--- /dev/null
+// Bourbon 7.3.0
+// https://www.bourbon.io/
+// Copyright 2011-2020 thoughtbot, inc.
+// MIT License
+
+@import "bourbon/helpers/buttons-list";
+@import "bourbon/helpers/scales";
+@import "bourbon/helpers/text-inputs-list";
+
+@import "bourbon/settings/settings";
+
+@import "bourbon/validators/contains";
+@import "bourbon/validators/contains-falsy";
+@import "bourbon/validators/is-color";
+@import "bourbon/validators/is-length";
+@import "bourbon/validators/is-number";
+@import "bourbon/validators/is-size";
+
+@import "bourbon/utilities/assign-inputs";
+@import "bourbon/utilities/compact-shorthand";
+@import "bourbon/utilities/directional-property";
+@import "bourbon/utilities/fetch-bourbon-setting";
+@import "bourbon/utilities/font-source-declaration";
+@import "bourbon/utilities/gamma";
+@import "bourbon/utilities/lightness";
+@import "bourbon/utilities/contrast-ratio";
+@import "bourbon/utilities/unpack-shorthand";
+
+@import "bourbon/library/border-color";
+@import "bourbon/library/border-radius";
+@import "bourbon/library/border-style";
+@import "bourbon/library/border-width";
+@import "bourbon/library/buttons";
+@import "bourbon/library/clearfix";
+@import "bourbon/library/contrast-switch";
+@import "bourbon/library/ellipsis";
+@import "bourbon/library/font-face";
+@import "bourbon/library/font-stacks";
+@import "bourbon/library/hide-text";
+@import "bourbon/library/hide-visually";
+@import "bourbon/library/margin";
+@import "bourbon/library/modular-scale";
+@import "bourbon/library/overflow-wrap";
+@import "bourbon/library/padding";
+@import "bourbon/library/position";
+@import "bourbon/library/prefixer";
+@import "bourbon/library/shade";
+@import "bourbon/library/size";
+@import "bourbon/library/strip-unit";
+@import "bourbon/library/text-inputs";
+@import "bourbon/library/timing-functions";
+@import "bourbon/library/tint";
+@import "bourbon/library/triangle";
+@import "bourbon/library/value-prefixer";
--- /dev/null
+@charset "UTF-8";
+
+/// A list of all HTML button elements.
+///
+/// @type list
+///
+/// @access private
+
+$_buttons-list: (
+ "button",
+ "[type='button']",
+ "[type='reset']",
+ "[type='submit']",
+);
--- /dev/null
+@charset "UTF-8";
+
+////
+/// Pre-defined scales for use with the `modular-scale` function.
+///
+/// @type number (unitless)
+///
+/// @see {function} modular-scale
+////
+
+$minor-second: 1.067;
+$major-second: 1.125;
+$minor-third: 1.2;
+$major-third: 1.25;
+$perfect-fourth: 1.333;
+$augmented-fourth: 1.414;
+$perfect-fifth: 1.5;
+$minor-sixth: 1.6;
+$golden: 1.618;
+$major-sixth: 1.667;
+$minor-seventh: 1.778;
+$major-seventh: 1.875;
+$octave: 2;
+$major-tenth: 2.5;
+$major-eleventh: 2.667;
+$major-twelfth: 3;
+$double-octave: 4;
--- /dev/null
+@charset "UTF-8";
+
+/// A list of all _text-based_ HTML inputs.
+///
+/// @type list
+///
+/// @access private
+
+$_text-inputs-list: (
+ "[type='color']",
+ "[type='date']",
+ "[type='datetime']",
+ "[type='datetime-local']",
+ "[type='email']",
+ "[type='month']",
+ "[type='number']",
+ "[type='password']",
+ "[type='search']",
+ "[type='tel']",
+ "[type='text']",
+ "[type='time']",
+ "[type='url']",
+ "[type='week']",
+ "input:not([type])",
+ "textarea",
+);
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting `border-color` on specific
+/// edges of a box. Use a `null` value to “skip” edges of the box with standard
+/// CSS shorthand.
+///
+/// @argument {list} $values
+/// List of colors; accepts CSS shorthand.
+///
+/// @example scss
+/// .element {
+/// @include border-color(#a60b55 #76cd9c null #e8ae1a);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-left-color: #e8ae1a;
+/// border-right-color: #76cd9c;
+/// border-top-color: #a60b55;
+/// }
+///
+/// @require {mixin} _directional-property
+
+@mixin border-color($values) {
+ @include _directional-property(border, color, $values);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting `border-radius` on both the
+/// top-left and top-right of a box.
+///
+/// @argument {number (with unit)} $radii
+///
+/// @example scss
+/// .element {
+/// @include border-top-radius(4px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-top-left-radius: 4px;
+/// border-top-right-radius: 4px;
+/// }
+
+@mixin border-top-radius($radii) {
+ border-top-left-radius: $radii;
+ border-top-right-radius: $radii;
+}
+
+/// Provides a concise, one-line method for setting `border-radius` on both the
+/// top-right and bottom-right of a box.
+///
+/// @argument {number (with unit)} $radii
+///
+/// @example scss
+/// .element {
+/// @include border-right-radius(3px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-bottom-right-radius: 3px;
+/// border-top-right-radius: 3px;
+/// }
+
+@mixin border-right-radius($radii) {
+ border-bottom-right-radius: $radii;
+ border-top-right-radius: $radii;
+}
+
+/// Provides a concise, one-line method for setting `border-radius` on both the
+/// bottom-left and bottom-right of a box.
+///
+/// @argument {number (with unit)} $radii
+///
+/// @example scss
+/// .element {
+/// @include border-bottom-radius(2px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-bottom-left-radius: 2px;
+/// border-bottom-right-radius: 2px;
+/// }
+
+@mixin border-bottom-radius($radii) {
+ border-bottom-left-radius: $radii;
+ border-bottom-right-radius: $radii;
+}
+
+/// Provides a concise, one-line method for setting `border-radius` on both the
+/// top-left and bottom-left of a box.
+///
+/// @argument {number (with unit)} $radii
+///
+/// @example scss
+/// .element {
+/// @include border-left-radius(1px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-bottom-left-radius: 1px;
+/// border-top-left-radius: 1px;
+/// }
+
+@mixin border-left-radius($radii) {
+ border-bottom-left-radius: $radii;
+ border-top-left-radius: $radii;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting `border-style` on specific
+/// edges of a box. Use a `null` value to “skip” edges of the box with standard
+/// CSS shorthand.
+///
+/// @argument {list} $values
+/// List of border styles; accepts CSS shorthand.
+///
+/// @example scss
+/// .element {
+/// @include border-style(dashed null solid);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-bottom-style: solid;
+/// border-top-style: dashed;
+/// }
+///
+/// @require {mixin} _directional-property
+
+@mixin border-style($values) {
+ @include _directional-property(border, style, $values);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting `border-width` on specific
+/// edges of a box. Use a `null` value to “skip” edges of the box with standard
+/// CSS shorthand.
+///
+/// @argument {list} $values
+/// List of border widths; accepts CSS shorthand.
