Image-to-Image Pose Lock and Identity Preservation for Matcha Aesthetic

{
  "task_type": "image_generation_with_absolute_pose_lock",
  "edit_goal": "Generate an image that is an exact 1:1 visual match of the reference pose. Side-facing orientation, leg crossing, hand grip, and accessories must be identical. Only face identity and matcha color adaptation are allowed.",
  "global_locks": {
    "pose_lock": true,
    "side_orientation_lock": true,
    "leg_position_lock": true,
    "hand_grip_lock": true,
    "accessory_lock": true,
    "camera_lock": true,
    "allow_any_variation": false
  },
  "pose_definition": {
    "body_orientation": "Strict side-facing seated pose, not front-facing",
    "seating": "Sitting fully on a wooden bench, body turned sideways",
    "legs": {
      "crossing": "Legs crossed at the knee exactly as reference",
      "top_leg": "Angled forward and slightly upward",
      "bottom_leg": "Angled downward, resting naturally"
    },
    "leg_wear": {
      "type": "Sheer pantyhose",
      "color": "{argument name="tights color" default="matcha green"}",
      "opacity": "semi-sheer",
      "must_be_visible": true
    },
    "arms": {
      "primary_arm": {
        "position": "Bent at elbow",
        "height": "Chest level",
        "hand_action": "Holding a cup",
        "grip_style": "Side grip"
      },
      "secondary_arm": {
        "position": "Resting across the torso under the coat"
      }
    },
    "head": {
      "direction": "Facing sideways",
      "tilt": "Minimal"
    }
  },
  "appearance_constraints": {
    "visible_clothing_only": [
      "long fur coat",
      "matcha green tights"
    ],
    "fur_coat": {
      "style": "Luxury long faux fur",
      "color": "{argument name="coat color" default="matcha green"}"
    },
    "accessories": {
      "sunglasses": {
        "required": true,
        "style": "Dark fashion sunglasses",
        "position": "Worn on face"
      }
    },
    "disallowed_items": [
      "pants",
      "leggings",
      "dress",
      "skirt",
      "black tights",
      "brown tights",
      "shoes"
    ]
  },
  "object_constraints": {
    "drink": {
      "type": "Matcha",
      "cup": "Plain white takeaway cup",
      "position": "Held at chest level"
    }
  },
  "environment_constraints": {
    "location": "Elegant cafe exterior",
    "background": "Dark cafe facade with large glass doors",
    "bench": "Wooden bench",
    "lighting": "Natural daylight",
    "allow_change": false
  },
  "source_images": [
    {
      "id": "FACE_IMAGE",
      "role": "face_identity_reference"
    }
  ],
  "face_settings": {
    "identity_strength": 0.95,
    "expression_match": true,
    "skin_texture": "natural",
    "no_stylization": true
  },
  "negative_prompt": [
    "front facing",
    "looking at camera",
    "standing",
    "different leg position",
    "uncrossed legs",
    "missing sunglasses",
    "black tights",
    "brown tights",
    "pants visible",
    "shoes visible",
    "wrong hand grip",
    "cup held"
  ]
}