{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "workflow",
    "run_id",
    "contribution_version",
    "created_at",
    "status",
    "binding",
    "route",
    "studio_visual_context",
    "production_request",
    "exact_content",
    "content_locks",
    "allowed_exploration",
    "prohibited_output",
    "fallback",
    "handoff_digest"
  ],
  "properties": {
    "schema_version": {"const": 1},
    "workflow": {"const": "comunicazione-professionale"},
    "run_id": {"type": "string", "pattern": "^[A-Za-z0-9][A-Za-z0-9_.-]{2,79}$"},
    "contribution_version": {"type": "integer", "minimum": 1},
    "created_at": {"type": "string", "format": "date-time"},
    "status": {"const": "ready_for_optional_creative_direction"},
    "binding": {
      "type": "object",
      "additionalProperties": false,
      "required": ["input_digest", "contribution_digest", "visual_story_digest"],
      "properties": {
        "input_digest": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
        "contribution_digest": {"type": "string", "pattern": "^[0-9a-f]{64}$"},
        "visual_story_digest": {"type": "string", "pattern": "^[0-9a-f]{64}$"}
      }
    },
    "route": {
      "type": "object",
      "additionalProperties": false,
      "required": ["plugin", "skill", "board_tool", "destination", "approved_by", "approved_at"],
      "properties": {
        "plugin": {"const": "creative-production"},
        "skill": {"const": "creative-production:produce"},
        "board_tool": {"const": "creative_production_board"},
        "destination": {"type": "string", "minLength": 1, "maxLength": 500},
        "approved_by": {"type": "string", "minLength": 1, "maxLength": 200},
        "approved_at": {"type": "string", "format": "date-time"}
      }
    },
    "studio_visual_context": {
      "type": "object",
      "additionalProperties": false,
      "required": ["profile_status", "brand", "social", "logo"],
      "properties": {
        "profile_status": {
          "enum": ["unreviewed_run_profile_proposal", "stored_approved_profile"]
        },
        "brand": {
          "type": "object",
          "additionalProperties": false,
          "required": ["studio_name", "primary_color", "accent_color", "background_color", "text_color"],
          "properties": {
            "studio_name": {"type": "string", "minLength": 1, "maxLength": 120},
            "primary_color": {"type": "string", "pattern": "^#[0-9A-Fa-f]{6}$"},
            "accent_color": {"type": "string", "pattern": "^#[0-9A-Fa-f]{6}$"},
            "background_color": {"type": "string", "pattern": "^#[0-9A-Fa-f]{6}$"},
            "text_color": {"type": "string", "pattern": "^#[0-9A-Fa-f]{6}$"}
          }
        },
        "social": {
          "type": "object",
          "additionalProperties": false,
          "required": ["preferred_format", "carousel_identity_placement", "show_source_note"],
          "properties": {
            "preferred_format": {"type": "string", "minLength": 1},
            "carousel_identity_placement": {"type": "string", "minLength": 1},
            "show_source_note": {"type": "boolean"}
          }
        },
        "logo": {
          "type": "object",
          "additionalProperties": false,
          "required": ["present", "snapshot_path", "sha256"],
          "properties": {
            "present": {"type": "boolean"},
            "snapshot_path": {"type": "string"},
            "sha256": {"type": "string", "pattern": "^$|^[0-9a-f]{64}$"}
          }
        }
      }
    },
    "production_request": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "direction_count",
        "target_width_px",
        "target_height_px",
        "output_kind",
        "publishable",
        "human_selection_required",
        "final_renderer"
      ],
      "properties": {
        "direction_count": {"type": "integer", "minimum": 4, "maximum": 6},
        "target_width_px": {"const": 1080},
        "target_height_px": {"const": 1350},
        "output_kind": {"const": "art_direction_references"},
        "publishable": {"const": false},
        "human_selection_required": {"const": true},
        "final_renderer": {"const": "vera_deterministic_renderer"}
      }
    },
    "exact_content": {
      "type": "array",
      "minItems": 2,
      "maxItems": 8,
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": [
          "slide_index",
          "kind",
          "layout_variant",
          "eyebrow",
          "title",
          "body",
          "bullets",
          "highlight",
          "source_note",
          "reader_use",
          "relationship_to_post",
          "content_digest"
        ],
        "properties": {
          "slide_index": {"type": "integer", "minimum": 1, "maximum": 8},
          "kind": {"type": "string", "minLength": 1},
          "layout_variant": {"type": "string", "minLength": 1},
          "eyebrow": {"type": "string"},
          "title": {"type": "string", "minLength": 1},
          "body": {"type": "string"},
          "bullets": {"type": "array", "items": {"type": "string"}},
          "highlight": {"type": "string"},
          "source_note": {"type": "string"},
          "reader_use": {"type": "string", "minLength": 1},
          "relationship_to_post": {"type": "string", "minLength": 1},
          "content_digest": {"type": "string", "pattern": "^[0-9a-f]{64}$"}
        }
      }
    },
    "content_locks": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {"type": "string", "minLength": 1}
    },
    "allowed_exploration": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {"type": "string", "minLength": 1}
    },
    "prohibited_output": {
      "type": "array",
      "minItems": 1,
      "uniqueItems": true,
      "items": {"type": "string", "minLength": 1}
    },
    "fallback": {
      "type": "object",
      "additionalProperties": false,
      "required": ["when_unavailable", "renderer", "run_must_continue"],
      "properties": {
        "when_unavailable": {"const": "use_internal_visual_system"},
        "renderer": {"const": "vera_deterministic_renderer"},
        "run_must_continue": {"const": true}
      }
    },
    "handoff_digest": {"type": "string", "pattern": "^[0-9a-f]{64}$"}
  }
}