由 Flux Kontext Pro 生成的 FLUX AI 图像

1. preserve: keep all existing facial features exactly the same (eyes, brows, nose, lips, and their spacing and proportions). 2. transform face shape: modify the overall outline to an oval form—make the face distinctly longer than wide, ensure the cheekbones are the widest horizontal point, soften the jawline so it tapers gently into a rounded chin. 3. adjust neck: slim the neck to be slender and proportional in length relative to the resized head, maintaining natural muscle contours without altering collarbones or shoulder width.