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.feature-view{flex:1;padding:4px 27px 0;min-height:312px}.layer-buttons{display:flex;gap:5px;margin-bottom:24px;flex-wrap:wrap}.layer-buttons button{border:1px solid #6687765c;background:#193731;color:#bfcdc0;border-radius:4px;padding:5px 9px;font:9px var(--mono)}.layer-buttons button[aria-pressed=true]{background:var(--lime);color:#263c29;border-color:var(--lime)}.matrix-wrap{height:175px;position:relative;margin-left:21px}.matrix-y{position:absolute;left:-23px;top:0;height:100%;font:8px var(--mono);color:#a9bcae;writing-mode:vertical-rl;transform:rotate(180deg);text-align:center;letter-spacing:1.3px}.matrix-wrap canvas{width:100%;height:100%;display:block}.matrix-axis{display:flex;justify-content:space-between;margin:9px 0 0 21px;font:8px var(--mono);color:#b4c9b9}.feature-key{display:flex;gap:20px;align-items:center;justify-content:center;font:8px var(--mono);margin:16px 0 10px;color:#b4c9b9}.feature-key span{display:flex;gap:5px;align-items:center}.feature-key i{width:8px;height:8px;background:#758cbb}.feature-key span:last-child i{background:var(--lime)}.feature-view>p{font-size:9px;line-height:1.6;text-align:center;color:#b4c9b9;max-width:100%}
.language-view{padding:22px 35px;display:flex;flex-direction:column;justify-content:center;flex:1;min-height:312px}.language-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;font:9px var(--mono);color:#b4c9b9;letter-spacing:.8px}.mini-tag{background:#315349;padding:4px 7px;border-radius:4px;font-size:8px;letter-spacing:0}.prediction{font-size:clamp(25px,3.6vw,45px);line-height:1.24;letter-spacing:-1.4px;margin:25px 0 22px;max-width:600px}.reference{padding-top:17px;border-top:1px solid #abcbb231;color:#bbcec0}.reference>span{font:8px var(--mono);letter-spacing:1px}.reference p{font-size:14px;margin-top:6px}.decision{display:flex;gap:9px;align-items:flex-start;font-size:10px;color:#c5d4c3;margin-top:24px;line-height:1.6}.decision-light{height:5px;width:5px;border-radius:50%;background:var(--lime);margin-top:5px;flex-shrink:0}.speech-controls{margin-top:23px}.button.light{background:var(--lime);color:#213d2f;border:0;font-size:11px;padding:10px 14px}.button.light:hover{background:#e6f6bf}.stop-speech{background:transparent;border:1px solid #849e8e;color:#edf2e7;border-radius:4px;padding:7px 13px;font-size:11px;margin-left:9px}.speech-controls p{font-size:10px;color:#a9bcae;margin-top:10px}.speaking .decision-light{animation:pulse 1s ease-in-out infinite}@keyframes pulse{50%{opacity:.3;transform:scale(1.6)}}
.section{padding-block:82px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:50px;margin-bottom:36px}.section-heading h2{font-size:39px;letter-spacing:-1.4px;line-height:1.13}.section-heading>p{font-size:13px;color:var(--muted);max-width:355px;padding-bottom:3px}.insights{display:grid;grid-template-columns:repeat(3,1fr);gap:33px}.insights article{padding-top:20px;border-top:1px solid #b9cbb8}.insight-index{font:9px var(--mono);letter-spacing:.8px;color:var(--muted)}.insight-mark{font-size:39px;font-weight:400;letter-spacing:-1.8px;line-height:1.3;margin:22px 0 18px}.insight-mark small{font-size:10px;font-weight:500;letter-spacing:.4px}.metric-arrow{font-size:24px;color:#8d9e88;vertical-align:4px;padding-inline:2px}.insights h3{font-size:16px;margin-bottom:10px;letter-spacing:-.3px}.insights p{font-size:12px;color:var(--muted);line-height:1.75;max-width:31ch}.insights details{margin-top:13px;font-size:10px;color:var(--muted)}summary{cursor:pointer}.insights details p{font-size:11px;margin-top:12px;max-width:none}.comparison{display:grid;grid-template-columns:1fr 1.5fr;gap:75px;border-top:1px solid var(--line);padding-top:43px;margin-top:48px;margin-bottom:28px}.comparison-copy h3{font-size:29px;letter-spacing:-.9px;margin-bottom:19px}.comparison-copy>p{font-size:12px;color:var(--muted);max-width:31ch}.comparison-copy .eyebrow{font-size:9px}.comparison-copy .small-note{font-size:10px;margin-top:22px;line-height:1.7}.results-panel{margin:0}.segmented{display:flex;gap:3px;border:1px