You might want to power up the feats. They'd suck at low levels, although the Detect Magic ones not bad at all.
Disregard the following, I typed it before I figured out what your system meant. Unless you like my stuff, in which case by all means.
Eh, feats are expensive and that system seems off. Maybe each [Runic] feat gives you two rune points, which can be used for various things. Like one will give you your choice of five cantrips, each of which you can activate as a standard action by spending a rune point. Then have a handful of level one spells grouped thematically for a few other [Runic] feats. Like