Corporate eBook Cover & Content Polish

I am finalising a non-fiction eBook and need two things completed in tandem. First, the cover: it must carry a professional, corporate aesthetic—clean lines, balanced typography, restrained colour palette—while clearly presenting the title, subtitle, and my name... (Budget: ₹1500 - ₹12500 INR, Jobs: Adobe Illustrator, Adobe InDesign, Adobe Photoshop, Canva, eBook Design, Editing, Graphic Design, Illustrator, Photoshop)