:root{color-scheme:light;--ink:#213d36;--muted:#64746d;--accent:#137b69;--line:#d4ddd5;--paper:#f8f6f0}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.5 system-ui,sans-serif}a{color:var(--accent)}button,input,select{font:inherit}button,a,input,select,summary,canvas{outline-offset:4px}:focus-visible{outline:3px solid #bc702d}button,select{border:1px solid #bdcbc1;border-radius:8px;padding:8px 11px;background:#fff;color:var(--ink);cursor:pointer}button:hover{background:#e4eee7}button.primary{background:var(--accent);color:#fff;border-color:var(--accent)}button:disabled{opacity:.55;cursor:default}#lab{max-width:1200px;margin:auto;padding:20px 26px}.lab-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px}.eyebrow{font:10px/1.5 ui-monospace,monospace;letter-spacing:1.6px;color:#9b5b24}h1{font:600 27px/1.2 Georgia,serif;margin:6px 0}.full-link{font-size:12px;white-space:nowrap}.metrics{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:12px;background:#fff;margin-bottom:16px;overflow:hidden}.metric{padding:10px 16px;border-right:1px solid var(--line);min-width:0}.metric:last-child{border:0}.metric strong{font:500 24px/1.3 Georgia,serif;color:var(--accent);display:block}.metric span{font-size:11px;color:var(--muted);display:block}.lab-layout{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:20px}.visual{min-width:0;border:1px solid var(--line);background:#fffdf8;border-radius:12px;overflow:hidden}canvas{display:block;width:100%;height:310px;touch-action:pan-y}canvas#graph{height:178px;border-top:1px solid var(--line)}[hidden]{display:none!important}.view-help{font-size:10px;color:var(--muted);margin:0 15px 9px}#controls{display:flex;flex-direction:column;gap:12px}.control label{display:flex;justify-content:space-between;font-size:12px;font-weight:600;gap:10px}.control label output{font-variant-numeric:tabular-nums;color:var(--accent);white-space:nowrap;flex-shrink:0}input[type=range]{width:100%;accent-color:var(--accent);min-height:25px;margin:5px 0 0}.buttons{display:flex;flex-wrap:wrap;gap:7px}.buttons button{font-size:11px;padding:7px 9px}.control select{display:block;width:100%;margin-top:6px;font-size:12px}.hint{font-size:11px;margin:0;color:var(--muted)}.observation{background:#e5eee7;border-left:3px solid var(--accent);border-radius:0 7px 7px 0;padding:13px 16px;margin:16px 0 10px;font-size:13px}details{font-size:12px;color:var(--muted)}summary{cursor:pointer;padding:6px 0;color:var(--ink)}#detail{padding:7px 0;line-height:1.6}#detail p{margin:6px 0}pre{font:12px/1.55 ui-monospace,monospace;background:#fff;padding:12px;border:1px solid var(--line);border-radius:7px;overflow:auto}.matrix-pair{display:flex;gap:16px;flex-wrap:wrap}.matrix-pair pre{margin:6px 0}body[data-lab=association] #scene{height:285px}body[data-lab=association] .lab-layout{grid-template-columns:minmax(0,1fr) 280px}body[data-lab=association] #controls{gap:8px}body[data-lab=association] .metrics{grid-template-columns:repeat(4,1fr)}@media(min-width:1250px){#lab{padding-top:28px}.visual #scene{height:365px}}@media(max-width:720px){#lab{padding:15px}.lab-header{align-items:flex-start;gap:9px}h1{font-size:23px}.full-link{font-size:10px}.lab-layout,body[data-lab=association] .lab-layout{grid-template-columns:1fr}#controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}#controls>.buttons,#controls>.hint,#controls>.wide{grid-column:1/-1}canvas#scene{height:290px}body[data-lab=association] #scene{height:250px}body[data-lab=association] .metrics{grid-template-columns:repeat(2,1fr)}.metric{padding:8px 10px}.metric strong{font-size:21px}.metric span{font-size:10px}.metrics{margin-bottom:12px}.observation{font-size:12px}.lab-layout{gap:15px}canvas#graph{height:160px}.view-help{font-size:9px}}@media print{#controls,.full-link,.view-help{display:none}.lab-layout{display:block}details{display:block}.visual{break-inside:avoid}}
/* Compact lab pages inside the presentation. The article and standalone labs
   retain their roomier layouts. */
body[data-embed=slides] #lab{max-width:none;padding:10px 14px 62px}
body[data-embed=slides] .lab-header{display:none}
body[data-embed=slides] .metrics{margin-bottom:10px}
body[data-embed=slides] .metric{padding:7px 12px}
body[data-embed=slides] .metric strong{font-size:24px}
body[data-embed=slides] .lab-layout{gap:16px;grid-template-columns:minmax(0,1fr) 300px}
body[data-embed=slides] #scene{height:285px}
body[data-embed=slides] #controls{gap:10px}
body[data-embed=slides] .hint{display:none}
body[data-embed=slides] .observation{font-size:12px;padding:9px 12px;margin:10px 0 5px}
body[data-embed=slides][data-lab=association] .lab-layout{grid-template-columns:minmax(0,1fr) 365px}
body[data-embed=slides][data-lab=association] #scene{height:177px}
body[data-embed=slides][data-lab=association] #graph{height:110px}
body[data-embed=slides][data-lab=association] #controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px 14px;align-content:start}
body[data-embed=slides][data-lab=association] #controls>.wide,
body[data-embed=slides][data-lab=association] #controls>.buttons{grid-column:1/-1}
body[data-embed=slides][data-lab=association] .control label{font-size:11px}
body[data-embed=slides][data-lab=association] .control select{margin-top:3px;padding:5px 9px}
.lab-page-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:5;gap:8px;justify-content:space-between;background:#f8f6f0f5;border-top:1px solid var(--line);padding:8px 10px}
.lab-page-nav button{font-size:12px;padding:7px 10px}
@media(max-width:720px){
 body[data-embed=slides] #lab{padding:10px 10px 62px}
 body[data-embed=slides] .lab-layout,body[data-embed=slides][data-lab=association] .lab-layout{grid-template-columns:1fr;gap:14px}
 body[data-embed=slides] .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
 body[data-embed=slides]:not([data-lab=association]) .metric:last-child{grid-column:1/-1;border-top:1px solid var(--line)}
 body[data-embed=slides] .metric strong{font-size:22px}
 body[data-embed=slides] .metric span{font-size:10px}
 body[data-embed=slides] #scene{height:220px}
 body[data-embed=slides][data-lab=association] #scene{height:220px}
 body[data-embed=slides][data-lab=association] #graph{height:148px}
 body[data-embed=slides] #controls{gap:12px}
}