.toggle-hidden {
    display: block;
    overflow: hidden;
    height: 0;
    opacity: 0;
    transition: height 0.3s ease, opacity 0.3s ease;
    margin-top: 10px;
}

.toggle-hidden.active {
    height: auto;
    opacity: 1;
}

.toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}