A cute bunny donning a sleek, futuristic mech suit featuring advanced technology details, reminiscent of a Pixar animation, accentuated with soft pastel colors. The scene is illuminated with natural and realistic lighting, showcasing intricate shading and ultra-detailed textures. The bunny and mech are rendered in high-quality 3D using C4D, with the octane render engine, enhanced by ray tracing to achieve stunning reflections and depth, all presented in a crisp 8k resolution, while playful sparks hover around, adding a whimsical touch.