/* css3浏览器兼容伪类 */
@mixin css3($property,$value) {
  -webkit-#{$property}: $value;
  -khtml-#{$property}: $value;
  -moz-#{$property}: $value;
  -ms-#{$property}: $value;
  -o-#{$property}: $value;
  #{$property}: $value;
}
@mixin css3-flex(){
  display: -webkit-box;      /* OLD - iOS 6-, Safari 3.1-6 */
  display: -moz-box;         /* OLD - Firefox 19- (buggy but mostly works) */
  display: -ms-flexbox;      /* TWEENER - IE 10 */
  display: -webkit-flex;     /* NEW - Chrome */
  display: flex;             /* NEW, Spec - Opera 12.1, Firefox 20+ */
}
/* Flex - flex布局 */
@mixin flex-w{
  @include css3-flex;
  @include css3(flex-wrap,wrap);
}
@mixin flex-a{
  @include css3-flex;
  @include css3(justify-content,space-around);
  @include css3(align-items,center);
}
@mixin flex-b{
  @include css3-flex;
  @include css3(justify-content,space-between);
  @include css3(align-items,center);
}
@mixin flex-b-start{
  @include css3-flex;
  @include css3(justify-content,space-between);
  @include css3(align-items,flex-start);
}
@mixin flex-b-end{
  @include css3-flex;
  @include css3(justify-content,space-between);
  @include css3(align-items,flex-end);
}
@mixin flex-y{
  @include css3-flex;
  @include css3(align-items,center);
}
@mixin flex-y-start{
  @include css3-flex;
  @include css3(justify-content,center);
  @include css3(align-items,flex-start);
}
@mixin flex-y-end{
  @include css3-flex;
  @include css3(align-items,flex-end);
}
@mixin flex-x{
  @include css3-flex;
  @include css3(justify-content,center);
}
@mixin flex-x-start{
  @include css3-flex;
  @include css3(justify-content,flex-start);
  @include css3(align-items,center);
}
@mixin flex-x-end{
  @include css3-flex;
  @include css3(justify-content,flex-end);
}
@mixin flex-c{
  @include css3-flex;
  @include css3(justify-content,center);
  @include css3(align-items,center);
}
@mixin flex-column-up-down{
  @include css3-flex;
  @include css3(flex-direction,column);
  @include css3(justify-content,space-between);
}
@mixin flex-1($num:1){
  -webkit-box-flex: $num;
  -ms-flex: $num;
  -webkit-flex: $num;
  flex:$num;
}
// 文本截断
@mixin clamp($line:1) {
  display: -webkit-box;
  -webkit-line-clamp: $line;
  overflow: hidden;
  word-break: break-all;
  text-overflow:ellipsis;
  -webkit-box-orient: vertical;
}
//清除浮动
@mixin clearfix() {
  zoom: 1;
  &:before,
  &:after {
    content: "";
    display: table;
  }
  &:after {
    clear: both;
    visibility: hidden;
    font-size: 0;
    height: 0;
  }
}

/* Border - 边框 */
@mixin b($px:1px,$c:var(--border-color)){
  border:$px solid $c;
} // 默认实线边框
@mixin b--($px:1px,$c:var(--border-color)){
  border:$px dashed $c;
} // 默认虚线边框
@mixin bt($px:1px,$c:var(--border-color)){
  border-top:$px solid $c;
} // 顶部实线
@mixin bl($px:1px,$c:var(--border-color)){
  border-left:$px solid $c;
} // 左侧实线
@mixin br($px:1px,$c:var(--border-color)){
  border-right:$px solid $c;
} // 右侧实线
@mixin bb($px:1px,$c:var(--border-color)){
  border-bottom:$px solid $c;
} // 底部实线
@mixin bt--($px:1px,$c:var(--border-color)){
  border-top:$px dashed $c;
} // 顶部虚线
@mixin bl--($px:1px,$c:var(--border-color)){
  border-left:$px dashed $c;
} // 左侧虚线
@mixin br--($px:1px,$c:var(--border-color)){
  border-right:$px dashed $c;
} // 右侧虚线
@mixin bb--($px:1px,$c:var(--border-color)){
  border-bottom:$px dashed $c;
} // 底部虚线
@mixin border(){
 @include b();
&--{@include b--();}
&b{@include bb();&--{@include bb--();}}
&t{@include bt();&--{@include bt--();}}
&l{@include bl();&--{@include bl--();}}
&r{@include br();&--{@include br--();}}
}

