masterpiece, best quality, ultra-detailed, absurdres, highres, 8k uhd, raw photo, photorealistic, extremely sharp focus, intricate details, professional studio photography, a beautiful woman in her late 20s with long slightly straight light brown hair cascading over her shoulders, warm genuine smile showing teeth, playful expression, looking slightly off-camera, completely nude, sitting on a black office chair with legs spread wide apart, left hand resting gently on her inner left thigh, completely flat chest, utterly flat torso, no breasts whatsoever, tiny pink nipples on completely flat chest, visible detailed vulva, small dark tattoo on left hip, highly realistic skin texture with visible pores, fine vellus hair, subtle skin imperfections, natural subtle sheen, a few small moles scattered across her shoulders, chest and thighs, soft warm indoor lighting with gentle window backlight, white horizontal blinds closed behind her, red plastic Solo cup on the white windowsill to the right, cozy modern room interior, perfect anatomy, cinematic composition, volumetric soft lighting, natural skin tones, shot on Canon EOS R5, 50mm lens, f/2.8, shallow depth of field, highly detailed face and hands, intricate hair strands