial,sans-serif;--mono:"SFMono-Regular",Consolas,monospace;color-scheme:light;background:var(--bg);color:var(--ink);font-family:var(--sans)}
@media(prefers-color-scheme:dark){:root{--bg:#1c1d1b;--surface:#22231f;--ink:#d5d7d0;--muted:#999d93;--line:#33362f;--soft:#292c25;--accent:#e5b18d;--accent-ink:#e5b18d;--accent-soft:#3d3127;--code:#272a23;--selection:#624630;color-scheme:dark}}
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a{color:inherit;text-decoration:underline;text-decoration-color:var(--muted);text-underline-offset:3px;text-decoration-thickness:1px}a:hover{color:var(--accent-ink);text-decoration-color:var(--accent-ink)}button,input{font:inherit}button,summary{cursor:pointer}svg{height:16px;width:16px;flex:none}img,video{display:block;max-width:100%}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:500;letter-spacing:-.015em;line-height:1.45}h1{font-size:27px}h2{font-size:18px}h3{font-size:14px}[hidden]{display:none!important}
.container,.header-inner,.site-footer{width:min(620px,calc(100% - 48px));margin-inline:auto}.mono{font-family:var(--sans);font-size:11px;letter-spacing:0;line-height:1.6}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--accent-ink);outline-offset:5px}.skip-link{position:fixed;top:-100px;left:16px;background:var(--ink);color:var(--bg);padding:8px 16px;z-index:100}.skip-link:focus{top:10px}
.site-header{padding-top:91px}.header-inner{display:flex;align-items:start;gap:21px;position:relative;min-height:35px;flex-wrap:wrap}.wordmark{font-size:14px;font-weight:500;text-decoration:none;line-height:1.7;margin-right:auto}.updated{position:absolute;left:0;top:24px;color:var(--muted);font-size:12px}.site-header nav{display:flex;gap:18px;font-size:12px}.site-header nav a{text-decoration:none;color:var(--muted)}.site-header nav a:hover,.site-header nav a[aria-current]{color:var(--ink)}.site-header nav a[aria-current]{text-decoration:underline;text-decoration-color:var(--accent);text-underline-offset:5px}.home .site-header nav{display:none}
.introduction{padding-top:48px}.introduction p{margin-bottom:15px}.introduction .highlight-link{background:var(--accent-soft);padding:2px 3px;text-decoration:none}.home .work-section{margin-top:62px}.work-section>h2{font-size:13px;font-weight:400;color:var(--muted);padding-bottom:9px;border-bottom:1px solid var(--line)}
.collection{padding-top:8px}.work-entry{padding:16px 0 15px}.entry-heading{display:flex;justify-content:space-between;gap:20px;align-items:baseline}.work-entry h3{font-size:14px;font-weight:400}.work-entry h3 a{text-decoration:none}.work-entry h3 a:hover{text-decoration:underline}.entry-kind{font-size:10px;color:var(--muted);flex:none}.work-entry p{font-size:12px;color:var(--muted);line-height:1.75;margin-top:4px;max-width:530px}
.site-footer{margin-top:66px;margin-bottom:65px;display:flex;justify-content:flex-end;gap:20px;font-size:11px;color:var(--muted);border-top:1px solid var(--line);padding-top:17px}.site-footer>div{display:flex;gap:15px;align-items:center}.footer-name{display:none}.footer-note{text-decoration:none}.footer-links{font-size:11px}.footer-links a{text-decoration:none}.footer-links a:hover,.footer-note:hover{text-decoration:underline}.copyright{font-size:10px}.accent-dot{display:none}
.page-intro{padding-top:44px;padding-bottom:32px}.page-intro h1{font-size:25px}.page-intro>p{color:var(--muted);margin-top:13px;font-size:14px}.collection-page{padding-bottom:7px}.collection-page>.collection{border-top:1px solid var(--line)}
