/**
 * Buttons
 * --------------------------------------------------
 */

.button {
  position: relative;
  display: inline-block;
  margin: 0;

  padding: 1px $button-padding 0 $button-padding;
  min-width: ($button-padding * 3) + $button-font-size;
  min-height: $button-height;

  border-width: $button-border-width;
  border-style: solid;
  border-radius: $button-border-radius;

  // set the color defaults
  @include button-style($button-default-bg, $button-default-border, $button-default-active-bg, $button-default-active-border, $button-default-text);

  vertical-align: top;

  text-align: center;

  text-overflow: ellipsis;
  font-size: $button-font-size;
  line-height: $button-height - $button-border-width;

  cursor: pointer;

  .icon {
    display: inline-block;
    padding: 0 0 $button-border-width 0;
    vertical-align: inherit;
    font-size: $button-icon-size;
    line-height: $button-height - $button-border-width - 1;
  }

  &.block, &.button-full {
    margin-top: $button-block-margin;
    margin-bottom: $button-block-margin;
  }

  &.button-light {
    @include button-style($button-light-bg, $button-light-border, $button-light-active-bg, $button-light-active-border, $button-light-text);
    @include button-clear($button-light-bg);
    @include button-outline($button-light-bg);
  }

  &.button-stable {
    @include button-style($button-stable-bg, $button-stable-border, $button-stable-active-bg, $button-stable-active-border, $button-stable-text);
    @include button-clear($button-stable-bg);
    @include button-outline($button-stable-bg);
  }

  &.button-positive {
    @include button-style($button-positive-bg, $button-positive-border, $button-positive-active-bg, $button-positive-active-border, $button-positive-text);
    @include button-clear($button-positive-bg);
    @include button-outline($button-positive-bg);
  }

  &.button-calm {
    @include button-style($button-calm-bg, $button-calm-border, $button-calm-active-bg, $button-calm-active-border, $button-calm-text);
    @include button-clear($button-calm-bg);
    @include button-outline($button-calm-bg);
  }

  &.button-assertive {
    @include button-style($button-assertive-bg, $button-assertive-border, $button-assertive-active-bg, $button-assertive-active-border, $button-assertive-text);
    @include button-clear($button-assertive-bg);
    @include button-outline($button-assertive-bg);
  }

  &.button-balanced {
    @include button-style($button-balanced-bg, $button-balanced-border, $button-balanced-active-bg, $button-balanced-active-border, $button-balanced-text);
    @include button-clear($button-balanced-bg);
    @include button-outline($button-balanced-bg);
  }

  &.button-energized {
    @include button-style($button-energized-bg, $button-energized-border, $button-energized-active-bg, $button-energized-active-border, $button-energized-text);
    @include button-clear($button-energized-bg);
    @include button-outline($button-energized-bg);
  }

  &.button-royal {
    @include button-style($button-royal-bg, $button-royal-border, $button-royal-active-bg, $button-royal-active-border, $button-royal-text);
    @include button-clear($button-royal-bg);
    @include button-outline($button-royal-bg);
  }

  &.button-dark {
    @include button-style($button-dark-bg, $button-dark-border, $button-dark-active-bg, $button-dark-active-border, $button-dark-text);
    @include button-clear($button-dark-bg);
    @include button-outline($button-dark-bg);
  }
}

.button-small {
  padding: 0 $button-small-padding;
  min-width: $button-small-height;
  min-height: $button-small-height;
  font-size: $button-small-font-size;
  line-height: $button-small-height - $button-border-width;

  .icon {
    font-size: $button-small-icon-size;
    line-height: $button-small-height - $button-border-width - 1;
  }
}

.button-large {
  padding: 0 $button-large-padding;
  min-width: ($button-large-padding * 3) + $button-large-font-size;
  min-height: $button-large-height;
  font-size: $button-large-font-size;
  line-height: $button-large-height - $button-border-width;

  .icon {
    font-size: $button-large-icon-size;
    line-height: $button-large-height - ($button-border-width * 2) - 1;
    padding-bottom: ($button-border-width * 2);
  }
}

.button-icon {
  padding: 2px 4px;
  background: none;

  .icon {
    font-size: $button-large-icon-size;
  }
}

.button-clear {
  @include button-clear($button-default-bg);
  @include transition(opacity .1s);
  padding: 0 $button-clear-padding;
  max-height: $button-height;
  border: none;
  background: none;
  box-shadow: none;

  &:active, &.active {
    opacity: 0.3;
  }
}

.button-outline {
  @include button-outline($button-default-bg);
  @include transition(opacity .1s);
  background: none;
  box-shadow: none;
}

.button-icon {
  border: none;
  background: none;

  &:active, &.active {
    background: none;
    box-shadow: none;
    text-shadow: 0px 0px 10px #fff;
  }
}

.padding > .button.block:first-child {
  margin-top: 0;
}

.button-full,
.button-full > .button {
  display: block;
  margin-right: 0;
  margin-left: 0;
  border-right-width: 0;
  border-left-width: 0;
  border-radius: 0;
}

button.block,
button.button-full,
.button-full > button.button  {
  width: 100%;
}

a.button {
  text-decoration: none;
}