components/Alert/style/index.less
@import './token.less';

@alert-prefix-cls: ~'@{prefix}-alert';

.@{alert-prefix-cls} {
  box-sizing: border-box;
  border-radius: @alert-border-radius;
  padding: (@alert-padding-vertical - @alert-border-width)
    (@alert-padding-horizontal - @alert-border-width);
  font-size: @alert-font-size-text-content;
  overflow: hidden;
  display: flex;
  width: 100%;
  text-align: left;
  align-items: center;
  line-height: @alert-line-height;

  &-with-title {
    padding: (@alert-padding-vertical_with_title - @alert-border-width)
      (@alert-padding-horizontal_with_title - @alert-border-width);
  }

  &-with-title {
    align-items: flex-start;
  }

  &-info {
    border: @alert-border-width solid @alert-info-color-border;
    background-color: @alert-info-color-bg;
  }

  &-success {
    border: @alert-border-width solid @alert-success-color-border;
    background-color: @alert-success-color-bg;
  }

  &-warning {
    border: @alert-border-width solid @alert-warning-color-border;
    background-color: @alert-warning-color-bg;
  }

  &-error {
    border: @alert-border-width solid @alert-error-color-border;
    background-color: @alert-error-color-bg;
  }

  &-banner {
    border: none;
    border-radius: 0;
  }

  &-content-wrapper {
    position: relative;
    flex: 1;
  }

  &-title {
    font-size: @alert-font-size-text-title;
    font-weight: @alert-font-weight-title;
    line-height: @alert-title-line-height;
    margin-bottom: @alert-title-margin-bottom;
  }

  &-info &-title {
    color: @alert-info-color-text-title;
  }

  &-info &-content {
    color: @alert-info-color-text-content;
  }

  &-info&-with-title &-content {
    color: @alert-info-color-text-content_title;
  }

  &-success &-title {
    color: @alert-success-color-text-title;
  }

  &-success &-content {
    color: @alert-success-color-text-content;
  }

  &-success&-with-title &-content {
    color: @alert-success-color-text-content_title;
  }

  &-warning &-title {
    color: @alert-warning-color-text-title;
  }

  &-warning &-content {
    color: @alert-warning-color-text-content;
  }

  &-warning&-with-title &-content {
    color: @alert-warning-color-text-content_title;
  }

  &-error &-title {
    color: @alert-error-color-text-title;
  }

  &-error &-content {
    color: @alert-error-color-text-content;
  }

  &-error&-with-title &-content {
    color: @alert-error-color-text-content_title;
  }

  &-icon-wrapper {
    margin-right: @alert-margin-icon-right;
    height: @alert-line-height * @alert-font-size-text-content;
    display: flex;
    align-items: center;

    svg {
      font-size: @alert-font-size-icon;
    }
  }

  &-with-title &-icon-wrapper {
    height: @alert-title-line-height * @alert-font-size-text-title;
  }

  &-with-title &-icon-wrapper svg {
    font-size: @alert-font-size-icon_with_title;
  }

  &-info &-icon-wrapper svg {
    color: @alert-info-color-icon;
  }

  &-success &-icon-wrapper svg {
    color: @alert-success-color-icon;
  }

  &-warning &-icon-wrapper svg {
    color: @alert-warning-color-icon;
  }

  &-error &-icon-wrapper svg {
    color: @alert-error-color-icon;
  }

  &-close-btn {
    box-sizing: border-box;
    padding: 0;
    border: none;
    outline: none;
    font-size: @alert-font-size-close-icon;
    color: @alert-color-close-icon;
    background-color: transparent;
    cursor: pointer;
    transition: color @transition-duration-1 @transition-timing-function-linear;
    margin-left: @alert-margin-close-icon-left;
    top: 4px;
    right: 0;

    &:hover {
      color: @alert-color-close-icon_hover;
    }
  }

  &-action + &-close-btn {
    margin-left: @alert-margin-action-right;
  }

  &-action {
    margin-left: @alert-margin-action-left;
  }

  &-with-title &-close-btn {
    margin-top: 0;
    margin-right: 0;
  }
}

.@{alert-prefix-cls}-rtl {
  direction: rtl;
  text-align: right;

  .@{alert-prefix-cls}-with-title {
    align-items: flex-end;
  }

  .@{alert-prefix-cls}-icon-wrapper {
    margin-right: 0;
    margin-left: @alert-margin-icon-right;
  }

  .@{alert-prefix-cls}-close-btn {
    right: initial;
    left: 0;
  }

  .@{alert-prefix-cls}-action {
    margin-left: 0;
    margin-right: @alert-margin-action-left;

    + .@{alert-prefix-cls}-close-btn {
      margin-left: 0;
      margin-right: @alert-margin-action-right;
    }
  }
}
