.drillDowner_table { border-collapse: collapse; }
.drillDowner_table th, .drillDowner_table td {
    border: 1px solid #aaa; padding: 4px 8px; background: #fff; vertical-align: top;
}

/* Alternating row color for easier readability */
.drillDowner_even td {
    background-color: #f9f9f9;
}

/* Marks the first row in a group with a top border */
.drillDowner_first_group td {
    border-top: 2px solid #ccc;
}

.drillDowner_table th {
    position: sticky;
    top: 0;
    background: #dbefff;
}
.drillDownerThTotal {border-bottom:6px black double!important;}
.drillDownerTfootTotal {border-top:6px black double!important;text-align: right;font-weight:bold}
.drillDowner_num { text-align: right; }
.drillDowner_drill_icon {
    cursor: pointer; display: inline-block; width: 1em; text-align: center;
    user-select: none; margin-right: 0.5em;
}
.drillDowner_drill_collapsed:before { content: "▶"; color: darkgreen}
.drillDowner_right {text-align: right}
.drillDowner_center {text-align: center}

.drillDowner_drill_expanded:before { content: "▼"; color: darkgreen}
.drillDowner_child_count {
    font-size: 0.8em;
    color: #64748b;
    background-color: #f1f5f9;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 1px 6px;
    margin-right: 6px;
    display: inline-block;
    vertical-align: middle;
    font-weight: normal;
}
.drillDowner_indent_0 { padding-left: 0; }
.drillDowner_indent_1 { padding-left: 2em; }
.drillDowner_indent_2 { padding-left: 3em; }
.drillDowner_indent_3 { padding-left: 4em; }
.drillDowner_indent_4 { padding-left: 5em; }
.drillDowner_indent_5 { padding-left: 6em; }
.drillDowner_az_bar {
    display: flex; flex-direction: column; align-items: center; margin-right: 10px;
    font-size: 1.2em; line-height: 1.5em; user-select: none;
    position: sticky; top: 8px; max-height: 80vh; overflow-y: auto;
}
.drillDowner_az_bar div { height: 1.2em; width: 1.4em; }
.drillDowner_az_dimmed { color: #999; opacity: 0.3; text-align: center; }
.drillDowner_az_link { color: #2572b6; text-decoration: none; font-weight: bold; display: block; text-align: center; }
.drillDowner_az_link:hover { text-decoration: underline; background: #e0ecf6; border-radius: 4px; }
.drillDowner_layout_container { display: flex; flex-direction: row; align-items: flex-start; }

/* Horizontal AZ bar */
.drillDowner_az_bar.drillDowner_az_bar_horizontal{
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;

    /* remove the vertical-bar assumptions */
    margin-right: 0;
    max-height: none;
    overflow-y: visible;

    /* spacing / layout */
    gap: 6px;
}

/* In horizontal mode, don't force fixed height blocks */
.drillDowner_az_bar.drillDowner_az_bar_horizontal div{
    height: auto;
    width: auto;
}


/** controls & breadcrumbs **/
/* Modern Controls Container */
.drillDowner_controls_container {
    background: white;
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
}

/* Breadcrumb Navigation */
.drillDowner_breadcrumb_nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    min-height: 34px; /* always a drop target even when empty */
    border-radius: 6px;
    transition: background 0.15s, outline 0.15s;
}

.drillDowner_breadcrumb_nav.drillDowner_drag_over {
    background: #eff6ff;
    outline: 1px dashed #93c5fd;
}

.drillDowner_nav_empty_hint {
    font-size: 12px;
    color: #94a3b8;
    font-style: italic;
    padding: 4px 6px;
    pointer-events: none;
    user-select: none;
}

.drillDowner_breadcrumb_item {
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 6px;
    border: 1px solid transparent;
    transition: background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
    font-weight: 500;
    font-size: 13px;
    position: relative;
    user-select: none;
    background: #f8fafc;
    color: #374151;
    white-space: nowrap;
    line-height: 1.4;
}

.drillDowner_breadcrumb_item:hover {
    background: #e8f0fe;
    border-color: #c7d7fd;
    color: #1f2937;
}

/* Drag handle – two columns of dots, only visible on hover (desktop) */
.drillDowner_drag_handle {
    display: inline-block;
    width: 8px;
    height: 14px;
    margin-right: 5px;
    flex-shrink: 0;
    background-image:
        radial-gradient(circle, #9ca3af 1.2px, transparent 1.2px),
        radial-gradient(circle, #9ca3af 1.2px, transparent 1.2px);
    background-size: 4px 4px, 4px 4px;
    background-position: 0 0, 4px 2px;
    background-repeat: repeat-y, repeat-y;
    opacity: 0;
    transition: opacity 0.15s;
    vertical-align: middle;
    cursor: grab;
}

.drillDowner_breadcrumb_item:hover .drillDowner_drag_handle {
    opacity: 0.55;
}

/* Drag states */
.drillDowner_breadcrumb_item[draggable="true"] {
    cursor: grab;
}

.drillDowner_breadcrumb_item.drillDowner_dragging {
    opacity: 0.45;
    cursor: grabbing;
}

