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@media(max-width:650px){.section-shell,.nav-inner,.signal-inner{width:calc(100% - 32px)}.nav-inner{min-height:68px}.nav-links{display:none;position:absolute;top:67px;left:8px;right:8px;padding:10px;flex-direction:column;align-items:stretch;border:1px solid var(--line);border-radius:13px;background:rgba(247,251,255,.97);box-shadow:var(--shadow)}.nav-links.is-open{display:flex}.nav-links a{padding:12px}.menu-toggle{display:block}.hero{min-height:auto;padding:72px 0 98px}.hero h1{font-size:45px}.hero-lede{font-size:15px}.hero-question{align-items:flex-start}.hero-question strong{font-size:13px}.hero-visual{min-height:335px;margin-top:20px}.landscape{inset:35px 0 0}.equation-badge{right:3%;bottom:7%;padding:9px}.equation-badge b{font-size:13px}.visual-caption{bottom:-24px;font-size:9px}.hero-scroll{display:none}.directory-grid{grid-template-columns:repeat(2,1fr);gap:10px}.directory-card{min-height:132px}.directory-card:last-child{grid-column:auto}.signal-inner{grid-template-columns:repeat(2,1fr)}.signal-inner>div{min-height:104px;padding:15px}.signal-inner strong{font-size:21px}.section{padding:88px 0}.section-heading{margin-bottom:35px}.section-heading h2{font-size:37px}.motivation-layout{gap:26px}.micro-stack{padding-right:0}.micro-layer{padding:19px}.theory-visual{padding:12px}.theory-visual-head{display:block;line-height:1.9}.theory-visual canvas{height:285px}.theory-notes{display:flex}.note-card{display:flex}.note-index{margin:0}.matrix-block{padding:20px 16px}.matrix-panel{overflow:hidden}.matrix-panel canvas{height:220px}.matrix-readout{display:block;line-height:1.8}.matrix-readout b{display:block}.panel-head{align-items:center}.panel-head h3{font-size:20px}.canvas-shell canvas,.plot-card canvas{height:275px}.sort-meta{display:block;line-height:2}.sort-meta span{display:inline-block;margin-right:9px}.experiment-evidence{grid-template-columns:1fr;gap:19px;padding:20px}.evidence-stats{gap:7px}.evidence-stats b{font-size:18px}.evidence-stats span{font-size:8px}.evidence-tabs{overflow-x:auto;padding-bottom:3px}.evidence-tab{white-space:nowrap}.evidence-panel{grid-template-columns:1fr;gap:25px}.evidence-copy h3{font-size:25px}.research-links{grid-template-columns:repeat(2,1fr)}.research-links>div{grid-column:1/-1}.research-links>a{border-top:1px solid var(--line)}.application-flow{grid-template-columns:1fr auto 1fr;gap:8px}.application-flow i:nth-of-type(2){display:none}.application-flow .highlight{grid-column:1/-1}.bias-readout{gap:7px}.bias-readout b{font-size:17px}.bridge-visual{margin-top:35px;padding:25px 18px}.discussion-grid{grid-template-columns:1fr}.caution-card{align-items:flex-start}.site-footer{display:block;padding:24px 16px}.site-footer p{margin-top:15px}.site-footer span:last-child{display:none}}

/* Evidence-first overrides: large captions and legible diagrams at inspection size. */
body{font-size:17px}.section-heading>p:last-child,.claim-list p,.note-card p,.definition-card p,.theory-caption,.plot-card>p{font-size:15px}.section-heading h2{line-height:1.22}.theory-visual canvas{height:420px}.matrix-panel canvas{height:360px}.canvas-shell canvas{height:390px}.plot-card canvas{height:310px}.action-plot{display:block;width:100%;height:300px;margin:10px 0 12px;border:1px solid var(--line);border-radius:10px;background:#f8fbfe}.matrix-readout{font-size:13px}.theory-visual-head{font-size:13px}.theory-caption{font-size:14px}.formula,.definition-equation{font-size:17px}.graph-stats{display:flex;gap:20px;flex-wrap:wrap;margin:11px 5px;color:var(--muted);font:13px var(--mono)}.graph-stats b{color:var(--deep)}
@media(max-width:650px){body{font-size:16px}.theory-visual canvas{height:330px}.matrix-panel canvas{height:290px}.canvas-shell canvas{height:320px}.plot-card canvas,.action-plot{height:260px}.section-heading>p:last-child,.claim-list p,.note-card p,.definition-card p{font-size:14px}}
 .research-extra{display:grid;grid-template-columns:1fr 2fr auto;gap:24px;align-items:center;margin-top:-65px;margin-bottom:120px;padding:22px 24px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.65)}.research-extra h3{margin:0;color:var(--deep);font:600 19px var(--serif)}.research-extra p{margin:0;color:var(--muted);font-size:12px;line-height:1.7}.research-extra a{color:var(--deep);border-bottom:1px dashed var(--blue);font:11px var(--mono);white-space:nowrap}
@media(max-width:650px){.research-extra{grid-template-columns:1fr;gap:10px;margin-top:-35px;margin-bottom:80px;padding:18px}.research-extra a{justify-self:start}}
.data-provenance{margin-top:-100px;margin-bottom:80px;padding:16px 20px;border-left:3px solid var(--gold);background:rgba(255,248,224,.55);color:#806d35;font:13px/1.7 var(--mono)}
.brand-mark{align-items:center;justify-content:center;gap:0;padding:0;color:var(--blue-deep);font:500 20px/1 var(--mono);transform:none}
.motivation-gallery{display:grid;grid-template-columns:1.15fr .85fr;gap:18px;margin:26px 0 28px}.motivation-sketch{padding:14px;overflow:hidden}.motivation-sketch img{width:100%;height:235px;object-fit:cover;border-radius:10px;background:#f4f7fa}.motivation-sketch:first-child img{object-position:center top}.motivation-sketch:last-child img{height:235px;object-fit:contain;background:#eef3f8}.motivation-sketch figcaption{margin:11px 4px 2px;font-size:13px}.motivation-sketch figcaption span{display:block;margin-bottom:4px;color:var(--blue-deep);font:11px var(--mono);letter-spacing:.08em}@media(max-width:650px){.motivation-gallery{grid-template-columns:1fr}.motivation-sketch img,.motivation-sketch:last-child img{height:auto;max-height:260px}}
