body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol;background-color:#f0f2f5;color:#1c1e21}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px}.auth-card{background:#fff;padding:2rem;border-radius:8px;box-shadow:0 4px 12px #0000001a;width:100%;max-width:400px;text-align:center}.auth-title{margin-bottom:1.5rem;font-size:1.75rem;color:#333}.form-group{margin-bottom:1rem;text-align:left}.form-group label{display:block;margin-bottom:.5rem;font-weight:600}.form-control{width:100%;padding:.75rem;border:1px solid #ddd;border-radius:6px;font-size:1rem;box-sizing:border-box}.btn{width:100%;padding:.75rem;border:none;border-radius:6px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:background-color .2s ease}.btn-primary{background-color:#007bff;color:#fff}.btn-primary:disabled{background-color:#a0cffc;cursor:not-allowed}.alert{padding:1rem;margin-bottom:1rem;border-radius:6px}.alert-danger{background-color:#f8d7da;color:#721c24;border:1px solid #f5c6cb}.auth-switch{margin-top:1.5rem}