--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/default/assets/scss/vendors/bootstrap/_custom-forms.scss	Sat May 31 09:21:51 2025 +0800
@@ -0,0 +1,254 @@
+// scss-lint:disable PropertyCount, VendorPrefix
+
+// Embedded icons from Open Iconic.
+// Released under MIT and copyright 2014 Waybury.
+// https://useiconic.com/open
+
+
+// Checkboxes and radios
+//
+// Base class takes care of all the key behavioral aspects.
+
+.custom-control {
+  position: relative;
+  display: inline-flex;
+  min-height: (1rem * $line-height-base);
+  padding-left: $custom-control-gutter;
+  margin-right: $custom-control-spacer-x;
+}
+
+.custom-control-input {
+  position: absolute;
+  z-index: -1; // Put the input behind the label so it doesn't overlay text
+  opacity: 0;
+
+  &:checked ~ .custom-control-indicator {
+    color: $custom-control-indicator-checked-color;
+    background-color: $custom-control-indicator-checked-bg;
+    @include box-shadow($custom-control-indicator-checked-box-shadow);
+  }
+
+  &:focus ~ .custom-control-indicator {
+    // the mixin is not used here to make sure there is feedback
+    box-shadow: $custom-control-indicator-focus-box-shadow;
+  }
+
+  &:active ~ .custom-control-indicator {
+    color: $custom-control-indicator-active-color;
+    background-color: $custom-control-indicator-active-bg;
+    @include box-shadow($custom-control-indicator-active-box-shadow);
+  }
+
+  &:disabled {
+    ~ .custom-control-indicator {
+      background-color: $custom-control-indicator-disabled-bg;
+    }
+
+    ~ .custom-control-description {
+      color: $custom-control-description-disabled-color;
+    }
+  }
+}
+
+// Custom indicator
+//
+// Generates a shadow element to create our makeshift checkbox/radio background.
+
+.custom-control-indicator {
+  position: absolute;
+  top: (($line-height-base - $custom-control-indicator-size) / 2);
+  left: 0;
+  display: block;
+  width: $custom-control-indicator-size;
+  height: $custom-control-indicator-size;
+  pointer-events: none;
+  user-select: none;
+  background-color: $custom-control-indicator-bg;
+  background-repeat: no-repeat;
+  background-position: center center;
+  background-size: $custom-control-indicator-bg-size;
+  @include box-shadow($custom-control-indicator-box-shadow);
+}
+
+// Checkboxes
+//
+// Tweak just a few things for checkboxes.
+
+.custom-checkbox {
+  .custom-control-indicator {
+    @include border-radius($custom-checkbox-indicator-border-radius);
+  }
+
+  .custom-control-input:checked ~ .custom-control-indicator {
+    background-image: $custom-checkbox-indicator-icon-checked;
+  }
+
+  .custom-control-input:indeterminate ~ .custom-control-indicator {
+    background-color: $custom-checkbox-indicator-indeterminate-bg;
+    background-image: $custom-checkbox-indicator-icon-indeterminate;
+    @include box-shadow($custom-checkbox-indicator-indeterminate-box-shadow);
+  }
+}
+
+// Radios
+//
+// Tweak just a few things for radios.
+
+.custom-radio {
+  .custom-control-indicator {
+    border-radius: $custom-radio-indicator-border-radius;
+  }
+
+  .custom-control-input:checked ~ .custom-control-indicator {
+    background-image: $custom-radio-indicator-icon-checked;
+  }
+}
+
+
+// Layout options
+//
+// By default radios and checkboxes are `inline-block` with no additional spacing
+// set. Use these optional classes to tweak the layout.
+
+.custom-controls-stacked {
+  display: flex;
+  flex-direction: column;
+
+  .custom-control {
+    margin-bottom: $custom-control-spacer-y;
+
+    + .custom-control {
+      margin-left: 0;
+    }
+  }
+}
+
+
+// Select
+//
+// Replaces the browser default select with a custom one, mostly pulled from
+// http://primercss.io.
