.site-header {
    position: sticky;
    top: 0;
    right: 0;
    left: 0;
    z-index: 1000;
    width: 100%;
    background: transparent;
    transition: background-color .3s ease, box-shadow .3s ease;
    /* &.home-header {
        position: fixed;
    }
*/
    &.scrolled {
        background: #fff;
        box-shadow: 0 4px 16px rgba(0, 0, 0, .08);
    }

    .header-inner {
        display: grid;
        grid-template-columns: 200px minmax(0, 1fr) auto;
        align-items: center;
        gap: 24px;
        min-height: 100px;
    }
    /* Logo */

    .brand {
        display: flex;
        align-items: center;
        justify-self: start;
        min-width: 0;
        text-decoration: none;

        img {
            display: block;
            width: 200px;
            max-width: 100%;
            height: auto;
            object-fit: contain;
        }
    }
    /* Center Navigation */

    .main-nav {
        display: flex;
        align-items: center;
        justify-content: center;
        justify-self: center;
        min-width: 0;
        width: 100%;
        margin: 0;

        > .menu-list.level-1 {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: nowrap;
            gap: 8px;
            width: 100%;
            margin: 0;
            padding: 0;
            list-style: none;
        }

            > .menu-list.level-1 > .menu-item {
                flex: 0 0 auto;
            }
        /*   > .menu-list.level-1 > .menu-item > .menu-link {
                    padding: 12px 10px;
                    white-space: nowrap;
                }*/
    }
    /* Action Button Outside Nav */

    .action-button {
        display: flex;
        align-items: center;
        justify-self: end;
        min-width: 0;
    }
    /* Hamburger */

    .menu-toggle {
        display: none;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 6px;
        width: 44px;
        height: 44px;
        padding: 10px;
        color: #222;
        background: transparent;
        border: 0;
        border-radius: 8px;
        cursor: pointer;

        span {
            width: 24px;
            height: 2px;
            display: block;
            background: currentColor;
            border-radius: 2px;
            transition: transform .25s ease, opacity .25s ease;
        }

        &:focus-visible {
            outline: 2px solid currentColor;
            outline-offset: 3px;
        }
        /* &[aria-expanded='true'] {
            span {
                &:first-child {
                    transform: translateY(8px) rotate(45deg);
                }

                &:nth-child(2) {
                    opacity: 0;
                }

                &:last-child {
                    transform: translateY(-8px) rotate(-45deg);
                }
            }
        }*/
    }
    /* =========================
   Main Menu
========================= */
    .menu-list {
        display: flex;
        align-items: center;
        gap: 5px;
        margin: 0;
        padding: 0;
        list-style: none;
    }

    .menu-item {
        position: relative;
        list-style: none;
        /*
    &:hover,
    &.active {
        color: white;

        > .menu-link {
            color: white;
        }
    }*/
    }

    &.scrolled {
        .menu-item {
            &:hover,
            &.active {
                color: #46016b;

                > .menu-link {
                    color: #46016b;
                }
            }
        }
    }
    /* =========================
   Menu Links
========================= */

    .menu-link {
        position: relative;
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 13px 12px;
        color: black;
        font-size: 1.6rem;
        font-weight: 600;
        text-decoration: none;
        white-space: nowrap;
        transition: color .25s ease, background-color .25s ease;
    }
    /* =========================
   Level 1 Underline
========================= */

    .menu-list.level-1 > .menu-item > .menu-link {
        &::after {
            content: '';
            position: absolute;
            bottom: 3px;
            right: 12px;
            left: 12px;
            height: 2px;
            background: white;
            transform: scaleX(0);
            transform-origin: right;
            transition: transform .25s ease;
        }
    }

    .menu-list.level-1 > .menu-item {
        &.active,
        &.is-open {
            > .menu-link::after {
                transform: scaleX(1);
            }
        }
    }
        /* =========================
   Level 2 - Horizontal Menu
========================= */

        .menu-list.level-1 > .menu-item > .menu-list.level-2 {
            position: absolute;
            top: 100%;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            display: none;
            flex-direction: row;
            align-items: flex-start;
            gap: 8px;
            width: max-content;
            min-width: 220px;
            max-width: min(900px, 95vw);
            margin: 0;
            padding: 10px;
            list-style: none;
            background: #fff;
            border: 1px solid #f0f0f0;
            box-shadow: 0 8px 24px rgba(0, 0, 0, .10);
        }
        /* نمایش زیرمنو با جاوااسکریپت */

