/* static/css/style.css */
body {
    background-color: #f8f9fa;
}

.container {
    max-width: 960px;
}

.card-header-tabs {
    margin-bottom: -1px;
}

.nav-link {
    color: #6c757d;
}

.nav-link.active {
    color: #000;
    background-color: #fff;
    border-color: #dee2e6 #dee2e6 #fff;
}

.result-preview {
    white-space: pre-wrap;
    word-wrap: break-word;
    max-height: 400px;
    overflow-y: auto;
    font-family: 'Courier New', Courier, monospace;
}

.action-btn:disabled {
    cursor: not-allowed;
}

.progress-bar {
    transition: width 0.6s ease;
}