diff --git a/lib/Epub/Epub.cpp b/lib/Epub/Epub.cpp
index 877102c8..fb946ab7 100644
--- a/lib/Epub/Epub.cpp
+++ b/lib/Epub/Epub.cpp
@@ -694,8 +694,8 @@ bool Epub::generateThumbBmp(int height) const {
       }
       int THUMB_TARGET_WIDTH = height * 0.6;
       int THUMB_TARGET_HEIGHT = height;
-      const bool success =
-          PngToBmpConverter::pngFileTo1BitBmpStreamWithSize(coverPng, thumbBmp, THUMB_TARGET_WIDTH, THUMB_TARGET_HEIGHT);
+      const bool success = PngToBmpConverter::pngFileTo1BitBmpStreamWithSize(coverPng, thumbBmp, THUMB_TARGET_WIDTH,
+                                                                             THUMB_TARGET_HEIGHT);
       coverPng.close();
       thumbBmp.close();
       Storage.remove(coverPngTempPath.c_str());
diff --git a/lib/Epub/Epub/Page.h b/lib/Epub/Epub/Page.h
index 504de418..756322a1 100644
--- a/lib/Epub/Epub/Page.h
+++ b/lib/Epub/Epub/Page.h
@@ -43,8 +43,8 @@ class PageLine final : public PageElement {
 /// Data for a single cell within a PageTableRow.
 struct PageTableCellData {
   std::vector<std::shared_ptr<TextBlock>> lines;  // Laid-out text lines for this cell
-  uint16_t columnWidth = 0;                        // Width of this column in pixels
-  uint16_t xOffset = 0;                            // X offset of this cell within the row
+  uint16_t columnWidth = 0;                       // Width of this column in pixels
+  uint16_t xOffset = 0;                           // X offset of this cell within the row
 };
 
 /// A table row element that renders cells in a column-aligned grid with borders.
diff --git a/lib/Epub/Epub/TableData.h b/lib/Epub/Epub/TableData.h
index c1b89b70..1725fe1a 100644
--- a/lib/Epub/Epub/TableData.h
+++ b/lib/Epub/Epub/TableData.h
@@ -9,9 +9,9 @@
 /// A single cell in a table row.
 struct TableCell {
   std::unique_ptr<ParsedText> content;
-  bool isHeader = false;   // true for <th>, false for <td>
-  int colspan = 1;          // number of logical columns this cell spans
-  CssLength widthHint;      // width hint from HTML attribute or CSS (if hasWidthHint)
+  bool isHeader = false;  // true for <th>, false for <td>
+  int colspan = 1;        // number of logical columns this cell spans
+  CssLength widthHint;    // width hint from HTML attribute or CSS (if hasWidthHint)
   bool hasWidthHint = false;
 };
 
diff --git a/lib/Epub/Epub/css/CssStyle.h b/lib/Epub/Epub/css/CssStyle.h
index d2c2f47d..2fb4f6ee 100644
--- a/lib/Epub/Epub/css/CssStyle.h
+++ b/lib/Epub/Epub/css/CssStyle.h
@@ -118,7 +118,7 @@ struct CssStyle {
   CssLength paddingBottom;  // Padding after
   CssLength paddingLeft;    // Padding left
   CssLength paddingRight;   // Padding right
-  CssLength width;           // Element width (used for table columns/cells)
+  CssLength width;          // Element width (used for table columns/cells)
 
   CssPropertyFlags defined;  // Tracks which properties were explicitly set
 
diff --git a/lib/Epub/Epub/hyphenation/LanguageRegistry.cpp b/lib/Epub/Epub/hyphenation/LanguageRegistry.cpp
index 98058357..10c4476f 100644
--- a/lib/Epub/Epub/hyphenation/LanguageRegistry.cpp
+++ b/lib/Epub/Epub/hyphenation/LanguageRegistry.cpp
@@ -88,6 +88,4 @@ const LanguageHyphenator* getLanguageHyphenatorForPrimaryTag(const std::string&
   return (it != allEntries.end()) ? it->hyphenator : nullptr;
 }
 
-LanguageEntryView getLanguageEntries() {
-  return entries();
-}
+LanguageEntryView getLanguageEntries() { return entries(); }
diff --git a/lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp b/lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
index d7adb4fa..e8c02cf4 100644
--- a/lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
+++ b/lib/Epub/Epub/parsers/ChapterHtmlSlimParser.cpp
@@ -214,7 +214,8 @@ void XMLCALL ChapterHtmlSlimParser::startElement(void* userData, const XML_Char*
     // (e.g. whitespace between tags) doesn't crash
     auto tableBlockStyle = BlockStyle();
     tableBlockStyle.alignment = CssTextAlign::Left;
-    self->currentTextBlock.reset(new ParsedText(self->extraParagraphSpacing, self->hyphenationEnabled, tableBlockStyle));
+    self->currentTextBlock.reset(
+        new ParsedText(self->extraParagraphSpacing, self->hyphenationEnabled, tableBlockStyle));
 
     self->depth += 1;
     return;
@@ -393,86 +394,86 @@ void XMLCALL ChapterHtmlSlimParser::startElement(void* userData, const XML_Char*
           // Check format support before any file I/O
           ImageToFramebufferDecoder* decoder = ImageDecoderFactory::getDecoder(resolvedPath);
           if (decoder) {
-          // Create a unique filename for the cached image
-          std::string ext;
-          size_t extPos = resolvedPath.rfind('.');
-          if (extPos != std::string::npos) {
-            ext = resolvedPath.substr(extPos);
-          }
-          std::string cachedImagePath = self->imageBasePath + std::to_string(self->imageCounter++) + ext;
-
-          // Extract image to cache file
-          FsFile cachedImageFile;
-          bool extractSuccess = false;
-          if (Storage.openFileForWrite("EHP", cachedImagePath, cachedImageFile)) {
-            extractSuccess = self->epub->readItemContentsToStream(resolvedPath, cachedImageFile, 4096);
-            cachedImageFile.flush();
-            cachedImageFile.close();
-            delay(50);  // Give SD card time to sync
-          }
-
-          if (extractSuccess) {
-            // Get image dimensions
-            ImageDimensions dims = {0, 0};
-            if (decoder->getDimensions(cachedImagePath, dims)) {
-              LOG_DBG("EHP", "Image dimensions: %dx%d", dims.width, dims.height);
-
-              // Scale to fit viewport while maintaining aspect ratio
-              int maxWidth = self->viewportWidth;
-              int maxHeight = self->viewportHeight;
-              float scaleX = (dims.width > maxWidth) ? (float)maxWidth / dims.width : 1.0f;
-              float scaleY = (dims.height > maxHeight) ? (float)maxHeight / dims.height : 1.0f;
-              float scale = (scaleX < scaleY) ? scaleX : scaleY;
-              if (scale > 1.0f) scale = 1.0f;
-
-              int displayWidth = (int)(dims.width * scale);
-              int displayHeight = (int)(dims.height * scale);
-
-              LOG_DBG("EHP", "Display size: %dx%d (scale %.2f)", displayWidth, displayHeight, scale);
-
-              // Create page for image - only break if image won't fit remaining space
-              if (self->currentPage && !self->currentPage->elements.empty() &&
-                  (self->currentPageNextY + displayHeight > self->viewportHeight)) {
-                self->completePageFn(std::move(self->currentPage));
-                self->currentPage.reset(new Page());
-                if (!self->currentPage) {
-                  LOG_ERR("EHP", "Failed to create new page");
-                  return;
-                }
-                self->currentPageNextY = 0;
-              } else if (!self->currentPage) {
-                self->currentPage.reset(new Page());
-                if (!self->currentPage) {
-                  LOG_ERR("EHP", "Failed to create initial page");
-                  return;
-                }
-                self->currentPageNextY = 0;
-              }
-
-              // Create ImageBlock and add to page
-              auto imageBlock = std::make_shared<ImageBlock>(cachedImagePath, displayWidth, displayHeight);
-              if (!imageBlock) {
-                LOG_ERR("EHP", "Failed to create ImageBlock");
-                return;
-              }
-              int xPos = (self->viewportWidth - displayWidth) / 2;
-              auto pageImage = std::make_shared<PageImage>(imageBlock, xPos, self->currentPageNextY);
-              if (!pageImage) {
-                LOG_ERR("EHP", "Failed to create PageImage");
-                return;
-              }
-              self->currentPage->elements.push_back(pageImage);
-              self->currentPageNextY += displayHeight;
-
-              self->depth += 1;
-              return;
-            } else {
-              LOG_ERR("EHP", "Failed to get image dimensions");
-              Storage.remove(cachedImagePath.c_str());
+            // Create a unique filename for the cached image
+            std::string ext;
+            size_t extPos = resolvedPath.rfind('.');
+            if (extPos != std::string::npos) {
+              ext = resolvedPath.substr(extPos);
+            }
+            std::string cachedImagePath = self->imageBasePath + std::to_string(self->imageCounter++) + ext;
+
+            // Extract image to cache file
+            FsFile cachedImageFile;
+            bool extractSuccess = false;
+            if (Storage.openFileForWrite("EHP", cachedImagePath, cachedImageFile)) {
+              extractSuccess = self->epub->readItemContentsToStream(resolvedPath, cachedImageFile, 4096);
+              cachedImageFile.flush();
+              cachedImageFile.close();
+              delay(50);  // Give SD card time to sync
+            }
+
+            if (extractSuccess) {
+              // Get image dimensions
+              ImageDimensions dims = {0, 0};
+              if (decoder->getDimensions(cachedImagePath, dims)) {
+                LOG_DBG("EHP", "Image dimensions: %dx%d", dims.width, dims.height);
+
+                // Scale to fit viewport while maintaining aspect ratio
+                int maxWidth = self->viewportWidth;
+                int maxHeight = self->viewportHeight;
+                float scaleX = (dims.width > maxWidth) ? (float)maxWidth / dims.width : 1.0f;
+                float scaleY = (dims.height > maxHeight) ? (float)maxHeight / dims.height : 1.0f;
+                float scale = (scaleX < scaleY) ? scaleX : scaleY;
+                if (scale > 1.0f) scale = 1.0f;
+
+                int displayWidth = (int)(dims.width * scale);
+                int displayHeight = (int)(dims.height * scale);
+
+                LOG_DBG("EHP", "Display size: %dx%d (scale %.2f)", displayWidth, displayHeight, scale);
+
+                // Create page for image - only break if image won't fit remaining space
+                if (self->currentPage && !self->currentPage->elements.empty() &&
+                    (self->currentPageNextY + displayHeight > self->viewportHeight)) {
+                  self->completePageFn(std::move(self->currentPage));
+                  self->currentPage.reset(new Page());
+                  if (!self->currentPage) {
+                    LOG_ERR("EHP", "Failed to create new page");
+                    return;
+                  }
+                  self->currentPageNextY = 0;
+                } else if (!self->currentPage) {
+                  self->currentPage.reset(new Page());
+                  if (!self->currentPage) {
+                    LOG_ERR("EHP", "Failed to create initial page");
+                    return;
+                  }
+                  self->currentPageNextY = 0;
+                }
+
+                // Create ImageBlock and add to page
+                auto imageBlock = std::make_shared<ImageBlock>(cachedImagePath, displayWidth, displayHeight);
+                if (!imageBlock) {
+                  LOG_ERR("EHP", "Failed to create ImageBlock");
+                  return;
+                }
+                int xPos = (self->viewportWidth - displayWidth) / 2;
+                auto pageImage = std::make_shared<PageImage>(imageBlock, xPos, self->currentPageNextY);
+                if (!pageImage) {
+                  LOG_ERR("EHP", "Failed to create PageImage");
+                  return;
+                }
+                self->currentPage->elements.push_back(pageImage);
+                self->currentPageNextY += displayHeight;
+
+                self->depth += 1;
+                return;
+              } else {
+                LOG_ERR("EHP", "Failed to get image dimensions");
+                Storage.remove(cachedImagePath.c_str());
+              }
+            } else {
+              LOG_ERR("EHP", "Failed to extract image");
             }
-          } else {
-            LOG_ERR("EHP", "Failed to extract image");
-          }
           }  // if (decoder)
         }
       }
@@ -1353,11 +1354,11 @@ void ChapterHtmlSlimParser::processTable() {
     }
 
