/**
 * @license
 * Copyright Akveo. All Rights Reserved.
 * Licensed under the MIT License. See License.txt in the project root for license information.
 */

@use 'sass:color';
@use 'sass:map';
@use '../theming-variables';

/// Slightly lighten a color
/// @access public
/// @param {Color} $color - color to tint
/// @param {Number} $percentage - percentage of `$color` in returned color
/// @return {Color}
@function tint($color, $percentage) {
  @return color.mix(white, $color, $percentage);
}

/// Slightly darken a color
/// @access public
/// @param {Color} $color - color to shade
/// @param {Number} $percentage - percentage of `$color` in returned color
/// @return {Color}
@function shade($color, $percentage) {
  @return color.mix(black, $color, $percentage);
}

@function map-set($map, $key, $value: null) {
  $new: (
    $key: $value,
  );
  @return map.merge($map, $new);
}

@function nb-theme-var-negative($value) {
  @if (theming-variables.$nb-enable-css-custom-properties) {
    @return calc(#{$value} * -1);
  } @else {
    @return -$value;
  }
}