.converter-card {
            border: 1px solid #eaeaea;
            border-radius: 10px;
            background: white;
            box-shadow: var(--card-shadow);
            transition: all 0.3s;
            margin-bottom: 1.5rem;
            overflow: hidden;
        }
        
        .converter-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        
        .converter-header {
            background-color: var(--light-bg);
            padding: 1.25rem;
            border-bottom: 1px solid #eaeaea;
        }
        
        .converter-body {
            padding: 1.5rem;
        }
        
        .category-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.5rem;
            margin-top: 2rem;
        }
        
        .category-card {
            border: 1px solid #eaeaea;
            border-radius: 10px;
            background: white;
            box-shadow: var(--card-shadow);
            transition: all 0.3s;
            overflow: hidden;
        }
        
        .category-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
        }
        
        .category-header {
            background-color: var(--primary-color);
            color: white;
            padding: 1.25rem;
            text-align: center;
        }
        
        .category-body {
            padding: 1.5rem;
        }
        
        .converter-list {
            list-style: none;
            padding-left: 0;
            margin-bottom: 0;
        }
        
        .converter-list li {
            margin-bottom: 0.75rem;
            padding: 0.5rem 0;
            border-bottom: 1px dashed #eaeaea;
        }
        
        .converter-list li:last-child {
            border-bottom: none;
            margin-bottom: 0;
        }
        
        .converter-list a {
            color: #555;
            text-decoration: none;
            display: flex;
            align-items: center;
            transition: color 0.3s;
        }
        
        .converter-list a:hover {
            color: var(--primary-color);
        }
        
        .converter-list i {
            margin-right: 0.75rem;
            color: var(--primary-color);
        }
        
        .section-title {
            position: relative;
            padding-bottom: 12px;
            margin-bottom: 1.5rem;
            font-weight: 600;
        }
        
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background-color: var(--primary-color);
        }
        
        .ad-container {
            background-color: #f9f9f9;
            border-radius: 10px;
            padding: 1.5rem;
            text-align: center;
            margin-bottom: 1.5rem;
            border: 1px solid #eaeaea;
        }
        
        .ad-label {
            font-size: 0.85rem;
            color: #777;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 0.5rem;
        }
        
        .ad-content {
            min-height: 250px;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: #f0f4f8;
            border-radius: 8px;
            color: #5a7d9a;
            font-weight: 500;
        }
        
        
        
        .converter-icon {
            font-size: 2rem;
            color: var(--primary-color);
            margin-bottom: 1rem;
        }
        
        @media (max-width: 991px) {
            .ad-container {
                margin-top: 2rem;
            }
        }