@charset “UTF-8”;

// _ _ _ _ _ // (_) | | | | | (_) // _ _ __ _| |_ _ __| | _ _ __ _ _ __| |_ __ _ // | | '_ \ / __| | | | |/ _` |/ _ \ | '_ ` _ \ / _ / _` | |/ _` | // | | | | | (__| | |_| | (_| | __/ | | | | | | __/ (_| | | (_| | // |_|_| |_|__||__,_|__,_|___| |_| |_| |_|__|_,_|_|__,_| // // Simple, elegant and maintainable media queries in Sass // v1.4.9 // // include-media.com // // Authors: Eduardo Boucas (@eduardoboucas) // Hugo Giraudel (@hugogiraudel) // // This project is licensed under the terms of the MIT license

//// /// include-media library public configuration /// @author Eduardo Boucas /// @access public ////

/// /// Creates a list of global breakpoints /// /// @example scss - Creates a single breakpoint with the label `phone` /// $breakpoints: ('phone': 320px); /// $breakpoints: (

'phone': 320px,
'tablet': 768px,
'desktop': 1024px

) !default;

/// /// Creates a list of static expressions or media types /// /// @example scss - Creates a single media type (screen) /// $media-expressions: ('screen': 'screen'); /// /// @example scss - Creates a static expression with logical disjunction (OR operator) /// $media-expressions: ( /// 'retina2x': '(-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi)' /// ); /// $media-expressions: (

'screen': 'screen',
'print': 'print',
'handheld': 'handheld',
'landscape': '(orientation: landscape)',
'portrait': '(orientation: portrait)',
'retina2x': '(-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi), (min-resolution: 2dppx)',
'retina3x': '(-webkit-min-device-pixel-ratio: 3), (min-resolution: 350dpi), (min-resolution: 3dppx)'

) !default;

/// /// Defines a number to be added or subtracted from each unit when declaring breakpoints with exclusive intervals /// /// @example scss - Interval for pixels is defined as `1` by default /// @include media('>128px') {} /// /// /* Generates: */ /// @media (min-width: 129px) {} /// /// @example scss - Interval for ems is defined as `0.01` by default /// @include media('>20em') {} /// /// /* Generates: */ /// @media (min-width: 20.01em) {} /// /// @example scss - Interval for rems is defined as `0.1` by default, to be used with `font-size: 62.5%;` /// @include media('>2.0rem') {} /// /// /* Generates: */ /// @media (min-width: 2.1rem) {} /// $unit-intervals: (

'px': 1,
'em': 0.01,
'rem': 0.1,
'': 0

) !default;

/// /// Defines whether support for media queries is available, useful for creating separate stylesheets /// for browsers that don't support media queries. /// /// @example scss - Disables support for media queries /// $im-media-support: false; /// @include media('>=tablet') { /// .foo { /// color: tomato; /// } /// } /// /// /* Generates: */ /// .foo { /// color: tomato; /// } /// $im-media-support: true !default;

/// /// Selects which breakpoint to emulate when support for media queries is disabled. Media queries that start at or /// intercept the breakpoint will be displayed, any others will be ignored. /// /// @example scss - This media query will show because it intercepts the static breakpoint /// $im-media-support: false; /// $im-no-media-breakpoint: 'desktop'; /// @include media('>=tablet') { /// .foo { /// color: tomato; /// } /// } /// /// /* Generates: */ /// .foo { /// color: tomato; /// } /// /// @example scss - This media query will NOT show because it does not intercept the desktop breakpoint /// $im-media-support: false; /// $im-no-media-breakpoint: 'tablet'; /// @include media('>=desktop') { /// .foo { /// color: tomato; /// } /// } /// /// /* No output */ /// $im-no-media-breakpoint: 'desktop' !default;

/// /// Selects which media expressions are allowed in an expression for it to be used when media queries /// are not supported. /// /// @example scss - This media query will show because it intercepts the static breakpoint and contains only accepted media expressions /// $im-media-support: false; /// $im-no-media-breakpoint: 'desktop'; /// $im-no-media-expressions: ('screen'); /// @include media('>=tablet', 'screen') { /// .foo { /// color: tomato; /// } /// } /// /// /* Generates: */ /// .foo { /// color: tomato; /// } /// /// @example scss - This media query will NOT show because it intercepts the static breakpoint but contains a media expression that is not accepted /// $im-media-support: false; /// $im-no-media-breakpoint: 'desktop'; /// $im-no-media-expressions: ('screen'); /// @include media('>=tablet', 'retina2x') { /// .foo { /// color: tomato; /// } /// } /// /// /* No output */ /// $im-no-media-expressions: ('screen', 'portrait', 'landscape') !default;

//// /// Cross-engine logging engine /// @author Hugo Giraudel /// @access private ////

/// /// Log a message either with `@error` if supported /// else with `@warn`, using `feature-exists('at-error')` /// to detect support. /// /// @param {String} $message - Message to log /// @function im-log($message) {

@if feature-exists('at-error') {
  @error $message;
} @else {
  @warn $message;
  $_: noop();
}
@return $message;

