/* Contenitore albero */
#tree {
    font-family: "Segoe UI", Roboto, sans-serif;
    font-size: 14px;
    color: #1f2937;
    user-select: none;
    margin: 0;
    padding-left: 4px;
}

#tree ul {
    list-style: none;
    margin: 0;
    padding-left: 18px;
}

/* Cartelle */
.folder-label {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 0;
    font-weight: 600;
    color: #1f2937;
    transition: color 0.15s ease-in-out;
}

.folder-label:hover {
    color: #0a58ca;
}

/* File */
.file {
    cursor: pointer;
    padding: 4px 0 4px 22px;
    color: #374151;
    font-weight: 500;
}

.file:hover {
    color: #0a58ca;
    text-decoration: underline;
}

/* File selezionato */
.selected-file {
    background-color: #e7f1ff;
    border-radius: 4px;
    padding: 2px 4px;
    font-weight: bold;
    color: #0a58ca;
}