.card {
    border-radius: 15px;
    overflow: hidden;
}

.card-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.alert-info {
    background-color: #e3f2fd;
    border-left: 4px solid #2196f3;
}

@media print {
    .btn, .card-header, .footer, .alert-warning {
        display: none;
    }
    
    .card {
        border: none;
    }
}