@font-face{font-family:Plex;src:url('assets/plex-400.ttf') format('truetype');font-weight:400;font-display:swap}
@font-face{font-family:Plex;src:url('assets/plex-500.ttf') format('truetype');font-weight:500;font-display:swap}
@font-face{font-family:Plex;src:url('assets/plex-600.ttf') format('truetype');font-weight:600;font-display:swap}

:root{color-scheme:light;--paper:#f6f8fc;--surface:#fff;--surface-soft:#eef2f8;--ink:#172238;--muted:#56657a;--line:#d5ddeb;--blue:#2458bc;--pale-blue:#eaf1ff;--on-accent:#fff;--row-stripe:#f5f7fb;--panel-shadow:0 4px 24px rgb(23 34 56 / .035);--sans:Plex,'Helvetica Neue',sans-serif}
:root[data-theme=dark]{color-scheme:dark;--paper:#080f1e;--surface:#111c2e;--surface-soft:#162338;--ink:#e9eff9;--muted:#a3b2c9;--line:#2c3c54;--blue:#93b8ff;--pale-blue:#1a3053;--on-accent:#0b1930;--row-stripe:#142034;--panel-shadow:none}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.55}
button,input,select{font:inherit}
button,a,input,select,summary{ -webkit-tap-highlight-color:transparent}
button,a{touch-action:manipulation}
button{cursor:pointer}
a{color:inherit;text-underline-offset:4px}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,.table-scroll:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
button{color:inherit}
button:disabled{cursor:default}
.wrap{width:min(1320px,calc(100% - 96px));margin-inline:auto}
.sr-only,.skip-link:not(:focus){position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link:focus{position:fixed;top:12px;left:12px;z-index:10;background:var(--surface);padding:16px}

.site-header{display:grid;grid-template-columns:1fr auto;align-items:center;gap:0 30px;padding-block:16px;border-bottom:0}

.brand{display:flex;align-items:center;gap:16px;grid-row:1;text-decoration:none;min-width:0}

.brand img{display:block;flex:none;width:92px;height:92px;object-fit:contain}

.brand h1{font-size:27px;font-weight:600;line-height:1.2;margin:0 0 8px;letter-spacing:-.5px}

.brand p{font-size:12px;color:var(--muted);margin:0}


.site-header nav{grid-column:2;grid-row:1;display:flex;justify-content:flex-end;align-self:center;gap:25px;font-size:13px}

.site-header nav a{text-decoration:none}

.site-header nav a:hover{color:var(--blue)}

.results-section{padding:32px 0 36px}

.section-heading{margin-bottom:15px}

h2{font-size:23px;font-weight:500;line-height:1.25;margin:0}





.challenge-intro{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:24px 0}




h3{font-weight:500;font-size:21px;line-height:1.3;margin:0 0 8px}

#challenge-description{font-size:13px;color:var(--muted);max-width:660px;margin:0}

.challenge-links{display:flex;gap:20px;flex-shrink:0}

.challenge-links a{font-size:12px;text-decoration:none;white-space:nowrap;padding-bottom:4px}