     // Row height = max lines * lineHeight + top/bottom border + asymmetric vertical padding
-    const int16_t rowHeight = static_cast<int16_t>(
-        static_cast<int>(maxLinesInRow) * lh + 2 + TABLE_CELL_PAD_TOP + TABLE_CELL_PAD_BOTTOM);
+    const int16_t rowHeight =
+        static_cast<int16_t>(static_cast<int>(maxLinesInRow) * lh + 2 + TABLE_CELL_PAD_TOP + TABLE_CELL_PAD_BOTTOM);
 
-    auto pageTableRow = std::make_shared<PageTableRow>(
-        std::move(cellDataVec), rowHeight, totalTableWidth, static_cast<int16_t>(lh), 0, 0);
+    auto pageTableRow = std::make_shared<PageTableRow>(std::move(cellDataVec), rowHeight, totalTableWidth,
+                                                       static_cast<int16_t>(lh), 0, 0);
 
     addTableRowToPage(std::move(pageTableRow));
   }
diff --git a/lib/GfxRenderer/GfxRenderer.cpp b/lib/GfxRenderer/GfxRenderer.cpp
index ffe7f0e7..ffc3b482 100644
--- a/lib/GfxRenderer/GfxRenderer.cpp
+++ b/lib/GfxRenderer/GfxRenderer.cpp
@@ -756,10 +756,8 @@ void GfxRenderer::displayBuffer(const HalDisplay::RefreshMode refreshMode) const
 }
 
 // EXPERIMENTAL: Display only a rectangular region with specified refresh mode
-void GfxRenderer::displayWindow(int x, int y, int width, int height,
-                                HalDisplay::RefreshMode mode) const {
-  LOG_DBG("GFX", "Displaying window at (%d,%d) size (%dx%d) with mode %d", x, y, width, height,
-          static_cast<int>(mode));
+void GfxRenderer::displayWindow(int x, int y, int width, int height, HalDisplay::RefreshMode mode) const {
+  LOG_DBG("GFX", "Displaying window at (%d,%d) size (%dx%d) with mode %d", x, y, width, height, static_cast<int>(mode));
 
   // Validate bounds
   if (x < 0 || y < 0 || x + width > getScreenWidth() || y + height > getScreenHeight()) {
@@ -767,9 +765,8 @@ void GfxRenderer::displayWindow(int x, int y, int width, int height,
     return;
   }
 
-  display.displayWindow(static_cast<uint16_t>(x), static_cast<uint16_t>(y),
-                        static_cast<uint16_t>(width), static_cast<uint16_t>(height), mode,
-                        fadingFix);
+  display.displayWindow(static_cast<uint16_t>(x), static_cast<uint16_t>(y), static_cast<uint16_t>(width),
+                        static_cast<uint16_t>(height), mode, fadingFix);
 }
 
 std::string GfxRenderer::truncatedText(const int fontId, const char* text, const int maxWidth,
diff --git a/lib/PlaceholderCover/BookIcon.h b/lib/PlaceholderCover/BookIcon.h
index 344efaf0..162cbaf2 100644
--- a/lib/PlaceholderCover/BookIcon.h
+++ b/lib/PlaceholderCover/BookIcon.h
@@ -6,22 +6,20 @@
 static constexpr int BOOK_ICON_WIDTH = 48;
 static constexpr int BOOK_ICON_HEIGHT = 48;
 static const uint8_t BookIcon[] = {
-    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x00, 0x00, 0x00,
-    0x00, 0x1f, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f,
-    0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
-    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff,
-    0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1c, 0x00, 0x00, 0x01, 0x9f, 0xfc, 0x1f,
-    0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
-    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1c, 0x00, 0x01,
-    0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f,
-    0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
-    0xfc, 0x1c, 0x00, 0x00, 0x1f, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff,
-    0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f,
-    0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
-    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff,
-    0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f,
-    0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f,
-    0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0x00, 0x00, 0x00,
-    0x00, 0x3f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0xff,
-    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
+    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f,
+    0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1c, 0x00, 0x00, 0x01, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1c, 0x00, 0x01, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1c, 0x00, 0x00, 0x1f, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f, 0xfc, 0x1f, 0xff, 0xff, 0xff, 0x9f,
+    0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xfc, 0x00, 0x00, 0x00, 0x00, 0x1f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f,
+    0xff, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f, 0xff, 0x00, 0x00, 0x00, 0x00, 0x3f,
+    0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
 };
diff --git a/lib/PlaceholderCover/PlaceholderCoverGenerator.cpp b/lib/PlaceholderCover/PlaceholderCoverGenerator.cpp
index b0dfa7a9..2752b093 100644
--- a/lib/PlaceholderCover/PlaceholderCoverGenerator.cpp
+++ b/lib/PlaceholderCover/PlaceholderCoverGenerator.cpp
@@ -123,15 +123,13 @@ class PixelBuffer {
   /// Draw a rectangular border in black.
   void drawBorder(int x, int y, int w, int h, int thickness) {
     fillRect(x, y, w, thickness);                  // Top
-    fillRect(x, y + h - thickness, w, thickness);   // Bottom
-    fillRect(x, y, thickness, h);                   // Left
-    fillRect(x + w - thickness, y, thickness, h);   // Right
+    fillRect(x, y + h - thickness, w, thickness);  // Bottom
+    fillRect(x, y, thickness, h);                  // Left
+    fillRect(x + w - thickness, y, thickness, h);  // Right
   }
 
   /// Draw a horizontal line in black with configurable thickness.
-  void drawHLine(int x, int y, int length, int thickness = 1) {
-    fillRect(x, y, length, thickness);
-  }
+  void drawHLine(int x, int y, int length, int thickness = 1) { fillRect(x, y, length, thickness); }
 
   /// Render a single glyph at (cursorX, baselineY) with integer scaling. Returns advance in X (scaled).
   int renderGlyph(const EpdFontData* font, uint32_t codepoint, int cursorX, int baselineY, int scale = 1) {
@@ -321,16 +319,15 @@ bool PlaceholderCoverGenerator::generate(const std::string& outputPath, const st
 
   PixelBuffer buf(width, height);
   if (!buf.isValid()) {
-    LOG_ERR("PHC", "Failed to allocate %dx%d pixel buffer (%d bytes)", width, height,
-            (width + 31) / 32 * 4 * height);
+    LOG_ERR("PHC", "Failed to allocate %dx%d pixel buffer (%d bytes)", width, height, (width + 31) / 32 * 4 * height);
     return false;
   }
 
   // Proportional layout constants based on cover dimensions.
   // The device bezel covers ~2-3px on each edge, so we pad inward from the edge.
-  const int edgePadding = std::max(3, width / 48);    // ~10px at 480w, ~3px at 136w
-  const int borderWidth = std::max(2, width / 96);     // ~5px at 480w, ~2px at 136w
-  const int innerPadding = std::max(4, width / 32);    // ~15px at 480w, ~4px at 136w
+  const int edgePadding = std::max(3, width / 48);   // ~10px at 480w, ~3px at 136w
+  const int borderWidth = std::max(2, width / 96);   // ~5px at 480w, ~2px at 136w
+  const int innerPadding = std::max(4, width / 32);  // ~15px at 480w, ~4px at 136w
 
   // Text scaling: 2x for full-size covers, 1x for thumbnails
   const int titleScale = (height >= 600) ? 2 : 1;
@@ -373,7 +370,7 @@ bool PlaceholderCoverGenerator::generate(const std::string& outputPath, const st
   // --- Icon dimensions (needed for title text wrapping) ---
   const int iconW = (iconScale > 0) ? BOOK_ICON_WIDTH * iconScale : 0;
   const int iconGap = (iconScale > 0) ? std::max(8, width / 40) : 0;  // Gap between icon and title text
-  const int titleTextW = contentW - iconW - iconGap;  // Title wraps in narrower area beside icon
+  const int titleTextW = contentW - iconW - iconGap;                  // Title wraps in narrower area beside icon
 
