Ultra realistic portrait, adult woman over 21, slim petite frame optimized for chest emphasis, narrow shoulders, narrow ribcage, small defined waist, low body fat athletic feminine build, half body framing head to upper thighs, (medium full round breasts:1.8), (very high natural lift:2), (predominantly firm structure:1.9), (45 softness 55 firmness balance:1.6), (strong forward projection:1.8), (full upper pole fullness:1.8), close set cleavage, tight youthful skin elasticity, completely natural appearance, no implants, no sagging, no flat chest, posture engineered for lift, body turned three quarter to camera, shoulders rolled back, chest subtly forward, both arms raised, hands in hair, elbows lifted to mechanically enhance lift and firmness, confident relaxed stance, fun flirtatious sexual energy Face and styling chosen to reinforce chest focus, cute youthful face, round facial structure that contrasts firm chest, (large expressive blue eyes:1.7), to draw gaze upward then back to chest, balanced eye spacing, small cute nose, small natural lips to avoid facial dominance, defined jawline, (high cheekbones:1.4), clean youthful beauty, no visible makeup except subtle artistic enhancement, playful teasing smile, warm direct eye contact Brunette hair selected to contrast fair skin and highlight breast contours, rich dark brown hair color, textured hair, either short tousled cut exposing shoulders and collarbones or long hair pulled into a high ponytail to fully clear chest line, loose strands for natural realism, soft studio lighting from above and slightly forward engineered to accent breast roundness lift and firmness, gentle shadow under bust for definition, shallow depth of field isolating torso, modern fashion editorial aesthetic, (boob focused composition:1.8), (flirtatious sensual mood:1.6), ultra high detail, high realism