/* ProvidencePdfEditor.css
   Dark UI + refactor support (scroll + 2-up + resizable page mover + selectable objects)
*/

:root {
  --ppdf-bg: #0f1115;
  --ppdf-panel: #141824;
  --ppdf-panel-2: #10141f;
  --ppdf-border: rgba(255,255,255,0.10);
  --ppdf-border-2: rgba(255,255,255,0.14);
  --ppdf-text: rgba(255,255,255,0.92);
  --ppdf-text-dim: rgba(255,255,255,0.68);
  --ppdf-text-faint: rgba(255,255,255,0.50);
  --ppdf-accent: #2f7dff;
  --ppdf-accent-2: #18a0fb;
  --ppdf-danger: #ff4d4d;
  --ppdf-btn: rgba(255,255,255,0.06);
  --ppdf-btn-hover: rgba(255,255,255,0.10);
  --ppdf-btn-active: rgba(47,125,255,0.22);
  --ppdf-shadow: 0 8px 24px rgba(0,0,0,0.40);
}

.ppdf-root {
  position: relative;
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  background: var(--ppdf-bg);
  color: var(--ppdf-text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  overflow: hidden;
  min-height: 0;
}

/* Header */
.ppdf-header {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: flex-start;
  padding: 6px 8px;
  background: linear-gradient(180deg, #101423 0%, #0e1220 100%);
  border-bottom: 1px solid var(--ppdf-border);
}

.ppdf-header-left,
.ppdf-header-right,
.ppdf-header-tools {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-start;
  margin-left: 10px;
}
.ppdf-header-tools {
  flex: 1 1 auto;
  min-width: 220px;
  margin-left: 12px; /* space between document buttons and annotation tools */
}


.ppdf-header-tools {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}


.ppdf-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: 10px;
  border: 1px solid var(--ppdf-border);
  background: var(--ppdf-btn);
  color: var(--ppdf-text);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-size: 12px;
  line-height: 1;
  transition: background 140ms ease, border-color 140ms ease, transform 60ms ease;
}

.ppdf-btn:hover {
  background: var(--ppdf-btn-hover);
  border-color: var(--ppdf-border-2);
}

.ppdf-btn:active { transform: translateY(1px); }

.ppdf-btn.is-active {
  background: var(--ppdf-btn-active);
  border-color: rgba(47,125,255,0.40);
}

.ppdf-btn i { font-size: 14px; opacity: 0.95; }

.ppdf-btn .ppdf-btn-text { opacity: 0.95; font-weight: 700; }

.ppdf-icon-only .ppdf-btn-text { display: none; }

/* Body */
.ppdf-body {
  flex: 1;
  min-height: 0;
  display: flex;
  overflow: hidden;
  background: var(--ppdf-bg);
}

/* Page mover pane */
.ppdf-thumbs-pane {
  min-width: 140px;
  max-width: 520px;
  width: 320px; /* initial, overridden by splitter + prefs */
  background: var(--ppdf-panel);
  border-right: 1px solid var(--ppdf-border);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden; /* scrolling inside thumbs */
}

.ppdf-thumbs-pane.is-collapsed {
  width: 0 !important;
  min-width: 0 !important;
  max-width: 0 !important;
  border-right: none;
  padding: 0;
  overflow: hidden;
}

.ppdf-thumbs-header {
  padding: 10px 10px 6px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--ppdf-border);
  background: var(--ppdf-panel-2);
}

.ppdf-btn-pages {
  width: 100%;
  justify-content: center;
  font-weight: 800;
}

.ppdf-thumbs-help {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--ppdf-text-dim);
  border-bottom: 1px solid var(--ppdf-border);
  background: rgba(255,255,255,0.02);
}

.ppdf-thumbs {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding: 10px;
  display: grid;
  grid-auto-rows: min-content;
  overflow-x: hidden;
}

.ppdf-dropgap {
  height: 14px;
  border-radius: 10px;
  border: 1px dashed transparent;
  background: transparent;
  margin: 6px 0;
}

.ppdf-dropgap.is-drop {
  border-color: rgba(47,125,255,0.80);
  background: rgba(47,125,255,0.15);
}

.ppdf-thumb {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  border: 1px solid var(--ppdf-border);
  border-radius: 12px;
  padding: 8px;
  background: rgba(0,0,0,0.12);
}

.ppdf-thumb.is-selected {
  outline: 2px solid rgba(47,125,255,0.55);
  outline-offset: 2px;
}

.ppdf-thumb.is-active { border-color: rgba(47,125,255,0.70); }
.ppdf-thumb.is-drop-before { box-shadow: inset 0 3px 0 rgba(47,125,255,0.85); }
.ppdf-thumb.is-drop-after { box-shadow: inset 0 -3px 0 rgba(47,125,255,0.85); }

.ppdf-thumb-canvas {
  width: 100%;
  height: auto;
  border-radius: 10px;
  background: #0b0d12;
  display: block;
}

