If someone told me a few years ago that I’d fall head over heels for a city perched on the southwestern edge of Australia — more geographically isolated than almost any other capital city on Earth — I’d have been skeptical. But here I am, unabashedly in love with Perth. This sun-drenched, river-kissed, endlessly optimistic city has a way of sneaking up on you. You arrive expecting a pleasant stopover, and you leave booking your return flight before you’ve even cleared customs. Perth is not a city that shouts for attention. It doesn’t need to. It simply glows — with golden beaches, a thriving food scene, world-class wine country on…