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/* The compact menu is only needed on narrow screens. */
@media(min-width:701px){.menu{display:none}}
@media(min-width:701px){.header{display:grid;grid-template-columns:1fr auto}.header nav{justify-self:end}}
@media(max-width:700px){
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 .hero-copy{display:block}
 .home-hero .eyebrow{margin-bottom:20px}
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 .home-hero .portrait{position:absolute;right:0;top:78px;width:30%;margin:0}
 .home-hero .affiliation{max-width:68%;margin-top:18px}
 .home-hero .positioning{margin-top:28px;max-width:none}
 .home-hero .fields{margin-top:18px}
 .home-hero .links{margin-top:24px}
}

#trend-chart{margin-top:20px}#trend-chart img{width:100%;height:auto}

.units{grid-template-columns:repeat(3,1fr)}.diffusion-legend{display:flex;flex-wrap:wrap;gap:24px;margin-top:26px;font-size:14px}.diffusion-legend span{display:flex;align-items:center;gap:9px}.diffusion-legend i{width:20px;height:3px;display:block}#diffusion-chart{margin-top:24px}#diffusion-chart img{width:100%;height:auto}.endpoint-grid{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line);padding:20px 0;gap:20px}.endpoint-grid strong{font:36px var(--serif);display:block}.endpoint-grid span{font-size:14px;color:var(--muted)}.endpoint-grid>div:nth-child(2) strong{color:#a06535}.endpoint-grid>div:nth-child(3) strong{color:#38776f}#anatomy-chart{margin-top:24px}.anatomy-row{display:grid;grid-template-columns:240px 1fr 75px 100px;gap:20px;align-items:center;padding:20px 0;border-bottom:1px solid var(--line)}.anatomy-row>span:first-child{font:25px var(--serif)}.anatomy-track{display:block;background:#e7eae7;height:18px}.anatomy-track i{display:block;height:100%;background:#497889}.anatomy-row strong{text-align:right;font-weight:400;font-variant-numeric:tabular-nums}.provider-sankey svg{width:100%;height:auto;display:block}.provider-mobile{display:none}.data-method{margin-top:45px;gap:60px}.data-method .note{max-width:650px}.data-method .text-link{flex-shrink:0}
@media(max-width:700px){.units{grid-template-columns:1fr}.diffusion-legend{display:grid;gap:12px;font-size:13px}.endpoint-grid{gap:10px}.endpoint-grid strong{font-size:29px}.endpoint-grid span{font-size:12px;display:block}.anatomy-row{grid-template-columns:1fr 80px;gap:12px}.anatomy-row>span:first-child{font-size:23px}.anatomy-track{grid-column:1;grid-row:auto}.anatomy-row strong{grid-column:2;grid-row:auto}.anatomy-row .small{grid-column:2;font-size:12px;text-align:right}.provider-sankey{display:none}.provider-mobile{display:block;margin-top:25px}.provider-group{padding:18px 0;border-top:1px solid var(--line)}.provider-group h3{font-size:25px;margin-bottom:12px}.provider-group p{display:flex;justify-content:space-between;font-size:14px;gap:15px;color:var(--muted);margin-top:9px}.provider-group strong{color:var(--ink);font-weight:400}.data-method{display:block}.data-method .text-link{margin-top:25px}}
/* Fixed, balanced tab geometry keeps both choices readable on small screens. */
.toggle{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:320px;max-width:100%}.toggle button{min-width:0;min-height:44px;padding:10px 12px;white-space:nowrap}

/* Revision 4: public data atlas */
.coverage-four{grid-template-columns:repeat(4,1fr)}
.data-index{display:flex;gap:0;margin-top:34px;border-block:1px solid var(--line);padding:0}
.data-index a{flex:1;text-align:center;padding:14px 8px;text-decoration:none;font-size:12px;text-transform:uppercase;letter-spacing:.08em;border-right:1px solid var(--line)}
.data-index a:last-child{border-right:0}.data-index a:hover{background:#eef1ef;color:var(--ink)}
.figure-frame{margin-top:26px}.figure-frame img{width:100%;height:auto}.wide-figure{overflow-x:auto}.wide-figure img{min-width:860px}
.subexhibit{margin-top:48px;padding-top:34px;border-top:1px solid var(--line)}.subexhibit-copy{max-width:760px}.subexhibit h3{font-size:30px;margin:12px 0 14px}
.integration-endpoints>div:nth-child(1) strong{color:#74848a}.integration-endpoints>div:nth-child(2) strong{color:#b96f24}.integration-endpoints>div:nth-child(3) strong{color:#203f50}
.application-chips{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-block:1px solid var(--line);margin-top:18px}.application-chips span{padding:16px 18px;border-right:1px solid var(--line);font-size:13px;color:var(--muted)}.application-chips span:last-child{border-right:0}.application-chips strong{display:block;font:28px var(--serif);color:var(--ink);margin-top:4px}
@media(max-width:1000px){.coverage-four{grid-template-columns:repeat(2,1fr)}.data-index{flex-wrap:wrap}.data-index a{flex:1 0 33%}.application-chips{grid-template-columns:repeat(2,1fr)}.application-chips span:nth-child(2){border-right:0}.application-chips span:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media(max-width:700px){.coverage-four{grid-template-columns:1fr}.data-index{display:grid;grid-template-columns:1fr 1fr}.data-index a{border-bottom:1px solid var(--line)}.data-index a:nth-child(even){border-right:0}.wide-figure{margin-inline:-20px;padding-left:20px}.application-chips{grid-template-columns:1fr 1fr}.application-chips span{padding:14px 10px}.application-chips strong{font-size:25px}}
/* Revision 5: broader research positioning and cleaner data explanations */
.home-hero .positioning{max-width:790px;font-size:27px}
.home-bottom .links{margin-top:18px}
.measure strong{color:var(--ink);font-weight:700}
@media(max-width:700px){.home-hero .positioning{font-size:24px}.home-hero .fields{line-height:1.8}}


