Europe’s seaside summer scene is sizzling, with party-hard hotspots like Mykonos, Bodrum and Saint-Tropez always attracting eager visitors, along with more low-key yet still lit locales such as Cascais and Menorca. If you’re after something even slower, rooted in relaxation, follow the tranquil rhythms to Comporta, in the Alentejo region. Located just 90 minutes south of Lisbon, Portugal’s capital and the entry point for most international trav…