+///
+/// @example scss
+/// .element {
+/// @include border-width(1em null 20px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-bottom-width: 20px;
+/// border-top-width: 1em;
+/// }
+///
+/// @require {mixin} _directional-property
+
+@mixin border-width($values) {
+ @include _directional-property(border, width, $values);
+}
--- /dev/null
+@charset "UTF-8";
+
+////
+/// @type list
+///
+/// @require {function} _assign-inputs
+///
+/// @require {variable} $_buttons-list
+////
+
+/// A list of all HTML button elements. Please note that you must interpolate
+/// the variable (`#{}`) to use it as a selector.
+///
+/// @example scss
+/// #{$all-buttons} {
+/// background-color: #f00;
+/// }
+///
+/// // CSS Output
+/// button,
+/// [type='button'],
+/// [type='reset'],
+/// [type='submit'] {
+/// background-color: #f00;
+/// }
+
+$all-buttons: _assign-inputs($_buttons-list);
+
+/// A list of all HTML button elements with the `:active` pseudo-class applied.
+/// Please note that you must interpolate the variable (`#{}`) to use it as a
+/// selector.
+///
+/// @example scss
+/// #{$all-buttons-active} {
+/// background-color: #00f;
+/// }
+///
+/// // CSS Output
+/// button:active,
+/// [type='button']:active,
+/// [type='reset']:active,
+/// [type='submit']:active {
+/// background-color: #00f;
+/// }
+
+$all-buttons-active: _assign-inputs($_buttons-list, active);
+
+/// A list of all HTML button elements with the `:focus` pseudo-class applied.
+/// Please note that you must interpolate the variable (`#{}`) to use it as a
+/// selector.
+///
+/// @example scss
+/// #{$all-buttons-focus} {
+/// background-color: #0f0;
+/// }
+///
+/// // CSS Output
+/// button:focus,
+/// [type='button']:focus,
+/// [type='reset']:focus,
+/// [type='submit']:focus {
+/// background-color: #0f0;
+/// }
+
+$all-buttons-focus: _assign-inputs($_buttons-list, focus);
+
+/// A list of all HTML button elements with the `:hover` pseudo-class applied.
+/// Please note that you must interpolate the variable (`#{}`) to use it as a
+/// selector.
+///
+/// @example scss
+/// #{$all-buttons-hover} {
+/// background-color: #0f0;
+/// }
+///
+/// // CSS Output
+/// button:hover,
+/// [type='button']:hover,
+/// [type='reset']:hover,
+/// [type='submit']:hover {
+/// background-color: #0f0;
+/// }
+
+$all-buttons-hover: _assign-inputs($_buttons-list, hover);
--- /dev/null
+@charset "UTF-8";
+
+/// Provides an easy way to include a clearfix for containing floats.
+///
+/// @link https://goo.gl/yP5hiZ
+///
+/// @example scss
+/// .element {
+/// @include clearfix;
+/// }
+///
+/// // CSS Output
+/// .element::after {
+/// clear: both;
+/// content: "";
+/// display: block;
+/// }
+
+@mixin clearfix {
+ &::after {
+ clear: both;
+ content: "";
+ display: block;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Switches between two colors based on the contrast to another color. It’s
+/// like a [ternary operator] for color contrast and can be useful for building
+/// a button system.
+///
+/// The calculation of the contrast ratio is based on the [WCAG 2.0
+/// specification]. However, we cannot guarantee full compliance, though all of
+/// our manual testing passed.
+///
+/// [ternary operator]: https://goo.gl/ccfLqi
+/// [WCAG 2.0 specification]: https://goo.gl/zhQuYA
+///
+/// @argument {color} $base-color
+/// The color to evaluate lightness against.
+///
+/// @argument {color} $dark-color [#000]
+/// The color to be output when `$base-color` is light. Can also be set
+/// globally using the `contrast-switch-dark-color` key in the
+/// Bourbon settings.
+///
+/// @argument {color} $light-color [#fff]
+/// The color to be output when `$base-color` is dark. Can also be set
+/// globally using the `contrast-switch-light-color` key in the
+/// Bourbon settings.
+///
+/// @return {color}
+///
+/// @example scss
+/// .element {
+/// color: contrast-switch(#bae6e6);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// color: #000;
+/// }
+///
+/// @example scss
+/// .element {
+/// $button-color: #2d72d9;
+/// background-color: $button-color;
+/// color: contrast-switch($button-color, #222, #eee);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// background-color: #2d72d9;
+/// color: #eee;
+/// }
+///
+/// @require {function} _fetch-bourbon-setting
+///
+/// @require {function} _is-color
+///
+/// @require {function} _contrast-ratio
+///
+/// @since 5.0.0
+
+@function contrast-switch(
+ $base-color,
+ $dark-color: _fetch-bourbon-setting("contrast-switch-dark-color"),
+ $light-color: _fetch-bourbon-setting("contrast-switch-light-color")
+) {
+ @if not _is-color($base-color) {
+ @error "`#{$base-color}` is not a valid color for the `$base-color` " +
+ "argument in the `contrast-switch` function.";
+ } @else if not _is-color($dark-color) {
+ @error "`#{$dark-color}` is not a valid color for the `$dark-color` " +
+ "argument in the `contrast-switch` function.";
+ } @else if not _is-color($light-color) {
+ @error "`#{$light-color}` is not a valid color for the `$light-color` " +
+ "argument in the `contrast-switch` function.";
+ } @else {
+ $-contrast-to-dark: _contrast-ratio($base-color, $dark-color);
+ $-contrast-to-light: _contrast-ratio($base-color, $light-color);
+ $-prefer-dark: $-contrast-to-dark >= $-contrast-to-light;
+
+ @return if($-prefer-dark, $dark-color, $light-color);
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Truncates text and adds an ellipsis to represent overflow.
+///
+/// @argument {number} $width [100%]
+/// The `max-width` for the string to respect before being truncated.
+///
+/// @argument {string} $display [inline-block]
+/// Sets the display-value of the element.
+///
+/// @example scss
+/// .element {
+/// @include ellipsis;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// display: inline-block;
+/// max-width: 100%;
+/// overflow: hidden;
+/// text-overflow: ellipsis;
+/// white-space: nowrap;
+/// word-wrap: normal;
+/// }
+
+@mixin ellipsis(
+ $width: 100%,
+ $display: inline-block
+) {
+ display: $display;
+ max-width: $width;
+ overflow: hidden;
+ text-overflow: ellipsis;
+ white-space: nowrap;
+ word-wrap: normal;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Generates an `@font-face` declaration. You can choose the specific file
+/// formats you need to output; the mixin supports `woff2`
+/// and `woff`. The mixin also supports usage with the Rails Asset Pipeline,
+/// which you can enable per use, or globally in the `$bourbon()` settings.
+///
+/// @argument {string} $font-family
+///
+/// @argument {string} $file-path
+///
+/// @argument {string | list} $file-formats [("woff2", "woff")]
+/// List of the font file formats to include. Can also be set globally using
+/// the `global-font-file-formats` key in the Bourbon settings.
