* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #f5f5f5;
            color: #333;
            line-height: 1.6;
        }

        .container {
            max-width: 1400px;
            margin: 0 auto;
            padding: 20px;
        }

        .header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 30px 0;
            text-align: center;
            border-radius: 12px;
            margin-bottom: 30px;
            box-shadow: 0 8px 32px rgba(0,0,0,0.1);
        }

        .header h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }

        .header p {
            font-size: 1.1em;
            opacity: 0.9;
        }

        .auth-controls {
            text-align: center;
            margin-bottom: 30px;
        }

        .btn {
            background: #007bff;
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 6px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s ease;
            margin: 5px;
            display: inline-block;
            text-decoration: none;
        }

        .btn:hover {
            background: #0056b3;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0,123,255,0.3);
        }

        .btn:disabled {
            background: #6c757d;
            cursor: not-allowed;
            transform: none;
            box-shadow: none;
        }

        .tab-container {
            background: white;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            margin-bottom: 20px;
        }

        .tab-header {
            display: flex;
            background: #f8f9fa;
            border-radius: 12px 12px 0 0;
            padding: 5px;
            border-bottom: 1px solid #dee2e6;
        }

        .tab-btn {
            flex: 1;
            padding: 15px 20px;
            border: none;
            background: transparent;
            cursor: pointer;
            font-size: 16px;
            font-weight: 500;
            border-radius: 8px;
            transition: all 0.3s ease;
            position: relative;
        }

        .tab-btn:hover {
            background: rgba(0,123,255,0.1);
        }

        .tab-btn.active {
            background: #007bff;
            color: white;
            box-shadow: 0 2px 10px rgba(0,123,255,0.3);
        }

        .badge {
            background: #dc3545;
            color: white;
            font-size: 12px;
            padding: 2px 8px;
            border-radius: 10px;
            margin-left: 5px;
            font-weight: normal;
        }

        .tab-content {
            padding: 20px;
            min-height: 400px;
        }

        .controls-section, .hidden-controls-section, .settings-section {
            background: white;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 20px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }

        .controls-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 15px;
            margin-bottom: 20px;
        }

        .control-group {
            display: flex;
            flex-direction: column;
        }

        .control-group label {
            font-weight: 600;
            margin-bottom: 5px;
            color: #555;
        }

        .control-group select {
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 14px;
        }

        .counters-container {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-bottom: 20px;
        }

        .counter-item {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 12px 16px;
            border-radius: 8px;
            font-weight: 600;
            text-align: center;
            min-width: 120px;
            box-shadow: 0 2px 8px rgba(102,126,234,0.3);
        }

        .counter-number {
            font-size: 1.2em;
            font-weight: bold;
        }

        .comment {
            background: white;
            margin-bottom: 20px;
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.1);
            border-left: 4px solid #007bff;
            transition: all 0.3s ease;
        }

        .comment:hover {
            box-shadow: 0 4px 25px rgba(0,0,0,0.15);
            transform: translateY(-2px);
        }

        .hidden-comment {
            background: #fff8dc;
            margin-bottom: 20px;
            padding: 20px;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0,0,0,0.1);
            border-left: 4px solid #dc3545;
            transition: all 0.3s ease;
        }

        .hidden-comment:hover {
            box-shadow: 0 4px 25px rgba(0,0,0,0.15);
            transform: translateY(-2px);
        }

        .response-status-badge {
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 12px;
            white-space: nowrap;
        }

        .status-unresponded-badge {
            background: #fff3cd;
            color: #856404;
            border: 1px solid #ffeaa7;
        }

        .status-responded-badge {
            background: #d4edda;
            color: #155724;
            border: 1px solid #c3e6cb;
        }

        .status-new-replies-badge {
            background: #cce5ff;
            color: #004085;
            border: 1px solid #99d3ff;
        }

        .loading-spinner {
            width: 16px;
            height: 16px;
            border: 2px solid #f3f3f3;
            border-top: 2px solid #007bff;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            display: inline-block;
            margin-right: 8px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .success-message {
            background: #d4edda;
            color: #155724;
            padding: 12px;
            border-radius: 6px;
            margin: 10px 0;
            border: 1px solid #c3e6cb;
        }

        .error-message {
            background: #f8d7da;
            color: #721c24;
            padding: 12px;
            border-radius: 6px;
            margin: 10px 0;
            border: 1px solid #f5c6cb;
        }

        .keyword-rule {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 15px;
            border: 1px solid #dee2e6;
        }

        .keyword-rule input,
        .keyword-rule textarea {
            width: 100%;
            padding: 10px;
            border: 1px solid #ddd;
            border-radius: 6px;
            margin-bottom: 10px;
            font-family: inherit;
        }

        .keyword-rule textarea {
            resize: vertical;
            min-height: 80px;
        }

        .remove-rule {
            background: #dc3545;
            color: white;
            border: none;
            padding: 8px 12px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 12px;
        }

        .settings-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .settings-card {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 10px;
            border: 1px solid #dee2e6;
        }

        .settings-card h3 {
            margin-bottom: 15px;
            color: #495057;
            font-size: 1.3em;
        }

        .checkbox-group {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 15px;
        }

        .checkbox-group input[type="checkbox"] {
            width: 18px;
            height: 18px;
            accent-color: #007bff;
        }

        .checkbox-group label {
            font-weight: 500;
            color: #495057;
            cursor: pointer;
        }

        @media (max-width: 768px) {
            .container {
                padding: 10px;
            }

            .tab-header {
                flex-direction: column;
            }

            .settings-grid {
                grid-template-columns: 1fr;
            }

            .controls-grid {
                grid-template-columns: 1fr;
            }

            .counters-container {
                justify-content: center;
            }
        }