Stylized Sea Turtle Icon with Mosaic Shell

stylized sea turtle icon, top-down view, centered on a clean white background, geometric mosaic shell made of irregular hexagonal and polygon tile shapes, thin white grout lines separating each tile, rounded flippers and head filled with small scale-like polygon patterns, smooth vector illustration, flat graphic design, vibrant tropical gradient transitioning from teal and turquoise on the upper left to golden yellow and coral red on the lower right, crisp edges, minimal composition, no text, no watermark