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@keyframes signal{to{stroke-dashoffset:-170}}@keyframes orbit{to{transform:rotate(360deg)}}@keyframes breathe{50%{opacity:.3}}
@media(min-width:1600px){.hero h1{font-size:90px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.header nav{gap:17px;font-size:12px}.hero{gap:28px;padding-top:55px}.hero h1{letter-spacing:-3px}.hero-description{font-size:14px}.byline{font-size:12px}.study-layout{gap:28px}.split{gap:35px}.release-section{gap:50px}.plot-line{grid-template-columns:100px 1fr 55px}.study-tab b{font-size:16px}}
@media(max-width:800px){.header{height:auto;min-height:90px;flex-wrap:wrap;padding-block:18px;row-gap:20px}.header nav{order:3;width:100%;justify-content:space-between;gap:10px;font-size:12px}.hero{grid-template-columns:1fr;gap:40px;padding-block:45px}.hero h1{font-size:76px}.hero-copy{max-width:640px}.hero-description{font-size:16px}.evidence-map{max-width:550px;width:100%;justify-self:center}.stat-strip{grid-template-columns:repeat(3,1fr);gap:20px}.stat-strip>p{grid-column:1/-1;max-width:none;border-left:0;padding:15px 0 0;border-top:1px solid var(--line)}.section{padding-block:65px}.study-tabs{margin-top:25px}.study-tab{padding:16px 14px 20px 0}.study-tab+button{padding-left:15px}.study-tab b{font-size:14px}.study-tab small{font-size:12px}.study-tab>span{font-size:12px}.study-layout,.split,.release-section{grid-template-columns:1fr;gap:30px}.study-panel{min-height:0}.chart-panel{min-height:300px}.catalog-tools{flex-wrap:wrap}.catalog-tools>.button{width:100%}.roadmap{gap:22px}.roadmap h3{font-size:19px}.roadmap p{font-size:12px}.footer{flex-wrap:wrap}.evidence-grid{grid-template-columns:1fr}}
@media(max-width:480px){.wrap{width:calc(100% - 36px)}.brand>span:last-child{font-size:12px}.brand-mark{font-size:35px}.header-tools{gap:12px}.portfolio-link{font-size:12px}.hero h1{font-size:55px;letter-spacing:-2.7px}.hero .eyebrow{font-size:12px;letter-spacing:.8px}.hero-description{font-size:14px}.byline{font-size:12px}.stat-strip strong{font-size:28px}.stat-strip span{font-size:12px}.evidence-map figcaption{font-size:12px}.figure-head{padding:12px}.figure-head>span,.figure-head button{font-size:12px}.study-tabs{grid-template-columns:1fr}.study-tab{padding:16px!important;border-left:0!important;gap:5px;border-bottom:1px solid var(--line)}.study-tab.active{border-bottom:2px solid var(--green);background:#bdea8507}.study-tab b{font-size:16px}.study-tab small{font-size:12px}.study-tab>span{font-size:12px}.study-metrics{gap:20px}.study-metrics strong{font-size:26px}.chart-panel{padding:17px}.plot-line{grid-template-columns:85px 1fr 50px;gap:8px;font-size:12px}.chart-table{font-size:12px}.legend{gap:15px;font-size:12px}.catalog-tools>label{flex-basis:100%}.catalog-item summary{grid-template-columns:1fr auto;gap:8px}.catalog-variable{font-size:12px}.catalog-unit{grid-column:2;grid-row:2}.source-badge{grid-column:1;grid-row:2;font-size:12px}.roadmap{grid-template-columns:1fr;gap:25px}.roadmap h3{font-size:24px}.release-section h2{font-size:34px}.pagination{gap:15px}.pagination button{font-size:12px}.footer{gap:25px}.evidence-page h1{font-size:43px}.evidence-page p{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

.quartile-plot{height:20px;width:100%}.plot-axis{display:flex;justify-content:space-between;margin:0 74px 0 137px;font:11px var(--mono);color:var(--muted)}@media(max-width:480px){.plot-axis{margin:0 58px 0 93px}}

.evidence-map:before{display:none}

/* Scientific narrative and educational movement explorer. */
