/* Research report only. Shared site chrome, typography, tables, cards, and layout live in site.css. */
:root{
  --c-rogo:#15803d; --c-vals:#1a1c20; --c-btb:#facc15; --c-mercor:#7c3aed; --c-diligence:#9a5b2d;
  --c-ret:#3db1ff; --c-con:#7c3aed; --c-doc:#64748b; --c-blue:#0751a0;
}

/* Three-page research series. */
.report-hero .eyebrow,.chapter-head .eyebrow{margin:0 0 8px}
.report-hero h1{font-size:38px;max-width:20ch;margin-top:0}
.report-hero .lead{max-width:61ch}
.research-page{scroll-margin-top:72px}
.research-page>h2{font-size:23px;font-weight:500;letter-spacing:-.012em;margin:50px 0 8px}
.chapter-head{margin-bottom:34px}
.chapter-head h2{font-size:34px;line-height:1.14;letter-spacing:-.022em;max-width:20ch;margin:0 0 12px}
.chapter-head .lead{max-width:61ch;margin-bottom:0}
.fine{font-size:12px;color:var(--faint)}

.research-series{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:24px 0 22px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.research-series a{display:block;border:0;padding:14px 14px 13px 0;color:var(--muted-foreground);font-size:12px;line-height:1.35;min-width:0}
.research-series a+a{padding-left:16px;border-left:1px solid var(--border)}
.research-series a.active{color:var(--foreground)}
.research-series b{display:block;font:600 10px var(--mono);color:var(--accent);letter-spacing:.08em;margin-bottom:3px}
.draft-provenance{display:grid;grid-template-columns:136px 1fr;gap:14px;margin:0 0 34px;padding:12px 0;border-bottom:1px solid var(--border);font-size:12px;line-height:1.5;color:var(--muted-foreground)}
.draft-provenance b{font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--foreground);padding-top:2px}
.draft-provenance.agent{border-bottom-color:var(--c-amber)}

/* LLM-authorship convention: every block of LLM-written copy sits inside a dashed
   outline; human-written copy never does. The corner tag names the convention. */
.llm-authored{position:relative;border:1.5px dashed color-mix(in srgb,var(--c-amber) 60%,var(--border-strong));border-radius:var(--r);padding:6px 22px 18px;margin:26px 0}
.llm-authored::before{content:"LLM-drafted";position:absolute;top:-9px;left:16px;background:var(--background);padding:0 8px;font:600 9.5px var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--c-amber)}
.llm-authored>h2:first-of-type{margin-top:26px}
.blog-index .post-sub.llm{border:1.5px dashed color-mix(in srgb,var(--c-amber) 55%,var(--border-strong));border-radius:var(--r-sm);padding:9px 12px}

.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}

/* Dataset chapter. */
.evidence{display:grid;grid-template-columns:repeat(5,1fr);margin:26px 0 34px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.evidence div{padding:16px 12px 15px 0;font-size:11px;color:var(--muted-foreground);position:relative}
.evidence div+div{padding-left:16px;border-left:1px solid var(--border)}
.evidence b{display:block;font:600 19px var(--mono);color:var(--foreground);margin-bottom:4px}
.method{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:20px 0}
.method .card{padding:17px}
.method h3{font-size:14px;margin:0 0 5px}
.method p{font-size:12.5px;color:var(--muted-foreground);margin:0}
.release-table td:nth-child(2){font-family:var(--mono);color:var(--faint)}

/* Transfer chapter. */
.hyp{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.hyp .card{padding:17px}
.hyp h3{font-size:13px;margin:0 0 5px}
.hyp p{font-size:12px;color:var(--muted-foreground);margin:0}
.protocol{counter-reset:step;display:grid;gap:10px;margin:22px 0}
.protocol .card{padding:17px 18px 17px 58px;position:relative}
.protocol .card:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:16px;font:600 16px var(--mono);color:var(--accent)}
.protocol h3{font-size:14px;margin:0 0 4px}
.protocol p{font-size:12.5px;color:var(--muted-foreground);margin:0}

