Mage/Dark Wizard Help tanky mage build

im getting back into playing after a couple years and my mage build sucks now. i want something kinda tanky, high mana regen, would prefer riftwalker and/or lightbender focused. pref no mythics

current build https://wynnbuilder.github.io/builder?v=7#9_0pc01+0kQ0ar0Q10U60Tm0OM0SQ00001l000x1b000000z0z0+0+0+0+0-1Tl-FcOzY6

> Third Eye
> Aquarius
> Seipodon
> Riverflow
> Lodestone
> Detective's Ring
> Lazarus' Brace
> Diamond Hydro Necklace
> Morrowind