.application-dynamics{padding:28px;margin-top:24px}.application-lede{max-width:850px;color:var(--muted);font-size:15px;line-height:1.8}.application-lede strong{color:var(--deep);font-family:var(--mono)}.application-controls{display:grid;grid-template-columns:auto minmax(180px,1fr) auto auto auto;gap:14px;align-items:center;margin-top:20px;color:var(--muted);font:13px var(--mono)}.application-controls label{white-space:nowrap}.application-controls output{display:inline-grid;min-width:45px;padding:4px 6px;margin-left:5px;border-radius:5px;background:var(--gold-soft);color:var(--deep);text-align:center}.application-controls input{width:100%;accent-color:var(--gold)}.application-graph-wrap{margin-top:18px;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#f8fbfe}.application-graph-wrap canvas{display:block;width:100%;height:390px;min-height:390px}.application-dynamics figcaption{margin-top:14px}.application-dynamics .bias-readout{max-width:620px}
@media(max-width:650px){.application-dynamics{padding:18px}.application-controls{grid-template-columns:auto auto auto;justify-content:start;gap:10px}.application-controls label{grid-column:1/-1}.application-controls input{grid-column:1/-1}.application-controls .button{justify-content:center}.application-graph-wrap canvas{height:330px;min-height:330px}}

/* Latest correction pass: explicit controls keep the evidence readable and inspectable. */
.matrix-tabs,.task-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 14px}.matrix-tab,.task-tab{padding:9px 13px;border:1px solid var(--line);border-radius:999px;background:#f5faff;color:var(--muted);font:12px var(--mono);cursor:pointer;transition:.18s}.matrix-tab:hover,.matrix-tab.is-active,.task-tab:hover,.task-tab.is-active{border-color:var(--blue);background:#eaf6ff;color:var(--deep)}.task-tabs{margin-top:18px;border-bottom:1px solid var(--line);padding-bottom:12px}.task-tab{border-radius:9px;font-family:var(--sans);font-weight:600}.task-panel{padding:18px 0 8px}.task-panel[hidden]{display:none}.task-panel-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.task-panel-head h4{margin:7px 0 0;color:var(--deep);font:600 21px var(--serif)}.task-panel-head>strong{color:var(--blue-deep);font:600 21px var(--mono);white-space:nowrap}.task-label{color:var(--blue-deep);font:11px var(--mono);letter-spacing:.1em}.task-panel>p{max-width:800px;color:var(--muted);font-size:14px;line-height:1.8}.task-effect{display:grid;grid-template-columns:auto 1fr 32%;gap:12px;align-items:center;padding:12px 14px;border-radius:9px;background:#f7fbff;color:var(--muted);font-size:12px}.task-effect b{color:var(--deep);font-weight:600}.task-effect i{height:8px;border-radius:99px;background:linear-gradient(90deg,var(--blue),var(--gold))}.temperature-readout{padding:8px 10px;border-radius:7px;background:var(--gold-soft);color:#806d35;font:12px var(--mono);white-space:nowrap}.temperature-scale{display:flex;justify-content:space-between;gap:10px;margin:13px 0 2px;color:var(--muted);font:11px var(--mono)}
.experiment-tabs{display:flex;flex-wrap:wrap;gap:8px;margin:17px 0 13px;padding-bottom:11px;border-bottom:1px solid var(--line)}.experiment-tab{padding:9px 14px;border:1px solid var(--line);border-radius:9px;background:#f5faff;color:var(--muted);font:600 12px var(--sans);cursor:pointer}.experiment-tab:hover,.experiment-tab.is-active{border-color:var(--blue);background:#eaf6ff;color:var(--deep)}.experiment-stage{min-width:0}.experiment-view{display:none}.experiment-view.is-active{display:block}.experiment-stage>.experiment-view{width:100%}.experiment-stage>.experiment-view h4{margin:0 0 10px;color:var(--deep);font-size:15px}.experiment-stage>#matrixView,.experiment-stage>#scatterView{padding:0;margin:0;border:0;box-shadow:none;background:transparent}.experiment-stage>#matrixView canvas,.experiment-stage>#scatterView canvas{display:block;width:100%;height:410px;min-height:410px;margin-top:18px;border:1px solid var(--line);border-radius:11px;background:#f8fbfe}.experiment-stage>#matrixView .readout{margin-top:12px}.experiment-stage>#matrixView h3,.experiment-stage>#scatterView h3{margin:5px 0 8px;color:var(--deep);font:600 23px var(--serif)}.experiment-stage>#matrixView>p:not(.readout),.experiment-stage>#scatterView>p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}.experiment-stage>#matrixView figcaption,.experiment-stage>#scatterView figcaption{margin-top:12px}.optimization-grid>.action-pane{min-width:0}
@media(max-width:650px){.task-panel-head{display:block}.task-panel-head>strong{display:block;margin-top:10px}.task-effect{grid-template-columns:1fr}.task-effect i{width:100%!important}.temperature-scale{display:grid;grid-template-columns:1fr;gap:4px}.temperature-readout{justify-self:start}}

/* Rebuilt presentation diagrams: the landscape and the SM6 channel are native
   HTML/SVG elements, so labels and arrows remain crisp and adjustable. */
.unit-landscape{position:relative;height:270px;margin:16px -2px 12px;overflow:hidden;border-radius:15px;background:linear-gradient(180deg,#f8fbff,#edf4fa);border:1px solid rgba(23,59,98,.12)}.unit-blob{position:absolute;left:17%;right:9%;top:28px;height:184px;background:radial-gradient(ellipse at 54% 42%,rgba(255,255,255,.96),rgba(215,228,239,.92) 68%,rgba(194,211,226,.95));border:2px solid var(--deep);border-radius:38% 55% 48% 32% / 42% 30% 61% 45%;transform:rotate(-3deg);box-shadow:inset 0 -22px 35px rgba(91,128,157,.12)}.unit-axis{position:absolute;z-index:3;left:16px;top:23px;bottom:20px;width:72px;color:var(--deep);font:11px var(--mono)}.unit-axis:after{content:"";position:absolute;left:30px;top:23px;bottom:22px;border-left:4px solid var(--deep)}.unit-axis:before{content:"";position:absolute;left:23px;bottom:14px;border-left:10px solid transparent;border-right:10px solid transparent;border-top:16px solid var(--deep)}.unit-axis