What would you suggest to replace Lobster on a blog? It is currently used for the site name and all headers and while I don't mind it for the site name, I think it is messy and difficult to read in the headings and sub-headings in the posts. The main text font is Helvetica Neue, sans-serif, and the sidebar headings are Montserrat sans-serif. I'm looking for something that's clean and modern without being too stern.
This is the site:
Any ideas are greatly appreciated!