:root{color-scheme:light;--ink:#122d37;--muted:#566c73;--line:#d6e1df;--green:#087b67;--bg:#f1f5f2;--gold:#b77529}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 system-ui,sans-serif}header{padding:22px 5%;display:flex;align-items:center;gap:24px;background:#123e43;color:#fff}header span{font-size:12px;letter-spacing:2px;flex:1}.brand{font-weight:800;color:white;text-decoration:none;letter-spacing:1px}.pill{border:1px solid #80b3a5;border-radius:30px;padding:5px 14px;font-size:12px}main{max-width:1280px;margin:auto;padding:0 30px 40px}.hero{padding:55px 0 25px;max-width:850px}.eyebrow{color:var(--green);font-size:12px;font-weight:800;letter-spacing:3px}h1{font-size:clamp(34px,4vw,58px);line-height:1.08;letter-spacing:-2px;margin:14px 0 22px}h2{color:var(--green);font-size:20px;margin:0 0 20px}h2 span{color:var(--ink);padding-left:16px}h3{font-size:21px}.notice{padding:16px 20px;background:#fff7e8;border-left:4px solid var(--gold);border-radius:5px;font-size:14px}.panel{background:white;border:1px solid var(--line);border-radius:14px;padding:28px;margin:20px 0;box-shadow:0 4px 18px #123e4305}.panel>p,details>p{color:var(--muted);max-width:950px}.row{display:flex;gap:20px;align-items:end;flex-wrap:wrap}.row>div,.row>form{flex:1;min-width:150px}label{display:block;font-size:13px;font-weight:700;margin:15px 0 7px}input,textarea,select{font:inherit;width:100%;border:1px solid #aabfbc;background:#fff;padding:11px 12px;border-radius:6px;color:var(--ink)}textarea{font:13px/1.55 ui-monospace,monospace}button{border:1px solid var(--green);background:var(--green);color:white;border-radius:6px;padding:11px 20px;font:600 14px system-ui;cursor:pointer;margin:16px 8px 6px 0}button.secondary{background:#f6faf8;color:var(--green)}button:disabled{opacity:.5;cursor:wait}#status{position:sticky;top:0;z-index:3;border:1px solid var(--line);background:#e4f1eb;padding:12px 18px;border-radius:8px;white-space:pre-wrap}#status.error{background:#fff0e5;color:#803817}.pair{display:grid;grid-template-columns:1fr 1fr;gap:22px}canvas{width:100%;background:#edf3f1;border:1px solid var(--line);border-radius:6px;display:block;margin-top:12px}#leftCanvas,#rightCanvas{cursor:crosshair}.gallery{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.photo{max-width:240px;padding:12px;border:1px solid var(--line);border-radius:8px;font-size:12px;overflow-wrap:anywhere}.photo strong{display:block}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px;margin:20px 0}th,td{padding:11px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}th{background:#eff5f2}details{margin:22px 0;border-top:1px solid var(--line);padding-top:18px}summary{font-weight:700;cursor:pointer}footer{font-size:12px;color:var(--muted);padding:20px 0}:focus-visible{outline:3px solid #d48b38;outline-offset:3px}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:white;padding:12px;z-index:5}@media(max-width:750px){header span{display:none}header{gap:10px}main{padding:0 14px}.panel{padding:20px}.pair{grid-template-columns:1fr}.hero{padding-top:30px}.row{display:block}h1{letter-spacing:-1px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
.position-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:14px;margin:18px 0}.position-card{border:1px solid var(--line);border-radius:12px;padding:18px;background:#f8fbf9;display:flex;flex-direction:column;gap:8px}.position-primary{background:#eef7f3}.position-kicker{font-size:11px;font-weight:800;letter-spacing:1.6px;color:var(--muted)}.position-card>strong{font-size:22px;color:var(--ink)}#posCoords{font:700 15px/1.4 ui-monospace,monospace}.pos-rails{display:grid;gap:7px}.pos-rail{display:grid;grid-template-columns:84px 1fr 34px;align-items:center;gap:8px;font-size:12px}.pos-rail meter{width:100%}@media(max-width:900px){.position-grid{grid-template-columns:1fr}}
.position-stepper{display:grid;grid-template-columns:repeat(6,1fr);gap:6px;margin:14px 0 18px}.position-stepper span{background:#eef4f1;border:1px solid var(--line);border-radius:999px;padding:7px 9px;text-align:center;font-size:11px;font-weight:700}@media(max-width:900px){.position-stepper{grid-template-columns:1fr 1fr}}
/* Exact imagery review stays readable on both touch and desktop layouts. */
#imageryCanvas{display:block;width:100%;height:auto;max-width:900px;background:#102033}
#imageryPins{white-space:pre-wrap;overflow-wrap:anywhere}
[id^="imagery"]:is(input,select,textarea,button){min-height:44px;font-size:16px}
header{flex-wrap:wrap}header a{overflow-wrap:anywhere}
#geoChecks{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:16px}
#geoChecks fieldset{min-width:0;display:grid;gap:8px;border:1px solid #6682a3;border-radius:12px;padding:16px}
[id^="geo"]:is(input,select,textarea,button),.geo-evidence{min-height:44px;font-size:16px}
#geoReport{white-space:pre-wrap;overflow-wrap:anywhere}
.geo-frame-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:12px}
.geo-frame-grid label{min-width:0}