        .menu-list.level-1 > .menu-item.has-submenu.is-open > .menu-list.level-2 {
            display: flex;
        }
    /* =========================
   Level 2 Items
========================= */

    .menu-list.level-2 > .menu-item {
        position: relative;
        flex: 0 0 180px;
        min-width: 0;

        > .menu-link {
            width: 100%;
            justify-content: space-between;
            padding: 8px 10px;
            white-space: normal;
            font-size: 1.4rem;
            border-bottom: 2px solid var(--app-secondary);
        }

        &:hover {
            > .menu-link {
                color: var(--app-primary);
            }
        }

        .caret {
            display: none;
        }
    }
        /* =========================
   Level 3 - Vertical Submenu
========================= */

        .menu-list.level-2 > .menu-item > .menu-list.level-3 {
            position: static;
            display: flex;
            flex-direction: column;
            align-items: stretch;
            gap: 2px;
            width: 100%;
            min-width: 0;
            margin: 0;
            padding: 0;
            list-style: none;
            background: transparent;
            border: 0;
            border-radius: 0;
            box-shadow: none;
        }
    /* =========================
   Level 3 Links
========================= */

    .menu-list.level-3 > .menu-item > .menu-link {
        width: 100%;
        justify-content: flex-start;
        padding: 8px 10px;
        white-space: normal;
        color: #666;
        font-size: 1.4rem;
        font-weight: 400;

        &:hover,
        &.active {
            color: black;
            background: rgba(var(--app-primary-rgb), .2);
        }
    }
    /* =========================
   Caret
========================= */

    .menu-item.has-submenu > .caret {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        left: 12px;
        transition: transform .2s ease;
        pointer-events: none;

        &::after {
            display: block;
            content: '\f078';
            font-family: 'Font Awesome 7 Pro';
            font-weight: 900;
            font-size: 1rem;
            line-height: 1;
            color: var(--app-secondary);
            opacity: 1;
            visibility: visible;
        }
    }

    .menu-item.has-submenu > .menu-link {
        padding-left: 28px;
    }
    /* =========================
   Level 1 Caret
========================= */

    .menu-list.level-1 > .menu-item.has-submenu.is-open > .caret {
        transform: translateY(-30%) rotate(180deg);
    }
    /* =========================
   Level 2 Caret
========================= */

    .menu-item.has-submenu > .caret {
        pointer-events: auto;
        cursor: pointer;
        z-index: 2;
    }
}

/* Tablet and Mobile */
@media (max-width:1400px) {
    .container-xxl, .container-xl, .container-lg, .container-md, .container-sm, .container {
        max-width: 1400px;
    }

    .site-header {
        .main-nav {
            .menu-list.level-1 > .menu-item {
                .menu-link {
                    font-size: 1.4rem;
                    padding: 10px 4px;
                    padding-left: 24px;
                }
            }
        }

        .action-button {
            .btn-outline-primary {
                padding: 7px 10px;
            }
        }
    }
}

@media (max-width: 1200px) {
    .site-header {
        box-shadow: 0 2px 12px rgba(0, 0, 0, .06);

        .header-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 0;
            min-height: 76px;
            padding-top: 10px;
            padding-bottom: 10px;
        }

        .brand {
            order: 1;
            max-width: calc(100% - 60px);

            img {
                width: 160px;
                max-height: 52px;
            }
        }

        .menu-toggle {
            display: flex;
            order: 4;
        }
        /* Main Navigation - Slide from Right */
        .main-nav {
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            left: auto;
            z-index: 1001;
            display: flex;
            align-items: stretch;
            justify-content: flex-start;
            flex-direction: column;
            width: min(360px, 85vw);
            max-height: none;
            overflow-x: hidden;
            overflow-y: auto;
            margin: 0;
            padding: 16px;
            background: #fff;
            border-top: 1px solid #eee;
            box-shadow: 0 12px 24px rgba(0, 0, 0, .10);
            transform: translateX(100%);
            visibility: hidden;
            transition: transform .3s ease, visibility 0s linear .3s;