.conclusions-section{padding-top:76px}.conclusion-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px}.finding-card{padding:26px 23px;border:1px solid var(--line);border-top:2px solid var(--green);border-radius:6px;background:var(--surface)}.finding-1{border-top-color:var(--blue)}.finding-2{border-top-color:var(--peach)}.finding-tag{font:11px var(--mono);letter-spacing:1px;color:var(--green)}.finding-1 .finding-tag{color:var(--blue)}.finding-2 .finding-tag{color:var(--peach)}.finding-card h3{font-size:24px;line-height:1.25;margin:20px 0}.finding-card p{font-size:13px;line-height:1.8;margin:16px 0}.finding-card .finding-result{color:var(--ink)}.finding-card>a{display:inline-block;margin-top:10px;font-size:12px;color:var(--green)}.joint-conclusion{padding:32px 0 0;margin-top:32px;border-top:1px solid var(--line);max-width:980px}.joint-conclusion h3{font-size:31px;line-height:1.25;max-width:900px}.joint-conclusion>p{font-size:15px;line-height:1.9;margin:20px 0}.joint-conclusion .joint-boundary{font-size:12px;line-height:1.8;border-left:2px solid var(--line);padding-left:20px}.movement-section{background:#142027;border-block:1px solid var(--line)}.movement-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.runner-figure{border:1px solid var(--line);border-radius:7px;background:var(--surface);overflow:hidden;min-width:0}.runner-figure svg{max-height:420px;margin:auto;width:100%}.runner-figure figcaption{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding:15px 20px}.runner-annotation{font:11px var(--mono);fill:#b3c0c5;letter-spacing:1px}.joint-ring{stroke-width:2;stroke:#c6ddd2;fill:#162229}#runner-scene[data-selected-joint=hip] .hip-ring,#runner-scene[data-selected-joint=knee] .knee-ring,#runner-scene[data-selected-joint=ankle] .ankle-ring{fill:#bdea85;stroke:#bdea85;stroke-width:4}.phase-control{padding:8px 20px 16px}.phase-control label{font:11px var(--mono);color:var(--muted)}.phase-control>div{display:flex;gap:15px;align-items:center}.phase-control input{accent-color:var(--green);padding:0;min-height:32px;border:0;background:none}.phase-control output{font:11px var(--mono);min-width:36px}.joint-controls{display:flex;gap:10px;margin-bottom:30px}.joint-controls button{border:1px solid var(--line);background:var(--surface);border-radius:4px;padding:9px 17px;min-height:44px;font-size:12px}.joint-controls .active{color:#15231a;background:var(--green);border-color:var(--green)}.movement-reading{min-width:0}.movement-reading h3{font:20px/1.6 var(--mono);overflow-wrap:anywhere}.movement-value{font:17px/1.9 var(--mono);color:var(--green);margin:13px 0}.movement-reading>p:not(.eyebrow){font-size:13px;line-height:1.8}.measurement-lesson{margin:28px 0;padding-top:23px;border-top:1px solid var(--line)}.measurement-lesson h4{font-size:17px;font-weight:500;margin:0 0 12px}.measurement-lesson p{font-size:13px;line-height:1.8}.study-interpretation{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;padding-top:28px;border-top:1px solid var(--line);margin-top:33px}.study-interpretation h4{font:12px var(--mono);color:var(--green);margin:0 0 15px}.study-interpretation p{font-size:13px;line-height:1.8}.study-citation{font-size:12px;margin-top:23px;color:var(--green)}.integration-story{padding-top:10px}.integration-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:35px}.integration-steps article{padding-top:20px;border-top:1px solid var(--line)}.integration-steps article>span{font:11px var(--mono);color:var(--green)}.integration-steps article:nth-child(2)>span{color:var(--blue)}.integration-steps article:nth-child(3)>span{color:var(--peach)}.integration-steps h3{font-size:23px;line-height:1.3;margin:16px 0}.integration-steps p{font-size:13px;line-height:1.8}.integration-answer{border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:28px 30px;margin-top:35px}.integration-answer h3{font-size:26px}.integration-answer>p{font-size:14px;line-height:1.9;margin-top:18px;max-width:1040px}
