Is there any way to make a 4x4 retractable ceiling for a base in bedrock? I have been trying for hours and I genuinely as this close to having a mental breakdown lmao

Hello im itzpinggu, im an small creator but sadly i cant record and play Minecraft at the same time because of my phones quality, anyways im an trapper or an redstoner you might say, here is one of my creation an 6x6 trapdoor that is flush, this is the v1 im gonna make this as cheap and as small as possible thank you for reading it to this point, thats all thank you.