:root{color-scheme:light;--ink:#233f50;--muted:#58707b;--line:#dce5e8;--teal:#087f8c;--coral:#cf5635;--route:#72588f;--paper:#fafaf7}
*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Arial,Helvetica,sans-serif;background:var(--paper);color:var(--ink)}button,a,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,#map:focus-visible{outline:3px solid var(--coral);outline-offset:3px}.skip-link{position:fixed;left:16px;top:-80px;padding:12px;background:white;z-index:2000;color:var(--ink)}.skip-link:focus{top:12px}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;padding:16px 28px;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:14px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:1.6px;color:var(--muted);margin:0 0 7px}h1{font-size:24px;line-height:1.2;letter-spacing:-.5px;margin:0}.measurement{text-align:right;font-size:12px;line-height:1.5;margin:0}.measurement span{display:block;font-size:10px;color:var(--muted)}.workspace{display:grid;grid-template-columns:326px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);height:calc(100svh - 88px);min-height:640px}.choices{grid-column:1;grid-row:1;display:grid;gap:10px;padding:18px 20px 0;border-right:1px solid var(--line)}.choice{width:100%;display:flex;gap:11px;align-items:center;text-align:left;background:white;border:1px solid var(--line);border-radius:8px;padding:12px;color:var(--ink);line-height:1.5;min-height:65px}.choice strong{display:block;font-size:13px}.choice small{display:block;font-size:11px;color:var(--muted)}.choice .number{font-size:13px;color:var(--muted);font-weight:700}.choice[aria-pressed=true]{background:#e9f5f4;border-color:var(--teal);box-shadow:inset 3px 0 var(--teal)}.choice[aria-pressed=true] .number{color:var(--teal)}.choice[data-mode="1"][aria-pressed=true]{background:#fff0e9;border-color:var(--coral);box-shadow:inset 3px 0 var(--coral)}.choice[data-mode="1"][aria-pressed=true] .number{color:var(--coral)}.details{grid-column:1;grid-row:2;display:flex;flex-direction:column;gap:18px;padding:20px;border-right:1px solid var(--line);overflow-y:auto;min-height:0;scrollbar-gutter:stable}.description h2{font-size:18px;line-height:1.35;margin:0 0 7px}.description p{font-size:12px;line-height:1.6;color:var(--muted);margin:0}.legend{border-top:1px solid var(--line);padding-top:16px;display:grid;gap:10px;font-size:11px}.legend>div{display:flex;align-items:center;gap:10px}.zone-swatch{height:13px;width:26px;background:#087f8c35;border:2px solid var(--teal);border-radius:2px;flex:none}.boundary-swatch{width:26px;border-top:2px solid var(--ink);flex:none}.point-swatch{height:10px;width:10px;border-radius:100%;background:var(--coral);margin:0 8px;flex:none}.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.action{display:flex;align-items:center;justify-content:center;min-height:43px;border:1px solid #c7d4da;border-radius:7px;background:white;padding:10px 7px;color:var(--ink);font-size:11px;text-decoration:none;text-align:center}.action:hover{background:#edf3f4}.action:disabled{opacity:.6;cursor:wait}.online-option{font-size:11px;display:flex;gap:8px;align-items:center;cursor:pointer;min-height:25px}.online-option input{width:16px;height:16px;accent-color:var(--teal);margin:0}.hint{font-size:10px;line-height:1.55;color:var(--muted);margin:0}.sources{border-top:1px solid var(--line);padding-top:16px;font-size:11px;line-height:1.65;color:var(--muted)}.sources summary{cursor:pointer;font-weight:700;color:var(--ink);min-height:24px}.sources a{color:var(--teal)}.sources p{margin:12px 0}.footer-note{font-size:10px;line-height:1.5;margin:auto 0 0;color:var(--muted)}.map-area{grid-column:2;grid-row:1/3;position:relative;min-width:0;min-height:0}#map{width:100%;height:100%;background:#eef1ed}.map-caption{position:absolute;top:16px;left:58px;z-index:500;background:#fffffff0;padding:10px 13px;border-radius:5px;box-shadow:0 2px 12px #233f5014;font-size:11px;max-width:calc(100% - 76px);pointer-events:none}.map-status{position:absolute;left:16px;bottom:34px;z-index:500;background:#fffffff2;color:var(--muted);border:1px solid var(--line);padding:9px 12px;border-radius:6px;font-size:11px;line-height:1.4;max-width:calc(100% - 32px);box-shadow:0 2px 10px #233f5010}.map-status:empty{display:none}.leaflet-tooltip.address{border:1px solid #dbe2e5;border-radius:5px;padding:7px 9px;font-weight:700;color:var(--ink);font-size:11px}.leaflet-control-attribution{font-size:9px;max-width:100%}.leaflet-control-scale-line{font-size:10px}.radius-label{background:white;color:var(--coral);font-size:12px;font-weight:700;text-align:center;padding:4px;border-radius:4px}.no-script{position:absolute;inset:20px;z-index:600;background:white;padding:24px;line-height:1.6}.no-script a{color:var(--teal)}