span{position:absolute;left:-8px;top:50px;writing-mode:vertical-rl;transform:rotate(180deg);font-size:9px;letter-spacing:.03em}.unit-axis b{position:absolute;left:18px;bottom:0;font:600 21px var(--serif)}.unit-state{position:absolute;z-index:5;display:grid;place-items:center;width:53px;height:53px;border:3px solid var(--deep);border-radius:50%;background:#fff0bb;color:var(--deep);box-shadow:0 7px 15px rgba(23,59,98,.18);text-align:center}.unit-state b{font:600 27px var(--serif);line-height:1}.unit-state small{font:9px var(--mono);color:var(--muted)}.state-f{left:39%;top:83px}.state-g{right:18%;top:125px}.unit-arrows{position:absolute;z-index:4;left:21%;right:9%;top:30px;width:70%;height:205px;overflow:visible}.unit-forward-path,.unit-backward-path{fill:none;stroke-width:13;stroke-linecap:round}.unit-forward-path{stroke:#4f96cc}.unit-backward-path{stroke:#d95f59;stroke-width:10}.unit-probability{position:absolute;z-index:6;padding:3px 7px;border-radius:5px;background:rgba(255,255,255,.84);font:600 15px var(--serif)}.forward-prob{left:52%;top:146px;color:#2f77ad}.backward-prob{left:51%;top:72px;color:#b64743}.unit-card .unit-context{position:relative;z-index:7}.channel-diagram{display:grid;grid-template-columns:auto 18px minmax(100px,.8fr) 18px minmax(270px,2fr) 18px minmax(100px,.8fr) 18px auto;align-items:center;gap:10px;margin:25px 0 14px;padding:20px 12px;border:1px dashed rgba(23,59,98,.3);border-radius:12px;background:#edf3f8}.channel-diagram>i{color:var(--blue-deep);font-size:24px;font-style:normal;text-align:center}.channel-endpoint{display:grid;justify-items:center;color:var(--deep);min-width:34px}.channel-endpoint b{font:italic 34px var(--serif)}.channel-endpoint small{color:var(--muted);font:10px var(--mono)}.channel-box{display:grid;justify-items:center;gap:4px;min-height:84px;padding:12px 9px;border:3px solid var(--deep);border-radius:15px;background:#dce8f1;text-align:center}.channel-box b{font:600 21px var(--serif)}.channel-box span{color:var(--muted);font:10px var(--mono);line-height:1.3}.channel-llm{position:relative;min-height:156px;padding:13px 14px 9px;border:3px solid var(--deep);border-radius:15px;background:#dce8f1;text-align:center}.channel-kicker{display:block;color:var(--deep);font:600 10px var(--mono);letter-spacing:.08em}.channel-llm>b{display:block;margin-top:4px;color:var(--deep);font:600 20px var(--serif)}.trajectory-bundle{display:block;width:100%;height:76px;margin:1px auto 0}.trajectory-bundle path{fill:none;stroke:#4f96cc;stroke-width:3;stroke-linecap:round}.trajectory-bundle circle{fill:#fff;border:1px solid var(--deep);stroke:var(--deep);stroke-width:1.5}.channel-llm>small{display:block;color:var(--muted);font:10px var(--mono)}.channel-sum{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:10px;margin:14px 0 22px;color:var(--muted);font:12px var(--mono)}.channel-sum b{padding:7px 10px;border-radius:6px;background:#fff3c9;color:var(--deep);font-size:16px}.sum-plus{color:var(--gold);font-size:20px}
@media(max-width:900px){.channel-diagram{grid-template-columns:34px 18px minmax(105px,1fr) 18px minmax(235px,1.7fr) 18px minmax(105px,1fr) 18px 34px;gap:6px;padding-inline:8px}.channel-box b{font-size:18px}.channel-llm>b{font-size:17px}.unit-landscape{height:255px}}
@media(max-width:650px){.unit-landscape{height:245px}.unit-axis{left:7px;transform:scale(.86);transform-origin:left top}.unit-blob{left:13%;right:5%;top:26px;height:175px}.state-f{left:36%;top:79px}.state-g{right:13%;top:120px}.unit-arrows{left:17%;right:3%;width:79%;top:27px}.unit-probability{font-size:13px}.forward-prob{left:49%;top:143px}.backward-prob{left:47%;top:67px}.channel-diagram{grid-template-columns:34px 1fr 34px;gap:8px;padding:15px 11px}.channel-diagram>i{transform:rotate(90deg)}.channel-diagram .channel-box,.channel-diagram .channel-llm{grid-column:1/-1}.channel-diagram .channel-llm{min-height:155px}.channel-diagram .channel-box{min-height:66px}.channel-diagram .channel-endpoint:first-child{grid-column:1}.channel-diagram .endpoint-g{grid-column:3}.channel-diagram .channel-endpoint:first-child+i{grid-column:2}.channel-diagram .endpoint-g{grid-row:auto}.channel-sum{display:grid;grid-template-columns:1fr auto 1fr;justify-items:center;text-align:center}.sum-plus{grid-column:1/-1}}

/* Current single-page layout: explicit dimensions keep the evidence canvases legible. */
.unit-card,.panel,.context-grid article,.comparison{border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.78);box-shadow:var(--shadow)}
.unit-card{padding:28px;min-height:330px}.unit-card h3,.panel h3,.context-grid h3,.comparison h3{color:var(--deep);font:600 24px var(--serif);margin:8px 0 16px}.panel-kicker{display:block;color:var(--blue-deep);font:600 12px var(--mono);letter-spacing:.11em}.unit-flow{display:grid;grid-template-columns:84px 1fr 84px;align-items:center;gap:16px;margin:28px 0 18px}.unit-node{display:grid;place-items:center;width:74px;height:74px;border:3px solid var(--deep);border-radius:50%;color:var(--deep);background:#eaf6ff;font:600 32px var(--serif);box-shadow:0 8px 18px rgba(23,59,98,.14)}.unit-node.gold{background:var(--gold-soft);border-color:#b78c22}.unit-node small{display:block;margin-top:-14px;color:var(--muted);font:10px var(--mono)}.unit-arrows{display:grid;gap:12px}.unit-arrows>div{display:flex;align-items:center;justify-content:center;gap:12px;font:18px var(--mono)}.unit-arrows .forward{color:var(--blue-deep)}.unit-arrows .backward{color:#b07d20}.unit-context,.unit-card figcaption{color:var(--muted);font-size:14px;line-height:1.7}.equation{padding:12px 14px;border-left:3px solid var(--gold);color:var(--deep);background:rgba(255,248,224,.5);font:600 17px/1.5 