material-components_material-web/components/button/lib/_button.scss

//
// Copyright 2021 Google LLC
// SPDX-License-Identifier: Apache-2.0
//

// stylelint-disable selector-class-pattern --
// Selector '.md3-*' should only be used in this project.

// TODO(b/228217731): Remove MDC/MWC dependencies
@use '@material/touch-target/touch-target';
@use '@material/theme/selector-ext';
@use '../../elevation/lib/surface' as elevation-surface;

@mixin static-styles() {
  :host {
    @include host-root;
    @include selector-ext.append-strict(&, '[disabled]') {
      @include disabled;
    }
  }

  .md3-button {
    @include root;

    &:active {
      @include active;
    }

    &:hover {
      @include hover;
    }
  }

  .md3-link-button-wrapper {
    inline-size: 100%;
  }
}

@mixin host-root() {
  display: inline-flex;
  outline: none;
  -webkit-tap-highlight-color: transparent;
  /**
   * Override vertical-align with shortest value "top". Vertical-align's default
   * "baseline" value causes buttons to be misaligned next to each other if one
   * button has an icon and the other does not.
   */
  vertical-align: top;
}

@mixin root() {
  @include elevation-surface.root-static-styles();

  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
  min-inline-size: 64px;
  border: none;
  outline: none;
  line-height: inherit;
  user-select: none;
  -webkit-appearance: none;
  vertical-align: middle;
  background: transparent;
  text-decoration: none;
  inline-size: 100%;

  &::-moz-focus-inner {
    padding: 0;
    border: 0;
  }
}

@mixin active() {
  outline: none;
}

@mixin hover() {
  cursor: pointer;
}

@mixin disabled() {
  cursor: default;
  pointer-events: none;
}