.challenge-links a:hover{border-color:var(--blue);color:var(--blue)}

.leaderboard-box{border:0;border-radius:5px;overflow:hidden;box-shadow:var(--panel-shadow)}
.table-toolbar{display:flex;align-items:center;gap:18px;padding:18px 20px;border-bottom:0}
.search-label{margin-left:auto;position:relative}
.search-label svg{position:absolute;left:11px;top:10px;width:15px;height:15px;fill:none;stroke:var(--muted);stroke-width:1.6}
.search-label input{font-size:11px;padding:9px 12px 9px 34px;min-width:225px;background:var(--paper);border:1px solid transparent;border-radius:3px;color:var(--ink)}
.search-label input::placeholder{color:var(--muted)}
.download-button{font-size:11px;background:transparent;border:0;padding:9px 0 9px 7px;white-space:nowrap}
.download-button span{margin-left:12px}
.download-button:hover{color:var(--blue)}
.table-summary{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:12px 20px;font-size:10px;color:var(--muted)}
.table-summary>div{display:flex;align-items:center;gap:12px}
.source-label{text-transform:uppercase;font-size:8px;letter-spacing:.6px;background:var(--pale-blue);color:var(--blue);padding:3px 6px;border-radius:2px}
.scroll-hint{font-size:9px}
.scroll-hint span{font-size:15px;padding-left:6px}
.table-scroll{overflow:auto;max-height:680px;scrollbar-width:thin;scrollbar-color:var(--muted) var(--surface-soft);isolation:isolate}
table{width:100%;border-collapse:separate;border-spacing:0;white-space:nowrap;font-size:12px;font-variant-numeric:tabular-nums}
thead{position:sticky;top:0;z-index:3}
th{background:var(--surface-soft);border:0;text-align:right;font-weight:500;vertical-align:bottom}
th button{border:0;background:none;font-size:10px;font-weight:500;letter-spacing:.2px;min-height:40px;padding:10px 13px;color:var(--muted);width:100%;text-align:right}
th button:hover{color:var(--blue);background:var(--pale-blue)}
th small{font-size:9px;font-weight:400;margin-left:3px}
td{padding:12px 13px;text-align:right;border-bottom:0;background:var(--surface)}
tr:last-child td{border-bottom:0}
tbody tr:hover td{background:var(--surface-soft)}
th:first-child,td:first-child{position:sticky;left:0;text-align:center;min-width:51px;width:51px;z-index:1}
th:nth-child(2),td:nth-child(2){position:sticky;left:51px;text-align:left;min-width:190px;max-width:240px;border-right:1px solid var(--line);z-index:1}
th:nth-child(2) button{text-align:left}
thead th:first-child,thead th:nth-child(2){z-index:4}
td:first-child{font-size:11px;color:var(--muted)}
td:nth-child(2){font-weight:500;font-size:12px}
.participant{overflow:hidden;text-overflow:ellipsis;max-width:210px;display:block}
.team{display:block;font-size:9px;color:var(--muted);font-weight:400;overflow:hidden;text-overflow:ellipsis;max-width:210px}
.metric-rank{font-size:9px;color:var(--muted);margin-left:4px}
.overall-cell{color:var(--blue);font-weight:500;background:var(--surface-soft)}
.overall-head{background:var(--pale-blue)}
td .podium{display:inline-grid;place-items:center;background:var(--pale-blue);color:var(--blue);width:24px;height:24px;border-radius:50%;font-weight:600}
tbody tr:nth-child(even) td{background:var(--row-stripe)}
tbody tr:hover td{background:var(--pale-blue)}
.table-footnote{padding:16px 20px;border-top:0;display:flex;justify-content:space-between;font-size:9px;color:var(--muted);gap:20px}
.text-button{background:none;border:0;padding:0;color:var(--muted);font-size:9px;text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
.text-button:hover{color:var(--blue)}
#no-results{text-align:center;padding:30px;font-size:13px;color:var(--muted)}
details{border:0;border-radius:10px;background:var(--surface);margin-top:12px}
summary{list-style:none;cursor:pointer;padding:18px 20px;font-size:12px;display:flex;justify-content:space-between}
summary::-webkit-details-marker{display:none}
summary>span{font-size:20px;font-weight:300;line-height:1}
details[open]>summary>span{transform:rotate(45deg)}
details>div{font-size:12px;color:var(--muted);max-width:940px;padding:0 20px 20px}
summary:hover{color:var(--blue)}
details>div p{margin-top:0}
.metric-definitions{display:flex;flex-wrap:wrap;gap:7px 20px;font-size:10px;margin-top:20px}
.metric-definitions span{padding:5px 0}
.phase-details ol{display:grid;grid-template-columns:repeat(4,1fr);list-style:none;margin:3px 20px 20px;padding:0;gap:22px}
.phase-details li{padding-top:4px;font-size:11px}
.phase-details li strong{font-weight:500;display:block;margin-bottom:5px}
.phase-details li span{font-size:10px;color:var(--muted)}
.timeline-note{font-size:10px;color:var(--muted);padding:0 20px 20px}

