/*body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}*/
.header {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    color: white;
    padding: 2rem 0;
    margin-bottom: 2rem;
    border-radius: 0 0 1rem 1rem;
}
.card {
    border: none;
    border-radius: 0.8rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}
.card-header {
    background-color: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    font-weight: 600;
    padding: 0.8rem 1.25rem;
    border-radius: 0.8rem 0.8rem 0 0 !important;
}
.CodeMirror {
    height: 400px;
    border-radius: 0 0 0.8rem 0.8rem;
    font-size: 14px;
}
.btn-primary {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
    border: none;
}
.btn-primary:hover {
    background: linear-gradient(135deg, #5a0db9 0%, #1c6ae4 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}
.btn-outline-secondary {
    border: 1px solid #6c757d;
}
.btn-action {
    transition: all 0.2s ease;
}
.btn-action:hover {
    transform: translateY(-2px);
}
.feature-icon {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #6a11cb;
}
.instructions {
    background-color: #f8f9fa;
    border-radius: 0.8rem;
    padding: 1.5rem;
}
.error-alert {
    display: none;
    border-radius: 0.8rem;
}
.tool-buttons {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}
@media (max-width: 768px) {
    .tool-buttons {
        flex-direction: column;
    }
    .tool-buttons .btn {
        width: 100%;
    }
}