+///
+/// @argument {boolean} $asset-pipeline [false]
+/// Set to `true` if you’re using the Rails Asset Pipeline (place the fonts
+/// in `app/assets/fonts/`). Can also be set globally using the
+/// `rails-asset-pipeline` key in the Bourbon settings.
+///
+/// @content
+/// Any additional CSS properties that are included in the `@include`
+/// directive will be output within the `@font-face` declaration, e.g. you can
+/// pass in `font-weight`, `font-style` and/or `unicode-range`.
+///
+/// @example scss
+/// @include font-face(
+/// "source-sans-pro",
+/// "fonts/source-sans-pro-regular",
+/// ("woff2", "woff")
+/// ) {
+/// font-style: normal;
+/// font-weight: 400;
+/// }
+///
+/// // CSS Output
+/// @font-face {
+/// font-family: "source-sans-pro";
+/// src: url("fonts/source-sans-pro-regular.woff2") format("woff2"),
+/// url("fonts/source-sans-pro-regular.woff") format("woff");
+/// font-style: normal;
+/// font-weight: 400;
+/// }
+///
+/// @require {function} _font-source-declaration
+///
+/// @require {function} _fetch-bourbon-setting
+
+@mixin font-face(
+ $font-family,
+ $file-path,
+ $file-formats: _fetch-bourbon-setting("global-font-file-formats"),
+ $asset-pipeline: _fetch-bourbon-setting("rails-asset-pipeline")
+) {
+ @font-face {
+ font-family: $font-family;
+ src: _font-source-declaration(
+ $font-family,
+ $file-path,
+ $asset-pipeline,
+ $file-formats
+ );
+ @content;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// A variable that outputs a Helvetica font stack.
+///
+/// @link https://goo.gl/uSJvZe
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-helvetica;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Helvetica Neue", "Helvetica", "Arial", sans-serif;
+/// }
+
+$font-stack-helvetica: (
+ "Helvetica Neue",
+ "Helvetica",
+ "Arial",
+ sans-serif,
+);
+
+/// A variable that outputs a Lucida Grande font stack.
+///
+/// @link https://goo.gl/R5UyYE
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-lucida-grande;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Lucida Grande", "Lucida Sans Unicode", "Geneva", "Verdana", sans-serif;
+/// }
+
+$font-stack-lucida-grande: (
+ "Lucida Grande",
+ "Lucida Sans Unicode",
+ "Geneva",
+ "Verdana",
+ sans-serif,
+);
+
+/// A variable that outputs a Verdana font stack.
+///
+/// @link https://goo.gl/yGXWSS
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-verdana;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Verdana", "Geneva", sans-serif;
+/// }
+
+$font-stack-verdana: (
+ "Verdana",
+ "Geneva",
+ sans-serif,
+);
+
+/// A variable that outputs a system font stack.
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-system;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: system-ui, -apple-system, BlinkMacSystemFont, "Avenir Next", "Avenir", "Segoe UI", "Lucida Grande", "Helvetica Neue", "Helvetica", "Fira Sans", "Roboto", "Noto", "Droid Sans", "Cantarell", "Oxygen", "Ubuntu", "Franklin Gothic Medium", "Century Gothic", "Liberation Sans", sans-serif;
+/// }
+
+$font-stack-system: (
+ system-ui,
+ -apple-system,
+ BlinkMacSystemFont,
+ "Avenir Next",
+ "Avenir",
+ "Segoe UI",
+ "Lucida Grande",
+ "Helvetica Neue",
+ "Helvetica",
+ "Fira Sans",
+ "Roboto",
+ "Noto",
+ "Droid Sans",
+ "Cantarell",
+ "Oxygen",
+ "Ubuntu",
+ "Franklin Gothic Medium",
+ "Century Gothic",
+ "Liberation Sans",
+ sans-serif,
+);
+
+/// A variable that outputs a Garamond font stack.
+///
+/// @link https://goo.gl/QQFEkV
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-garamond;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Garamond", "Baskerville", "Baskerville Old Face", "Hoefler Text", "Times New Roman", serif;
+/// }
+
+$font-stack-garamond: (
+ "Garamond",
+ "Baskerville",
+ "Baskerville Old Face",
+ "Hoefler Text",
+ "Times New Roman",
+ serif,
+);
+
+/// A variable that outputs a Georgia font stack.
+///
+/// @link https://goo.gl/wtzVPy
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-georgia;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Georgia", "Times", "Times New Roman", serif;
+/// }
+
+$font-stack-georgia: (
+ "Georgia",
+ "Times",
+ "Times New Roman",
+ serif,
+);
+
+/// A variable that outputs a Hoefler Text font stack.
+///
+/// @link https://goo.gl/n7U7zx
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-hoefler-text;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Hoefler Text", "Baskerville Old Face", "Garamond", "Times New Roman", serif;
+/// }
+
+$font-stack-hoefler-text: (
+ "Hoefler Text",
+ "Baskerville Old Face",
+ "Garamond",
+ "Times New Roman",
+ serif,
+);
+
+/// A variable that outputs a Consolas font stack.
+///
+/// @link https://goo.gl/iKrtqv
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-consolas;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Consolas", "monaco", monospace;
+/// }
+
+$font-stack-consolas: (
+ "Consolas",
+ "monaco",
+ monospace,
+);
+
+/// A variable that outputs a Courier New font stack.
+///
+/// @link https://goo.gl/bHfWMP
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-courier-new;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Courier New", "Courier", "Lucida Sans Typewriter", "Lucida Typewriter", monospace;
+/// }
+
+$font-stack-courier-new: (
+ "Courier New",
+ "Courier",
+ "Lucida Sans Typewriter",
+ "Lucida Typewriter",
+ monospace,
+);
+
+/// A variable that outputs a Monaco font stack.
+///
+/// @link https://goo.gl/9PgKDO
+///
+/// @type list
+///
+/// @example scss
+/// .element {
+/// font-family: $font-stack-monaco;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-family: "Monaco", "Consolas", "Lucida Console", monospace;
+/// }
+
+$font-stack-monaco: (
+ "Monaco",
+ "Consolas",
+ "Lucida Console",
+ monospace,
+);
--- /dev/null
+@charset "UTF-8";
+
+/// Hides the text in an element, commonly used to show an image instead. Some
+/// elements will need block-level styles applied.
+///
+/// @link https://goo.gl/EvLRIu
+///
+/// @example scss
+/// .element {
+/// @include hide-text;
+/// }
+///
+/// // CSS Output
+/// .element {
+/// overflow: hidden;
+/// text-indent: 101%;
+/// white-space: nowrap;
+/// }
+
+@mixin hide-text {
+ overflow: hidden;
+ text-indent: 101%;
+ white-space: nowrap;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Hides an element visually while still allowing the content to be accessible
+/// to assistive technology, e.g. screen readers. Passing `unhide` will reverse
+/// the affects of the hiding, which is handy for showing the element on focus,
+/// for example.
+///
+/// @link https://goo.gl/Vf1TGn
+///
+/// @argument {string} $toggle [hide]
+/// Accepts `hide` or `unhide`. `unhide` reverses the affects of `hide`.
