{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://ren10.dev/schemas/visual-reference-theme.schema.json",
  "title": "RenDS visual reference theme",
  "type": "object",
  "additionalProperties": false,
  "required": ["schemaVersion", "name", "source", "mode", "colors"],
  "properties": {
    "schemaVersion": { "const": 1 },
    "name": { "type": "string", "pattern": "^[a-z][a-z0-9-]*$" },
    "source": {
      "type": "object",
      "additionalProperties": false,
      "required": ["kind", "label"],
      "properties": {
        "kind": { "enum": ["image", "url", "description"] },
        "label": { "type": "string", "minLength": 1 },
        "uri": { "type": "string" }
      }
    },
    "mode": { "enum": ["light", "dark"] },
    "level": { "enum": ["AA", "AAA"] },
    "colors": {
      "type": "object",
      "additionalProperties": false,
      "required": ["accent"],
      "properties": {
        "accent": { "$ref": "#/$defs/hex" },
        "background": { "$ref": "#/$defs/hex" },
        "surface": { "$ref": "#/$defs/hex" },
        "text": { "$ref": "#/$defs/hex" },
        "mutedText": { "$ref": "#/$defs/hex" }
      }
    },
    "typography": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "fontSans": { "type": "string", "minLength": 1 },
        "fontDisplay": { "type": "string", "minLength": 1 }
      }
    },
    "density": { "enum": ["comfortable", "compact", "spacious"] },
    "shape": { "enum": ["rounded", "sharp", "pill"] },
    "elevation": { "enum": ["flat", "subtle", "layered"] },
    "motion": { "enum": ["quiet", "standard", "expressive"] }
  },
  "$defs": {
    "hex": { "type": "string", "pattern": "^#[0-9a-fA-F]{6}$" }
  }
}