:root{--ink:hsl(211 44% 18%);--muted:hsl(212 15% 40%);--blue:hsl(208 68% 28%);--line:hsl(210 24% 88%);--paper:hsl(210 30% 97%);--white:hsl(0 0% 100%)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.4 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input,select{font:inherit;color:inherit;min-height:40px;border:1px solid var(--line);border-radius:6px;padding:7px 10px;background:var(--white)}button,select{cursor:pointer}button{font-weight:650}button:hover{background:var(--paper)}button:disabled,select:disabled{opacity:.6;cursor:default}:focus-visible{outline:3px solid hsl(204 90% 45%);outline-offset:2px}[hidden]{display:none!important}.skip{position:absolute;top:-80px;z-index:10;background:var(--white);padding:16px}.skip:focus{top:0}.masthead{max-width:1200px;margin:auto;display:flex;justify-content:space-between;gap:12px;padding:10px 16px;font-size:12px}.masthead span{white-space:nowrap;color:var(--muted)}main{max-width:1200px;margin:auto;padding:0 16px}.panel{background:var(--white);border:1px solid var(--line);border-radius:8px;overflow:hidden}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 14px}h1{font-size:20px;line-height:1.2;margin:0}h2{font-size:18px;margin:0}.section-head button{font-size:12px}.tabs{display:flex;gap:4px;padding:0 14px;border-bottom:1px solid var(--line)}[role=tab]{border:0;border-radius:0;padding:8px 20px;color:var(--muted)}[role=tab][aria-selected=true]{color:var(--blue);box-shadow:inset 0 -3px var(--blue)}.toolbar{padding:10px 14px 4px;display:flex;align-items:end;gap:12px}.contest-field{flex:1;min-width:0}#contest-label,label{font-size:11px;font-weight:650;color:var(--muted)}#contest{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;text-align:left;white-space:normal;overflow-wrap:anywhere;margin-top:3px;font-size:13px}#individual-filters{display:flex;gap:8px;align-items:end;max-width:44%}label{display:flex;flex-direction:column;gap:3px;min-width:0}select,input{width:100%;font-size:13px}#org{max-width:250px}#open-search{white-space:nowrap;font-size:12px}#count{margin:0;padding:8px 14px;font-size:12px;color:var(--muted)}table{width:100%;border-collapse:collapse;text-align:left;table-layout:fixed}th{background:var(--paper);font-size:11px;color:var(--muted);font-weight:650;padding:7px 10px}td{padding:7px 10px;border-bottom:1px solid var(--line);font-size:13px;overflow-wrap:anywhere}th:first-child,td:first-child{width:60px;text-align:center}.individual-table th:nth-child(2){width:39%}.individual-table th:nth-child(3){width:13%}.individual-table th:nth-child(4){width:20%}.group-table th:nth-child(2){width:30%}.group-table th:last-child{width:30%}.rank,.score,.percent{font-variant-numeric:tabular-nums}.score,.percent{text-align:right}.secondary{display:block;font-size:11px;color:var(--muted);margin-top:2px}.completion{font-size:11px;font-variant-numeric:tabular-nums}.badge{font-size:11px;display:inline-block;padding:2px 6px;border-radius:4px;background:var(--paper)}.passed{color:hsl(156 75% 24%);background:hsl(151 50% 93%)}.no-result{color:var(--muted);background:hsl(210 10% 97%)}.no-result strong{font-weight:500}.footnote{margin:0;padding:10px 14px;font-size:11px;color:var(--muted);background:var(--paper)}.more-wrap{text-align:center;padding:10px}.more-wrap:has(button[hidden]){display:none}.empty{padding:32px 16px;text-align:center;color:var(--muted)}.loading{min-height:150px;display:grid;place-items:center}.notice{border-left:3px solid hsl(39 70% 48%);background:hsl(43 85% 95%);padding:10px 14px;margin-top:12px;font-size:12px}.notice p{margin:3px 0 0}.sync,footer{font-size:11px;color:var(--muted)}.sync p{margin:10px 0}footer{padding-bottom:20px}.error{padding:12px;background:hsl(0 80% 96%);color:hsl(0 65% 30%)}dialog{border:1px solid var(--line);border-radius:10px;width:min(620px,calc(100% - 24px));max-height:85dvh;padding:16px;color:var(--ink);background:var(--white)}dialog::backdrop{background:hsl(211 30% 12% / .5)}.dialog-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.contest-options{display:grid;gap:8px}.contest-options button{text-align:left;white-space:normal;overflow-wrap:anywhere;line-height:1.5;padding:12px}.contest-options button[aria-pressed=true]{border:2px solid var(--blue);background:var(--paper)}#filters{display:grid;gap:14px}#filters label{font-size:13px}.dialog-actions{display:flex;justify-content:space-between;gap:10px}#filter-count{margin:0;font-size:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}@media(max-width:700px){main{padding:0 8px}.masthead{padding:8px;font-size:10px}.section-head{padding:8px 10px}h1{font-size:17px}.toolbar{display:block;padding:8px 10px 0}#individual-filters{max-width:none;margin-top:8px;display:flex}#individual-filters label{flex:1}#org{max-width:none}#contest{font-size:12px}.tabs{padding:0 10px}th,td{padding:6px}.individual-table th:nth-child(2){width:auto}.individual-table th:nth-child(3){width:80px}.individual-table th:nth-child(4){width:92px}th:first-child,td:first-child{width:42px}.individual-table