/* Official results and evaluation tools share the editorial palette. */
body[data-view="arena"] .arena-primary-tabs{display:flex;gap:28px;border-bottom:1px solid #dcded5;margin:0 0 28px}
body[data-view="arena"] .arena-primary-tabs button{background:none;border:0;border-bottom:3px solid transparent;border-radius:0;padding:12px 2px;font-size:16px;color:#686b64}
body[data-view="arena"] .arena-primary-tabs button[aria-pressed="true"]{border-color:#7c353b;color:#292b28;font-weight:600}
.official-leaderboards{display:grid;grid-template-columns:260px minmax(0,1fr);gap:28px;align-items:start}
.lb-nav{position:sticky;top:16px;min-width:0}.lb-nav h3{display:flex;justify-content:space-between;font-size:13px;margin:0 10px 8px;color:#686b64;font-weight:500}.lb-nav h3 span{font-size:12px;font-variant-numeric:tabular-nums}

.lb-nav-list{display:flex;flex-direction:column;gap:0}
body[data-view="arena"] #arena-content .official-leaderboards .lb-nav-list button{display:flex;align-items:center;width:100%;height:28px;min-height:28px;padding:0 10px;margin:0;text-align:left;background:none;border:0;border-left:2px solid transparent;border-radius:0;color:#454941;font-size:13px;font-weight:400;line-height:1.3}
.lb-nav-list button span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body[data-view="arena"] #arena-content .official-leaderboards .lb-nav-list button:hover{background:#f0eee8;color:#292b28}
body[data-view="arena"] #arena-content .official-leaderboards .lb-nav-list button[aria-pressed="true"]{background:#eeeae3;border-left-color:#7c353b;color:#292b28;font-weight:600}
body[data-view="arena"]:has(.official-leaderboards) .collection{padding-top:24px}
body[data-view="arena"]:has(.official-leaderboards) .section-heading{margin-bottom:12px}
body[data-view="arena"]:has(.official-leaderboards) .arena-primary-tabs{margin-bottom:16px}
body[data-view="arena"]:has(.official-leaderboards) .arena-primary-tabs button{padding-top:8px;padding-bottom:8px}
.lb-main{min-width:0}.lb-heading h2{font-size:26px!important;margin:0 0 10px!important;line-height:1.3}.lb-heading p{font-size:14px;line-height:1.7;margin:8px 0;color:#686b64}
.lb-links{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;line-height:1.8}.lb-links a,.lb-result-detail a{color:#315c63}
.lb-heading .lb-collected{font-size:11px;margin:10px 0 20px;color:#73766f;font-variant-numeric:tabular-nums}
.lb-controls{display:flex;align-items:end;gap:20px;border-top:1px solid #dcded5;padding-top:20px}.lb-controls label{display:flex;flex-direction:column;gap:7px;font-size:12px;color:#686b64}.lb-controls label:nth-child(2){flex:1}.lb-controls input,.lb-controls select{height:38px!important;border:1px solid #cdd0c7!important;border-radius:4px!important;background:#fffefa!important;color:#292b28!important;font-size:14px!important;padding:6px 10px!important;min-width:170px}.lb-controls input{width:100%;min-width:0}.lb-controls>span{font-size:12px;white-space:nowrap;padding-bottom:10px;color:#686b64}
.lb-caption{font-size:12px;color:#686b64;line-height:1.6;margin:14px 0}
.lb-table-wrap{overflow-x:auto;border:1px solid #dcded5;border-radius:5px;background:#fffefa}.lb-table{border-collapse:collapse;width:100%;font-size:13px;text-align:left;line-height:1.5}.lb-table th,.lb-table td{padding:12px 14px;border-bottom:1px solid #e6e5df;vertical-align:middle}.lb-table thead th{background:#efeee8;font-size:12px;color:#686b64;font-weight:500;white-space:nowrap}.lb-table tbody th{font-weight:500;overflow-wrap:anywhere;min-width:180px}.lb-table tbody tr:last-child>*{border-bottom:0}.lb-table tbody tr:hover{background:#f6f4ef}.lb-rank{width:50px;color:#686b64;font-variant-numeric:tabular-nums}.lb-score{font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap}.lb-date{font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap;color:#686b64}.lb-checked{color:#315c63;font-size:12px;white-space:nowrap}
