:root{color-scheme:dark;--bg:#111;--ink:#eceae4;--muted:#b4b4b4;--faint:#969696;--line:#303030;--accent:#5fd6c4;font-family:Inter,system-ui,sans-serif;font-size:14px}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.6}a{color:inherit;text-underline-offset:4px}button,select{font:inherit;color:inherit;background:#191919;border:1px solid #555;border-radius:4px;min-height:38px;padding:7px 12px}button{cursor:pointer}button:hover,select:hover{border-color:var(--ink)}:focus-visible{outline:2px solid var(--accent);outline-offset:4px}header{max-width:1248px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:24px 24px;border-bottom:1px solid var(--line);gap:20px}.brand{font-family:Fraunces,Georgia,serif;font-size:23px;text-decoration:none}.brand span{font-family:Inter,system-ui,sans-serif;font-size:14px;color:var(--muted)}header>a:last-child{font-size:13px}main{max-width:1248px;padding:32px 24px;margin:auto}h1{font-size:28px;font-weight:600;letter-spacing:-.03em;line-height:1.2;margin:0 0 10px}h2{font-size:17px;font-weight:500;margin:0}p{color:var(--muted);margin:8px 0 20px}.title-row{display:flex;justify-content:space-between;align-items:flex-start;gap:24px}.title-row button{flex-shrink:0}.scope{display:flex;gap:24px;align-items:flex-end;margin:16px 0 32px}.scope label{display:grid;gap:8px;font-size:12px;color:var(--muted)}select{color:var(--ink);min-width:245px}.scope p{margin:0 0 8px;font-size:13px}.section-title{display:flex;justify-content:space-between;gap:16px;align-items:center}.anchor{font-size:14px;color:var(--muted)}.anchor strong{color:var(--ink);font-variant-numeric:tabular-nums;font-weight:500;font-size:24px}.explanation{font-size:13px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;table-layout:auto}th{font-size:12px;color:var(--muted);font-weight:400;text-align:left;padding:10px 12px}td{padding:14px 12px;border-bottom:1px solid #242424}th:first-child,td:first-child{padding-left:0;width:31%}th:last-child,td:last-child{padding-right:0}.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}.model-name{font-weight:500}.sub{display:block;color:var(--faint);font-size:12px}.rating{font-size:18px}.reference td{border-bottom-color:var(--accent)}.reference .model-name{color:var(--accent)}.footnote{font-size:12px;color:var(--faint);margin:12px 0}.lower-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:40px;margin:36px 0 28px}/* 1200px canvas: (1160px split 5:4) + 40px gap = 1200px. */
.experiments{padding:0;list-style:none;margin:0}.experiments li{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-bottom:1px solid #242424}.experiments strong{font-weight:500}.experiments li span{font-size:12px;color:var(--faint)}.experiments li>span{white-space:nowrap}.experiments div span{display:block}.flow{display:flex;flex-direction:column;align-items:center;margin-top:16px}.flow div{width:100%;text-align:center;background:#0b0b0b;padding:9px 12px}.flow>span{color:var(--faint);line-height:1.3;font-size:14px}details{border-top:1px solid var(--line);padding:18px 0;max-width:100%}summary{cursor:pointer;font-weight:500}details p{max-width:95ch;font-size:13px;margin:14px 0}footer{display:flex;justify-content:space-between;gap:20px;padding-top:24px;border-top:1px solid var(--line);font-size:12px;color:var(--faint)}#error{padding:12px 0;color:#ffaaa8}.empty{text-align:left;color:var(--muted);padding:24px 0}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:800px){.lower-grid{grid-template-columns:1fr;gap:24px}.scope{align-items:flex-start;flex-direction:column;gap:8px}.scope p{margin:0}.title-row{flex-wrap:wrap}.title-row button{min-height:44px}.table-wrap{margin-top:12px}table{min-width:650px}main{padding:24px 20px}header{padding:18px 20px}select{min-height:44px}h1{font-size:24px}footer{flex-wrap:wrap}.lower-grid{margin-top:28px}.experiments li{gap:10px}summary{min-height:44px}}
@media(prefers-reduced-motion:no-preference){button{transition:border-color .15s}}