The Main Search is located at the top of your account:
The Main Search will take the characters you type into it and go fetch results from three distinct areas:
These results are shown in a big dropdown menu. You can then click on any resource shown in this dropdown to quickly open its panel.
If you type in an artist name for instance, you will find a quick-access to that artist’s albums, tracks and artist profile through the dropdown. This is what it looks like:
And this is how it looks in action: