we say 最近怎么样？

(你) 怎麼啦 ? (你) 還好吧 ?

We do not usually say "你好嗎?" We alway say "最近如何?" or "最近好嗎?"

“怎么了” 也行哦，我觉得…对吗？这样说不是更随便吗

Maybe u can say' 您吃了吗？' （ nin chi le ma ）it is used in Tianjin, China. it is the same as ' how are u doing today' very funny expression