Art style: Яркая детская 3D-анимация, весёлый обучающий мультфильм.
Festive 3D animated climax, 9:16 vertical. The top observation deck of the rainbow tower overlooking the entire magical math world. Golden fireworks, confetti, and bright floating numbers up to 90. Mila and Plusik celebrate together with high-fives and victory poses. Triumphant, warm, and magical celebration lighting, cinematic depth.
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FINAL STYLE ENFORCEMENT (this is the authoritative rendering directive — it overrides any style wording elsewhere in the prompt):
Render this image entirely in "Яркая детская 3D-анимация, весёлый обучающий мультфильм" style. Match the lighting grammar, material response, colour science, level of realism / stylisation, line weight, and shading model typical of "Яркая детская 3D-анимация, весёлый обучающий мультфильм". Keep the subject, composition, camera angle, lighting direction, and colour palette from the description above — but EVERY surface, skin, fabric, material, and environmental element must be rendered in the "Яркая детская 3D-анимация, весёлый обучающий мультфильм" idiom, not in any other medium.
