Medieval female knight in action, galloping on a majestic white horse, striking a heroic pose, with intricately detailed face and expressive eyes, masterpiece, top-tier quality, 8k, photorealistic, by the artistic style of Jeremy Mann, Sandra Chevrier, and Maciej Kuciara, sharp and lifelike, with authentic shadows, wielding a gleaming sword, vibrant and dynamic scene, the armor reflecting the sunlight, surrounded by a lush medieval landscape, her cape flowing in the wind, evoking a sense of noble courage and elegance.