Desktop replacement

My current PC is over 10 years old, and gasping its last breaths. My husband has offered to buy me a replacement for my birthday (next week!) and tasked me with deciding what I want. I'm looking to spend under $1400 I've settled on a laptop, since I have a lot of projects I've been putting off...

I'm in the process of buying a new laptop, and I am a wanting to make sure the laptop I pick will suit my needs as well as last me for a long time. I am needing a workstation for 2D/3D CAD and graphic design. The main reason I've decided I need a laptop over a desktop is the fact I am a...