// Button Mixins
// --------------------------------------------------

@mixin button-style($bg-color, $border-color, $active-bg-color, $active-border-color, $color) {
  color: $color;
  background-color: $bg-color;
  border-color: $border-color;

  // Give desktop users something to play with
  &:hover {
    color: $color;
    text-decoration: none;
  }
  &.active, &:active {
    background-color: $active-bg-color;
    box-shadow: inset 0px 1px 3px rgba(0,0,0,0.15);
    border-color: $active-border-color;
  }
}

@mixin button-clear($color, $font-size:"") {
  &.button-clear {
    color: $color;
    background: none;
    box-shadow: none;

    @if $font-size != "" {
      font-size: $font-size;
    }
  }
}

@mixin button-outline($color, $text-color:"") {
  &.button-outline {
    background: transparent;
    border-color: $color;
    @if $text-color == "" {
      $text-color: $color;
    } 
    color: $text-color;
    &.active, &:active {
      background-color: $color;
      color: #fff;
      box-shadow: none;
    }
  }
}


// Bar Mixins
// --------------------------------------------------

@mixin bar-style($bg-color, $border-color, $color) {
  background-color: $bg-color;
  border-color: $border-color;
  background-image: linear-gradient(0deg, $border-color, $border-color 50%, transparent 50%);

  color: $color;

  .title {
    color: $color;
  }
}


// Tab Mixins
// --------------------------------------------------

@mixin tab-style($bg-color, $border-color, $color) {
  background-color: $bg-color;
  background-image: linear-gradient(0deg, $border-color, $border-color 50%, transparent 50%);
  border-color: $border-color;
  color: $color;
}


// Item Mixins
// --------------------------------------------------

@mixin item-style($bg-color, $border-color, $color, $active-bg-color, $active-border-color) {
  color: $color;
  background-color: $bg-color;
  border-color: $border-color;

  &.active, 
  &:active {
    background-color: activeBgColor;
    border-color: $active-border-color;
  }
}


// Badge Mixins
// --------------------------------------------------

@mixin badge-style($bg-color, $color) {
  background-color: $bg-color;
  color: $color;
}


// Utility Mixins
// --------------------------------------------------

// Clearfix
// --------
// For clearing floats like a boss h5bp.com/q
@mixin clearfix {
  *zoom: 1;
  &:before,
  &:after {
    display: table;
    content: "";
    // Fixes Opera/contenteditable bug:
    // http://nicolasgallagher.com/micro-clearfix-hack/#comment-36952
    line-height: 0;
  }
  &:after {
    clear: both;
  }
}
// Center-align a block level element
// ----------------------------------
@mixin center-block() {
  display: block;
  margin-left: auto;
  margin-right: auto;
}


// Sizing shortcuts
// -------------------------
@mixin size($height, $width) {
  width: $width;
  height: $height;
}
@mixin square($size) {
  @include size($size, $size);
}

// Placeholder text
// -------------------------
@mixin placeholder($color: $input-color-placeholder) {
  &:-moz-placeholder {
    color: $color;
  }
  &:-ms-input-placeholder {
    color: $color;
  }
  &::-webkit-input-placeholder {
    color: $color;
  }
}

// Text overflow
// -------------------------
// Requires inline-block or block for proper styling
@mixin text-overflow() {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


// FONTS
// --------------------------------------------------

@mixin font-family-serif() {
  font-family: $serif-font-family;
}
@mixin font-family-sans-serif() {
  font-family: $sans-font-family;
}
@mixin font-family-monospace() {
  font-family: $mono-font-family;
}
@mixin font-shorthand($size: $base-font-size, $weight: normal, $line-height: $base-line-height) {
  font-size: $size;
  font-weight: $weight;
  line-height: $line-height;
}
@mixin font-serif($size: $base-font-size, $weight: normal, $line-height: $base-line-height) {
  @include font-family-serif();
  @include font-shorthand($size, $weight, $line-height);
}
@mixin font-sans-serif($size: $base-font-size, $weight: normal, $line-height: $base-line-height) {
  @include font-family-sans-serif();
  @include font-shorthand($size, $weight, $line-height);
}
@mixin font-monospace($size: $base-font-size, $weight: normal, $line-height: $base-line-height) {
  @include font-family-monospace();
  @include font-shorthand($size, $weight, $line-height);
}





