A vibrant cartoon with colours and smooth animation. Create an original young anime-inspired hero character named Kai, designed for a colorful children's adventure cartoon series. Kai is a brave energetic boy with spiky dark blue hair, large expressive brown eyes, a friendly confident face, and an athletic but age-appropriate build. He wears an original orange and navy-blue adventure outfit with a short sleeveless jacket, simple gloves, comfortable boots, and a small glowing energy emblem on his belt. Full-body character sheet, standing in a neutral pose, front view, clean silhouette, consistent proportions, colorful 2D anime-inspired cartoon style, expressive face, polished professional animation design, soft cinematic lighting, clean background, high detail, vibrant colors, suitable for a children's animated series. Keep Kai's face, hairstyle, outfit, colors, proportions, and accessories exactly consistent across future images and video scenes. Do not copy any existing anime character or copyrighted design.