/* Revision 7: mobile-first polish, publication links, and always-visible provider figure */
.hero-name span{display:block}
.publication-list h3 a{text-decoration:none}
.publication-list h3 a:hover{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:5px}
.pub-article-link{font-weight:700;text-decoration:none;color:var(--ink)}
.pub-article-link:hover{text-decoration:underline}
.honors .section-top h2{margin-top:12px}
.provider-flow{overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin}
.provider-flow img{width:100%;height:auto;display:block}
.mobile-scroll-hint{display:none}
.footer-end a{display:inline-block}

@media(max-width:700px){
  html,body{max-width:100%;overflow-x:hidden}
  body{font-size:16px;line-height:1.52}
  .wrap{width:calc(100% - 32px)}
  .header{min-height:78px;padding-block:16px;align-items:center}
  .brand{font-size:21px}
  .brand span{font-size:9px;margin-top:5px}
  .menu{font-size:14px;padding:8px 0}
  .js nav.open{display:grid!important;grid-template-columns:1fr 1fr;width:100%;gap:0;padding-top:12px;margin-top:12px;border-top:1px solid var(--line)}
  .js nav.open a{padding:10px 0;font-size:14px}
  .js nav.open a:nth-child(even){text-align:right}

  .home-hero{display:block!important;position:static!important;padding-top:30px;padding-bottom:42px}
  .hero-copy{display:block!important}
  .home-hero .eyebrow{margin-bottom:13px}
  .home-hero h1{max-width:none!important;margin:0!important;font-size:clamp(45px,12.4vw,54px)!important;line-height:1;letter-spacing:-.045em;white-space:nowrap}
  .hero-name span{display:inline}
  .hero-name span+span{margin-left:.17em}
  .home-hero .affiliation{max-width:none!important;margin-top:17px!important;font-size:15px}
  .home-hero .affiliation span{font-size:13px}
  .home-hero .positioning{font-size:22px!important;line-height:1.32;margin-top:24px!important;max-width:none!important}
  .home-hero .fields{font-size:12.5px;line-height:1.75;margin-top:16px!important}
  .home-hero .links{margin-top:22px!important}
  .home-hero .portrait{position:static!important;width:100%!important;margin:30px 0 0!important}
  .portrait img{width:100%;height:330px!important;aspect-ratio:auto;object-fit:cover;object-position:center 22%}
  .portrait figcaption{display:flex;font-size:10px}

  h1{font-size:40px;line-height:1.08}
  h2{font-size:30px}
  h3{font-size:24px}
  .page-intro{padding-block:34px 26px}
  .page-intro h1{font-size:38px;margin-top:13px;letter-spacing:-.03em}
  .intro{font-size:17px;line-height:1.5;margin-top:17px}
  .eyebrow{font-size:10.5px;letter-spacing:.12em}
  .section-top{display:block;margin-bottom:20px}
  .section-top>.text-link{margin-top:14px}

  .home-jmp h2{font-size:27px}
  .research-pair h3{font-size:22px}
  .home-bottom{gap:36px}
  .home-bottom h3{font-size:25px}
  .home-bottom p:not(.eyebrow){font-size:13.5px;line-height:1.55}
  .data-teaser h2{font-size:30px}
  .teaser-type{display:block}
  .teaser-type>span{font-size:30px}
  .teaser-type p{margin-top:8px}

  .paper{grid-template-columns:1fr;gap:13px;padding-block:24px 28px}
  .paper h2{font-size:26px;line-height:1.18}
  .paper h2+p{font-size:15.5px}
  .paper-aside{display:flex;align-items:baseline;justify-content:space-between;gap:15px;flex-wrap:wrap}
  .paper-aside p:not(.eyebrow){margin-top:0;font-size:12.5px}
  .publications{padding-top:30px}
  .publication-list{margin-top:22px}
  .publication-list li{display:block;padding:20px 0}
  .pub-year{display:block;margin-bottom:7px;font-size:12px}
  .publication-list h3{font-size:20px;line-height:1.24}
  .publication-list p{font-size:13.5px;line-height:1.45;margin-top:7px}

