俏皮的扁平矢量海报插画，参考图像与[subject]合影，摆出[interaction/pose]姿势，穿着[outfit]，置身于[envi…

Playful flat-vector poster illustration of the reference image posing with [subject], in [interaction/pose], wearing [outfit], set in [environment]. Use clean, thick black outlines, simple rounded geometric shapes, flat solid color fills, minimal facial details, small neutral eyes, a calm deadpan expression, simplified hands and body proportions, pastel color blocking, sparse confetti doodles, tiny abstract icons, clean negative space, crisp graphic poster layout, and a controlled [color palette]. Add the name [TEXT] in bold, modern typography integrated naturally into the poster design. Style: Cute minimalist flat vector, editorial poster aesthetic, high contrast outlines, smooth geometric construction, playful yet clean composition, premium graphic design, no gradients, no realistic textures, no shadows, flat colors only. Aspect Ratio: Vertical 3:4.