diff --git a/modules/serviceCenter/services/serviceGeneration/renderers/rendererDocx.py b/modules/serviceCenter/services/serviceGeneration/renderers/rendererDocx.py
index 9d7b24ff..28e6fd65 100644
--- a/modules/serviceCenter/services/serviceGeneration/renderers/rendererDocx.py
+++ b/modules/serviceCenter/services/serviceGeneration/renderers/rendererDocx.py
@@ -120,9 +120,11 @@ class RendererDocx(BaseRenderer):
             doc = Document()
             self.logger.debug(f"_generateDocxFromJson: Document created in {time.time() - start_time:.2f}s")
             
-            # Apply unified style (always provided by mainServiceGeneration.renderReport)
             style_start = time.time()
             self.logger.debug("_generateDocxFromJson: About to get style set")
+            if not unifiedStyle:
+                from modules.serviceCenter.services.serviceGeneration.styleDefaults import resolveStyle
+                unifiedStyle = resolveStyle(None)
             styleSet = self._convertUnifiedStyleToInternal(unifiedStyle)
             self._unifiedStyle = unifiedStyle
             self._styleSet = styleSet
diff --git a/modules/serviceCenter/services/serviceGeneration/renderers/rendererPdf.py b/modules/serviceCenter/services/serviceGeneration/renderers/rendererPdf.py
index fc6bd51b..425da644 100644
--- a/modules/serviceCenter/services/serviceGeneration/renderers/rendererPdf.py
+++ b/modules/serviceCenter/services/serviceGeneration/renderers/rendererPdf.py
@@ -229,11 +229,9 @@ class RendererPdf(BaseRenderer):
         # memory simultaneously. Collected here, deleted after the build.
         self._tempImageFiles = []
         try:
-            self._unifiedStyle = unifiedStyle
-            if unifiedStyle:
-                styles = self._convertUnifiedStyleToInternal(unifiedStyle)
-            else:
-                styles = self._convertUnifiedStyleToInternal({})
+            from modules.serviceCenter.services.serviceGeneration.styleDefaults import resolveStyle
+            self._unifiedStyle = unifiedStyle or resolveStyle(None)
+            styles = self._convertUnifiedStyleToInternal(self._unifiedStyle)
             for level in range(1, 7):
                 hKey = f"heading{level}"
                 if hKey not in styles:
@@ -934,7 +932,7 @@ class RendererPdf(BaseRenderer):
                 code = _normalizePdfMonospaceText(code)
                 elements = []
                 fs = code_style_def.get("font_size", 9)
-                mono = code_style_def.get("font", "Courier")
+                mono = _resolveFontFamily(code_style_def.get("font", "Courier"))
 
                 textColorFallback = styles.get("colors", {}).get("primary", "#24292e")
 
diff --git a/modules/serviceCenter/services/serviceGeneration/renderers/rendererPptx.py b/modules/serviceCenter/services/serviceGeneration/renderers/rendererPptx.py
index 7064ea1e..112f1bf0 100644
--- a/modules/serviceCenter/services/serviceGeneration/renderers/rendererPptx.py
+++ b/modules/serviceCenter/services/serviceGeneration/renderers/rendererPptx.py
@@ -92,7 +92,8 @@ class RendererPptx(BaseRenderer):
             import re
             
             if not style:
-                style = {}
+                from modules.serviceCenter.services.serviceGeneration.styleDefaults import resolveStyle
+                style = resolveStyle(None)
             internalStyle = self._convertUnifiedStyleToInternal(style)
             styles = internalStyle
             self._styles = styles
diff --git a/modules/serviceCenter/services/serviceGeneration/renderers/rendererXlsx.py b/modules/serviceCenter/services/serviceGeneration/renderers/rendererXlsx.py
index 0b544dd8..44d491d7 100644
--- a/modules/serviceCenter/services/serviceGeneration/renderers/rendererXlsx.py
+++ b/modules/serviceCenter/services/serviceGeneration/renderers/rendererXlsx.py
@@ -136,7 +136,9 @@ class RendererXlsx(BaseRenderer):
             self.services.utils.debugLogToFile(f"EXCEL JSON CONTENT TYPE: {type(jsonContent)}", "EXCEL_RENDERER")
             self.services.utils.debugLogToFile(f"EXCEL JSON CONTENT KEYS: {list(jsonContent.keys()) if isinstance(jsonContent, dict) else 'Not a dict'}", "EXCEL_RENDERER")
             
-            # Store unified style for use by inline-run helpers
+            if not style:
+                from modules.serviceCenter.services.serviceGeneration.styleDefaults import resolveStyle
+                style = resolveStyle(None)
             self._unifiedStyle = style
             
             # Convert unified style to internal format
diff --git a/tests/unit/services/test_renderer_pdf_smoke.py b/tests/unit/services/test_renderer_pdf_smoke.py
index 33324572..60c1a2ef 100644
--- a/tests/unit/services/test_renderer_pdf_smoke.py
+++ b/tests/unit/services/test_renderer_pdf_smoke.py
@@ -232,8 +232,9 @@ def test_normalize_pdf_monospace_replaces_box_drawing():
 
 def test_pdf_heading_font_sizes_strictly_decrease():
     """H3 must not fall back to H1 styles (previous bug: ## smaller than ###)."""
+    from modules.serviceCenter.services.serviceGeneration.styleDefaults import resolveStyle
     renderer = RendererPdf(services=_fakeServices())
-    styles = renderer._getDefaultStyleSet()
+    styles = renderer._convertUnifiedStyleToInternal(resolveStyle(None))
     assert styles["heading1"]["font_size"] > styles["heading2"]["font_size"] > styles["heading3"]["font_size"]
     assert renderer._defaultHeadingStyleDef(2)["font_size"] > renderer._defaultHeadingStyleDef(3)["font_size"]
     if REPORTLAB_AVAILABLE: