:root{font-family:system-ui,sans-serif;color:#1f2933}body{margin:0;background:#f5f7fa}.app__header{display:flex;align-items:baseline;gap:1.5rem;padding:.75rem 1.5rem;background:#1f2933;color:#fff}.app__header h1{font-size:1.1rem;margin:0}.app__nav{display:flex;gap:1rem}.app__nav a{color:#cbd2d9;text-decoration:none}.app__nav a.router-link-active{color:#fff;font-weight:600}.app__main{padding:1.5rem}