.research-section{padding-top:48px;padding-bottom:30px}

.research-list{display:grid;gap:12px}

.research-row{display:grid;grid-template-columns:65px 1fr 140px;gap:24px;padding:22px 0;align-items:start}

.research-year{font-size:17px;color:var(--muted);padding-top:2px}

.research-row h3{font-size:17px;margin:0;font-weight:500;line-height:1.5;max-width:800px}

.research-actions{display:flex;flex-direction:column;align-items:flex-end;gap:9px;font-size:12px}

.research-actions a{text-decoration:none}

.research-actions button{padding:0;border:0;background:none;font-size:12px}

.research-actions a:hover,.research-actions button:hover{color:var(--blue)}

.resource-footer{display:flex;flex-wrap:wrap;gap:28px;margin-top:22px}

.resource-footer a{font-size:12px}

.resource-footer a:hover{color:var(--blue)}

.site-footer{display:flex;justify-content:space-between;gap:24px;padding-block:32px;color:var(--muted);font-size:11px}

.site-footer p{margin:0}

.site-footer a{text-decoration:none}

@media(max-width:1100px){
.wrap{width:calc(100% - 60px)}

.brand p{max-width:330px}

.challenge-links{gap:12px}

.table-toolbar{gap:12px;padding:15px}


.search-label input{min-width:195px;width:195px}

}

@media(max-width:800px){
.wrap{width:calc(100% - 40px)}

.site-header{gap:12px 20px;padding-block:12px 20px}

.brand{grid-column:1/-1;grid-row:auto;gap:10px}

.brand img{width:82px;height:82px}

.brand h1{font-size:24px}

.brand p{font-size:11px;max-width:none}

.site-header nav{justify-content:flex-start;align-self:center;padding:0;font-size:12px;gap:22px}

.site-header nav{grid-column:1;grid-row:2}

.results-section{padding-top:25px}



.challenge-intro{display:block;padding:22px 0}

.challenge-intro h3{font-size:20px}

.challenge-links{margin-top:15px;gap:25px}

.table-toolbar{flex-wrap:wrap;gap:12px}



.search-label{order:3;width:100%}

.search-label input{width:100%}

.download-button{padding-right:4px}

.table-summary{padding:11px 13px;gap:10px}

.scroll-hint{max-width:120px;font-size:8px;text-align:right}

.table-scroll{max-height:580px}

td{padding:10px 11px}

th:nth-child(2),td:nth-child(2){min-width:157px;max-width:157px}

.participant,.team{max-width:134px}

th:first-child,td:first-child{min-width:42px;width:42px}

th:nth-child(2),td:nth-child(2){left:42px}

.table-footnote{padding:12px 13px;align-items:start}

.table-footnote>span{max-width:72%}

.phase-details ol{grid-template-columns:repeat(2,1fr)}

.research-row{grid-template-columns:48px 1fr;gap:16px}

.research-row h3{font-size:16px}

.research-actions{grid-column:2;flex-direction:row;flex-wrap:wrap;align-items:center;gap:18px}

