have i failed?

i got 89 percentile in mains and also my board phy paper didnt go well. to be honest idont feel anything i dont find anything interesting in my life anymore. since dec 2024 i am feeling low. every since my marks were dropping from 150 to under 100 i have no motivation. nothing feels interesting, i mean nothing not even youtube shorts.i have my chem board paper soon but i dont feel to study. i also feel that if i dont acheive what i want i feel i have failed. i have failed in mains and in phy paperr too. 10 std mei jai se thi waise nahi hue(i was good at studies). i also want to make my parents proud especiallly my papa. im an only child so i want to give my parents the best life. how should i help myself?