   // --- Prepare title text (wraps within the area to the right of the icon) ---
   const std::string displayTitle = title.empty() ? "Untitled" : title;
@@ -403,9 +400,8 @@ bool PlaceholderCoverGenerator::generate(const std::string& outputPath, const st
   const int numTitleLines = static_cast<int>(titleLines.size());
   // Visual height: distance from top of first line to bottom of last line's glyphs.
   // Use ascender (not full advanceY) for the last line since trailing line-gap isn't visible.
-  const int titleVisualH = (numTitleLines > 0)
-                               ? (numTitleLines - 1) * titleLineH + titleFont->ascender * titleScale
-                               : 0;
+  const int titleVisualH =
+      (numTitleLines > 0) ? (numTitleLines - 1) * titleLineH + titleFont->ascender * titleScale : 0;
   const int titleBlockH = std::max(iconH, titleVisualH);  // Taller of icon or text
 
   int titleStartY = contentY + (titleZoneH - titleBlockH) / 2;
@@ -416,9 +412,7 @@ bool PlaceholderCoverGenerator::generate(const std::string& outputPath, const st
   // If title fits within icon height, center it vertically against the icon.
   // Otherwise top-align so extra lines overflow below.
   const int iconY = titleStartY;
-  const int titleTextY = (iconH > 0 && titleVisualH <= iconH)
-                             ? titleStartY + (iconH - titleVisualH) / 2
-                             : titleStartY;
+  const int titleTextY = (iconH > 0 && titleVisualH <= iconH) ? titleStartY + (iconH - titleVisualH) / 2 : titleStartY;
 
   // --- Horizontal centering: measure the widest title line, then center icon+gap+text block ---
   int maxTitleLineW = 0;
diff --git a/lib/hal/HalDisplay.cpp b/lib/hal/HalDisplay.cpp
index 6145eea7..efdb7398 100644
--- a/lib/hal/HalDisplay.cpp
+++ b/lib/hal/HalDisplay.cpp
@@ -38,8 +38,8 @@ void HalDisplay::displayBuffer(HalDisplay::RefreshMode mode, bool turnOffScreen)
 }
 
 // EXPERIMENTAL: Display only a rectangular region
-void HalDisplay::displayWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h,
-                               HalDisplay::RefreshMode mode, bool turnOffScreen) {
+void HalDisplay::displayWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h, HalDisplay::RefreshMode mode,
+                               bool turnOffScreen) {
   (void)mode;  // EInkDisplay::displayWindow does not take mode yet
   einkDisplay.displayWindow(x, y, w, h, turnOffScreen);
 }
diff --git a/lib/hal/HalDisplay.h b/lib/hal/HalDisplay.h
index 97dd5143..92b6bcad 100644
--- a/lib/hal/HalDisplay.h
+++ b/lib/hal/HalDisplay.h
@@ -37,8 +37,8 @@ class HalDisplay {
   void refreshDisplay(RefreshMode mode = RefreshMode::FAST_REFRESH, bool turnOffScreen = false);
 
   // EXPERIMENTAL: Display only a rectangular region
-  void displayWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h,
-                     RefreshMode mode = RefreshMode::FAST_REFRESH, bool turnOffScreen = false);
+  void displayWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h, RefreshMode mode = RefreshMode::FAST_REFRESH,
+                     bool turnOffScreen = false);
 
   // Power management
   void deepSleep();
diff --git a/open-x4-sdk b/open-x4-sdk
index c8ce3949..91e7e2be 160000
--- a/open-x4-sdk
+++ b/open-x4-sdk
@@ -1 +1 @@
-Subproject commit c8ce3949b3368329c290ca1858e65dc3416fc591
+Subproject commit 91e7e2bef7df514abc7b50aef763d0965abc00a6
diff --git a/src/SettingsList.h b/src/SettingsList.h
index fe254ee7..6ad2f193 100644
--- a/src/SettingsList.h
+++ b/src/SettingsList.h
@@ -58,17 +58,16 @@ inline std::vector<SettingInfo> getSettingsList() {
                         {StrId::STR_NONE_OPT, StrId::STR_FILTER_CONTRAST, StrId::STR_INVERTED},
                         "sleepScreenCoverFilter", StrId::STR_CAT_DISPLAY),
       SettingInfo::Enum(StrId::STR_LETTERBOX_FILL, &CrossPointSettings::sleepScreenLetterboxFill,
-                        {StrId::STR_DITHERED, StrId::STR_SOLID, StrId::STR_NONE_OPT},
-                        "sleepScreenLetterboxFill", StrId::STR_CAT_DISPLAY),
+                        {StrId::STR_DITHERED, StrId::STR_SOLID, StrId::STR_NONE_OPT}, "sleepScreenLetterboxFill",
+                        StrId::STR_CAT_DISPLAY),
       SettingInfo::Enum(
           StrId::STR_STATUS_BAR, &CrossPointSettings::statusBar,
           {StrId::STR_NONE_OPT, StrId::STR_NO_PROGRESS, StrId::STR_STATUS_BAR_FULL_PERCENT,
            StrId::STR_STATUS_BAR_FULL_BOOK, StrId::STR_STATUS_BAR_BOOK_ONLY, StrId::STR_STATUS_BAR_FULL_CHAPTER},
           "statusBar", StrId::STR_CAT_DISPLAY),
-      SettingInfo::Enum(
-          StrId::STR_INDEXING_DISPLAY, &CrossPointSettings::indexingDisplay,
-          {StrId::STR_INDEXING_POPUP, StrId::STR_INDEXING_STATUS_TEXT, StrId::STR_INDEXING_STATUS_ICON},
-          "indexingDisplay", StrId::STR_CAT_DISPLAY),
+      SettingInfo::Enum(StrId::STR_INDEXING_DISPLAY, &CrossPointSettings::indexingDisplay,
+                        {StrId::STR_INDEXING_POPUP, StrId::STR_INDEXING_STATUS_TEXT, StrId::STR_INDEXING_STATUS_ICON},
+                        "indexingDisplay", StrId::STR_CAT_DISPLAY),
       SettingInfo::Enum(StrId::STR_HIDE_BATTERY, &CrossPointSettings::hideBatteryPercentage,
                         {StrId::STR_NEVER, StrId::STR_IN_READER, StrId::STR_ALWAYS}, "hideBatteryPercentage",
                         StrId::STR_CAT_DISPLAY),
@@ -135,9 +134,7 @@ inline std::vector<SettingInfo> getSettingsList() {
           "preferredPortrait", StrId::STR_CAT_READER),
       SettingInfo::DynamicEnum(
           StrId::STR_PREFERRED_LANDSCAPE, {StrId::STR_LANDSCAPE_CW, StrId::STR_LANDSCAPE_CCW},
-          [] {
-            return static_cast<uint8_t>(SETTINGS.preferredLandscape == CrossPointSettings::LANDSCAPE_CCW ? 1 : 0);
-          },
+          [] { return static_cast<uint8_t>(SETTINGS.preferredLandscape == CrossPointSettings::LANDSCAPE_CCW ? 1 : 0); },
           [](uint8_t idx) {
             SETTINGS.preferredLandscape =
                 (idx == 1) ? CrossPointSettings::LANDSCAPE_CCW : CrossPointSettings::LANDSCAPE_CW;
diff --git a/src/activities/boot_sleep/SleepActivity.cpp b/src/activities/boot_sleep/SleepActivity.cpp
index e848e471..7aaf0e62 100644
--- a/src/activities/boot_sleep/SleepActivity.cpp
+++ b/src/activities/boot_sleep/SleepActivity.cpp
@@ -15,10 +15,10 @@
 
 #include "CrossPointSettings.h"
 #include "CrossPointState.h"
-#include "util/BookSettings.h"
 #include "components/UITheme.h"
 #include "fontIds.h"
 #include "images/Logo120.h"
+#include "util/BookSettings.h"
 #include "util/StringUtils.h"
 
 namespace {
@@ -80,9 +80,7 @@ uint8_t quantizeBayerDither(int gray, int x, int y) {
 // creating a high-frequency checkerboard that causes e-ink display crosstalk
 // and washes out adjacent content during HALF_REFRESH.
 // Gray values 171-254 produce a level-2/level-3 mix via Bayer dithering.
-bool bayerCrossesBwBoundary(uint8_t gray) {
-  return gray > 170 && gray < 255;
-}
+bool bayerCrossesBwBoundary(uint8_t gray) { return gray > 170 && gray < 255; }
 
 // Hash-based block dithering for BW-boundary gray values (171-254).
 // Each blockSize×blockSize pixel block gets a single uniform level (2 or 3),
@@ -301,9 +299,12 @@ void drawLetterboxFill(GfxRenderer& renderer, const LetterboxFillData& data, uin
       for (int y = 0; y < data.letterboxA; y++)
         for (int x = 0; x < renderer.getScreenWidth(); x++) {
           uint8_t lv;
-          if (isSolid)      lv = levelA;
-          else if (hashA)   lv = hashBlockDither(data.avgA, x, y);
-          else              lv = quantizeBayerDither(data.avgA, x, y);
+          if (isSolid)
+            lv = levelA;
+          else if (hashA)
+            lv = hashBlockDither(data.avgA, x, y);
+          else
+            lv = quantizeBayerDither(data.avgA, x, y);
           renderer.drawPixelGray(x, y, lv);
         }
     }
@@ -312,9 +313,12 @@ void drawLetterboxFill(GfxRenderer& renderer, const LetterboxFillData& data, uin
       for (int y = start; y < renderer.getScreenHeight(); y++)
         for (int x = 0; x < renderer.getScreenWidth(); x++) {
           uint8_t lv;
-          if (isSolid)      lv = levelB;
-          else if (hashB)   lv = hashBlockDither(data.avgB, x, y);
-          else              lv = quantizeBayerDither(data.avgB, x, y);
+          if (isSolid)
+            lv = levelB;
+          else if (hashB)
+            lv = hashBlockDither(data.avgB, x, y);
+          else
+            lv = quantizeBayerDither(data.avgB, x, y);
           renderer.drawPixelGray(x, y, lv);
         }
     }
@@ -323,9 +327,12 @@ void drawLetterboxFill(GfxRenderer& renderer, const LetterboxFillData& data, uin
       for (int x = 0; x < data.letterboxA; x++)
         for (int y = 0; y < renderer.getScreenHeight(); y++) {
           uint8_t lv;
-          if (isSolid)      lv = levelA;
-          else if (hashA)   lv = hashBlockDither(data.avgA, x, y);
-          else              lv = quantizeBayerDither(data.avgA, x, y);
+          if (isSolid)
+            lv = levelA;
+          else if (hashA)
+            lv = hashBlockDither(data.avgA, x, y);
+          else
+            lv = quantizeBayerDither(data.avgA, x, y);
           renderer.drawPixelGray(x, y, lv);
         }
     }
@@ -334,9 +341,12 @@ void drawLetterboxFill(GfxRenderer& renderer, const LetterboxFillData& data, uin
       for (int x = start; x < renderer.getScreenWidth(); x++)
         for (int y = 0; y < renderer.getScreenHeight(); y++) {
           uint8_t lv;
-          if (isSolid)      lv = levelB;
-          else if (hashB)   lv = hashBlockDither(data.avgB, x, y);
-          else              lv = quantizeBayerDither(data.avgB, x, y);
+          if (isSolid)
+            lv = levelB;
+          else if (hashB)
+            lv = hashBlockDither(data.avgB, x, y);
+          else
+            lv = quantizeBayerDither(data.avgB, x, y);
           renderer.drawPixelGray(x, y, lv);
         }
     }
@@ -523,9 +533,8 @@ void SleepActivity::renderBitmapSleepScreen(const Bitmap& bitmap, const std::str
       }
     }
     if (fillData.valid) {
-      LOG_DBG("SLP", "Letterbox fill: %s, horizontal=%d, avgA=%d, avgB=%d, letterboxA=%d, letterboxB=%d",
-              fillModeName, fillData.horizontal, fillData.avgA, fillData.avgB, fillData.letterboxA,
-              fillData.letterboxB);
+      LOG_DBG("SLP", "Letterbox fill: %s, horizontal=%d, avgA=%d, avgB=%d, letterboxA=%d, letterboxB=%d", fillModeName,
+              fillData.horizontal, fillData.avgA, fillData.avgB, fillData.letterboxA, fillData.letterboxB);
     }
   }
 
