:root{--paper:#f7f8f5;--ink:#15232c;--muted:#4d5a5d;--olive:#53612b;--wash:#eef0e5;--line:#cbd0c7;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}a{color:inherit;text-underline-offset:4px}a:hover{color:var(--olive)}button,input,select{font:inherit}button,select{cursor:pointer}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #6450ab;outline-offset:4px}button{border:1px solid #97a18e;border-radius:3px;color:var(--ink);background:transparent;padding:12px 17px;min-height:46px;font-size:14px;font-weight:650}button:hover{background:var(--wash)}button:disabled{opacity:.55;cursor:not-allowed}.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.primary:hover{background:#304349}.wrap{max-width:1320px;width:calc(100% - 96px);margin:auto}.header{display:flex;align-items:center;min-height:100px;border-bottom:1px solid var(--line);gap:24px}.brand{font-weight:800;font-size:34px;letter-spacing:-2px;text-decoration:none}.brand span{color:var(--olive)}.lab-label{font-weight:650;letter-spacing:1.8px;font-size:11px;border-left:1px solid var(--line);padding-left:24px;line-height:1.4}.header nav{margin-left:auto;display:flex;gap:30px;font-size:14px}.header nav a{text-decoration:none}.hero{position:relative;padding:50px 300px 32px 0}.eyebrow{color:var(--olive);font-size:12px;font-weight:750;letter-spacing:1.6px;margin:0 0 18px}h1{font-size:clamp(38px,4.2vw,59px);letter-spacing:-2.3px;line-height:1.07;margin:0 0 24px;max-width:820px}h1 span{color:#46534f}.lead{font-size:20px;line-height:1.4;margin:0 0 12px}.hero-note{max-width:720px;color:var(--muted);font-size:14px}.scope-chip{position:absolute;right:0;top:74px;width:232px;border-left:1px solid var(--line);padding-left:30px;display:grid;grid-template-columns:auto 1fr;gap:16px 15px;align-items:center}.scope-chip strong{font-size:32px;font-weight:600;color:var(--olive);line-height:1}.scope-chip span{font-size:13px;line-height:1.5}.scope-chip small{grid-column:1/-1;font-size:12px}.action-nav{border-block:1px solid var(--line);display:flex;gap:30px;flex-wrap:wrap;padding:20px 0}.action-nav a{font-size:14px;font-weight:650;text-decoration:none}.action-nav span{margin-right:7px;color:var(--olive);font-size:12px}.section{padding:38px 0 42px;border-bottom:1px solid var(--line);scroll-margin-top:20px}h2{font-size:clamp(26px,3vw,38px);letter-spacing:-1.1px;line-height:1.2;margin:0 0 20px}h3{font-size:19px;line-height:1.4;margin:0 0 16px;letter-spacing:-.3px}h4{font-size:16px}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:22px}.section-heading h2{margin-bottom:0}.section-heading>p{font-size:13px;color:var(--muted);margin:0}.section-heading .eyebrow{margin-bottom:10px}fieldset{border:0;padding:0;margin:0;min-width:0}.selector-grid{display:grid;grid-template-columns:1fr 1fr auto;gap:20px;align-items:end;background:var(--wash);padding:22px}.picker{min-width:0}label{font-size:14px;font-weight:650;display:block;margin-bottom:7px}input,select{width:100%;min-height:44px;background:#fff;color:var(--ink);border:1px solid #98a38e;border-radius:2px;padding:9px 10px;font-size:14px;max-width:100%}input{cursor:text}.small-label{font-size:12px;margin-top:12px;font-weight:500}.small,.muted{font-size:13px;line-height:1.6;color:var(--muted)}#load-note{font-size:12px;margin:12px 0 -14px}.comparison{display:grid;grid-template-columns:1fr}.comparison.has-simulation{grid-template-columns:1fr 1fr;gap:20px}.metric-card{border-top:2px solid var(--olive);background:#fff;padding:24px 26px;min-width:0}.metric-card