:root{
  --mist:#EAEFF3;
  --paper:#F6F9FB;
  --ink:#0E1A2B;
  --ink-2:#44536A;
  --rule:#C5D0DB;
  --gen:#5B3FD9;
  --twin:#0B7F68;
  --real:#B87306;
  --real-fill:#FBEBCB;
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --serif:"Source Serif 4",Georgia,serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:70px}
body{margin:0;background:var(--mist);color:var(--ink);font:400 1.0625rem/1.55 var(--serif);-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--gen);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;z-index:20}
.skip:focus{left:8px}

/* header */
.top{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px clamp(16px,4vw,48px);background:color-mix(in srgb,var(--mist) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule);font-family:var(--display)}
.brand{font-weight:800;text-decoration:none;letter-spacing:.02em}
.top nav{display:flex;gap:22px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}
.top nav a{text-decoration:none;font-size:.95rem;font-weight:600;color:var(--ink-2)}
.top nav a:hover{color:var(--ink)}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center;padding:clamp(12px,2vw,24px) clamp(16px,4vw,48px) clamp(28px,4vw,48px);max-width:1360px;margin:0 auto}
.venue{font:600 .95rem/1.4 var(--display);color:var(--ink-2);margin:0 0 12px}
h1{font:800 clamp(2.6rem,6.2vw,5.4rem)/.98 var(--display);font-stretch:85%;letter-spacing:-.03em;margin:0 0 10px;text-wrap:balance}
.tag{font:italic 400 clamp(1.25rem,2vw,1.7rem)/1.25 var(--serif);margin:0 0 16px;color:var(--gen);max-width:24em}
.lede{max-width:34em;font-size:1.125rem;margin:0 0 20px}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{font:600 1rem var(--display);padding:12px 22px;border-radius:999px;border:2px solid var(--ink);text-decoration:none;transition:background .15s,color .15s}
.btn:hover{background:var(--ink);color:var(--mist)}
.btn.primary{background:var(--ink);color:var(--mist)}
.btn.primary:hover{background:var(--gen);border-color:var(--gen)}

/* diagram */
.hero-diagram{min-width:0}
#loopsvg{width:100%;height:auto;display:block;overflow:visible;font-family:var(--display)}
.arc{fill:none;stroke:var(--ink-2);stroke-width:2.2;stroke-dasharray:7 7;animation:flow 2.4s linear infinite}
.al{font-size:15px;font-weight:600;fill:var(--ink);paint-order:stroke;stroke:var(--mist);stroke-width:7px;stroke-linejoin:round}
.mk{fill:none;stroke:var(--ink-2);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.mk.r{stroke:var(--real)}
@keyframes flow{to{stroke-dashoffset:-28}}
.ground{fill:none;stroke:var(--real);stroke-width:2;stroke-dasharray:2 6;stroke-linecap:round;animation:flow 2.4s linear infinite}
.gl{font-size:13px;font-weight:600;fill:var(--real)}
.node rect{fill:var(--paper);stroke:var(--ink);stroke-width:2}
.node .nt{font-size:17px;font-weight:800;fill:var(--ink)}
.node .sub{font-size:12px;fill:var(--ink-2);font-weight:500}
.node .gen{font-size:14px;font-weight:600;fill:var(--gen)}
.node .twin{font-size:14px;font-weight:600;fill:var(--twin)}
.node.real rect{fill:var(--real-fill);stroke:var(--real)}
.node.real .nt{font-size:15px;fill:var(--real)}


/* sections */
.wrap{max-width:1180px;margin:0 auto;padding:clamp(28px,4vw,52px) clamp(16px,4vw,48px)}
.band{background:var(--paper);border-block:1px solid var(--rule)}
h2{font:800 clamp(1.8rem,3.6vw,2.8rem)/1.05 var(--display);letter-spacing:-.02em;margin:0 0 14px;max-width:18em;text-wrap:balance}
h3{font:700 1.2rem/1.25 var(--display);margin:18px 0 6px}
.intro{max-width:44em;color:var(--ink-2);margin:0 0 20px}
.cols{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:clamp(20px,4vw,48px);align-items:start}
.prose p,.prose li{max-width:36em}
.prose.wide p{max-width:44em}
.prose h3:first-child{margin-top:0}
.prose ul{padding-left:1.2em;margin:0 0 1em}
em{font-style:italic}
.families h3{margin-top:0}
.fam{padding:10px 16px;border-radius:12px;margin-bottom:10px;background:var(--mist);border-left:5px solid}
.fam h4{font:800 1.05rem var(--display);margin:0 0 4px}
.fam p{margin:0;font-size:1rem;line-height:1.55}
.fam.gen{border-color:var(--gen)}.fam.gen h4{color:var(--gen)}
.fam.twin{border-color:var(--twin)}.fam.twin h4{color:var(--twin)}
.note{font-size:.98rem;color:var(--ink-2)}
.ask{font:600 clamp(1.3rem,2.4vw,1.8rem)/1.3 var(--display);max-width:32em;margin:28px 0 0;padding-top:18px;border-top:2px solid var(--ink)}