diff --git a/src/activities/home/HomeActivity.cpp b/src/activities/home/HomeActivity.cpp
index f6e2ca15..418015e4 100644
--- a/src/activities/home/HomeActivity.cpp
+++ b/src/activities/home/HomeActivity.cpp
@@ -5,8 +5,8 @@
 #include <GfxRenderer.h>
 #include <HalStorage.h>
 #include <I18n.h>
-#include <Utf8.h>
 #include <PlaceholderCoverGenerator.h>
+#include <Utf8.h>
 #include <Xtc.h>
 
 #include <cstdio>
diff --git a/src/activities/reader/DictionaryDefinitionActivity.cpp b/src/activities/reader/DictionaryDefinitionActivity.cpp
index 6771b350..83d5096c 100644
--- a/src/activities/reader/DictionaryDefinitionActivity.cpp
+++ b/src/activities/reader/DictionaryDefinitionActivity.cpp
@@ -17,9 +17,7 @@ void DictionaryDefinitionActivity::onEnter() {
   requestUpdate();
 }
 
-void DictionaryDefinitionActivity::onExit() {
-  Activity::onExit();
-}
+void DictionaryDefinitionActivity::onExit() { Activity::onExit(); }
 
 // ---------------------------------------------------------------------------
 // Check if a Unicode codepoint is likely renderable by the e-ink bitmap font.
@@ -27,12 +25,12 @@ void DictionaryDefinitionActivity::onExit() {
 // Skips IPA extensions, Greek, Cyrillic, Arabic, CJK, and other non-Latin scripts.
 // ---------------------------------------------------------------------------
 bool DictionaryDefinitionActivity::isRenderableCodepoint(uint32_t cp) {
-  if (cp <= 0x024F) return true;                       // Basic Latin + Latin Extended-A/B
-  if (cp >= 0x0300 && cp <= 0x036F) return true;       // Combining Diacritical Marks
-  if (cp >= 0x2000 && cp <= 0x206F) return true;       // General Punctuation
-  if (cp >= 0x20A0 && cp <= 0x20CF) return true;       // Currency Symbols
-  if (cp >= 0x2100 && cp <= 0x214F) return true;       // Letterlike Symbols
-  if (cp >= 0x2190 && cp <= 0x21FF) return true;       // Arrows
+  if (cp <= 0x024F) return true;                  // Basic Latin + Latin Extended-A/B
+  if (cp >= 0x0300 && cp <= 0x036F) return true;  // Combining Diacritical Marks
+  if (cp >= 0x2000 && cp <= 0x206F) return true;  // General Punctuation
+  if (cp >= 0x20A0 && cp <= 0x20CF) return true;  // Currency Symbols
+  if (cp >= 0x2100 && cp <= 0x214F) return true;  // Letterlike Symbols
+  if (cp >= 0x2190 && cp <= 0x21FF) return true;  // Arrows
   return false;
 }
 
@@ -48,7 +46,7 @@ std::string DictionaryDefinitionActivity::decodeEntity(const std::string& entity
   if (entity == "apos") return "'";
   if (entity == "nbsp" || entity == "thinsp" || entity == "ensp" || entity == "emsp") return " ";
   if (entity == "ndash") return "\xE2\x80\x93";  // U+2013
-  if (entity == "mdash") return "\xE2\x80\x94";   // U+2014
+  if (entity == "mdash") return "\xE2\x80\x94";  // U+2014
   if (entity == "lsquo") return "\xE2\x80\x98";
   if (entity == "rsquo") return "\xE2\x80\x99";
   if (entity == "ldquo") return "\xE2\x80\x9C";
@@ -502,11 +500,11 @@ void DictionaryDefinitionActivity::render(Activity::RenderLock&&) {
       const int tw = renderer.getTextWidth(SMALL_FONT_ID, truncated.c_str());
 
       if (useCCW) {
-        renderer.drawTextRotated90CCW(SMALL_FONT_ID, sideX,
-                                      sideButtonY[i] + (sideButtonHeight - tw) / 2, truncated.c_str());
+        renderer.drawTextRotated90CCW(SMALL_FONT_ID, sideX, sideButtonY[i] + (sideButtonHeight - tw) / 2,
+                                      truncated.c_str());
       } else {
-        renderer.drawTextRotated90CW(SMALL_FONT_ID, sideX,
-                                     sideButtonY[i] + (sideButtonHeight + tw) / 2, truncated.c_str());
+        renderer.drawTextRotated90CW(SMALL_FONT_ID, sideX, sideButtonY[i] + (sideButtonHeight + tw) / 2,
+                                     truncated.c_str());
       }
     }
 
diff --git a/src/activities/reader/DictionarySuggestionsActivity.cpp b/src/activities/reader/DictionarySuggestionsActivity.cpp
index 3f0d84be..2209b714 100644
--- a/src/activities/reader/DictionarySuggestionsActivity.cpp
+++ b/src/activities/reader/DictionarySuggestionsActivity.cpp
@@ -13,9 +13,7 @@ void DictionarySuggestionsActivity::onEnter() {
   requestUpdate();
 }
 
-void DictionarySuggestionsActivity::onExit() {
-  ActivityWithSubactivity::onExit();
-}
+void DictionarySuggestionsActivity::onExit() { ActivityWithSubactivity::onExit(); }
 
 void DictionarySuggestionsActivity::loop() {
   if (subActivity) {
@@ -66,8 +64,8 @@ void DictionarySuggestionsActivity::loop() {
     }
 
     enterNewActivity(new DictionaryDefinitionActivity(
-        renderer, mappedInput, selected, definition, readerFontId, orientation,
-        [this]() { pendingBackFromDef = true; }, [this]() { pendingExitToReader = true; }));
+        renderer, mappedInput, selected, definition, readerFontId, orientation, [this]() { pendingBackFromDef = true; },
+        [this]() { pendingExitToReader = true; }));
     return;
   }
 
diff --git a/src/activities/reader/DictionaryWordSelectActivity.cpp b/src/activities/reader/DictionaryWordSelectActivity.cpp
index ad8be929..958091f7 100644
--- a/src/activities/reader/DictionaryWordSelectActivity.cpp
+++ b/src/activities/reader/DictionaryWordSelectActivity.cpp
@@ -25,9 +25,7 @@ void DictionaryWordSelectActivity::onEnter() {
   requestUpdate();
 }
 
-void DictionaryWordSelectActivity::onExit() {
-  ActivityWithSubactivity::onExit();
-}
+void DictionaryWordSelectActivity::onExit() { ActivityWithSubactivity::onExit(); }
 
 bool DictionaryWordSelectActivity::isLandscape() const {
   return orientation == CrossPointSettings::ORIENTATION::LANDSCAPE_CW ||
@@ -368,8 +366,8 @@ void DictionaryWordSelectActivity::loop() {
 
     if (!definition.empty()) {
       enterNewActivity(new DictionaryDefinitionActivity(
-          renderer, mappedInput, cleaned, definition, fontId, orientation,
-          [this]() { pendingBackFromDef = true; }, [this]() { pendingExitToReader = true; }));
+          renderer, mappedInput, cleaned, definition, fontId, orientation, [this]() { pendingBackFromDef = true; },
+          [this]() { pendingExitToReader = true; }));
       return;
     }
 
@@ -379,8 +377,8 @@ void DictionaryWordSelectActivity::loop() {
       std::string stemDef = Dictionary::lookup(stem);
       if (!stemDef.empty()) {
         enterNewActivity(new DictionaryDefinitionActivity(
-            renderer, mappedInput, stem, stemDef, fontId, orientation,
-            [this]() { pendingBackFromDef = true; }, [this]() { pendingExitToReader = true; }));
+            renderer, mappedInput, stem, stemDef, fontId, orientation, [this]() { pendingBackFromDef = true; },
+            [this]() { pendingExitToReader = true; }));
         return;
       }
     }
@@ -459,7 +457,7 @@ void DictionaryWordSelectActivity::drawHints() {
   renderer.setOrientation(origOrientation);
 
   // Bottom button constants (match LyraTheme::drawButtonHints)
-  constexpr int buttonHeight = 40;     // LyraMetrics::values.buttonHintsHeight
+  constexpr int buttonHeight = 40;  // LyraMetrics::values.buttonHintsHeight
   constexpr int buttonWidth = 80;
   constexpr int cornerRadius = 6;
   constexpr int textYOffset = 7;
@@ -467,35 +465,43 @@ void DictionaryWordSelectActivity::drawHints() {
   constexpr int buttonPositions[] = {58, 146, 254, 342};
 
   // Side button constants (match LyraTheme::drawSideButtonHints)
-  constexpr int sideButtonWidth = 30;   // LyraMetrics::values.sideButtonHintsWidth
+  constexpr int sideButtonWidth = 30;  // LyraMetrics::values.sideButtonHintsWidth
   constexpr int sideButtonHeight = 78;
   constexpr int sideButtonGap = 5;
-  constexpr int sideTopY = 345;         // topHintButtonY
+  constexpr int sideTopY = 345;  // topHintButtonY
   const int sideX = portW - sideButtonWidth;
   const int sideButtonY[2] = {sideTopY, sideTopY + sideButtonHeight + sideButtonGap};
 
