All-rounder Mohammad Nabi quit as captain of Afghanistan's Twenty20 team on Friday, barely an hour after their winless World Cup campaign ended with a loss to Australia.Nabi, 37, will continue as a player but said he and the selectors were not "on the same page"."From the last one year our team preparation was not to a level that a captain would want it or needed for a big tournament," he said in a statement on Twitter."Moreover, in some of the last tours, the team manager, selection committee and I were not on the same page which had implications on the team balance."He wrote, "Therefore, with due respect, effective immediately, I announce to step down as a captain and will continue to play for my country when the management and team need me."pic.twitter.com/oSpzXxMFGBAfghanistan, coached by former England batsman Jonathan Trott, finished the Super 12 stage in Australia without a win.They had two washouts and two losses to sit bottom of the six-team table in Group 1.Nabi, a middle-order batsman and off-spinner, has played 104 T20 matches for Afghanistan since his debut in 2010.