/* table */
.table{border-top:2px solid var(--ink)}
.row{display:grid;grid-template-columns:11em 1fr 1.3fr;gap:24px;padding:12px 12px;border-bottom:1px solid var(--rule);font-size:1rem;line-height:1.55;transition:background .2s}
.row.head{font:700 .95rem var(--display);color:var(--ink-2);padding-block:10px}
.row b{font-family:var(--display);font-weight:800;display:block;font-size:1.15rem}
.topics{max-width:52em;margin-top:18px;color:var(--ink-2);font-size:1rem}

/* schedule */
.sched{list-style:none;padding:0;margin:0;columns:2;column-gap:40px}
.sched li{break-inside:avoid}
.sched li{display:grid;grid-template-columns:8.2em 1fr;gap:16px;padding:8px 0 8px 16px;border-bottom:1px solid var(--rule);border-left:5px solid transparent;line-height:1.5}
.sched time{white-space:nowrap;font:700 1rem var(--display);font-variant-numeric:tabular-nums;color:var(--ink-2)}
.sched b{font-family:var(--display);font-weight:700;display:block}
.sched .l1,.sched .l2,.sched .l3,.sched .l4{border-left-color:var(--ink)}
.sched .panel{background:var(--ink);color:var(--mist);border-radius:0 12px 12px 0;border-left-color:var(--gen);margin-block:6px}
.sched .panel time{color:#B9C6D6}

/* speakers */
.speakers{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.spk{border:2px dashed var(--rule);border-radius:14px;padding:16px;display:grid;grid-template-columns:120px 1fr;gap:20px;align-items:center}
.spk .photo{width:120px;height:120px}
.spk .photo:not(:has(img))::before{color:var(--paper)}
.spk .lk{display:block;font:600 .95rem var(--display);color:var(--ink-2);margin-bottom:4px}
.spk .nm{margin:0;font:700 1.2rem var(--display);color:var(--ink-2)}
.spk h3{margin:0;font-size:1.25rem}
.spk h3 a{text-decoration:none}
.spk h3 a:hover{text-decoration:underline}
.spk .aff{margin:2px 0 0}
.spk .tagline{display:inline-block;margin:8px 0 0;padding:2px 10px;border-radius:999px;background:var(--ink);color:var(--mist);font:600 .85rem var(--display)}
.spk.confirmed{border-style:solid;border-color:var(--ink)}

/* timeline */
.timeline{list-style:none;margin:0 0 16px;padding:0 0 0 22px;border-left:3px solid var(--ink)}
.timeline li{position:relative;padding:0 0 10px 6px;line-height:1.4}
.timeline li::before{content:"";position:absolute;left:-30px;top:.35em;width:13px;height:13px;border-radius:50%;background:var(--paper);border:3px solid var(--ink)}
.timeline li.end::before{background:var(--real);border-color:var(--real)}
.timeline time{display:block;font:700 1rem var(--display)}

/* outcomes */
.outs{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,3vw,32px)}
.outs h3{margin-top:0}
.outs p{margin:0;font-size:1.05rem}

/* organizers */
.orgs{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px}
.orgs article{background:var(--mist);border-radius:14px;padding:16px;display:grid;grid-template-columns:96px 1fr;gap:16px;align-items:center}
.photo{position:relative;width:96px;height:96px;border-radius:50%;overflow:hidden;background:var(--rule);display:grid;place-items:center}
.photo::before{content:attr(data-initials);font:800 1.6rem var(--display);color:var(--ink-2)}
.photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 25%}
.orgs h3{margin:0}
.role{font:600 1rem var(--display);margin:2px 0 0}
.aff{font:600 .95rem var(--display);color:var(--ink-2);margin:0}
.logos{display:flex;align-items:center;gap:clamp(24px,5vw,64px);flex-wrap:wrap;margin-top:28px;padding-top:20px;border-top:1px solid var(--rule)}
.logos img{display:block;height:auto;opacity:.85}
.logo-nv{width:140px}
.logo-uva{width:min(340px,70vw)}

footer{background:var(--ink);color:var(--mist)}
footer .wrap{padding-block:28px}
.foot{display:flex;gap:48px;flex-wrap:wrap;justify-content:space-between}
.foot b{font:800 1.1rem var(--display)}
.foot p{margin:4px 0 0;color:#B9C6D6;font-size:1rem}

