장난스러운 3D 카툰 키즈 캐릭터

A cute stylized 3D cartoon [boy and girl] standing side by side with oversized heads and small bodies, hands behind their backs, leaning slightly forward while making playful funny faces with their tongues sticking out. The boy has [messy brown hair, expressive eyes, wearing a navy blue t-shirt, blue jeans, and casual sneakers]. The girl has [two braided pigtails, cheerful facial features, wearing a pink t-shirt, denim shorts, and pink sneakers]. Background is split between soft [pastel blue with floating miniature rockets, planets, stars, and toy cars] and soft [pastel pink with scattered minimalist flower patterns]. Centered full-body composition, bright studio lighting, soft shadows beneath feet, vibrant pastel palette, smooth 3D cartoon animation style.