A cat wearing a Santa hat, detailed portrait, young adult tabby cat, green eyes, dark grey fur with lighter patches, calm expression, slightly pensive pose, leaning slightly, wearing a deep red Santa hat with white fur trim, soft fur texture, red fabric draped around the cat, dark background with soft bokeh lighting effects, concentrated lighting on the cat's face, warm tones, artistic style, digital painting, closeup view, realistic fur details, holiday atmosphere, cat's head