@media (max-width: 767px) {
    .portfolio-filter {
        display: flex !important;
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scroll-behavior: smooth;
        padding: 0 20px 20px 20px !important;
        margin-bottom: 20px;
        justify-content: flex-start !important;
		background-color: #f9f7f7;
    }
    
    .portfolio-filter li {
        flex: 0 0 auto;
        margin-right: 15px;
        white-space: nowrap;
        width: auto;
    }
    
    .portfolio-filter li:last-child {
        margin-right: 0;
        padding-right: 20px;
    }
    
    .portfolio-filter li a {
        display: block;
        padding: 8px 16px;
        background: #f8f9fa;
        border: 1px solid #dee2e6;
        border-radius: 32px;
        text-decoration: none;
        color: #6c757d;
        white-space: nowrap;
        transition: all 0.3s ease;
        font-size: 14px;
    }
    
    .portfolio-filter li.active a,
    .portfolio-filter li a:hover {
        background: #6f7881;
    }
    
    .portfolio-filter::-webkit-scrollbar {
        display: none;
    }
    
    .portfolio-filter {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }
}