th:last-child{width:80px}td{font-size:12px}.secondary,.completion{font-size:10px}.badge{font-size:10px;padding:2px 3px}.group-table th:nth-child(2){width:25%}.group-table th:last-child{width:30%}.group-table th:nth-child(3){width:65px}.points strong{font-size:11px}.footnote{padding:8px 10px}#count{padding:7px 10px}}@media(max-width:480px){.individual-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}.individual-table tr{display:grid;grid-template-columns:34px minmax(0,1fr) 100px;gap:2px 6px;padding:7px 8px;border-bottom:1px solid var(--line)}.individual-table td{border:0;padding:0}.individual-table .rank{grid-row:1/4;width:auto}.individual-table .person{grid-column:2;grid-row:1/3}.individual-table .score{grid-column:3;grid-row:1}.individual-table .completion{grid-column:2;grid-row:3;color:var(--muted)}.individual-table .result-state{grid-column:3;grid-row:2/4;text-align:right}.individual-table .completion:before{content:'Hoàn thành: '}.group-table td,.group-table th{font-size:10px;padding:6px 4px}.group-table th:first-child{width:32px}.group-table .secondary{font-size:9px}.group-table .points strong{font-size:10px}}
/* Youth Union palette: compact blue/teal surfaces, with rank and status cues. */
:root{--blue:hsl(211 78% 32%);--teal:hsl(177 77% 24%);--sky-soft:hsl(207 85% 96%);--teal-soft:hsl(174 55% 94%);--gold-soft:hsl(43 95% 92%);--gold-ink:hsl(32 80% 25%)}
body{background:linear-gradient(135deg,var(--sky-soft),var(--paper) 45%,var(--teal-soft));min-height:100vh}
.masthead{color:var(--blue)}.masthead span{color:var(--teal);font-weight:700}
.panel{border-top:3px solid var(--blue);border-radius:12px;box-shadow:0 2px 4px hsl(211 45% 25% / .04),0 10px 28px hsl(211 45% 25% / .07)}
.section-head{background:linear-gradient(110deg,hsl(213 78% 29%),hsl(183 77% 24%));color:var(--white);padding-block:12px}
.section-head button{background:hsl(0 0% 100% / .12);color:var(--white);border-color:hsl(0 0% 100% / .5)}
.section-head button:hover{background:hsl(0 0% 100% / .23)}
.toolbar{padding-bottom:10px}.filter-toolbar{justify-content:space-between;flex-wrap:wrap;background:linear-gradient(100deg,var(--sky-soft),var(--white))}
#individual-filters{max-width:none;flex:1}#open-info{font-size:12px;color:var(--blue);border-color:hsl(208 45% 75%)}
#contest{border-color:hsl(208 50% 57%);background:linear-gradient(100deg,hsl(207 85% 92%),var(--teal-soft));color:var(--blue);box-shadow:0 1px 3px hsl(211 45% 25% / .10)}
.contest-chevron{flex:none;align-self:center}
.board-description{margin:5px 0 0;font-size:12px;line-height:1.5;color:var(--white);font-weight:400}
.tabs{padding-top:3px;background:var(--sky-soft);gap:6px}
[role=tab]{background:transparent;border-radius:7px 7px 0 0}
[role=tab][aria-selected=true]{background:var(--white);color:var(--blue);box-shadow:inset 0 -3px var(--teal)}
th{background:hsl(207 60% 95%);color:var(--blue)}
tbody tr:hover{background:var(--sky-soft)}
.rank{font-weight:750;color:var(--blue)}
.top-rank .rank{background:var(--teal-soft);color:var(--teal);border-left:3px solid hsl(176 62% 35%)}
.top-1 .rank{background:var(--gold-soft);color:var(--gold-ink);border-left-color:hsl(40 85% 46%)}
.top-2 .rank{background:hsl(210 45% 93%);color:hsl(211 40% 30%);border-left-color:hsl(210 40% 55%)}
.top-3 .rank{background:hsl(24 75% 94%);color:hsl(24 70% 30%);border-left-color:hsl(24 65% 55%)}
.score{color:var(--blue);font-weight:650}.no-result .score,.no-result .rank{color:var(--muted)}
.badge{border-radius:6px}.passed{background:hsl(162 60% 90%);color:hsl(163 80% 20%)}.failed{background:hsl(35 90% 92%);color:hsl(26 75% 25%)}
.points{text-align:right;font-variant-numeric:tabular-nums}.points-badge{display:inline-block;min-width:32px;padding:4px 9px;border-radius:8px;color:var(--teal);background:linear-gradient(120deg,var(--teal-soft),hsl(192 75% 91%));border:1px solid hsl(177 40% 74%);font-weight:750}
.group-table th:last-child{width:16%;text-align:right}.group-table th:nth-child(2){width:35%}.group-table th:nth-child(3){width:20%}
.person strong,.group-name strong{white-space:normal;overflow-wrap:anywhere}
.group-link{border:0;padding:0;background:transparent;color:var(--blue);text-align:left;font:inherit;cursor:pointer}
.group-link:hover,.group-link:focus-visible{background:transparent;text-decoration:underline;text-underline-offset:3px}
.group-details{margin:12px 0}.group-details dt{font-weight:700;color:var(--blue);margin-top:12px}.group-details dd{margin:4px 0 0;padding:10px;border-radius:6px;background:var(--sky-soft);font-size:13px}
#info-content{line-height:1.6;overflow-wrap:anywhere}#info-content h3{font-size:14px;color:var(--blue)}
@media(max-width:700px){.filter-toolbar{display:flex;gap:8px}#individual-filters{width:100%;margin-top:0}#open-info{min-height:40px}.group-table th:nth-child(2){width:30%}.group-table th:last-child{width:19%}}
@media(max-width:480px){.group-table th:nth-child(3){width:20%}.points-badge{min-width:24px;padding:3px 5px}.top-rank .rank{border-radius:5px;padding-top:2px;align-self:start}.section-head h1{max-width:210px}}