nav-menu, .product-container_adv, .slider-container, footer, header, html, main {
    width: 100%
}

.main-Wraper, body, html, main {
    min-height: 100vh
}

    .main-Wraper img, .product-tbl_adv img, img {
        width: 100%;
        aspect-ratio: 16/9;
        object-fit: cover
    }

body {
    font-family: BNazanin,sans-serif;
    background-color: var(--bg-new,#eaeaea);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #333;
    width: 100%
}

.navbar {
    overflow: hidden;
    color: #5b5959;
    font-family: Arial;
    display: flex;
    flex-direction: row-reverse
}

.main-Wraper {
    width: 100%;
    min-height: 400px
}

.product-tbl_adv {
    width: 100%;
    min-height: 300px
}

.dropdown .dropbtn, .navbar a {
    color: #5b5959;
    padding: 14px 16px
}

.navbar a {
    float: left;
    font-size: 16px;
    text-align: center;
    text-decoration: none
}

.dropdown {
    float: left;
    overflow: hidden
}

    .dropdown .dropbtn {
        border: 0;
        outline: 0;
        background-color: inherit;
        font: inherit;
        margin: 0
    }

    .dropdown:hover .dropbtn, .navbar a:hover {
        background-color: red
    }

.dropdown-content {
    display: block;
    position: absolute;
    background-color: rgba(249,249,249,.5);
    width: 100%;
    height: 100vh;
    left: 0;
    box-shadow: 0 8px 16px 0 rgba(0,0,0,.2);
    z-index: 1;
    pointer-events: none;
    opacity: 0;
    transition: all 1s ease;
    transform: translateX(-10px);
    backdrop-filter: blur(10px)
}

    .dropdown-content .header {
        background: red;
        padding: 16px;
        color: #fff;
        direction: rtl
    }

.dropdown:hover .dropdown-content, .dropdown:focus-within .dropdown-content {
    display: block;
    transform: translateX(0);
    pointer-events: all;
    opacity: 1
}

.row {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap
}

.column {
    float: left;
    width: 20%;
    padding: 10px;
    height: 250px
}

    .column a {
        float: none;
        color: #000;
        padding: 7px;
        text-decoration: none;
        display: block;
        text-align: right
    }

        .column a:hover {
            background-color: #ddd
        }

.row:after {
    content: "";
    display: table;
    clear: both
}

@media (max-width: 768px) {
    .dropdown-content {
        position: absolute; /* relative به header استیکی */
        top: 100%; /* درست زیر هدر */
        left: 0;
        width: 100%;
        max-height: 80vh; /* ارتفاع قابل اسکرول */
        overflow-y: auto; /* فقط منو اسکرول شود */
        z-index: 10000;
        background-color: rgba(249,249,249,0.95);
        padding: 10px 0;
        transform: none; /* حذف ترنسفورم برای جلوگیری از شیفت */
    }

        .dropdown-content .row {
            display: flex;
            flex-direction: column-reverse;
            row-gap: 10px; /* فاصله بین ردیف‌ها */
        }

            .dropdown-content .row .column {
                display: flex;
                flex-direction: column;
                width: 100%;
                row-gap: 5px;
                height: auto; /* ارتفاع بر اساس محتوا */
                min-height: 0; /* حذف حداقل ارتفاع */
            }

                .dropdown-content .row .column h3,
                .dropdown-content .row .column a {
                    width: 100%;
                    height: auto;
                    padding: 5px 10px;
                    box-sizing: border-box;
                }
}