:root{--primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%)}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f3f4f6}app-root{display:block;height:100%}