:root{--bg:#f4f6f8;--card:#fff;--ink:#18212b;--muted:#5e6a75;--line:#d9e0e6;--accent:#0b66c3;--accent2:#eaf3ff;--warn:#9a5b00;--warnbg:#fff5dc;--ok:#0b6b3a;--okbg:#eaf8f0}
*{box-sizing:border-box} body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}
.wrap{max-width:980px;margin:auto;padding:24px}.hero{background:linear-gradient(135deg,#102a43,#174f84);color:white;border-radius:18px;padding:24px 26px;box-shadow:0 8px 24px #0002}.hero h1{margin:0 0 6px;font-size:28px}.hero p{margin:0;opacity:.9}.byline{margin-top:8px;font-size:13px;font-weight:700;letter-spacing:.02em;opacity:.88}
.grid{display:grid;grid-template-columns:1.05fr .95fr;gap:18px;margin-top:18px}.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 3px 12px #0000000b}.card h2{font-size:18px;margin:0 0 12px}.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}.tab{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 12px;cursor:pointer;font-weight:650}.tab.active{background:var(--accent);color:#fff;border-color:var(--accent)}.pane{display:none}.pane.active{display:block}
label{font-size:13px;font-weight:700;display:block;margin:10px 0 5px}.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.input,textarea,select{width:100%;border:1px solid #bfc9d3;border-radius:10px;padding:11px 12px;font-size:15px;background:#fff}.input:focus,textarea:focus{outline:3px solid #0b66c322;border-color:var(--accent)}textarea{min-height:78px;resize:vertical}.btns{display:flex;gap:9px;flex-wrap:wrap;margin-top:14px}.btn{border:0;border-radius:10px;padding:11px 14px;font-weight:750;cursor:pointer}.btn.primary{background:var(--accent);color:white}.btn.secondary{background:#eef2f6;color:#21303e}.btn:disabled{opacity:.55;cursor:not-allowed}.note{margin-top:12px;color:var(--muted);font-size:12.5px;line-height:1.45}.small{font-size:12px;color:var(--muted)}
.resultEmpty{min-height:300px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--muted);padding:24px}.tileBadge{display:inline-flex;align-items:center;gap:8px;font-size:31px;font-weight:850;background:var(--accent2);color:#094d92;border:1px solid #b9d8f7;border-radius:14px;padding:10px 16px;margin:2px 0 12px}.kvs{display:grid;grid-template-columns:145px 1fr;gap:7px 10px;font-size:14px}.kvs .k{color:var(--muted)}.status{margin:12px 0;padding:10px 12px;border-radius:10px;font-size:13px}.status.ok{background:var(--okbg);color:var(--ok)}.status.warn{background:var(--warnbg);color:var(--warn)}.status.err{background:#feecec;color:#a11}.copy{font-size:12px;padding:7px 9px;border:1px solid var(--line);border-radius:8px;background:white;cursor:pointer}
canvas{width:100%;height:auto;border:1px solid var(--line);border-radius:12px;background:#fbfcfd;margin-top:14px}#map{height:390px;width:100%;border:1px solid var(--line);border-radius:12px;margin-top:14px;overflow:hidden;position:relative;background:#dfe6ec;touch-action:none;user-select:none}.mapTitle{margin-top:16px;font-size:13px;font-weight:800;color:var(--ink)}.map-tiles{position:absolute;inset:0;overflow:hidden}.map-tiles img{position:absolute;width:256px;height:256px;max-width:none;pointer-events:none}.map-overlay{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.map-controls{position:absolute;top:9px;left:9px;z-index:20;display:flex;gap:6px;align-items:center;background:#ffffffee;border:1px solid #aeb8c2;border-radius:9px;padding:5px;box-shadow:0 2px 8px #0002}.map-controls button,.map-controls select{border:1px solid #b9c3cc;background:#fff;border-radius:6px;height:30px;padding:0 9px;font-weight:700;cursor:pointer;font-size:12px}.map-controls button{width:32px;padding:0;font-size:18px}.map-attrib{position:absolute;right:4px;bottom:3px;z-index:20;background:#ffffffd9;border-radius:4px;padding:2px 5px;font-size:9px;color:#394957}.map-attrib a{color:#245b91}.map-hint{position:absolute;left:50%;bottom:8px;transform:translateX(-50%);z-index:18;background:#12263bcc;color:#fff;border-radius:999px;padding:4px 9px;font-size:10px;white-space:nowrap;pointer-events:none}.near{margin-top:10px;font-size:13px}.near b{color:#8b5300}.downloadBox{margin-top:14px;border:1px solid #b9d8f7;background:#f6faff;border-radius:12px;padding:13px}.downloadBox h3{font-size:15px;margin:0 0 8px;color:#0a4f90}.dlRow{display:flex;gap:8px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding:8px 0;border-top:1px solid #d9e8f7}.dlRow:first-of-type{border-top:0}.dlName{font-weight:800}.dlActions{display:flex;gap:6px;flex-wrap:wrap}.btn.smallBtn{padding:8px 10px;font-size:12px}.btn.success{background:#0b6b3a;color:#fff}.mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:11px;background:#fff;border:1px solid #d7e0e9;border-radius:8px;padding:8px;overflow-wrap:anywhere;margin-top:8px}.corridorBox{margin-top:14px;border:1px solid #cbd5df;background:#fbfcfe;border-radius:12px;padding:13px}.corridorBox h3{font-size:15px;margin:0 0 8px}.corridorStats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:10px 0}.corridorStat{border:1px solid var(--line);border-radius:9px;background:#fff;padding:9px}.corridorStat b{display:block;font-size:18px;color:#0a4f90}.corridorStat span{display:block;font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.tileList{max-height:460px;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fff;margin-top:10px}.tileList .dlRow{padding:8px 10px}.tilePick{display:flex;align-items:center;gap:8px}.tilePick input{width:17px;height:17px;accent-color:var(--accent)}.browserDlStatus{margin-top:9px;padding:9px 10px;border-radius:9px;background:#eef6ff;color:#174f84;font-size:12px;line-height:1.35}.browserDlStatus.ok{background:var(--okbg);color:var(--ok)}.browserDlStatus.warn{background:var(--warnbg);color:var(--warn)}.routeAdvanced{margin-top:12px;border:1px solid var(--line);border-radius:10px;padding:10px;background:#fafbfd}.routeAdvanced summary{cursor:pointer;font-size:12px;font-weight:800}.corridorCanvas{width:100%;height:auto;border:1px solid var(--line);border-radius:12px;background:#fff;margin-top:12px}.footer{margin:16px 2px 0;color:var(--muted);font-size:12px;line-height:1.5}
@media(max-width:760px){.grid{grid-template-columns:1fr}.row{grid-template-columns:1fr}.wrap{padding:14px}.hero{padding:20px}.kvs{grid-template-columns:120px 1fr}}