.file-tree-viewer {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 14px;
    line-height: 1.3;
    user-select: none;
    overflow: auto;
    max-height: 500px;
}

.ftv-node {
    display: flex;
    align-items: center;
    padding: 4px 8px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.15s ease;
}

.ftv-node:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.ftv-node.ftv-selected {
    background-color: rgba(0, 120, 212, 0.1);
}

.ftv-icon {
    margin-right: 6px;
    font-size: 16px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.ftv-icon-img {
    width: 16px;
    height: 16px;
    display: inline-block;
    vertical-align: middle;
}

.ftv-name {
    flex: 0 1 auto;
    /* overflow: hidden;
    text-overflow: ellipsis; */
    white-space: nowrap;
}

.ftv-size {
    margin-left: 12px;
    color: #888;
    font-size: 12px;
    flex-shrink: 0;
}

.ftv-date {
    margin-left: 12px;
    color: #888;
    font-size: 12px;
    flex-shrink: 0;
}

.ftv-children {
    /* Children container */
}

.ftv-empty {
    padding: 16px;
    text-align: center;
    color: #888;
}

.ftv-folder {
    font-weight: 500;
}

.ftv-file:hover {
    background-color: rgba(0, 0, 0, 0.08);
}

.ftv-annotation {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 5px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" viewBox="0 0 32 32"><g fill="none"><rect width="28" height="28" x="2" y="2" fill="%2300a6ed" rx="4" /><path fill="%23fff" d="M16 9.971a1.978 1.978 0 1 0 0-3.956a1.978 1.978 0 0 0 0 3.956m1.61 3.747a1.75 1.75 0 1 0-3.5 0v10.59a1.75 1.75 0 1 0 3.5 0z" /></g></svg>');
    opacity: 0.8;
    background-size: contain;
    background-repeat: no-repeat;
    vertical-align: middle;
}