Clean, minimalist flat vector illustration recreating the reference image with crisp sharp lines and high clarity. A cute kawaii triangular road warning sign character with rounded corners, bright red smooth thick border, and pure white interior. In the center, a bold black exclamation mark above a cheerful friendly smiling face with large glossy black cartoon eyes, small cute pink blushing cheeks, and a happy curved mouth. Clean geometric vector graphic style, smooth solid flat colors, razor-sharp outlines, high-resolution vector icon, isolated on a clean solid white background, no artifacts, no blurs.