// CSS3 PROPERTIES
// --------------------------------------------------

// Appearance
@mixin appearance($val) {
  -webkit-appearance: $val;
  -moz-appearance: $val;
  appearance: $val;
}

// Border Radius
@mixin border-radius($radius) {
  -webkit-border-radius: $radius;
     -moz-border-radius: $radius;
          border-radius: $radius;
}

// Single Corner Border Radius
@mixin border-top-left-radius($radius) {
  -webkit-border-top-left-radius: $radius;
      -moz-border-radius-topleft: $radius;
          border-top-left-radius: $radius;
}
@mixin border-top-right-radius($radius) {
  -webkit-border-top-right-radius: $radius;
      -moz-border-radius-topright: $radius;
          border-top-right-radius: $radius;
}
@mixin border-bottom-right-radius($radius) {
  -webkit-border-bottom-right-radius: $radius;
      -moz-border-radius-bottomright: $radius;
          border-bottom-right-radius: $radius;
}
@mixin border-bottom-left-radius($radius) {
  -webkit-border-bottom-left-radius: $radius;
      -moz-border-radius-bottomleft: $radius;
          border-bottom-left-radius: $radius;
}

// Single Side Border Radius
@mixin border-top-radius($radius) {
  @include border-top-right-radius($radius);
  @include border-top-left-radius($radius);
}
@mixin border-right-radius($radius) {
  @include border-top-right-radius($radius);
  @include border-bottom-right-radius($radius);
}
@mixin border-bottom-radius($radius) {
  @include border-bottom-right-radius($radius);
  @include border-bottom-left-radius($radius);
}
@mixin border-left-radius($radius) {
  @include border-top-left-radius($radius);
  @include border-bottom-left-radius($radius);
}

// Drop shadows
@mixin box-shadow($shadow...) {
  -webkit-box-shadow: $shadow;
     -moz-box-shadow: $shadow;
          box-shadow: $shadow;
}

// Transitions
@mixin transition($transition...) {
  -webkit-transition: $transition;
          transition: $transition;
}
@mixin transition-delay($transition-delay) {
  -webkit-transition-delay: $transition-delay;
          transition-delay: $transition-delay;
}
@mixin transition-duration($transition-duration) {
  -webkit-transition-duration: $transition-duration;
          transition-duration: $transition-duration;
}

// Transformations
@mixin rotate($degrees) {
  -webkit-transform: rotate($degrees);
          transform: rotate($degrees);
}
@mixin scale($ratio) {
  -webkit-transform: scale($ratio);
          transform: scale($ratio);
}
@mixin translate($x, $y) {
  -webkit-transform: translate($x, $y);
          transform: translate($x, $y);
}
@mixin skew($x, $y) {
  -webkit-transform: skew($x, $y);
          transform: skew($x, $y);
  -webkit-backface-visibility: hidden; // See https://github.com/twitter/bootstrap/issues/5319
}
@mixin translate3d($x, $y, $z) {
  -webkit-transform: translate3d($x, $y, $z);
          transform: translate3d($x, $y, $z);
}

// Backface visibility
// Prevent browsers from flickering when using CSS 3D transforms.
// Default value is `visible`, but can be changed to `hidden
// See git pull https://github.com/dannykeane/bootstrap.git backface-visibility for examples
@mixin backface-visibility($visibility){
  -webkit-backface-visibility: $visibility;
          backface-visibility: $visibility;
}

// Background clipping
@mixin background-clip($clip) {
  -webkit-background-clip: $clip;
     -moz-background-clip: $clip;
          background-clip: $clip;
}

// Background sizing
@mixin background-size($size) {
  -webkit-background-size: $size;
     -moz-background-size: $size;
       -o-background-size: $size;
          background-size: $size;
}


// Box sizing
@mixin box-sizing($boxmodel) {
  -webkit-box-sizing: $boxmodel;
     -moz-box-sizing: $boxmodel;
          box-sizing: $boxmodel;
}

// User select
// For selecting text on the page
@mixin user-select($select) {
  -webkit-user-select: $select;
     -moz-user-select: $select;
      -ms-user-select: $select;
       -o-user-select: $select;
          user-select: $select;
}