solid var(--line);border-radius:5px;background:#edf2e7;width:fit-content;padding:3px;margin:0 0 23px}.segmented label{position:relative;font-size:11px;cursor:pointer}.segmented input{position:absolute;width:100%;height:100%;opacity:0;cursor:pointer;margin:0}.segmented span{display:block;padding:6px 12px;border-radius:3px}.segmented input:checked+span{background:#fff;box-shadow:0 1px 3px #203d3515;font-weight:550}.segmented input:focus-visible+span{outline:3px solid #5a88f0;outline-offset:3px}.chart-axis{display:flex;justify-content:space-between;margin-left:154px;font:9px var(--mono);color:#8c9c8a;margin-bottom:9px;padding-right:4%}.chart-row{display:grid;grid-template-columns:138px 1fr;gap:16px;align-items:center;font-size:10px;margin-bottom:13px}.chart-row>span{line-height:1.4}.track{height:26px;background:repeating-linear-gradient(90deg,#e0e6dc 0,#e0e6dc 1px,transparent 1px,transparent 32%)}.bar{height:100%;background:#b5caa8;display:flex;align-items:center;justify-content:flex-end;min-width:38px;transition:width .45s ease;width:76.18%;border-radius:0 2px 2px 0}.bar b{font:10px var(--mono);padding-right:7px}.bar[data-model="1"]{width:82.18%}.bar[data-model="2"]{width:82.68%}.bar[data-model="3"]{width:94.42%}.highlight .bar{background:var(--green);color:white}.highlight>span{font-weight:600}.results-panel figcaption{font-size:10px;color:var(--muted);margin-top:18px;min-height:35px;max-width:80ch}
.research-detail{border-top:1px solid var(--line);padding-block:18px}.research-detail>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;font-size:12px;font-weight:500}.research-detail>summary::-webkit-details-marker{display:none}.research-detail>summary>span{font-size:20px;font-weight:300;line-height:1}.research-detail[open]>summary>span{transform:rotate(45deg)}.detail-body{padding:19px 0 4px;font-size:12px;color:var(--muted);max-width:820px}.detail-body p+p{margin-top:14px}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:11px;margin-bottom:20px}caption{text-align:left;margin-bottom:10px;font-size:10px}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line)}th{font-weight:500}td{font-family:var(--mono)}.scope-band{background:#edf1e7;border-block:1px solid var(--line)}.scope-band .section{padding-block:56px}.scope-band .section-heading>p{font-size:12px;max-width:390px}.research-links{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;border-top:1px solid var(--line);margin-top:20px;padding-top:25px}.research-links a{display:flex;align-items:center;justify-content:space-between;gap:20px;text-decoration:none;font-size:13px}.research-links small{display:block;font-size:10px;color:var(--muted);margin-top:6px}.research-links a:hover>span{text-decoration:underline}.footer{padding-block:28px;display:flex;align-items:center;justify-content:space-between;gap:30px;font-size:10px;color:var(--muted)}.footer .brand{font-size:16px;color:var(--ink)}.footer a{text-decoration:none}.footer p{margin:0}
.hero{padding-top:36px;padding-bottom:30px}.hero .eyebrow{max-width:none;margin-inline:auto}h1{font-size:clamp(42px,5.2vw,66px)}.standfirst{margin-top:18px}.byline{margin-top:14px}
.sr-only,.skip{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip:focus{clip:auto;width:auto;height:auto;top:12px;left:16px;background:#fff;padding:12px;z-index:100}
@media(max-width:1000px){.wrap{padding-inline:28px}.hero{padding-top:42px}.exhibit-body{grid-template-columns:minmax(0,1fr) 260px}.stage-copy{padding:22px}.stage-tabs button{padding:14px}.stage-description h3{font-size:24px}.capture-view,.video-pane,.pose-pane{min-height:320px}.comparison{gap:40px}.insight-mark{font-size:33px}.metric-arrow{font-size:19px}.feature-view{padding-inline:20px}.layer-buttons{gap:4px}.layer-buttons button{font-size:8px;padding:5px 6px}}
