/* V2 presentation only. All scientific data and V1 controllers are preserved. */
:root{--lab-reading:800px;--lab-wide:1280px;--lab-gutter:clamp(20px,4vw,48px)}
html{scroll-behavior:auto;scroll-padding-top:96px}
body.lab-v2{background:#fff}
.lab-v2 .wrap{width:100%;max-width:var(--lab-wide);padding-left:var(--lab-gutter);padding-right:var(--lab-gutter)}
.lab-v2 .masthead{padding-inline:max(var(--lab-gutter),calc((100vw - var(--lab-wide))/2 + var(--lab-gutter)));gap:24px;height:72px}
.lab-v2 .edition{font-size:.75rem}.lab-v2 .masthead nav{gap:20px}
.lab-v2 .executive{max-width:calc(var(--lab-reading) + 2*var(--lab-gutter));padding-top:48px;padding-bottom:64px}
.lab-edition{display:flex;justify-content:space-between;gap:16px;margin-bottom:24px;align-items:baseline;font-size:.8125rem;color:var(--muted)}
.lab-edition>span:first-child{font-family:var(--pb-font-display);letter-spacing:.08em;font-weight:700;color:var(--pb-primary-pressed)}
.lab-v2 .executive h1{font-size:clamp(1.9rem,3.3vw,2.8rem);line-height:1.23;max-width:none;margin:0 0 20px;text-wrap:balance;letter-spacing:-.04em}
.lab-v2 .executive .lab-dek{font-size:1.125rem;line-height:1.65;margin:0 0 28px;color:var(--ink)}
.lab-specimens{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:0 0 20px}
.lab-specimen{padding:0;border-radius:0;border:0;background:#fff;text-align:left;min-width:0;transition:none}
.lab-photo{display:block;position:relative;border:3px solid transparent;padding:4px;background:#fff}
.lab-photo img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}
.lab-photo-id{position:absolute;left:12px;top:12px;background:#171719;color:white;font:600 .875rem/1.4 var(--pb-font-display);padding:3px 6px}
.lab-photo-label{display:flex;align-items:baseline;justify-content:space-between;gap:8px;padding:10px 7px;color:var(--ink);border-bottom:1px solid var(--pb-border)}
.lab-photo-label strong{font-size:1rem}.lab-choice{font-size:.8125rem;font-weight:400;color:var(--muted)}
.lab-specimen[aria-pressed=true] .lab-photo{border-color:var(--pb-primary)}
.lab-specimen[aria-pressed=true] .lab-choice{color:var(--pb-primary-pressed);font-weight:700}
.lab-specimen:hover:not(:disabled){background:#fff}.lab-specimen:hover:not(:disabled) .lab-photo{background:var(--pb-canvas)}
.lab-entry{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px}
.lab-v2 .lab-entry p{font-size:.875rem;margin:0;line-height:1.65}
.lab-entry-actions{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.lab-entry-actions>a{display:flex;min-height:48px;align-items:center;font-size:.875rem;font-weight:600;text-underline-offset:4px}
.lab-primary{background:var(--pb-inverse);color:#fff!important;border-radius:8px;padding:12px 16px;gap:16px;text-decoration:none}
.lab-primary:hover{background:var(--pb-primary-pressed)}
.lab-v2 .lab-case-note{font-size:.8125rem;line-height:1.7;margin:16px 0 36px;color:var(--muted)}
.lab-v2 .executive .summary-keyword{font-size:1.125rem;color:var(--pb-primary-pressed);margin-bottom:12px}
.lab-v2 .executive>.summary-keyword{padding-top:28px;border-top:1px solid var(--pb-border)}
.lab-v2 .executive>.summary-keyword span:first-child{font-size:.75rem;letter-spacing:.06em}
.lab-v2 .executive .context-lead,.lab-v2 .summary-findings article>p{font-size:1rem;line-height:1.75;max-width:none}
.lab-v2 .summary-findings h3{font-size:1.5rem;line-height:1.4;margin-bottom:20px}
