Photorealistic Ghost Mannequin T-Shirt Mockup

Photorealistic 3D ghost mannequin mockup of a completely blank white t-shirt, no print, no logo, no text. Front-facing invisible mannequin, shirt centered and large with smooth blank chest panel for adding artwork later. Background: calm meditation corner with dark sage mat, floor cushion, incense holder, plant, warm lamp, softly blurred for depth. High contrast between white shirt and darker wellness setting, soft direct lighting, subtle realistic shadows, premium Shopify mockup, square 1080x1080. No design, no typography, no brand mark, no visible mannequin, no person, no folded shirt, no plain blank background, no props covering shirt, no smoke obscuring shirt, no harsh light.