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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{.header nav,.header .button,.transport,.next-stage,.speech-controls,.footer>a:last-child{display:none}.hero{padding-block:20px}.section{padding-block:25px}.exhibit{box-shadow:none}.visual-stage,.bar{print-color-adjust:exact}.wrap{padding-inline:0;max-width:none}.research-detail .detail-body{display:block}.scope-band{background:white}}

/* Frame-linked feature explorer: explanation first, exact values on demand. */
.feature-view{padding-bottom:8px;min-height:380px}
.feature-view .layer-buttons{margin-bottom:16px;gap:6px}
.feature-view .layer-buttons button{padding:7px 10px;font-size:10px}
.feature-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid #91b1a12e;padding-bottom:12px;margin-bottom:18px}
.feature-toolbar>span,.feature-kicker,.diagram-heading,.feature-frame figcaption{font:8px var(--mono);letter-spacing:.8px;color:#b6c9b9}
.feature-modes{display:flex;gap:3px;background:#112e2980;border-radius:4px;padding:3px}
.feature-modes button{border:0;background:transparent;color:#b6c9b9;padding:6px 9px;border-radius:3px;font-size:10px}
.feature-modes button[aria-pressed=true]{background:#466153;color:#f2f6e9}
.feature-modes button:disabled{opacity:.4;cursor:default}
.feature-focus{display:grid;grid-template-columns:118px minmax(0,1fr);gap:23px;align-items:center}
.feature-frame{margin:0;position:relative;height:136px;overflow:hidden;background:#112e29;border:1px solid #789d7c4f;border-radius:5px}
.feature-frame canvas{display:block;width:100%;height:100%}
.feature-frame figcaption{position:absolute;bottom:0;left:0;right:0;text-align:center;background:#112e29e6;padding:5px;font-size:7px;color:#e1ebdb}
.feature-operation h4{font-size:20px;font-weight:500;line-height:1.2;letter-spacing:-.5px;margin:8px 0;color:#f0f3e4}
.feature-operation p{font-size:11px;line-height:1.65;color:#bcd0bd;max-width:42ch;margin:0}
.feature-equation{font:24px var(--mono);color:var(--lime);letter-spacing:-1px;margin-top:12px;white-space:nowrap}
.feature-equation span{font-size:18px;color:#99b99e;padding:0 6px}
.coordinate-panel{margin-top:20px;border-top:1px solid #91b1a12e;padding-top:12px}
.coordinate-panel label{display:flex;align-items:center;justify-content:space-between;gap:10px;color:#b6c9b9;font-size:10px}
.coordinate-panel select{background:#25493f;color:#e9f1da;border:1px solid #74947c70;border-radius:4px;padding:5px 8px;font:10px var(--mono);max-width:155px}
.coordinate-values{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;margin-top:12px}
.coordinate-values>div{padding-left:10px;border-left:2px solid #bad79370}
.coordinate-values span{display:block;color:#b6c9b9;font:9px var(--mono);margin-bottom:5px}
.coordinate-values output{font:16px var(--mono);color:#e3efca}
.coordinate-panel>p,.feature-diagram>p{font-size:9px;line-height:1.6;color:#b6c9b9;margin-top:11px}
.feature-diagram{margin-top:18px}
.diagram-heading{display:flex;justify-content:space-between;gap:10px;font-size:8px}
.feature-diagram canvas{display:block;width:100%;height:135px;margin-top:7px}
.feature-view .feature-note{margin-top:14px;text-align:left;font-size:9px;line-height:1.65;color:#bdcebc}
.feature-view .matrix-wrap{height:225px;margin-top:21px;cursor:crosshair}
.feature-view .feature-key{margin-block:12px;gap:26px}
.channel-inspector{display:flex;align-items:center;gap:14px;border-top:1px solid #91b1a12e;padding-top:12px;font:9px var(--mono);color:#d4e3c9}
.channel-inspector label{white-space:nowrap}.channel-inspector input{width:60px;flex:1;accent-color:#d1e8a7;cursor:pointer}
.channel-inspector>output{min-width:82px;text-align:right}
@media(max-width:1000px) and (min-width:761px){.feature-focus{grid-template-columns:94px 1fr;gap:16px}.feature-operation h4{font-size:18px}.feature-equation{font-size:21px}.feature-toolbar>span{font-size:7px}.feature-view .layer-buttons button{padding:6px 8px;font-size:9px}}