+///
+/// @example scss
+/// .element {
+/// @include hide-visually;
+///
+/// &:active,
+/// &:focus {
+/// @include hide-visually("unhide");
+/// }
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border: 0;
+/// clip: rect(1px, 1px, 1px, 1px);
+/// clip-path: inset(100%);
+/// height: 1px;
+/// overflow: hidden;
+/// padding: 0;
+/// position: absolute;
+/// width: 1px;
+/// }
+///
+/// .hide-visually:active,
+/// .hide-visually:focus {
+/// clip: auto;
+/// clip-path: none;
+/// height: auto;
+/// overflow: visible;
+/// position: static;
+/// width: auto;
+/// }
+///
+/// @since 5.0.0
+
+@mixin hide-visually($toggle: "hide") {
+ @if not index("hide" "unhide", $toggle) {
+ @error "`#{$toggle}` is not a valid value for the `$toggle` argument in " +
+ "the `hide-visually` mixin. Must be either `hide` or `unhide`.";
+ } @else if $toggle == "hide" {
+ border: 0;
+ clip: rect(1px, 1px, 1px, 1px);
+ clip-path: inset(100%);
+ height: 1px;
+ overflow: hidden;
+ padding: 0;
+ position: absolute;
+ white-space: nowrap;
+ width: 1px;
+ } @else if $toggle == "unhide" {
+ clip: auto;
+ clip-path: none;
+ height: auto;
+ overflow: visible;
+ position: static;
+ white-space: inherit;
+ width: auto;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting `margin` on specific edges
+/// of a box. Use a `null` value to “skip” edges of the box with standard
+/// CSS shorthand.
+///
+/// @argument {list} $values
+/// List of margin values; accepts CSS shorthand.
+///
+/// @example scss
+/// .element {
+/// @include margin(null auto);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// margin-left: auto;
+/// margin-right: auto;
+/// }
+///
+/// @example scss
+/// .element {
+/// @include margin(10px 3em 20vh null);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// margin-bottom: 20vh;
+/// margin-right: 3em;
+/// margin-top: 10px;
+/// }
+///
+/// @require {mixin} _directional-property
+
+@mixin margin($values) {
+ @include _directional-property(margin, null, $values);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Increments up or down a defined scale and returns an adjusted value. This
+/// helps establish consistent measurements and spacial relationships throughout
+/// your project. We provide a list of commonly used scales as
+/// [pre-defined variables][scales].
+///
+/// [scales]: https://github.com/thoughtbot/bourbon/blob/master/core/bourbon/helpers/_scales.scss
+///
+/// @argument {number (unitless)} $increment
+/// How many steps to increment up or down the scale.
+///
+/// @argument {number (with unit) | list} $value [1em]
+/// The base value the scale starts at. Can also be set globally using the
+/// `modular-scale-base` key in the Bourbon settings.
+///
+/// @argument {number (unitless)} $ratio [1.25]
+/// The ratio the scale is built on. Can also be set globally using the
+/// `modular-scale-ratio` key in the Bourbon settings.
+///
+/// @return {number (with unit)}
+///
+/// @example scss
+/// .element {
+/// font-size: modular-scale(2);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-size: 1.5625em;
+/// }
+///
+/// @example scss
+/// .element {
+/// margin-right: modular-scale(3, 2em);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// margin-right: 3.90625em;
+/// }
+///
+/// @example scss
+/// .element {
+/// font-size: modular-scale(3, 1em 1.6em, $major-seventh);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-size: 3em;
+/// }
+///
+/// @example scss
+/// // Globally change the base ratio
+/// $bourbon: (
+/// "modular-scale-ratio": 1.2,
+/// );
+///
+/// .element {
+/// font-size: modular-scale(3);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// font-size: 1.728em;
+/// }
+///
+/// @require {function} _fetch-bourbon-setting
+
+@function modular-scale(
+ $increment,
+ $value: _fetch-bourbon-setting("modular-scale-base"),
+ $ratio: _fetch-bourbon-setting("modular-scale-ratio")
+) {
+ $v1: nth($value, 1);
+ $v2: nth($value, length($value));
+ $value: $v1;
+
+ // scale $v2 to just above $v1
+ @while $v2 > $v1 {
+ $v2: ($v2 / $ratio); // will be off-by-1
+ }
+ @while $v2 < $v1 {
+ $v2: ($v2 * $ratio); // will fix off-by-1
+ }
+
+ // check AFTER scaling $v2 to prevent double-counting corner-case
+ $double-stranded: $v2 > $v1;
+
+ @if $increment > 0 {
+ @for $i from 1 through $increment {
+ @if $double-stranded and ($v1 * $ratio) > $v2 {
+ $value: $v2;
+ $v2: ($v2 * $ratio);
+ } @else {
+ $v1: ($v1 * $ratio);
+ $value: $v1;
+ }
+ }
+ }
+
+ @if $increment < 0 {
+ // adjust $v2 to just below $v1
+ @if $double-stranded {
+ $v2: ($v2 / $ratio);
+ }
+
+ @for $i from $increment through -1 {
+ @if $double-stranded and ($v1 / $ratio) < $v2 {
+ $value: $v2;
+ $v2: ($v2 / $ratio);
+ } @else {
+ $v1: ($v1 / $ratio);
+ $value: $v1;
+ }
+ }
+ }
+
+ @return $value;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Outputs the `overflow-wrap` property and its legacy name `word-wrap` to
+/// support browsers that do not yet use `overflow-wrap`.
+///
+/// @argument {string} $wrap [break-word]
+/// Accepted CSS values are `normal`, `break-word`, `inherit`, `initial`,
+/// or `unset`.
+///
+/// @example scss
+/// .wrapper {
+/// @include overflow-wrap;
+/// }
+///
+/// // CSS Output
+/// .wrapper {
+/// word-wrap: break-word;
+/// overflow-wrap: break-word;
+/// }
+
+@mixin overflow-wrap($wrap: break-word) {
+ word-wrap: $wrap;
+ // stylelint-disable-next-line order/properties-alphabetical-order
+ overflow-wrap: $wrap;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise method for targeting `padding` on specific sides of a
+/// box. Use a `null` value to “skip” a side.
+///
+/// @argument {list} $values
+/// List of padding values; accepts CSS shorthand.
+///
+/// @example scss
+/// .element-one {
+/// @include padding(null 1rem);
+/// }
+///
+/// // CSS Output
+/// .element-one {
+/// padding-left: 1rem;
+/// padding-right: 1rem;
+/// }
+///
+/// @example scss
+/// .element-two {
+/// @include padding(10vh null 10px 5%);
+/// }
+///
+/// // CSS Output
+/// .element-two {
+/// padding-bottom: 10px;
+/// padding-left: 5%;
+/// padding-top: 10vh;
+/// }
+///
+/// @require {mixin} _directional-property
+
+@mixin padding($values) {
+ @include _directional-property(padding, null, $values);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Provides a concise, one-line method for setting an element’s positioning
+/// properties: `position`, `top`, `right`, `bottom` and `left`. Use a `null`
+/// value to “skip” an edge of the box.
+///
+/// @argument {string} $position
+/// A CSS position value.
+///
+/// @argument {list} $box-edge-values
+/// List of lengths; accepts CSS shorthand.