.ppdf-thumb-label {
  font-size: 12px;
  color: var(--ppdf-text-dim);
  display: flex;
  justify-content: space-between;
}

/* Splitter */
.ppdf-splitter {
  width: 8px;
  cursor: col-resize;
  background: rgba(255,255,255,0.02);
  border-right: 1px solid var(--ppdf-border);
  border-left: 1px solid rgba(0,0,0,0.4);
}

.ppdf-thumbs-pane.is-collapsed + .ppdf-splitter {
  width: 0;
  border: none;
}

/* Viewer pane */
.ppdf-viewer-pane {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #0b0d12;
}

.ppdf-options {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  background: var(--ppdf-panel-2);
  border-bottom: 1px solid var(--ppdf-border);
}

.ppdf-options-left,
.ppdf-options-mid,
.ppdf-options-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  min-width: 0;
  flex-wrap: nowrap;
}

.ppdf-options-mid { display: flex; justify-content: center; align-items: center; gap: 8px; }

.ppdf-options-right { justify-content: flex-end; flex-wrap: nowrap;
  
   }

.ppdf-zoom-label {
  font-size: 12px;
  color: var(--ppdf-text-dim);
  min-width: 36px;
  text-align: center;
}

.ppdf-page-input {
  width: 58px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--ppdf-border);
  border-radius: 10px;
  padding: 6px 8px;
  color: var(--ppdf-text);
}

.ppdf-page-count {
  font-size: 12px;
  color: var(--ppdf-text-dim);
}

.ppdf-opt {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 6px;
  border-left: 1px solid rgba(255,255,255,0.06);
}

.ppdf-opt:first-child { border-left: none; }

.ppdf-opt-label { font-size: 12px; color: var(--ppdf-text-dim); min-width: 44px; }

.ppdf-opt-range { width: 120px; }
.ppdf-opt-value { font-size: 12px; color: var(--ppdf-text-dim); width: 36px; text-align: right; }
.ppdf-opt-color { width: 34px; height: 26px; border: none; background: transparent; padding: 0; }

.ppdf-opt-select {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--ppdf-border);
  color: var(--ppdf-text);
  border-radius: 10px;
  padding: 6px 8px;
}

/* Scroller and pages */
.ppdf-scroller {
  flex: 1;
  min-height: 0;
  overflow: auto;
  position: relative;
  background: #0b0d12;
}

.ppdf-pages {
  padding: 18px 14px 30px 14px;
  min-height: 100%;
  gap: 18px;
}

.ppdf-pages.is-single {
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.ppdf-pages.is-scroll {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.ppdf-pages.is-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  justify-items: center;
  align-items: start;
}

/* Page */
.ppdf-pagewrap {
  position: relative;
  display: inline-block;
  box-shadow: var(--ppdf-shadow);
  border-radius: 10px;
  overflow: hidden;
  background: #111;
}

.ppdf-canvas { display: block; background: #111; }

.ppdf-anncanvas {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: none;
}

.ppdf-overlay {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: auto; /* IMPORTANT: allow drawing + object interaction */
  outline: none;
}

/* Objects */
.ppdf-obj {
  position: absolute;
  transform-origin: center center;
  border: 1px dashed rgba(255,255,255,0.22);
  border-radius: 10px;
  background: transparent;
  box-sizing: border-box;
}

.ppdf-obj.is-selected {
  border-color: rgba(47,125,255,0.70);
  box-shadow: 0 0 0 2px rgba(47,125,255,0.16);
}

.ppdf-textbox {
  position: absolute;
  inset: 0;
  pointer-events: auto;
  border: none;
  border-radius: 10px;
  padding: 6px 8px;
  background: rgba(255,255,255,0.03);
  outline: none;
  overflow: hidden;
  white-space: pre-wrap;
}

.ppdf-textbox:focus { box-shadow: inset 0 0 0 1px rgba(47,125,255,0.45); }

.ppdf-image {
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.ppdf-image-ghost {
  position: absolute;
  border: 2px solid rgba(47,125,255,0.55);
  border-radius: 12px;
  pointer-events: none;
  background: rgba(255,255,255,0.02);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
}

/* Placement preview */
.ppdf-place-preview {
  position: absolute;
  border: 2px solid rgba(47,125,255,0.55);
  border-radius: 12px;
  background: rgba(47,125,255,0.08);
  pointer-events: none;
}

/* Handles */
.ppdf-handles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ppdf-handle {
  position: absolute;
  width: 12px;
  height: 12px;
  border-radius: 4px;
  background: rgba(47,125,255,0.95);
  border: 2px solid rgba(0,0,0,0.55);
  box-shadow: 0 6px 16px rgba(0,0,0,0.35);
  pointer-events: auto;
}