.drillDowner_breadcrumb_item.drillDowner_drag_over {
    background: #dbeafe;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
}

/* Touch / coarse pointer – larger tap targets */
@media (pointer: coarse) {
    .drillDowner_breadcrumb_item {
        padding: 10px 14px;
        font-size: 15px;
        min-height: 44px;
    }

    .drillDowner_drag_handle {
        width: 10px;
        height: 18px;
        margin-right: 7px;
        opacity: 0.5; /* always visible on touch */
    }

    .drillDowner_breadcrumb_arrow {
        min-width: 36px;
        height: 36px;
        font-size: 15px;
        margin: 0 4px;
    }
}

/* Interactive Arrow States */
.drillDowner_breadcrumb_arrow {
    color: #10b981;
    margin: 0 8px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    padding: 6px;
    border-radius: 4px;
    transition: all 0.2s ease;
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    background: #f3f4f6;
}

.drillDowner_breadcrumb_arrow:hover {
    background: #e5e7eb;
    color: #059669;
    transform: scale(1.1);
}

/* Arrow states based on expansion */
.drillDowner_breadcrumb_arrow.drillDowner_expanded {
    background: #dcfce7;
}

.drillDowner_breadcrumb_arrow.drillDowner_collapsed {
    background: #f3f4f6;
}

.drillDowner_breadcrumb_arrow.drillDowner_expanded:hover {
    background: #bbf7d0;
    color: #059669;
}

.drillDowner_breadcrumb_arrow.drillDowner_collapsed:hover {
    background: #e5e7eb;
    color: #059669;
}

/* Arrow rotation animation */
.drillDowner_breadcrumb_arrow {
    transform-origin: center;
}

.drillDowner_breadcrumb_arrow.drillDowner_expanded .drillDowner_arrow_icon {
    transform: rotate(90deg);
}

.drillDowner_breadcrumb_arrow.drillDowner_collapsed .drillDowner_arrow_icon {
    transform: rotate(0deg);
}

.drillDowner_arrow_icon {
    transition: transform 0.2s ease;
}

/* Grouping Controls */
.drillDowner_grouping_controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.drillDowner_control_group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.drillDowner_control_label {
    font-size: 14px;
    color: #64748b;
    font-weight: 500;
}

.drillDowner_modern_select {
    padding: 8px 12px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    background: white;
    font-size: 14px;
    min-width: 200px;
    cursor: pointer;
    transition: border-color 0.2s ease;
}

.drillDowner_modern_select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Parking area – unactive dimensions sit here, to the right of the select */
.drillDowner_parking_area {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    padding: 3px 8px 3px 10px;
    border-left: 2px solid #e2e8f0;
    min-width: 70px;
    min-height: 32px;
    border-radius: 0 6px 6px 0;
    transition: background 0.15s, border-color 0.15s;
}

.drillDowner_parking_area.drillDowner_drag_over {
    background: #f0fdf4;
    border-color: #86efac;
}

.drillDowner_parking_empty {
    font-size: 11px;
    color: #94a3b8;
    font-style: italic;
    user-select: none;
    pointer-events: none;
    white-space: nowrap;
}

.drillDowner_parking_item {
    display: inline-flex;
    align-items: center;
    cursor: grab;
    padding: 4px 9px;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
    background: #f1f5f9;
    color: #64748b;
    font-size: 12px;
    font-weight: 500;
    user-select: none;
    white-space: nowrap;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    gap: 5px;
}

.drillDowner_parking_item:hover {
    background: #e8f0fe;
    border-color: #c7d7fd;
    color: #374151;
}

.drillDowner_parking_item .drillDowner_drag_handle {
    opacity: 0;
    transition: opacity 0.15s;
    margin-right: 0; /* gap handles spacing */
}

.drillDowner_parking_item:hover .drillDowner_drag_handle {
    opacity: 0.55;
}

.drillDowner_parking_item.drillDowner_dragging {
    opacity: 0.45;
    cursor: grabbing;
}

.drillDowner_parking_item.drillDowner_drag_over {
    background: #dbeafe;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59,130,246,.25);
}

/* Checkbox inside parking items */
.drillDowner_parking_checkbox {
    width: 13px;
    height: 13px;
    margin: 0;
    cursor: pointer;
    accent-color: #3b82f6;
    flex-shrink: 0;
}

/* Dim that has its checkbox checked gets a subtle highlight */
.drillDowner_parking_item:has(.drillDowner_parking_checkbox:checked) {
    background: #eff6ff;
    border-color: #bfdbfe;
    color: #1e40af;
}

/* Touch / coarse pointer – larger tap targets */
@media (pointer: coarse) {
    .drillDowner_parking_item {
        padding: 10px 14px;
        font-size: 14px;
        min-height: 44px;
    }

    .drillDowner_parking_item .drillDowner_drag_handle {
        opacity: 0.5;
    }

    .drillDowner_parking_checkbox {
        width: 18px;
        height: 18px;
    }

    .drillDowner_parking_area {
        gap: 6px;
        padding: 5px 10px 5px 12px;
        min-height: 44px;
    }
}

/** controls & breadcrumbs **/