   // Labels for face and side buttons depend on orientation,
   // because the physical-to-logical mapping rotates with the screen.
-  const char* facePrev;   // label for physical Left face button
-  const char* faceNext;   // label for physical Right face button
-  const char* sideTop;    // label for physical top side button (PageBack)
-  const char* sideBottom; // label for physical bottom side button (PageForward)
+  const char* facePrev;    // label for physical Left face button
+  const char* faceNext;    // label for physical Right face button
+  const char* sideTop;     // label for physical top side button (PageBack)
+  const char* sideBottom;  // label for physical bottom side button (PageForward)
 
   const bool landscape = isLandscape();
   const bool inverted = isInverted();
 
   if (landscape && orientation == CrossPointSettings::ORIENTATION::LANDSCAPE_CW) {
-    facePrev = "Line Up";    faceNext = "Line Dn";
-    sideTop = "Word \xC2\xBB";   sideBottom = "\xC2\xAB Word";
+    facePrev = "Line Up";
+    faceNext = "Line Dn";
+    sideTop = "Word \xC2\xBB";
+    sideBottom = "\xC2\xAB Word";
   } else if (landscape) {  // LANDSCAPE_CCW
-    facePrev = "Line Dn";    faceNext = "Line Up";
-    sideTop = "\xC2\xAB Word";   sideBottom = "Word \xC2\xBB";
+    facePrev = "Line Dn";
+    faceNext = "Line Up";
+    sideTop = "\xC2\xAB Word";
+    sideBottom = "Word \xC2\xBB";
   } else if (inverted) {
-    facePrev = "Word \xC2\xBB";  faceNext = "\xC2\xAB Word";
-    sideTop = "Line Dn";     sideBottom = "Line Up";
+    facePrev = "Word \xC2\xBB";
+    faceNext = "\xC2\xAB Word";
+    sideTop = "Line Dn";
+    sideBottom = "Line Up";
   } else {  // Portrait (default)
-    facePrev = "\xC2\xAB Word";  faceNext = "Word \xC2\xBB";
-    sideTop = "Line Up";     sideBottom = "Line Dn";
+    facePrev = "\xC2\xAB Word";
+    faceNext = "Word \xC2\xBB";
+    sideTop = "Line Up";
+    sideBottom = "Line Dn";
   }
 
   const auto labels = mappedInput.mapLabels("\xC2\xAB Back", "Select", facePrev, faceNext);
@@ -622,12 +628,12 @@ void DictionaryWordSelectActivity::drawHints() {
 
     if (useCCW) {
       // Text reads top-to-bottom (90° CCW rotation): y starts near top of button
-      renderer.drawTextRotated90CCW(SMALL_FONT_ID, sideX,
-                                    sideButtonY[i] + (sideButtonHeight - tw) / 2, truncated.c_str());
+      renderer.drawTextRotated90CCW(SMALL_FONT_ID, sideX, sideButtonY[i] + (sideButtonHeight - tw) / 2,
+                                    truncated.c_str());
     } else {
       // Text reads bottom-to-top (90° CW rotation): y starts near bottom of button
-      renderer.drawTextRotated90CW(SMALL_FONT_ID, sideX,
-                                   sideButtonY[i] + (sideButtonHeight + tw) / 2, truncated.c_str());
+      renderer.drawTextRotated90CW(SMALL_FONT_ID, sideX, sideButtonY[i] + (sideButtonHeight + tw) / 2,
+                                   truncated.c_str());
     }
   }
 
diff --git a/src/activities/reader/DictionaryWordSelectActivity.h b/src/activities/reader/DictionaryWordSelectActivity.h
index dbaec852..667e5b2c 100644
--- a/src/activities/reader/DictionaryWordSelectActivity.h
+++ b/src/activities/reader/DictionaryWordSelectActivity.h
@@ -13,8 +13,7 @@ class DictionaryWordSelectActivity final : public ActivityWithSubactivity {
   explicit DictionaryWordSelectActivity(GfxRenderer& renderer, MappedInputManager& mappedInput,
                                         std::unique_ptr<Page> page, int fontId, int marginLeft, int marginTop,
                                         const std::string& cachePath, uint8_t orientation,
-                                        const std::function<void()>& onBack,
-                                        const std::string& nextPageFirstWord = "")
+                                        const std::function<void()>& onBack, const std::string& nextPageFirstWord = "")
       : ActivityWithSubactivity("DictionaryWordSelect", renderer, mappedInput),
         page(std::move(page)),
         fontId(fontId),
diff --git a/src/activities/reader/EpubReaderActivity.cpp b/src/activities/reader/EpubReaderActivity.cpp
index 968fc43a..2da34d12 100644
--- a/src/activities/reader/EpubReaderActivity.cpp
+++ b/src/activities/reader/EpubReaderActivity.cpp
@@ -6,7 +6,6 @@
 #include <HalStorage.h>
 #include <I18n.h>
 #include <Logging.h>
-
 #include <PlaceholderCoverGenerator.h>
 
 #include "CrossPointSettings.h"
@@ -242,8 +241,7 @@ void EpubReaderActivity::loop() {
   }
 
   // Long press CONFIRM opens Table of Contents directly (skip menu)
-  if (mappedInput.isPressed(MappedInputManager::Button::Confirm) &&
-      mappedInput.getHeldTime() >= longPressConfirmMs) {
+  if (mappedInput.isPressed(MappedInputManager::Button::Confirm) && mappedInput.getHeldTime() >= longPressConfirmMs) {
     ignoreNextConfirmRelease = true;
     if (epub && epub->getTocItemsCount() > 0) {
       openChapterSelection(true);  // skip the stale release from this long-press
@@ -266,8 +264,8 @@ void EpubReaderActivity::loop() {
     }
     const int bookProgressPercent = clampPercent(static_cast<int>(bookProgress + 0.5f));
     const bool hasDictionary = Dictionary::exists();
-    const bool isBookmarked = BookmarkStore::hasBookmark(
-        epub->getCachePath(), currentSpineIndex, section ? section->currentPage : 0);
+    const bool isBookmarked =
+        BookmarkStore::hasBookmark(epub->getCachePath(), currentSpineIndex, section ? section->currentPage : 0);
     exitActivity();
     enterNewActivity(new EpubReaderMenuActivity(
         this->renderer, this->mappedInput, epub->getTitle(), currentPage, totalPages, bookProgressPercent,
@@ -935,13 +933,11 @@ void EpubReaderActivity::render(Activity::RenderLock&& lock) {
 
     silentIndexingActive = false;
     const bool textOnlyPage = !p->hasImages();
-    if (textOnlyPage &&
-        SETTINGS.indexingDisplay != CrossPointSettings::INDEXING_DISPLAY::INDEXING_POPUP &&
+    if (textOnlyPage && SETTINGS.indexingDisplay != CrossPointSettings::INDEXING_DISPLAY::INDEXING_POPUP &&
         section->pageCount >= 1 &&
         ((section->pageCount == 1 && section->currentPage == 0) ||
          (section->pageCount >= 2 && section->currentPage == section->pageCount - 2)) &&
-        currentSpineIndex + 1 < epub->getSpineItemsCount() &&
-        preIndexedNextSpine != currentSpineIndex + 1) {
+        currentSpineIndex + 1 < epub->getSpineItemsCount() && preIndexedNextSpine != currentSpineIndex + 1) {
       Section probe(epub, currentSpineIndex + 1, renderer);
       if (probe.loadSectionFile(SETTINGS.getReaderFontId(), SETTINGS.getReaderLineCompression(),
                                 SETTINGS.extraParagraphSpacing, SETTINGS.paragraphAlignment, viewportWidth,
@@ -971,9 +967,8 @@ bool EpubReaderActivity::silentIndexNextChapterIfNeeded(const uint16_t viewportW
     return false;
   }
 
-  const bool shouldPreIndex =
-      (section->pageCount == 1 && section->currentPage == 0) ||
-      (section->pageCount >= 2 && section->currentPage == section->pageCount - 2);
+  const bool shouldPreIndex = (section->pageCount == 1 && section->currentPage == 0) ||
+                              (section->pageCount >= 2 && section->currentPage == section->pageCount - 2);
   if (!epub || !section || !shouldPreIndex) {
     silentIndexingActive = false;
     return false;
@@ -1065,8 +1060,8 @@ void EpubReaderActivity::renderContents(std::unique_ptr<Page> page, const int or
     if (page->getImageBoundingBox(imgX, imgY, imgW, imgH)) {
       int screenX = imgX + orientedMarginLeft;
       int screenY = imgY + orientedMarginTop;
-      LOG_DBG("ERS", "Image page: fast double-refresh (page bbox: %d,%d %dx%d, screen: %d,%d %dx%d)",
-              imgX, imgY, imgW, imgH, screenX, screenY, imgW, imgH);
+      LOG_DBG("ERS", "Image page: fast double-refresh (page bbox: %d,%d %dx%d, screen: %d,%d %dx%d)", imgX, imgY, imgW,
+              imgH, screenX, screenY, imgW, imgH);
 