/* Part 1 chart labels and frontier legend. */
.tl-name{fill:var(--foreground);font-size:11px;font-weight:600;font-family:var(--sans)}
.metric-l{fill:var(--foreground);font-size:11px;font-weight:500;font-family:var(--sans)}
.date-l{fill:var(--faint);font-size:10px;font-family:var(--sans)}
.grp-name{fill:var(--foreground);font-size:12.5px;font-weight:600;font-family:var(--sans)}
.grp-note{fill:var(--faint);font-size:10.5px;font-style:italic;font-family:var(--sans)}
.bar-modtag{fill:var(--faint);font-size:10.5px;font-weight:400;font-family:var(--sans)}
.div-l{stroke:var(--border);stroke-width:1}
.fr-leg{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;margin:0 0 14px}
.fr-leg .it{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;color:var(--muted-foreground)}
.fr-leg .sw{width:22px;height:11px;border-radius:3px;background:var(--muted-foreground);display:inline-block}
.fr-leg .sw.rel{opacity:.42}
.fr-foot{font-size:12px;color:var(--muted-foreground);margin:14px 0 0;line-height:1.6}

/* Blog series index. */
.shell.center{justify-content:center}
.blog-index{margin-top:6px}
.blog-index .post{display:block;border:0;border-top:1px solid var(--border);padding:26px 0 28px}
.blog-index .post:last-child{border-bottom:1px solid var(--border)}
.blog-index .post-eyebrow{text-transform:uppercase;letter-spacing:.1em;font:600 10.5px var(--mono);color:var(--faint);margin:0 0 10px}
.blog-index .post h2{font-size:26px;font-weight:500;letter-spacing:-.014em;margin:0 0 8px;color:var(--foreground)}
.blog-index .post:hover h2{text-decoration:underline;text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:5px}
.blog-index .post-sub{font-size:14.5px;line-height:1.55;color:var(--muted-foreground);margin:0;max-width:62ch}
.blog-access-note{font-size:13px;line-height:1.6;color:var(--muted-foreground);margin:24px 0;padding-top:15px;border-top:1px solid var(--border)}

/* Part 1, prose-first article. Figures use rules and whitespace instead of cards. */
.article-report .report-hero{margin-bottom:0}
.article-report .report-hero h1{max-width:none;font-size:42px;line-height:1.07;white-space:nowrap}
@media(max-width:700px){.article-report .report-hero h1{white-space:normal}}
.article-report .report-hero .dek{max-width:56ch}
.article-provenance{margin:18px 0 38px;padding:12px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);font-size:12.5px;line-height:1.55;color:var(--muted-foreground)}
.article-provenance b{color:var(--foreground)}
.article-opening{font-size:17px;line-height:1.7}
.article-opening p:first-child{font-size:18px;color:var(--foreground)}
.article-report section{scroll-margin-top:78px}
.article-report section>h2{margin-top:66px}
.article-report section>h3{margin-top:42px}
.article-figure{margin:28px 0 32px;padding:18px 20px 16px;border:1px solid var(--border);border-radius:12px}
.figure-head{margin:0 0 16px}
.figure-kicker{margin:0 0 5px;font:600 10px var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.figure-title{margin:0;font-size:17px;font-weight:600;line-height:1.35;letter-spacing:-.005em}
.figure-head h4.figure-title{font-size:17px;margin:0}
.figure-note{font-size:12.5px;line-height:1.5;color:var(--muted-foreground);margin:5px 0 0;max-width:72ch}
.article-figure figcaption{font-size:12px;line-height:1.55;color:var(--muted-foreground);margin-top:12px}
.figure-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.figure-scroll>.chart{min-width:660px}
.figure-scroll,.benchmark-table-wrap{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}
.figure-scroll::-webkit-scrollbar,.benchmark-table-wrap::-webkit-scrollbar{height:8px}
.figure-scroll::-webkit-scrollbar-thumb,.benchmark-table-wrap::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:999px}
.figure-scroll:focus-visible,.benchmark-table-wrap:focus-visible{outline:2px solid var(--accent);outline-offset:4px}
.chart-legend{margin:10px 0 0}

