Ultra realistic smartphone portrait for music lovers

Ultra-realistic smartphone portrait of a young woman sitting cross-legged indoors while playing a black acoustic guitar.

She is wearing the same t shirt and a black trouser.

Same hairstyle her forehead as she looks down at the guitar with a calm, focused expression. Soft warm indoor lighting, plain cream-colored wall background, natural shadows, candid pose, realistic skin texture, authentic mobile camera quality, slight grain, minimal depth of field, photorealistic, 8K, vertical 9:16. Don't change the face