*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.app{display:grid;grid-template-columns:360px 1fr;height:100vh}.sidebar{padding:20px;background:#f7f8fa;border-right:1px solid #e0e0e0;overflow-y:auto}.sidebar h1{font-size:20px;margin:0 0 4px;color:#1e3a5f}.sidebar .subtitle{font-size:13px;color:#666;margin:0 0 20px}.field{margin-bottom:14px}.field label{display:block;font-size:12px;text-transform:uppercase;color:#555;margin-bottom:4px;font-weight:600;letter-spacing:.5px}.current-endpoint{padding:8px 10px;background:#e3f2fd;border:1px solid #bbdefb;border-radius:6px;font-size:13px;margin-bottom:6px;color:#0d47a1}.field select,.field input{width:100%;padding:9px 10px;border:1px solid #ccc;border-radius:6px;font-size:15px;background:#fff}.button{width:100%;padding:12px;font-size:15px;font-weight:600;background:#1976d2;color:#fff;border:none;border-radius:6px;cursor:pointer;margin-top:8px}.button:disabled{background:#b0bec5;cursor:not-allowed}.button:hover:not(:disabled){background:#1565c0}.button.secondary{background:#eceff1;color:#333;margin-top:4px}.button.secondary:hover:not(:disabled){background:#cfd8dc}.results{margin-top:20px;padding:16px;background:#fff;border:1px solid #e0e0e0;border-radius:8px}.result-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0}.result-row+.result-row{border-top:1px solid #f0f0f0}.result-label{display:flex;align-items:center;gap:8px;font-size:14px}.result-color{width:14px;height:14px;border-radius:3px}.result-value{font-size:22px;font-weight:700}.result-value.missing{color:#c62828;font-size:14px;font-weight:500}.map-container{height:100%;width:100%}.loading{padding:40px;text-align:center;color:#555}.error{padding:12px;background:#ffebee;color:#b71c1c;border-radius:6px;margin-bottom:12px;font-size:14px}.neighbor-row{display:flex;align-items:center;gap:10px;padding:8px 6px;border-radius:6px;cursor:pointer;font-size:13px}.neighbor-row:hover{background:#e8f5e9}.neighbor-row+.neighbor-row{border-top:1px solid #f0f0f0}.neighbor-rank{width:22px;height:22px;border-radius:50%;background:#2e7d32;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:12px;flex-shrink:0}.neighbor-name{flex:1}.neighbor-dist{font-weight:600;color:#2e7d32}.stats{font-size:12px;color:#777;margin-top:16px;padding-top:12px;border-top:1px solid #e0e0e0}@media (max-width: 700px){.app{grid-template-columns:1fr;grid-template-rows:auto 1fr}.sidebar{border-right:none;border-bottom:1px solid #e0e0e0;max-height:50vh}}