{
  "params": {
    "frame": {
      "type": "choice",
      "options": [
        "graphite",
        "forest",
        "navy",
        "signal",
        "silver"
      ],
      "default": "graphite",
      "label": "Frame",
      "describe": "Colour of the posts, rails and roof edge: graphite (dark grey), forest (park green), navy, signal (orange red), silver."
    },
    "roof": {
      "type": "choice",
      "options": [
        "flat",
        "curved",
        "peaked"
      ],
      "default": "curved",
      "label": "Roof",
      "describe": "flat (thin modern slab), curved (barrel arc, classic city shelter), peaked (small gable, village or park stop)."
    },
    "bench": {
      "type": "toggle",
      "default": true,
      "label": "Bench",
      "describe": "Slatted bench along the back glass. Off leaves a standing-only shelter."
    },
    "adPanel": {
      "type": "toggle",
      "default": true,
      "label": "Ad panel",
      "describe": "Back-lit poster box as the right side wall (abstract artwork, no text). Off gives a plain glass side."
    }
  },
  "presets": {
    "park shelter": {
      "frame": "forest",
      "roof": "peaked",
      "adPanel": false
    },
    "downtown stop": {
      "frame": "navy",
      "roof": "flat",
      "adPanel": true
    }
  },
  "night": {
    "timetable": {
      "zone": "timetable",
      "color": "#e6f2ff",
      "intensity": 1.1,
      "describe": "Timetable panel glows cool white."
    },
    "ad": {
      "zone": "ad",
      "color": "#fff1d6",
      "intensity": 1,
      "describe": "Ad panel is back-lit."
    },
    "light": {
      "zone": "light",
      "color": "#fff6dc",
      "intensity": 1.2,
      "describe": "Strip light under the roof."
    }
  }
}