/* NAV-DROPDOWN.CSS - Pop down submenu for the main navigation (Articles > Video) */

/* ==================== SHARED ==================== */

.nav-menu .has-dropdown {
    position: relative;
    display: flex;
    align-items: center;
    gap: 4px;
}

.dropdown-toggle {
    background: none;
    border: none;
    padding: 7px;
    margin: 0;
    cursor: pointer;
    color: #767676;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    min-height: 24px;
    transition: color 0.3s ease;
}

.dropdown-toggle:hover,
.dropdown-toggle:focus-visible {
    color: #000;
}

.dropdown-toggle svg {
    transition: transform 0.25s ease;
}

.has-dropdown.open .dropdown-toggle svg {
    transform: rotate(180deg);
}

.nav-menu .dropdown-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu .dropdown-menu li {
    border-bottom: none;
}

/* No sliding underline on submenu links */
.nav-menu .dropdown-menu a::after {
    display: none;
}

.nav-menu .dropdown-menu a {
    color: #767676;
    white-space: nowrap;
}

.nav-menu .dropdown-menu a:hover,
.nav-menu .dropdown-menu a:focus,
.nav-menu .dropdown-menu a[aria-current="page"] {
    color: #000;
}


/* ==================== DESKTOP & TABLET (641px and above) ==================== */

@media (min-width: 641px) {

    .nav-menu .dropdown-menu {
        position: absolute;
        top: calc(100% + 14px);
        left: -18px;
        min-width: 170px;
        background: #fff;
        border: 1px solid #e0e0e0;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
        padding: 8px 0;
        z-index: 1100;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-6px);
        transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
    }

    /* Invisible bridge so the menu stays open while the mouse travels down to it */
    .nav-menu .dropdown-menu::before {
        content: '';
        position: absolute;
        top: -15px;
        left: 0;
        right: 0;
        height: 15px;
    }

    .has-dropdown:hover .dropdown-menu,
    .has-dropdown:focus-within .dropdown-menu,
    .has-dropdown.open .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .has-dropdown:hover .dropdown-toggle svg {
        transform: rotate(180deg);
    }

    .nav-menu .dropdown-menu a {
        display: block;
        padding: 10px 18px;
        font-size: 0.8rem;
    }

    .nav-menu .dropdown-menu a:hover,
    .nav-menu .dropdown-menu a:focus {
        background-color: #f5f5f5;
    }
}


/* ==================== MOBILE (640px and below) ==================== */

@media (max-width: 640px) {

    .nav-menu .has-dropdown {
        flex-wrap: wrap;
        gap: 0;
    }

    .nav-menu .has-dropdown > a {
        flex: 1;
    }

    .dropdown-toggle {
        padding: 14px 8px;
    }

    .nav-menu .dropdown-menu {
        display: none;
        flex-basis: 100%;
        padding: 0 0 10px 16px;
    }

    .has-dropdown.open .dropdown-menu {
        display: block;
    }

    .nav-menu .dropdown-menu a {
        padding: 10px 0;
        font-size: 0.95rem;
    }
}