.landscape-scroll{margin-top:4px}
.landscape-map{display:block;width:100%;height:auto;min-width:720px}
.map-grid{stroke:var(--border-strong);stroke-width:1.2}
.map-guide{stroke:var(--border);stroke-width:1;stroke-dasharray:3 5}
.map-axis{fill:var(--muted-foreground);font:11px var(--sans)}
.map-point text{fill:var(--foreground);font:600 12px var(--sans)}
.map-point .map-date{fill:var(--muted-foreground);font-size:10.5px;font-weight:400}
.map-point circle,.map-point rect,.map-point path{stroke:var(--background);stroke-width:2}
.point-vals circle{fill:var(--c-vals)}
.point-rogo circle{fill:var(--c-rogo)}
.point-diligence path{fill:var(--c-diligence)}
.point-mercor rect{fill:var(--c-mercor)}
.point-btb rect{fill:var(--c-btb)}
.point-hebbia rect{fill:var(--c-doc)}
.map-legend circle,.map-legend rect,.map-legend path{fill:var(--muted-foreground)}
.map-legend text{fill:var(--muted-foreground);font:10.5px var(--sans)}

.table-scroll-note{margin:22px 0 7px}
.benchmark-table-wrap{max-width:100%;margin:0 0 8px;overflow-x:auto;overscroll-behavior-x:contain;border:1px solid var(--border);border-radius:10px}
table.benchmark-matrix{min-width:775px;font-size:10.5px;line-height:1.42}
table.benchmark-matrix th,table.benchmark-matrix td{padding:8px 8px;white-space:normal;border-right:1px solid var(--border)}
table.benchmark-matrix th:last-child,table.benchmark-matrix td:last-child{border-right:0}
table.benchmark-matrix thead th{vertical-align:bottom;font-size:10.5px}
table.benchmark-matrix thead th:first-child,table.benchmark-matrix tbody th{position:sticky;left:0;z-index:1;width:96px;background:var(--background);box-shadow:1px 0 var(--border)}
table.benchmark-matrix thead th:first-child{z-index:2;background:var(--muted);color:var(--muted-foreground)}
table.benchmark-matrix tbody th{color:var(--muted-foreground);font-size:9.5px;font-weight:650;letter-spacing:.04em;text-transform:uppercase;text-align:left;vertical-align:top}
table.benchmark-matrix thead th:not(:first-child){width:97px}
table.benchmark-matrix tbody span{display:block;margin-top:4px;color:var(--muted-foreground);font-size:9.5px;font-weight:400}
table.benchmark-matrix tbody b{color:var(--foreground);font-weight:650}
table.benchmark-matrix .benchmark-result-row th,table.benchmark-matrix .benchmark-result-row td{background:var(--muted)}
.article-report .axis-l,.article-report .bar-modtag{fill:var(--muted-foreground)}
.table-note{font-size:12px;line-height:1.55;color:var(--muted-foreground);margin:8px 2px 24px}

.cs-block{border-left:3px solid var(--border-strong);padding:2px 0 10px 26px;margin:34px 0}
.cs-rogo{border-color:color-mix(in srgb,var(--c-rogo) 55%,var(--border))}
.cs-vals{border-color:color-mix(in srgb,var(--c-vals) 50%,var(--border))}
.cs-block>h3:first-child{margin-top:14px}
@media(max-width:700px){.cs-block{padding:2px 0 8px 16px}}
.article-report h2,.article-report h3{scroll-margin-top:84px}

.task-quote{margin:16px 0 20px;padding:13px 18px 12px;background:var(--muted);font-size:13.5px;line-height:1.6;border-radius:8px}
.task-quote-id{display:block;font:600 10px var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--muted-foreground);margin-bottom:5px}