.article-header{padding-top:34px;padding-bottom:24px}.back-link{color:var(--muted);font-size:11px;text-decoration:none}.back-link:hover{text-decoration:underline}.article-meta{display:flex;align-items:center;gap:9px;color:var(--muted);margin:24px 0 11px;flex-wrap:wrap}.article-meta .mono{font-size:11px}.meta-sep{color:var(--line)}.article-header h1{font-size:28px;line-height:1.35;max-width:600px}.article-subtitle{font-size:14px;color:var(--muted);margin-top:12px;line-height:1.8}.article-author{font-size:11px;color:var(--muted);margin-top:18px}.author-initials,.author-detail{display:none}.tags{display:none}.article-status{font-size:10px!important;color:var(--muted)}
.article-layout{display:block}.toc{margin:0 0 31px;padding-bottom:12px;border-bottom:1px solid var(--line)}.toc summary{font-size:11px;color:var(--muted);width:max-content}.toc nav{padding:12px 0 3px;display:flex;flex-direction:column;gap:7px}.toc nav a{font-size:12px;text-decoration:none;color:var(--muted)}.toc nav a:hover{color:var(--ink);text-decoration:underline}
.prose{font-size:15px;line-height:1.9;min-width:0}.prose p{margin-bottom:21px}.prose h2{font-size:19px;line-height:1.5;margin:36px 0 16px;scroll-margin-top:30px}.prose h3{font-size:16px;margin:28px 0 13px}.prose strong{font-weight:550}.prose a{overflow-wrap:anywhere}.prose ul,.prose ol{padding-left:22px;margin:0 0 22px}.prose li{padding-left:2px;margin-bottom:9px}.prose code{font-family:var(--mono);font-size:.8em;background:var(--code);padding:2px 4px;overflow-wrap:anywhere}.prose pre{overflow:auto;padding:17px;background:var(--code);font-size:13px;line-height:1.7;margin:24px 0}.prose pre code{background:transparent;padding:0;overflow-wrap:normal}.prose blockquote{border-left:2px solid var(--accent);padding:0 0 0 20px;margin:24px 0;color:var(--muted)}
.table-scroll{max-width:100%;overflow:auto;margin:25px 0}.prose table{width:100%;border-collapse:collapse;font-size:12px;line-height:1.7;text-align:left}.prose th,.prose td{padding:11px;border-bottom:1px solid var(--line);vertical-align:top;min-width:115px}.prose th{font-weight:500;background:var(--soft)}.prose td:first-child{width:34%}.article-image{margin:28px 0 10px;background:#fff}.article-image img{width:100%;height:auto}.article-image+p{font-size:11px;color:var(--muted);line-height:1.8;margin-bottom:27px}.article-image+p em{font-style:normal}.article-video{margin:24px 0}.article-video video{width:100%;aspect-ratio:16/9;background:#101820}.article-video figcaption{font-size:11px;color:var(--muted);line-height:1.7;margin-top:8px}
.flow-figure{margin:25px 0;padding:18px;background:var(--soft)}.flow-figure>figcaption{font-size:11px;color:var(--muted);margin-bottom:17px}.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.flow-step>.mono{font-size:10px;color:var(--accent-ink);display:block;margin-bottom:5px}.flow-step strong{display:block;font-size:12px}.flow-step p{font-size:10px;line-height:1.7;margin:5px 0 0;overflow-wrap:anywhere}.prose .flow-note{font-size:11px;line-height:1.8;color:var(--muted);margin:17px 0 0}.article-end{margin-top:35px;border-top:1px solid var(--line);padding:16px 0;color:var(--muted);font-size:10px}.article-next{margin-top:30px;padding-top:20px;border-top:1px solid var(--line)}.article-next>.mono{color:var(--muted);font-size:11px}.article-next a{display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:14px;margin-top:9px;text-decoration:none}.article-next a:hover{text-decoration:underline}
