a highly detailed, ultra high- resolution illustration of a playful Christmas puppy, adorned with a bright red Santa hat, sitting on a snowy white background with subtle texture, surrounded by festive holly leaves and berries, with intricate fur texture, big brown eyes, a sweet smile, and a fluffy coat in shades of golden brown and creamy white, with a warm golden light casting a gentle glow on the scene, evoking a sense of joy, wonder, and coziness