Buff Sona's Base Stats A Bit?

If you've ever played Sona, I'm sure you can recall at least a few times where you're laning with your adc or teamfighting, everything's going smoothly, and all of the sudden you're left with no mana and completely useless to your team.

I get that she's a versatile support with heavy utility and burst damage, and needs her low base stats for countering purposes. However, I don't think it's fair on her part that Yuumi, a champion that is literally untargetable, gets essentially the same health stats and higher mana stats than Sona gets. And Yuumi's mana issues aren't nearly as severe as Sona's, which is ironic. Because unlike Yuumi, Sona risks herself getting dived when she pokes with her q, and if she gets caught out in the slightest she's almost guaranteed dead because her health is so low.

And yes, I am aware that you can increase her mana via etc. But by investing your gold in ap items you miss out on crucial support items like .