.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.section-heading h2,.route-search h2{font-size:14px;margin:0}.section-heading output{font-size:18px;font-weight:700;color:var(--teal);white-space:nowrap}.radius-control{display:grid;gap:9px;padding:14px;background:white;border:1px solid var(--line);border-radius:8px}.radius-control input[type="range"]{width:100%;height:24px;margin:0;accent-color:var(--teal);cursor:pointer}.radius-scale{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);margin-top:-6px}.route-search{border-top:1px solid var(--line);padding-top:16px;display:grid;gap:9px}.route-origin{font-size:10px;color:var(--muted);margin:0}.route-origin strong{color:var(--ink)}.route-search form{display:grid;gap:7px}.route-search label{font-size:11px;font-weight:700}.search-row{display:grid;grid-template-columns:minmax(0,1fr) auto}.search-row input{min-width:0;width:100%;height:42px;border:1px solid #b9cbd1;border-right:0;border-radius:6px 0 0 6px;padding:0 10px;color:var(--ink);background:white}.search-row button{height:42px;border:1px solid var(--teal);border-radius:0 6px 6px 0;background:var(--teal);color:white;padding:0 12px;font-size:11px;font-weight:700}.search-row button:disabled{opacity:.6;cursor:wait}.search-status{font-size:11px;line-height:1.45;color:var(--muted)}.search-status:empty{display:none}.address-results{display:grid;gap:6px;padding:0;margin:0;list-style:none}.address-results button{width:100%;min-height:42px;border:1px solid var(--line);border-radius:6px;background:white;color:var(--ink);padding:9px;text-align:left;font-size:10px;line-height:1.4}.address-results button:hover{border-color:var(--teal);background:#f3f9f8}.route-summary{border:1px solid #d9cfe5;border-left:3px solid var(--route);background:#f7f3fa;padding:12px;border-radius:6px}.route-destination{font-size:10px;line-height:1.45;margin:0 0 10px}.route-summary dl{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:0}.route-summary dl div{min-width:0}.route-summary dt{font-size:9px;color:var(--muted);line-height:1.3}.route-summary dd{font-size:15px;font-weight:700;margin:3px 0 0;color:var(--route)}.route-actions{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:12px}.route-actions a,.route-actions button{font-size:10px;color:var(--route);font-weight:700}.route-actions button{border:0;background:none;padding:5px;text-decoration:underline}.route-line-key{color:var(--route)}
@media(max-width:760px){.topbar{height:auto;min-height:80px;padding:16px}.brand{gap:10px}.brand svg{width:32px;height:32px}.eyebrow{font-size:9px;margin-bottom:5px}h1{font-size:21px}.measurement{display:none}.workspace{height:auto;min-height:0;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto auto}.choices{grid-column:1;grid-row:1;grid-template-columns:1fr 1fr;gap:8px;padding:12px;border:0}.choice{padding:10px;gap:7px;min-height:69px}.choice strong{font-size:12px}.choice small{font-size:10px}.choice .number{font-size:11px}.map-area{grid-column:1;grid-row:2;height:62svh;min-height:390px;max-height:660px;border-block:1px solid var(--line)}.details{grid-column:1;grid-row:3;padding:20px;overflow:visible;border:0;gap:17px}.description h2{font-size:17px}.description p{font-size:12px}.legend{display:flex;flex-wrap:wrap;gap:14px;padding-top:14px}.actions{grid-template-columns:repeat(4,minmax(0,1fr))}.action{font-size:11px;min-height:46px}.hint{font-size:11px}.sources{font-size:12px}.online-option{font-size:12px}.map-caption{top:12px;font-size:10px;padding:9px 10px}.footer-note{margin-top:0}.map-status{font-size:10px}.leaflet-control-attribution{font-size:8px}.route-search{padding-top:18px}.route-search label,.search-status{font-size:12px}.address-results button{font-size:11px;min-height:48px}.route-origin{font-size:11px}.radius-control{padding:16px}.section-heading h2,.route-search h2{font-size:16px}}
@media(max-width:390px){.actions{grid-template-columns:1fr 1fr}.choice .number{display:none}.choice strong{font-size:11px}.choice small{font-size:10px}h1{font-size:19px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
@media print{@page{size:A4 landscape;margin:8mm}.skip-link,.choices,.details .route-search,.details .actions,.online-option,.details>.hint,.sources,.footer-note{display:none!important}.topbar{height:60px;padding:6px 0}.workspace{height:calc(100vh - 60px);display:grid;grid-template-columns:220px 1fr;grid-template-rows:1fr}.details{display:flex!important;grid-column:1;grid-row:1;padding:12px;border-right:1px solid var(--line);overflow:hidden}.map-area{grid-column:2;grid-row:1}.map-caption{top:10px}.leaflet-control-attribution{font-size:7px}}