:root{color-scheme:dark;--bg:#171b20;--panel:#20262c;--ink:#ece9df;--muted:#acb4bd;--line:#39434e;--mint:#9fcabc;--red:#cf9389;--gold:#e5c894}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 "Segoe UI",Arial,sans-serif}a{color:inherit;text-underline-offset:4px}header,main{width:min(1120px,calc(100% - 64px));margin:auto}header{height:84px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font:700 25px/1 Georgia,serif;text-decoration:none;letter-spacing:-1px}.brand span{display:block;margin-top:7px;font:11px/1 "Segoe UI",sans-serif;letter-spacing:1px;color:var(--muted)}nav{display:flex;gap:24px;font-size:13px;color:var(--muted)}main{padding:42px 0}.hero{margin-bottom:30px}.hero h1{font:400 clamp(36px,5vw,58px)/1.06 Georgia,serif;letter-spacing:-1.8px;margin:0 0 13px}.hero p{margin:5px 0;color:var(--muted)}#scope{font:12px/1.5 Consolas,monospace;margin-top:14px}.workbench{display:grid;grid-template-columns:260px minmax(0,1fr);border:1px solid var(--line);background:var(--panel)}.controls{padding:25px 22px;border-right:1px solid var(--line)}h2{margin:0;font-size:17px;font-weight:600}.controls label{display:block;margin:24px 0;color:var(--muted);font-size:13px}.controls strong{display:block;font:18px/1.5 Consolas,monospace;color:var(--gold)}button,input,select{font:inherit;color:inherit}button,select{min-height:44px;border:1px solid var(--line);background:var(--bg);padding:8px 11px;border-radius:5px}button{cursor:pointer}button:disabled,select:disabled{opacity:.55;cursor:default}select{width:100%;margin-top:8px}input[type=range]{width:100%;accent-color:var(--gold);margin:14px 0 0;min-height:30px}#context,.method{font-size:12px;line-height:1.65;color:var(--muted)}#context{border-left:2px solid var(--gold);padding-left:12px}.method{margin-top:22px}.analysis{padding:24px 28px;min-width:0}.answer{margin:0 0 18px;font-size:13px;color:var(--muted)}.result{display:grid;grid-template-columns:1.2fr 1fr 1.1fr;gap:16px;border-bottom:1px solid var(--line);padding-bottom:24px;margin-bottom:23px}.result strong{display:block;font:26px/1.15 Consolas,monospace;letter-spacing:-1px;font-variant-numeric:tabular-nums}.result .primary strong{font-size:44px;color:var(--mint)}.result div{align-self:end}.result span{display:block;margin-top:8px;font-size:12px;color:var(--muted)}.chart-note{font-size:12px;color:var(--muted);margin:7px 0 14px}.chart-axis,.bin{display:grid;grid-template-columns:100px minmax(0,1fr) 85px;gap:12px;align-items:center}.chart-axis{color:var(--muted);font:11px/1.5 Consolas,monospace;margin:16px 0 6px}.chart-axis div{display:flex;justify-content:space-between}.bin{min-height:34px;border-bottom:1px solid #ffffff09;font:12px/1.2 Consolas,monospace}.bin>span:first-child{color:var(--muted)}.bin svg{width:100%;height:26px;overflow:visible}.bin .bin-value{text-align:right;color:var(--ink);font-size:12px}.bin small{display:block;font-size:10px;color:var(--muted);margin-top:3px}.bin.selected>span:first-child{color:var(--mint)}details{margin-top:28px;border-block:1px solid var(--line);padding-bottom:17px}summary{padding:17px 0;cursor:pointer;font-size:15px}.cohort-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:17px}.cohort-head p,#match-detail{font-size:12px;color:var(--muted)}#dots{display:grid;grid-template-columns:repeat(25,minmax(0,1fr));gap:6px}#dots button{min-height:26px;aspect-ratio:1;min-width:0;padding:0;border:0;background:var(--red);border-radius:3px}#dots button.win{background:var(--mint)}footer{font-size:12px;max-width:780px;color:var(--muted);margin-top:23px}:focus-visible{outline:2px solid var(--gold);outline-offset:4px}@media(max-width:750px){header,main{width:calc(100% - 32px)}header{height:75px}nav{gap:15px;font-size:11px}.brand{font-size:22px}.brand span{font-size:10px}main{padding:27px 0}.hero{margin-bottom:22px}.hero h1{font-size:39px}.hero p{font-size:14px}.workbench{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid var(--line);padding:20px;display:grid;grid-template-columns:1fr 1fr;gap:0 18px}.controls h2,.controls label:first-of-type,#context,.method{grid-column:1/-1}.controls label{margin:14px 0}.controls h2{font-size:15px}.controls strong{font-size:16px}.method{margin:0}.analysis{padding:20px 16px}.result{gap:10px}.result strong{font-size:21px}.result .primary strong{font-size:33px}.result span{font-size:10px;line-height:1.4}.chart-axis,.bin{grid-template-columns:74px minmax(0,1fr) 66px;gap:8px}.bin{font-size:10px;min-height:37px}.bin .bin-value{font-size:11px}#dots{grid-template-columns:repeat(10,minmax(0,1fr))}.cohort-head{align-items:start;flex-direction:column}.cohort-head p{margin:0}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.coverage{color:var(--muted);font-size:12px;margin:-7px 0 23px;line-height:1.6}.bin svg{display:block;min-width:0}.bin .bin-value small{font-size:11px}.chart-axis{font-size:12px}#dots button{min-height:32px}
@media(max-width:750px){.result{grid-template-columns:1fr 1fr}.result .primary{grid-row:span 2}.result strong{font-size:21px}.result .primary strong{font-size:39px}.result span{font-size:12px}.coverage{margin:0 0 20px}.chart-axis{font-size:11px}.bin{min-height:40px}.bin .bin-value small{font-size:10px}}

.sparse-bins{margin-top:10px;padding-bottom:8px;border-block:1px solid var(--line)}.sparse-bins summary{font-size:12px;color:var(--muted);padding:13px 0;min-height:44px}.sparse-bins .chart-note{margin-bottom:10px}.hero h1{font-size:clamp(35px,4.5vw,54px)}

.result .primary strong.empty{font-size:24px;letter-spacing:0;line-height:1.3}
.answer:empty{display:none}