body[data-view="arena"] .lb-table button{border:0;background:none;color:#315c63;padding:3px;white-space:nowrap;font-size:12px}
.lb-result-detail td{background:#f3f1eb!important;padding:20px 24px}.lb-result-detail h4{font-size:14px;margin:0 0 18px}.lb-scores{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:0}.lb-scores dt{font-size:12px;color:#686b64}.lb-scores dd{margin:5px 0 0;font-variant-numeric:tabular-nums;font-size:14px}.lb-result-detail p{font-size:13px;margin-bottom:0}.lb-empty{padding:30px!important;text-align:center}
.lb-protocol{margin-top:24px;border-top:1px solid #dcded5;padding-top:18px}.lb-protocol summary{cursor:pointer;font-size:14px;font-weight:500}.lb-protocol dl{font-size:13px;line-height:1.8;max-width:900px}.lb-protocol dl>div{display:grid;grid-template-columns:90px 1fr;gap:16px;margin:12px 0}.lb-protocol dt{color:#686b64}.lb-protocol dd{margin:0}
@media(max-width:1100px){.official-leaderboards{grid-template-columns:250px minmax(0,1fr);gap:24px}.lb-table td,.lb-table th{padding:10px}.lb-controls{gap:12px}}
.lb-heading .lb-research-use{font-size:15px;color:#33382f;margin:12px 0 6px}
.lb-reference{display:block;font-size:11px;color:#72766c;font-weight:400;margin-top:3px}.lb-table .lb-reference-heading th{font-size:12px;color:#686b64;background:#efeee8;font-weight:400;padding-top:14px;padding-bottom:14px}.lb-missing{display:block;margin-top:5px}
@media(max-width:1100px){.official-leaderboards{grid-template-columns:250px minmax(0,1fr);gap:24px}.lb-controls{flex-wrap:wrap}.lb-scores{grid-template-columns:repeat(2,minmax(0,1fr))}}

.lb-heading .lb-coverage{font-size:12px;margin:6px 0 10px;color:#686b64}
/* Status occupies the existing row; the sixteen-entry index keeps its height. */
.official-leaderboards{font-family:var(--font)}
body[data-view="arena"] #arena-content .official-leaderboards .lb-nav-list button{gap:8px}
.lb-nav-list button>span{flex:1;min-width:0}
.lb-heading-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:8px}
.lb-heading-top>div:first-child{min-width:0}
.lb-heading .lb-heading-top h2{font-family:var(--font);font-size:25px!important;font-weight:600;letter-spacing:-.025em;line-height:1.35;margin:9px 0 0!important;text-wrap:balance}
.lb-kind{display:inline-block;font-size:11px;font-weight:500;line-height:1.5;padding:2px 7px;border:1px solid #d7d9d2;border-radius:3px;color:#60655b;background:#f0f0ea}
.lb-kind[data-kind="open"]{color:#315f52;background:#edf2ed;border-color:#d5e0d5}
.lb-kind[data-kind="fixed"]{color:#795a39;background:#f5f0e8;border-color:#e5dccd}
.lb-result-date{flex:none;display:flex;flex-direction:column;align-items:flex-end;gap:6px;padding-top:3px}
.lb-result-date>span{font-size:11px;font-weight:400;color:#686b64;line-height:1.5}
.lb-result-date time{font-size:19px;font-weight:600;letter-spacing:-.015em;color:#30362e;font-variant-numeric:tabular-nums;line-height:1.4}
.lb-result-date .lb-date-unknown{font-size:13px;font-weight:400;color:#73766f;line-height:1.5}
.lb-table{font-variant-numeric:tabular-nums}
@media(max-width:1100px){.lb-heading-top{flex-wrap:wrap;gap:10px}.lb-result-date{align-items:flex-start}}
@media (max-height:800px){
 body[data-view="arena"]:has(.official-leaderboards) .collection{padding-top:8px}
 body[data-view="arena"]:has(.official-leaderboards) .section-heading{margin-bottom:4px}
 body[data-view="arena"]:has(.official-leaderboards) .arena-primary-tabs{margin-bottom:8px}