 #if USE_IMAGE_DOUBLE_FAST_REFRESH == 0
       // Method A: Fill blank area + two FAST_REFRESH operations
@@ -1233,8 +1228,7 @@ void EpubReaderActivity::renderStatusBar(const int orientedMarginRight, const in
     if (SETTINGS.indexingDisplay == CrossPointSettings::INDEXING_DISPLAY::INDEXING_STATUS_TEXT) {
       renderer.drawText(SMALL_FONT_ID, indicatorX, textY, tr(STR_INDEXING));
     } else if (SETTINGS.indexingDisplay == CrossPointSettings::INDEXING_DISPLAY::INDEXING_STATUS_ICON) {
-      renderer.drawIcon(kIndexingIcon, indicatorX, textY - kIndexingIconSize + 2, kIndexingIconSize,
-                        kIndexingIconSize);
+      renderer.drawIcon(kIndexingIcon, indicatorX, textY - kIndexingIconSize + 2, kIndexingIconSize, kIndexingIconSize);
     }
   }
 }
diff --git a/src/activities/reader/EpubReaderActivity.h b/src/activities/reader/EpubReaderActivity.h
index 589825d6..bec036db 100644
--- a/src/activities/reader/EpubReaderActivity.h
+++ b/src/activities/reader/EpubReaderActivity.h
@@ -20,13 +20,13 @@ class EpubReaderActivity final : public ActivityWithSubactivity {
   bool pendingPercentJump = false;
   // Normalized 0.0-1.0 progress within the target spine item, computed from book percentage.
   float pendingSpineProgress = 0.0f;
-  bool pendingSubactivityExit = false;  // Defer subactivity exit to avoid use-after-free
-  bool pendingGoHome = false;           // Defer go home to avoid race condition with display task
-  bool skipNextButtonCheck = false;        // Skip button processing for one frame after subactivity exit
-  bool ignoreNextConfirmRelease = false;   // Suppress short-press after long-press Confirm
-  volatile bool loadingSection = false;    // True during the entire !section block (read from main loop)
-  bool silentIndexingActive = false;       // True while silently pre-indexing the next chapter
-  int preIndexedNextSpine = -1;            // Spine index already pre-indexed (prevents re-render loop)
+  bool pendingSubactivityExit = false;    // Defer subactivity exit to avoid use-after-free
+  bool pendingGoHome = false;             // Defer go home to avoid race condition with display task
+  bool skipNextButtonCheck = false;       // Skip button processing for one frame after subactivity exit
+  bool ignoreNextConfirmRelease = false;  // Suppress short-press after long-press Confirm
+  volatile bool loadingSection = false;   // True during the entire !section block (read from main loop)
+  bool silentIndexingActive = false;      // True while silently pre-indexing the next chapter
+  int preIndexedNextSpine = -1;           // Spine index already pre-indexed (prevents re-render loop)
   const std::function<void()> onGoBack;
   const std::function<void()> onGoHome;
 
diff --git a/src/activities/reader/EpubReaderBookmarkSelectionActivity.cpp b/src/activities/reader/EpubReaderBookmarkSelectionActivity.cpp
index 44351aa1..cbb47d0b 100644
--- a/src/activities/reader/EpubReaderBookmarkSelectionActivity.cpp
+++ b/src/activities/reader/EpubReaderBookmarkSelectionActivity.cpp
@@ -47,9 +47,7 @@ void EpubReaderBookmarkSelectionActivity::onEnter() {
   requestUpdate();
 }
 
-void EpubReaderBookmarkSelectionActivity::onExit() {
-  ActivityWithSubactivity::onExit();
-}
+void EpubReaderBookmarkSelectionActivity::onExit() { ActivityWithSubactivity::onExit(); }
 
 void EpubReaderBookmarkSelectionActivity::loop() {
   if (subActivity) {
@@ -207,8 +205,8 @@ void EpubReaderBookmarkSelectionActivity::render(Activity::RenderLock&&) {
     if (!bookmarks.empty()) {
       const char* deleteHint = "Hold select to delete";
       const int hintWidth = renderer.getTextWidth(SMALL_FONT_ID, deleteHint);
-      renderer.drawText(SMALL_FONT_ID, (renderer.getScreenWidth() - hintWidth) / 2,
-                        renderer.getScreenHeight() - 70, deleteHint);
+      renderer.drawText(SMALL_FONT_ID, (renderer.getScreenWidth() - hintWidth) / 2, renderer.getScreenHeight() - 70,
+                        deleteHint);
     }
 
     const auto labels = mappedInput.mapLabels("\xC2\xAB Back", "Select", "Up", "Down");
diff --git a/src/activities/reader/EpubReaderBookmarkSelectionActivity.h b/src/activities/reader/EpubReaderBookmarkSelectionActivity.h
index 48703a84..a9818455 100644
--- a/src/activities/reader/EpubReaderBookmarkSelectionActivity.h
+++ b/src/activities/reader/EpubReaderBookmarkSelectionActivity.h
@@ -26,12 +26,10 @@ class EpubReaderBookmarkSelectionActivity final : public ActivityWithSubactivity
   static std::string getPageSuffix(const Bookmark& bookmark);
 
  public:
-  explicit EpubReaderBookmarkSelectionActivity(GfxRenderer& renderer, MappedInputManager& mappedInput,
-                                               const std::shared_ptr<Epub>& epub,
-                                               std::vector<Bookmark> bookmarks,
-                                               const std::string& cachePath,
-                                               const std::function<void()>& onGoBack,
-                                               const std::function<void(int newSpineIndex, int newPage)>& onSelectBookmark)
+  explicit EpubReaderBookmarkSelectionActivity(
+      GfxRenderer& renderer, MappedInputManager& mappedInput, const std::shared_ptr<Epub>& epub,
+      std::vector<Bookmark> bookmarks, const std::string& cachePath, const std::function<void()>& onGoBack,
+      const std::function<void(int newSpineIndex, int newPage)>& onSelectBookmark)
       : ActivityWithSubactivity("EpubReaderBookmarkSelection", renderer, mappedInput),
         epub(epub),
         bookmarks(std::move(bookmarks)),
diff --git a/src/activities/reader/EpubReaderMenuActivity.cpp b/src/activities/reader/EpubReaderMenuActivity.cpp
index ad7206ac..265c6b2e 100644
--- a/src/activities/reader/EpubReaderMenuActivity.cpp
+++ b/src/activities/reader/EpubReaderMenuActivity.cpp
@@ -40,13 +40,13 @@ void EpubReaderMenuActivity::loop() {
       return;
     }
     buttonNavigator.onNext([this] {
-      orientationSelectIndex = ButtonNavigator::nextIndex(orientationSelectIndex,
-                                                          static_cast<int>(orientationLabels.size()));
+      orientationSelectIndex =
+          ButtonNavigator::nextIndex(orientationSelectIndex, static_cast<int>(orientationLabels.size()));
       requestUpdate();
     });
     buttonNavigator.onPrevious([this] {
-      orientationSelectIndex = ButtonNavigator::previousIndex(orientationSelectIndex,
-                                                              static_cast<int>(orientationLabels.size()));
+      orientationSelectIndex =
+          ButtonNavigator::previousIndex(orientationSelectIndex, static_cast<int>(orientationLabels.size()));
       requestUpdate();
     });
     return;
@@ -92,8 +92,8 @@ void EpubReaderMenuActivity::loop() {
       // Toggle between the two preferred orientations.
       // If currently in a portrait-category orientation (Portrait/Inverted), switch to preferredLandscape.
       // If currently in a landscape-category orientation (CW/CCW), switch to preferredPortrait.
-      const bool isCurrentlyPortrait = (pendingOrientation == CrossPointSettings::PORTRAIT ||
-                                        pendingOrientation == CrossPointSettings::INVERTED);
+      const bool isCurrentlyPortrait =
+          (pendingOrientation == CrossPointSettings::PORTRAIT || pendingOrientation == CrossPointSettings::INVERTED);
       if (isCurrentlyPortrait) {
         pendingOrientation = SETTINGS.preferredLandscape;
       } else {
diff --git a/src/activities/reader/EpubReaderMenuActivity.h b/src/activities/reader/EpubReaderMenuActivity.h
index a8b9e853..ac7b205b 100644
--- a/src/activities/reader/EpubReaderMenuActivity.h
+++ b/src/activities/reader/EpubReaderMenuActivity.h
@@ -33,8 +33,7 @@ class EpubReaderMenuActivity final : public ActivityWithSubactivity {
   explicit EpubReaderMenuActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, const std::string& title,
                                   const int currentPage, const int totalPages, const int bookProgressPercent,
                                   const uint8_t currentOrientation, const uint8_t currentFontSize,
-                                  const bool hasDictionary, const bool isBookmarked,
-                                  const std::string& bookCachePath,
+                                  const bool hasDictionary, const bool isBookmarked, const std::string& bookCachePath,
                                   const std::function<void(uint8_t, uint8_t)>& onBack,
                                   const std::function<void(MenuAction)>& onAction)
       : ActivityWithSubactivity("EpubReaderMenu", renderer, mappedInput),
@@ -74,14 +73,13 @@ class EpubReaderMenuActivity final : public ActivityWithSubactivity {
   uint8_t pendingFontSize = 0;
   const std::vector<StrId> orientationLabels = {StrId::STR_PORTRAIT, StrId::STR_LANDSCAPE_CW, StrId::STR_INVERTED,
                                                 StrId::STR_LANDSCAPE_CCW};
-  const std::vector<StrId> fontSizeLabels = {StrId::STR_SMALL, StrId::STR_MEDIUM, StrId::STR_LARGE,
-                                             StrId::STR_X_LARGE};
+  const std::vector<StrId> fontSizeLabels = {StrId::STR_SMALL, StrId::STR_MEDIUM, StrId::STR_LARGE, StrId::STR_X_LARGE};
   std::string bookCachePath;
   // Letterbox fill override: 0xFF = Default (use global), 0 = Dithered, 1 = Solid, 2 = None
   uint8_t pendingLetterboxFill = BookSettings::USE_GLOBAL;
   static constexpr int LETTERBOX_FILL_OPTION_COUNT = 4;  // Default + 3 modes
   const std::vector<StrId> letterboxFillLabels = {StrId::STR_DEFAULT_OPTION, StrId::STR_DITHERED, StrId::STR_SOLID,
-                                                   StrId::STR_NONE_OPT};
+                                                  StrId::STR_NONE_OPT};
   int currentPage = 0;
   int totalPages = 0;
   int bookProgressPercent = 0;
@@ -100,7 +98,7 @@ class EpubReaderMenuActivity final : public ActivityWithSubactivity {
   // Map the internal override value to an index into letterboxFillLabels.
   int letterboxFillToIndex() const {
     if (pendingLetterboxFill == BookSettings::USE_GLOBAL) return 0;  // "Default"
-    return pendingLetterboxFill + 1;  // 0->1 (Dithered), 1->2 (Solid), 2->3 (None)
+    return pendingLetterboxFill + 1;                                 // 0->1 (Dithered), 1->2 (Solid), 2->3 (None)
   }
 
   // Map an index from letterboxFillLabels back to an override value.
@@ -137,5 +135,4 @@ class EpubReaderMenuActivity final : public ActivityWithSubactivity {
     items.push_back({MenuAction::DELETE_CACHE, StrId::STR_DELETE_CACHE});
     return items;
   }
-
 };
diff --git a/src/activities/reader/LookedUpWordsActivity.cpp b/src/activities/reader/LookedUpWordsActivity.cpp
index c301d96f..a221ca0a 100644
--- a/src/activities/reader/LookedUpWordsActivity.cpp
+++ b/src/activities/reader/LookedUpWordsActivity.cpp
@@ -23,9 +23,7 @@ void LookedUpWordsActivity::onEnter() {
   requestUpdate();
 }
 
