HTML_EXTRA_STYLESHEET = custom_navtree.css

/* Always show navigation arrows for expandable items */
#nav-tree .arrow {
   visibility: visible !important;
   display: inline-block !important;
}

/* Ensure arrow is visible even before first click */
#nav-tree span.arrow {
   opacity: 1;
}

/* Ensure navigation tree arrows are always visible for expandable nodes */
#nav-tree .item .arrow {
    visibility: visible !important;
}

/* Make sure collapsed/expanded state is visually clear */
#nav-tree .item.collapsable > .arrow {
    visibility: visible !important;
    opacity: 1;
}

#nav-tree .item.expandable > .arrow {
    visibility: visible !important;
    opacity: 1;
}