}

/// /// Wrapper mixin for the log function so it can be used with a more friendly /// API than `@if im-log('..') {}` or `$_: im-log('..')`. Basically, use the function /// within functions because it is not possible to include a mixin in a function /// and use the mixin everywhere else because it's much more elegant. /// /// @param {String} $message - Message to log /// @mixin log($message) {

@if im-log($message) {}

}

/// /// Function with no `@return` called next to `@warn` in Sass 3.3 /// to trigger a compiling error and stop the process. /// @function noop() {}

/// /// Determines whether a list of conditions is intercepted by the static breakpoint. /// /// @param {Arglist} $conditions - Media query conditions /// /// @return {Boolean} - Returns true if the conditions are intercepted by the static breakpoint /// @function im-intercepts-static-breakpoint($conditions…) {

$no-media-breakpoint-value: map-get($breakpoints, $im-no-media-breakpoint);
@if not $no-media-breakpoint-value {
  @if im-log('`#{$im-no-media-breakpoint}` is not a valid breakpoint.') {}
}
@each $condition in $conditions {
  @if not map-has-key($media-expressions, $condition) {
    $operator: get-expression-operator($condition);
    $prefix: get-expression-prefix($operator);
    $value: get-expression-value($condition, $operator);
    @if ($prefix == 'max' and $value <= $no-media-breakpoint-value) or
        ($prefix == 'min' and $value > $no-media-breakpoint-value) {
      @return false;
    }
  } @else if not index($im-no-media-expressions, $condition) {
    @return false;
  }
}
@return true;

}

//// /// Parsing engine /// @author Hugo Giraudel /// @access private ////

/// /// Get operator of an expression /// /// @param {String} $expression - Expression to extract operator from /// /// @return {String} - Any of `>=`, `>`, `<=`, `<`, `≥`, `≤` /// @function get-expression-operator($expression) {

@each $operator in ('>=', '>', '<=', '<', '≥', '≤') {
  @if str-index($expression, $operator) {
    @return $operator;
  }
}
// It is not possible to include a mixin inside a function, so we have to
// rely on the `im-log(..)` function rather than the `log(..)` mixin. Because
// functions cannot be called anywhere in Sass, we need to hack the call in
// a dummy variable, such as `$_`. If anybody ever raise a scoping issue with
// Sass 3.3, change this line in `@if im-log(..) {}` instead.
$_: im-log('No operator found in `#{$expression}`.');

}

/// /// Get dimension of an expression, based on a found operator /// /// @param {String} $expression - Expression to extract dimension from /// @param {String} $operator - Operator from `$expression` /// /// @return {String} - `width` or `height` (or potentially anything else) /// @function get-expression-dimension($expression, $operator) {

$operator-index: str-index($expression, $operator);
$parsed-dimension: str-slice($expression, 0, $operator-index - 1);
$dimension: 'width';
@if str-length($parsed-dimension) > 0 {
  $dimension: $parsed-dimension;
}
@return $dimension;

}

/// /// Get dimension prefix based on an operator /// /// @param {String} $operator - Operator /// /// @return {String} - `min` or `max` /// @function get-expression-prefix($operator) {

@return if(index(('<', '<=', '≤'), $operator), 'max', 'min');

}

/// /// Get value of an expression, based on a found operator /// /// @param {String} $expression - Expression to extract value from /// @param {String} $operator - Operator from `$expression` /// /// @return {Number} - A numeric value /// @function get-expression-value($expression, $operator) {

$operator-index: str-index($expression, $operator);
$value: str-slice($expression, $operator-index + str-length($operator));
@if map-has-key($breakpoints, $value) {
  $value: map-get($breakpoints, $value);
} @else {
  $value: to-number($value);
}
$interval: map-get($unit-intervals, unit($value));
@if not $interval {
  // It is not possible to include a mixin inside a function, so we have to
  // rely on the `im-log(..)` function rather than the `log(..)` mixin. Because
  // functions cannot be called anywhere in Sass, we need to hack the call in
  // a dummy variable, such as `$_`. If anybody ever raise a scoping issue with
  // Sass 3.3, change this line in `@if im-log(..) {}` instead.
  $_: im-log('Unknown unit `#{unit($value)}`.');
}
@if $operator == '>' {
  $value: $value + $interval;
} @else if $operator == '<' {
  $value: $value - $interval;
}
@return $value;

}

/// /// Parse an expression to return a valid media-query expression /// /// @param {String} $expression - Expression to parse /// /// @return {String} - Valid media query /// @function parse-expression($expression) {

// If it is part of $media-expressions, it has no operator
// then there is no need to go any further, just return the value
@if map-has-key($media-expressions, $expression) {
  @return map-get($media-expressions, $expression);
}
$operator: get-expression-operator($expression);
$dimension: get-expression-dimension($expression, $operator);
$prefix: get-expression-prefix($operator);
$value: get-expression-value($expression, $operator);
@return '(#{$prefix}-#{$dimension}: #{$value})';

