.nav-tabs {
    display: flex;
    flex-wrap: nowrap;
    overflow: hidden;
    white-space: nowrap;
}

.nav-tabs.dropdown-open {
    overflow: visible;
}

.nav-tabs .nav-link,
.nav-tabs .dropdown-toggle {
    display: flex;
    align-items: center;
    font-weight: 400;
    cursor: pointer;
}

.nav-item.dropdown {
    position: relative;
    z-index: 1050;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% - 1px);
    right: 0;
    min-width: 180px;
    background: #fff;
    border: 1px solid #dee2e6;
    border-radius: .375rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: .25rem 0;
    max-height: 260px;
    overflow-y: auto;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    padding: .5rem .875rem;
    cursor: pointer;
}

.dropdown-item.active {
    background-color: #f8f9fa;
    font-weight: 500;
}

.nav-tabs .dropdown-toggle.active {
    color: #495057 !important;
    background-color: #fff !important;
    border: 1px solid #dee2e6 !important;
    border-bottom-color: transparent !important;
    font-weight: 500;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}