body {
            background-color: #f8f9fa;
            padding: 20px 0;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        .search-container, .settings-panel {
            background-color: white;
            border-radius: 10px;
            padding: 25px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            margin-bottom: 25px;
        }
        .results-column {
            background-color: white;
            border-radius: 10px;
            padding: 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .alternative-column {
            border-top: 5px solid #dc3545;
        }
        .mainstream-column {
            border-top: 5px solid #0d6efd;
        }
        .articles-container {
            overflow-y: auto;
            flex-grow: 1;
            max-height: 400px;
            padding-right: 5px;
        }
        .articles-container::-webkit-scrollbar {
            width: 8px;
        }
        .articles-container::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }
        .articles-container::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 10px;
        }
        .articles-container::-webkit-scrollbar-thumb:hover {
            background: #a8a8a8;
        }
        .article-card {
            border-left: 4px solid #6c757d;
            padding: 15px;
            margin-bottom: 20px;
            background-color: #f8f9fa;
            border-radius: 8px;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .article-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .article-content {
            max-height: 230px;
            overflow-y: auto;
            font-size: 0.95rem;
            line-height: 1.6;
            padding: 10px;
            background-color: white;
            border-radius: 6px;
            border: 1px solid #dee2e6;
            margin: 10px 0;
        }
        .article-content::-webkit-scrollbar {
            width: 6px;
        }
        .article-content::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }
        .article-content::-webkit-scrollbar-thumb {
            background: #c1c1c1;
            border-radius: 10px;
        }
        .article-content::-webkit-scrollbar-thumb:hover {
            background: #a8a8a8;
        }
        .rating-panel {
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-radius: 10px;
            padding: 20px;
            margin-top: 20px;
            border: 1px solid #dee2e6;
        }
        .chart-container {
            height: 280px;
            margin-top: 20px;
        }
        .rating-badge {
            font-size: 0.85rem;
            padding: 6px 10px;
            border-radius: 15px;
            font-weight: 600;
        }
        .source-badge {
            font-size: 0.8rem;
            background-color: #6c757d;
            padding: 5px 10px;
        }
        .article-title {
            color: #2c3e50;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 8px;
        }
        .main-header {
            color: #2c3e50;
            font-weight: 800;
            margin-bottom: 30px;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
        }
        .btn-custom {
            padding: 10px 20px;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.3s;
        }
        .settings-section {
            padding: 15px;
            background-color: #f8f9fa;
            border-radius: 8px;
            margin-bottom: 15px;
        }
        .settings-section h5 {
            color: #2c3e50;
            border-bottom: 2px solid #dee2e6;
            padding-bottom: 8px;
            margin-bottom: 15px;
        }
        .comparison-chart {
            margin-top: 30px;
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            border-radius: 10px;
            padding: 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.08);
        }