Create an ultra-realistic human avatar with well-defined and natural features. The face should be visibly expressive, conveying confidence and friendliness. The skin should have a smooth, realistic texture with soft lighting to highlight facial details. The hair should be natural, medium-length, and well-groomed. The avatar should be looking directly at the camera with a friendly and welcoming expression, as if interacting with the audience. Use a neutral background or a simple environment to avoid distracting from the avatar's face. The camera angle should be slightly below eye level for a more dynamic and engaging perspective." Technical parameters: Format: Vertical (9:16) Position: Focus on the face, with the avatar looking directly at the camera. Lighting: Soft and natural, without harsh shadows. Background: Simple, distraction-free to keep the focus on the avatar. Clothing: Modern, professional look suitable for product presentations. --s 250