/* SIM卡門號管理下拉選單樣式 */
.dropdown-container {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    text-decoration: none;
    color: inherit;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 3px;
    transition: background-color 0.3s ease;
}

.dropdown-toggle:hover {
    background-color: rgba(0, 0, 0, 0.1);
    text-decoration: none;
    color: inherit;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    min-width: 160px;
    z-index: 1000;
    padding: 5px 0;
}

.dropdown-menu a {
    display: block;
    padding: 8px 16px;
    text-decoration: none;
    color: #333;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: #f5f5f5;
    text-decoration: none;
    color: #333;
}

/* 當滑鼠懸停在下拉容器上時顯示選單 */
.dropdown-container:hover .dropdown-menu {
    display: block;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        background-color: rgba(0, 0, 0, 0.05);
        margin-top: 5px;
    }
    
    .dropdown-container:hover .dropdown-menu {
        display: block;
    }
}