h3{font-size:15px}.metrics{display:flex;gap:42px}.metrics>div{display:flex;align-items:baseline;gap:12px;min-width:0}.metrics strong{font-size:49px;line-height:1.2;font-weight:550;letter-spacing:-2px;overflow-wrap:anywhere}.metrics span{font-size:13px}.metric-card p{margin-bottom:0;font-size:15px;max-width:900px}.notice{background:var(--wash);border-left:3px solid var(--olive);padding:16px 20px;font-size:14px}.warning{color:#85341c;font-size:14px}.path-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:30px 0 0}.path-toolbar h3{margin:0}.path-toolbar label{display:inline;font-size:13px}.path-toolbar select{width:auto;font-size:13px;margin-left:5px}.path{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:26px;padding:0;list-style:none;margin:20px 0}.path li{position:relative;background:#fff;border:1px solid var(--line);padding:18px 16px;min-width:0;display:flex;flex-direction:column;gap:10px}.path li:not(:last-child):after{content:'→';position:absolute;right:-23px;top:44%;font-size:21px;color:var(--olive)}.path .step{color:var(--olive);font-size:11px;font-weight:750;letter-spacing:1px}.path strong{font-size:16px;line-height:1.4}.path small{font-size:12px;color:var(--muted)}.path .url{font-size:11px}.path a{font-size:12px;margin-top:auto;padding-top:8px}.url{overflow-wrap:anywhere;word-break:break-word}.tag{border:1px solid #a8b38d;display:inline-block;padding:6px 10px;color:var(--olive);font-size:11px;font-weight:750;letter-spacing:.8px}.simulation>p{max-width:1000px}.guided{display:flex;align-items:center;gap:15px;border-block:1px solid var(--line);padding:23px 0;margin:25px 0}.guided>div{margin-right:auto}.guided h3{margin:0}.guided p{font-size:13px;margin:8px 0 0}.operation-buttons{display:flex;flex-direction:column;gap:8px}.operation-buttons label{margin:0}.operations{padding:0;list-style:none;margin:24px 0}.operations li{padding:16px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:20px;font-size:14px}.operations li>div{flex:1;min-width:0}.operations .url{display:block;font-size:13px;margin-top:8px}.button-row{display:flex;flex-wrap:wrap;gap:12px}details{border-top:1px solid var(--line);padding:17px 0}summary{cursor:pointer;font-size:16px;font-weight:600;padding:5px 0;overflow-wrap:anywhere}summary>span{font-size:13px;color:var(--olive);margin-right:10px}.evidence-body{padding:16px 22px;background:#fff;margin-top:15px}.evidence-body p{font-size:14px}dl{display:grid;grid-template-columns:130px minmax(0,1fr);gap:10px;font-size:14px}dt{font-weight:650}dd{margin:0}pre{padding:16px;background:var(--wash);white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px}code{font-size:12px}.node-meta{border-left:2px solid var(--line);padding:0 18px;margin:22px 0}.node-meta h4{margin:0}.node-meta p{font-size:13px}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;margin:30px 0}.method-grid p{font-size:15px}.reference{padding:20px 0}.reference p,.reference li{font-size:14px}#share-output{margin-top:20px}#share-output a{display:inline-block;margin-top:15px}.footer{display:grid;grid-template-columns:1fr 1fr;gap:30px;padding:40px 0}.footer p{font-size:13px}.footer nav{display:flex;flex-direction:column;align-items:start;gap:12px;font-size:14px}.footer .legal{grid-column:1/-1}.sr-only,.skip: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:focus{position:fixed;left:20px;top:15px;background:#fff;padding:10px;z-index:10}[hidden]{display:none!important}