}

@media(max-width:450px){
.brand img{width:72px;height:72px}

.brand h1{font-size:22px}

.brand p{font-size:10px;max-width:235px}



.table-toolbar{gap:10px}



.search-label{flex:1;order:0;width:auto;min-width:140px}

.search-label input{font-size:10px;padding-right:5px}

.download-button{font-size:10px}

.download-button span{margin-left:4px}

.source-label{font-size:7px}

.table-summary>div{gap:8px}

.research-row{grid-template-columns:40px 1fr;gap:15px}

}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}
}

[hidden]{display:none!important}
.view-switch{display:inline-flex;border:1px solid var(--line);border-radius:4px;overflow:hidden;margin-bottom:0;flex-shrink:0}
.view-switch button{border:0;background:var(--surface);font-size:12px;padding:8px 16px}
.view-switch button+button{border-left:1px solid var(--line)}
.view-switch button[aria-pressed=true]{background:var(--blue);color:var(--on-accent)}
.view-switch button:focus-visible{outline-offset:-3px}
#radar-panel{padding:8px 20px 22px}
#radar-chart{display:block;width:100%;max-width:640px;height:auto;margin:0 auto}
.radar-axis{font-size:13px;font-weight:500;fill:var(--ink)}
.radar-tick{font-size:10px;fill:var(--muted)}
.radar-series path{cursor:pointer}
#radar-legend{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;max-width:850px;margin:0 auto}
.radar-participant{display:inline-flex;align-items:center;gap:7px;max-width:100%;border:1px solid var(--series-color);border-radius:4px;background:var(--surface);padding:6px 10px;font-size:12px;line-height:1.4;text-align:left;overflow-wrap:anywhere}
.radar-participant[aria-pressed=false]{border-color:var(--line);color:var(--muted);text-decoration:line-through}
.radar-participant[aria-pressed=false] .radar-swatch{opacity:.3}
.radar-swatch{width:9px;height:9px;background:var(--series-color);border-radius:50%;flex:none}
.radar-note,#radar-empty{text-align:center;font-size:11px;color:var(--muted);margin:15px 0 0}
@media(max-width:600px){
#radar-panel{padding:0 8px 18px}
.radar-axis{font-size:16px}
.radar-tick{font-size:12px}
.radar-participant{font-size:11px;padding:5px 8px}
}


.results-heading{display:flex;align-items:center;justify-content:space-between;gap:18px}
.excel-download{font-size:13px;color:var(--blue);text-decoration:none;border:1px solid var(--line);border-radius:4px;padding:8px 12px;white-space:nowrap}
.excel-download:hover{background:var(--pale-blue);border-color:var(--blue)}
.excel-download span{margin-left:10px}
.results-filters{display:flex;gap:20px;padding-top:6px}
.results-filters label{display:flex;flex-direction:column;gap:6px;font-size:11px;color:var(--muted)}
.results-filters select{font-size:14px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:9px 36px 9px 12px;min-width:220px;max-width:100%}
#track-select{min-width:140px}

.table-toolbar>.download-button{margin-left:auto}
@media(max-width:600px){.site-header{grid-template-columns:minmax(0,1fr) auto}.site-header nav{flex-direction:column;align-items:flex-start;gap:4px;font-size:11px}.results-filters{flex-wrap:wrap;gap:12px}.results-filters label{flex:1}.results-filters select,#track-select{width:100%;min-width:0}.excel-download{font-size:11px;padding:7px 9px}.table-toolbar>.view-switch{margin-right:auto}.table-toolbar>.search-label{order:3;flex:auto;width:100%}.table-toolbar>.download-button{margin-left:0}.view-switch button{font-size:11px;padding:7px 10px}}

/* Challenge guide */
.site-header{padding-block:18px;gap:8px 30px}
.site-header nav{gap:22px;align-items:center}
.about-section{display:grid;grid-template-columns:220px minmax(0,1fr);gap:5%;padding-block:44px 40px}
.about-section>h2{font-size:27px;font-weight:500;letter-spacing:-.5px;line-height:1.3;margin:0}
.about-copy{max-width:870px}
.about-copy p{font-size:15px;line-height:1.8;color:var(--muted);margin:0 0 16px}
.about-copy p:first-child{color:var(--ink)}
.about-copy p:last-child{margin-bottom:0}












.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px}
.section-heading>p{font-size:12px;color:var(--muted);margin:0}
.series-section{padding-bottom:46px}
.edition-series{display:grid;grid-template-columns:repeat(3,1fr);border-block:1px solid var(--line)}
.edition-card{position:relative;padding:24px 26px 24px 0;text-decoration:none;display:block;border-top:3px solid transparent}
.edition-card+.edition-card{padding-left:26px;border-left:1px solid var(--line)}
.edition-card[aria-current=true]{border-top-color:var(--blue);background:var(--pale-blue)}
.edition-card[aria-current=true]:first-child{padding-left:18px}
.edition-card:hover h3{color:var(--blue)}

