Minimalist 3D Mail Notification Icon

minimalist 3D app icon of a mail notification, centered rounded white speech-bubble tile with a soft matte finish, a folded yellow-gold envelope embossed in the middle, small red circular notification badge with the number 1 at the top right corner, floating on a flat pastel periwinkle blue background, clean claymorphism style, soft ambient studio lighting, subtle shadows, smooth beveled edges, gentle plastic texture, modern mobile UI icon design, simple geometric composition, crisp and polished