(best quality, detailed illustration), 1 friendly male character, "Safety Big Brother", smiling confidently, wearing a functional emergency rescue jacket (blue), a safe helmet, holding a friendly AI robot companion, (background: a modern emergency education base, Ulanqab grassland under sunny sky), warm lighting, soft shadows, Pixar style, 3D cartoon, approachable and trustworthy, mascot design, clean background. (easynegative), scary, serious, aggressive, military, weapon, complex background, realistic, photo.