var(--mono);overflow-x:auto}.directory-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:15px}.directory-grid>a{min-height:130px;padding:18px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.65);transition:.2s}.directory-grid>a:hover{transform:translateY(-4px);border-color:var(--blue)}.directory-grid span{color:var(--blue-deep);font:12px var(--mono)}.directory-grid strong{float:right;color:var(--gold);font-size:26px}.directory-grid h3{margin:22px 0 3px;color:var(--deep);font:600 21px var(--serif)}.directory-grid p{margin:0;color:var(--muted);font-size:13px}.micro-panel{padding:30px;margin-top:28px}.figure-heading{display:flex;justify-content:space-between;align-items:start;gap:20px}.figure-heading h3{margin-bottom:0}.badge{padding:7px 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@media(max-width:650px){.directory-grid,.context-grid,.assumption-grid,.equation-grid,.research-grid{grid-template-columns:1fr}.unit-card{padding:19px}.unit-flow{grid-template-columns:60px 1fr 60px;gap:5px}.unit-node{width:58px;height:58px;font-size:25px}.unit-node small{font-size:8px}.micro-panel,.theory-figure,.optimization-panel{padding:18px}.micro-flow{grid-template-columns:1fr;gap:8px}.micro-flow>i{transform:rotate(90deg)}.figure-heading{display:block}.badge{display:inline-block;margin-top:12px}.theory-plots{gap:18px}.network-block canvas,.matrix-block canvas{height:350px;min-height:350px}.action-definition{display:block}.action-definition .equation{font-size:14px}.optimization-grid canvas,.experiment-detail-grid canvas{height:300px;min-height:300px}.timeline{grid-template-columns:1fr}.live-metrics{grid-template-columns:1fr 1fr}.comparison-row{grid-template-columns:1fr .5fr;gap:7px}.comparison-row i{grid-column:1/-1}.comparison-row small{grid-column:2}.bias-flow,.bridge{grid-template-columns:1fr;gap:8px}.bridge-middle{border:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.source-links{display:grid}.source-links a{font-size:12px}}

/* Keep all three RELAXATION tabs on the same external-title layout. */
.experiment-stage>#sortView h3{margin:5px 0 8px;color:var(--deep);font:600 23px var(--serif)}
.experiment-stage>#sortView>p:not(.readout){margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.experiment-stage>#sortView .experiment-legend{margin:14px 0 0}
.experiment-stage>#sortView canvas{display:block;width:100%;height:410px;min-height:410px;margin-top:18px;border:1px solid var(--line);border-radius:11px;background:#f8fbfe}

/* The evidence card follows the same hierarchy as RELAXATION: heading,
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.comparison-heading{margin:0 0 2px}
.comparison-heading h3{margin:7px 0 0}
#taskComparison>.task-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:20px 0 14px;padding:0;border:0}
#taskComparison>.task-tabs .task-tab{width:100%;text-align:left;border-radius:10px;padding:11px 14px}
#taskComparison>.task-panel{margin-top:0;padding:22px 22px 24px;border:1px solid var(--line);border-radius:14px;background:rgba(255,255,255,.62)}
#taskComparison>.task-panel>p:first-of-type{margin-top:10px}
#taskComparison>.task-panel .cross-task-layout{margin-top:18px}
#taskComparison>.task-panel .technical-note{margin-top:18px}
@media(max-width:650px){#taskComparison>.task-tabs{grid-template-columns:1fr}#taskComparison>.task-panel{padding:18px 16px 20px}}

/* Match the comparison card: the three RELAXATION views share equal tab
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.optimization-panel>.experiment-tabs .experiment-tab{width:100%;text-align:center}
@media(max-width:650px){.optimization-panel>.experiment-tabs{grid-template-columns:1fr}}
.optimization-panel{margin-left:0;margin-right:0}
/* Figure elements carry a browser default 40px side margin. Panel cards use
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figure.panel{margin-left:0;margin-right:0}

/* Three readouts keep each experiment's number set aligned with its own figure. */
.live-metrics{grid-template-columns:repeat(3,1fr)}
@media(max-width:650px){.live-metrics{grid-template-columns:1fr 1fr}.live-metrics>div:last-child{grid-column:1/-1}}

/* Legacy channel-element styles; the hero now displays only the square PDF artwork. */
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.unit-edge-stack{display:grid;gap:24px;min-width:0}
.unit-edge{position:relative;height:28px;display:flex;align-items:center;border-radius:99px;background:rgba(255,255,255,.76);border:1px solid rgba(23,59,98,.12);box-shadow:0 5px 13px rgba(23,59,98,.06)}
.unit-edge:after{content:"";position:absolute;top:7px;width:0;height:0;border-top:7px solid transparent;border-bottom:7px solid transparent}
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.unit-edge-forward{color:#2f77ad}.unit-edge-forward:after{right:8px;border-left:11px solid currentColor}.unit-edge-backward{color:#c65b55}.unit-edge-backward:after{left:8px;transform:rotate(180deg);border-left:11px solid currentColor}.unit-edge-backward i{border-top-width:3px}.unit-edge-backward span{color:#b64743}
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.motivation-strip{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:stretch;gap:14px;margin:0 0 30px;padding:16px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.68);box-shadow:0 12px 28px rgba(27,78,125,.045)}
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.motivation-strip article:nth-of-type(2){background:#fffaf0}.motivation-strip article:nth-of-type(3){background:#f5f1ff}
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@media(max-width:900px){.motivation-strip{grid-template-columns:1fr;gap:8px}.motivation-strip>i{transform:rotate(90deg);height:20px}.motivation-strip article{padding:12px}}
/* Presentation overlays: compact task plots and explicit IdeaSearch markers. */
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#taskComparison .cross-task-plot{height:360px}