.edition-card h3{font-size:20px;font-weight:500;margin:5px 0 11px;letter-spacing:-.3px}
.edition-card p{font-size:13px;color:var(--muted);line-height:1.65;margin:0;max-width:350px}
.edition-card .series-link{font-size:12px;display:block;margin-top:18px;color:var(--blue)}
.edition-section{padding-block:18px 30px;border-top:1px solid var(--line)}
.edition-heading{display:flex;justify-content:space-between;align-items:center;gap:24px}
.edition-heading h2{font-size:30px;font-weight:500;letter-spacing:-.6px;margin:0}
.edition-heading label{display:flex;flex-direction:column;font-size:11px;color:var(--muted);gap:7px}
#track-select{font-size:14px;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:10px 34px 10px 12px;max-width:100%;min-width:220px}
.edition-overview{display:grid;grid-template-columns:1.4fr 1fr;gap:8%;margin-top:28px}
.edition-overview h3{font-size:20px;font-weight:500;margin:0 0 10px}
.edition-overview p{font-size:14px;line-height:1.75;color:var(--muted);margin:0}
.track-facts{margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-self:center}
.track-facts dt{font-size:11px;color:var(--muted);margin-bottom:8px}
.track-facts dd{font-size:16px;font-weight:500;margin:0;line-height:1.5}
.data-section{padding-block:48px 24px}
.subheading,.training-baseline h3{font-size:16px;font-weight:500;margin:22px 0 16px}
.dataset-list{border:0}
.dataset-row{display:grid;grid-template-columns:minmax(140px,.7fr) minmax(0,1.7fr) minmax(210px,1fr);gap:26px;padding:19px 0;align-items:center}
.dataset-row h4{font-size:14px;font-weight:500;margin:0}
.dataset-row p{font-size:13px;color:var(--muted);margin:0;max-width:520px;line-height:1.65}
.dataset-links{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:flex-end}
.dataset-links a,.inline-links a{color:var(--blue);font-size:12px;text-decoration:none;line-height:1.65}
.dataset-links a:hover,.inline-links a:hover{text-decoration:underline}
.training-baseline{display:grid;grid-template-columns:1.5fr 1fr;gap:8%;padding-block:10px 12px}
.training-baseline p{font-size:13px;color:var(--muted);line-height:1.75;margin:0 0 16px}
.inline-links{display:flex;flex-wrap:wrap;gap:9px 23px;margin-bottom:16px}
.training-baseline .access-note{font-size:11px;border-left:2px solid var(--line);padding-left:13px}
.corpus-details summary,.rules-details summary{font-size:13px}
.corpus-intro,.source-note{font-size:12px;color:var(--muted)}
.corpus-intro{margin:0 20px 20px}
.source-note{margin:0;padding:0 20px 20px}
.corpus-list{list-style:none;padding:0 20px 20px;margin:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 36px}
.corpus-list li{padding:12px 0;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
.corpus-name{font-size:12px;font-weight:500}
.corpus-name span{display:block;font-size:10px;font-weight:400;color:var(--muted);margin-top:3px}
.corpus-license{font-size:11px;color:var(--muted)}
.corpus-links{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:15px;font-size:11px;color:var(--blue)}
.corpus-links a{text-decoration:none}
#task-rules{max-width:900px;padding:0 20px 20px 40px;margin:0;font-size:13px;line-height:1.8;color:var(--muted)}
#task-rules li{margin:10px 0}
.results-section{padding-block:40px;background:var(--surface-soft)}
.change-track{align-self:end;font-size:12px;color:var(--blue);margin-bottom:10px;text-decoration:none}
.organizers-section{padding-top:48px;padding-bottom:14px}
