Refined Nightlife Portrait in Luxury Hotel Elevator

{   "meta": {     "camera": "iPhone 17 Pro",     "lens": "48mm",     "aspect_ratio": "9:16",     "quality": "ultra photorealistic",     "style": "flash nightlife realism, slight grain, imperfect highlights"   },   "scene": {     "location": "luxury hotel elevator",     "time": "2:21 AM",     "atmosphere": "post-party silence, reflective metal walls"   },   "lighting": {     "type": "iPhone flash + elevator LEDs",     "temperature": "mixed",     "effect": [       "hard flash highlights",       "deep shadows",       "mirror reflections"     ]   },   "subject": {     "pose": {       "position": "standing near mirror",       "hips": "pushed slightly back",       "one_hand": "holding phone low",