Stylized 3D Cartoon Character Portraits

A cute, stylized cartoon boy with an oversized head and a petite body, hands behind his back, leaning slightly forward, makes a playful face and sticks out his tongue. He has messy brown hair, lively eyes, and a mischievous smile. He wears a navy blue T-shirt, blue jeans, and casual sneakers. The background is a soft light blue, with playful elements such as rockets, planets, stars, and toy cars floating in simple patterns. Studio lighting, soft shadows at his feet, vibrant colors, a smooth 3D cartoon style, Pixar-esque character design, ultra-detailed skin texture, high resolution, and centered composition. A cute, stylized cartoon girl with an oversized head and a petite body, hands behind her back, leaning forward, makes a playful face and sticks out her tongue. She has two braids, soft facial features, and a cheerful expression. She wears a pink T-shirt, denim shorts, and pink sneakers. The background is a soft light pink, scattered with cute floral patterns, a simple and beautiful layout. Bright studio lighting, soft shadows, vibrant yet gentle tones, smooth 3D cartoon rendering, Pixar-style character design, ultra-detailed, centered full-body composition.