.version-switcher {
    position: relative;
    display: inline-block;
}

.version-switcher-button {
    background: none;
    border: none;
    color: var(--icons);
    cursor: pointer;
    padding: 0;
    margin: 0;
    font-size: 18px;
    line-height: 50px;
    width: 40px;
    text-align: center;
    transition: color 0.15s ease;
}

.version-switcher-button:hover {
    color: var(--icons-hover);
}

.version-switcher-button:focus {
    outline: none;
}

.version-menu {
    display: none;
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--theme-popup-bg);
    border: 1px solid var(--theme-popup-border);
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    min-width: 150px;
    z-index: 1000;
    margin-top: 5px;
}

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

.version-menu-item {
    display: block;
    padding: 8px 16px;
    color: var(--fg);
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.15s ease;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
    font-size: 14px;
}

.version-menu-item:hover {
    background-color: var(--theme-hover);
}

.version-menu-item.active {
    background-color: var(--theme-hover);
    font-weight: bold;
}