NEW YORK — Calling all sports fans. This season, athletic-inspired looks were well represented on the runways, but that didn’t mean a generic line of gym gear. Designers are keeping things light with layered tops, shrunken sweatshirts and plenty of hooded numbers that are playful yet fashionable. Here, a cotton sweatshirt with netting detail by Markus Huemer: Unit, worn over T21’s Lyocell dress, photographed at Bowlmor Lanes. For more on the sporty life, see today’s photospread Playing Field.