A close-up of a pug in a festive red hat against a warm background.

A close-up portrait of an adorable pug dog wearing a bright red Santa hat, its wrinkled face and large expressive eyes in sharp focus. The background is a warm, soft-focus gradient of golden and amber tones, creating a cozy holiday atmosphere. Subtle twinkle lights add a festive sparkle to the scene. High-quality, studio-style lighting enhances the pug's features and the textures of its fur and hat.