:root{color:#222;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#fff;font-family:system-ui,Segoe UI,Roboto,sans-serif;line-height:1.5}body{margin:0}#root{max-width:1126px;margin:0 auto;padding:1.5rem}a{color:#2456a6}header{border-bottom:1px solid #ddd;padding-bottom:1rem}nav{flex-wrap:wrap;gap:1rem;margin-top:1rem;display:flex}nav a.active{font-weight:700}main{padding-top:1rem}