A close-up of a crystal-clear glass filled with dark cola, brimming with fizzy carbonation bubbles, and topped with perfectly formed ice cubes. The glass is sweating with condensation, reflecting a frosty, refreshing chill. The liquid sparkles under soft ambient lighting, emphasizing its deep caramel hue. The background is a blurred gradient of warm tones, adding to the inviting atmosphere. Realistic and detailed, showcasing the refreshing appeal of an ice-cold drink, highly appetizing and vibrant. --ar 2:3