@media(max-width:1000px){.conclusion-grid{gap:15px}.finding-card{padding:23px 18px}.finding-card h3{font-size:21px}.movement-layout{gap:30px}.movement-reading h3{font-size:17px}.study-interpretation{gap:20px}}
@media(max-width:750px){.conclusion-grid,.movement-layout,.study-interpretation,.integration-steps{grid-template-columns:1fr}.finding-card h3{font-size:25px}.finding-card p{font-size:14px}.joint-conclusion h3{font-size:27px}.movement-layout{gap:35px}.runner-figure{max-width:530px;width:100%;justify-self:center}.movement-reading h3{font-size:20px}.study-interpretation{gap:23px}.integration-steps{gap:27px}.integration-answer{padding:24px 22px}.header nav{gap:8px;font-size:12px}}

/* design-pass: evidence charts */
.ci-plot,.slope-plot{width:100%;height:auto;margin-top:18px;overflow:visible}.ci-label{font:12px var(--sans);fill:#b3c0c5}.ci-row.active .ci-label{fill:#f0f2ec;font-weight:600}.ci-value{font:11px var(--mono);fill:#b3c0c5}.ci-row.active .ci-value{fill:#9fc7f1}.ci-axis{font:11px var(--mono);fill:#8fa0a6}.ci-legend{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;font-size:12px;margin-top:10px}.ci-key{display:inline-block;margin-left:6px}.dot-key{width:9px;height:9px;border-radius:50%;background:var(--blue)}.line-key{width:14px;border-top:2px dashed #e8edf0}.lift-key{font:11px var(--mono);color:var(--blue)}.slope-head{font:11px var(--mono);letter-spacing:1.2px;fill:#8fa0a6}.slope-text{font:12px var(--sans);fill:#8fa0a6}.slope-row.strong .slope-text{fill:#f0f2ec;font-weight:600}
.angle-arc{fill:#bdea8526;stroke:#bdea85;stroke-width:2}.angle-readout{font:600 15px var(--mono);fill:#bdea85}.angle-sub{font:11px var(--mono);fill:#b3c0c5;letter-spacing:1px}.phase-chip{font:11px var(--mono);letter-spacing:1px}

.ci-plot{max-width:520px}.ci-legend .ci-key+*{white-space:nowrap}
/* design-pass v2: sticky nav, real-result hero, gait curve, regions, reveal */
.header{position:sticky;top:0;z-index:30;background:#101a20f2;box-shadow:0 0 0 100vmax #101a20f2;clip-path:inset(0 -100vmax);height:76px}
.header nav a{position:relative;padding:6px 0;color:var(--muted);transition:color .2s}.header nav a:hover,.header nav a.current{color:var(--ink)}
.header nav a.current:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--green);border-radius:2px}
html{scroll-padding-top:90px}
.hero-results{display:grid;gap:12px;padding:16px}
.hero-mini{background:#101a20;border:1px solid var(--line);border-radius:8px;padding:12px 14px 10px}.hero-mini h3{font:600 14px/1.35 var(--sans);margin:4px 0 6px;color:var(--ink)}
.hero-mini:nth-child(2) .finding-tag{color:var(--blue)}.hero-mini:nth-child(3) .finding-tag{color:var(--peach)}
.mini-plot{display:block;width:100%;height:auto;overflow:visible}.mini-text{font:11px var(--mono);fill:#b3c0c5}.mini-wait{font:12px var(--mono);color:var(--muted);padding:20px}
.mini-key{display:flex;gap:6px 14px;flex-wrap:wrap;align-items:center;margin:4px 0 0;font-size:12px;color:var(--muted)}.mini-key i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:-8px}.mini-key .k1{background:#f0b98f}.mini-key .k2{background:#ff8f5c}
.evidence-map figcaption .concept-label{color:var(--green)}
.movement-curve{margin:14px 0 6px}.curve-plot{width:100%;height:auto;display:block}.curve-axis{font:11px var(--mono);fill:#b3c0c5}.curve-pilot{font:600 11px var(--mono);fill:#f0b98f}.curve-note{font-size:13px;color:var(--muted);margin:6px 0 0}
.runner-figure figcaption a{color:var(--green);white-space:nowrap}
.dist-plot{width:100%;height:auto;margin-top:16px}.dist-label{font:12px var(--sans);fill:#dfe6e8}
.region-result{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:34px;align-items:center;margin-top:35px;padding:28px 30px;border:1px solid var(--line);border-left:3px solid var(--peach);border-radius:6px;background:var(--surface)}
