:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;color:#0f172a;background-color:#f8fafc}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,#e0f2fe,#f8fafc 60%)}main{display:flex;min-height:80vh;align-items:center;justify-content:center;padding:2rem}