.module-container {
            border: 2px dashed #e5e7eb;
            margin: 2rem 0;
            padding: 1rem;
            background: #f9fafb;
        }
        .module-title {
            background: #1f2937;
            color: white;
            padding: 0.5rem 1rem;
            margin: -1rem -1rem 1rem -1rem;
            font-weight: bold;
        }
        .gradient-bg {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        }
        .automation-gradient {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
        }
        .industry4-gradient {
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
        }
        .smart-card {
            transition: all 0.3s ease;
            border: 1px solid #e5e7eb;
        }
        .smart-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
        }
        .progress-ring {
            transform: rotate(-90deg);
        }
        .progress-ring-circle {
            transition: stroke-dasharray 0.35s;
        }