Fix icons by using full Hack font

README.md

@@ -282,9 +282,12 @@ default_language = "en"
 
 ### Hack font subset
 
-By default, the theme uses a subset of the Hack font.
+By default, the theme uses a mixed subset of the Hack font.
+Normal weight font uses full character set
+(for Unicode icons and special symbols), but all others
+(bold, italic etc) use a limited subset.
 
-This results in much smaller transfer sizes, but
+This results in much smaller transfer sizes, but the subset
 might not contain all the Unicode characters you need.
 
 You can enable full unicode support in `config.toml`:

sass/font-hack-subset.scss

@@ -6,7 +6,8 @@
  * -------------------------- */
 @font-face {
   font-family: 'Hack';
-  src: url('fonts/hack-regular-subset.woff2?sha=3114f1256') format('woff2'), url('fonts/hack-regular-subset.woff?sha=3114f1256') format('woff');
+  /* Use full version (not a subset) for unicode icon support */
+  src: url('fonts/hack-regular.woff2?sha=3114f1256') format('woff2'), url('fonts/hack-regular.woff?sha=3114f1256') format('woff');
   font-weight: 400;
   font-style: normal;
 }

sass/pagination.scss

@@ -74,8 +74,4 @@
     white-space: nowrap;
     overflow: hidden;
   }
-
-  &__icon {
-    font-family: sans-serif;
-  }
 }