  .coverage,.coverage-four{grid-template-columns:1fr;gap:0}
  .coverage>div{padding:13px 0;border-bottom:1px solid #e4e6e3}
  .coverage>div:last-child{border-bottom:0}
  .coverage strong{font-size:29px}
  .measurement-grid{grid-template-columns:1fr!important;gap:18px}
  .measurement-grid article{padding-top:12px}
  .measurement h3{font-size:21px}
  .measurement-grid p{font-size:14px}
  .exhibit{padding-top:34px}
  .exhibit .section-top{display:block;padding-top:25px}
  .exhibit h2{font-size:28px;line-height:1.17}
  .exhibit-year{display:block;font-size:31px;margin-top:8px}
  .measure{font-size:14.5px;line-height:1.5}
  .chart-toolbar{margin-top:20px}
  .toggle{width:100%}
  .toggle button{font-size:13px}
  .endpoint-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;padding:15px 0}
  .endpoint-grid strong{font-size:25px}
  .endpoint-grid span{font-size:11px;line-height:1.35}
  .application-chips{grid-template-columns:1fr 1fr}
  .application-chips span{font-size:11.5px;line-height:1.35}
  .application-chips strong{font-size:23px}
  details{font-size:14px}

  .figure-frame{margin-top:18px}
  .wide-figure{margin-inline:-16px!important;padding:0 16px 8px!important;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:thin}
  .wide-figure::before{content:"Swipe horizontally to explore →";display:block;position:sticky;left:0;width:max-content;font-size:11px;letter-spacing:.04em;color:var(--muted);margin:0 0 9px}
  .wide-figure img{width:760px!important;min-width:760px!important;max-width:none!important;height:auto}
  .provider-sankey{display:block!important}
  .provider-mobile{display:none!important}
  .provider-flow img{width:760px!important;min-width:760px!important}

  .about-layout{gap:30px}
  .large-copy{font-size:23px;line-height:1.35}
  .contact h2{font-size:26px}
  .honors{padding-top:28px;padding-bottom:48px}
  .honors .section-top h2{font-size:31px;margin-top:10px}
  .honors dl>div{grid-template-columns:1fr;gap:3px;padding:16px 0}
  .honors dt{font-size:16px}
  .honors dd{font-size:13.5px;line-height:1.45;color:var(--muted)}

  .footer{font-size:13px;gap:18px}
  .footer-end{display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center}
  .footer-end>a+a{margin-left:0}
  .footer-end p{width:100%;margin-top:2px}
}

/* Revision 8: mobile portrait and navigation refinement */
@media(max-width:700px){
  /* Keep the header compact; open navigation as a tidy dropdown instead of a 2-column block. */
  .header{
    position:relative;
    display:flex!important;
    flex-wrap:nowrap!important;
    justify-content:space-between;
    align-items:center;
    min-height:82px;
    padding-block:15px;
    gap:18px;
    overflow:visible;
  }
  .brand{font-size:21px;min-width:0}
  .brand span{font-size:9px;white-space:nowrap}
  .menu{
    display:flex!important;
    align-items:center;
    flex:0 0 auto;
    font-size:14px;
    padding:10px 0;
    white-space:nowrap;
  }
  .menu span{
    display:inline-block;
    margin-left:9px;
    font-size:20px;
    line-height:1;
    transition:transform .18s ease;
    transform-origin:center;
  }
  .menu[aria-expanded="true"] span{transform:rotate(45deg)}
  .js #navigation{display:none}
  .js #navigation.open{
    display:flex!important;
    position:absolute;
    z-index:50;
    top:calc(100% + 1px);
    left:0;
    right:0;
    width:100%;
    margin:0;
    padding:8px 0 10px;
    border-top:0;
    border-bottom:1px solid var(--line);
    background:var(--paper);
    box-shadow:0 12px 20px rgba(23,46,58,.07);
    flex-direction:column;
    gap:0;
  }
  .js #navigation.open a,
  .js #navigation.open a:nth-child(even){
    width:100%;
    padding:11px 2px;
    text-align:left;
    font-size:15px;
    border-bottom:1px solid rgba(215,218,215,.62);
    box-shadow:none;
  }
  .js #navigation.open a:last-child{border-bottom:0}
  .js #navigation.open a[aria-current]{color:var(--accent);font-weight:700}

  /* On phones show the complete portrait. The previous fixed 330px height cropped it. */
  .home-hero .portrait{
    position:static!important;
    width:100%!important;
    margin:30px 0 0!important;
  }
  .portrait img{
    width:100%!important;
    height:auto!important;
    max-height:none!important;
    aspect-ratio:auto!important;
    object-fit:contain!important;
    object-position:center!important;
  }
  .portrait figcaption{display:none!important}
}

/* Revision 9: wide Tepper headshot, conference news. Preserve full image on phones. */
@media(min-width:701px){.home-hero .portrait img{object-position:25% 30%}}
.paper .conference-note{font-size:14px;line-height:1.55;color:var(--muted);margin-top:18px}
.paper .conference-note strong{color:var(--ink);font-weight:700}

.home-jmp .home-jmp-note{margin-top:12px;font-size:14px;color:var(--muted)}