Falling in love is the biggest gamble of all.   Navy Chief Calder Euler loves to win big. His latest score? A remote mountain cabin. Checking it out is supposed to be a quick trip, but Calder’s luck abruptly turns when a freak injury and a freakier snowstorm leave him stranded.   Oh, and the cabin isn’t empty. A silver fox caring for two young girls claims that the property is his, but Calder’s paperwork says otherwise.   Felix Sigurd is on a losing streak, and his ex-husband risking the cabin in a reckless bet is only the latest in a series of misfortunes. He’ll tolerate the handsome stranger for a couple nights--even care for his injuries—but that’s it.   Calder doesn’t know a damn thing about kids, but making pancakes for Felix’s girls is a surprising delight. Trapped in the cabin, the four of them slip easily into the rhythms of a family.  But when the ice melts, they&r