Sandbox Maps in AssaultCube

[CharlieEcho]

Hey out there - i've made sum pretty cool map in platinum arts sandbox 2,5 and now dont know how to import them to AC...i wanna start a server with this maps but still dont even know how to play them offline...plz sumone write a detailled step - by - step tutorial how to make my dream come true :-) im a newbie in AC, so get ready for dumb questions... :-D

greets CE