.lab-v2 .summary-findings article,.lab-v2 .summary-findings article:first-child{border-top:1px solid var(--pb-border);padding-top:28px}
.lab-v2 .summary-findings article:first-child{border-top:0;padding-top:0}
.lab-route{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;margin:28px 0 24px;border-block:1px solid var(--pb-border)}
.lab-route a{display:flex;gap:10px;align-items:center;min-height:64px;padding:10px 8px;font-size:.875rem;font-weight:600;text-decoration:none}
.lab-route a:hover{background:var(--pb-canvas)}.lab-route span{font-family:var(--pb-font-display);color:var(--muted);font-weight:400}
.lab-reading{border-bottom:1px solid var(--pb-border)}
.lab-reading>summary{min-height:52px;font-size:.9375rem;font-weight:600;color:var(--ink);padding:14px 0}
.lab-reading[open]>summary{color:var(--pb-primary-pressed)}
.lab-v2 :where(a,button,select,input,summary,[tabindex]):focus-visible{outline:3px solid var(--pb-primary-pressed);outline-offset:4px;box-shadow:none}
@media(max-width:1100px){.lab-v2 .masthead .edition{display:none}.lab-v2 .masthead nav{gap:16px}}
@media(max-width:760px){
 html{scroll-padding-top:128px}.lab-v2 .masthead{height:auto;min-height:104px;padding:12px 20px 0;gap:8px}
 .lab-v2 .masthead .edition{display:flex}.lab-v2 .masthead nav{gap:20px}
 .lab-v2 .executive{padding-top:28px;padding-bottom:40px}.lab-edition{font-size:.75rem;margin-bottom:20px}
 .lab-v2 .executive h1{font-size:1.9rem;line-height:1.3}.lab-v2 .executive .lab-dek{font-size:1rem;margin-bottom:20px}
 .lab-specimens{gap:8px}.lab-photo{border-width:2px;padding:2px}.lab-photo-id{font-size:.75rem;top:6px;left:6px;padding:1px 4px}
 .lab-photo-label{display:block;padding:8px 2px}.lab-photo-label strong{font-size:.9375rem}.lab-choice{display:block;font-size:.75rem;margin-top:4px}
 .lab-entry-actions{gap:16px}.lab-entry-actions>a{font-size:.875rem}.lab-primary{padding:12px;gap:8px}
 .lab-route{grid-template-columns:1fr 1fr}.lab-route a{min-height:52px}.lab-route a:nth-child(-n+2){border-bottom:1px solid var(--pb-border)}
}
@media(prefers-reduced-motion:reduce){.lab-v2 *{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* Reading has one centered axis. Figures may step out to the wide grid. */
.lab-v2 .section-intro{display:block;max-width:var(--lab-reading);margin:16px auto 32px}
.lab-v2 .section-intro h2{margin-bottom:20px;font-size:clamp(1.5rem,2.4vw,2rem);line-height:1.35;text-wrap:balance}
.lab-v2 .section-intro p{font-size:1rem;line-height:1.75;max-width:none}
.lab-v2 .report-section>.section-label{display:block;max-width:var(--lab-reading);margin-inline:auto}
.lab-v2 .report-section>.note,.lab-v2 .report-section>.caption,.lab-v2 .layer-notice{max-width:var(--lab-reading);margin-inline:auto}
.lab-v2 .report-section{padding-block:64px}
.lab-v2 .figure,.lab-v2 .layer-workspace,.lab-v2 .patch-method,.lab-v2 .role-boundary{border-radius:12px;box-shadow:none}
.lab-v2 .dataset-context{padding-block:56px}
.lab-v2 .dataset-context>.context-heading,.lab-v2 .context-two-col,.lab-v2 .research-use,.lab-v2 .dataset-context>.domain-title,.lab-v2 .dataset-context>p,.lab-v2 .quality-section>h3,.lab-v2 .quality-section>p,.lab-v2 .quality-section>.section-label,.lab-v2 .quality-detail{max-width:var(--lab-reading);margin-inline:auto}
.lab-v2 .context-two-col{grid-template-columns:1fr;gap:24px}
.lab-v2 .scope-card{border-radius:0;border-width:1px 0;padding:20px 0;background:#fff}
