If sleek lines and cozy vibes had a perfect meeting point, it would be found in midcentury modern fireplace ideas. With their low-profile mantels, clean aesthetics, and warm wood or stone accents, these fireplaces redefine retro elegance. Whether it's a suspended cone fireplace or a tiled hearth in earthy tones, these designs fit seamlessly into stylish, curated spaces. Pair it with a statement armchair, a teak coffee table, and iconic lighting to complete the look. It’s the perfect way to…