Supports PDF, DOC, images, archives, CAD files (DWG, DXF, RVT, IFC), and 3D models (GLB, SKP, OBJ, STL, FBX)
Max file size: 12 MB
Max total upload: 60 MB
💡 Large files (videos, executables, etc.): Upload to Google Drive/Dropbox and share the link in the URL field