@media (max-width:900px){
  .hero,.cols,.outs{grid-template-columns:1fr}
  .row{grid-template-columns:1fr;gap:6px}
  .row.head{display:none}
}
@media (max-width:520px){
  .orgs article{grid-template-columns:72px 1fr}
  .photo{width:72px;height:72px}
  .sched li{grid-template-columns:1fr;gap:2px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .arc,.ground{animation:none}
}

/* simplified hero figure */
.simple .gfill{fill:var(--paper)}
.simple .gline{fill:none;stroke:var(--gen);stroke-width:1.6;opacity:.55}
.simple .gring{fill:none;stroke:var(--gen);stroke-width:3}
.simple .rbody{fill:var(--paper);stroke:var(--ink);stroke-width:3}
.simple .rl{fill:none;stroke:var(--ink);stroke-width:3;stroke-linecap:round}
.simple .rdot{fill:var(--twin);stroke:var(--ink);stroke-width:3}
.simple .reye{fill:var(--twin)}
.simple .cap{font-size:17px;font-weight:800;fill:var(--ink)}
.simple .arc{stroke-width:3}
.simple .land{fill:var(--gen);opacity:.28}
.simple .al2{font-size:15px;font-weight:600;fill:var(--ink-2)}

@media (max-width:640px){
  .speakers{grid-template-columns:1fr}
  .spk{grid-template-columns:84px 1fr}
  .spk .photo{width:84px;height:84px}
}

.spk-group{margin-top:22px}
.spk-group:first-of-type{margin-top:0}
.spk-group .grp{display:flex;align-items:center;gap:14px;margin:0 0 10px;font-size:1.15rem}
.spk-group .grp::after{content:"";flex:1;height:2px;background:var(--rule)}

/* speakers: circles, no boxes */
.groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px 20px}
.spk-group,.spk-group:first-of-type{margin-top:0}
.spk-group .grp{margin-bottom:14px}
.spk-group .speakers{grid-template-columns:1fr;gap:12px}
.spk-group .spk,.spk-group .spk.confirmed{border:2px solid var(--ink);background:var(--paper);padding:16px 12px 14px;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px;min-height:202px}
.spk-group .spk .photo{width:96px;height:96px}
.spk-group .spk .photo::before{font-size:1.6rem}
.spk-group .spk h3{font-size:1.05rem;line-height:1.2}
.spk-group .spk .aff{font-size:.9rem;line-height:1.3}
@media (max-width:1100px){.groups{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){
  .groups{grid-template-columns:1fr}
  .spk-group .spk,.spk-group .spk.confirmed{flex-direction:row;justify-content:flex-start;text-align:left;gap:14px;padding:14px;min-height:0}
  .spk-group .spk .photo{width:72px;height:72px;flex:none}
}

/* speaker links: visible and clickable across the whole card */
.spk{position:relative}
.spk h3 a{text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:4px;text-decoration-color:var(--gen)}
.spk h3 a::after{content:"";position:absolute;inset:0;border-radius:inherit}
.spk h3 a:hover{text-decoration-thickness:2.5px}
.spk:has(h3 a:hover){border-color:var(--gen);background:#fff}
.spk h3 a:focus-visible{outline:none}
.spk:has(h3 a:focus-visible){outline:3px solid var(--gen);outline-offset:3px}

/* organizer links */
.orgs article{position:relative}
.orgs h3 a{text-decoration:underline;text-decoration-thickness:1.5px;text-underline-offset:4px;text-decoration-color:var(--gen)}
.orgs h3 a::after{content:"";position:absolute;inset:0;border-radius:inherit}
.orgs h3 a:hover{text-decoration-thickness:2.5px}
.orgs article:has(h3 a:hover){background:#fff;box-shadow:inset 0 0 0 2px var(--gen)}
.orgs h3 a:focus-visible{outline:none}
.orgs article:has(h3 a:focus-visible){outline:3px solid var(--gen);outline-offset:3px}

@media (max-width:900px){.sched{columns:1}}
/* speaker hover matches organizers */
.spk-group .spk.confirmed:has(h3 a:hover){border-color:var(--gen);background:#fff;box-shadow:inset 0 0 0 2px var(--gen)}
.sched li:nth-child(7){break-before:column}
@media (max-width:900px){.sched li:nth-child(7){break-before:auto}}