Fall is all about trying something new, and that goes for everything from your dye job to your digits. But adding a few cold-weather details doesn’t mean you have to abandon some of the tried-and-true trends you loved all summer long. Case in point: tie-dye nails. Tie-dye nails were a big trend over the summer, and we can totally see why. With a killer combo of all your fave colors, tie-dye nails are the perfectly groovy design destined to bring festival vibes to your life all year round. Channel that boho life for your autumn nail art by pairing the…