+///
+/// @example scss
+/// .element {
+/// @include position(relative, 0 null null 10em);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// left: 10em;
+/// position: relative;
+/// top: 0;
+/// }
+///
+/// @example scss
+/// .element {
+/// @include position(absolute, 0);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// position: absolute;
+/// top: 0;
+/// right: 0;
+/// bottom: 0;
+/// left: 0;
+/// }
+///
+/// @require {function} _is-length
+///
+/// @require {function} _unpack-shorthand
+
+@mixin position(
+ $position,
+ $box-edge-values
+) {
+ $box-edge-values: _unpack-shorthand($box-edge-values);
+ $offsets: (
+ "top": nth($box-edge-values, 1),
+ "right": nth($box-edge-values, 2),
+ "bottom": nth($box-edge-values, 3),
+ "left": nth($box-edge-values, 4),
+ );
+
+ position: $position;
+
+ @each $offset, $value in $offsets {
+ @if _is-length($value) {
+ #{$offset}: $value;
+ }
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Generates vendor prefixes.
+///
+/// @argument {string} $property
+/// Property to prefix.
+///
+/// @argument {string} $value
+/// Value to use.
+///
+/// @argument {list} $prefixes
+/// Vendor prefixes to output.
+///
+/// @example scss
+/// .element {
+/// @include prefixer(appearance, none, ("webkit", "moz"));
+/// }
+///
+/// // CSS Output
+/// .element {
+/// -webkit-appearance: none;
+/// -moz-appearance: none;
+/// appearance: none;
+/// }
+///
+/// @author Hugo Giraudel
+
+@mixin prefixer(
+ $property,
+ $value,
+ $prefixes: ()
+) {
+ @each $prefix in $prefixes {
+ #{"-" + $prefix + "-" + $property}: $value;
+ }
+ #{$property}: $value;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Mixes a color with black.
+///
+/// @argument {color} $color
+///
+/// @argument {number (percentage)} $percent
+/// The amount of black to be mixed in.
+///
+/// @return {color}
+///
+/// @example scss
+/// .element {
+/// background-color: shade(#ffbb52, 60%);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// background-color: #664a20;
+/// }
+
+@function shade(
+ $color,
+ $percent
+) {
+ @if not _is-color($color) {
+ @error "`#{$color}` is not a valid color for the `$color` argument in " +
+ "the `shade` mixin.";
+ } @else {
+ @return mix(#000, $color, $percent);
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Sets the `width` and `height` of the element in one statement.
+///
+/// @argument {number (with unit) | string} $width
+///
+/// @argument {number (with unit) | string} $height [$width]
+///
+/// @example scss
+/// .first-element {
+/// @include size(2em);
+/// }
+///
+/// // CSS Output
+/// .first-element {
+/// width: 2em;
+/// height: 2em;
+/// }
+///
+/// @example scss
+/// .second-element {
+/// @include size(auto, 10em);
+/// }
+///
+/// // CSS Output
+/// .second-element {
+/// width: auto;
+/// height: 10em;
+/// }
+///
+/// @require {function} _is-size
+
+@mixin size(
+ $width,
+ $height: $width
+) {
+ @if _is-size($height) {
+ height: $height;
+ } @else {
+ @error "`#{$height}` is not a valid length for the `$height` argument " +
+ "in the `size` mixin.";
+ }
+
+ @if _is-size($width) {
+ width: $width;
+ } @else {
+ @error "`#{$width}` is not a valid length for the `$width` argument " +
+ "in the `size` mixin.";
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Strips the unit from a number.
+///
+/// @argument {number} $value
+///
+/// @return {number (unitless)}
+///
+/// @example scss
+/// $dimension: strip-unit(10em);
+///
+/// // Output
+/// $dimension: 10;
+
+@function strip-unit($value) {
+ @return ($value / ($value * 0 + 1));
+}
--- /dev/null
+@charset "UTF-8";
+
+////
+/// @type list
+///
+/// @require {function} _assign-inputs
+///
+/// @require {variable} $_text-inputs-list
+////
+
+/// A list of all _text-based_ HTML inputs. Please note that you must
+/// interpolate the variable (`#{}`) to use it as a selector.
+///
+/// @example scss
+/// #{$all-text-inputs} {
+/// border: 1px solid #ccc;
+/// }
+///
+/// // CSS Output
+/// [type='color'],
+/// [type='date'],
+/// [type='datetime'],
+/// [type='datetime-local'],
+/// [type='email'],
+/// [type='month'],
+/// [type='number'],
+/// [type='password'],
+/// [type='search'],
+/// [type='tel'],
+/// [type='text'],
+/// [type='time'],
+/// [type='url'],
+/// [type='week'],
+/// input:not([type]),
+/// textarea {
+/// border: 1px solid #ccc;
+/// }
+
+$all-text-inputs: _assign-inputs($_text-inputs-list);
+
+/// A list of all _text-based_ HTML inputs with the `:active` pseudo-class
+/// applied. Please note that you must interpolate the variable (`#{}`) to use
+/// it as a selector.
+///
+/// @example scss
+/// #{$all-text-inputs-active} {
+/// border: 1px solid #aaa;
+/// }
+///
+/// // CSS Output
+/// [type='color']:active,
+/// [type='date']:active,
+/// [type='datetime']:active,
+/// [type='datetime-local']:active,
+/// [type='email']:active,
+/// [type='month']:active,
+/// [type='number']:active,
+/// [type='password']:active,
+/// [type='search']:active,
+/// [type='tel']:active,
+/// [type='text']:active,
+/// [type='time']:active,
+/// [type='url']:active,
+/// [type='week']:active,
+/// input:not([type]):active,
+/// textarea:active {
+/// border: 1px solid #aaa;
+/// }
+
+$all-text-inputs-active: _assign-inputs($_text-inputs-list, active);
+
+/// A list of all _text-based_ HTML inputs with the `:focus` pseudo-class
+/// applied. Please note that you must interpolate the variable (`#{}`) to use
+/// it as a selector.
+///
+/// @example scss
+/// #{$all-text-inputs-focus} {
+/// border: 1px solid #1565c0;
+/// }
+///
+/// // CSS Output
+/// [type='color']:focus,
+/// [type='date']:focus,
+/// [type='datetime']:focus,
+/// [type='datetime-local']:focus,
+/// [type='email']:focus,
+/// [type='month']:focus,
+/// [type='number']:focus,
+/// [type='password']:focus,
+/// [type='search']:focus,
+/// [type='tel']:focus,
+/// [type='text']:focus,
+/// [type='time']:focus,
+/// [type='url']:focus,
+/// [type='week']:focus,
+/// input:not([type]):focus,
+/// textarea:focus {
+/// border: 1px solid #1565c0;
+/// }
+
+$all-text-inputs-focus: _assign-inputs($_text-inputs-list, focus);
+
+/// A list of all _text-based_ HTML inputs with the `:hover` pseudo-class
+/// applied. Please note that you must interpolate the variable (`#{}`) to use
+/// it as a selector.
