:root {
      --ground:     #000000;
      --panel:      #000000;
      --panel-hi:   #0A0A0A;
      --border:     #222222;
      --border-hi:  #333333;
      --text:       #C8D4E0;
      --text-dim:   #5A6B7A;
      --text-hi:    #EBF4FF;
      --accent:     #3DBCA8;
      --accent-dim: #1A5C52;
      --warn:       #E8A622;
      --warn-dim:   #6B4810;
      /* entity type colours */
      --col-exit:       #00D4AA;
      --col-exit-open:  #44FF44;
      --col-win:        #5599FF;
      --col-chest:      #C8A022;
      --col-locker:     #8855AA;
      --col-breakable:  #8B5E3C;
    }

    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    html, body {
      height: 100%;
      background: var(--ground);
      color: var(--text);
      font-family: 'Consolas', 'Lucida Console', 'Courier New', monospace;
      font-size: 12px;
      line-height: 1.5;
      overflow: hidden;
    }

    body {
      display: flex;
      flex-direction: column;
    }

    /* === HEADER === */
    header {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 7px 16px;
      background: var(--panel);
      border-bottom: 1px solid var(--border);
      flex-shrink: 0;
    }

    .hdr-wordmark {
      font-size: 13px;
      font-weight: bold;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--text-hi);
      white-space: nowrap;
    }

    .hdr-wordmark em {
      font-style: normal;
      color: var(--accent);
    }

    .hdr-sep {
      width: 1px;
      height: 18px;
      background: var(--border);
      flex-shrink: 0;
    }

    .hdr-badge {
      padding: 2px 9px;
      font-size: 10px;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      border: 1px solid var(--border);
      color: var(--text-dim);
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .hdr-badge.live {
      border-color: var(--accent-dim);
      color: var(--accent);
    }

    .hdr-badge.live::before {
      content: '';
      display: block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent);
      animation: pulse 1.8s ease-in-out infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; }
      50%       { opacity: 0.3; }
    }

    @media (prefers-reduced-motion: reduce) {
      .hdr-badge.live::before { animation: none; }
    }

    /* === SOURCE TOGGLE === */
    .src-toggle {
      display: flex;
      border: 1px solid var(--border);
    }

    .src-btn {
      padding: 2px 11px;
      font-size: 10px;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      background: none;
      border: none;
      color: var(--text-dim);
      cursor: pointer;
      font-family: inherit;
      transition: background 0.15s, color 0.15s;
    }

    .src-btn:focus-visible {
      outline: 1px solid var(--accent);
      outline-offset: -2px;
    }

    .src-btn + .src-btn {
      border-left: 1px solid var(--border);
    }

    .src-btn[data-src="demo"].active {
      background: var(--warn-dim);
      color: var(--warn);
    }

    .src-btn[data-src="live"].active {
      background: var(--accent-dim);
      color: var(--accent);
    }

    @media (prefers-reduced-motion: reduce) {
      .src-btn { transition: none; }
    }

    .hdr-right {
      margin-left: auto;
      color: var(--text-dim);
      font-size: 11px;
      letter-spacing: 0.05em;
      white-space: nowrap;
    }

    /* === MAIN === */
    .main {
      flex: 1;
      display: flex;
      overflow: hidden;
    }

    /* === MAP PANE === */
    .map-pane {
      flex: 1;
      position: relative;
      background: #000000;
      border-right: 1px solid var(--border);
      overflow: hidden;
    }

    #map {
      display: block;
      width: 100%;
      height: 100%;
    }



    .map-label {
      position: absolute;
      top: 10px;
      left: 12px;
      font-size: 10px;
      letter-spacing: 0.18em;
      color: var(--text-dim);
      text-transform: uppercase;
      pointer-events: none;
      z-index: 2;
    }

    .map-label span { color: var(--accent); }

    /* Disconnected overlay */
    #no-signal {
      position: absolute;
      inset: 0;
      z-index: 10;
      background: rgba(8, 12, 20, 0.86);
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 10px;
    }

    #no-signal h2 {
      font-size: 16px;
      letter-spacing: 0.22em;
      text-transform: uppercase;
      color: var(--warn);
      font-weight: bold;
    }

    #no-signal p {
      font-size: 11px;
      color: var(--text-dim);
      letter-spacing: 0.06em;
      text-align: center;
    }

    #no-signal.hidden { display: none; }

    /* === SIDEBAR === */
    .sidebar {
      flex: 0 0 276px;
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    /* Legend strip */
    .legend {
      flex-shrink: 0;
      display: flex;
      flex-wrap: wrap;
      gap: 10px 16px;
      padding: 8px 14px;
      background: var(--panel-hi);
      border-bottom: 1px solid var(--border);
    }

    .legend-item {
      display: flex;
      align-items: center;
      gap: 5px;
      font-size: 10px;
      letter-spacing: 0.08em;
      color: var(--text-dim);
    }

    .legend-item[data-type] {
      cursor: pointer;
      user-select: none;
      padding: 2px 5px;
      border-radius: 3px;
      transition: background 0.12s, opacity 0.12s;
    }

    .legend-item[data-type]:hover {
      background: rgba(255,255,255,0.06);
    }

    .legend-item.type-active {
      color: var(--text);
      background: rgba(61,188,168,0.14);
      outline: 1px solid rgba(61,188,168,0.35);
    }

    .legend-item.type-hidden {
      opacity: 0.3;
      outline: none;
      background: transparent;
    }

