Pencil sketch of a majestic border collie dog portrait, capturing the essence of its intelligent eyes and graceful fur, inspired by trending artstation styles; in sharp focus with intricate fur details and expressive features. This studio-quality artwork showcases the dog's alert demeanor and lively spirit, evoking the meticulous detail and artistic depth akin to Greg Rutkowski's detailed illustrations, with a subtle play of light and shadow lending the portrait a lifelike presence.