Blank White Unisex T-Shirt Mockup

Photorealistic lifestyle mockup of an adult female model wearing a completely blank plain white unisex t-shirt, no print, no logo, no text, no graphics. The shirt front must face camera clearly with a large smooth unobstructed chest area reserved for adding a design later. Model seated at a cozy coffee shop table with warm dark wood, journal, ceramic mug, small plant, softly blurred background. Natural window light, relaxed self-care/social-battery mood, high contrast so the white shirt stands out, ecommerce-ready square 1080x1080 composition. No design on shirt, no text, no logo, no watermark, no cropped chest, no jacket covering shirt, no hair covering chest, no hands over chest, no busy pattern on shirt, no harsh shadows, no medical claims text.