{
  "source_plan": "ELEK plan 2026 03 20b.pdf, pages 1-2",
  "source_kitchen": "Lucas Coupez - 112639011_22510200900.pdf",
  "user_directions": [
    "white walls",
    "parquet floor",
    "original OMHU TEDDY 200 x 100 cm in Rust 5782",
    "sofa in SOUTH section, no sofa in middle section",
    "sofa rotated 90 degrees clockwise in plan, facing east"
  ],
  "sofa_source": "https://omhucph.com/products/teddy?variant=41248910508141",
  "sofa_dimensions_mm": [
    2000,
    1000,
    700
  ],
  "sofa_seat_height_mm": 340,
  "south_bay_x_range_m": [
    -4.71,
    -1.81
  ],
  "sofa_center_xy_m": [
    -3.6,
    -3.34
  ],
  "sofa_rotation_clockwise_degrees": 90,
  "sofa_facing": "east",
  "room_envelope_m": [
    9.75,
    7.47
  ],
  "finished_floor_eaves_estimate_m": 2.17,
  "ridge_estimate_m": 5.1,
  "modeled_zones": [
    "kitchen",
    "dining",
    "middle storage",
    "south lounge",
    "south office",
    "stairs and boiler",
    "north bedroom",
    "dressing aisle",
    "west bathroom with shower basin and toilet"
  ],
  "assumptions": [
    "Approximate architecture inferred from the electrical plan and section; floor level is marked to be determined.",
    "Window locations use floor plan; heights use section.",
    "Existing kitchen dimensions and original assumptions are preserved.",
    "Non-sofa furniture, bed linen, lighting fixtures, bathroom fittings, joinery details and stair winder geometry are illustrative.",
    "Bathroom pocket-door interpretation preserves the plan opening, though door mechanism is not specified.",
    "Sofa geometry is hand modeled from official photos and dimensions, not an official manufacturer CAD asset.",
    "The south service area is schematic below floor; this is a visualization, not a construction model."
  ]
}