#taskComparison .timeline-plot{height:340px}
#crossTaskList{padding:18px 22px;background:#f4f9ff;border:1px solid var(--line);border-radius:12px}
#crossTaskList h4{margin:0;color:var(--deep);font-size:22px}
#crossTaskList p{margin:6px 0;color:var(--muted);font-size:15px;line-height:1.7}
#crossTaskList .task-model{font:13px/1.6 var(--mono);overflow-wrap:anywhere}
#crossTaskList .task-r{color:var(--blue-deep);font:600 38px var(--mono);margin:12px 0}
#crossTaskList .task-ci{font-size:13px}
#taskComparison .timeline-note{align-items:start;flex-direction:column;gap:8px}
#taskComparison .timeline-note b{font-size:16px}
#taskComparison .timeline-note small{font-size:14px;line-height:1.7}
@media(max-width:650px){#taskComparison .cross-task-plot{height:300px}#taskComparison .timeline-plot{height:290px}}
.task-plot{display:block;width:100%;height:170px;margin:15px 0;border:1px solid var(--line);border-radius:10px;background:#f8fbfe}
.application-axis-legend{display:flex;flex-wrap:wrap;gap:14px 20px;margin:11px 2px 0;color:var(--muted);font:11px var(--mono)}
.application-axis-legend span{display:inline-flex;align-items:center;gap:7px}
.application-axis-legend i{display:inline-block;width:25px;border-top:2px solid var(--deep)}
.application-axis-legend .dash-v{border-color:#7162c8;border-top-style:dashed}
.application-axis-legend .dash-mse{border-color:#b78c22;border-top-style:dashed}
.application-axis-legend .solid-temp{border-color:#d95f59}
@media(max-width:650px){.task-plot{height:160px}.application-axis-legend{display:grid;gap:7px}}
.inline-formula{color:var(--deep);font-family:var(--mono);white-space:nowrap}.cross-task-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(250px,.85fr);gap:20px;align-items:start;margin-top:18px}.cross-task-plot,.timeline-plot{display:block;width:100%;height:300px;border:1px solid var(--line);border-radius:10px;background:#f8fbfe}.cross-task-list{display:grid;gap:7px}.cross-task-row{display:grid;grid-template-columns:1fr auto;gap:8px;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#f8fbff}.cross-task-row span{color:var(--muted);font-size:11px;line-height:1.45}.cross-task-row b{color:var(--deep);font:600 15px var(--mono)}.cross-task-row small{grid-column:1/-1;color:#7c95a9;font:10px var(--mono)}.timeline-note{display:flex;align-items:baseline;gap:12px;margin-top:12px;padding:11px 13px;border-left:3px solid var(--gold);background:#fffaf0}.timeline-note span{color:#806d35;font:11px var(--mono)}.timeline-note b{color:var(--deep);font-size:13px}.timeline-note small{color:var(--muted);font-size:11px}.cross-task-layout+ .annotation{margin-top:14px}@media(max-width:900px){.cross-task-layout{grid-template-columns:1fr}}@media(max-width:650px){.cross-task-plot,.timeline-plot{height:250px}.timeline-note{display:grid;gap:4px}}
/* Latest launch-pass refinements */
/* English headings are more compact so translated titles keep their intended rhythm. */
html[lang="en"] .comparison h3{font-size:clamp(20px,2.1vw,23px);letter-spacing:-.035em}
html[lang="en"] .section-heading h2{font-size:clamp(32px,3.7vw,52px);letter-spacing:-.035em}
@media(min-width:651px){
  html[lang="en"] .hero h1{font-size:clamp(36px,4vw,52px);letter-spacing:-.045em}
  html[lang="en"] .section-heading{max-width:1100px}
  html[lang="en"] .section-heading h2{font-size:clamp(30px,3.25vw,46px);white-space:nowrap}
}
@media(max-width:650px){
  html[lang="en"] .hero h1{font-size:38px}
  html[lang="en"] .section-heading{max-width:100%}
  html[lang="en"] .section-heading h2{font-size:34px;white-space:normal}
}
.assumption-subtitle{margin:0 0 8px!important;color:#ad7a17!important;font:600 14px/1.65 var(--serif)!important;letter-spacing:.02em}
.assumption-quote{margin:6px 0 16px}
.assumption-quote cite{display:block;color:var(--muted);font:normal 12px/1.6 var(--sans)}
.assumption-diagram{margin:18px 0;padding:8px 0;border:1px solid var(--line);border-radius:12px;background:#f7fbff;align-self:end}
.assumption-diagram svg{display:block;width:100%;height:auto}
.return-forward,.return-backward{fill:none;stroke-linecap:round}
.return-forward{stroke:#2f77ad;stroke-width:6}
.return-backward{stroke:#b78018;stroke-width:2.5;stroke-dasharray:6 5}
.return-state{fill:#fff3c9;stroke:var(--deep);stroke-width:2.5}
.return-state-label{fill:var(--deep);font:italic 28px var(--serif);text-anchor:middle;dominant-baseline:central}
.return-label{font:600 19px var(--sans);text-anchor:middle}
.forward-label{fill:#2f77ad}.backward-label{fill:#98680f}.suppressed-label{fill:#68809a}
.channel-progress{display:grid;grid-template-columns:minmax(0,1fr) 48px minmax(0,1fr) 48px minmax(0,1fr);align-items:stretch;gap:10px;margin:18px 0 24px;padding:14px;border:1px solid rgba(23,59,98,.16);border-radius:13px;background:linear-gradient(90deg,#fffaf0,#f7fbff 52%,#f5f1ff)}
.channel-progress-step{display:grid;align-content:center;gap:6px;min-height:100px;padding:14px 12px;border-radius:10px;background:#fff;border:1px solid rgba(23,59,98,.12);text-align:center}.channel-progress-step.aggregate{background:#fffaf0}.channel-progress-step.result{background:#f5f1ff}
.channel-progress-step span{color:var(--blue-deep);font:10px var(--mono);letter-spacing:.08em}.channel-progress-step b{color:var(--deep);font:600 21px var(--serif)}.channel-progress-step small{color:var(--muted);font:11px/1.4 var(--mono)}.channel-progress>i{display:grid;place-items:center;color:var(--gold);font:600 20px var(--mono);font-style:normal}
@media(max-width:650px){.channel-progress{grid-template-columns:1fr;gap:7px}.channel-progress>i{height:24px;transform:rotate(90deg)}.channel-progress-step{min-height:76px}.assumption-grid article{gap:12px;padding:18px}}
/* The beta control is warped in script so each observed regime gets visible travel. */