+//
+
+.custom-select {
+  display: inline-block;
+  max-width: 100%;
+  height: $input-height;
+  padding: $custom-select-padding-y ($custom-select-padding-x + $custom-select-indicator-padding) $custom-select-padding-y $custom-select-padding-x;
+  line-height: $custom-select-line-height;
+  color: $custom-select-color;
+  vertical-align: middle;
+  background: $custom-select-bg $custom-select-indicator no-repeat right $custom-select-padding-x center;
+  background-size: $custom-select-bg-size;
+  border: $custom-select-border-width solid $custom-select-border-color;
+  @if $enable-rounded {
+    border-radius: $custom-select-border-radius;
+  } @else {
+    border-radius: 0;
+  }
+  appearance: none;
+
+  &:focus {
+    border-color: $custom-select-focus-border-color;
+    outline: none;
+    @include box-shadow($custom-select-focus-box-shadow);
+
+    &::-ms-value {
+      // For visual consistency with other platforms/browsers,
+      // supress the default white text on blue background highlight given to
+      // the selected option text when the (still closed) <select> receives focus
+      // in IE and (under certain conditions) Edge.
+      // See https://github.com/twbs/bootstrap/issues/19398.
+      color: $input-color;
+      background-color: $input-bg;
+    }
+  }
+
+  &:disabled {
+    color: $custom-select-disabled-color;
+    background-color: $custom-select-disabled-bg;
+  }
+
+  // Hides the default caret in IE11
+  &::-ms-expand {
+    opacity: 0;
+  }
+}
+
+.custom-select-sm {
+  height: $custom-select-height-sm;
+  padding-top: $custom-select-padding-y;
+  padding-bottom: $custom-select-padding-y;
+  font-size: $custom-select-font-size-sm;
+}
+
+
+// File
+//
+// Custom file input.
+
+.custom-file {
+  position: relative;
+  display: inline-block;
+  max-width: 100%;
+  height: $custom-file-height;
+  margin-bottom: 0;
+}
+
+.custom-file-input {
+  min-width: $custom-file-width;
+  max-width: 100%;
+  height: $custom-file-height;
+  margin: 0;
+  opacity: 0;
+
+  &:focus ~ .custom-file-control {
+    @include box-shadow($custom-file-focus-box-shadow);
+  }
+}
+
+.custom-file-control {
+  position: absolute;
+  top: 0;
+  right: 0;
+  left: 0;
+  z-index: 5;
+  height: $custom-file-height;
+  padding: $custom-file-padding-x $custom-file-padding-y;
+  line-height: $custom-file-line-height;
+  color: $custom-file-color;
+  pointer-events: none;
+  user-select: none;
+  background-color: $custom-file-bg;
+  border: $custom-file-border-width solid $custom-file-border-color;
+  @include border-radius($custom-file-border-radius);
+  @include box-shadow($custom-file-box-shadow);
+
+  @each $lang, $text in map-get($custom-file-text, placeholder) {
+    &:lang(#{$lang}):empty::after {
+      content: $text;
+    }
+  }
+
+  &::before {
+    position: absolute;
+    top: -$custom-file-border-width;
+    right: -$custom-file-border-width;
+    bottom: -$custom-file-border-width;
+    z-index: 6;
+    display: block;
+    height: $custom-file-height;
+    padding: $custom-file-padding-x $custom-file-padding-y;
+    line-height: $custom-file-line-height;
+    color: $custom-file-button-color;
+    background-color: $custom-file-button-bg;
+    border: $custom-file-border-width solid $custom-file-border-color;
+    @include border-radius(0 $custom-file-border-radius $custom-file-border-radius 0);
+  }
+
+  @each $lang, $text in map-get($custom-file-text, button-label) {
+    &:lang(#{$lang})::before {
+      content: $text;
+    }
+  }
+}