-void LookedUpWordsActivity::onExit() {
-  ActivityWithSubactivity::onExit();
-}
+void LookedUpWordsActivity::onExit() { ActivityWithSubactivity::onExit(); }
 
 void LookedUpWordsActivity::loop() {
   if (subActivity) {
@@ -83,8 +81,8 @@ void LookedUpWordsActivity::loop() {
 
   // Detect long press on Confirm to trigger delete (only for real word entries, not sentinel)
   constexpr unsigned long DELETE_HOLD_MS = 700;
-  if (selectedIndex != deleteDictCacheIndex &&
-      mappedInput.isPressed(MappedInputManager::Button::Confirm) && mappedInput.getHeldTime() >= DELETE_HOLD_MS) {
+  if (selectedIndex != deleteDictCacheIndex && mappedInput.isPressed(MappedInputManager::Button::Confirm) &&
+      mappedInput.getHeldTime() >= DELETE_HOLD_MS) {
     deleteConfirmMode = true;
     ignoreNextConfirmRelease = true;
     pendingDeleteIndex = selectedIndex;
@@ -150,11 +148,10 @@ void LookedUpWordsActivity::loop() {
       Activity::RenderLock lock(*this);
       popupLayout = GUI.drawPopup(renderer, "Looking up...");
     }
-    std::string definition = Dictionary::lookup(
-        headword, [this, &popupLayout](int percent) {
-          Activity::RenderLock lock(*this);
-          GUI.fillPopupProgress(renderer, popupLayout, percent);
-        });
+    std::string definition = Dictionary::lookup(headword, [this, &popupLayout](int percent) {
+      Activity::RenderLock lock(*this);
+      GUI.fillPopupProgress(renderer, popupLayout, percent);
+    });
 
     if (!definition.empty()) {
       enterNewActivity(new DictionaryDefinitionActivity(
@@ -169,8 +166,8 @@ void LookedUpWordsActivity::loop() {
       std::string stemDef = Dictionary::lookup(stem);
       if (!stemDef.empty()) {
         enterNewActivity(new DictionaryDefinitionActivity(
-            renderer, mappedInput, stem, stemDef, readerFontId, orientation,
-            [this]() { pendingBackFromDef = true; }, [this]() { pendingExitToReader = true; }));
+            renderer, mappedInput, stem, stemDef, readerFontId, orientation, [this]() { pendingBackFromDef = true; },
+            [this]() { pendingExitToReader = true; }));
         return;
       }
     }
diff --git a/src/activities/reader/TxtReaderActivity.cpp b/src/activities/reader/TxtReaderActivity.cpp
index 9e3819a0..9af68d00 100644
--- a/src/activities/reader/TxtReaderActivity.cpp
+++ b/src/activities/reader/TxtReaderActivity.cpp
@@ -3,11 +3,10 @@
 #include <GfxRenderer.h>
 #include <HalStorage.h>
 #include <I18n.h>
+#include <PlaceholderCoverGenerator.h>
 #include <Serialization.h>
 #include <Utf8.h>
 
-#include <PlaceholderCoverGenerator.h>
-
 #include "CrossPointSettings.h"
 #include "CrossPointState.h"
 #include "MappedInputManager.h"
@@ -85,7 +84,7 @@ void TxtReaderActivity::onEnter() {
           const int thumbHeight = PRERENDER_THUMB_HEIGHTS[i];
           const int thumbWidth = static_cast<int>(thumbHeight * 0.6);
           PlaceholderCoverGenerator::generate(txt->getThumbBmpPath(thumbHeight), txt->getTitle(), "", thumbWidth,
-                                             thumbHeight);
+                                              thumbHeight);
           updateProgress();
         }
       }
diff --git a/src/activities/reader/XtcReaderActivity.cpp b/src/activities/reader/XtcReaderActivity.cpp
index 7622ff3d..1181ce3e 100644
--- a/src/activities/reader/XtcReaderActivity.cpp
+++ b/src/activities/reader/XtcReaderActivity.cpp
@@ -11,7 +11,6 @@
 #include <GfxRenderer.h>
 #include <HalStorage.h>
 #include <I18n.h>
-
 #include <PlaceholderCoverGenerator.h>
 
 #include "CrossPointSettings.h"
@@ -73,7 +72,7 @@ void XtcReaderActivity::onEnter() {
             const int thumbHeight = PRERENDER_THUMB_HEIGHTS[i];
             const int thumbWidth = static_cast<int>(thumbHeight * 0.6);
             PlaceholderCoverGenerator::generate(xtc->getThumbBmpPath(thumbHeight), xtc->getTitle(), xtc->getAuthor(),
-                                               thumbWidth, thumbHeight);
+                                                thumbWidth, thumbHeight);
           }
           updateProgress();
         }
diff --git a/src/activities/settings/CalibreSettingsActivity.cpp b/src/activities/settings/CalibreSettingsActivity.cpp
index b37b140f..d6981e9f 100644
--- a/src/activities/settings/CalibreSettingsActivity.cpp
+++ b/src/activities/settings/CalibreSettingsActivity.cpp
@@ -142,7 +142,6 @@ void CalibreSettingsActivity::render(Activity::RenderLock&&) {
       },
       true);
 
-
   const auto labels = mappedInput.mapLabels(tr(STR_BACK), tr(STR_SELECT), tr(STR_DIR_UP), tr(STR_DIR_DOWN));
   GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
 
diff --git a/src/activities/settings/KOReaderSettingsActivity.cpp b/src/activities/settings/KOReaderSettingsActivity.cpp
index ee1c7aa1..577584cd 100644
--- a/src/activities/settings/KOReaderSettingsActivity.cpp
+++ b/src/activities/settings/KOReaderSettingsActivity.cpp
@@ -168,7 +168,6 @@ void KOReaderSettingsActivity::render(Activity::RenderLock&&) {
       },
       true);
 
-
   const auto labels = mappedInput.mapLabels(tr(STR_BACK), tr(STR_SELECT), tr(STR_DIR_UP), tr(STR_DIR_DOWN));
   GUI.drawButtonHints(renderer, labels.btn1, labels.btn2, labels.btn3, labels.btn4);
 
diff --git a/src/activities/settings/SetTimeActivity.cpp b/src/activities/settings/SetTimeActivity.cpp
index af7626a0..097b14a3 100644
--- a/src/activities/settings/SetTimeActivity.cpp
+++ b/src/activities/settings/SetTimeActivity.cpp
@@ -2,10 +2,10 @@
 
 #include <GfxRenderer.h>
 #include <I18n.h>
+#include <sys/time.h>
 
 #include <cstdio>
 #include <ctime>
-#include <sys/time.h>
 
 #include "CrossPointSettings.h"
 #include "MappedInputManager.h"
@@ -106,8 +106,8 @@ void SetTimeActivity::render(Activity::RenderLock&&) {
     renderer.fillRoundedRect(startX - highlightPad, timeY - 4, digitWidth + highlightPad * 2, lineHeight12 + 8, 6,
                              Color::LightGray);
   } else {
-    renderer.fillRoundedRect(startX + digitWidth + colonWidth - highlightPad, timeY - 4,
-                             digitWidth + highlightPad * 2, lineHeight12 + 8, 6, Color::LightGray);
+    renderer.fillRoundedRect(startX + digitWidth + colonWidth - highlightPad, timeY - 4, digitWidth + highlightPad * 2,
+                             lineHeight12 + 8, 6, Color::LightGray);
   }
 
   // Draw the time digits and colon
diff --git a/src/activities/settings/SetTimeActivity.h b/src/activities/settings/SetTimeActivity.h
index 193330b7..a74760b1 100644
--- a/src/activities/settings/SetTimeActivity.h
+++ b/src/activities/settings/SetTimeActivity.h
@@ -6,8 +6,7 @@
 
 class SetTimeActivity final : public Activity {
  public:
-  explicit SetTimeActivity(GfxRenderer& renderer, MappedInputManager& mappedInput,
-                           const std::function<void()>& onBack)
+  explicit SetTimeActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, const std::function<void()>& onBack)
       : Activity("SetTime", renderer, mappedInput), onBack(onBack) {}
 
   void onEnter() override;
diff --git a/src/components/UITheme.cpp b/src/components/UITheme.cpp
index 5f40d17a..b0fb8021 100644
--- a/src/components/UITheme.cpp
+++ b/src/components/UITheme.cpp
@@ -8,7 +8,6 @@
 #include "MappedInputManager.h"
 #include "RecentBooksStore.h"
 #include "components/themes/BaseTheme.h"
-#include "components/themes/lyra/Lyra3CoversTheme.h"
 #include "components/themes/lyra/LyraTheme.h"
 #include "util/StringUtils.h"
 