@media(max-width:1050px){.wrap{width:calc(100% - 56px)}.hero{padding-right:230px}.scope-chip{width:200px;padding-left:20px}.selector-grid{grid-template-columns:1fr 1fr}.selector-grid>button,.operation-buttons{grid-column:1/-1}.operation-buttons{display:grid;grid-template-columns:auto 1fr 1fr;align-items:center}.comparison.has-simulation .metrics{gap:20px;flex-wrap:wrap}.path-toolbar{align-items:start;flex-direction:column}.guided{flex-wrap:wrap}.guided>div{flex-basis:100%}}
@media(max-width:650px){.wrap{width:calc(100% - 36px)}.header{min-height:80px;gap:16px}.brand{font-size:29px}.lab-label{display:none}.header nav{gap:18px;font-size:12px}.hero{padding:35px 0 25px}h1{font-size:38px;letter-spacing:-1.5px}.lead{font-size:18px}.hero-note{font-size:13px}.scope-chip{position:static;width:auto;border-left:0;border-top:1px solid var(--line);padding:20px 0 0;grid-template-columns:auto 1fr auto 1fr;gap:12px;margin-top:22px}.scope-chip strong{font-size:26px}.scope-chip span{font-size:11px}.scope-chip small{grid-column:1/-1}.action-nav{gap:13px;padding:16px 0;flex-direction:column}.action-nav a{font-size:13px}.section{padding:30px 0}.section-heading{align-items:start;flex-direction:column;gap:15px}.section-heading h2{font-size:28px}.selector-grid{grid-template-columns:1fr;padding:16px;gap:18px}.selector-grid>button,.operation-buttons{grid-column:auto}.operation-buttons{display:flex}.comparison.has-simulation{grid-template-columns:1fr}.metric-card{padding:20px}.metrics{gap:25px}.metrics>div{flex-direction:column;gap:3px}.metrics strong{font-size:45px}.path{grid-template-columns:1fr;gap:30px}.path li{padding:18px}.path li:not(:last-child):after{content:'↓';right:50%;top:auto;bottom:-31px}.path .url{font-size:12px}.path .step{font-size:12px}.path strong{font-size:17px}.path-toolbar select{min-height:44px}.guided button{width:100%}.guided{align-items:stretch}.operations li{align-items:start;flex-direction:column}.evidence-body{padding:14px}.method-grid{grid-template-columns:1fr;gap:20px}dl{grid-template-columns:1fr;gap:5px}dd{margin-bottom:12px}.footer{grid-template-columns:1fr}.footer .legal{grid-column:1}summary{font-size:15px}}
@media print{button,form,fieldset,.header nav,.action-nav,#share,.skip{display:none!important}.wrap{width:100%}.hero{padding:15px 0}.scope-chip{position:static;width:auto}.section{break-inside:avoid}.path{display:block}.path li{margin-bottom:10px}.path li:after{display:none}body{background:#fff}details{display:block}}
/* The first screen leads with the calculated reference, not corpus totals. */
.scope-chip{display:block;width:280px;padding-left:25px;top:61px}.scope-chip>small{display:block;font-size:11px;letter-spacing:.5px}.quick-metrics{display:grid;grid-template-columns:auto 1fr;gap:8px 13px;align-items:center;margin:18px 0}.quick-metrics strong{font-size:35px}.quick-metrics span{font-size:13px}.scope-chip p{font-size:12px;line-height:1.6}.scope-chip>a{font-size:12px}.hero{padding-right:330px}
@media(max-width:1050px) and (min-width:651px){.scope-chip{width:230px;padding-left:20px}.hero{padding-right:265px}h1{font-size:42px}}
@media(max-width:650px){.hero{padding-right:0}.scope-chip{width:auto;padding:18px 0 0;display:block}.quick-metrics{grid-template-columns:auto 1fr auto 1fr;margin:15px 0}.scope-chip p{font-size:12px}.scope-chip small{font-size:11px}}

textarea{font:13px/1.5 monospace;width:100%;padding:14px;border:1px solid #98a38e;background:white;color:var(--ink);resize:vertical}textarea:focus-visible{outline:3px solid #6450ab;outline-offset:4px}#export-output{margin-top:24px}#export-download{display:inline-block;margin-top:12px}