            &.is-open {
                transform: translateX(0);
                visibility: visible;
                transition: transform .3s ease, visibility 0s;
            }

            > .menu-list.level-1 {
                display: flex;
                align-items: stretch;
                justify-content: flex-start;
                flex-direction: column;
                flex-wrap: nowrap;
                gap: 0;
                width: 100%;
            }

                > .menu-list.level-1 > .menu-item {
                    display: flex;
                    flex-direction: column;
                    width: 100%;
                    border-bottom: 1px solid #eee;

                    &.is-open {
                        transform: translateX(0);
                        visibility: visible;
                        transition: transform .3s ease, visibility 0s;

                        > .menu-list.level-2 {
                            display: flex;
                        }
                    }
                }

                    > .menu-list.level-1 > .menu-item > .menu-link {
                        display: flex;
                        align-items: center;
                        justify-content: space-between;
                        width: calc(100% - 30px);
                        padding: 14px 8px;
                        color: #222;
                        white-space: normal;
                    }

                        > .menu-list.level-1 > .menu-item > .menu-link::after {
                            display: none;
                        }
                    /* Level 2 */
                    > .menu-list.level-1 > .menu-item > .menu-list.level-2 {
                        position: static;
                        display: none;
                        flex-direction: column;
                        align-items: stretch;
                        gap: 0;
                        width: 100%;
                        min-width: 0;
                        max-width: none;
                        margin: 0;
                        padding: 4px 12px 8px;
                        background: #f8f8f8;
                        border: 0;
                        border-radius: 6px;
                        box-shadow: none;
                        transform: none;
                    }

                        > .menu-list.level-1 > .menu-item > .menu-list.level-2.is-open {
                            display: flex !important;
                        }

                        > .menu-list.level-1 > .menu-item > .menu-list.level-2.is-open {
                            display: flex !important;
                        }

            .menu-list.level-2 > .menu-item {
                display: flex;
                flex-direction: column;
                flex: 0 0 auto;
                width: 100%;

                &.is-open {
                    transform: translateX(0);
                    visibility: visible;
                    transition: transform .3s ease, visibility 0s;

                    > .menu-list.level-3 {
                        display: flex;
                    }
                }
            }

                .menu-list.level-2 > .menu-item > .menu-link {
                    display: flex;
                    align-items: center;
                    justify-content: space-between;
                    width: calc(100% - 30px);
                    padding: 12px 8px;
                    color: #333;
                    font-size: 1.4rem;
                    white-space: normal;
                    border-bottom: 0;
                }
                /* Level 3 */
                .menu-list.level-2 > .menu-item > .menu-list.level-3 {
                    position: static;
                    display: none;
                    flex-direction: column;
                    align-items: stretch;
                    gap: 0;
                    width: 100%;
                    min-width: 0;
                    max-width: none;
                    margin: 0;
                    padding: 0 16px 8px 0;
                    background: transparent;
                    border: 0;
                    border-radius: 0;
                    box-shadow: none;
                    transform: none;
                }

                    .menu-list.level-2 > .menu-item > .menu-list.level-3.is-open {
                        display: flex !important;
                    }

                    .menu-list.level-2 > .menu-item > .menu-list.level-3.is-open {
                        display: flex !important;
                    }

            .menu-list.level-3 > .menu-item {
                width: 100%;
            }

                .menu-list.level-3 > .menu-item > .menu-link {
                    display: flex;
                    align-items: center;
                    justify-content: flex-start;
                    width: calc(100% - 30px);
                    padding: 10px 8px;
                    color: #555;
                    font-size: 1.4rem;
                    font-weight: 400;
                    white-space: normal;
                }
            /* Mobile Carets */
            .menu-item.has-submenu > .caret {
                left: 0;
                right: auto;
                top: 26px;
                width: 30px;
                height: 30px;
                display: inline-flex;
                justify-content: center;
                align-items: center;
            }
        }
        /* Action Button remains outside navigation */
        .action-button {
            order: 3;
            margin-inline-start: auto;
            margin-inline-end: 12px;
        }
    }
}




@media (max-width: 575.98px) {
    .site-header {
        .header-inner {
            min-height: 66px;
        }

        .brand img {
            width: 135px;
            max-height: 46px;
        }

        .action-button {
            margin-inline-end: 8px;
        }
    }
}