:root{font-family:Inter,system-ui,-apple-system,sans-serif;line-height:1.5;font-weight:400;color:#0f172a;background-color:#f8fafc;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top left,#eef2ff 0,transparent 35%),radial-gradient(circle at bottom right,#e0f2fe 0,transparent 40%),#f8fafc}a{color:inherit;text-decoration:none}button{font-family:inherit}.layout{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;background:#0f172a;color:#e2e8f0;box-shadow:0 2px 6px #00000014}.brand{font-weight:700;letter-spacing:.02em}.nav{display:flex;gap:1rem}.nav a{color:#cbd5e1;font-weight:600}.nav a:hover{color:#fff}.content{flex:1;padding:1.5rem}