I'm a US permanent resident, which means I've gone through a whole bunch of interviews and examinations and delays at the border and so on, and my encrypted lap

I'm a US permanent resident, which means I've gone through a whole bunch of interviews and examinations and delays at the border and so on, and my encrypted laptop even has a Tor sticker on it, and no-one's ever asked to look at or been curious about it. So you're probably fine.