:root{
  --bg:#ffffff;--bg-soft:#f7f8fa;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;
  --accent:#1d4ed8;--accent-dark:#1e40af;--accent-soft:#eef3fd;--accent-line:#c5d5f5;
  --maxw:1080px;
  --font:"Manrope",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:var(--font);font-size:19px;line-height:1.65;color:var(--text);background:var(--bg)}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
/* sticky header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px;flex-wrap:nowrap;padding-top:8px;padding-bottom:8px}
.brand{display:flex;align-items:center;gap:12px;color:var(--text);font-weight:800;font-size:1.25rem;letter-spacing:.3px;line-height:1.1;flex:0 1 auto;min-width:0;white-space:nowrap}
.brand img{width:40px;height:auto}
.brand small{display:block;font-weight:500;font-size:.72rem;color:var(--muted);letter-spacing:0;margin-top:2px;max-width:290px;white-space:normal}
.brand:hover{text-decoration:none}
.nav{display:flex;flex-wrap:nowrap;white-space:nowrap;justify-content:flex-end;gap:0 4px;font-size:1rem;font-weight:600}
.nav a{color:var(--muted);padding:8px 10px;border-bottom:2px solid transparent}
.nav a:hover{color:var(--text);text-decoration:none}
.nav a.active{color:var(--accent);border-bottom-color:var(--accent)}
.nav-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--text);margin:6px 0}
/* hero */
.hero{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.hero .wrap{padding-top:48px;padding-bottom:52px}
.hero-grid{display:grid;grid-template-columns:minmax(180px,260px) 1fr;gap:40px;align-items:center}
.hero-grid .logo{width:100%;height:auto}
.hero h1{margin:0 0 16px;font-size:2.4rem;line-height:1.2;font-weight:800;letter-spacing:-.4px}
.hero h1 .ac{color:var(--accent)}
.hero .lead{font-size:1.08rem;margin:0 0 .8em}
.hero .lead a{text-decoration:underline;text-decoration-color:rgba(29,78,216,.35);text-underline-offset:3px}
/* mission statement + approach list (wording from the lab banner) */
.hero .mission{font-size:1.3rem;line-height:1.45;font-weight:600;margin:0 0 18px}
.hero .mission strong{font-weight:800;color:var(--accent)}
.approach{list-style:none;padding:0;margin:1em 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(360px,100%),1fr));gap:14px}
.approach li{margin:0;display:flex;align-items:flex-start;gap:14px;padding:16px 18px;background:var(--bg-soft);border:1px solid var(--line);border-radius:8px}
.approach .pic{flex:0 0 auto;width:28px;height:28px;color:var(--accent);margin-top:2px}
.approach p{margin:0;font-size:1rem;line-height:1.5}
.approach strong{font-weight:800;color:var(--text)}
.footnote{margin:-.35em 0 1.2em;font-size:.95rem}
/* how iGAIT works, inside Research Highlights (artwork from the lab banner) */
.pillar-list{list-style:none;padding:0;margin:1.1em 0 2.4em;display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.pillar-list li{margin:0;text-align:center}
.pillar-list img{height:98px;width:auto;display:block;margin:0 auto 14px}
.pillar-list h3{font-size:1.05rem;font-weight:800;margin:0 0 6px;color:var(--text);text-transform:none;letter-spacing:0}
.pillar-list p{margin:0;color:var(--muted);font-size:.98rem;line-height:1.5}
@media (max-width:800px){
  .pillar-list{grid-template-columns:1fr;gap:26px}
  .pillar-list img{height:88px}
}
/* layout */
main .wrap{padding-top:16px;padding-bottom:64px}
/* home page: each section is its own band, separated by tone rather than rules */
.band{border-top:1px solid var(--line)}
.band>.wrap{padding-top:50px;padding-bottom:54px}
.band-soft{background:var(--bg-soft)}
.band-cta{background:var(--accent-soft);border-top-color:var(--accent-line)}
.band h2{margin:0 0 .55em;padding-bottom:0;border-bottom:0}
.band>.wrap>p:first-of-type{margin-top:0}
.band-cta .button{border-color:var(--accent);background:#fff}
.band-cta .button:hover{background:#fff;box-shadow:0 1px 3px rgba(29,78,216,.18)}
/* boxes that are soft-filled by default turn white on a soft band, so they stay legible */
.band-soft .sponsors li,.band-soft .labnews-scroll,.band-soft .pubs-scroll{background:var(--bg)}
/* the hero already draws a rule under itself */
main .band:first-child{border-top:0}
/* --- home page: pipeline strip, marquees and the publication rotator --- */
.steps{list-style:none;padding:0;margin:1.4em 0 1.6em;display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:0 20px;max-width:880px}
.steps li{margin:0;text-align:center}
.steps img{height:84px;width:auto;display:block;margin:0 auto 12px}
.steps span{display:block;font-weight:700;font-size:1rem;line-height:1.35}
.steps-arrow{color:var(--accent);font-size:1.5rem;line-height:1;align-self:center}
@media (max-width:760px){
  .steps{grid-template-columns:1fr;gap:2px;max-width:none}
  .steps li{padding:4px 0}
  .steps-arrow{transform:rotate(90deg)}
}
.band-note{color:var(--muted);margin:1.4em 0 .6em}
/* Marquee: the track holds the items twice, so translating it half its width loops seamlessly. */
.marquee{overflow:hidden;margin:0 0 .4em;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.marquee-track{list-style:none;padding:12px 0;margin:0;display:flex;align-items:center;gap:18px;width:max-content;animation:marquee-scroll 42s linear infinite}
.marquee-slow .marquee-track{animation-duration:64s;gap:14px}
.marquee-track li{margin:0;flex:0 0 auto}
.marquee-track img{width:72px;height:72px;border-radius:50%;object-fit:cover;display:block;margin:0 auto 7px;border:1px solid var(--line);background:#fff}
.people-track li{width:88px;text-align:center}
.marquee-name{display:block;font-size:.82rem;font-weight:600;color:var(--muted);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.marquee:hover .marquee-track,.marquee:focus-within .marquee-track{animation-play-state:paused}
@keyframes marquee-scroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.sponsors-track li{padding:9px 15px;background:var(--bg);border:1px solid var(--line);border-radius:8px;font-weight:600;font-size:.94rem;white-space:nowrap}
.band-soft .sponsors-track li{background:var(--bg)}
/* Rotator: every item shares one grid cell, so the box is as tall as the longest and never jumps. */
.rotator{margin:1.1em 0 1.4em;max-width:820px}
/* The items sit side by side; the viewport clips all but the current one.