.organizer-note{font-size:12px;color:var(--muted);margin:0}
.organizer-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px 30px}
.organizer-list li{font-size:14px}
.organizer-list a{text-decoration:none}
.organizer-list a:hover{color:var(--blue);text-decoration:underline}
.organizer-list span{display:block;font-size:11px;color:var(--muted);margin-top:5px;line-height:1.6}
#advisory-group{margin-top:30px}
.contact-row{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:35px;padding:22px 24px;background:var(--surface);border-radius:12px}
.contact-row h3{font-size:15px;font-weight:500;margin:0 0 5px}
.contact-row p{font-size:12px;color:var(--muted);margin:0}
.contact-row>a{font-size:14px;color:var(--blue);text-decoration:none}
.selection-label{max-width:50%;text-align:right}
@media(max-width:1100px){.site-header nav{gap:16px;font-size:12px}.about-section{gap:6%}.edition-overview{gap:5%}.track-facts{gap:12px}.track-facts dd{font-size:14px}.dataset-row{grid-template-columns:140px 1fr 210px}.organizer-list{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:800px){.site-header nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;flex-direction:row;flex-wrap:wrap;gap:12px 24px}.brand{grid-row:1}.about-section{padding-block:30px;gap:18px;grid-template-columns:1fr}.about-aside>.edition-card{padding-right:18px}.edition-card+.edition-card{padding-left:18px}.edition-card h3{font-size:17px}.edition-card p{font-size:12px}.edition-overview{grid-template-columns:1fr;gap:24px}.track-facts{max-width:580px}.dataset-row{grid-template-columns:130px 1fr;gap:8px 20px}.dataset-links{grid-column:2;justify-content:flex-start}.training-baseline{gap:35px}.organizer-list{grid-template-columns:repeat(2,minmax(0,1fr))}.edition-heading h2{font-size:26px}#track-select{min-width:0;width:260px;font-size:12px}.contact-row{align-items:flex-start;flex-direction:column;gap:12px}}
@media(max-width:550px){.site-header{grid-template-columns:minmax(0,1fr) auto}.brand{grid-column:1/-1}.site-header nav{grid-row:2;gap:10px 20px;font-size:12px}.edition-series{grid-template-columns:1fr}.edition-card,.edition-card+.edition-card{padding:18px;border-left:0;border-top:1px solid var(--line)}.edition-card[aria-current=true]{border-left:3px solid var(--blue);border-top-color:var(--line);background:var(--pale-blue)}.edition-card p{max-width:none}.edition-card .series-link{margin-top:10px}.series-section{padding-bottom:28px}.edition-heading{align-items:flex-start;flex-direction:column;gap:20px}.edition-heading label,#track-select{width:100%}.section-heading{gap:16px}.section-heading>p{font-size:11px}.selection-label{max-width:45%}.dataset-row{grid-template-columns:1fr;padding-block:18px;gap:8px}.dataset-links{grid-column:1;margin-top:4px}.training-baseline{grid-template-columns:1fr;gap:0}.corpus-list{grid-template-columns:1fr}.track-facts{gap:12px}.track-facts dt{font-size:10px}.track-facts dd{font-size:13px}.organizer-list{gap:20px}.organizer-list li{font-size:13px}.organizer-list span{font-size:10px}.site-footer{font-size:10px}.site-footer p{max-width:72%}.site-footer a{white-space:nowrap}.change-track{font-size:11px}}
@media(min-width:801px) and (max-width:1100px){
.site-header .brand{grid-column:1/-1;grid-row:1}
.site-header nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;gap:24px}
.about-section{grid-template-columns:1fr;gap:18px}
}

