{
  "title": "Park Bench",
  "description": "Timber slats bolted between two black cast iron side frames, with an arched void under the seat and a raked back. The kit's slat-with-gap rule: the slat width is derived from the run and the count, never chosen.",
  "category": "Street",
  "tags": [
    "contemporary",
    "street",
    "furniture",
    "procedural"
  ],
  "controls": {
    "length": {
      "type": "number",
      "label": "Length",
      "min": 1,
      "max": 3,
      "step": 0.05,
      "unit": "m"
    },
    "height": {
      "type": "number",
      "label": "Back height",
      "min": 0.65,
      "max": 1,
      "step": 0.01,
      "unit": "m"
    },
    "slats": {
      "type": "number",
      "label": "Seat slats",
      "min": 3,
      "max": 9,
      "step": 1
    },
    "backSlats": {
      "type": "number",
      "label": "Back slats",
      "min": 2,
      "max": 6,
      "step": 1
    },
    "seed": {
      "type": "number",
      "label": "Variation seed",
      "min": 1,
      "max": 64,
      "step": 1
    }
  },
  "materialSlots": [
    "wood",
    "steelPainted",
    "stainless"
  ],
  "parts": [
    "slats",
    "frames"
  ]
}