@media (min-width: 768px) {
    .filters-dropdown {
        display: none;
    }
}

/* Мобилка */
@media (max-width: 767px) {

    .original-filters {
        display: none !important;
    }

    .filters-dropdown {
        display: block;
        position: relative; /* 💥 важно */
        width: 100%;
        margin-bottom: 40px;
    }

    .filters-dropdown-btn {
        width: 100%;
        padding: 12px 14px;
        border: 1px solid #ddd;
        border-radius: 10px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: #fff;
        font-size: 18px;
    }

    .filters-dropdown-list {
        position: absolute; /* 💥 главное */
        top: calc(100% + 6px);
        left: 0;
        width: 100%;

        display: none;
        flex-direction: column;

        border: 1px solid #ddd;
        border-radius: 10px;
        background: #fff;

        box-shadow: 0 10px 25px rgba(0,0,0,0.08);
        z-index: 1000; /* 💥 чтобы был поверх */
        overflow: hidden;
    }

    .filters-dropdown.open .filters-dropdown-list {
        display: flex;
    }

    .filters-dropdown-list a {
        padding: 12px 14px;
        border-bottom: 1px solid #eee;
    }

    .filters-dropdown-list a:last-child {
        border-bottom: none;
    }

    .filters-dropdown-list a.active {
        background: #f5f5f5;
        font-weight: 600;
    }
}