.beta-control-scale{display:flex;justify-content:space-between;margin:5px 155px 0 86px;color:var(--muted);font:10px var(--mono)}
@media(max-width:650px){.beta-control-scale{margin-left:74px;margin-right:0;font-size:9px}}
.discussion-callout{margin-top:24px;padding:26px;background:linear-gradient(135deg,#fffaf0,#f8fbff)}.discussion-callout h3{margin-bottom:10px}.discussion-callout p{margin:0;color:var(--muted);font-size:15px;line-height:1.85}
.unit-card{width:100%;aspect-ratio:1;margin:0;padding:0;min-height:0;overflow:hidden;background:#fff;border-radius:22px}
.unit-framework-image{display:block;width:100%;height:100%;margin:0;object-fit:contain}
.bias-readout{grid-template-columns:repeat(2,minmax(0,1fr))}
.bias-readout span{font:13px var(--sans)}
/* Matched rows keep titles, quotations, diagrams and equations aligned,
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.assumption-grid{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:0}
.assumption-grid article{display:grid;grid-row:span 5;grid-template-rows:subgrid;grid-template-columns:44px minmax(0,1fr);column-gap:18px;row-gap:0;min-width:0}
.assumption-content{display:contents}
.assumption-grid .big-index{grid-column:1;grid-row:1}
.assumption-content>h3{grid-column:2;grid-row:1}
.assumption-content>.assumption-quote{grid-column:2;grid-row:2}
.assumption-content>.assumption-body{grid-column:2;grid-row:3}
.assumption-content>.assumption-diagram{grid-column:2;grid-row:4}
.assumption-content>.equation{grid-column:2;grid-row:5;align-self:stretch;display:flex;align-items:center;overflow-wrap:anywhere}
@media(max-width:900px){.assumption-grid{grid-template-columns:1fr;row-gap:16px}}
@media(max-width:650px){.assumption-grid article{column-gap:12px}.assumption-content>.assumption-quote,.assumption-content>.assumption-body,.assumption-content>.assumption-diagram,.assumption-content>.equation{grid-column:1/-1}}

/* SM6: individual sequence probabilities belong on paths; T belongs at their semantic sum. */
.micro-panel{margin-inline:0}
.micro-bundle{margin:24px 0;padding:22px;border:1px solid var(--line);border-radius:15px;background:#f4f9fd}
.micro-input{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px 22px;padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff}
.micro-stage-label,.micro-column-label{color:var(--blue-deep);font:600 14px var(--sans)}
.micro-input strong{color:var(--deep);font:600 28px var(--serif)}
.micro-input strong>span{padding:0 10px;color:var(--blue-deep)}
.micro-input>span:last-child{color:var(--muted);font-size:15px}
.micro-branch-label{display:flex;justify-content:center;align-items:center;gap:12px;padding:18px 0;color:var(--deep);font-size:16px}
.micro-branch-label>span{font-size:26px;color:var(--blue-deep)}
.micro-bundle-grid{display:grid;grid-template-columns:minmax(0,1.4fr) 44px minmax(0,1fr);gap:14px 12px;align-items:stretch}
.micro-column-label{grid-column:1}.micro-result-heading{grid-column:3}
.micro-path-group{grid-column:1;display:grid;gap:12px;padding:12px;border:2px solid rgba(47,119,173,.3);border-radius:12px;background:#eaf4fc}
.micro-path{padding:14px;border:1px solid rgba(47,119,173,.2);border-radius:10px;background:#fff;min-width:0}
.micro-path-heading{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:6px 12px;color:var(--deep);font-size:16px}
.micro-path-heading>span{font:15px var(--serif);white-space:nowrap}
.micro-path-flow{display:grid;grid-template-columns:minmax(0,1fr) 78px;align-items:center;gap:12px;margin-top:30px}
.micro-path-flow .micro-tokens{margin-top:0}
.micro-path-target{position:relative;display:grid;grid-template-columns:22px 44px;align-items:center;gap:6px}
.micro-path-target>span{position:absolute;bottom:100%;left:0;width:100%;margin-bottom:6px;color:var(--blue-deep);text-align:center;font-size:13px}
.micro-path-target>i{color:var(--blue-deep);font-style:normal;font-size:22px}
.micro-path-target .micro-state{width:44px;height:44px;font-size:27px}
.micro-tokens{display:flex;align-items:center;gap:8px;margin-top:12px}
.micro-tokens>span{flex:1;min-width:0;padding:7px 3px;border:1px solid rgba(47,119,173,.22);border-radius:6px;background:#eaf4fc;text-align:center;color:var(--deep);font:16px var(--serif)}
.micro-tokens>i{font-style:normal;color:var(--blue-deep)}
.micro-many-paths{padding:2px 0}
.micro-many-ellipsis{color:var(--blue-deep);text-align:center;font-size:28px;line-height:1.3}
.micro-merge-arrow{display:grid;place-items:center;color:var(--blue-deep);font-size:32px}
.micro-aggregate{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:14px;padding:18px 12px;border:1px solid #e7c76b;border-radius:12px;background:#fff9e7;text-align:center;color:var(--deep)}
.micro-aggregate>span{font-size:15px;color:var(--muted)}
.micro-aggregate>strong{font:600 clamp(17px,1.8vw,23px) var(--serif)}
.micro-state{display:grid;place-items:center;width:62px;height:62px;border:2px solid var(--deep);border-radius:50%;background:#fff0ba;font:italic 34px var(--serif)}
.micro-bundle-note{margin:16px 0 0;color:var(--muted);font-size:14px;text-align:center}
@media(max-width:900px){.micro-bundle{padding:14px}.micro-bundle-grid{grid-template-columns:minmax(0,1fr);gap:12px}.micro-column-label,.micro-path-group{grid-column:1}.micro-result-heading{display:none}.micro-merge-arrow{height:28px;transform:rotate(90deg)}.micro-aggregate{padding:18px 12px}.micro-aggregate>strong{font-size:21px}.micro-path-heading{font-size:15px}.micro-path-group{padding:8px}.micro-tokens{gap:5px}.micro-input{display:grid;justify-items:center;gap:6px;text-align:center}.micro-branch-label{font-size:15px}}
.sm6-definitions h4{margin:24px 0 10px;color:var(--deep);font-size:18px}
.sm6-definitions p{font-size:15px;line-height:1.8}
.sm6-definitions .equation{white-space:normal;overflow-wrap:anywhere}
