用Nano Banana Pro创作复古漫画风格卡通插画，以粗犷线条和饱和色彩呈现动态角色，适合打造高能量的复古超级英雄视觉故事。

2D cartoon illustration of a [subject] mid-motion in a [dynamic action pose], drawn in vintage comic book style with bold outlines and saturated primary colors. Featuring dramatic motion streaks, exaggerated perspective, punchy panel composition, and crisp halftone texture. Designed for high-energy visual storytelling with retro superhero flair.