/* 字体 */
@mixin font($size:14px,$color:var(--font-color),$weight:400,$line:1.5){
  font-size:$size;
  color:$color;
  font-weight:$weight;
  line-height:$line;
}

@mixin font-title($size:14px, $weight:500){
  @include font($size,var(--input-text),$weight,1.5);
}
@mixin font-desc($size:12px){
  @include font($size,var(--descrip-text),300,1.5);
}
/* 字体变形 */
@mixin fontHeight($value:matrix(1, 0, 0, 1.2, 0, 0)){
  @include css3(transform,$value);
}

/* 背景 */
@mixin bg($background:var(--bg-color)){
  @include css3(background,$background);
}// 设置背景颜色 默认白色
@mixin bg-s($param:cover){
  background-size:$param;
}// 设置背景大小
@mixin bg-p($x:50%,$y:50%){
  background-position:$x $y;
}// 设置背景位置
@mixin bg-a($a:1){
  background:linear-gradient(to top,rgba(250,250,250,$a),rgba(250,250,250,0));
} // 背景从下往上透明
@mixin bg-a-b($a:1){
  background:linear-gradient(to top,rgba(0,0,0,$a),rgba(0,0,0,0));
} // 背景从下往上透明(黑色)

@mixin arrow-r($size:10px,$weight:2px,$color:var(--descrip-text)){
  width:$size;
  height:$size;
  @include br($weight,$color);
  @include bb($weight,$color);
  transform: rotate(-45deg);
} // 右箭头
@mixin arrow-l($size:10px,$weight:2px,$color:var(--descrip-text)){
  width:$size;
  height:$size;
  @include br($weight,$color);
  @include bb($weight,$color);
  transform: rotate(135deg);
  border-radius:4px;
} // 左箭头
@mixin arrow-t($size:10px,$weight:1px,$color:var(--descrip-text)){
  width:$size;
  height:$size;
  @include br($weight,$color);
  @include bb($weight,$color);
  transform: rotate(-135deg);
} // 上箭头
@mixin arrow-b($size:10px,$weight:1px,$color:var(--descrip-text)){
  width:$size;
  height:$size;
  @include br($weight,$color);
  @include bb($weight,$color);
  transform: rotate(45deg);
} // 下箭头
@mixin triangle($size:6px,$color:var(--descrip-text)){
  display:block;
  width:0;
  height:0;
  border-width:$size $size 0;
  border-style:solid;
  border-color:$color transparent transparent ;/*透明 透明  黄*/
}

