/* Styles for PDF Builder View */

.pdf-builder-root {
  display: flex;
  flex-direction: column;
  gap: var(--lumo-space-m);
  width: 90%;
  max-width: 90%;
  margin: 10px auto 0 auto;
  padding: 20px;
}

.pdf-builder-workspace {
  display: flex;
  gap: var(--lumo-space-l);
  align-items: flex-start;
  width: 100%;
  overflow: hidden;
}

.pdf-palette {
  flex: 0 1 15%;
  min-width: 10%;
  max-width: 20%;
  border: 1px solid var(--lumo-contrast-20pct);
  border-radius: var(--lumo-border-radius-m);
  background: var(--lumo-base-color);
  box-shadow: var(--lumo-box-shadow-xs);
  padding: var(--lumo-space-m);
}

.pdf-palette .palette-title {
  font-weight: 600;
  margin-bottom: var(--lumo-space-s);
}

.pdf-palette .tool-item {
  display: flex;
  align-items: center;
  gap: var(--lumo-space-m);
  padding: var(--lumo-space-s);
  border: 1px dashed var(--lumo-contrast-20pct);
  border-radius: var(--lumo-border-radius-s);
  cursor: grab;
  user-select: none;
}

.pdf-palette .tool-item + .tool-item { margin-top: var(--lumo-space-s); }

.pdf-palette .tool-item:hover {
  background: var(--lumo-contrast-5pct);
}

.pdf-canvas-wrapper {
  flex: 1 1 auto;
  display: flex;
  justify-content: center;
  min-width: 0;
  overflow: hidden;
}

/* Inspector (right side) */
.pdf-inspector {
  flex: 0 1 15%;
  min-width: 10%;
  max-width: 20%;
  border: 1px solid var(--lumo-contrast-20pct);
  border-radius: var(--lumo-border-radius-m);
  background: var(--lumo-base-color);
  box-shadow: var(--lumo-box-shadow-xs);
  padding: var(--lumo-space-m);
  max-height: calc(100vh - 220px);
  overflow: auto;
}

.pdf-inspector .inspector-title {
  font-weight: 600;
  margin-bottom: var(--lumo-space-s);
}

.inspector-item {
  display: flex;
  flex-direction: column;
  gap: var(--lumo-space-xs);
  padding: var(--lumo-space-s) 0;
  border-bottom: 1px dashed var(--lumo-contrast-10pct);
  margin-bottom: var(--lumo-space-s);
}

.inspector-item:last-child { 
  border-bottom: none; 
  margin-bottom: 0;
}

.inspector-item .item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--lumo-space-xs);
}

.inspector-item .item-label { 
  font-weight: 500;
  font-size: var(--lumo-font-size-s); 
  color: var(--lumo-body-text-color);
  margin: 0;
}

.inspector-item .field-collapse-button {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--lumo-space-xs);
  border-radius: var(--lumo-border-radius-s);
  color: var(--lumo-secondary-text-color);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
}

.inspector-item .field-collapse-button:hover {
  background: var(--lumo-contrast-10pct);
  color: var(--lumo-body-text-color);
}

.inspector-item .item-fields {
  display: flex;
  flex-direction: column;
  gap: var(--lumo-space-xs);
  transition: opacity 0.3s ease, max-height 0.3s ease;
  max-height: 1000px;
  overflow: hidden;
}

.inspector-item.fields-collapsed .item-fields {
  opacity: 0;
  max-height: 0;
  margin: 0;
  padding: 0;
}

.pdf-inspector vaadin-number-field { 
  width: 100%;
}

.pdf-canvas {
  width: 100%;
  aspect-ratio: 210 / 297; /* A4 */
  position: relative;
  background: white;
  border: 1px solid var(--lumo-contrast-20pct);
  box-shadow: var(--lumo-box-shadow-m);
  background-image: linear-gradient(90deg, rgba(0,0,0,0.03) 1px, transparent 1px),
                    linear-gradient(rgba(0,0,0,0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}

.canvas-frame {
  position: absolute;
  border: 3px solid var(--lumo-contrast-30pct); /* inactive: light gray */
  border-radius: var(--lumo-border-radius-s);
  background: rgba(255,255,255,0.9);
  resize: none;
  overflow: auto;
  min-width: 5%;
  min-height: 5%;
  cursor: default;
  user-select: none;
}

.canvas-frame.active {
  border: 3px solid var(--lumo-primary-color); /* active: blue */
  box-shadow: none;
  resize: both;
  cursor: default;
}

.canvas-frame .text-editor {
  width: 100%;
  height: 100%;
  cursor: text;
  user-select: text;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.canvas-frame .text-toolbar {
  position: absolute;
  left: 0;
  top: -40px;
  display: none;
  align-items: center;
  gap: var(--lumo-space-xs);
  background: var(--lumo-base-color);
  border: 1px solid var(--lumo-contrast-20pct);
  border-radius: var(--lumo-border-radius-s);
  box-shadow: var(--lumo-box-shadow-xs);
  padding: 2px 4px;
  cursor: default;
  user-select: none;
}

.canvas-frame.active .text-toolbar { display: flex; }

.canvas-frame img { width: 100%; height: 100%; object-fit: contain; display: block; }

.pdf-builder-actions { display: flex; justify-content: flex-end; }

/* Capturing mode: hide frame borders, handles, toolbars for save/export */
.pdf-canvas.capturing .canvas-frame,
.pdf-canvas.capturing .canvas-frame.active {
  border-color: transparent !important; /* hide border but keep layout */
  box-shadow: none !important;
  resize: none !important;
}
.pdf-canvas.capturing .frame-handle-move,
.pdf-canvas.capturing .text-toolbar {
  display: none !important;
}

/* Export-only: make box backgrounds transparent */
.pdf-canvas.capturing-export .canvas-frame,
.pdf-canvas.capturing-export .text-editor {
  background: transparent !important;
}

/* Image frames: no scrollbars */
.image-frame {
  overflow: hidden;              /* hide scrollbars */
  -ms-overflow-style: none;      /* IE/Edge */
  scrollbar-width: none;         /* Firefox */
}
.image-frame::-webkit-scrollbar { display: none; } /* WebKit */

/* Text frames: no scrolling allowed */
.text-frame {
  overflow: hidden;              /* disable scrolling */
  -ms-overflow-style: none;      /* IE/Edge */
  scrollbar-width: none;         /* Firefox */
}
.text-frame::-webkit-scrollbar { display: none; } /* WebKit */

/* Also disable scrolling inside the text editor */
.text-frame .text-editor {
  overflow: hidden;              /* disable scrolling */
  -ms-overflow-style: none;      /* IE/Edge */
  scrollbar-width: none;         /* Firefox */
}
.text-frame .text-editor::-webkit-scrollbar { display: none; } /* WebKit */

/* Move handle (top-left) visible only when active */
.frame-handle-move {
  position: absolute;
  top: 0;
  left: 0;
  width: 16px;
  height: 16px;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  line-height: 1;
  color: var(--lumo-primary-color);
  background: #fff;
  border: 1px solid var(--lumo-primary-color);
  border-radius: 4px;
  box-shadow: var(--lumo-box-shadow-xs);
  cursor: grab;
  z-index: 2;
  user-select: none;
  transform: translate(-50%, -50%); /* center the handle on the top-left corner */
}

.canvas-frame.active .frame-handle-move { display: flex; }

.frame-handle-move:active { cursor: grabbing; }

/* bottom-right visual icon removed; native CSS resize handle remains */