EVERETT — Athletes and sports fans envision Snohomish County becoming a destination for tournaments of elite basketball, volleyball and wrestling teams. To get there, they are restarting efforts to build a state-of-the-art indoor sports complex that was waylaid by the coronavirus pandemic. They picture a building, maybe 100,000 square feet in size, outfitted with eight basketball courts convertible for use for volleyball, wrestling, pickleball, badminton or other indoor sports played on flat floors. There would be locker rooms and a concession area. And it could be open for community use when not reserved for athletic competitions like AAU basketball or USA Volleyball. A location for the facility has not been…