+///
+/// @example scss
+/// #{$all-text-inputs-hover} {
+/// border: 1px solid #aaa;
+/// }
+///
+/// // CSS Output
+/// [type='color']:hover,
+/// [type='date']:hover,
+/// [type='datetime']:hover,
+/// [type='datetime-local']:hover,
+/// [type='email']:hover,
+/// [type='month']:hover,
+/// [type='number']:hover,
+/// [type='password']:hover,
+/// [type='search']:hover,
+/// [type='tel']:hover,
+/// [type='text']:hover,
+/// [type='time']:hover,
+/// [type='url']:hover,
+/// [type='week']:hover,
+/// input:not([type]):hover,
+/// textarea:hover {
+/// border: 1px solid #aaa;
+/// }
+
+$all-text-inputs-hover: _assign-inputs($_text-inputs-list, hover);
+
+/// A list of all _text-based_ HTML inputs with the `:invalid` pseudo-class
+/// applied. Please note that you must interpolate the variable (`#{}`) to use
+/// it as a selector.
+///
+/// @example scss
+/// #{$all-text-inputs-invalid} {
+/// border: 1px solid #00f;
+/// }
+///
+/// // CSS Output
+/// [type='color']:invalid,
+/// [type='date']:invalid,
+/// [type='datetime']:invalid,
+/// [type='datetime-local']:invalid,
+/// [type='email']:invalid,
+/// [type='month']:invalid,
+/// [type='number']:invalid,
+/// [type='password']:invalid,
+/// [type='search']:invalid,
+/// [type='tel']:invalid,
+/// [type='text']:invalid,
+/// [type='time']:invalid,
+/// [type='url']:invalid,
+/// [type='week']:invalid,
+/// input:not([type]):invalid,
+/// textarea:invalid {
+/// border: 1px solid #00f;
+/// }
+
+$all-text-inputs-invalid: _assign-inputs($_text-inputs-list, invalid);
--- /dev/null
+@charset "UTF-8";
+
+////
+/// CSS cubic-bezier timing functions.
+///
+/// @link https://goo.gl/p8u6SK
+///
+/// @type string
+////
+
+$ease-in-quad: cubic-bezier(0.55, 0.085, 0.68, 0.53);
+$ease-in-cubic: cubic-bezier(0.55, 0.055, 0.675, 0.19);
+$ease-in-quart: cubic-bezier(0.895, 0.03, 0.685, 0.22);
+$ease-in-quint: cubic-bezier(0.755, 0.05, 0.855, 0.06);
+$ease-in-sine: cubic-bezier(0.47, 0, 0.745, 0.715);
+$ease-in-expo: cubic-bezier(0.95, 0.05, 0.795, 0.035);
+$ease-in-circ: cubic-bezier(0.6, 0.04, 0.98, 0.335);
+$ease-in-back: cubic-bezier(0.6, -0.28, 0.735, 0.045);
+
+$ease-out-quad: cubic-bezier(0.25, 0.46, 0.45, 0.94);
+$ease-out-cubic: cubic-bezier(0.215, 0.61, 0.355, 1);
+$ease-out-quart: cubic-bezier(0.165, 0.84, 0.44, 1);
+$ease-out-quint: cubic-bezier(0.23, 1, 0.32, 1);
+$ease-out-sine: cubic-bezier(0.39, 0.575, 0.565, 1);
+$ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
+$ease-out-circ: cubic-bezier(0.075, 0.82, 0.165, 1);
+$ease-out-back: cubic-bezier(0.175, 0.885, 0.32, 1.275);
+
+$ease-in-out-quad: cubic-bezier(0.455, 0.03, 0.515, 0.955);
+$ease-in-out-cubic: cubic-bezier(0.645, 0.045, 0.355, 1);
+$ease-in-out-quart: cubic-bezier(0.77, 0, 0.175, 1);
+$ease-in-out-quint: cubic-bezier(0.86, 0, 0.07, 1);
+$ease-in-out-sine: cubic-bezier(0.445, 0.05, 0.55, 0.95);
+$ease-in-out-expo: cubic-bezier(1, 0, 0, 1);
+$ease-in-out-circ: cubic-bezier(0.785, 0.135, 0.15, 0.86);
+$ease-in-out-back: cubic-bezier(0.68, -0.55, 0.265, 1.55);
--- /dev/null
+@charset "UTF-8";
+
+/// Mixes a color with white.
+///
+/// @argument {color} $color
+///
+/// @argument {number (percentage)} $percent
+/// The amount of white to be mixed in.
+///
+/// @return {color}
+///
+/// @example scss
+/// .element {
+/// background-color: tint(#6ecaa6, 40%);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// background-color: #a8dfc9;
+/// }
+
+@function tint(
+ $color,
+ $percent
+) {
+ @if not _is-color($color) {
+ @error "`#{$color}` is not a valid color for the `$color` argument in " +
+ "the `tint` mixin.";
+ } @else {
+ @return mix(#fff, $color, $percent);
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Generates a triangle pointing in a specified direction.
+///
+/// @argument {string} $direction
+/// The direction the triangle should point. Accepts `up`, `up-right`,
+/// `right`, `down-right`, `down`, `down-left`, `left` or `up-left`.
+///
+/// @argument {number (with unit)} $width
+/// Width of the triangle.
+///
+/// @argument {number (with unit)} $height
+/// Height of the triangle.
+///
+/// @argument {color} $color
+/// Color of the triangle.
+///
+/// @example scss
+/// .element {
+/// &::before {
+/// @include triangle("up", 2rem, 1rem, #b25c9c);
+/// content: "";
+/// }
+/// }
+///
+/// // CSS Output
+/// .element::before {
+/// border-style: solid;
+/// height: 0;
+/// width: 0;
+/// border-color: transparent transparent #b25c9c;
+/// border-width: 0 1rem 1rem;
+/// content: "";
+/// }
+
+@mixin triangle(
+ $direction,
+ $width,
+ $height,
+ $color
+) {
+ @if not index(
+ "up" "up-right" "right" "down-right" "down" "down-left" "left" "up-left",
+ $direction
+ ) {
+ @error "Direction must be `up`, `up-right`, `right`, `down-right`, " +
+ "`down`, `down-left`, `left` or `up-left`.";
+ } @else if not _is-color($color) {
+ @error "`#{$color}` is not a valid color for the `$color` argument in " +
+ "the `triangle` mixin.";
+ } @else {
+ border-style: solid;
+ height: 0;
+ width: 0;
+
+ @if $direction == "up" {
+ border-color: transparent transparent $color;
+ border-width: 0 ($width / 2) $height;
+ } @else if $direction == "up-right" {
+ border-color: transparent $color transparent transparent;
+ border-width: 0 $width $width 0;
+ } @else if $direction == "right" {
+ border-color: transparent transparent transparent $color;
+ border-width: ($height / 2) 0 ($height / 2) $width;
+ } @else if $direction == "down-right" {
+ border-color: transparent transparent $color;
+ border-width: 0 0 $width $width;
+ } @else if $direction == "down" {
+ border-color: $color transparent transparent;
+ border-width: $height ($width / 2) 0;
+ } @else if $direction == "down-left" {
+ border-color: transparent transparent transparent $color;
+ border-width: $width 0 0 $width;
+ } @else if $direction == "left" {
+ border-color: transparent $color transparent transparent;
+ border-width: ($height / 2) $width ($height / 2) 0;
+ } @else if $direction == "up-left" {
+ border-color: $color transparent transparent;
+ border-width: $width $width 0 0;
+ }
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Generates vendor prefixes for values.
