{
  "widgettype": "VBox",
  "options": {
    "width": "100%",
    "height": "100%",
    "padding": "12px",
    "backgroundColor": "#0B1020"
  },
  "subwidgets": [
    {
      "widgettype": "Text",
      "options": {
        "label": "PBL 覆盖层 · 驱动问题板",
        "fontSize": "18px",
        "fontWeight": "bold",
        "color": "#E5E7EB"
      }
    },
    {
      "widgettype": "Html",
      "id": "pbl_overlay_shell_mission_board",
      "options": {
        "html": "<div data-pbl-page=\"mission_board\" data-pbl-overlay-root=\"1\" class=\"pbl-shell\"><div class=\"pbl-shell-hint\">驱动问题板（mission_board）· 覆盖层未启用：点击下方「启用 PBL 覆盖层」装配 PBL 组件；本页为世界内覆盖层（广播渲染预算 ≤500ms）。</div></div>"
      }
    },
    {
      "widgettype": "HBox",
      "options": {
        "width": "100%",
        "gap": "8px",
        "marginTop": "10px"
      },
      "subwidgets": [
        {
          "widgettype": "Button",
          "options": {
            "label": "启用 PBL 覆盖层",
            "type": "primary"
          },
          "binds": [
            {
              "wid": "self",
              "event": "click",
              "actiontype": "script",
              "options": {
                "script": "window.PblOverlayLoader?PblOverlayLoader.start({page:'mission_board'}):(function(){var b=String(window.__PBL_API_BASE__||'').replace(/\\/$/,'');var s=document.createElement('script');s.src=b+'/pbl_scense_ext/overlay/pbl_overlay_loader.js';s.async=false;s.onload=function(){window.PblOverlayLoader.start({page:'mission_board'})};s.onerror=function(){window.__pblOverlayFail&&window.__pblOverlayFail('PBL_E_NETWORK','覆盖层引导脚本加载失败')};document.head.appendChild(s);})()"
              }
            }
          ]
        },
        {
          "widgettype": "Button",
          "options": {
            "label": "PBL 首页"
          },
          "binds": [
            {
              "wid": "self",
              "event": "click",
              "actiontype": "url",
              "options": {
                "url": "{{entire_url('/pbl_scense_ext/pbl_overlay/home.ui')}}"
              }
            }
          ]
        }
      ]
    },
    {
      "widgettype": "Text",
      "options": {
        "label": "上下文：URL 携带 session_id / blueprint_id / world_id；覆盖层仅渲染服务端权威状态，不本地预测（Q4）。",
        "fontSize": "12px",
        "color": "#6B7280",
        "marginTop": "10px"
      }
    }
  ]
}