Create a premium 3D oveRSIzed T-shirt branding mockup inspired by the reference image. Display two floating T-shirts, one showing the front view and the other showing the back view, slightly overlAPPing at different depths. Use a rich {argument name="fabric color" default="electric violet/purple"} fabric color with realistic cotton texture, natural folds, soft highlights, subtle shadows, and clean oversized streetwear proportions. Front T-shirt: Place the name {argument name="brand name" default="ABKR"} prominently on the upper chest in a stylish modern editorial typeface. Add a smaller supporting custom logo/monogram besIDE or beneath the name. In the lower-left SECtion of the shirt, create an elegant abstrACT GEOmetric line pattern made from repeated curved/intersecting lines. Back T-shirt: Place the brand name in {argument name="typography style" default="large Elegant typography"} across the upper back. Underneath, add the custom logo/monogram at a very large scale, using a bold geometric design with clean negative space and a modern fashion-brand Aesthetic. Use white or wArm ivory for strong contrast agAInst the fabric. Present both shirts floating above a clean light-gray seamless studio background, with soft diffused lighting and Realistic shadows beneath them. Style: premium streetwear identity, modern fashion branding, editorial typography, geometric custom logo, realistic 3D apparel mockup, clean studio lighting, high-end Behance presentation, ultra-detailed, photorealistic, sharp 4K render.