diff --git a/content/posts/python-3140-alpha-4-is-out/index.md b/content/posts/python-3140-alpha-4-is-out/index.md
index 896bfe4..6f807e3 100644
--- a/content/posts/python-3140-alpha-4-is-out/index.md
+++ b/content/posts/python-3140-alpha-4-is-out/index.md
@@ -48,7 +48,7 @@ The next pre-release of Python 3.14 will be 3.14.0a5, currently scheduled for 20
 
 In Python, you can use Greek letters as constants. For example:
 
-```
+```python
 from math import pi as π
 
 def circumference(radius: float) -> float:
diff --git a/src/assets/styles/global.css b/src/assets/styles/global.css
index 187d440..5f30e11 100644
--- a/src/assets/styles/global.css
+++ b/src/assets/styles/global.css
@@ -369,6 +369,14 @@ body {
   word-break: normal;
 }
 
+/* Higher specificity than `.dark .prose code`, which would otherwise
+   paint per-line inline-code backgrounds inside code blocks in dark mode. */
+.dark .prose pre code {
+  background: none;
+  border: none;
+  color: inherit;
+}
+
 /* ── Images ──────────────────────────────────────── */
 
 .prose img {