/* Media Library Grid View */
.mode-grid .attachments li.attachment::after {
    content: attr(data-size);
    position: absolute;
    bottom: 5px;
    left: 5px;
    background: rgba(0,0,0,0.7);
    color: #fff;
    font-size: 10px;
    padding: 2px 4px;
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
    width: 30%;
    text-align: center;
}
.mode-grid .attachments li.attachment:hover::after {
    opacity: 1;
}