}

/// /// Slice `$list` between `$start` and `$end` indexes /// /// @access private /// /// @param {List} $list - List to slice /// @param {Number} $start [1] - Start index /// @param {Number} $end [length($list)] - End index /// /// @return {List} Sliced list /// @function slice($list, $start: 1, $end: length($list)) {

@if length($list) < 1 or $start > $end {
  @return ();
}
$result: ();
@for $i from $start through $end {
  $result: append($result, nth($list, $i));
}
@return $result;

}

//// /// String to number converter /// @author Hugo Giraudel /// @access private ////

/// /// Casts a string into a number /// /// @param {String | Number} $value - Value to be parsed /// /// @return {Number} /// @function to-number($value) {

@if type-of($value) == 'number' {
  @return $value;
} @else if type-of($value) != 'string' {
  $_: im-log('Value for `to-number` should be a number or a string.');
}
$first-character: str-slice($value, 1, 1);
$result: 0;
$digits: 0;
$minus: ($first-character == '-');
$numbers: ('0': 0, '1': 1, '2': 2, '3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9);
// Remove +/- sign if present at first character
@if ($first-character == '+' or $first-character == '-') {
  $value: str-slice($value, 2);
}
@for $i from 1 through str-length($value) {
  $character: str-slice($value, $i, $i);
  @if not (index(map-keys($numbers), $character) or $character == '.') {
    @return to-length(if($minus, -$result, $result), str-slice($value, $i))
  }
  @if $character == '.' {
    $digits: 1;
  } @else if $digits == 0 {
    $result: $result * 10 + map-get($numbers, $character);
  } @else {
    $digits: $digits * 10;
    $result: $result + map-get($numbers, $character) / $digits;
  }
}
@return if($minus, -$result, $result);

}

/// /// Add `$unit` to `$value` /// /// @param {Number} $value - Value to add unit to /// @param {String} $unit - String representation of the unit /// /// @return {Number} - `$value` expressed in `$unit` /// @function to-length($value, $unit) {

$units: ('px': 1px, 'cm': 1cm, 'mm': 1mm, '%': 1%, 'ch': 1ch, 'pc': 1pc, 'in': 1in, 'em': 1em, 'rem': 1rem, 'pt': 1pt, 'ex': 1ex, 'vw': 1vw, 'vh': 1vh, 'vmin': 1vmin, 'vmax': 1vmax);
@if not index(map-keys($units), $unit) {
  $_: im-log('Invalid unit `#{$unit}`.');
}
@return $value * map-get($units, $unit);

}

/// /// This mixin aims at redefining the configuration just for the scope of /// the call. It is helpful when having a component needing an extended /// configuration such as custom breakpoints (referred to as tweakpoints) /// for instance. /// /// @author Hugo Giraudel /// /// @param {Map} $tweakpoints [()] - Map of tweakpoints to be merged with `$breakpoints` /// @param {Map} $tweak-media-expressions [()] - Map of tweaked media expressions to be merged with `$media-expression` /// /// @example scss - Extend the global breakpoints with a tweakpoint /// @include media-context(('custom': 678px)) { /// .foo { /// @include media('>phone', '<=custom') { /// // … /// } /// } /// } /// /// @example scss - Extend the global media expressions with a custom one /// @include media-context($tweak-media-expressions: ('all': 'all')) { /// .foo { /// @include media('all', '>phone') { /// // … /// } /// } /// } /// /// @example scss - Extend both configuration maps /// @include media-context(('custom': 678px), ('all': 'all')) { /// .foo { /// @include media('all', '>phone', '<=custom') { /// // … /// } /// } /// } /// @mixin media-context($tweakpoints: (), $tweak-media-expressions: ()) {

// Save global configuration
$global-breakpoints: $breakpoints;
$global-media-expressions: $media-expressions;
// Update global configuration
$breakpoints: map-merge($breakpoints, $tweakpoints) !global;
$media-expressions: map-merge($media-expressions, $tweak-media-expressions) !global;
@content;
// Restore global configuration
$breakpoints: $global-breakpoints !global;
$media-expressions: $global-media-expressions !global;

}

//// /// include-media public exposed API /// @author Eduardo Boucas /// @access public ////

/// /// Generates a media query based on a list of conditions /// /// @param {Arglist} $conditions - Media query conditions /// /// @example scss - With a single set breakpoint /// @include media('>phone') { } /// /// @example scss - With two set breakpoints /// @include media('>phone', '<=tablet') { } /// /// @example scss - With custom values /// @include media('>=358px', '<850px') { } /// /// @example scss - With set breakpoints with custom values /// @include media('>desktop', '<=1350px') { } /// /// @example scss - With a static expression /// @include media('retina2x') { } /// /// @example scss - Mixing everything /// @include media('>=350px', '<tablet', 'retina3x') { } /// @mixin media($conditions…) {

@if ($im-media-support and length($conditions) == 0) or
    (not $im-media-support and im-intercepts-static-breakpoint($conditions...)) {
  @content;
} @else if ($im-media-support and length($conditions) > 0) {
  @media #{unquote(parse-expression(nth($conditions, 1)))} {
    // Recursive call
    @include media(slice($conditions, 2)...) {
      @content;
    }
  }
}

}