 body[data-view="arena"]:has(.official-leaderboards) .arena-primary-tabs button{padding-top:6px;padding-bottom:6px}
 body[data-view="arena"] #arena-content .official-leaderboards .lb-nav-list button{height:24px;min-height:24px}
 .lb-nav h3{margin-bottom:6px}
}
.lb-kind[data-kind="continuous"]{color:#315f52;background:#edf2ed;border-color:#d5e0d5}
.lb-kind[data-kind="seasonal"]{color:#5e5778;background:#f0edf4;border-color:#dcd5e6}
.lb-kind[data-kind="reference"]{color:#795a39;background:#f5f0e8;border-color:#e5dccd}
.lb-track-switch{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
body[data-view="arena"] .lb-track-switch button{font-size:12px;padding:5px 10px;border:1px solid #dcded5;border-radius:4px;color:#686b64;background:none}
body[data-view="arena"] .lb-track-switch button[aria-pressed="true"]{color:#315c63;border-color:#9baea5;background:#edf2ed}
.lb-heading .lb-maintainer{font-size:12px;color:#454941;margin:10px 0}
.lb-protocol-summary{margin:16px 0;padding:12px 0;border-top:1px solid #dcded5;border-bottom:1px solid #dcded5;font-size:13px;line-height:1.7}
.lb-protocol-summary>div{display:grid;grid-template-columns:105px minmax(0,1fr);gap:16px;margin:6px 0}
.lb-protocol-summary dt{color:#686b64}.lb-protocol-summary dd{margin:0;color:#454941;max-width:900px}
.lb-external-results{border-top:1px solid #dcded5;padding-top:16px}
.lb-external-results h3{font-size:16px;margin:0 0 6px;font-weight:600}
.lb-external-results p{font-size:13px;color:#686b64;margin:6px 0 12px}
.lb-external-tracks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 24px}
.lb-external-tracks>div{display:flex;justify-content:space-between;align-items:baseline;gap:10px;padding:12px 0;border-bottom:1px solid #e6e5df;font-size:14px}
.lb-external-tracks span{font-size:11px;color:#686b64;white-space:nowrap}
body[data-view="arena"] .lb-game-link button{border:0;background:none;padding:0;color:#315c63;font-size:13px}
.lb-game-link a{margin-left:16px;font-size:12px}.lb-nav-empty{font-size:12px;line-height:1.7;color:#686b64}

/* Arena uses a document header: scrolling never layers the brand over content. */
body[data-view="arena"] .site-header{position:relative;top:auto;background:#f8f7f4}
.lb-toolbar{margin-bottom:12px;font-family:var(--font)}
.lb-filter-row{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #dcded5}
.lb-type-filters{display:flex;gap:20px;flex-wrap:wrap}
body[data-view="arena"] #arena-content .lb-type-filters button{border:0;border-bottom:2px solid transparent;border-radius:0;background:none;padding:7px 0;color:#686b64!important;font-size:13px;line-height:1.5}
body[data-view="arena"] #arena-content .lb-type-filters button[aria-pressed="true"]{color:#315c63!important;border-color:#315c63;font-weight:600}
body[data-view="arena"] #arena-content .lb-type-filters button:hover{color:#292b28!important}
.lb-source-count{font-size:12px;white-space:nowrap;color:#686b64;font-variant-numeric:tabular-nums}
.lb-secondary-filters{display:flex;align-items:baseline;gap:12px;min-height:30px;padding-top:6px;font-size:12px}
.lb-direction{margin:0}.lb-direction summary{cursor:pointer;color:#686b64;font-size:12px}
.lb-direction label{display:block;margin-top:7px}
#arena-content .lb-direction select{height:30px;min-width:210px;font-size:12px;padding:3px 8px;border:1px solid #dcded5;border-radius:4px;background:#fffefa;color:#454941}
body[data-view="arena"] #arena-content .lb-filter-chip,body[data-view="arena"] #arena-content .lb-filter-reset{font-size:12px;line-height:1.5;border:0;background:none;padding:0;color:#315c63}
body[data-view="arena"] #arena-content .lb-filter-chip{padding:1px 7px;background:#edf2ed;border-radius:3px}
