:root{font-family:Inter,Segoe UI,Arial,sans-serif;color:#1e293b;background:#f5f7fa;font-size:14px;--line:#d9e0e8;--muted:#526174}*{box-sizing:border-box}body{margin:0}header{display:flex;gap:20px;justify-content:space-between;align-items:center;padding:18px 24px;background:white;border-bottom:1px solid var(--line)}h1{font-size:23px;letter-spacing:-.6px;margin:5px 0 8px}h2{font-size:18px}h3{font-size:15px;margin:18px 0 8px}p{line-height:1.5;margin:8px 0}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.7px;color:#526174;margin:0}.badge{display:inline-block;background:#fff2d0;padding:3px 8px;font-size:11px;border-radius:4px;margin-left:8px}nav{display:flex;gap:8px;flex-wrap:wrap}button,a,select,input{font:inherit}button,nav a{border:1px solid #bac7d4;border-radius:5px;padding:9px 11px;background:white;color:#1e3a53;cursor:pointer;text-decoration:none;font-weight:600}button:hover,nav a:hover{background:#eaf2f8}button:disabled{opacity:.5;cursor:default}#about{background:#153c58;color:white;border-color:#153c58}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #0b8dab;outline-offset:2px}main{display:grid;grid-template-columns:295px minmax(300px,1fr) 345px;height:calc(100dvh - 133px);min-height:540px}aside{padding:18px;overflow-y:auto;background:#fff}#controls{border-right:1px solid var(--line)}#details-panel{border-left:1px solid var(--line)}label{display:block;font-size:12px;font-weight:700;margin:15px 0 7px}select,input{border:1px solid #b7c4d0;background:#fff;color:#162d41;border-radius:4px;padding:9px;max-width:100%}select{width:100%}input{min-width:0;width:100%}.search-row{display:flex;gap:6px}.button-row{display:flex;gap:6px;margin:15px 0}.button-row button{font-size:12px;padding:8px}.small{font-size:11px;color:var(--muted);line-height:1.5}#legend{border-top:1px solid var(--line);margin-top:15px;padding-top:2px}#legend h3{margin:12px 0 8px}.swatch-row{display:flex;gap:7px;align-items:flex-start;font-size:11px;line-height:1.35;margin:6px 0}.swatch{display:inline-block;width:21px;min-width:21px;height:12px;border:1px solid #0002;margin-top:2px}.ramp{height:15px;margin:9px 0 4px;border-radius:3px}.ramp-labels{display:flex;justify-content:space-between;font-size:12px;font-variant-numeric:tabular-nums}.notice{border-left:3px solid #cc8b28;background:#fff8e7;padding:9px 11px;font-size:12px;margin:15px 0}.notice p{margin:3px 0}.warning{background:#fff0d4;border-left:3px solid #c77812;padding:10px;font-size:12px}#map-wrap{position:relative;min-width:0}#map{position:absolute;inset:0}#map-note,#nearby,#load-status{position:absolute;background:#fffffff0;box-shadow:0 2px 8px #10283b17;border:1px solid #d2dde5;padding:9px 12px;font-size:12px;border-radius:4px;pointer-events:none}#map-note{top:12px;left:12px;right:55px}#nearby{bottom:38px;left:12px;right:12px;max-width:510px}#load-status{top:64px;left:12px;max-width:90%}#load-status:empty{display:none}.detail-heading{display:flex;align-items:center;justify-content:space-between;gap:8px}.detail-heading button{font-size:11px;padding:6px}#details{font-size:13px;line-height:1.5;overflow-wrap:anywhere}dl{display:grid;grid-template-columns:1fr 1.1fr;gap:8px 10px;font-size:12px}dt{color:var(--muted)}dd{margin:0;font-weight:550}.result{background:#f0f6fa;border:1px solid #d7e4ed;padding:12px;margin:12px 0}.result .value{font-size:26px;font-weight:700;color:#163b57}.result p{margin:4px 0}details{border-top:1px solid var(--line);padding:11px 0}summary{cursor:pointer;font-weight:650}#search-results button{display:block;width:100%;text-align:left;margin-top:6px;font-size:12px}dialog{border:0;border-radius:10px;width:min(830px,94vw);max-height:89dvh;padding:0;box-shadow:0 24px 90px #10283b50}dialog::backdrop{background:#12263880}.dialog-head{position:sticky;top:0;background:#fff;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:14px 24px;z-index:2}.dialog-head h2{margin:0}article{padding:8px 28px 28px;line-height:1.65}article h3{font-size:18px;margin-top:25px}article .chain{background:#edf4f8;padding:16px;color:#143b57;font-weight:650}table{border-collapse:collapse;width:100%;font-size:13px}td,th{text-align:left;border-bottom:1px solid var(--line);padding:8px}th{background:#f1f5f9}article a{color:#075b89}code{font-size:11px;background:#eef2f5;padding:2px 3px;overflow-wrap:anywhere}#readme .small{font-size:12px}#export-selection{margin:12px 0}
