Photorealistic Amber-Eyed Cat Portrait

Create a highly realistic studio portrait, with a long-haired animal as the main subject.{argument name="animal subject" default="domestic cat"} The composition employs a compact head-to-chest angle, with the subject facing the camera directly, centered, and gazing at the viewer with a calm, slightly serious expression. This cat possesses {argument name="fur color and pattern" default="Dark charcoal gray and white two-tone hair"} It has a white muzzle and a white stripe on the center of its forehead. Its chest is covered in fluffy, white hair, while its cheeks and crown are darker. The long, layered hair shows clearly individual strands. It is characterized by large, erect, triangular ears with pink inner ears and slender ear tufts.{argument name="eye color" default="Golden amber"} The eyes are vertical and sharp, the pupils are small and soft, the nose is pink, and the whiskers extend to both sides. The photograph employs a realistic animal photography style, showcasing extremely detailed fur texture, natural and soft studio lighting, a shallow depth of field, and sharp focus on the face and eyes with subtle catchlights. The background is a smooth, dark color.{argument name="background color" default="Dark green"} It features soft vignetting. The portrait is vertically composed, square to near-vertical cropped, without accessories, text, or watermarks, and contains no human elements.