org-faces.el: Use fixed-pitch

* org-faces.el (org-hide, org-date, org-table, org-formula)
(org-code, org-block, org-verbatim): Use fixed-pitch.

Link: https://orgmode.org/list/875z8njaol.fsf@protesilaos.com/

etc/ORG-NEWS

@@ -109,6 +109,10 @@ By default ox-html now inlines webp images.
 
 This is the CSS class name to use for the top level content wrapper.
 
+*** Some faces now use fixed-pitch
+
+See https://orgmode.org/list/875z8njaol.fsf@protesilaos.com.
+
 ** New features
 *** =ob-python= improvements to =:return= header argument 
 

lisp/org-faces.el

@@ -38,7 +38,8 @@
   :group 'org-faces)
 
 (defface org-hide
-  '((((background light)) (:foreground "white"))
+  '((default :inherit fixed-pitch)
+    (((background light)) (:foreground "white"))
     (((background dark)) (:foreground "black")))
   "Face used to hide leading stars in headlines.
 The foreground color of this face should be equal to the background
@@ -193,7 +194,8 @@ set the properties in the `org-column' face.  For example, set
   :group 'org-faces)
 
 (defface org-date
-  '((((class color) (background light)) (:foreground "Purple" :underline t))
+  '((default :inherit fixed-pitch)
+    (((class color) (background light)) (:foreground "Purple" :underline t))
     (((class color) (background dark)) (:foreground "Cyan" :underline t))
     (t (:underline t)))
   "Face for date/time stamps."
@@ -369,7 +371,8 @@ changes."
 		   (sexp :tag "Face")))))
 
 (defface org-table	   ;Copied from `font-lock-function-name-face'
-  '((((class color) (min-colors 88) (background light)) (:foreground "Blue1"))
+  '((default :inherit fixed-pitch)
+    (((class color) (min-colors 88) (background light)) (:foreground "Blue1"))
     (((class color) (min-colors 88) (background dark)) (:foreground "LightSkyBlue"))
     (((class color) (min-colors 16) (background light)) (:foreground "Blue"))
     (((class color) (min-colors 16) (background dark)) (:foreground "LightSkyBlue"))
@@ -385,7 +388,8 @@ changes."
   :group 'org-faces)
 
 (defface org-formula
-  '((((class color) (min-colors 88) (background light)) (:foreground "Firebrick"))
+  '((default :inherit fixed-pitch)
+    (((class color) (min-colors 88) (background light)) (:foreground "Firebrick"))
     (((class color) (min-colors 88) (background dark)) (:foreground "chocolate1"))
     (((class color) (min-colors 8)  (background light)) (:foreground "red"))
     (((class color) (min-colors 8)  (background dark)) (:foreground "red"))
@@ -393,12 +397,12 @@ changes."
   "Face for formulas."
   :group 'org-faces)
 
-(defface org-code '((t :inherit shadow))
+(defface org-code '((t :inherit (fixed-pitch shadow)))
   "Face for fixed-width text like code snippets."
   :group 'org-faces
   :version "22.1")
 
-(defface org-meta-line '((t :inherit font-lock-comment-face))
+(defface org-meta-line '((t :inherit (fixed-pitch font-lock-comment-face)))
   "Face for meta lines starting with \"#+\"."
   :group 'org-faces
   :version "22.1")
@@ -425,7 +429,7 @@ This face applies to the #+TITLE:, #+SUBTITLE:, #+AUTHOR:,
 #+EMAIL: and #+DATE: keywords."
   :group 'org-faces)
 
-(defface org-block `((t :inherit shadow
+(defface org-block `((t :inherit (fixed-pitch shadow)
 			,@(and (>= emacs-major-version 27) '(:extend t))))
   "Face used for text inside various blocks.
 
@@ -447,7 +451,7 @@ verse and quote blocks are fontified using the `org-verse' and
   "Face used for the line delimiting the end of source blocks."
   :group 'org-faces)
 
-(defface org-verbatim '((t (:inherit shadow)))
+(defface org-verbatim '((t (:inherit (fixed-pitch shadow))))
   "Face for fixed-with text like code snippets."
   :group 'org-faces
   :version "22.1")