Group pages into topics on homepage and in sidebar

docs/source/index.rst

@@ -3,45 +3,54 @@ Rfam Help
 
 |docs|
 
-Introduction
-------------
-
 `Rfam <http://rfam.xfam.org/>`_ is a collection of non-coding RNA families represented by manually curated sequence alignments,
-consensus secondary structures, and predicted homologues. This website, maintained by the :ref:`Rfam team`,
-complements the `Help section <http://rfam.xfam.org/help>`_ of the Rfam website.
+consensus secondary structures, and predicted homologues. This documentation is maintained by the :ref:`Rfam team`.
 
 Contents
---------
+========
+
+.. _about-rfam:
+
+.. toctree::
+  :maxdepth: 1
+  :caption: About Rfam
+
+  about-rfam
+  faq
+  building-families
+  glossary
+  rfam-team
+  contact-us
+
+.. _data-access:
 
 .. toctree::
-   :maxdepth: 3
-
-   about-rfam
-   searching-rfam
-   building-families
-   faq
-   glossary
-   genome-annotation
-   linking-rfam
-   ftp-help
-   citing-rfam
-   api
-   database
-   rfam-team
-   privacy
-   contact-us
-   website-updates
+  :maxdepth: 2
+  :caption: Data access
+
+  searching-rfam
+  ftp-help
+  api
+  database
+
+.. _other:
+
+.. toctree::
+  :maxdepth: 1
+  :caption: Other
+
+  genome-annotation
+  linking-rfam
+  citing-rfam
+  privacy
+  website-updates
+
 
 Get in touch
 ------------
 
 If you have any questions or feedback, feel free to `submit a GitHub issue <https://github.com/Rfam/docs/issues>`_ or email us at **rfam-help@ebi.ac.uk**.
 
-Links
------
-
-* :ref:`search`
-
 .. |docs| image:: https://readthedocs.org/projects/rfam/badge/?version=latest
     :alt: Documentation Status
     :scale: 100%