.lab-v2 .scope-list{display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.lab-v2 .scope-list>div{min-width:0}
.lab-v2 .research-context p{line-height:1.75}
.lab-v2 .research-use{padding-block:24px}
.lab-v2 .disease-card{border:0;border-radius:0}
.lab-v2 .disease-card>img{height:auto;aspect-ratio:1;background:#fff}
.lab-v2 .disease-card>div{padding:20px 0 0}
.lab-v2 .disease-card button{border-radius:8px;margin-top:auto}
.lab-v2 .quality-detail{border:0;border-block:1px solid var(--pb-border);border-radius:0;padding:0}
.lab-v2 .quality-grid{margin-block:32px}

/* Four model rows are a comparison figure, not four decorative cards. */
.lab-v2 .explorer-section{padding:48px 0;background:var(--pb-canvas)}
.lab-v2 .workspace-card{border:0;border-radius:0;box-shadow:none;background:transparent;overflow:visible}
.lab-v2 .explorer-head,.lab-v2 .explorer-local-navigation,.lab-chapter-dek{padding-inline:0;max-width:var(--lab-reading);margin-inline:auto}
.lab-v2 .explorer-section .explorer-head{padding-block:0 16px}
.lab-v2 .explorer-local-navigation{margin-bottom:24px}
.lab-chapter-dek{display:flex;gap:24px;align-items:center;justify-content:space-between;margin-bottom:32px}
.lab-chapter-dek p{font-size:1.125rem;line-height:1.65;margin:0}
.lab-chapter-dek a{font-size:.875rem;font-weight:600;min-height:44px;display:flex;align-items:center;flex-shrink:0}
.lab-step-label{display:block;font-size:.8125rem;font-weight:700;line-height:1.6;color:var(--pb-primary-pressed);margin:0 0 12px}
.lab-comparison{background:#fff;border-block:1px solid var(--pb-border);padding:32px;margin-bottom:32px;scroll-margin-top:96px}
.lab-comparison:focus:not(:focus-visible){outline:none}
.lab-comparison-heading{display:grid;grid-template-columns:minmax(0,1fr) 144px;gap:32px;align-items:start}
.lab-comparison-heading h3{font-size:1.5rem;line-height:1.4;margin:0 0 12px}
.lab-comparison-heading p{font-size:.9375rem;line-height:1.7;max-width:580px;margin:0;color:var(--muted)}
.lab-reference{font-size:.8125rem;line-height:1.5;font-weight:600}
.lab-reference img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain;margin-bottom:8px}
.lab-comparison>.caption{font-size:.8125rem;margin-block:20px 16px}
.lab-model-row{display:grid;grid-template-columns:120px minmax(0,1fr);gap:24px;padding:20px 0;border-top:1px solid var(--pb-border)}
.lab-model-name{padding-left:10px;border-left:3px solid transparent}
.lab-model-name strong,.lab-model-name>span{display:block}
.lab-model-name strong{font-family:var(--pb-font-display);font-size:.9375rem;line-height:1.5}
.lab-model-name>span{font-size:.8125rem;color:var(--muted);margin-top:4px}
.lab-model-row[data-active=true] .lab-model-name{border-color:var(--pb-primary)}
.lab-model-name>.lab-active-label{color:var(--pb-primary-pressed);font-weight:600}
.lab-model-neighbors{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:10px;min-width:0}
.lab-v2 .lab-neighbor{display:block;min-width:0;padding:0;background:#fff;border:0;border-radius:0;text-align:left;line-height:1.4}
.lab-v2 .lab-neighbor:hover{background:var(--pb-primary-soft);outline:2px solid var(--pb-primary-pressed);outline-offset:3px}
.lab-neighbor img{display:block;width:100%;height:auto;aspect-ratio:1;object-fit:contain}
.lab-neighbor-meta,.lab-neighbor-value{display:block;font-family:var(--pb-font-display);font-variant-numeric:tabular-nums;font-size:.75rem;line-height:1.4;margin-top:6px}
