复古国家公园旅游海报生成

Intent: travel poster for a national park. Background: sunrise gradient sky with distant mountain silhouettes. Foreground: dark pine tree line framing the bottom edge. Hero subject: a lone hiker on a ridge, small against the landscape. Finishing details: screenprint texture, muted palette, no logos or trademarks, no watermark. Camera: wide-angle, low-angle view, rule of thirds composition.