{
  "project": "Lina house — Bowed Timber / Sunflower Veranda",
  "status": "rendering-reference concept plan",
  "revision": "2026-09-29-v3",
  "supersedesForGroundFloor": "../bowed-timber-ground-floor-open-plan-v2/plan-spec-v2.json",
  "orientation": { "front": "south", "garden": "east and north" },
  "geometryMeters": {
    "mainBody": { "width": 12.4, "depth": 7.8, "centerlineFromEitherSide": 6.2 },
    "groundFloorGrossArea": 96.7,
    "frontVeranda": { "width": 6.8, "depth": 2.4, "center": "exactly aligned with house and front-door centerline" },
    "livingRoomApproxArea": 31.0,
    "creativeAtelierApproxArea": 11.8,
    "openKitchenDiningApproxArea": 30.5
  },
  "groundFloorRevision": {
    "frontDoor": "Moved east to the true midpoint of the 12.4 m house body; door center is 6.2 m from either side.",
    "livingRoom": "One large west/rear room occupying the former creative atelier, mudroom, powder/pantry and small central-room zone.",
    "creativeAtelier": "Moved to the front-left bay, immediately south/below the chimney alignment.",
    "fireplace": "Placed in the living room on the chimney line, directly north/above the atelier.",
    "kitchenDining": "Remains one continuous east-side room with a broad doorless opening toward the living and entry areas.",
    "entry": "Open centered arrival around the stair; no enclosed hallway.",
    "frontVeranda": "Remains 2.4 m deep and shifts with the door to share the true house centerline.",
    "porchSwing": "Perpendicular to the facade, immediately west of the centered front door."
  },
  "stairCore": {
    "type": "sculptural horseshoe / double-curved timber stair around an open oval void",
    "location": "central, immediately north of the centered entry",
    "upperRun": "ground floor to first-floor bedroom landing",
    "lowerRun": "ground floor to partial basement",
    "continuity": "both runs meet at the centered ground-floor entry landing",
    "renderingCharacter": "flowing bowed rails, tactile timber, open sightlines; never substitute a generic straight stair"
  },
  "fixedRenderingRules": [
    "Door, central curved gable, entry landing and front veranda share the same centerline.",
    "The living room reads as the largest single ground-floor room.",
    "The atelier is the front-left room and the chimney/fireplace alignment sits immediately north of it.",
    "Both up and down stair runs must be visible or spatially implied whenever the entry/stair core is rendered.",
    "Kitchen and dining remain one uninterrupted east-side room."
  ],
  "disclaimer": "Concept coordination plan for visual continuity. Stair structure, guards, rise/run, headroom and code compliance require architectural development."
}