I see style, and how bands sound, as really them being a mixture of there influences styles.
Oh, and 'special moves'... thats what I call these...
----------------12-----
--------15p12---------
---14b-----------------
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OR
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------7--8--9--10-----------
--9b----------------r9---7~~
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The first one is a series of notes that sound cool when repeated. SLash uses them in countless songs as do so many other guitarists.
The second one is in hotel california and patience by GnR, it so is a famous lick.
To me thats all music really is... just a case of building up an inventory of ideas that you can put places.