.custom-mega-menu-container.concept-style {
    --menu-bg: transparent;
    --border-color: #e2e8f0;
    --tabs-bg: transparent;
    --text-color-dark: #334155;
    --text-color-light: #64748b;
    --purple-main: #7c3aed;
    --purple-light-bg: #f5f3ff;
    --purple-border: #8b5cf6;
    --link-hover-bg: #f1f5f9;

    background-color: var(--menu-bg);
    padding: 0;
    direction: rtl;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

.concept-style .mega-menu-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
}

.concept-style .mega-menu-tabs-column {
    grid-column: span 3 / span 3;
    background-color: var(--tabs-bg);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: all 0.3s ease-in-out;
}

.concept-style .mega-menu-main-title {
    font-weight: 700;
    color: var(--text-color-dark);
    padding: 0 1rem 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.concept-style .mega-menu-tab-link {
    display: flex;
    width: 100%;
    text-align: right;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    background: transparent;
    margin-bottom: 0.25rem;
    color: var(--text-color-dark);
    transition: all 0.2s ease-in-out;
}

.concept-style .mega-menu-tab-link .icon {
    font-size: 1.2em;
}

.concept-style .mega-menu-tab-link.active {
    background-color: var(--purple-light-bg);
    color: var(--purple-main);
    font-weight: 600;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
    border-right: 3px solid var(--purple-border);
    padding-right: calc(1rem - 3px);
}

.concept-style .mega-menu-tab-link:not(.active):hover {
    background-color: rgba(255, 255, 255, 0.6);
    color: #5b21b6;
    transform: translateX(4px);
}

.concept-style .mega-menu-content-area {
    grid-column: span 9 / span 9;
    padding: 2rem;
}

.concept-style .mega-menu-tab-content {
    display: none;
}

.concept-style .mega-menu-tab-content.active {
    display: block;
    animation: fadeIn 0.4s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.concept-style .mega-menu-links-grid.cols-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem 1rem;
}

.concept-style .mega-menu-column h4 {
    font-weight: 600;
    color: var(--text-color-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.concept-style .mega-menu-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.concept-style .mega-menu-column ul li {
    margin-bottom: 0.75rem;
}

.concept-style .mega-menu-column ul li:last-child {
    margin-bottom: 0;
}

.concept-style .mega-menu-column a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    transition: background-color 0.2s ease;
    text-decoration: none;
    color: var(--text-color-dark);
    font-weight: 500;
}

.concept-style .mega-menu-column a:hover {
    background-color: var(--link-hover-bg);
}

.concept-style .mega-menu-cta {
    margin-top: 1rem;
    padding-top: 1rem;
}

.concept-style .mega-menu-cta a {
    display: block;
    padding: 1rem;
    background-image: linear-gradient(to bottom right, #f5f3ff, #ede9fe);
    border-radius: 0.5rem;
    text-align: center;
    text-decoration: none;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.concept-style .mega-menu-cta a:hover {
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    transform: translateY(-2px);
}

.concept-style .mega-menu-cta .title {
    font-weight: 700;
    color: #1e1b4b;
}

.concept-style .mega-menu-cta .description {
    font-size: 0.875rem;
    color: #4338ca;
    margin-top: 0.25rem;
}

.concept-style .mega-menu-cta .link {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--purple-main);
    margin-top: 0.75rem;
    display: inline-block;
}

.concept-style .mega-menu-cta a:hover .link {
    text-decoration: underline;
}

.concept-style .featured-products-section {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    transition: border-color 0.3s ease;
}

.concept-style .featured-products-section h4 {
    font-weight: 600;
    color: var(--text-color-light);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.concept-style .featured-products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.concept-style .featured-product-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: background-color 0.2s ease;
}

.concept-style .featured-product-item:hover {
    background-color: var(--link-hover-bg);
}

.concept-style .featured-product-item img {
    width: 4rem;
    height: 4rem;
    border-radius: 0.375rem;
    object-fit: cover;
}

.concept-style .featured-product-item .text-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.concept-style .featured-product-item .title {
    font-weight: 700;
    color: var(--text-color-dark);
    margin: 0;
    line-height: 1.5;
}

.concept-style .featured-product-item .description {
    font-size: 0.875rem;
    color: var(--text-color-light);
    margin: 0;
    line-height: 1.5;
}

.concept-style .featured-product-item:hover .title {
    color: var(--purple-main);
}

.rivax-header-nav li.rivax-mega-menu-item > .sub-menu {
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
    min-width: 100%;
    left: 0;
    transform: none;
}

html[scheme="dark"] .custom-mega-menu-container.concept-style {
    --text-color-dark: #E1E7EF;
    --text-color-light: #8A93A2;
    --purple-light-bg: rgba(139, 92, 246, 0.15);
    --link-hover-bg: #2A2D35;
    --border-color: #30343D;
}

html[scheme="dark"] .concept-style .mega-menu-tab-link.active {
    box-shadow: none;
    color: #c4b5fd;
    border-right-color: var(--purple-border);
}

html[scheme="dark"] .concept-style .mega-menu-tab-link:not(.active):hover {
    background-color: #2A2D35;
    color: #fff;
}

html[scheme="dark"] .concept-style .mega-menu-cta a {
    background-image: linear-gradient(to bottom right, #2c2a4a, #21242a);
}

html[scheme="dark"] .concept-style .mega-menu-cta a:hover {
    box-shadow: 0 4px 15px -1px rgb(0 0 0 / 0.2);
}

html[scheme="dark"] .concept-style .mega-menu-cta .title {
    color: #e2e8f0;
}

html[scheme="dark"] .concept-style .mega-menu-cta .description {
    color: #a78bfa;
}

html[scheme="dark"] .concept-style .mega-menu-cta .link {
    color: #c4b5fd;
}