/* Size - 尺寸 */
@mixin radius($num:8px){
  border-radius:$num
}
@mixin size($width:40px,$height:40px){
  width:$width;
  height:$height;
}
@mixin size_s($size:40px){
  @include size($size,$size);
}
@mixin size_r($size:40px,$r:100%){
  @include size_s($size);
  @include radius($r);
}
/* margin递归 */
@mixin margin-loop($n:60,$i:5) {
  @while($i <= $n){
    &#{$i}{margin: ($i+0px);}
    &t#{$i}{margin-top: ($i+0px);}
    &b#{$i}{margin-bottom: ($i+0px);}
    &l#{$i}{margin-left: ($i+0px);}
    &r#{$i}{margin-right: ($i+0px);}
    &v#{$i}{margin: ($i+0px) 0;}
    &h#{$i}{margin: 0 ($i+0px);}
    &va#{$i}{margin: ($i+0px) auto;}
    &ha#{$i}{margin: auto ($i+0px);}
    $i:$i + 5;
  }
}
/* padding递归 */
@mixin padding-loop($n:60,$i:5) {
  @while($i <= $n){
    &#{$i}{padding: ($i+0px);}
    &t#{$i}{padding-top: ($i+0px);}
    &b#{$i}{padding-bottom: ($i+0px);}
    &l#{$i}{padding-left: ($i+0px);}
    &r#{$i}{padding-right: ($i+0px);}
    &v#{$i}{padding: ($i+0px) 0;}
    &h#{$i}{padding: 0 ($i+0px);}
    &va#{$i}{padding: ($i+0px) auto;}
    &ha#{$i}{padding: auto ($i+0px);}
    $i:$i + 5;
  }
}

/* Transition - 过渡 */
@mixin transition3($property:all,$function:ease-in-out){
  @include css3(transition,$property .3s $function);
} // 默认 0.3秒过渡动画
@mixin transition5($property:all,$function:cubic-bezier(.55,0,.1,1)){
  @include css3(transition,$property .5s $function);
} // 默认 0.5秒过渡动画
@mixin transition8($property:all,$function:cubic-bezier(.55,0,.1,1)){
  @include css3(transition,$property .8s $function);
} // 默认 0.8秒过渡动画
@mixin transition10($property:all,$function:ease-in-out){
  @include css3(transition,$property 1s $function);
} // 默认 1秒过渡动画
@mixin transition20($property:all,$function:ease-in-out){
  @include css3(transition,$property 2s $function);
} // 默认 2秒过渡动画

/* CssFilter - css滤镜 */
@mixin blur($params:5px){
  @include css3(filter,blur($params));
}
@mixin contrast($params:100%){
  @include css3(filter,contrast($params));
}
@mixin brightness($params:100%){
  @include css3(filter,brightness($params));
}
@mixin grayscale($params:100%){
  @include css3(filter,grayscale($params));
}
@mixin bg-blur($saturate:180%,$blur:40px){
  @include css3(backdrop-filter,saturate($saturate) blur($blur));
}

@mixin hairline_bottom($color:var(--border-color-solid)){
  &:after{
    bottom: 0px;
    left: 0px;
    right: 0px;
    top: auto;
    width: 100%;
    height: 2rpx;
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    content: '';
    position: absolute;
    z-index: 2;
    background-color: $color;
    -webkit-transform: scaleY(0.5) translateY(100%);
    transform: scaleY(0.5) translateY(100%);
  }
}
@mixin remove_hairline_bottom(){
  &:after{
    display: none;
  }
}
@mixin hairline_right($color:var(--border-color-solid)){
  &:before{
    bottom: 0;
    left: auto;
    right: 0px;
    top: 0;
    width: 2rpx;
    height: 100%;
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    content: '';
    position: absolute;
    z-index: 2;
    background-color: $color;
    -webkit-transform: scaleX(0.5) translateX(100%);
    transform: scaleX(0.5) translateX(100%);
  }
}
@mixin remove_hairline_right(){
  &:before {
    display: none;
  }
}
@mixin hairline_top($color:var(--border-color-solid)){
  &:after{
    bottom: auto;
    left: 0px;
    right: 0px;
    top: 0px;
    width: 100%;
    height: 2rpx;
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
    content: '';
    position: absolute;
    z-index: 2;
    background-color: $color;
    -webkit-transform: scaleY(0.5) translateY(-100%);
    transform: scaleY(0.5) translateY(-100%);
  }
}
@mixin remove_hairline_top(){
  &:after{
    display: none;
  }
}

@mixin overflow_hidden(){
  -wekit-backface-visibility: hidden;
  -webkit-transform: translate3d(0, 0, 0);
  overflow: hidden;
}