Shop bought furniture is ok as standard but if you want something specific, to fill a certain space and look a certain way, then you might have to opt for custom built furniture instead. This allows you to choose the exact specifications of your furniture piece, including the style, the type of wood it is made with and the measurements. It will be made completely bespoke to you so that you don’t have to worry about whether it will fit or how much space it will take up.
There are lots of skilled carpenters who can make custom furniture pieces for you. Find someone who is experienced in what you want, who is able to draw up designs for you and who charges a reasonable price for their furniture making services. They will help you through the process and will be able to make your vague ideas into a reality.