Create a vibrant and premium packaging design for a children's handheld Water Game toy using the provided packaging dieline as the exact structure reference. Keep the same box shape, die-cut layout, hanging tab, and transparent front window placement. Design the packaging in a fun cartoon style that attracts children aged 3+.Theme: Underwater adventure + cute cartoon characters.Design Style: Colorful, playful, modern toy packaging, high-quality commercial product design.Color Palette: Bright ocean blue background with vibrant yellow, green, pink, orange and purple accents. Use glossy colors, fun gradients, bubbles, splashes and cheerful patterns. Avoid dull or faded colors.Front Panel Design:Large playful product title "WATER GAME" at the top in a fun 3D cartoon font.Make the title colorful with water splash effects and bubble details.Keep the transparent plastic window completely visible so the actual toy inside can be seen.Add cute cartoon sea characters around the window:smiling dinosaurcute whalefriendly octopuspenguincolorful fishsea turtleAdd underwater elements like coral reefs, sea plants, bubbles, stars and waves.Make the packaging look exciting and premium like a top toy brand product.Side Panels:Continue the underwater cartoon world.Add small character illustrations and playful patterns.Maintain visual consistency with the front design.Top Hanging Tab:Bright matching colors.Add small ocean elements like clouds, bubbles, stars or a cute character.Keep the hanging hole shape unchanged.Overall Look:Eye-catching toy store shelf appearance.Premium children's product packaging.Cute, friendly, energetic and fun.3D realistic packaging mockup.Sharp details, professional printing quality.High resolution, 8K quality.Important Requirements:Use the provided dieline as the exact packaging template.Do not change the box structure.Keep the front transparent window area empty for the product visibility.No extra accessories outside the package.No dull colors.No scary characters.No realistic animals, only cute cartoon style.No unnecessary text except "WATER GAME".Aspect Ratio: Match the dieline proportions.