Architectural Facade Edit with Couple in Window

{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_architecture_lifestyle_editorial_edit",
      "version": "v1.0_WINDOW_COUPLE_CLOSEUP_WINE_YELLOW_FACADE_FLOWERS",
      "priority": "highest"
    },
    "references": {
      "reference_image_1": {
        "source": "the reference photo",
        "purpose": "BASE_ARCHITECTURE + PERSPECTIVE + WINDOW_PLACEMENT_LOCK",
        "strict_lock": true,
        "lock_strength": "high",
        "preserve_perspective": true,
        "preserve_building_geometry": true,
        "preserve_window_position": true,
        "preserve_overall_framing": true,
        "no_layout_drift": true
      }
    },
    "output_settings": {
      "aspect_ratio": "match_reference",
      "orientation": "portrait",
      "render_style": "photoreal_editorial",
      "sharpness": "crisp_natural",
      "film_grain": "subtle_analog",
      "color_grade": "clean_filmic_warm",
      "retouch_level": "editorial_minimal_keep_texture",
      "noise_reduction": "low"
    },
    "hard_constraints": [
      "Photorealistic only, no illustration or CGI.",
      "Maintain the exact building perspective and window placement from the reference photo.",
      "Keep straight architectural edges without warping or distortion.",
      "Exactly two people in the window; no additional figures.",
      "No text, logos, or watermarks in the final image.",
      "Physically plausible hands and clear wine glasses with correct refractions."
    ],
    "creative_prompt": {
      "scene_summary": "Edit the reference photo of the European building facade in vertical orientation, preserving perspective, window placement, and structural geometry.",
      "key_edits": [
        "Building facade color: Change the main facade to [warm, rich yellow painted plaster] with natural weathering and European old-town texture.",
        "Window couple emphasis: Adjust framing slightly so the couple in the window appears closer and more prominent while maintaining window alignment.",
        "Couple mood and props: A cheerful couple smiling warmly at one another, each holding a clear stemware glass with wine, showing natural finger grips and liquid refractions.",
        "Floral accents: Install tasteful window boxes or planters with blooming [geraniums] and subtle trailing greenery around the sill that naturally integrate with the stonework."
      ],
      "lighting_and_realism": {
        "lighting": "Preserve the original ambient daylight and soft shadows.",
        "textures": "Natural human skin tones and cloth textures without smoothing, paired with tactile facade plaster and glass reflections."
      }
    }
  }
}