.lab-neighbor-value{font-weight:400;color:var(--muted);margin-top:2px}
.lab-continue{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px 32px;padding:24px 0;border-top:1px solid var(--pb-border);margin-top:32px}
.lab-continue>div{flex:1 1 360px}.lab-continue span{display:block;font-size:.75rem;color:var(--muted);margin-bottom:4px}
.lab-continue strong{font-size:1.0625rem;line-height:1.6;font-weight:600}
.lab-continue>a{display:flex;align-items:center;min-height:44px;font-size:.9375rem;color:var(--pb-primary-pressed);font-weight:600}
.lab-comparison .lab-continue{padding-bottom:0}
.lab-v2 .explorer-intro{max-width:var(--lab-reading);margin:0 auto 32px;padding:0;border-block:1px solid var(--pb-border)}
.lab-v2 .explorer-intro .explorer-subtitle{font-size:1rem;margin:0}
.lab-v2 .explorer-guide{grid-template-columns:1fr;gap:16px}
.lab-v2 .explorer-workspace{padding:24px 0 0;border:1px solid var(--pb-border);background:#fff;border-radius:12px;overflow:hidden;scroll-margin-top:96px}
.lab-v2 .explorer-grid{grid-template-columns:minmax(0,1fr) 288px;align-items:start}
.lab-v2 .space{height:560px}
.lab-v2 .inspector-photo .selected-image-button img{height:216px}
.lab-v2 .explorer-block{max-width:var(--lab-reading);margin:40px auto 0;padding:24px 0;background:transparent}
.lab-v2 .layer-heading{display:block;max-width:var(--lab-reading);margin:0 auto 28px}
.lab-v2 #layers>.lab-step-label,.lab-v2 #evidence>.lab-step-label{max-width:var(--lab-reading);margin-inline:auto}
.lab-v2 .layer-heading>.measured-badge{margin:0}
.lab-v2 .role-boundary{max-width:var(--lab-reading);margin:32px auto 0;border:0;border-top:1px solid var(--pb-border);border-radius:0;padding:24px 0}
.lab-v2 footer{max-width:var(--lab-wide)}
.lab-v2 #lab-compare,.lab-v2 #explorer-workspace{scroll-margin-top:16px}
@media(max-width:1050px){
 .lab-model-row{grid-template-columns:1fr;gap:12px}
 .lab-model-name{display:flex;align-items:baseline;gap:12px}.lab-model-name>span{margin:0}
 .lab-v2 .explorer-grid{grid-template-columns:minmax(0,1fr) 256px;gap:16px}
 .lab-v2 .space{height:600px}
}
@media(max-width:760px){
 .lab-v2 .report-section,.lab-v2 .dataset-context{padding-block:40px}
 .lab-v2 .explorer-section{padding-block:32px}
 .lab-v2 .scope-list{grid-template-columns:1fr}
 .lab-chapter-dek{display:block}.lab-chapter-dek p{font-size:1rem}.lab-chapter-dek a{margin-top:12px}
 .lab-comparison{padding:20px 16px;margin-inline:-4px}
 .lab-comparison-heading{grid-template-columns:minmax(0,1fr) 96px;gap:16px}
 .lab-comparison-heading h3{font-size:1.25rem}.lab-comparison-heading p{font-size:.875rem}
 .lab-reference{font-size:.75rem}
 .lab-model-neighbors{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px 10px}
 .lab-model-name strong{font-size:.9375rem}.lab-model-name>span{font-size:.75rem}
 .lab-v2 .explorer-grid{grid-template-columns:1fr}
 .lab-v2 .space{height:360px}
 .lab-v2 .inspector-photo .selected-image-button img{height:112px}
 .lab-v2 .explorer-next .inspector-links{grid-template-columns:1fr}
 .lab-v2 .lab-continue>div{flex-basis:100%}
 .lab-v2 .lab-continue{gap:8px;padding-block:20px;margin-top:24px}
 .lab-v2 .lab-continue strong{font-size:1rem}
 .lab-v2 .lab-continue>a{font-size:.875rem}
 .lab-v2 .quality-grid article{padding-left:16px}
 .lab-v2 .layer-workspace{padding:16px}
}