*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh}#root{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:20px}.btn{padding:12px 24px;font-size:16px;border:none;border-radius:8px;cursor:pointer;transition:all .3s;font-weight:600}.btn-primary{background:#4caf50;color:#fff}.btn-primary:hover{background:#45a049;transform:translateY(-2px);box-shadow:0 4px 12px #4caf5066}.btn-secondary{background:#2196f3;color:#fff}.btn-secondary:hover{background:#0b7dda;transform:translateY(-2px);box-shadow:0 4px 12px #2196f366}.btn-danger{background:#f44336;color:#fff}.btn-danger:hover{background:#da190b}.card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 6px #0000001a;margin-bottom:20px}.input{width:100%;padding:12px;font-size:16px;border:2px solid #e0e0e0;border-radius:8px;margin-bottom:16px;transition:border-color .3s}.input:focus{outline:none;border-color:#667eea}.label{display:block;margin-bottom:8px;font-weight:600;color:#333}