@@ -42,8 +41,8 @@ void UITheme::setTheme(CrossPointSettings::UI_THEME type) {
       break;
     case CrossPointSettings::UI_THEME::LYRA_3_COVERS:
       LOG_DBG("UI", "Using Lyra 3 Covers theme");
-      currentTheme = new Lyra3CoversTheme();
-      currentMetrics = &Lyra3CoversMetrics::values;
+      currentTheme = std::make_unique<LyraTheme>();
+      currentMetrics = &LyraMetrics::values;
       break;
   }
 }
diff --git a/src/components/themes/BaseTheme.cpp b/src/components/themes/BaseTheme.cpp
index 2bee8141..4336a073 100644
--- a/src/components/themes/BaseTheme.cpp
+++ b/src/components/themes/BaseTheme.cpp
@@ -283,8 +283,10 @@ void BaseTheme::drawHeader(const GfxRenderer& renderer, Rect rect, const char* t
         snprintf(timeBuf, sizeof(timeBuf), "%d:%02d %s", hour12, t->tm_min, t->tm_hour >= 12 ? "PM" : "AM");
       }
       int clockFont = SMALL_FONT_ID;
-      if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_MEDIUM) clockFont = UI_10_FONT_ID;
-      else if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_LARGE) clockFont = UI_12_FONT_ID;
+      if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_MEDIUM)
+        clockFont = UI_10_FONT_ID;
+      else if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_LARGE)
+        clockFont = UI_12_FONT_ID;
       renderer.drawText(clockFont, rect.x + 12, rect.y + 5, timeBuf, true);
     }
   }
diff --git a/src/components/themes/lyra/Lyra3CoversTheme.h b/src/components/themes/lyra/Lyra3CoversTheme.h
deleted file mode 100644
index c02b4320..00000000
--- a/src/components/themes/lyra/Lyra3CoversTheme.h
+++ /dev/null
@@ -1,41 +0,0 @@
-
-
-#pragma once
-
-#include "components/themes/lyra/LyraTheme.h"
-
-class GfxRenderer;
-
-// Lyra theme metrics (zero runtime cost)
-namespace Lyra3CoversMetrics {
-constexpr ThemeMetrics values = {.batteryWidth = 16,
-                                 .batteryHeight = 12,
-                                 .topPadding = 5,
-                                 .batteryBarHeight = 40,
-                                 .headerHeight = 84,
-                                 .verticalSpacing = 16,
-                                 .contentSidePadding = 20,
-                                 .listRowHeight = 40,
-                                 .listWithSubtitleRowHeight = 60,
-                                 .menuRowHeight = 64,
-                                 .menuSpacing = 8,
-                                 .tabSpacing = 8,
-                                 .tabBarHeight = 40,
-                                 .scrollBarWidth = 4,
-                                 .scrollBarRightOffset = 5,
-                                 .homeTopPadding = 56,
-                                 .homeCoverHeight = 226,
-                                 .homeCoverTileHeight = 287,
-                                 .homeRecentBooksCount = 3,
-                                 .buttonHintsHeight = 40,
-                                 .sideButtonHintsWidth = 30,
-                                 .progressBarHeight = 16,
-                                 .bookProgressBarHeight = 4};
-}
-
-class Lyra3CoversTheme : public LyraTheme {
- public:
-  void drawRecentBookCover(GfxRenderer& renderer, Rect rect, const std::vector<RecentBook>& recentBooks,
-                           const int selectorIndex, bool& coverRendered, bool& coverBufferStored, bool& bufferRestored,
-                           std::function<bool()> storeCoverBuffer) const override;
-};
diff --git a/src/components/themes/lyra/LyraTheme.cpp b/src/components/themes/lyra/LyraTheme.cpp
index a8d0b263..fefb02fa 100644
--- a/src/components/themes/lyra/LyraTheme.cpp
+++ b/src/components/themes/lyra/LyraTheme.cpp
@@ -190,8 +190,10 @@ void LyraTheme::drawHeader(const GfxRenderer& renderer, Rect rect, const char* t
         snprintf(timeBuf, sizeof(timeBuf), "%d:%02d %s", hour12, t->tm_min, t->tm_hour >= 12 ? "PM" : "AM");
       }
       int clockFont = SMALL_FONT_ID;
-      if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_MEDIUM) clockFont = UI_10_FONT_ID;
-      else if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_LARGE) clockFont = UI_12_FONT_ID;
+      if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_MEDIUM)
+        clockFont = UI_10_FONT_ID;
+      else if (SETTINGS.clockSize == CrossPointSettings::CLOCK_SIZE_LARGE)
+        clockFont = UI_12_FONT_ID;
       renderer.drawText(clockFont, rect.x + 12, rect.y + 5, timeBuf, true);
     }
   }
@@ -534,8 +536,7 @@ void LyraTheme::drawRecentBookCover(GfxRenderer& renderer, Rect rect, const std:
     if (!coverRendered) {
       renderer.drawRect(cardX + hPaddingInSelection, tileY + hPaddingInSelection, coverSlotWidth, coverHeight);
       if (!recentBooks[0].coverBmpPath.empty()) {
-        const std::string coverBmpPath =
-            UITheme::getCoverThumbPath(recentBooks[0].coverBmpPath, coverHeight);
+        const std::string coverBmpPath = UITheme::getCoverThumbPath(recentBooks[0].coverBmpPath, coverHeight);
         renderCoverBitmap(coverBmpPath, cardX + hPaddingInSelection, tileY + hPaddingInSelection, coverSlotWidth);
       }
       coverBufferStored = storeCoverBuffer();
@@ -598,8 +599,7 @@ void LyraTheme::drawRecentBookCover(GfxRenderer& renderer, Rect rect, const std:
       if (bookSelected) {
         renderer.fillRoundedRect(tileX, tileY, tileWidth, hPaddingInSelection, cornerRadius, true, true, false, false,
                                  Color::LightGray);
-        renderer.fillRectDither(tileX, tileY + hPaddingInSelection, hPaddingInSelection, coverHeight,
-                                Color::LightGray);
+        renderer.fillRectDither(tileX, tileY + hPaddingInSelection, hPaddingInSelection, coverHeight, Color::LightGray);
         renderer.fillRectDither(tileX + tileWidth - hPaddingInSelection, tileY + hPaddingInSelection,
                                 hPaddingInSelection, coverHeight, Color::LightGray);
         renderer.fillRoundedRect(tileX, tileY + coverHeight + hPaddingInSelection, tileWidth, bottomSectionHeight,
diff --git a/src/util/BookmarkStore.cpp b/src/util/BookmarkStore.cpp
index bdedfd29..ed818636 100644
--- a/src/util/BookmarkStore.cpp
+++ b/src/util/BookmarkStore.cpp
@@ -138,10 +138,9 @@ bool BookmarkStore::addBookmark(const std::string& cachePath, int spineIndex, in
 bool BookmarkStore::removeBookmark(const std::string& cachePath, int spineIndex, int page) {
   auto bookmarks = load(cachePath);
 
-  auto it = std::remove_if(bookmarks.begin(), bookmarks.end(),
-                           [spineIndex, page](const Bookmark& b) {
-                             return b.spineIndex == spineIndex && b.pageNumber == page;
-                           });
+  auto it = std::remove_if(bookmarks.begin(), bookmarks.end(), [spineIndex, page](const Bookmark& b) {
+    return b.spineIndex == spineIndex && b.pageNumber == page;
+  });
 
   if (it == bookmarks.end()) {
     return false;  // Not found
diff --git a/src/util/Dictionary.cpp b/src/util/Dictionary.cpp
index 8e75b202..58da4c38 100644
--- a/src/util/Dictionary.cpp
+++ b/src/util/Dictionary.cpp
@@ -351,7 +351,7 @@ std::vector<std::string> Dictionary::getStemVariants(const std::string& word) {
   if (endsWith("ves")) {
     add(word.substr(0, len - 3) + "f");   // wolves -> wolf
     add(word.substr(0, len - 3) + "fe");  // knives -> knife
-    add(word.substr(0, len - 1));          // misgives -> misgive
+    add(word.substr(0, len - 1));         // misgives -> misgive
   }
   if (endsWith("men")) add(word.substr(0, len - 3) + "man");  // firemen -> fireman
   if (endsWith("es") && !endsWith("sses") && !endsWith("ies") && !endsWith("ves")) {
@@ -390,11 +390,11 @@ std::vector<std::string> Dictionary::getStemVariants(const std::string& word) {
   // Adverb
   if (endsWith("ically")) {
     add(word.substr(0, len - 6) + "ic");  // historically -> historic
-    add(word.substr(0, len - 4));          // basically -> basic
+    add(word.substr(0, len - 4));         // basically -> basic
   }
   if (endsWith("ally") && !endsWith("ically")) {
     add(word.substr(0, len - 4) + "al");  // accidentally -> accidental
-    add(word.substr(0, len - 2));          // naturally -> natur... (fallback to -ly strip)
+    add(word.substr(0, len - 2));         // naturally -> natur... (fallback to -ly strip)
   }
   if (endsWith("ily") && !endsWith("ally")) {
     add(word.substr(0, len - 3) + "y");
@@ -439,18 +439,18 @@ std::vector<std::string> Dictionary::getStemVariants(const std::string& word) {
     add(word.substr(0, len - 4) + "e");
   }
   if (endsWith("ation")) {
-    add(word.substr(0, len - 5));           // information -> inform
-    add(word.substr(0, len - 5) + "e");     // exploration -> explore
-    add(word.substr(0, len - 5) + "ate");   // donation -> donate
+    add(word.substr(0, len - 5));          // information -> inform
+    add(word.substr(0, len - 5) + "e");    // exploration -> explore
+    add(word.substr(0, len - 5) + "ate");  // donation -> donate
   }
   if (endsWith("tion") && !endsWith("ation")) {
     add(word.substr(0, len - 4) + "te");  // completion -> complete
-    add(word.substr(0, len - 3));          // action -> act
+    add(word.substr(0, len - 3));         // action -> act
     add(word.substr(0, len - 3) + "e");   // reduction -> reduce
   }
   if (endsWith("ion") && !endsWith("tion")) {
-    add(word.substr(0, len - 3));          // revision -> revis (-> revise via +e)
-    add(word.substr(0, len - 3) + "e");   // revision -> revise
+    add(word.substr(0, len - 3));        // revision -> revis (-> revise via +e)
+    add(word.substr(0, len - 3) + "e");  // revision -> revise
   }
   if (endsWith("al") && !endsWith("ial")) {
     add(word.substr(0, len - 2));
@@ -461,24 +461,24 @@ std::vector<std::string> Dictionary::getStemVariants(const std::string& word) {
     add(word.substr(0, len - 3) + "e");
   }
   if (endsWith("ous")) {
-    add(word.substr(0, len - 3));          // dangerous -> danger
-    add(word.substr(0, len - 3) + "e");   // famous -> fame
+    add(word.substr(0, len - 3));        // dangerous -> danger
+    add(word.substr(0, len - 3) + "e");  // famous -> fame
   }
   if (endsWith("ive")) {
-    add(word.substr(0, len - 3));          // active -> act
-    add(word.substr(0, len - 3) + "e");   // creative -> create
+    add(word.substr(0, len - 3));        // active -> act
+    add(word.substr(0, len - 3) + "e");  // creative -> create
   }
   if (endsWith("ize")) {
-    add(word.substr(0, len - 3));          // modernize -> modern
+    add(word.substr(0, len - 3));  // modernize -> modern
     add(word.substr(0, len - 3) + "e");
   }
   if (endsWith("ise")) {
-    add(word.substr(0, len - 3));          // advertise -> advert
+    add(word.substr(0, len - 3));  // advertise -> advert
     add(word.substr(0, len - 3) + "e");
   }
   if (endsWith("en")) {
-    add(word.substr(0, len - 2));          // darken -> dark
-    add(word.substr(0, len - 2) + "e");   // widen -> wide
+    add(word.substr(0, len - 2));        // darken -> dark
+    add(word.substr(0, len - 2) + "e");  // widen -> wide
   }
 
   // Prefix removal