/* =========================================
   Mega Menu Styles
   ========================================= */

/* Nav Base List */
.main-navigation ul {
    list-style: none;
    margin: 0;
    padding-left: 0;
    display: flex; /* Desktop Horizontal Layout */
}

/* Standard Dropdowns */
.main-navigation ul ul {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 99999;
    display: block;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-surface);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.3s cubic-bezier(0.165, 0.84, 0.44, 1), 
                transform 0.3s cubic-bezier(0.165, 0.84, 0.44, 1),
                visibility 0.3s ease;
}

/* Top Level Items */
.main-navigation .menu-item {
    position: relative;
}

.main-navigation .menu-item a {
    display: block;
    padding: 1rem 1.5rem;
    text-decoration: none;
    color: var(--color-text-main);
    font-weight: 500;
    transition: color 0.2s;
    border-bottom: 2px solid transparent;
}

.main-navigation .menu-item a:hover {
    color: var(--color-primary);
}

/* Hover Effect Underline */
.main-navigation .menu-item a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

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

.main-navigation .menu-item a:focus {
    outline: 2px solid var(--color-focus);
    outline-offset: -2px;
}

/* Active State */
.main-navigation .menu-item.current-menu-item > a,
.main-navigation .menu-item.current-menu-ancestor > a {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* Trigger Hover */
.main-navigation .menu-item.mega-trigger:hover > ul,
.main-navigation .menu-item.mega-trigger:focus-within > ul {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* MEGA MENU SPECIFIC STYLING */
.mega-menu-content {
    display: grid !important; /* Force Grid */
    grid-template-columns: 2fr 1fr; /* Links Area | Image Area */
    gap: 2rem;
    min-width: 800px;
    padding: 2rem !important;
    left: 0; /* Align to parent */
    background-color: var(--color-bg-body);
    border-top: 4px solid var(--color-primary);
}

/* Inner List (Column 1) */
.mega-menu-content ul {
    box-shadow: none;
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 0;
}

.mega-menu-content ul li {
    margin: 0;
}

.mega-menu-content ul li a {
    padding: 0.5rem 0;
}

.mega-menu-content ul li a .menu-desc {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 0.25rem;
    font-weight: 400;
}

/* Featured Image Area (Column 2) */
.mega-menu-content .mega-image-wrapper {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    aspect-ratio: 4/3;
    background-color: var(--color-border);
}

.mega-menu-content .mega-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mega-trigger:hover .mega-menu-content .mega-image-wrapper img {
    transform: scale(1.05);
}

/* RTL */
.rtl .main-navigation ul ul {
    left: auto;
    right: 0;
    text-align: right;
}
.rtl .mega-menu-content {
    direction: rtl;
}

/* --- RESPONSIVE / MOBILE NAV --- */
@media (max-width: 992px) {
    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--color-bg-body);
        padding-top: 80px;
        margin: 0;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
        transition: right 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
        z-index: 999;
    }

    .main-navigation.toggled {
        right: 0;
        box-shadow: var(--shadow-xl);
    }

    .main-navigation ul {
        flex-direction: column;
        padding: 0 1rem;
    }

    .main-navigation ul ul {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: transparent;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        padding-left: 1.5rem;
    }

    .main-navigation .menu-item:hover > ul,
    .main-navigation .menu-item:focus-within > ul {
        max-height: 500px;
    }

    .main-navigation a {
        padding: 1rem 0;
        border-bottom: 1px solid var(--color-border);
        width: 100%;
        font-size: 1.1rem;
    }

    .mega-menu-content {
        grid-template-columns: 1fr !important;
        min-width: auto;
        padding: 0 !important;
    }

    .mega-menu-content .mega-image-wrapper {
        display: none;
    }

    .menu-toggle {
        display: block;
        z-index: 1001;
    }
    
    @media (max-width: 992px) {
        .rtl .main-navigation { right: auto; left: -100%; }
        .rtl .main-navigation.toggled { left: 0; }
    }
}