.region-copy h3{font-size:24px;line-height:1.2;margin:6px 0 12px}.region-copy p{font-size:15px;color:var(--muted)}.region-copy .scope-note{font-size:13px}
.region-chart{margin:0}.region-chart svg{width:100%;height:auto;overflow:visible}.region-chart figcaption{font-size:12px;color:var(--muted);margin-top:8px}
.region-name{font:600 13px var(--sans);fill:#f0f2ec}.region-joint{font:11px var(--mono);fill:#bdea85}.region-value{font:11px var(--mono);fill:#dfe6e8}.region-mean{font:12px var(--mono);fill:#b3c0c5}.region-head{font:11px var(--mono);fill:#9fc7f1;letter-spacing:1px}.region-head.peach{fill:#f0b98f}
.source-text-note{font:11px var(--mono);color:var(--peach);letter-spacing:.5px}
details.mobile-collapse>summary{display:none}
@media(max-width:1000px){.region-result{grid-template-columns:1fr;gap:18px}}
@media(max-width:800px){.header{top:-64px;height:auto}.header nav{overflow-x:auto;scrollbar-width:none}html{scroll-padding-top:60px}}
@media(max-width:750px){details.mobile-collapse>summary{display:flex;justify-content:space-between;align-items:center;cursor:pointer;list-style:none;margin:16px 0;padding:14px 16px;border:1px solid var(--line);border-radius:6px;background:var(--surface);font:12px var(--mono);letter-spacing:1px;color:var(--ink)}details.mobile-collapse>summary::-webkit-details-marker{display:none}details.mobile-collapse>summary:after{content:"+";color:var(--green);font-size:18px}details.mobile-collapse[open]>summary:after{content:"−"}.region-result{padding:22px 18px}.region-copy h3{font-size:21px}}
@media(prefers-reduced-motion:no-preference){
  .js-reveal .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
  .js-reveal .reveal.in{opacity:1;transform:none}
  .js-reveal .conclusion-grid.reveal .finding-card{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
  .js-reveal .conclusion-grid.reveal.in .finding-card{opacity:1;transform:none}
  .js-reveal .conclusion-grid.in .finding-card:nth-child(2){transition-delay:.12s}.js-reveal .conclusion-grid.in .finding-card:nth-child(3){transition-delay:.24s}
  .mini-draw{stroke-dasharray:1;stroke-dashoffset:1;animation:mini-draw 1.6s .2s ease forwards}
  .mini-bar{transform-box:fill-box;transform-origin:left;animation:mini-grow .9s .3s ease both}
  .mini-grow{animation:mini-fade .9s .3s ease both}
  .motion-paused .mini-draw,.motion-paused .mini-bar,.motion-paused .mini-grow{animation:none;stroke-dashoffset:0}
}
@keyframes mini-draw{to{stroke-dashoffset:0}}@keyframes mini-grow{from{transform:scaleX(0)}}@keyframes mini-fade{from{opacity:0}}
.mini-text.peach{fill:#f0b98f}.mini-text.blue{fill:#9fc7f1}.slope-count{font:12px var(--mono);fill:#b3c0c5}.slope-plot.compact .slope-text{font-size:13px}
.region-name{font-size:12px}.region-joint,.region-value,.region-mean,.region-head{font-size:10px}
@media(max-width:480px){.runner-annotation,.angle-sub,.phase-chip{font-size:15px}.ci-axis,.ci-value{font-size:12.5px}.ci-label,.dist-label{font-size:13.5px}.curve-axis,.curve-pilot,.mini-text{font-size:11.5px}.region-name{font-size:14px}.region-joint,.region-value,.region-mean,.region-head{font-size:12.5px}.slope-plot.compact .slope-text{font-size:14px}.slope-count{font-size:12.5px}}
@media(max-width:480px){.region-joint,.region-value,.region-mean,.region-head{font-size:13px}.ci-label,.dist-label{font-size:14px}.slope-head{font-size:12.5px}}
.mini-text{font-size:9.5px}.region-chart svg{max-width:460px;display:block;margin-inline:auto}
@media(max-width:480px){.mini-text{font-size:11.5px}}
.header nav{min-width:0;overflow-x:auto;scrollbar-width:none}
a.experience-link{font-weight:650;text-decoration:underline;text-decoration-color:#bdea85;text-underline-offset:4px}