clothing mockup -shirt mockup sunlit wall stunning visuals generative ai clothing mockup -shirt mockup sunlit wall stunning visuals generative ai rgb editable psd 4k t-shirt wall shadow plant silhouette window light apparel design fashion mockup clothing template graphic tee visual presentation photorealistic mockup shadow play natural lighting design showcase textile design mockup template creative display shirt design fashion photography mockup design realistic shadows apparel artistic mockup visual appeal design inspiration high-quality mockup mockup download editable mockup mockup psd 4k resolution design mockup shadow effect mockup scene apparel mockup mockup art fashion visualization mockup creativity mockup aesthetics mockup innovation generative ai