:root {
      --bg:#f3f5f8; --panel:#fff; --border:#d7dde6; --text:#20242a;
      --muted:#667085; --primary:#155eef; --primary-dark:#004ee0;
      --success:#217346; --danger:#b42318; --warning:#9a6700;
      --road:#808080; --rail:#1d9b48; --water:#2457d6; --sea:#00aeb8;
    }
    *{box-sizing:border-box}
    body{margin:0;padding:12px;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}
    .app{max-width:1650px;margin:0 auto}
    .header,.toolbar,.status-panel,.panel,.tabs-panel{background:var(--panel);border:1px solid var(--border);border-radius:10px}
    .header{padding:13px 16px;margin-bottom:9px}
    .header h1{margin:0;font-size:20px}.header p{margin:5px 0 0;color:var(--muted);font-size:12px;line-height:1.45}
    .toolbar{display:flex;flex-wrap:wrap;gap:7px;padding:9px;margin-bottom:9px}
    button,input,select{font:inherit}
    button{padding:9px 12px;border:1px solid #8d97a5;border-radius:6px;background:#fff;cursor:pointer;font-size:12px}
    button:hover{background:#f2f4f7}button.primary{border-color:var(--primary);background:var(--primary);color:#fff;font-weight:bold}
    button.primary:hover{background:var(--primary-dark)}button.success{border-color:var(--success);background:var(--success);color:#fff;font-weight:bold}
    button:disabled,input:disabled,select:disabled{opacity:.55;cursor:not-allowed}
    .status-panel{padding:10px 12px;margin-bottom:9px}.status{font-size:12px;line-height:1.45;min-height:20px}.status.success{color:var(--success)}.status.error{color:var(--danger)}.status.warning{color:var(--warning)}
    .substatus{margin-top:5px;color:var(--muted);font-size:11px;line-height:1.45;overflow-wrap:anywhere}
    .settings{display:flex;flex-wrap:wrap;gap:14px;margin-top:8px;font-size:11px}.settings label{display:inline-flex;gap:6px;align-items:center}
    .kpi-strip{display:grid;grid-template-columns:repeat(6,minmax(130px,1fr));gap:7px;margin-bottom:9px}
    .kpi{padding:9px 11px;background:#fff;border:1px solid var(--border);border-radius:8px}.kpi span{display:block;color:var(--muted);font-size:10px}.kpi strong{display:block;margin-top:4px;font-size:16px}
    .workspace{display:grid;grid-template-columns:minmax(680px,1.25fr) minmax(480px,.75fr);gap:9px;margin-bottom:9px}
    .panel{min-width:0;overflow:hidden}.panel-title{padding:9px 11px;border-bottom:1px solid var(--border);font-size:13px;font-weight:bold}
    .table-wrap{max-height:520px;overflow:auto}table{width:100%;border-collapse:collapse;font-size:10.5px}th,td{padding:7px 8px;border-bottom:1px solid var(--border);white-space:nowrap;text-align:right}
    th{position:sticky;top:0;z-index:2;background:#eef2f7}th:nth-child(-n+4),td:nth-child(-n+4){text-align:left}
    .canvas-area{padding:9px}canvas.view{display:block;width:100%;height:500px;border:1px solid var(--border);border-radius:7px;background:#fff}
    .legend{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:7px;font-size:10px}.legend-item{display:inline-flex;gap:6px;align-items:center}.legend-line{width:28px;height:4px;border-radius:2px}
    .tabs-panel{overflow:hidden}.tabs{display:flex;gap:4px;padding:8px 8px 0;border-bottom:1px solid var(--border);background:#eef2f7;overflow-x:auto}
    .tab-button{border:1px solid transparent;border-bottom:none;border-radius:7px 7px 0 0;background:transparent;font-weight:bold;white-space:nowrap}.tab-button.active{border-color:var(--border);background:#fff}
    .tab-content{display:none;padding:12px}.tab-content.active{display:block}
    .grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
    .card{min-width:0}.card.full{grid-column:1/-1}.card-title{margin-bottom:5px;font-size:12px;font-weight:bold}.chart-wrap{position:relative;min-height:320px;border:1px solid var(--border);border-radius:7px;padding:6px;background:#fff}
    .dual-table{display:grid;grid-template-columns:1fr 1fr;gap:10px}.small-table{max-height:350px;overflow:auto;border:1px solid var(--border);border-radius:7px}
    .controls-row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:9px}.controls-row select,.controls-row input[type=text]{padding:7px 8px;border:1px solid #aeb7c2;border-radius:6px;background:#fff;font-size:11px}
    .controls-row input[type=range]{width:170px}.info{margin-left:auto;color:var(--muted);font-size:11px}
    .sens-grid{display:grid;grid-template-columns:330px 1fr;gap:10px}.form-box{border:1px solid var(--border);border-radius:7px;padding:10px;background:#f8fafc}.form-box label{display:block;margin-bottom:5px;font-size:11px;font-weight:bold}.form-box input,.form-box select{width:100%;padding:7px 8px;border:1px solid #aeb7c2;border-radius:6px;background:#fff;margin-bottom:9px;font-size:11px}
    .footer{margin-top:8px;color:var(--muted);text-align:right;font-size:10px}
    @media(max-width:1250px){.workspace{grid-template-columns:1fr}.kpi-strip{grid-template-columns:repeat(3,1fr)}}
    @media(max-width:780px){body{padding:6px}.kpi-strip,.grid2,.grid3,.dual-table,.sens-grid{grid-template-columns:1fr}.card.full{grid-column:auto}canvas.view{height:400px}.info{width:100%;margin-left:0}}