Rockfield: set variables to unset font-family rules

rockfield/sass/_extra-child-theme.scss

@@ -249,6 +249,7 @@ a {
 	.meta-nav {
 		color: #{map-deep-get($config-global, "color", "foreground", "light")};
 		font-family: #{map-deep-get($config-global, "font", "family", "ui")};
+		font-family: var( --font-headings, #{map-deep-get($config-global, "font", "family", "ui")} );
 		font-weight: bold;
 		text-transform: uppercase;
 	}
@@ -287,6 +288,7 @@ a {
 	background: #{map-deep-get($config-global, "color", "secondary", "default")};
 	color: #{map-deep-get($config-global, "color", "background", "default")};
 	font-family: #{map-deep-get($config-global, "font", "family", "ui")};
+	font-family: var( --font-base, #{map-deep-get($config-global, "font", "family", "ui")} );
 	text-transform: uppercase;
 }
 
@@ -426,6 +428,7 @@ table,
 
 .comment-meta .comment-metadata {
 	font-family: #{map-deep-get($config-global, "font", "family", "ui")};
+	font-family: var( --font-base, #{map-deep-get($config-global, "font", "family", "ui")} );
 	font-size: #{map-deep-get($config-global, "font", "size", "sm")};
 	font-weight: bold;
 	text-transform: uppercase;

rockfield/style-rtl.css

@@ -3847,6 +3847,7 @@ p:not(.site-title) a:hover {
 .post-navigation .meta-nav {
 	color: #757575;
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-headings, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	font-weight: bold;
 	text-transform: uppercase;
 }
@@ -3878,6 +3879,7 @@ p:not(.site-title) a:hover {
 	background: #116821;
 	color: white;
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-base, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	text-transform: uppercase;
 }
 
@@ -4006,6 +4008,7 @@ table th,
 
 .comment-meta .comment-metadata {
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-base, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	font-size: 0.83333rem;
 	font-weight: bold;
 	text-transform: uppercase;

rockfield/style.css

@@ -3876,6 +3876,7 @@ p:not(.site-title) a:hover {
 .post-navigation .meta-nav {
 	color: #757575;
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-headings, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	font-weight: bold;
 	text-transform: uppercase;
 }
@@ -3907,6 +3908,7 @@ p:not(.site-title) a:hover {
 	background: #116821;
 	color: white;
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-base, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	text-transform: uppercase;
 }
 
@@ -4035,6 +4037,7 @@ table th,
 
 .comment-meta .comment-metadata {
 	font-family: Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
+	font-family: var(--font-base, Raleway, -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif);
 	font-size: 0.83333rem;
 	font-weight: bold;
 	text-transform: uppercase;