.about-lead{font-size:17px!important;line-height:1.7}.about-layout{display:flex;flex-direction:column}.about-facts{display:flex;gap:40px;border-bottom:1px solid var(--line);padding-bottom:23px;margin-bottom:28px}.fact{font-size:12px;line-height:1.9}.fact>.mono{display:block;color:var(--muted);font-size:10px;margin-bottom:4px}.fact strong{font-weight:400}.contact-links{display:flex;flex-direction:column;align-items:start;gap:13px;margin-top:23px}.primary-link,.text-link{display:inline-flex;gap:10px;align-items:center;font-size:13px}.not-found{padding-top:60px}.not-found h1{margin:14px 0}.not-found p{margin-bottom:20px;color:var(--muted)}
@media(max-width:600px){.container,.header-inner,.site-footer{width:calc(100% - 42px)}.site-header{padding-top:45px}.header-inner{gap:16px}.site-header nav{gap:13px;font-size:11px}.introduction{padding-top:44px}.home .work-section{margin-top:45px}.entry-heading{gap:13px;align-items:start}.entry-kind{font-size:9px;padding-top:4px}.work-entry h3{font-size:14px;line-height:1.6}.work-entry p{font-size:12px}.work-entry{padding:15px 0}.site-footer{margin-top:50px;margin-bottom:40px}.site-footer>div{gap:12px}.copyright{display:none}.article-header h1{font-size:26px}.article-header{padding-top:28px}.prose{font-size:14.5px;line-height:1.95}.flow-steps{grid-template-columns:1fr 1fr;gap:20px}.flow-figure{padding:16px}.about-facts{flex-wrap:wrap;gap:22px 35px}.page-intro{padding-top:30px}.article-next a{font-size:14px}}
@media(max-width:360px){.site-header nav{gap:10px;font-size:10px}.header-inner{gap:12px}.wordmark{font-size:13px}.entry-kind{display:none}}
@media print{.site-header,.toc,.site-footer,.article-next{display:none}.container{width:100%}:root{--bg:#fff;--ink:#111;--muted:#555;--line:#ddd;--soft:#eee;--code:#eee}.prose{font-size:11pt}.article-header h1{font-size:23pt}}

.wordmark{display:inline-flex;align-items:center;gap:7px}.site-ghost{width:21px;height:23px;flex:none}
.vla-diagram{width:min(960px,calc(100vw - 42px));position:relative;left:50%;transform:translateX(-50%);margin:30px 0}.vla-diagram>figcaption{font-size:12px;line-height:1.7;margin-bottom:12px;display:flex;justify-content:space-between;gap:20px;color:var(--muted)}.vla-scroll{overflow-x:auto;border:1px solid var(--line)}.vla-diagram .vla-svg{display:block;width:100%;height:auto;min-width:760px;--v-bg:var(--bg);--v-box:var(--surface);--v-ink:var(--ink);--v-muted:var(--muted);--v-line:var(--muted);--v-peach:var(--accent-soft);--v-peach-line:var(--accent-ink);--v-group:var(--soft)}
@media print{.vla-diagram{width:100%;position:static;transform:none}.vla-diagram .vla-svg{min-width:0}.vla-scroll{overflow:visible}}
@media print{@page{size:A4;margin:16mm}.article .prose{font-size:10pt;line-height:1.45}.article .prose p{margin-bottom:10pt}.article .prose h2{font-size:13pt;margin:16pt 0 8pt;break-after:avoid}.article-header{padding:0 0 14pt}.article-meta{margin:0 0 6pt}.article-author,.article-end{display:none}.article-image{margin:10pt 0 5pt;break-inside:avoid}.article-image img{max-height:105pt;object-fit:contain}.article-image+p{margin-bottom:10pt}.vla-diagram{margin:12pt 0;break-inside:avoid}.vla-diagram .vla-svg{max-width:250pt;margin:auto}.vla-scroll{border:0}.article-video{margin:12pt 0;break-inside:avoid}.article-video video{max-height:110pt;object-fit:contain}.article-video figcaption{font-size:8pt}}