.nav-item a {
    padding: 10px 16px;
    font-weight: 500;
    position: relative;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px; /* spacing between TR and the triangle */
}

    /* Remove underline effect from TR */
    .nav-item a:not(.dropdown-toggle)::after {
        content: "";
        position: absolute;
        left: 16px;
        bottom: 6px;
        width: 0%;
        height: 2px;
        background-color: #004085;
        transition: width 0.3s ease;
    }

    .nav-item a:not(.dropdown-toggle):hover::after {
        width: calc(100% - 32px);
    }

/* Triangle for dropdown */
.dropdown-toggle::after {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #004085; /* triangle pointing down */
    transition: transform 0.3s ease;
}

/* Rotate triangle to point up when dropdown is open */
.dropdown-toggle.show::after {
    transform: rotate(180deg);
}

/* On small screens, remove underlines */
@media (max-width: 990px) {
    .nav-item a::after {
        display: none;
    }
}