Masterpiece, best quality, ultra-detailed, photorealistic, realistic photography, natural human anatomy, highly detailed skin texture, realistic proportions, adult woman, slim feminine physique, naturally proportioned body, long legs, narrow waist, softly defined hips, toned but natural body, realistic anatomy, face, delicate youthful adult facial features, oval face shape, softly tapered jawline, small refined chin, smooth forehead, medium-sized almond-shaped dark eyes, natural slightly arched eyebrows, straight slender nose, small natural lips, subtle soft smile, symmetrical facial proportions, gentle feminine expression, realistic facial structure, natural skin texture, subtle imperfections, hair, long dark brown to near-black hair, thick smooth hair, naturally flowing strands, slightly wavy texture, side-parted hair, loose strands framing the face, realistic individual hair strands, wearing a fitted blue-gray athletic crop top and matching high-waisted fitted athletic shorts, minimal sporty design, matte fabric, natural fabric folds, performing a yoga / stretching exercise in a modern minimalist interior, standing on a yoga mat, torso leaning forward, both hands resting on a wooden yoga block, legs apart in a wide stance, knees naturally slightly bent, relaxed athletic posture, large floor-to-ceiling window on the left, bright natural daylight entering the room, soft sunlight and realistic shadows, modern beige-gray stone or ceramic tiled wall, warm wooden floor, large wall mirror reflecting the woman and the interior, green houseplant in a white pot near the window, wide horizontal composition, full body visible, camera positioned at low-to-medium height, three-quarter side view, natural perspective, realistic lens characteristics, subtle depth of field, cinematic but natural lighting, soft daylight, realistic exposure, high dynamic range, detailed environment, photographic realism, candid fitness photography, unretouched natural appearance