/* Lecteur PDF Libre: a reading-focused skin for the official Mozilla viewer. */
:root {
  color-scheme: light;
  --toolbar-height: 40px;
  --body-bg-color: #ffffff;
  --page-margin: 0 auto;
  --page-border: 0;
  --toolbar-bg-color: #ffffff;
  --toolbar-border-color: #d8e1e8;
  --toolbar-icon-bg-color: #294357;
  --toolbar-icon-hover-bg-color: #0f676a;
  --main-color: #1c3247;
  --field-color: #1c3247;
  --field-bg-color: #f8fafc;
  --field-border-color: #c9d5df;
  --doorhanger-bg-color: #ffffff;
  --doorhanger-border-color: #c7d3dd;
  --button-hover-color: #e8f2f3;
  --toggled-btn-bg-color: #d9ebed;
  --toggled-btn-color: #0f676a;
  --progressBar-color: #16858b;
  --progressBar-bg-color: #dfeced;
  --button-background-color-primary: #126b6b;
  --button-background-color-primary-hover: #0e5555;
  --focus-outline-color: #16858b;
}
#mainContainer { min-width: 280px; }
#toolbarContainer { padding: 4px 6px; font-family: system-ui, -apple-system, "Segoe UI", sans-serif; }
#toolbarContainer #toolbarViewer input { font-family: inherit; }
.toolbarButton { border-radius: 5px; }
.toolbarField { border-radius: 4px; }
.pdfViewer .page,
.pdfViewer.removePageBorders .page { margin: 0 auto; border: 0; box-shadow: none; }
.pdfViewer.removePageBorders .spread .page { margin-inline: 0; }
#viewerContainer { inset: 0; }
#mainContainer > .toolbar {
  position: absolute;
  inset: 0 0 auto;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .12s ease, visibility .12s;
}
html[data-ec-controls="visible"] #mainContainer > .toolbar,
html[data-ec-toolbar-fixed="on"] #mainContainer > .toolbar {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Reading only: editing and opening unrelated local files are outside this embed. */
#editorModeButtons,
#editorModeSeparator,
#secondaryOpenFile,
#viewsManagerAddFileButton,
#viewsManagerStatus,
#viewsManagerStatusAction,
#viewsManagerSelectorOptions #pagesViewMenu,
#printSeparator:has(+ #secondaryOpenFile) { display: none !important; }

html[data-ec-download="off"] #downloadButton,
html[data-ec-download="off"] #secondaryDownload { display: none !important; }
html[data-ec-fullscreen="off"] #presentationMode { display: none !important; }

/* Keep the viewer's single toolbar and all popup controls usable at the bottom. */
html[data-ec-toolbar="bottom"] #mainContainer > .toolbar {
  position: absolute;
  inset: auto 0 0;
  height: var(--toolbar-height);
}
html[data-ec-toolbar="bottom"] #toolbarContainer {
  box-shadow: 0 -1px 0 var(--toolbar-border-color);
}
html[data-ec-toolbar="bottom"] #viewerContainer {
  inset-block: 0;
}
html[data-ec-toolbar="bottom"] #viewerContainer.pdfPresentationMode { inset: 0; }
html[data-ec-toolbar="bottom"] #toolbarContainer #loadingBar { top: -4px; }
html[data-ec-toolbar="bottom"] :is(.doorHanger, .doorHangerRight) {
  inset-block-start: auto;
  inset-block-end: calc(100% + var(--doorhanger-height) - 2px);
}
html[data-ec-toolbar="bottom"] :is(.doorHanger, .doorHangerRight)::before,
html[data-ec-toolbar="bottom"] :is(.doorHanger, .doorHangerRight)::after {
  display: none;
}
html[data-ec-toolbar="bottom"] #viewsManager {
  inset-block-start: auto;
  inset-block-end: calc(var(--toolbar-height) + 8px);
  max-height: calc(100vh - var(--toolbar-height) - 16px);
}
#secondaryToolbar {
  box-sizing: border-box;
  max-height: calc(100vh - var(--toolbar-height) - 16px);
  overflow-y: auto;
}
.ec-viewer-empty {
  position: absolute;
  inset: 20% 1rem auto;
  max-width: 36rem;
  margin: 0 auto;
  text-align: center;
  color: #294357;
  font: 15px/1.6 system-ui, sans-serif;
}
@media (max-width: 480px) {
  :root { --toolbar-height: 44px; }
  #toolbarContainer { padding-inline: 3px; }
  #toolbarContainer #toolbarViewer #toolbarViewerLeft { margin-inline-start: 0; }
  #toolbarContainer #toolbarViewer .toolbarButtonSpacer { width: 0; }
  .verticalToolbarSeparator { margin-inline: 2px; }
}
@media (prefers-reduced-motion: reduce) {
  #viewerContainer, #mainContainer > .toolbar { transition: none !important; }
}
@media (hover: none) {
  #mainContainer > .toolbar { opacity: 1; visibility: visible; pointer-events: auto; }
}
@media print {
  .ec-viewer-empty { display: none; }
}