/*
* Mega Menu Styles
*/

/* General Menu Styling */
.main-navigation {
    position: relative;
    width: 100%;
    background-color: var(--wp--preset--color--white, #ffffff);
    border-bottom: 1px solid var(--wp--preset--color--light-gray, #f5f5f5);
}

.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

.main-navigation li {
    position: relative;
}

.main-navigation .menu-item-has-children {
    display: flex;
    align-items: center;
}

.main-navigation a {
    display: block;
    padding: var(--wp--preset--spacing--40, 1rem) var(--wp--preset--spacing--30, 0.75rem);
    text-decoration: none;
    color: var(--wp--preset--color--text-main, #1a1a1a);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.main-navigation .menu-item-has-children > a {
    padding-right: 0; /* Make space for the toggle */
}

.sub-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: currentColor;
    cursor: pointer;
    padding: var(--wp--preset--spacing--40, 1rem) var(--wp--preset--spacing--40, 1rem);
    line-height: 1;
}

.sub-menu-toggle svg {
    transition: transform 0.3s ease;
}

.is-open > .sub-menu-toggle svg {
    transform: rotate(180deg);
}

.main-navigation a:hover,
.main-navigation a:focus,
.main-navigation .sub-menu-toggle:hover,
.main-navigation .sub-menu-toggle:focus,
.main-navigation li.is-open > a,
.main-navigation li.is-open > .sub-menu-toggle {
    background-color: var(--wp--preset--color--light-gray, #f5f5f5);
    color: var(--wp--preset--color--primary, #003366);
}

/* Submenu (Dropdown) */
.main-navigation .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--wp--preset--color--white, #ffffff);
    min-width: 250px;
    z-index: 9999;
    box-shadow: var(--wp--preset--shadow--natural, 0 4px 10px rgba(0,0,0,0.1));
    flex-direction: column;
    
    /* Smooth Fade-in Transition */
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
}

.main-navigation .sub-menu li {
    width: 100%;
}

.main-navigation .sub-menu .menu-item-has-children {
    align-items: stretch;
}

.main-navigation .sub-menu a {
    padding: var(--wp--preset--spacing--30, 0.75rem) var(--wp--preset--spacing--50, 1.5rem);
}

/* Show Submenu on Class toggle */
.main-navigation li.is-open > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    display: flex;
}

/* Sub-menu inside another sub-menu (Depth 2+) */
.main-navigation .sub-menu .sub-menu {
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    box-shadow: none; /* Inherit shadow from parent mega-menu */
    background-color: var(--wp--preset--color--white, #ffffff);
    z-index: 10000; /* Ensure it's on top */
}

/* Back Button */
.mega-menu-back-button {
    display: block;
    width: 100%;
    padding: var(--wp--preset--spacing--30, 0.75rem) var(--wp--preset--spacing--50, 1.5rem);
    background-color: var(--wp--preset--color--light-gray, #f5f5f5);
    border: none;
    text-align: left;
    cursor: pointer;
    font-weight: bold;
    color: var(--wp--preset--color--primary, #003366);
}

/* Mega Menu Specifics */
.main-navigation .mega-menu > .sub-menu {
    /* Full width overlay logic mapped against FSE Global Content Size */
    left: calc(50% - 50vw);
    width: 100vw;
    max-width: 100vw;
    padding-left: max(var(--accelsiors-page-gutter, 16px), calc(50vw - (var(--wp--style--global--content-size, 1180px) / 2)));
    padding-right: max(var(--accelsiors-page-gutter, 16px), calc(50vw - (var(--wp--style--global--content-size, 1180px) / 2)));
    padding-top: var(--wp--preset--spacing--60, 2rem);
    padding-bottom: var(--wp--preset--spacing--60, 2rem);
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--wp--preset--spacing--50, 1.5rem);
}

.mega-menu .sub-menu > li {
    flex: 1 1 calc(25% - var(--wp--preset--spacing--50, 1.5rem)); /* Default to 4 columns */
    padding: 0;
    box-sizing: border-box;
}

/* Style for menu items with images */
.main-navigation .menu-item-image {
    max-width: 100%;
    height: auto;
    margin-right: var(--wp--preset--spacing--30, 0.75rem);
    vertical-align: middle;
}

.main-navigation .menu-item-title {
    vertical-align: middle;
}

.accelsiors-mobile-menu-toggle {
    display: none;
}

/* Responsive Styles */
@media (max-width: 991px) {
    .accelsiors-mobile-menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.45rem;
        min-height: 42px;
        padding: 0.55rem 0.75rem;
        border: 1px solid currentColor;
        border-radius: 999px;
        background: transparent;
        color: inherit;
        cursor: pointer;
        font-weight: 750;
        line-height: 1;
    }

    .accelsiors-mobile-menu-toggle svg {
        display: block;
    }

    .main-navigation {
        display: none;
        position: fixed;
        top: calc(var(--wp-admin--admin-bar--height, 0px) + var(--accelsiors-header-height, 100px));
        right: 0;
        left: 0;
        z-index: 9998;
        width: 100vw;
        max-height: calc(100vh - var(--wp-admin--admin-bar--height, 0px) - var(--accelsiors-header-height, 100px));
        overflow-x: hidden;
        overflow-y: auto;
        padding: 1rem 1.25rem 1.5rem;
        border-bottom: 0;
        background: var(--acc-site-main-bg, #fff);
        box-shadow: 0 18px 44px rgba(0, 51, 102, 0.18);
    }

    .main-navigation.is-mobile-open {
        display: block;
    }

    .main-navigation ul {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    .main-navigation li,
    .main-navigation .menu-item-has-children,
    .main-navigation .sub-menu .menu-item-has-children {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: center;
        width: 100%;
    }

    .main-navigation a {
        padding: 0.85rem 0.25rem;
        text-align: left;
    }

    .main-navigation .menu-item-has-children > a {
        padding-right: 0.75rem;
    }

    .main-navigation .sub-menu-toggle {
        width: 44px;
        height: 44px;
        padding: 0;
        border: 1px solid rgba(0, 51, 102, 0.16);
        border-radius: 50%;
        color: var(--wp--preset--color--primary, #003366);
    }

    .main-navigation .sub-menu,
    .main-navigation .mega-menu > .sub-menu {
        position: static;
        grid-column: 1 / -1;
        width: 100%;
        left: auto;
        max-width: 100%;
        box-shadow: none;
        padding: 0 0 0 1rem;
        transform: none;
        display: none !important;
        flex-direction: column;
        opacity: 1;
        visibility: visible;
        border: 0;
        border-left: 1px solid rgba(0, 51, 102, 0.12);
    }

    .main-navigation .sub-menu .sub-menu {
        height: auto;
        background: transparent;
        z-index: auto;
    }

    .main-navigation li.is-open > .sub-menu {
        display: flex !important;
    }

    .main-navigation li.menu-item-has-children > a {
        position: relative;
    }
    
    .mega-menu .sub-menu > li {
        flex-basis: 100%;
    }
}

@media (max-width: 480px) {
    .accelsiors-mobile-menu-toggle {
        width: 42px;
        min-width: 42px;
        padding: 0;
    }

    .accelsiors-mobile-menu-toggle span {
        position: absolute !important;
        width: 1px;
        height: 1px;
        padding: 0;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }
}