    .legend-pip {
      width: 10px;
      height: 10px;
      flex-shrink: 0;
      border-radius: 2px;
      display: inline-block;
    }

    .legend-pip-sprite {
      max-width: 16px;
      max-height: 16px;
      width: auto;
      height: auto;
      flex-shrink: 0;
      image-rendering: pixelated;
      object-fit: contain;
    }

    /* Scrollable entity panels */
    .panels {
      flex: 1;
      overflow-y: auto;
      overflow-x: hidden;
    }

    .panels::-webkit-scrollbar { width: 4px; }
    .panels::-webkit-scrollbar-track { background: var(--ground); }
    .panels::-webkit-scrollbar-thumb { background: var(--border); }

    .panel {
      border-bottom: 1px solid var(--border);
    }

    .panel-head {
      display: flex;
      align-items: baseline;
      gap: 8px;
      padding: 8px 14px 4px;
    }

    .panel-label {
      font-size: 10px;
      letter-spacing: 0.16em;
      text-transform: uppercase;
      color: var(--text-dim);
    }

    .panel-count {
      font-size: 12px;
      font-weight: bold;
      color: var(--text-hi);
    }

    .panel-body {
      padding: 0 14px 8px;
    }

    .ent-row {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 2px 0;
      font-size: 11px;
    }

    .ent-pip {
      width: 8px;
      height: 8px;
      flex-shrink: 0;
    }

    .ent-name { color: var(--text); }

    .ent-tag {
      font-size: 10px;
      letter-spacing: 0.06em;
      padding: 0 4px;
    }

    .ent-pos {
      margin-left: auto;
      color: var(--text-dim);
      font-size: 10px;
    }

    /* Gen bar */
    .gen-wrap {
      display: flex;
      flex-direction: column;
      gap: 3px;
      padding: 2px 0;
    }

    .gen-top {
      display: flex;
      align-items: center;
      gap: 6px;
    }

    .gen-bar-track {
      flex: 1;
      height: 5px;
      background: var(--border);
      border-radius: 1px;
      overflow: hidden;
    }

    .gen-bar-fill {
      height: 100%;
      background: #F5C842;
      transition: width 0.25s linear;
    }

    .gen-bar-fill.repairing {
      background: #3DDC84;
      animation: gen-pulse 0.8s ease-in-out infinite;
    }

    .gen-bar-fill.degen {
      background: #FF6420;
      animation: gen-pulse 0.6s ease-in-out infinite;
    }

    @keyframes gen-pulse {
      0%, 100% { filter: brightness(1);   opacity: 1;    }
      50%       { filter: brightness(1.5); opacity: 0.75; }
    }

    .gen-pct {
      font-size: 10px;
      color: #F5C842;
      width: 30px;
      text-align: right;
      flex-shrink: 0;
      transition: color 0.2s;
    }

    .gen-activity {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      flex-shrink: 0;
      animation: gen-blink 0.7s step-end infinite;
    }

    .gen-activity.repairing { background: #3DDC84; }
    .gen-activity.degen     { background: #FF6420; }

    @keyframes gen-blink {
      0%, 100% { opacity: 1; }
      50%       { opacity: 0; }
    }

    @media (prefers-reduced-motion: reduce) {
      .gen-bar-fill          { transition: none; animation: none; }
      .gen-bar-fill.repairing{ opacity: 1; filter: none; }
      .gen-bar-fill.degen    { opacity: 1; filter: none; }
      .gen-activity          { animation: none; opacity: 1; }
    }

    /* === FOOTER === */
    footer {
      flex-shrink: 0;
      display: flex;
      align-items: center;
      gap: 20px;
      padding: 5px 16px;
      background: var(--panel);
      border-top: 1px solid var(--border);
      font-size: 10px;
      color: var(--text-dim);
      letter-spacing: 0.05em;
    }

    .ft-stat {
      display: flex;
      align-items: baseline;
      gap: 5px;
    }

    .ft-val {
      font-weight: bold;
      color: var(--text);
    }

    .ft-val.accent { color: var(--accent); }
    .ft-val.warn   { color: var(--warn); }

    /* Zoom controls */
    .hdr-zoom { display:flex; align-items:center; gap:6px; flex-shrink:0; }
    .hdr-zoom-lbl { font-size:10px; letter-spacing:0.12em; color:var(--text-dim); }
    .hdr-zoom-val { font-size:11px; font-weight:bold; min-width:36px; color:var(--text-hi); }
    #zoom-slider  { width:90px; accent-color:var(--accent); cursor:pointer; }
    #zoom-slider:disabled { opacity:0.4; cursor:default; }
    .hdr-autozoom {
      display:flex; align-items:center; gap:5px; cursor:pointer;
      font-size:10px; letter-spacing:0.12em; color:var(--text-dim); user-select:none;
      flex-shrink:0;
    }
    .hdr-autozoom input { accent-color:var(--accent); cursor:pointer; }
    /* Player selection */
    .ent-row[data-sel] { cursor:pointer; }
    .ent-row[data-sel]:hover { background:rgba(255,255,255,0.04); }
    .ent-row.selected  { background:rgba(61,188,168,0.18); outline:1px solid var(--accent); }
    .self-tag { margin-left:4px; padding:0 4px; font-size:9px; letter-spacing:0.12em; color:var(--text-hi); background:rgba(61,188,168,0.22); border:1px solid var(--accent-dim); border-radius:2px; flex-shrink:0; }