@media(max-width:520px){.feature-view{padding-inline:15px;min-height:400px}.feature-view .layer-buttons{gap:4px;margin-bottom:13px}.feature-view .layer-buttons button{font-size:8px;padding:7px}.feature-toolbar{gap:8px;margin-bottom:16px}.feature-toolbar>span{font-size:7px;letter-spacing:.3px}.feature-modes button{font-size:9px;padding:6px 7px}.feature-focus{grid-template-columns:90px 1fr;gap:14px}.feature-frame{height:126px}.feature-operation h4{font-size:18px}.feature-operation p{font-size:10px}.feature-equation{font-size:21px}.feature-kicker{font-size:7px}.coordinate-values output{font-size:14px}.feature-view .matrix-wrap{height:245px}.channel-inspector{gap:9px;font-size:8px}.channel-inspector>output{min-width:72px}}

@media(max-width:520px){.feature-view .layer-buttons{display:grid;grid-template-columns:.8fr 1.25fr repeat(4,minmax(0,1fr))}.feature-view .layer-buttons button{padding:7px 3px}}

.example-credit{font-size:10px;line-height:1.6;color:var(--muted);margin:8px 0 13px}.example-credit a{text-underline-offset:2px}.example-credit cite{font-style:normal}

/* First-visit reading: visible comparisons, readable copy, detail on demand. */
.insights .insight-link{margin-top:18px;font-size:13px;text-decoration:none;line-height:1.6}
.insights .insight-link:hover{text-decoration:underline}
.findings-link{margin-top:35px;font-size:14px}
.research-next{background:#edf1e7;border-top:1px solid var(--line);padding-block:48px}
.research-next>.wrap{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.research-next h2{font-size:30px;letter-spacing:-.9px;line-height:1.2}
.research-next p:not(.eyebrow){font-size:15px;line-height:1.7;color:var(--muted);margin-bottom:14px}
.research-next a{font-size:14px}
@media(max-width:760px){.research-next>.wrap{gap:30px}.research-next h2{font-size:25px}}
@media(max-width:520px){.research-next>.wrap{grid-template-columns:1fr;gap:22px}.research-next{padding-block:35px}}
.header nav{font-size:14px;gap:24px}
.standfirst{font-size:17px;max-width:650px}
.byline{font-size:12px}
.exhibit-heading{align-items:center;margin-bottom:18px}
.exhibit-heading h2{font-size:22px;letter-spacing:-.6px}
.exhibit-instruction{font-size:13px;color:var(--muted);margin-top:5px}
.quiet-tag{font-size:11px;flex-shrink:0}
.stage-tabs button{font-size:14px}
.stage-description>p{font-size:14px;line-height:1.6}
.stage-counter{margin-bottom:22px}
.stage-measure p,.stage-footnote{font-size:12px;line-height:1.55}
.stage-measure small{font-size:12px}
.next-stage{font-size:13px;padding-top:15px}
.exhibit-caption{font-size:13px}
.provenance,.example-credit{font-size:12px}
.language-heading{font-size:11px;letter-spacing:.5px}
.reference>span{font-size:10px;letter-spacing:.5px}
.reference p{font-size:17px}
.decision,.speech-controls p{font-size:13px}
.button.light{font-size:13px}
.feature-operation p{font-size:13px}
.feature-view .feature-note,.coordinate-panel>p,.feature-diagram>p{font-size:11px}
.feature-toolbar>span,.feature-kicker,.diagram-heading{font-size:10px}
.feature-modes button,.coordinate-panel label,.coordinate-panel select{font-size:12px}
.section-heading>p,.scope-band .section-heading>p{font-size:15px;line-height:1.65}
.score-guide{display:flex;align-items:baseline;gap:20px;max-width:none;font-size:13px;color:var(--muted);padding:16px 0 22px;border-top:1px solid var(--line)}
.score-guide strong{white-space:nowrap;font-weight:600;color:var(--ink)}
.insights{gap:28px}
.insights article{display:flex;flex-direction:column;padding:24px 0 0;min-width:0}
.insight-index{font-size:11px;letter-spacing:.6px}
.insights h3{font-size:21px;line-height:1.25;min-height:2.5em;margin:14px 0 10px;letter-spacing:-.5px}
.insights p{font-size:14px;line-height:1.65;max-width:none}
.insights article>p:first-of-type{min-height:4.95em}
.score-pair{display:grid;grid-template-columns:minmax(0,1fr) 24px minmax(0,1fr);align-items:center;gap:8px;margin-top:23px;min-height:91px}
.score-pair>div{display:flex;flex-direction:column;align-self:stretch;justify-content:flex-end;gap:7px}
.score-pair>div>span{font-size:12px;color:var(--muted);line-height:1.4}
.score-pair strong,.score-gain strong{font-size:clamp(32px,3.4vw,44px);font-weight:400;letter-spacing:-1.8px;line-height:1.15;font-variant-numeric:tabular-nums}
.score-arrow{font-size:22px;color:var(--muted);align-self:end;padding-bottom:9px;text-align:center}
