*{margin:0;padding:0;box-sizing:border-box}body{font-family:Georgia,serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#f5f7fa,#e4e8ec,#d1d8e0);min-height:100vh}#root{width:100%;min-height:100vh}*{transition:opacity .3s ease}button:focus,input:focus{outline:2px solid #667eea;outline-offset:2px}@media print{body{background:#fff}}