+///
+/// @argument {string} $property
+/// Property to use.
+///
+/// @argument {string} $value
+/// Value to prefix.
+///
+/// @argument {list} $prefixes
+/// Vendor prefixes to output.
+///
+/// @example scss
+/// .element {
+/// @include value-prefixer(cursor, grab, ("webkit", "moz"));
+/// }
+///
+/// // CSS Output
+/// .element {
+/// cursor: -webkit-grab;
+/// cursor: -moz-grab;
+/// cursor: grab;
+/// }
+///
+/// @author Matthew Tobiasz
+
+@mixin value-prefixer(
+ $property,
+ $value,
+ $prefixes: ()
+) {
+ @each $prefix in $prefixes {
+ #{$property}: #{"-" + $prefix + "-" + $value};
+ }
+ #{$property}: $value;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Default global Bourbon settings. Values in this map are overwritten by any
+/// values set in the `$bourbon` map.
+///
+/// @type map
+///
+/// @property {color} contrast-switch-dark-color [#000]
+/// Global dark color for the `contrast-switch` function.
+///
+/// @property {color} contrast-switch-light-color [#fff]
+/// Global light color for the `contrast-switch` function.
+///
+/// @property {list} global-font-file-formats [("woff2", "woff")]
+/// Global font file formats for the `font-face` mixin.
+///
+/// @property {number (with unit)} modular-scale-base [1em]
+/// Global base value for the `modular-scale` function.
+///
+/// @property {number (unitless)} modular-scale-ratio [$major-third (1.25)]
+/// Global base ratio for the `modular-scale` function.
+///
+/// @property {boolean} rails-asset-pipeline [false]
+/// Set this to `true` when using the Rails Asset Pipeline and Bourbon will
+/// write asset paths using
+/// [sass-rails’ asset helpers](https://github.com/rails/sass-rails#asset-helpers).
+///
+/// @access private
+
+$_bourbon-defaults: (
+ "contrast-switch-dark-color": #000,
+ "contrast-switch-light-color": #fff,
+ "global-font-file-formats": ("woff2", "woff"),
+ "modular-scale-base": 1em,
+ "modular-scale-ratio": $major-third,
+ "rails-asset-pipeline": false,
+);
+
+/// Global Bourbon settings.
+///
+/// @name Settings
+///
+/// @type map
+///
+/// @property {color} contrast-switch-dark-color [#000]
+/// Global dark color for the `contrast-switch` function.
+///
+/// @property {color} contrast-switch-light-color [#fff]
+/// Global light color for the `contrast-switch` function.
+///
+/// @property {list} global-font-file-formats [("woff2", "woff")]
+/// Global font file formats for the `font-face` mixin.
+///
+/// @property {number (with unit)} modular-scale-base [1em]
+/// Global base value for the `modular-scale` function.
+///
+/// @property {number (unitless)} modular-scale-ratio [$major-third (1.25)]
+/// Global base ratio for the `modular-scale` function.
+///
+/// @property {boolean} rails-asset-pipeline [false]
+/// Set this to `true` when using the Rails Asset Pipeline and Bourbon will
+/// write asset paths using
+/// [sass-rails’ asset helpers](https://github.com/rails/sass-rails#asset-helpers).
+///
+/// @example scss
+/// $bourbon: (
+/// "contrast-switch-dark-color": #000,
+/// "contrast-switch-light-color": #fff,
+/// "global-font-file-formats": ("woff2", "woff"),
+/// "modular-scale-base": 1em,
+/// "modular-scale-ratio": $major-third,
+/// "rails-asset-pipeline": false,
+/// );
+
+$bourbon: () !default;
--- /dev/null
+@charset "UTF-8";
+
+/// Append pseudo-classes to a selector(s).
+///
+/// @argument {list | string} $inputs
+/// A selector, or list of selectors, to apply the pseudo-class to.
+///
+/// @argument {pseudo-class} $pseudo [null]
+/// The pseudo-class to be appended.
+///
+/// @return {list}
+///
+/// @access private
+
+@function _assign-inputs(
+ $inputs,
+ $pseudo: null
+) {
+ $list: ();
+
+ @each $input in $inputs {
+ $input: unquote($input);
+ $input: if($pseudo, $input + ":" + $pseudo, $input);
+ $list: append($list, $input, comma);
+ }
+
+ @return $list;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Transforms shorthand to its shortest possible form.
+///
+/// @argument {list} $values
+/// List of directional values.
+///
+/// @example scss
+/// $values: _compact-shorthand(10px 20px 10px 20px);
+///
+/// // Output
+/// $values: 10px 20px;
+///
+/// @return {list}
+///
+/// @access private
+
+@function _compact-shorthand($values) {
+ $output: null;
+
+ $a: nth($values, 1);
+ $b: if(length($values) < 2, $a, nth($values, 2));
+ $c: if(length($values) < 3, $a, nth($values, 3));
+ $d: if(length($values) < 2, $a, nth($values, if(length($values) < 4, 2, 4)));
+
+ @if $a == 0 { $a: 0; }
+ @if $b == 0 { $b: 0; }
+ @if $c == 0 { $c: 0; }
+ @if $d == 0 { $d: 0; }
+
+ @if $a == $b and $a == $c and $a == $d {
+ $output: $a;
+ } @else if $a == $c and $b == $d {
+ $output: $a $b;
+ } @else if $b == $d {
+ $output: $a $b $c;
+ } @else {
+ $output: $a $b $c $d;
+ }
+
+ @return $output;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Programatically determines the contrast ratio between two colors.
+///
+/// Note that the alpha channel is ignored.
+///
+/// @link https://goo.gl/54htLV
+///
+/// @argument {color (hex)} $color-1
+///
+/// @argument {color (hex)} $color-2
+///
+/// @return {number (1-21)}
+///
+/// @example scss
+/// _contrast-ratio(black, white)
+///
+/// @require {function} _lightness
+///
+/// @access private
+
+@function _contrast-ratio($color-1, $color-2) {
+ $-local-lightness-1: _lightness($color-1) + 0.05;
+ $-local-lightness-2: _lightness($color-2) + 0.05;
+
+ @if $-local-lightness-1 > $-local-lightness-2 {
+ @return $-local-lightness-1 / $-local-lightness-2;
+ } @else {
+ @return $-local-lightness-2 / $-local-lightness-1;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Builds directional properties by parsing CSS shorthand values. For example,
+/// a value of `10px null` will output top and bottom directional properties,
+/// but the `null` skips left and right from being output.
+///
+/// @argument {string} $property
+/// Base property.
+///
+/// @argument {string} $suffix
+/// Suffix to append. Use `null` to omit.
+///
+/// @argument {list} $values
+/// List of values to set for the property.