.score-pair>div:last-child strong{color:var(--green)}
.score-gain{display:flex;gap:14px;align-items:flex-end;margin-top:23px;min-height:91px}
.score-gain>span{font-size:12px;line-height:1.5;color:var(--muted);padding-bottom:4px}
.insights .score-context{font-size:12px;line-height:1.65;padding-top:13px;min-height:3.6em}
.score-context b{font-weight:550;color:var(--ink)}
.insights details{font-size:13px;margin-top:18px}
.insights details p{font-size:13px;line-height:1.65}
.model-comparison{margin-top:32px}
.model-comparison .comparison{margin-top:0;border:0;padding-top:30px;gap:45px}
.model-comparison>summary{font-size:15px}
.comparison-copy>p{font-size:14px;max-width:34ch}
.comparison-copy .small-note{font-size:12px}
.segmented{max-width:100%}
.segmented span{font-size:12px}
.chart-row{font-size:12px;grid-template-columns:145px 1fr}
.chart-axis{margin-left:161px;font-size:11px}
.bar b{font-size:12px}
.results-panel figcaption{font-size:12px;line-height:1.65}
.research-detail>summary{font-size:15px}
.detail-body{font-size:14px;line-height:1.75}
.detail-body table{font-size:13px}
.detail-body caption{font-size:12px}
.research-links a{font-size:15px}
.research-links small{font-size:12px}
@media(min-width:761px){.exhibit-body{grid-template-columns:minmax(0,1fr) 310px}}
@media(max-width:1000px) and (min-width:761px){
  .header nav{font-size:12px;gap:15px}
  .insights{gap:20px}
  .insights h3{font-size:19px}
  .score-gain{gap:10px}
}
@media(max-width:760px){
  .standfirst{font-size:16px;max-width:550px}
  .exhibit-heading{align-items:flex-start;gap:14px}
  .exhibit-heading h2{font-size:20px}
  .exhibit-instruction{font-size:12px}
  .quiet-tag{font-size:10px}
  .stage-tabs button{font-size:13px}
  .stage-copy{grid-template-columns:minmax(0,1fr) 140px;gap:0 24px;padding:24px}
  .stage-counter{margin-bottom:12px}
  .stage-description>p{font-size:14px}
  .stage-footnote{grid-column:1/-1;margin-top:14px}
  .section-heading>p{font-size:14px}
  .insights{grid-template-columns:1fr;gap:28px}
  .insights article,.insights article:last-child{padding:24px 0 0;min-height:0}
  .insights h3{min-height:0;font-size:22px;margin-top:12px}
  .insights article>p:first-of-type{min-height:0}
  .score-pair,.score-gain{max-width:350px;min-height:76px;margin-top:16px}
  .score-pair strong,.score-gain strong{font-size:42px}
  .insights .score-context{min-height:0}
  .insights details[open],.insights article:last-child details[open]{margin-right:0;padding-top:0}
  .score-guide{display:block;font-size:13px}
  .score-guide strong{display:block;margin-bottom:6px}
  .model-comparison .comparison{grid-template-columns:1fr;gap:25px}
  .comparison-copy>p{max-width:55ch}
}
@media(max-width:520px){
  .hero{padding-top:30px;padding-bottom:32px}
  .standfirst{font-size:15px;line-height:1.65}
  .standfirst br{display:none}
  .byline{font-size:11px}
  .exhibit-heading{display:block}
  .exhibit-heading h2{font-size:20px}
  .quiet-tag{display:inline-block;margin-top:8px}
  .stage-tabs button{font-size:11px;padding:12px 3px;min-height:53px}
  .stage-tabs button span{font-size:10px}
  .stage-copy{padding:20px;gap:0 16px;grid-template-columns:minmax(0,1fr) 100px}
  .stage-description h3{font-size:24px}
  .stage-description>p{font-size:13px}
  .stage-measure small{font-size:11px;line-height:1.5}
  .stage-measure>span{line-height:1.15}
  .stage-measure p,.stage-footnote{font-size:11px}
  .exhibit-caption{font-size:12px}
  .example-credit{font-size:11px}
  .feature-operation p{font-size:12px}
  .feature-toolbar>span{font-size:8px}
  .feature-modes button{font-size:11px;padding:6px}
  .feature-equation{font-size:19px;white-space:normal}
  .language-heading{font-size:10px;flex-wrap:wrap}
  .feature-view .feature-note,.coordinate-panel>p,.feature-diagram>p{font-size:11px}
  .chart-row{grid-template-columns:120px 1fr;gap:10px;font-size:11px}
  .chart-axis{margin-left:130px}
  .segmented span{font-size:11px;padding:7px}
  .scope-band .section-heading>p{font-size:14px}
}