提升图像至4K分辨率，精细皮肤纹理

Upscale your image to 4K with Detailed Skin Texture by using Nano Banana Pro Prompt: Upscale the uploaded image to 4K resolution, preserving 100 % character consistency, original facial features, clothing details, and scene composition. Maintain original lighting, texture, and fine details such as hair strands, fabric texture, reflections, and shadows. Apply high-quality upscaling with sharp but natural edges, no distortions, and minimal AI artifacts. Keep the character’s identity, proportions, and expressions unchanged. Enhance clarity in skin texture, eyes, and background elements while preserving the original color palette and artistic style. Output a crisp, highly detailed, ultra-high-resolution image suitable for print and professional display.