Lets try the following websites -

1. Tiplink - https://tiplink.io/
2. Privy - https://www.privy.io/
3. Phantom (with login with google)

All of these are made for normies to login to web3 dapps without worrying about private keys/seed phrases (ref - https://www.notion.so/Hierarchical-Deterministic-HD-Wallet-c4b2f8e59ed549afb1e40ebcb1316337)

Good video on Building tiplink from scratch - https://www.youtube.com/watch?v=1-oFiYqEsKg