.lb-selection-prompt{padding:28px;border:1px solid #dcded5;border-radius:4px;line-height:1.8}
.lb-selection-prompt h2{font-family:var(--font);font-size:18px;margin:0 0 10px;font-weight:500}
.lb-selection-prompt p{font-size:14px;color:#686b64;margin:0 0 16px}
body[data-view="arena"] .lb-selection-prompt button{font-size:13px;padding:6px 12px;color:#315c63;border:1px solid #cdd0c7;background:#fffefa;border-radius:4px}
.lb-toolbar button:focus-visible,.lb-nav-list button:focus-visible,.lb-track-switch button:focus-visible{outline:2px solid #315c63;outline-offset:2px}

/* Results-first detail: a short source header, one control row, then native scores. */
.lb-heading{margin-bottom:12px}
.lb-heading-top{align-items:center;margin-bottom:6px}
.lb-heading-top>div:first-child{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.lb-heading .lb-heading-top h2{margin:0!important;font-size:24px!important;line-height:1.25}
.lb-result-date{gap:2px;padding:0}
.lb-result-date time{font-size:16px}
.lb-result-date .lb-date-unknown{font-size:12px}
.lb-heading .lb-research-use{font-size:14px;line-height:1.6;margin:6px 0;color:#454941}
.lb-source-line{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px 16px;font-size:12px;line-height:1.6;color:#73766f}
.lb-source-line a{color:#315c63}
body[data-view="arena"] .lb-source-line button{border:0;background:none;color:#315c63;padding:0;font-size:12px;line-height:1.6}
.lb-heading .lb-conditions{font-size:12px;line-height:1.5;margin:8px 0 0;color:#686b64}
.lb-controls{padding-top:12px;gap:14px;align-items:end;flex-wrap:nowrap}
.lb-controls label{gap:5px;min-width:0;flex:0 1 auto}
.lb-controls label:nth-child(2){flex:0 1 auto}
.lb-controls .lb-search-label{flex:1;min-width:140px}
.lb-controls select{min-width:140px;max-width:240px}
.lb-controls input,.lb-controls select{height:34px!important;font-size:13px!important;padding:4px 8px!important}
.lb-table-meta{display:flex;justify-content:space-between;gap:16px;margin:10px 0 7px;font-size:11px;line-height:1.6;color:#73766f;font-variant-numeric:tabular-nums}
.lb-table th,.lb-table td{padding:9px 12px}
.lb-table thead th{font-size:11px}
.lb-table tbody th{min-width:140px;font-size:13px;font-weight:500}
.lb-table .lb-score,.lb-table .lb-secondary-score,.lb-table .lb-numeric-heading{text-align:right}
.lb-table .lb-score{color:#292b28;font-weight:650;font-size:14px}
.lb-secondary-score{font-variant-numeric:tabular-nums;white-space:nowrap;font-size:12px;color:#686b64}
.lb-interval{display:block;font-size:10px;font-weight:400;color:#73766f;line-height:1.3;margin-top:2px}
.lb-configuration{font-size:12px;color:#686b64;max-width:140px;overflow-wrap:anywhere}
.lb-rank{width:36px;font-size:12px}
.lb-reference{font-size:10px}
.lb-table .lb-reference-heading th{padding-top:10px;padding-bottom:10px}
.lb-pagination{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:12px;font-size:12px;color:#686b64;font-variant-numeric:tabular-nums}
.lb-pagination>span{margin-right:auto}
body[data-view="arena"] .lb-pagination button{border:1px solid #dcded5;border-radius:3px;padding:5px 10px;background:#fffefa;color:#315c63;font-size:12px}
body[data-view="arena"] .lb-pagination button:disabled{opacity:.4;cursor:default}
.lb-protocol{scroll-margin-top:20px}
.lb-protocol dd{overflow-wrap:anywhere}
.lb-protocol dl>div{grid-template-columns:120px minmax(0,1fr)}
.lb-scores{grid-template-columns:repeat(3,minmax(0,1fr))}
.lb-scores dd{overflow-wrap:anywhere}
.lb-source-line button:focus-visible,.lb-pagination button:focus-visible{outline:2px solid #315c63;outline-offset:2px}

.lb-result-date time small{font-size:10px;font-weight:400;color:#73766f}