Gym Mirror (UGC realism, no logos)

{  "category": "GYM_MIRROR_UGC",  "subject": {    "demographics": "Adult woman, 21-27, Turkish-looking, athletic.",    "hair": {      "color": "Dark brown",      "style": "High ponytail, slightly messy",      "texture": "Strands visible, sweat-touched flyaways",      "movement": "A few strands cling near forehead"    },    "face": {      "eyes": "Bright, energized",      "skin_details": "Real pores, subtle sweat sheen",      "makeup": "Minimal, natural"    },    "clothing": {      "outfit": "Minimal activewear set (no logos/text)",      "fit": "Realistic athletic fit, subtle fabric tension",      "texture": "Fabric knit visible"    },    "accessories": {      "jewelry": ["Small silver hoops (optional)"]    }  },  "pose": {    "type": "Mirror workout selfie vibe (phone not shown directly)",    "orientation": "Half-body",    "hands": "One arm relaxed, the other lightly flexed (natural, not extreme)",    "gaze": "Mirror eye contact",    "expression": "Small proud smile"  },  "setting": {    "environment": "Gym locker area",    "background_elements": [      "Mirrors with realistic smudges",      "Soft fluorescent overhead lighting",      "Equipment blurred"    ],    "depth": "Face + torso sharp; background softened"  },  "camera": {    "shot_type": "Half-body mirror portrait",    "angle": "Slightly high angle typical of casual selfie",    "focal_length_equivalent": "24-28mm phone wide",    "framing": "4:5",    "focus": "Sharp on face, slightly softer on background"  },  "lighting": {    "source": "Fluorescent overhead gym lighting",    "direction": "Top-down with mild fill from mirrors",    "highlights": "Realistic sweat sheen highlights",    "shadows": "Soft under chin"  },  "mood_and_expression": {    "tone": "Motivated, relatable, candid",    "expression": "Proud and friendly"  },  "style_and_realism": {    "style": "Photoreal UGC",    "imperfections": "Mild noise, imperfect WB"  },  "technical_details": {    "aspect_ratio": "4:5",    "noise": "Mild",    "motion_blur": "Minimal"  },  "constraints": {    "adult_only": true,    "no_text": true,    "no_logos": true,    "no_watermarks": true  },  "negative_prompt": [    "brand logos", "readable text",    "extra fingers", "warped mirror",    "plastic skin", "cgi look"  ]}