.packet-viewer{padding:2px 0 0;background:var(--background)}
.pv-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:0 0 10px}
.pv-kicker{font:600 12px var(--sans);letter-spacing:.01em;color:var(--foreground)}
.pv-id{font:500 10px var(--mono);color:var(--faint);margin-left:9px;letter-spacing:.04em}
.pv-nav{display:inline-flex;align-items:center;gap:7px}
.pv-count{font:500 11px var(--mono);color:var(--muted-foreground)}
.pv-btn{width:26px;height:26px;border:1px solid var(--border-strong);border-radius:6px;background:var(--background);color:var(--foreground);font-size:15px;line-height:1;cursor:pointer;transition:background .15s ease}
.pv-btn:hover:not(:disabled){background:var(--muted)}
.pv-btn:disabled{opacity:.35;cursor:default}
.pv-ask{font-size:14.5px;font-weight:600;margin:0 0 3px}
.pv-ref{font-size:12.5px;color:var(--muted-foreground);margin:0 0 10px}
.pv-lab{font:600 10px var(--mono);letter-spacing:.09em;text-transform:uppercase;color:var(--muted-foreground);margin:0 0 4px}
.pv-q{margin:0 0 10px;padding:10px 14px;background:var(--muted);font-size:12.5px;line-height:1.6;border-radius:8px}
.pv-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 22px;margin:0 0 4px}
@media(max-width:700px){.pv-grid{grid-template-columns:1fr}}
.pv-rub{margin:0 0 10px;padding-left:0;list-style:none;font-size:12px;line-height:1.5;color:var(--muted-foreground)}
.pv-rub li{margin:6px 0;padding-left:34px;position:relative}
.pv-pts{position:absolute;left:0;top:1px;font:600 9.5px var(--mono);color:var(--faint)}
.pv-found{margin:0 0 10px;padding-left:18px;font-size:12.5px;line-height:1.55}
.pv-found li{margin:6px 0}
.pv-checked{font-size:11px;color:var(--faint);margin:0 0 10px}
.pv-dots{display:flex;gap:5px}
.pv-dots i{width:6px;height:6px;border-radius:999px;background:var(--border-strong);transition:background .2s ease}
.pv-dots i.on{background:var(--c-rogo)}

.path-compare{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.path-col{padding:21px 25px 20px 0;min-width:0}
.path-col+.path-col{padding-left:25px;padding-right:0;border-left:1px solid var(--border)}
.path-label{font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.09em;color:var(--faint);margin:0 0 6px}
.path-col h4{font-size:14px;margin:0 0 15px;line-height:1.4}
.path-col ol{margin:0;padding-left:20px;font-size:12.5px;line-height:1.55}
.path-col li{margin:9px 0;padding-left:2px}
.path-col li b{display:block}
.path-col li span{display:block;font-family:var(--mono);font-size:11.5px;color:var(--muted-foreground);margin-top:2px}
.path-result{font-size:13.5px;margin:17px 0 0;padding-top:12px;border-top:1px solid var(--border)}

.contact-cta{margin-top:56px;padding:0 0 6px}
.article-report section.contact-cta>h2{margin:5px 0 10px;font-size:27px}
.contact-cta p:last-child{font-size:17px;line-height:1.62;max-width:61ch}
.cta-placeholder{color:var(--muted-foreground);border-bottom:1px dotted var(--muted-foreground)}
.evidence-note{margin:46px 0 54px;padding-top:16px;border-top:1px solid var(--border)}
.evidence-note h2{font-size:13px;font-weight:600;margin:0 0 5px}
.evidence-note p{font-size:12px;line-height:1.65;color:var(--muted-foreground);margin:0}
.noscript-data{font-size:13px;color:var(--muted-foreground);padding:12px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}

/* Sources. */
.foot h2{margin:6px 0 2px}
.src{display:grid;gap:13px;margin-top:10px}
.src-row{display:grid;grid-template-columns:max-content 1fr;gap:6px 20px;align-items:baseline}
.src-name{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--muted-foreground);white-space:nowrap}
.src-name i{width:8px;height:8px;border-radius:2px;flex:none}
.src-links{font-size:13px;color:var(--muted-foreground);line-height:1.75}
.src-links a{white-space:nowrap}

@media(max-width:700px){
  .report-hero h1{font-size:32px}
  .article-report .report-hero h1{font-size:36px}
  .article-opening{font-size:16px}
  .article-opening p:first-child{font-size:17px}
  .article-report section>h2{margin-top:54px}
  .path-compare{grid-template-columns:1fr}
  .path-col{padding:18px 0}
  .path-col+.path-col{padding:18px 0;border-left:0;border-top:1px solid var(--border)}
  .research-series{grid-template-columns:1fr}
  .research-series a+a{padding-left:0;border-left:0;border-top:1px solid var(--border)}
  .draft-provenance{grid-template-columns:1fr;gap:4px}
  .evidence,.hyp{grid-template-columns:1fr}
  .evidence div+div{padding-left:0;border-left:0;border-top:1px solid var(--border)}
  .method{grid-template-columns:1fr}
}
@media(max-width:560px){
  .src-row{grid-template-columns:1fr;gap:3px}
}