diff --git a/.vale.ini b/.vale.ini
new file mode 100644
index 000000000..504e3fc40
--- /dev/null
+++ b/.vale.ini
@@ -0,0 +1,5 @@
+StylesPath = .vale/styles
+MinAlertLevel = suggestion
+
+[*.{md,qmd}]
+BasedOnStyles = textbook
diff --git a/.vale/config.ini b/.vale/config.ini
new file mode 100644
index 000000000..bf5a9fcfb
--- /dev/null
+++ b/.vale/config.ini
@@ -0,0 +1,6 @@
+StylesPath = styles
+MinAlertLevel = suggestion
+
+[*.{md,qmd}]
+#BasedOnStyles = textbook, write-good, proselint
+BasedOnStyles = textbook, write-good
diff --git a/.vale/styles/textbook/Capitalization.yml b/.vale/styles/textbook/Capitalization.yml
new file mode 100644
index 000000000..8ea26954d
--- /dev/null
+++ b/.vale/styles/textbook/Capitalization.yml
@@ -0,0 +1,6 @@
+extends: capitalization
+message: "Use sentence case in section headings."
+level: suggestion
+scope: heading
+match: $sentence
+
diff --git a/.vale/styles/textbook/OxfordComma.yml b/.vale/styles/textbook/OxfordComma.yml
new file mode 100644
index 000000000..6b3aeb297
--- /dev/null
+++ b/.vale/styles/textbook/OxfordComma.yml
@@ -0,0 +1,9 @@
+extends: substitution
+message: "Use the Oxford comma in lists for clarity."
+level: suggestion
+ignorecase: true
+swap:
+  # Common pattern: list of three items without Oxford comma
+  '(\b\w+\b), (\b\w+\b) and (\b\w+\b)': '\1, \2, and \3'
+
+
diff --git a/.vale/styles/textbook/Terminology.yml b/.vale/styles/textbook/Terminology.yml
new file mode 100644
index 000000000..acd1ada1d
--- /dev/null
+++ b/.vale/styles/textbook/Terminology.yml
@@ -0,0 +1,9 @@
+extends: substitution
+message: "Use '{{suggestion}}' instead of '{{match}}' for consistency."
+level: warning
+ignorecase: true
+swap:
+  latency: execution time
+  learning phase: training
+  hardware usage: resource utilization
+  neural network: machine learning system
diff --git a/.vale/styles/textbook/Vocabulary.yml b/.vale/styles/textbook/Vocabulary.yml
new file mode 100644
index 000000000..beb776744
--- /dev/null
+++ b/.vale/styles/textbook/Vocabulary.yml
@@ -0,0 +1,17 @@
+extends: substitution
+message: "Avoid '{{match}}'; prefer '{{suggestion}}'."
+level: warning
+ignorecase: true
+swap:
+  delve: analyze
+  underscore: emphasize
+  foster: support
+  facilitate: enable
+  leverage: use
+  holistic: comprehensive
+  pivotal: critical
+  nuanced: detailed
+  shed light on: explain
+  a myriad of: many
+  cutting-edge: modern
+  state-of-the-art: advanced