   touch-action keeps vertical swipes scrolling the page. */
.rotator-viewport{overflow:hidden;touch-action:pan-y;cursor:grab}
.rotator-viewport:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:4px}
.rotator-items{list-style:none;padding:0;margin:0;display:flex;transition:transform .45s ease}
.rotator-items>li{flex:0 0 100%;min-width:0;margin:0;line-height:1.5}
.rotator.is-dragging{cursor:grabbing}
.rotator.is-dragging .rotator-viewport{cursor:grabbing;user-select:none}
.rotator.is-dragging .rotator-items{transition:none}
.rotator-dots{display:flex;gap:8px;margin-top:14px}
.rotator-dot{width:9px;height:9px;padding:0;border-radius:50%;border:1px solid var(--accent-line);background:#fff;cursor:pointer}
.rotator-dot.is-on{background:var(--accent);border-color:var(--accent)}
.rotator-dot:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
/* The marquees and the carousel run for everyone. Under a reduced-motion
   preference the carousel still turns but cuts instead of sliding, and the
   hover and focus pauses below remain the way to stop any of them. */
@media (prefers-reduced-motion:reduce){
  .rotator-items{transition:none}
}
h2{font-size:1.8rem;margin:2.4em 0 .9em;font-weight:800;letter-spacing:-.3px;padding-bottom:.4em;border-bottom:1px solid var(--line)}
h2:first-child{margin-top:1.2em}
h2 small.note{font-size:.85rem;font-weight:500;margin-left:6px}
h3{font-size:1.25rem;margin:1.6em 0 .5em;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:1px;font-size:1rem}
.news-title{color:var(--text);text-transform:none;letter-spacing:0;font-size:1.25rem}
p{margin:.6em 0}
ul,ol{padding-left:1.4em}
li{margin:.35em 0}
.note{color:var(--muted);font-size:1rem}
/* people */
.people{list-style:none;padding:0;margin:1em 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:26px 20px}
.people li{margin:0;text-align:center;font-size:1.05rem;line-height:1.4}
.people img{width:180px;height:180px;object-fit:cover;object-position:center;border-radius:50%;display:block;margin:0 auto 12px;border:1px solid var(--line);background:#fff}
.people-sm{grid-template-columns:repeat(auto-fit,minmax(min(210px,100%),1fr))}
.people-sm img{width:150px;height:150px}
.people .role{display:block;font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:2px}
.people .name{font-weight:700;color:var(--text)}
.people a.name{color:var(--accent)}
.people .sub{display:block;color:var(--muted);font-size:.95rem;margin-top:5px}
/* highlights */
.video{position:relative;width:100%;max-width:820px;aspect-ratio:16/9;margin:1em 0 1.5em;background:#111;border-radius:8px;overflow:hidden}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.news{list-style:none;padding:0;max-width:820px}
.news li{margin:0;padding:10px 0;border-bottom:1px solid var(--line)}
.news li:last-child{border-bottom:0}
.flyers{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));gap:28px;max-width:none;margin:1.2em 0}
.flyers img{width:100%;height:auto;border-radius:8px;border:1px solid var(--line)}
/* contact */
.contact{font-size:1rem;background:var(--bg-soft);border:1px solid var(--line);border-radius:8px;padding:20px 24px;max-width:620px}
.contact dt{font-weight:700;margin-top:.8em;font-size:.78rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}
.contact dt:first-child{margin-top:0}
.contact dd{margin:0}
/* footer + back to top */
.site-footer{color:var(--muted);font-size:.95rem;background:var(--bg-soft);border-top:1px solid var(--line)}
.site-footer .wrap{padding-top:22px;padding-bottom:30px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px}
.to-top{position:fixed;right:18px;bottom:18px;width:44px;height:44px;border-radius:50%;background:#fff;color:var(--text);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:1.2rem;box-shadow:0 4px 14px rgba(0,0,0,.12);opacity:0;pointer-events:none;transition:opacity .2s;z-index:40}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{text-decoration:none;background:var(--bg-soft)}
@media (max-width:1400px){
  .brand small{display:none}
  .nav{font-size:.95rem;gap:0 2px}
  .nav a{padding:8px 8px}
}
