diff --git a/scraibe/email_sender.py b/scraibe/email_sender.py
index 8de76b1..2a05403 100644
--- a/scraibe/email_sender.py
+++ b/scraibe/email_sender.py
@@ -345,44 +345,44 @@ def _setup_docx_style(doc, enable_line_numbering=False):
 
     # PAGE field (current page number)
     run_page = p.add_run()
-    r_page = run_page._r
-    r_page.clear()  # remove default empty run content
+    r = run_page._r
+    r.clear()
 
-    fldCharBegin = OxmlElement("w:fldChar")
-    fldCharBegin.set(qn("w:fldCharType"), "begin")
-    r_page.append(fldCharBegin)
+    fldChar_begin = OxmlElement("w:fldChar")
+    fldChar_begin.set(qn("w:fldCharType"), "begin")
+    r.append(fldChar_begin)
 
-    instrTextPage = OxmlElement("w:instrText")
-    instrTextPage.set(qn("xml:space"), "preserve")
-    instrTextPage.text = "PAGE"
-    r_page.append(instrTextPage)
+    instrText = OxmlElement("w:instrText")
+    instrText.set(qn("xml:space"), "preserve")
+    instrText.text = "PAGE"
+    r.append(instrText)
 
-    fldCharEnd = OxmlElement("w:fldChar")
-    fldCharEnd.set(qn("w:fldCharType"), "end")
-    r_page.append(fldCharEnd)
+    fldChar_end = OxmlElement("w:fldChar")
+    fldChar_end.set(qn("w:fldCharType"), "end")
+    r.append(fldChar_end)
 
-    # Static text: " of "
+    # " of " text
     run_of = p.add_run(" of ")
     run_of.font.name = "Courier"
     run_of.font.size = Pt(10)
 
     # NUMPAGES field (total pages)
     run_numpages = p.add_run()
-    r_numpages = run_numpages._r
-    r_numpages.clear()
+    r = run_numpages._r
+    r.clear()
 
-    fldCharBegin2 = OxmlElement("w:fldChar")
-    fldCharBegin2.set(qn("w:fldCharType"), "begin")
-    r_numpages.append(fldCharBegin2)
+    fldChar_begin = OxmlElement("w:fldChar")
+    fldChar_begin.set(qn("w:fldCharType"), "begin")
+    r.append(fldChar_begin)
 
-    instrTextNumpages = OxmlElement("w:instrText")
-    instrTextNumpages.set(qn("xml:space"), "preserve")
-    instrTextNumpages.text = "NUMPAGES"
-    r_numpages.append(instrTextNumpages)
+    instrText = OxmlElement("w:instrText")
+    instrText.set(qn("xml:space"), "preserve")
+    instrText.text = "NUMPAGES"
+    r.append(instrText)
 
-    fldCharEnd2 = OxmlElement("w:fldChar")
-    fldCharEnd2.set(qn("w:fldCharType"), "end")
-    r_numpages.append(fldCharEnd2)
+    fldChar_end = OxmlElement("w:fldChar")
+    fldChar_end.set(qn("w:fldCharType"), "end")
+    r.append(fldChar_end)
 
 
 def _add_cover_page(doc, doc_type, date, description):