.ai-translate-switcher {
    position: fixed;
    left: 20px;
    bottom: 20px;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.ai-translate-switcher .current-lang {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1); /* Subtle shadow */
    font-size: 14px;
    line-height: 1;
    color: #333;
    transition: all 0.2s;
    white-space: nowrap; /* Prevent text wrapping */
}

.ai-translate-switcher .current-lang .arrow {
    font-size: 0.8em; /* Smaller arrow */
    margin-left: 4px; /* Space before arrow */
    transition: transform 0.2s ease-in-out; /* Smooth rotation */
}

.ai-translate-switcher .language-popup.show + .current-lang .arrow {
     transform: rotate(180deg); /* Point arrow up when open */
}

.ai-translate-switcher .current-lang:hover {
    background: #f9f9f9; /* Lighter hover */
    border-color: #ccc;
}

.ai-translate-switcher .language-popup {
    display: none; /* Hidden by default */
    position: absolute;
    bottom: calc(100% + 5px); /* Position above the button with 5px gap */
    left: 0;
    /* margin-bottom: 5px; */ /* Replaced by bottom calc */
    background: #fff;
    border-radius: 4px;
    border: 1px solid #ddd; /* Added border */
    box-shadow: 0 4px 12px rgba(0,0,0,0.15); /* Enhanced shadow */
    padding: 5px 0; /* Reduced padding */
    min-width: 150px; /* Slightly smaller min-width */
    z-index: 10; /* Ensure popup is above button */
    opacity: 0; /* Start hidden for transition */
    transform: translateY(10px); /* Start slightly lower for transition */
    transition: opacity 0.2s ease-out, transform 0.2s ease-out; /* Smooth fade/slide */
}

.ai-translate-switcher .language-popup.show {
    display: block; /* Show when active */
    opacity: 1; /* Fade in */
    transform: translateY(0); /* Slide up */
}

.ai-translate-switcher .language-list {
    max-height: 300px;
    overflow-y: auto;
}

.ai-translate-switcher .lang-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    text-decoration: none;
    color: #333;
    font-size: 14px;
    line-height: 1;
    transition: background-color 0.2s;
}

.ai-translate-switcher .lang-option:hover {
    background: #f5f5f5;
}

.ai-translate-switcher .lang-option.active {
    background: #eee; /* Slightly lighter active background */
    font-weight: 600; /* Bolder active item */
    color: #111; /* Darker text for active */
}

.ai-translate-switcher img {
    width: 20px;
    height: 15px;
    object-fit: cover;
    border-radius: 2px;
}