@media (max-width:1200px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;flex-direction:column;padding:8px 14px 14px;border-bottom:1px solid var(--line);box-shadow:0 10px 24px rgba(0,0,0,.08)}
  .nav.open{display:flex}
  .nav a{padding:12px 10px;font-size:1rem;border-bottom:1px solid var(--line)}
  .nav a.active{border-bottom-color:var(--line)}
  .site-header .wrap{position:relative}
}
@media (max-width:600px){
  body{font-size:17px}
  html{scroll-padding-top:74px}
  .hero h1{font-size:1.75rem}
  .hero .mission{font-size:1.15rem}
  .hero-grid{grid-template-columns:1fr;gap:24px}
  .hero-grid .logo{max-width:190px;margin:0}
}
.sponsors{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(300px,100%),1fr));gap:12px}
.sponsors li{margin:0;padding:14px 16px;background:var(--bg-soft);border:1px solid var(--line);border-radius:8px;font-weight:600}
.labnews-scroll{max-width:none;max-height:420px;overflow-y:auto;border:1px solid var(--line);border-radius:8px;padding:4px 18px}
.labnews{list-style:none;padding:0;margin:0}
.labnews li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);margin:0}
.labnews li:last-child{border-bottom:0}
.labnews time{color:var(--muted);font-weight:600;font-size:.95rem;padding-top:2px}
.labnews p{margin:0}
@media (max-width:600px){.labnews li{grid-template-columns:1fr;gap:4px}}
.button{display:inline-block;background:#fff;color:var(--accent);font-weight:700;font-size:1rem;padding:10px 18px;border:1px solid var(--accent-line);border-radius:8px;text-decoration:none;transition:background .15s,border-color .15s}
.button:hover{background:var(--accent-soft);border-color:var(--accent);text-decoration:none}
.button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.contact-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px 20px}
.ptype{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);background:var(--bg-soft);border:1px solid var(--line);border-radius:4px;padding:2px 7px;margin-right:8px;vertical-align:2px;white-space:nowrap}
.page h2.pubyear{font-size:1.15rem;letter-spacing:.5px;margin:1.8em 0 .4em}
.pubs{list-style:none;padding:0;margin:0}
.pubs li{margin:0;padding:12px 0;border-bottom:1px solid var(--line);line-height:1.5}
.pubs li:last-child{border-bottom:0}
.authors{font-weight:700;color:var(--text)}
/* share buttons */
.share{margin:1.6em 0 0;max-width:820px}
.share-label{font-weight:700;margin:0 0 10px}
.share-row{display:flex;flex-wrap:wrap;gap:10px}
.share-btn{display:inline-flex;align-items:center;justify-content:center;font:inherit;font-size:.95rem;font-weight:700;color:#fff;background:var(--muted);border:0;border-radius:8px;padding:10px 16px;cursor:pointer;text-decoration:none;line-height:1.2}
.share-btn:hover{text-decoration:none;filter:brightness(1.1)}
.share-btn.fb{background:#1877f2}
.share-btn.x{background:#000}
.share-btn.li{background:#0a66c2}
.share-btn.wa{background:#25d366}
.share-btn.rd{background:#ff4500}
.share-btn.em{background:#5b6272}
.share-btn.copy,.share-btn.native{background:#fff;color:var(--text);border:1px solid var(--line)}
.share-btn.copy:hover,.share-btn.native:hover{background:var(--bg-soft);filter:none}
.share-btn[hidden]{display:none}
.share-btn.done,.share-btn.done:hover{background:#15803d;color:#fff;border-color:#15803d;filter:none}
.share-note{margin-top:12px}
/* primary "share to an app" button, shown only where the device share sheet exists */
.share-btn.native{background:var(--accent);color:#fff;border:0;font-size:1.05rem;padding:14px 26px;margin-bottom:14px}
.share-btn.native:hover{background:var(--accent-dark);filter:none}
.share-sub{margin:0 0 10px;font-weight:600;color:var(--muted);font-size:.95rem}
.share.has-native .share-row .share-btn{font-size:.9rem;padding:8px 13px}
@media (max-width:600px){
  .share-btn.native{width:100%;padding:16px 20px;font-size:1.1rem}
}
.share.has-native .web-note{display:none}

/* Sub-pages: people/ and participate/ */
.page{padding-top:34px}
.page h1{margin:0 0 .45em;font-size:2.2rem;line-height:1.2;font-weight:800;letter-spacing:-.4px}
.page .lead{font-size:1.06rem;margin:0 0 1.2em}
.page h2:first-of-type{margin-top:1.4em}
.more-link{margin:1.6em 0 0}