/* Evaluation phases and edition citation */
.results-filters{padding-bottom:24px}
#dataset-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-block:1px solid var(--line)}
#dataset-list .dataset-row{display:flex;flex-direction:column;align-items:stretch;gap:12px;padding:24px;border-bottom:0}
#dataset-list .dataset-row:first-child{padding-left:0}
#dataset-list .dataset-row+.dataset-row{border-left:1px solid var(--line)}
#dataset-list .dataset-row h4{font-size:17px}
#dataset-list .dataset-row p{max-width:none}
#dataset-list .dataset-links{justify-content:flex-start;margin-top:auto;padding-top:8px}
.dataset-extras:empty{display:none}
.dataset-extras .dataset-row{padding-block:16px}
.citation-block{margin-top:40px;padding-top:0}
.citation-heading{display:flex;justify-content:space-between;align-items:center;gap:18px}
#citation-title{font-size:20px;font-weight:500;margin:0 0 24px}
.citation-entry+.citation-entry{margin-top:36px}
.citation-heading h4{font-size:17px;font-weight:500;line-height:1.5;margin:0;max-width:850px}
.copy-citation{font-size:12px;border:1px solid var(--line);border-radius:4px;padding:8px 12px;background:var(--surface);white-space:nowrap}
.copy-citation:hover{color:var(--blue);border-color:var(--blue)}
.citation-note,.research-note{font-size:12px;color:var(--muted);margin:12px 0 18px}
.research-note{margin:6px 0 0}
.citation-note a{color:var(--blue);text-decoration:none}
.citation-block pre{margin:0;padding:22px;background:var(--surface-soft);border:0;border-radius:4px;max-width:100%;overflow:auto;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.7;font-size:12px;tab-size:2}
.citation-block code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.citation-block pre:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.citation-status{min-height:1.6em;font-size:12px;color:var(--muted);margin:8px 0 0}
@media(max-width:800px){#dataset-list .dataset-row{padding:20px 18px}#dataset-list .dataset-row h4{font-size:16px}.citation-block pre{padding:16px;font-size:11px}}
@media(max-width:550px){#dataset-list{grid-template-columns:1fr}#dataset-list .dataset-row,#dataset-list .dataset-row:first-child{padding:20px 0}#dataset-list .dataset-row+.dataset-row{border-left:0;border-top:1px solid var(--line)}.citation-heading{align-items:flex-start;flex-direction:column;gap:12px}.citation-heading h4{font-size:16px}.citation-block pre{padding:14px}.copy-citation{font-size:11px;padding:7px 9px}}

