/* Universal dark mode PDF styling */
.theme-dark .markdown-preview-view iframe[src$=".pdf"],
.theme-dark .markdown-reading-view iframe[src$=".pdf"],
.theme-dark .markdown-embed-content iframe[src$=".pdf"],
.theme-dark .internal-embed iframe[src$=".pdf"],
.theme-dark .pdf-viewer,
.theme-dark .markdown-preview-view embed[type="application/pdf"],
.theme-dark .markdown-reading-view embed[type="application/pdf"],
.theme-dark .markdown-embed-content embed[type="application/pdf"],
.theme-dark .internal-embed embed[type="application/pdf"] {
  filter: invert(0.87) hue-rotate(180deg) brightness(0.95) contrast(0.95) !important;
  opacity: 0.95;
}

/* Handle canvas and other potential PDF rendering methods */
.theme-dark .markdown-preview-view canvas,
.theme-dark .markdown-reading-view canvas,
.theme-dark .markdown-embed-content canvas,
.theme-dark .internal-embed canvas {
  filter: invert(0.87) hue-rotate(180deg) brightness(0.95) contrast(0.95) !important;
  opacity: 0.95;
}

/* Reset for light mode */
.theme-light iframe[src$=".pdf"],
.theme-light embed[type="application/pdf"],
.theme-light .pdf-viewer,
.theme-light canvas {
  filter: none !important;
  opacity: 1;
}

/* Additional specificity for good measure */
.theme-dark .markdown-preview-view .internal-embed[src$=".pdf"],
.theme-dark .markdown-reading-view .internal-embed[src$=".pdf"] {
  filter: invert(0.87) hue-rotate(180deg) brightness(0.95) contrast(0.95) !important;
}