#assumption-summary{position:static;margin:0}#load-status{top:12px;left:12px;max-width:calc(100% - 70px);font-size:11px;padding:6px 9px;z-index:2}
@media(max-width:1200px){header{padding:14px 16px;gap:12px}h1{font-size:20px}main{grid-template-columns:260px minmax(280px,1fr) 280px;height:calc(100dvh - 139px)}aside{padding:13px}nav{max-width:245px}nav a,nav button{font-size:12px}}
@media(max-width:850px){header{flex-direction:column;align-items:flex-start}nav{max-width:none}main{display:grid;grid-template-columns:1fr;height:auto;min-height:0}#controls{overflow:visible;border:0}#map-wrap{height:60dvh;min-height:380px;grid-row:2}#details-panel{max-height:none;border-top:1px solid var(--line)}#legend .swatch-row{display:inline-flex;margin-right:13px}#controls .small{max-width:650px}#controls select{max-width:100%}article{padding:5px 18px 22px}.dialog-head{padding:12px 18px}h1{font-size:20px}.badge{margin-left:0}header p{margin-bottom:0}}
/* Compact local UI repair: dataset explanations live in overview, not on map. */
#worked-example{scroll-margin-top:85px}#readme-title{font-size:18px}
.speed-stepper.inactive{background:#edf0f3;color:#89929d;opacity:.7}.speed-stepper.inactive input,.speed-stepper.inactive button{background:transparent;color:#89929d;cursor:not-allowed}.worked-figure{margin:16px 0}.worked-figure img{display:block;width:100%;height:auto;max-width:100%}.worked-figure figcaption{font-size:12px;color:var(--muted);margin-top:8px}#target-control{border-top:1px solid var(--line);margin-top:12px}#primary-result .value{overflow-wrap:normal}#primary-result .value:has(+dl){font-size:21px}
[hidden]{display:none!important}header{display:block;padding:12px 20px}.title-row{display:flex;align-items:center;gap:16px;margin-bottom:8px}h1{font-size:20px;margin:0}nav{flex-wrap:nowrap;max-width:none;overflow-x:auto;white-space:nowrap;padding:2px 0 4px}nav button,nav a{flex:none;font-size:12px;padding:7px 10px}main{height:calc(100dvh - 101px);grid-template-columns:280px minmax(280px,1fr) 330px}aside{padding:14px}.speed-stepper{display:flex;align-items:center;border:1px solid #b7c4d0;border-radius:5px;gap:5px}.speed-stepper input{border:0;text-align:center;font-size:22px;font-weight:650;padding:5px 0;appearance:textfield;width:90px;flex:1}.speed-stepper input::-webkit-inner-spin-button{appearance:none}.speed-stepper button{border:0;font-size:23px;padding:3px 12px}.speed-stepper span{font-size:12px;color:var(--muted)}#speed-conflict{padding:7px}#nearby,#map-note{position:static;background:none;box-shadow:none;border:0;padding:0;font-size:11px;pointer-events:auto}#wheel-endpoints{margin:5px 0}.result .value{font-size:24px}
@media(max-width:1200px){main{grid-template-columns:245px minmax(230px,1fr) 280px}nav{max-width:none}.title-row{gap:8px}.badge{font-size:10px}}
@media(max-width:850px){header{padding:12px;max-width:100vw}.title-row{display:block}.title-row .badge{margin-top:6px}main{display:grid;grid-template-columns:minmax(0,1fr);height:auto}nav{width:100%;max-width:100%}#map-wrap{height:60dvh;min-height:380px}#controls,#details-panel{min-width:0}.speed-stepper{max-width:320px}}
/* Scoped final refinements: no changes to the map's data colour scale. */
.input-error{font-size:12px;color:#a12f28;margin:5px 0}.input-error:empty{display:none}
input[aria-invalid="true"]{border-color:#a12f28}
#iso-target-legend{position:absolute;z-index:2;bottom:36px;left:12px;width:274px;max-width:calc(100% - 24px);padding:10px 12px;background:rgba(255,255,255,.96);border:1px solid #cbd5dd;border-radius:5px;color:#243745;box-shadow:0 1px 4px #0001;pointer-events:auto}
#iso-target-legend[hidden]{display:none}#iso-target-legend h3{font-size:12px;margin:0 0 7px}.iso-reference-row{display:flex;justify-content:space-between;gap:8px;font-size:11px;line-height:1.65}#iso-target-legend p{font-size:10.5px;line-height:1.35;margin:7px 0 0}
.assumption-list{padding-left:21px}.assumption-list li{margin:0 0 8px}
.response-figure{margin:20px 0}.response-figure img,.worked-figure img{display:block;width:100%;height:auto;object-fit:contain}
.response-figure figcaption,.worked-figure figcaption{font-size:12px;line-height:1.5;margin-top:7px;color:#50616e}
.table-scroll{overflow-x:auto}.table-scroll table{min-width:510px}
@media(max-width:600px){#iso-target-legend{width:252px;padding:8px 10px}.assumption-list li{line-height:1.5}}