--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/default/assets/scss/vendors/bourbon/utilities/_directional-values.scss	Sat May 31 09:21:51 2025 +0800
@@ -0,0 +1,58 @@
+@charset "UTF-8";
+
+// scss-lint:disable SpaceAroundOperator
+
+/// Output directional properties, for instance `margin`.
+///
+/// @argument {string} $pre
+///   Prefix to use.
+///
+/// @argument {string} $suf
+///   Suffix to use.
+///
+/// @argument {list} $values
+///   List of values.
+///
+/// @require {function} _collapse-directionals
+///
+/// @require {function} _contains-falsy
+///
+/// @access private
+
+@mixin _directional-property(
+    $pre,
+    $suf,
+    $values
+  ) {
+
+  $top:    $pre + "-top"    + if($suf, "-#{$suf}", "");
+  $bottom: $pre + "-bottom" + if($suf, "-#{$suf}", "");
+  $left:   $pre + "-left"   + if($suf, "-#{$suf}", "");
+  $right:  $pre + "-right"  + if($suf, "-#{$suf}", "");
+  $all:    $pre +             if($suf, "-#{$suf}", "");
+
+  $values: _collapse-directionals($values);
+
+  @if _contains-falsy($values) {
+    @if nth($values, 1) { #{$top}: nth($values, 1); }
+
+    @if length($values) == 1 {
+      @if nth($values, 1) { #{$right}: nth($values, 1); }
+    } @else {
+      @if nth($values, 2) { #{$right}: nth($values, 2); }
+    }
+
+    @if length($values) == 2 {
+      @if nth($values, 1) { #{$bottom}: nth($values, 1); }
+      @if nth($values, 2) { #{$left}: nth($values, 2); }
+    } @else if length($values) == 3 {
+      @if nth($values, 3) { #{$bottom}: nth($values, 3); }
+      @if nth($values, 2) { #{$left}: nth($values, 2); }
+    } @else if length($values) == 4 {
+      @if nth($values, 3) { #{$bottom}: nth($values, 3); }
+      @if nth($values, 4) { #{$left}: nth($values, 4); }
+    }
+  } @else {
+    #{$all}: $values;
+  }
+}