.ppdf-handle-nw { left: -7px; top: -7px; cursor: nwse-resize; }
.ppdf-handle-ne { right: -7px; top: -7px; cursor: nesw-resize; }
.ppdf-handle-se { right: -7px; bottom: -7px; cursor: nwse-resize; }
.ppdf-handle-sw { left: -7px; bottom: -7px; cursor: nesw-resize; }

.ppdf-handle-rotate {
  left: 50%;
  top: -26px;
  transform: translateX(-50%);
  width: 14px;
  height: 14px;
  border-radius: 999px;
  cursor: grab;
}

.ppdf-handle-rotate:active { cursor: grabbing; }

/* Status bar */
.ppdf-status {
  padding: 8px 10px;
  font-size: 12px;
  color: var(--ppdf-text-dim);
  background: var(--ppdf-panel-2);
  border-bottom: 1px solid var(--ppdf-border);
  min-height: 34px;
  display: flex;
  align-items: center;
}

/* Scrollbar */
.ppdf-thumbs::-webkit-scrollbar,
.ppdf-scroller::-webkit-scrollbar { width: 10px; height: 10px; }

.ppdf-thumbs::-webkit-scrollbar-thumb,
.ppdf-scroller::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.10);
  border-radius: 10px;
}

.ppdf-thumbs::-webkit-scrollbar-thumb:hover,
.ppdf-scroller::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.16); }

.ppdf-thumbs::-webkit-scrollbar-track,
.ppdf-scroller::-webkit-scrollbar-track { background: rgba(0,0,0,0.25); }

@media (max-width: 900px) {
  .ppdf-thumbs-pane, .ppdf-splitter { display: none; }
  .ppdf-pages.is-two { grid-template-columns: 1fr; }
}


/* Fix select option colors (some browsers default to white-on-white) */
.ppdf-opt-select {
  background: var(--ppdf-panel);
  color: var(--ppdf-text);
  border: 1px solid var(--ppdf-border);
}
.ppdf-opt-select option {
  background: var(--ppdf-panel);
  color: var(--ppdf-text);
}


/* Page Mover restore edge-tab */
.ppdf-pages-edge {
  position: absolute;
  left: 0;
  top: 120px;
  z-index: 50;
  display: none;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  padding: 10px 8px;
  border-radius: 0 12px 12px 0;
  border: 1px solid var(--ppdf-border);
  border-left: none;
  background: rgba(20,24,36,0.92);
  color: var(--ppdf-text);
  cursor: pointer;
  user-select: none;
}
.ppdf-pages-edge:hover { filter: brightness(1.08); }
.ppdf-pages-collapsed .ppdf-pages-edge { display: block; }


.ppdf-zoom-select {
  background: var(--ppdf-btn);
  color: var(--ppdf-text);
  border: 1px solid var(--ppdf-border);
  border-radius: 10px;
  padding: 6px 10px;
  font-size: 13px;
}
.ppdf-zoom-select option { background: #0e1220; color: var(--ppdf-text); }


.ppdf-pages-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--ppdf-border);
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
  color: var(--ppdf-text-dim);
  font-size: 12px;
  white-space: nowrap;
}


.ppdf-status.is-loading { color: #ffd166; }
.ppdf-status.is-error { color: #ff6b6b; }
.ppdf-status.is-ok { color: #9be7c4; }


@media (max-width: 1100px) {
  .ppdf-btn-text { display: none; }
  .ppdf-header { gap: 6px; }
  .ppdf-options { gap: 6px; }
  .ppdf-pages-label { display: none; }
}


/* Cursor hints */
.ppdf-root[data-tool='pan'] .ppdf-overlay { cursor: grab; }
.ppdf-root[data-tool='pan'] .ppdf-overlay:active { cursor: grabbing; }
.ppdf-root[data-tool='pan'] .ppdf-obj:hover { cursor: move; }
.ppdf-root[data-tool='pen'] .ppdf-overlay,
.ppdf-root[data-tool='highlight'] .ppdf-overlay,
.ppdf-root[data-tool='eraser'] .ppdf-overlay { cursor: crosshair; }
.ppdf-root[data-tool='text'] .ppdf-overlay { cursor: text; }
.ppdf-root[data-tool='image'] .ppdf-overlay { cursor: copy; }


.ppdf-brush-preview {
  position: absolute;
  left: 0;
  top: 0;
  width: 16px;
  height: 16px;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,0.9);
  background: transparent;
  pointer-events: none;
  z-index: 2000;
  display: none;
}


@media (max-width: 760px) {
  .ppdf-btn .ppdf-btn-text { display: none; }
  .ppdf-header { gap: 6px; }
}


/* Toolbar spacer between annotation tools and Clear Anno */
.ppdf-tool-sep{
  width: 12px;
  height: 1px;
}


/* Disabled toolbar buttons (Undo/Redo when unavailable) */
.ppdf-header button.ppdf-disabled,
.ppdf-header .ppdf-btn.ppdf-disabled,
.ppdf-header button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}