Depending on whom you ask, you’re going to hear a wide variety of advice on what makes the perfect summer cocktail. Maybe it’s a cold, citrusy margarita or daiquiri, or a smash overflowing with crushed ice. It could be it’s a tall, fruity glass of sangria. That’s the thing, there are only a couple of requirements for a summer cocktail: 1) It has to be warm outside, and 2) You have to enjoy it. Pretty simple formula, right? That said, there comes a time when even our more reliable go-to cocktailing habits need a little inspiration. We asked 11 top bartenders what cocktail they recommend for this summer. Full story for BostonGlobe.com subscribers.