Blank White T-Shirt Lifestyle Mockup

Realistic lifestyle mockup of an adult female model wearing a completely blank plain white unisex t-shirt, no print, no logo, no text, no graphics. Front-facing relaxed standing or seated pose near a dark sage yoga mat in a calm home wellness corner. Shirt chest is fully visible and unobstructed for adding artwork later. Background props: rolled yoga mat, water bottle, small towel, plant, neutral wall, soft warm lamp. Visual mood: low-cortisol, calm, unbothered, routine-based self-care without medical claims. Soft natural daylight, high contrast, square 1080x1080. No shirt design, no text, no branding, no hands covering shirt, no hair over chest, no sports bra or jacket over tee, no clutter, no medical symbols, no cortisol/health claim text, no dramatic gym lighting.