{
  "utrecht": {
    "checkbox": {
      "background-color": {"value": "{of.color.bg}"},
      "border-color": {"value": "{of.field-border.color}"},
      "border-radius": {"value": "0"},
      "border-width": {"value": "1px"},
      "color": {"value": "{of.color.fg}"},
      "margin-inline-end": {"value": "12px"},
      "size": {"value": "24px"},
      "icon": {
        "size": {}
      },
      "active": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      },
      "hover": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      },
      "focus": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      },
      "disabled": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      },
      "checked": {
        "border-color": {},
        "border-width": {},
        "background-color": {"value": "{of.color.primary}"},
        "color": {"value": "{of.color.bg}"}
      },
      "indeterminate": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      },
      "invalid": {
        "border-color": {},
        "border-width": {},
        "background-color": {},
        "color": {}
      }
    }
  }
}