* { box-sizing: border-box; margin: 0; padding: 0; }
    html, body { height: 100%; background: #0a0e14; font-family: monospace; }
    #shell   { display: flex; flex-direction: column; height: 100vh; }
    #topbar  {
      display: flex; align-items: center; gap: 14px;
      padding: 0 16px; height: 42px; flex-shrink: 0;
      background: #0f1520;
      border-bottom: 1px solid rgba(100,180,255,0.15);
    }
    .logo { font-size: 13px; font-weight: 700; color: #00d4ff; letter-spacing: 0.07em; }
    #map { flex: 1; }
    #statusbar {
      display: flex; align-items: center; gap: 10px;
      padding: 0 16px; height: 26px; flex-shrink: 0;
      background: #0f1520;
      border-top: 1px solid rgba(100,180,255,0.12);
      font-size: 10px; color: rgba(100,150,200,0.6);
    }
    .dot {
      width: 6px; height: 6px; border-radius: 50%;
      background: #00d4ff; flex-shrink: 0;
      animation: pulse 2s infinite;
    }
    @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.3} }
    #infoBox {
      position: absolute; bottom: 36px; left: 10px; z-index: 800;
      background: rgba(9,13,20,0.92);
      border: 1px solid rgba(100,180,255,0.25);
      border-radius: 5px;
      padding: 10px 13px;
      font-size: 10px; line-height: 1.8;
      color: rgba(180,210,240,0.9);
      display: none;
      min-width: 180px;
    }
    #infoBox .ib-key  { color: rgba(100,150,200,0.7); }
    #infoBox .ib-val  { color: rgba(200,225,255,0.95); float: right; margin-left: 16px; }
    #infoBox .ib-title {
      font-size: 9px; letter-spacing: 0.12em;
      color: rgba(0,212,255,0.7); margin-bottom: 6px;
      text-transform: uppercase;
    }
    #infoBox .ib-close {
      float: right; cursor: pointer; color: rgba(100,150,200,0.5);
      font-size: 12px; line-height: 1; margin-left: 8px;
    }
    #infoBox .ib-close:hover { color: #00d4ff; }
    .leaflet-container { background: #080c12; }
    .leaflet-control-zoom a {
      background: #151d2e !important; color: rgba(180,210,240,0.9) !important;
      border-color: rgba(100,180,255,0.25) !important;
    }
    .leaflet-control-zoom a:hover { color: #00d4ff !important; }
    .leaflet-control-attribution {
      background: rgba(9,13,20,0.85) !important;
      color: rgba(180,210,240,0.85) !important; font-size: 10px !important;
      padding: 2px 6px !important;
    }
    .leaflet-control-attribution a {
      color: rgba(0,180,255,0.85) !important;
      text-decoration: none !important;
    }
    .leaflet-control-attribution a:hover { text-decoration: underline !important; }