.sm6-direction{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:baseline}
@media(max-width:650px){.micro-path-flow{grid-template-columns:1fr;margin-top:14px;gap:10px}.micro-path-target{justify-self:end;grid-template-columns:auto 22px 44px}.micro-path-target>span{position:static;width:auto;margin:0}.micro-path-target>i{transform:rotate(90deg)}.sm6-direction{display:block}.sm6-direction>span{display:block}}

/* Chapter directory: number, title and a consistent line icon only. */
.directory-grid>a{display:grid;grid-template-columns:minmax(0,1fr) 48px;grid-template-rows:auto auto;gap:8px 12px;align-items:center;min-height:110px}
.directory-grid>a>span{grid-column:1;grid-row:1}
.directory-grid>a>h3{grid-column:1;grid-row:2;margin:0}
.directory-pictogram{grid-column:2;grid-row:1/span 2;display:block;width:48px;height:48px;fill:none;stroke:var(--blue-deep);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.directory-pictogram .icon-accent{fill:#eaf4ff;stroke:var(--blue-deep)}
.directory-pictogram--universal{stroke-width:1.65}
.directory-universal-glyph{fill:var(--blue-deep);stroke:none;font:500 25px Georgia,serif}
.directory-question-glyph{fill:var(--blue-deep);stroke:none;font:600 22px Georgia,serif}
.directory-grid>a:focus-visible{outline:2px solid var(--blue-deep);outline-offset:4px}
.discussion-block{margin-top:28px;padding:34px;background:rgba(255,255,255,.83);border:1px solid var(--line);border-radius:22px}
.discussion-block-heading{display:flex;align-items:center;gap:20px;margin-bottom:25px}
.discussion-number{display:grid;place-items:center;flex:0 0 54px;height:54px;border-radius:16px;background:var(--ice-1);color:var(--blue-deep);font:500 22px var(--mono)}
.discussion-block .discussion-block-heading h3{margin:6px 0 0;font-size:29px;line-height:1.45}
.discussion-block p{color:var(--muted);font-size:16px;line-height:1.9}
.discussion-cycle-layout{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:center}
.discussion-cycle-figure{margin:0;padding:22px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,#f1f8ff,#fffdf6)}
.discussion-cycle-svg{display:block;width:100%;max-width:420px;margin:auto;font-family:var(--sans)}
.discussion-cycle-label-title{font-size:15px!important;font-weight:600}
.discussion-cycle-label-subtitle{font-size:11.5px!important;font-weight:500}
.cycle-subtitle-en{display:none}
html[lang="en"] .cycle-subtitle-zh{display:none}
html[lang="en"] .cycle-subtitle-en{display:inline}
.discussion-legend{display:flex;justify-content:center;flex-wrap:wrap;gap:24px;margin-top:18px;font-size:15px;color:var(--muted)}
.discussion-legend span{display:flex;gap:9px;align-items:center}
.discussion-legend i{width:27px;border-top:4px solid var(--blue-deep)}
.discussion-legend .discussion-line-gold{border-top:2px solid #b78c22}
.discussion-cycle-figure figcaption{font-size:15px;line-height:1.8;margin-top:16px}
.discussion-cycle-reading>p{margin:0 0 18px}
.discussion-test{padding:18px 20px;background:var(--ice-1);border-radius:12px}
.discussion-test>span{font-size:14px;color:var(--muted)}
.discussion-test strong{display:block;margin-top:9px;color:var(--deep);font:500 25px/1.5 var(--mono)}
.discussion-test strong span{display:block;margin-top:4px;font:14px/1.6 var(--sans);color:var(--muted)}
.discussion-finding{padding-left:18px;border-left:3px solid var(--gold);margin:23px 0 12px}
.discussion-finding>span{font-size:14px;color:#95711a}
.discussion-finding h4{margin:5px 0 9px;font:600 23px/1.6 var(--serif);color:var(--deep)}
.discussion-finding p{margin:0}
.discussion-source{display:inline-block;color:var(--blue-deep);font-size:15px;border-bottom:1px dashed var(--blue)}
.discussion-takeaway{display:grid;grid-template-columns:220px minmax(0,1fr);gap:24px;align-items:center;padding:22px 25px;margin-top:27px;border-radius:13px;background:#f3f8fc}
.discussion-takeaway b{font:600 21px/1.6 var(--serif);color:var(--deep)}
.discussion-takeaway p{margin:0;font-size:15px}
.discussion-intro{max-width:890px;margin:-2px 0 26px}
.discussion-method{background:rgba(255,255,255,.83)}
.discussion-method-steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;padding:0;margin:0}
.discussion-method-steps li{position:relative;padding:22px 20px;border:1px solid var(--line);border-radius:15px;background:rgba(255,255,255,.8)}
.discussion-method-steps li+li:before{content:'→';position:absolute;left:-26px;top:103px;color:var(--blue-deep);font-size:24px}
.discussion-step-label{display:block;font-size:15px;font-weight:500;color:var(--blue-deep)}
.discussion-method-steps svg{display:block;width:100%;height:145px;margin:15px 0;font-family:var(--sans)}
.discussion-method-steps h4{margin:0 0 10px;font:600 21px/1.6 var(--serif);color:var(--deep)}
.discussion-method-steps p{margin:0;font-size:15px}
.discussion-block .discussion-method-close,.discussion-block .discussion-bridge-close{margin:26px 0 0;color:var(--deep);font-weight:500}
.discussion-method-close span,.discussion-bridge-close span{display:block;margin-top:4px;font-size:15px;font-weight:400;color:var(--muted)}
.discussion-scale-bridge{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr) minmax(0,1fr);gap:12px;align-items:stretch;margin-top:30px}
.discussion-scale-side{padding:22px 14px;text-align:center;background:#f3f8fd;border:1px solid var(--line);border-radius:15px}
.discussion-scale-side h4{margin:10px 0 18px;font:600 23px/1.5 var(--serif);color:var(--deep)}
.discussion-scale-side p{font-size:14px;margin:16px 0 0}
.discussion-token-cloud,.discussion-observables{display:flex;flex-wrap:wrap;justify-content:center;gap:7px}
.discussion-token-cloud span{padding:6px 16px;border-radius:7px;border:1px solid #bdd8ee;color:var(--blue-deep);background:white;font-size:21px}
