/* hide by default */
.sub-menu {
    display: none;
    list-style: none;
    padding-left: 0;
    background: #fff;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 160px;
    border: 1px solid #ddd;
    z-index: 1000;
}

/* show dropdown */
.menu-item {
    position: relative;
}

    .menu-item.open > .sub-menu {
        display: block;
    }

/* main nav */
.nav {
    list-style: none;
    display: flex;
    gap: 20px;
}

/* mobile stack */
@media (max-width: 768px) {
    .nav {
        display: none;
        flex-direction: column;
    }

        .nav.show-nav {
            display: flex;
        }

    .menu-item.open > .sub-menu {
        position: static;
        border: none;
        background: none;
    }
}
/* Desktop only */
@media (min-width: 992px) { /* matches d-lg-block */
    .navbar-nav .dropdown:hover .dropdown-menu {
        display: block;
        margin-top: 0; /* optional: fixes spacing */
    }

    .navbar-nav .dropdown .dropdown-toggle::after {
        transform: rotate(180deg); /* optional: rotates arrow on hover */
    }
}