// CSS3 Content Columns
@mixin content-columns($columnCount, $columnGap: $grid-gutter-width) {
  -webkit-column-count: $columnCount;
     -moz-column-count: $columnCount;
          column-count: $columnCount;
  -webkit-column-gap: $columnGap;
     -moz-column-gap: $columnGap;
          column-gap: $columnGap;
}

// Optional hyphenation
@mixin hyphens($mode: auto) {
  word-wrap: break-word;
  -webkit-hyphens: $mode;
     -moz-hyphens: $mode;
      -ms-hyphens: $mode;
       -o-hyphens: $mode;
          hyphens: $mode;
}


// Flexbox Mixins
// --------------------------------------------------
// http://philipwalton.github.io/solved-by-flexbox/
// https://github.com/philipwalton/solved-by-flexbox

@mixin display-flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flexbox;
  display: flex;
}

@mixin dislay-inline-flex {
  display: -webkit-inline-box;
  display: -webkit-inline-flex;
  display: -moz-inline-flex;
  display: -ms-inline-flexbox;
  display: inline-flex;
}

@mixin flex-direction($value: row) {
  @if $value == row-reverse {
          -webkit-box-direction: reverse;
          -webkit-box-orient: horizontal;
  } @else if $value == column {
          -webkit-box-direction: normal;
          -webkit-box-orient: vertical;
  } @else if $value == column-reverse {
          -webkit-box-direction: reverse;
          -webkit-box-orient: vertical;
  } @else {
          -webkit-box-direction: normal;
          -webkit-box-orient: horizontal;
  }
  -webkit-flex-direction: $value;
  -moz-flex-direction: $value;
  -ms-flex-direction: $value;
  flex-direction: $value;
}

@mixin flex-wrap($value: nowrap) {
  // No Webkit Box fallback.
  -webkit-flex-wrap: $value;
  -moz-flex-wrap: $value;
  @if $value == nowrap {
          -ms-flex-wrap: none;
  } @else { 
          -ms-flex-wrap: $value; 
  }
  flex-wrap: $value;
}

@mixin flex($fg: 1, $fs: null, $fb: null) {
  -webkit-box-flex: $fg;
  -webkit-flex: $fg $fs $fb;
  -moz-box-flex: $fg;
  -moz-flex: $fg $fs $fb;
  -ms-flex: $fg $fs $fb;
  flex: $fg $fs $fb;
}

@mixin flex-flow($values: (row nowrap)) {
  // No Webkit Box fallback.
  -webkit-flex-flow: $values;
  -moz-flex-flow: $values;
  -ms-flex-flow: $values;
  flex-flow: $values;
}

@mixin align-items($value: stretch) {
  @if $value == flex-start {
    -webkit-box-align: start;
    -ms-flex-align: start;
  } @else if $value == flex-end {
    -webkit-box-align: end;
    -ms-flex-align: end;
  } @else {
    -webkit-box-align: $value;
    -ms-flex-align: $value;
  }
  -webkit-align-items: $value;
  -moz-align-items: $value;
  align-items: $value;
}

@mixin align-self($value: auto) {
  -webkit-align-self: $value;
  -moz-align-self: $value;
  @if $value == flex-start {
    -ms-flex-item-align: start;
  } @else if $value == flex-end {
    -ms-flex-item-align: end;
  } @else {
    -ms-flex-item-align: $value;
  }
  align-self: $value;
}

@mixin align-content($value: stretch) {
  -webkit-align-content: $value;
  -moz-align-content: $value;
  @if $value == flex-start {
    -ms-flex-line-pack: start;
  } @else if $value == flex-end {
    -ms-flex-line-pack: end;
  } @else {
    -ms-flex-line-pack: $value;
  }
  align-content: $value;
}

@mixin justify-content($value: stretch) {
  @if $value == flex-start {
    -webkit-box-pack: start;
    -ms-flex-pack: start;
  } @else if $value == flex-end {
    -webkit-box-pack: end;
    -ms-flex-pack: end;
  } @else if $value == space-between {
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
  } @else {
    -webkit-box-pack: $value;
    -ms-flex-pack: $value;
  }
  -webkit-justify-content: $value;
  -moz-justify-content: $value;
  justify-content: $value;
}