{
  "params": {
    "style": {
      "type": "choice",
      "options": [
        "arrow",
        "gull",
        "twin-boom"
      ],
      "default": "arrow",
      "label": "Wings",
      "describe": "Wing layout: arrow (a wide swept delta with tip fins), gull (wings that kink down like a gull, with forward-swept tips), twin-boom (two long engine booms joined to the cockpit hull by a straight wing)."
    },
    "scheme": {
      "type": "choice",
      "options": [
        "white",
        "crimson",
        "sand",
        "stealth",
        "mint"
      ],
      "default": "white",
      "label": "Scheme",
      "describe": "Colours: white (with orange trim, blue thrusters), crimson (gunmetal and red, orange thrusters), sand (tan and teal), stealth (black with cyan glow) or mint (pale green with gold)."
    },
    "engines": {
      "type": "range",
      "min": 1,
      "max": 3,
      "step": 1,
      "default": 2,
      "label": "Engines",
      "describe": "Number of main thrusters at the back: 1, 2 or 3. On the twin-boom the booms always carry engines; an odd number adds one in the middle."
    },
    "gear": {
      "type": "toggle",
      "default": true,
      "label": "Landing legs",
      "describe": "Three landing legs with pads. Off = legs tucked away for flight; the ship then rests on its belly."
    }
  },
  "presets": {
    "patrol interceptor": {
      "style": "arrow",
      "scheme": "white",
      "engines": 2
    },
    "night raider": {
      "style": "gull",
      "scheme": "stealth",
      "engines": 3,
      "gear": false
    },
    "desert hauler": {
      "style": "twin-boom",
      "scheme": "sand",
      "engines": 1
    }
  },
  "night": {
    "engine": {
      "zone": "engine",
      "intensity": 2.4,
      "describe": "Thruster nozzles and their flames glow in the scheme colour."
    },
    "cockpit": {
      "zone": "cockpit",
      "color": "#9fd8ff",
      "intensity": 0.5,
      "describe": "The canopy glows from the instrument panel."
    },
    "nav": {
      "zone": "nav",
      "intensity": 1.8,
      "describe": "Wingtip lights: red to the left, green to the right."
    }
  }
}