/* ============================================================
   QuestPDF Layout Script Designer  (LayoutScriptBuilder)
   ============================================================ */

/* --- Root --------------------------------------------------- */
.layout-script-builder {
    display: flex;
    height: 100%;
    overflow: hidden;
    font-family: inherit;
}

/* --- Side panes --------------------------------------------- */
.lsb-pane {
    padding: 12px 10px;
    height: 100%;
    box-sizing: border-box;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.lsb-pane-title {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--kendo-color-subtle-text, #777);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--kendo-color-border, #ebebeb);
    flex-shrink: 0;
}

.lsb-help {
    font-size: 12px;
    color: var(--kendo-color-subtle-text, #aaa);
    line-height: 1.6;
    padding-top: 4px;
}

/* --- Palette (left panel) ---------------------------------- */
.lsb-palette-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.lsb-palette-section .k-button {
    width: 100%;
    justify-content: flex-start;
}

.lsb-palette-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--kendo-color-subtle-text, #999);
    margin-bottom: 2px;
}

.lsb-palette-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border: 1.5px solid var(--kendo-color-border, #e0e0e0);
    border-radius: 5px;
    background: var(--kendo-color-base-surface, #fff);
    cursor: grab;
    user-select: none;
    font-size: 13px;
    font-weight: 500;
    color: var(--kendo-color-on-base-surface, #333);
    transition: border-color 0.12s, box-shadow 0.12s;
}

.lsb-palette-item:hover {
    border-color: var(--kendo-color-primary, #ff6358);
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.08);
}

.lsb-palette-item:active {
    cursor: grabbing;
    opacity: 0.7;
}

/* --- Workspace ---------------------------------------------- */
.lsb-workspace {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.lsb-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    background: var(--kendo-color-surface-alt, #f7f7f7);
    border-bottom: 1px solid var(--kendo-color-border, #e8e8e8);
    flex-shrink: 0;
}

.lsb-canvas {
    height: 100%;
    overflow-y: auto;
    padding: 16px;
    box-sizing: border-box;
}

/* --- Empty state -------------------------------------------- */
.lsb-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 56px 24px;
    gap: 14px;
    text-align: center;
    border: 2px dashed var(--kendo-color-border, #ddd);
    border-radius: 8px;
    background: var(--kendo-color-surface-alt, #fafafa);
}

.lsb-empty-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--kendo-color-subtle-text, #bbb);
}

.lsb-empty-actions {
    display: flex;
    gap: 8px;
}

/* --- Segment buttons ---------------------------------------- */
.lsb-segment {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}


/* ============================================================
   StructureView  –  Rows / Columns / Items
   ============================================================ */

/* --- Columns: Sortable wraps each item in a plain <div>.
       Give each wrapper flex: 1 so columns share the full width. */
.lsb-col-strip > div {
    flex: 1 1 0;
    min-width: 0;
    overflow: hidden;
}

/* --- Selection: primary border on any k-card --------------- */
.lsb-selected {
    border-color: var(--kendo-color-primary, #ff6358) !important;
    box-shadow: 0 0 0 1px var(--kendo-color-primary, #ff6358);
}

/* --- Clickable header areas -------------------------------- */
.lsb-clickable {
    cursor: pointer;
    user-select: none;
}

/* --- Drag handles ------------------------------------------ */
.lsb-drag-handle,
.lsb-col-handle,
.lsb-item-handle {
    flex-shrink: 0;
    cursor: grab;
    color: var(--kendo-color-subtle-text, #bbb);
    user-select: none;
}

.lsb-drag-handle:active,
.lsb-col-handle:active,
.lsb-item-handle:active {
    cursor: grabbing;
    color: var(--kendo-color-on-base-surface, #333);
}

/* --- Actions: push to the right edge ----------------------- */
.lsb-actions,
.lsb-item-actions {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    margin-left: auto;
}

/* --- Item zone (items + drop zone stacked vertically) ------ */
.lsb-item-zone {
    display: flex;
    flex-direction: column;
    gap: .25rem;
}

/* --- Drop zone --------------------------------------------- */
.lsb-col-drop-zone {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 6px;
    border: 1.5px dashed var(--kendo-color-border, #ddd);
    border-radius: 4px;
    background: var(--kendo-color-surface-alt, #fafafa);
    cursor: copy;
    transition: border-color 0.15s, background 0.15s;
}

.lsb-col-drop-zone.lsb-drop-active {
    border-color: var(--kendo-color-success, #5ec232);
    background: color-mix(in srgb, var(--kendo-color-success, #5ec232) 8%, transparent);
}

.lsb-drop-hint {
    font-size: 11px;
    color: var(--kendo-color-subtle-text, #bbb);
    pointer-events: none;
}

.lsb-drop-active .lsb-drop-hint {
    color: var(--kendo-color-success, #5ec232);
    font-weight: 600;
}

/* --- Content type icon (small colored dot) ----------------- */
.lsb-icon {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.lsb-icon-text  { background: var(--kendo-color-primary, #ff6358); }
.lsb-icon-image { background: var(--kendo-color-warning, #ffc000); }
.lsb-icon-line  { background: var(--kendo-color-subtle-text, #999); }

/* --- Block preview: truncate overflowing text -------------- */
.lsb-block-preview {
    font-size: 12px;
    color: var(--kendo-color-on-base-surface, #444);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    flex: 1 1 0;
    min-width: 0;
}

.lsb-block-empty {
    font-style: italic;
    color: var(--kendo-color-subtle-text, #bbb);
}