{
  "status": "candidate conceptual template",
  "warning": "Distance bands are illustrative and must not be treated as universal demand radii.",
  "rings": [
    {
      "ring": "resident core",
      "typical_role": "high-frequency households",
      "distance_km": "0–5",
      "status": "illustrative only"
    },
    {
      "ring": "regional catchment",
      "typical_role": "lower-frequency households / weekend trips",
      "distance_km": "5–30",
      "status": "illustrative only"
    },
    {
      "ring": "network visitor",
      "typical_role": "destination / tourism / maker visit",
      "distance_km": "30+ or cross-region",
      "status": "illustrative only"
    }
  ]
}