A refined Art Nouveau portrait of a majestic Oriental cat, featuring delicate pale blue gray fur, intricate fine line work, and striking copper and amber eye accents. The cat's elaborate swirling fur seamlessly blends into lush botanical leaf patterns, while an ornate high collar and elegant teal dress with decorative filigree add a touch of sophistication. Set against a textured copper and burnt orange background, the scene exudes an ethereal atmosphere, reminiscent of detailed ink and watercolor illustrations. Soft artistic lighting accentuates the cat's refined features, precise linework, and serene expression, evoking a museum-quality artwork.