Create a premium vertical book cover for a historical narrative book intended for Amazon KDP. The title is “Polvere di Frontiera” (Frontier Dust) and the subtitle is “Storie e segreti sepolti del selvaggio West” (Stories and Buried Secrets of the Wild West). The scene must instantly evoke the West without relying on clichés: in the foreground, a lone cowboy stands with his back to the viewer, facing an old, wind-worn wooden signpost that is tilted and nearly illegible. The sign points toward a forgotten trail or an abandoned outpost. The cowboy wears a wide-brimmed hat and a leather jacket, with one hand resting near his holster as if weighing whether to move forward or turn back. The Colorado desert stretches out before him: red rocks, dry brush, suspended dust, and a trail fading into distant canyons. The sunset is low and sharp, casting warm light and deep shadows in the style of Sergio Leone. The atmosphere must be tense, epic, and cinematic—like the moment just before something happens. No modern elements, no watermarks. Large, elegant, and perfectly legible typography: the title dominates the upper section, while the subtitle appears clear and clean at the bottom. Quality befitting a bestseller on the history and mysteries of the West. Mehr sehen