--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/default/assets/scss/vendors/bootstrap/mixins/_buttons.scss	Sat May 31 09:21:51 2025 +0800
@@ -0,0 +1,83 @@
+// Button variants
+//
+// Easily pump out default styles, as well as :hover, :focus, :active,
+// and disabled options for all buttons
+
+@mixin button-variant($background, $border, $active-background: darken($background, 7.5%), $active-border: darken($border, 10%)) {
+  @include color-yiq($background);
+  background-color: $background;
+  border-color: $border;
+  @include box-shadow($btn-box-shadow);
+
+  &:hover {
+    @include color-yiq($background);
+    background-color: $active-background;
+    border-color: $active-border;
+  }
+
+  &:focus,
+  &.focus {
+    // Avoid using mixin so we can pass custom focus shadow properly
+    @if $enable-shadows {
+      box-shadow: $btn-box-shadow, 0 0 0 3px rgba($border, .5);
+    } @else {
+      box-shadow: 0 0 0 3px rgba($border, .5);
+    }
+  }
+
+  // Disabled comes first so active can properly restyle
+  &.disabled,
+  &:disabled {
+    background-color: $background;
+    border-color: $border;
+  }
+
+  &:active,
+  &.active,
+  .show > &.dropdown-toggle {
+    background-color: $active-background;
+    background-image: none; // Remove the gradient for the pressed/active state
+    border-color: $active-border;
+    @include box-shadow($btn-active-box-shadow);
+  }
+}
+
+@mixin button-outline-variant($color, $color-hover: #fff) {
+  color: $color;
+  background-color: transparent;
+  background-image: none;
+  border-color: $color;
+
+  @include hover {
+    color: $color-hover;
+    background-color: $color;
+    border-color: $color;
+  }
+
+  &:focus,
+  &.focus {
+    box-shadow: 0 0 0 3px rgba($color, .5);
+  }
+
+  &.disabled,
+  &:disabled {
+    color: $color;
+    background-color: transparent;
+  }
+
+  &:active,
+  &.active,
+  .show > &.dropdown-toggle {
+    color: $color-hover;
+    background-color: $color;
+    border-color: $color;
+  }
+}
+
+// Button sizes
+@mixin button-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {
+  padding: $padding-y $padding-x;
+  font-size: $font-size;
+  line-height: $line-height;
+  @include border-radius($border-radius);
+}