Hyper-realistic t-shirt design featuring a steaming ceramic mug of hot chocolate topped with fluffy marshmallows, surrounded by delicate pine branches and twinkling Christmas lights. Rich color palette with deep burgundy reds, forest greens, and metallic gold accents. Soft atmospheric lighting creates a warm, inviting glow. Professional product photography style with ultra-sharp details, volumetric lighting, and cinematic composition. Photorealistic textures on marshmallows and glossy ceramic mug surface. 8K quality, detailed highlights and reflections, premium holiday aesthetic. | PODspy AI Design