Welcome! There are loads of great videos on YouTube on styling and overnight routines/ second day hair.
Basically throw your brush in the trash, curly hair should only be combed to detangle in the shower when slathered in conditioner and never brushed. Purchase a satin scrunchie, satin or silk pillowcase or sleeping cap to reduce bedhead.
2a-2c, medium texture, porous/ colour treated. Three years CG, growing out mechanical and chemical damage = breakage and very high porosity. Past armpit length heading for waist.
CO-wash: Inecto coconut
Treatments: Komaza Matani, coconut oil, Hairveda Sitrinillah
Leave in: Fructis Sleek & Shine (old), Gliss ultimate volume, Inecto argan
Styler: Umberto Giannini jelly, Boots Essentials gel
Experimenting with: going back to basics