"UP"-style Pixar 3D animation, a charming and playful living room, Santa Claus seated on a plush sofa with a joystick in his hands, watching a bright TV screen, a roaring fireplace, a Christmas tree glittering with ornaments, snowflakes falling softly outside large windows, festive and magical ambiance, vibrant and soft lighting in a whimsical cartoon style, --ar 16:9