Your timeline is maybe too tight without context of features your looking for.
If you could provide some examples folks will have a better idea if your request is doable with8n the prefered time.
If it is more simply elements these might be simply exploring some Customization > Theme component , Customization > Theme and may need a couple of Customization > Plugin.
Many Themes for example use Theme components included in the full Theme install.
Otherwise might be a lot more involved if requires development time vs setup.