.menu-item {
    position: relative;
    overflow: hidden;
}

.menu-item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #0038FF;
    transition: width 0.3s ease-in-out;
}

.menu-item:hover::after {
    width: 100%;
}