A mesmerizing digital painting of a vibrant sunset over an enchanting city nestled within towering trees, featuring rustic wooden buildings with elements of fantasy and medieval architecture. Above the city, a colossal, luminous crystal hovers in the twilight sky, casting radiant beams that shimmer through the treetops and illuminate the intricate landscape below. The scene is bathed in a warm color palette, enhancing the mystical ambiance of this otherworldly haven. The sky is painted with hues of amber and lilac, contrasting with the verdant greens of the forest, harmonizing nature with magic in a breathtaking spectacle.