Thank you for letting us know :-)
(Sorry things are so troublesome for you!)
You might want to browse these articles:
Try once more to "Restart" your iPhone
https://support.apple.com/en-us/HT201559
If that doesn't work, try:
"Force restart" iPhone
https://support.apple.com/en-au/guide/iphone/iph8903c3ee6/ios
Still need help ?
If the screen isn't working on your iPhone or iPad
https://getsupport.apple.com/?caller=ikb
And:
Do you know if your phone is charged / charging ok ?
If your iPhone or iPod touch won't charge
(You might need to charge for up to an hour.)
https://support.apple.com/en-us/HT201569#slow
If you still need help:
Contact Apple Support:
Connect by phone, chat, email, and more.
https://getsupport.apple.com/
or
iPhone Support Website:
https://support.apple.com/iphone
Hope this helps you get your iPhone working properly again :-)