/* Shared community navigation and light/dark challenge panels. */
.brand-logo{flex:none;width:82px;height:82px;display:block}
.brand-logo img{width:100%;height:100%;object-fit:contain}
.brand-logo .logo-dark,.theme-sun{display:none}
[data-theme=dark] .logo-light,[data-theme=dark] .theme-moon{display:none}
[data-theme=dark] .logo-dark,[data-theme=dark] .theme-sun{display:block}
.site-header{grid-template-columns:minmax(0,1fr) auto;gap:24px;padding-top:28px;padding-bottom:0}
.brand-block{grid-column:1;grid-row:1;min-width:0}
.site-header .brand{grid-column:auto;gap:18px}
.brand h1{font-size:30px;letter-spacing:-.8px}
.brand p{font-size:13px;max-width:none}
.community-links{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0 100px}
.community-links a,.resource-buttons a{display:inline-flex;align-items:center;gap:16px;text-decoration:none;font-size:12px;font-weight:500;border:1px solid var(--line);background:var(--surface);border-radius:6px;padding:7px 12px}
.community-links a{gap:8px}
.community-icon{width:18px;height:18px;flex:none;display:block}
.resource-footer a{display:inline-flex;align-items:center;gap:8px}
.community-links a:hover,.resource-buttons a:hover{color:var(--blue);border-color:var(--blue);background:var(--pale-blue)}
.community-links a:nth-child(2){color:var(--ink);background:var(--surface-soft)}
#theme-toggle{grid-column:2;grid-row:1;align-self:start;display:flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--surface);font-size:12px}
#theme-toggle:hover{border-color:var(--blue);color:var(--blue)}
#theme-toggle svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.site-header nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;flex-direction:row;flex-wrap:wrap;gap:8px 28px;font-size:13px;padding:10px 0;border-top:0}
.about-section{padding-block:32px;grid-template-columns:190px minmax(0,1fr)}
.about-section>h2{font-size:22px}
.about-copy p{font-size:14px;line-height:1.75}
.series-section{padding-bottom:26px}
.edition-series{gap:14px;border:0}
.edition-card,.edition-card+.edition-card{padding:22px;border:1px solid transparent;border-radius:12px;background:var(--surface);box-shadow:var(--panel-shadow)}
.edition-card[aria-current=true],.edition-card[aria-current=true]:first-child{padding:22px;background:var(--pale-blue);border:1px solid transparent;box-shadow:none}
.edition-card h3{margin-top:0;font-size:19px;font-weight:600}
.edition-card p{font-size:12px}
.edition-card .series-link{margin-top:14px;font-weight:500}
.edition-section{padding:28px 30px;border:0;border-radius:14px;background:var(--surface);box-shadow:var(--panel-shadow)}
.edition-heading h2{font-size:28px;font-weight:600}
.eyebrow{font-size:10px;text-transform:uppercase;letter-spacing:1.4px;color:var(--muted);margin:0 0 8px}
.challenge-meta{display:flex;align-items:center;gap:12px;margin-top:14px}
.closed-badge{padding:3px 9px;border-radius:20px;font-size:10px;font-weight:500;background:var(--surface-soft);color:var(--muted)}
#challenge-dates{font-size:12px;color:var(--muted);margin:0}
.edition-overview{margin-top:24px}
.edition-overview h3{font-size:19px}
.track-facts{padding-left:24px}
.challenge-resource-row{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:0;margin-top:28px}
.resource-buttons{display:flex;gap:8px;flex-wrap:wrap}
.resource-buttons a{color:var(--blue);background:var(--pale-blue);border-color:transparent;min-width:86px;justify-content:center}
.challenge-stats{display:flex;gap:30px;margin:0;font-variant-numeric:tabular-nums}
.challenge-stats>div{display:flex;align-items:baseline;gap:8px}
.challenge-stats dt{font-size:12px;color:var(--muted);order:2}
.challenge-stats dd{font-size:21px;font-weight:600;margin:0;color:var(--ink)}
.stats-note{font-size:10px;color:var(--muted);margin:14px 0 0}
.results-section{background:var(--paper)}
.leaderboard-box{background:var(--surface);border-radius:10px}
.search-label input{background:var(--surface-soft)}
#dataset-list{gap:14px;border:0}
#dataset-list .dataset-row,#dataset-list .dataset-row:first-child,#dataset-list .dataset-row+.dataset-row{padding:24px;border:0;background:var(--surface);border-radius:12px;box-shadow:var(--panel-shadow)}
.citation-block pre{background:var(--surface);border-radius:8px}
@media(max-width:800px){.site-header{gap:20px}.brand h1{font-size:25px}.brand p{font-size:12px}.about-section{grid-template-columns:1fr;gap:16px}.edition-overview{grid-template-columns:1fr}.track-facts{padding:12px 0 0;border:0;max-width:none}.challenge-resource-row{flex-wrap:wrap}.challenge-stats{gap:24px}.edition-section{padding:24px}.edition-card,.edition-card+.edition-card,.edition-card[aria-current=true],.edition-card[aria-current=true]:first-child{padding:18px}.edition-card h3{font-size:17px}}
@media(max-width:550px){.wrap{width:calc(100% - 32px)}.site-header{gap:20px 10px;padding-top:20px}.brand-logo{width:60px;height:60px}.site-header .brand{gap:12px}.brand h1{font-size:22px}.brand p{font-size:11px}.community-links{margin-left:0;gap:6px;margin-top:16px}.community-links a{padding:6px 10px;font-size:11px;gap:8px}#theme-toggle{padding:9px}#theme-label{display:none}.site-header nav{font-size:12px;gap:10px 20px}.edition-series{gap:10px}.edition-card p{font-size:12px}.edition-card .series-link{margin-top:9px}.edition-section{padding:20px}.edition-heading h2{font-size:25px}.challenge-meta{align-items:baseline;gap:8px}#challenge-dates{font-size:11px}.challenge-stats{gap:20px}.challenge-stats>div{gap:6px}.challenge-stats dd{font-size:20px}.challenge-stats dt{font-size:11px}.resource-buttons{width:100%}.resource-buttons a{flex:1;min-width:0;padding:8px 10px;font-size:12px}.stats-note{line-height:1.6}.track-facts dd{font-size:13px}.track-facts dt{font-size:10px}}