Create a photorealistic cinematic commercial about a black Greyhound running with its favorite human

Create a photorealistic cinematic commercial about a black Greyhound running with its favorite human companion through a sunlit park at golden hour. The Greyhound is lean, athletic, elegant, with glossy black fur, long powerful legs, expressive amber eyes, and authentic Greyhound anatomy. The owner is an athletic adult runner wearing dark sportswear. The film begins with quiet anticipation. The owner tightens running shoes while the Greyhound waits attentively nearby. The dog's ears twitch and its eyes lock forward. Close-up on the Greyhound's face. Muscles tighten beneath the skin. Focus sharpens. A small breath escapes. The owner begins running. The Greyhound launches forward instantly with explosive acceleration. Extreme macro close-up of paws striking the ground. Dirt, grass, and dust burst into the air in slow motion, illuminated by warm sunlight. Low-angle side tracking shot. The Greyhound rapidly extends into a full sprint. Long strides cover large distances effortlessly. Muscles flex naturally beneath the coat. Ground-level side profile. Full suspension gallop. All four paws leave the ground simultaneously. The sensation of speed, freedom, and athletic perfection dominates the frame. The Greyhound naturally adjusts its pace and runs beside the owner. Their movement becomes synchronized. Both move with the same rhythm. Front tracking shot. The Greyhound runs toward camera with bright eyes and a joyful expression. Wind flows across its face and ears. Medium close-up while running. The owner smiles and glances toward the dog. The Greyhound briefly looks back. A genuine moment of connection. Wide rear shot. Both reach a hilltop overlooking the landscape at sunset. They slow to a stop and stand side by side looking toward the horizon. Warm golden-hour lighting throughout. Natural motion blur. Airborne dust illuminated by sunlight. Realistic canine biomechanics. Authentic Greyhound gait cycles. Premium sports-commercial quality. Emotional, uplifting, inspiring. Focus on speed, freedom, companionship, trust, and happiness. Avoid jitter, temporal flicker, distorted anatomy, incorrect canine locomotion, inconsistent character appearance, frozen poses, chaotic composition, unrealistic motion.