+///
+/// @example scss
+/// .element {
+/// @include _directional-property(border, width, null 5px);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// border-right-width: 5px;
+/// border-left-width: 5px;
+/// }
+///
+/// @require {function} _compact-shorthand
+///
+/// @require {function} _contains-falsy
+///
+/// @access private
+
+@mixin _directional-property(
+ $property,
+ $suffix,
+ $values
+) {
+ $top: $property + "-top" + if($suffix, "-#{$suffix}", "");
+ $bottom: $property + "-bottom" + if($suffix, "-#{$suffix}", "");
+ $left: $property + "-left" + if($suffix, "-#{$suffix}", "");
+ $right: $property + "-right" + if($suffix, "-#{$suffix}", "");
+ $all: $property + if($suffix, "-#{$suffix}", "");
+
+ $values: _compact-shorthand($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;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Return a Bourbon setting.
+///
+/// @argument {string} $setting
+///
+/// @return {boolean | color | list | number | string}
+///
+/// @example scss
+/// _fetch-bourbon-setting(rails-asset-pipeline)
+///
+/// @access private
+
+@function _fetch-bourbon-setting($setting) {
+ @return map-get(map-merge($_bourbon-defaults, $bourbon), $setting);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Builds the `src` list for an `@font-face` declaration.
+///
+/// @link https://goo.gl/Ru1bKP
+///
+/// @argument {string} $font-family
+///
+/// @argument {string} $file-path
+///
+/// @argument {boolean} $asset-pipeline
+///
+/// @argument {list} $file-formats
+///
+/// @return {list}
+///
+/// @require {function} _contains
+///
+/// @access private
+
+@function _font-source-declaration(
+ $font-family,
+ $file-path,
+ $asset-pipeline,
+ $file-formats
+) {
+ $src: ();
+
+ $formats-map: (
+ "woff2": "#{$file-path}.woff2" format("woff2"),
+ "woff": "#{$file-path}.woff" format("woff"),
+ );
+
+ @each $format in $file-formats {
+ @if _contains(map-keys($formats-map), $format) {
+ $value: map-get($formats-map, $format);
+ $file-path: nth($value, 1);
+ $font-format: nth($value, 2);
+
+ @if $asset-pipeline == true {
+ $src: append($src, font-url($file-path) $font-format, comma);
+ } @else {
+ $src: append($src, url($file-path) $font-format, comma);
+ }
+ } @else {
+ @error "`#{$file-formats}` contains an unsupported font file format. " +
+ "Must be `woff` and/or `woff2`.";
+ }
+ }
+
+ @return $src;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Performs gamma correction on a single color channel.
+///
+/// Note that the calculation is approximate if a `pow()` is not available.
+///
+/// @argument {number (0-1)} $channel
+///
+/// @return {number (0-1)}
+///
+/// @access private
+
+@function _gamma($channel) {
+ @if $channel < 0.03928 {
+ @return $channel / 12.92;
+ } @else {
+ $c: ($channel + 0.055) / 1.055;
+ @if function-exists("pow") {
+ @return pow($c, 2.4);
+ } @else {
+ @return 0.56 * $c * $c * $c + 0.44 * $c * $c;
+ }
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Programatically determines the lightness of a color.
+///
+/// @argument {color (hex)} $hex-color
+///
+/// @return {number (0-1)}
+///
+/// @example scss
+/// _lightness($color)
+///
+/// @access private
+
+@function _lightness($hex-color) {
+ $-local-red-raw: red(rgba($hex-color, 1));
+ $-local-green-raw: green(rgba($hex-color, 1));
+ $-local-blue-raw: blue(rgba($hex-color, 1));
+
+ $-local-red: _gamma($-local-red-raw / 255);
+ $-local-green: _gamma($-local-green-raw / 255);
+ $-local-blue: _gamma($-local-blue-raw / 255);
+
+ @return $-local-red * 0.2126 + $-local-green * 0.7152 + $-local-blue * 0.0722;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Transforms shorthand that can range from 1-to-4 values to be 4 values.
+///
+/// @argument {list} $shorthand
+///
+/// @example scss
+/// .element {
+/// margin: _unpack-shorthand(1em 2em);
+/// }
+///
+/// // CSS Output
+/// .element {
+/// margin: 1em 2em 1em 2em;
+/// }
+///
+/// @access private
+
+@function _unpack-shorthand($shorthand) {
+ @if length($shorthand) == 1 {
+ @return nth($shorthand, 1) nth($shorthand, 1) nth($shorthand, 1) nth($shorthand, 1);
+ } @else if length($shorthand) == 2 {
+ @return nth($shorthand, 1) nth($shorthand, 2) nth($shorthand, 1) nth($shorthand, 2);
+ } @else if length($shorthand) == 3 {
+ @return nth($shorthand, 1) nth($shorthand, 2) nth($shorthand, 3) nth($shorthand, 2);
+ } @else {
+ @return $shorthand;
+ }
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks if a list does not contain any values.
+///
+/// @argument {list} $list
+/// The list to check against.
+///
+/// @return {boolean}
+///
+/// @access private
+
+@function _contains-falsy($list) {
+ @each $item in $list {
+ @if not $item {
+ @return true;
+ }
+ }
+
+ @return false;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks if a list contains a value(s).
+///
+/// @argument {list} $list
+/// The list to check against.
+///
+/// @argument {list} $values
+/// A single value or list of values to check for.
+///
+/// @return {boolean}
+///
+/// @access private
+
+@function _contains(
+ $list,
+ $values...
+) {
+ @each $value in $values {
+ @if type-of(index($list, $value)) != "number" {
+ @return false;
+ }
+ }
+
+ @return true;
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks for a valid CSS color.
+///
+/// @argument {string} $color
+///
+/// @return {boolean}
+///
+/// @access private
+
+@function _is-color($color) {
+ @return (type-of($color) == color) or ($color == "currentColor");
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks for a valid CSS length.
+///
+/// @argument {string} $value
+///
+/// @return {boolean}
+///
+/// @access private
+
+@function _is-length($value) {
+ @return type-of($value) != "null"
+ and (
+ str-slice($value + "", 1, 4) == "calc"
+ or str-slice($value + "", 1, 3) == "var"
+ or str-slice($value + "", 1, 3) == "env"
+ or index(auto inherit initial 0, $value)
+ or (type-of($value) == "number" and not(unitless($value)))
+ );
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks for a valid number.
+///
+/// @argument {number} $value
+///
+/// @require {function} _contains
+///
+/// @return {boolean}
+///
+/// @access private
+
+@function _is-number($value) {
+ @return _contains("0" "1" "2" "3" "4" "5" "6" "7" "8" "9" 0 1 2 3 4 5 6 7 8 9, $value);
+}
--- /dev/null
+@charset "UTF-8";
+
+/// Checks for a valid CSS size.
+///
+/// @argument {string} $value
+///
+/// @return {boolean}
+///
+/// @require {function} _contains
+///
+/// @require {function} _is-length
+///
+/// @access private
+
+@function _is-size($value) {
+ @return _is-length($value)
+ or _contains("fill" "fit-content" "min-content" "max-content", $value);
+}
+@import "bourbon/bourbon";
+
body {
background-color: #dadada;;
header#masthead,
