nǐ / kǎo / lǜ / de / tài / guò / xì / le / fǎn / ér / bǎ / jiǎn / dān / de / wèn / tí / fù / zá / huà

你考虑得太过细了，反而把简单的问题复杂化。

You are being overly meticulous and are making a simple problem more complicated.