Confident gym mirror selfie JSON prompt for Nano Banana Pro

{ "pose": { "description": "She stands in a gym, holding a water bottle in one hand while wiping her forehead with the other; expression confident and slightly playful." }, "background": { "description": "Gym interior with dumbbells, mats, neon signs, and reflection lights." }, "atmosphere": { "description": "Sporty, energetic, confident." }, "reference_style": { "description": "Fitness realism.", "details": { "shot": "Mirror-angle half body shot.", "subject": "100% accurate face and hairstyle.", "outfit": { "description": "Black sports bra and grey high-waisted leggings." }, "lighting": { "description": "Bright gym overhead lighting with clear reflections." } } }, "negative_prompt": { "description": ["wrong reflections", "AI body warping", "changed face"] } }