.discussion-observables span{padding:9px 8px;border-radius:7px;background:#fff3c9;color:#836420;font-size:15px}
.discussion-scale-center{display:flex;align-items:center;justify-content:space-between;gap:9px;text-align:center;color:var(--blue-deep)}
.discussion-scale-center>div{flex:1;min-width:0;padding:28px 6px;border-radius:50%;background:radial-gradient(ellipse,#fff0bd 0%,#fff9e5 40%,transparent 72%)}
.discussion-scale-center strong{display:block;margin:9px 0;font:500 clamp(30px,3vw,42px)/1.4 var(--serif);color:var(--deep)}
.discussion-scale-center>div>span{font-size:15px;color:#96731d}
.discussion-scale-center p{font-size:14px;margin:0}
.discussion-bridge-arrow{font-size:25px}
.discussion-research-links{display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-top:30px}
.discussion-research-links h4{font-size:16px;color:var(--deep);margin:0 0 10px}
.discussion-research-links a{display:block;padding:13px 0;border-bottom:1px solid var(--line);transition:color .2s}
.discussion-research-links a:hover{color:var(--blue-deep)}
.discussion-research-links a:focus-visible,.discussion-source:focus-visible{outline:2px solid var(--blue-deep);outline-offset:5px}
.discussion-research-links b{display:block;font-size:16px;font-weight:500;overflow-wrap:anywhere}
.discussion-research-links a span{display:block;margin-top:3px;font-size:14px;line-height:1.7;color:var(--muted)}
@media(max-width:1000px){.discussion-block{padding:27px}.discussion-cycle-layout{gap:25px}.discussion-cycle-figure{padding:15px}.discussion-method-steps{gap:20px}.discussion-method-steps li{padding:18px 14px}.discussion-method-steps li+li:before{left:-21px;font-size:20px}.discussion-scale-bridge{grid-template-columns:1fr}.discussion-scale-center{flex-direction:column;gap:0}.discussion-scale-center>div{padding:14px 30px}.discussion-bridge-arrow{transform:rotate(90deg)}.discussion-scale-side{padding:22px}.discussion-scale-side h4{margin:7px 0 12px}}
@media(max-width:760px){.discussion-cycle-layout{grid-template-columns:1fr}.discussion-cycle-figure{max-width:470px;width:100%;margin:auto;padding:20px}.discussion-method-steps{grid-template-columns:1fr;gap:30px}.discussion-method-steps li{padding:22px}.discussion-method-steps svg{max-width:270px;margin:12px auto}.discussion-method-steps li+li:before{left:calc(50% - 8px);top:-32px;transform:rotate(90deg)}.discussion-takeaway{grid-template-columns:1fr;gap:10px;padding:20px}.discussion-research-links{grid-template-columns:1fr;gap:25px}}
@media(max-width:480px){.discussion-block{padding:22px 17px;border-radius:17px}.discussion-block-heading{gap:12px;align-items:flex-start}.discussion-number{flex-basis:39px;height:42px;border-radius:11px;font-size:18px}.discussion-block .discussion-block-heading h3{font-size:23px}.discussion-block-heading .panel-kicker{font-size:10px;letter-spacing:.035em}.discussion-cycle-figure{padding:12px}.discussion-test{padding:16px 12px}.discussion-test strong{font-size:22px}.discussion-finding h4{font-size:21px}.discussion-legend{gap:17px;font-size:14px}.discussion-block p{font-size:15px}.discussion-cycle-figure figcaption{font-size:14px}.discussion-research-links b{font-size:15px}}
.discussion-title-part{display:inline}
@media(max-width:480px){.discussion-title-part{display:block}}
.experiment-legend{margin:0 0 10px}
.view-readout{min-height:52px}
.theory-plots{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.network-block canvas,.matrix-block canvas{height:430px;min-height:430px}
@media(max-width:900px){.network-block canvas,.matrix-block canvas{height:390px;min-height:390px}}
@media(max-width:650px){.network-block canvas,.matrix-block canvas{height:350px;min-height:350px}}
@media(max-width:900px){.theory-plots{grid-template-columns:1fr}}
.optimization-grid{align-items:center}
.optimization-grid>.action-pane{align-self:center}
.optimization-grid>.action-pane h4{margin-top:0}
@media(max-width:900px){.optimization-grid{align-items:stretch}.optimization-grid>.action-pane{align-self:stretch}}

/* Keep every view selector content-independent.  This also covers tab strips
   that may be added to a panel later (the matrix/evidence selectors are
   currently dormant but should not regress to intrinsic button widths). */
:where(.experiment-tabs,.task-tabs,.matrix-tabs,.evidence-tabs){
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(0,1fr));
  gap:8px;
}
:where(.experiment-tabs,.task-tabs,.matrix-tabs,.evidence-tabs)>button{
  width:100%;
  min-width:0;
}
@media(max-width:650px){
  :where(.experiment-tabs,.task-tabs,.matrix-tabs,.evidence-tabs){grid-template-columns:1fr}
}

/* Application markers use the same scale and rhythm as the experiment legend,
   while retaining a vertical stroke so each swatch matches the plotted line. */
.application-legend{display:flex;flex-wrap:wrap;gap:14px 20px;margin:14px 2px 0;color:var(--muted);font:13px var(--mono)}
.application-legend span{display:inline-flex;align-items:center;gap:8px}
.application-legend i{display:inline-block;width:2px;height:18px;border-left:2px solid currentColor}
.application-legend .axis-potential{color:#7162c8;border-left-style:dashed}
.application-legend .axis-mse{color:#b78c22;border-left-style:dashed}
.application-legend .axis-trajectory{color:#d95f59;border-left-style:solid}
.section{padding-top:108px;padding-bottom:108px}
.badge{padding:8px 11px;font-size:12.5px}
@media(max-width:650px){.section{padding-top:88px;padding-bottom:88px}.badge{font-size:12px}}
.language-toggle{margin-left:auto;padding:8px 13px;border:1px solid rgba(93,168,232,.32);border-radius:999px;color:var(--deep);background:rgba(255,255,255,.66);font:500 11px var(--mono);letter-spacing:.08em;transition:.2s var(--ease)}.language-toggle:hover{border-color:var(--blue);background:#fff;transform:translateY(-1px)}