Very nicely done. This is kind of a cryptic that is approachable, even easy. You could make the clues a bit harder and it would still be better than the usual cryptic. Thanks!
The first half's a vehicle, the second gives its weight. / The whole's this container for milk or (perhaps) for bait.
1
2
3
4
5
6
7
Orizzontali
3A
To pacify, to mollify, to keep them from blowing a fuse. / Or the quality of a smart phone on which the tools are easy to use?
6A
"Is I inside a fish?" I ask, causing you vexation. / It sounds wrong, yes, but it sneakily clues this Mediterranean nation.
7A
Try to take from the boy / His most favorite boat toy, / And he'll cry out two words 'bout the boat. / To those words add an E / And this new word you'll see, / Meaning "candidate", one for whom you can vote.
Verticali
1D
The first half's a vehicle, the second gives its weight. / The whole's this container for milk or (perhaps) for bait.
2D
In the middle of praising, a snack highly rated -- / This small but tasty fruit desiccated.
4D
Ma is there, and so is Pa. Double the middle, and Nana's there too. / They're all in this land, a place with an isthmus and a passage for ships to get through.
5D
"Que sera, sera!"... The song holds a message -- holds wisdom you should not forsake. / It also holds this rubbery thing that can fix a pencilled mistake.