/* ***************************************** */
/*               Utilities                   */
/* ***************************************** */
.visually-hidden {
  position: absolute;
  display: block;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
  border: 0;
  clip-path: inset(50%);
}

[hidden] {
  display: none !important;
}

h2,
.header-text-inline,
.header-text {
  display: block;
  margin-bottom: 3px;
  font-size: var(--sa11y-large-text);
  font-weight: 600;
  color: var(--sa11y-panel-primary);
}

.header-text-inline {
  display: inline-block !important;
}

code {
  font-family: monospace !important;
  font-size: calc(var(--sa11y-normal-text) - 1px);
  font-weight: 600;
}

pre code {
  overflow: auto;
  white-space: pre-wrap;
}

pre,
code,
kbd,
.kbd {
  padding: 1.6px 4.8px;
  color: var(--sa11y-panel-primary);
  background-color: var(--sa11y-panel-badge);
  border-radius: 3.2px;
}

.bold {
  font-weight: 600;
}

.error .colour,
.red-text {
  font-family: var(--sa11y-font-face);
  color: var(--sa11y-red-text);
}

.warning .colour,
.yellow-text {
  font-family: var(--sa11y-font-face);
  color: var(--sa11y-yellow-text);
}

/* Badges */
.normal-badge,
.badge {
  display: inline;
  min-width: 10px;
  padding: 1px 5px 1.75px;
  font-size: 14px;
  font-weight: 700 !important;
  line-height: 1;
  color: var(--sa11y-panel-primary);
  text-align: center;
  white-space: nowrap;
  vertical-align: baseline;
  background-color: var(--sa11y-panel-badge);
  border-radius: 10px;
  outline: 1px solid transparent;
}

/* Error badge */
.error {
  .badge {
    color: var(--sa11y-error-text);
    background: var(--sa11y-error);
  }
}

.error-badge {
  color: var(--sa11y-error-text) !important;
  background: var(--sa11y-error) !important;
}

/* Warning badge */
.warning {
  .badge {
    color: var(--sa11y-panel-bg);
    background: var(--sa11y-yellow-text);
  }
}

.warning-badge {
  color: var(--sa11y-panel-bg) !important;
  background: var(--sa11y-yellow-text) !important;
}

.good-contrast {
  color: var(--sa11y-good-text) !important;
  background: var(--sa11y-good) !important;
}

/* ***************************************** */
/*            Contrast related               */
/* ***************************************** */

#contrast-preview {
  max-height: 100px;
  padding: 5px;
  margin-top: 10px;
  overflow: clip;
  line-height: 1;
  overflow-wrap: break-word;
  background-color: #e8e8e8;
  background-image:
    linear-gradient(45deg, #ccc 25%, transparent 25%, transparent 75%, #ccc 75%, #ccc),
    linear-gradient(45deg, #ccc 25%, transparent 25%, transparent 75%, #ccc 75%, #ccc);
  background-position:
    0 0,
    5px 5px;
  background-size: 10px 10px;
  border: 2px dashed var(--sa11y-panel-bg-splitter);
  border-radius: 3.2px;

  &:empty {
    display: none;
  }
}

#color-pickers {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  margin-bottom: 10px;

  label {
    display: flex;
    align-items: center;
  }

  input {
    margin-inline-start: 7px;
    cursor: pointer;
  }
}

#fg-color-wrapper.unknown,
#bg-color-wrapper.unknown {
  position: relative;
  display: inline-block;

  &::after {
    position: absolute;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin: -46px 7px;
    font-size: 22px;
    color: #fff;
    pointer-events: none;
    content: "?";
  }
}

input[type="color" i] {
  padding: 2px;
  background: var(--sa11y-panel-bg-secondary);
  border-color: var(--sa11y-button-outline);
  border-style: solid;
  border-width: 1px;
  border-radius: 50%;
  inline-size: 44px;
  block-size: 44px;

  &::-webkit-color-swatch-wrapper {
    padding: 1px;
  }

  &::-webkit-color-swatch {
    border-color: var(--sa11y-button-outline);
    border-radius: 50%;
  }

  &::-moz-color-swatch {
    border-color: var(--sa11y-button-outline);
    border-radius: 50%;
  }

  &.unknown {
    box-shadow: 0 0 0 3px var(--sa11y-yellow-text);
  }
}

/* ***************************************** */
/*              Close button                 */
/* ***************************************** */

.close-btn {
  position: relative;
  /* stylelint-disable-next-line declaration-property-value-allowed-list */
  float: var(--sa11y-float-rtl);
  width: 32px;
  height: 32px;
  margin: 0;
  font-size: var(--sa11y-normal-text);
  font-weight: normal;
  color: var(--sa11y-panel-primary);
  cursor: pointer;
  background: var(--sa11y-panel-bg-secondary);
  border: 2px solid var(--sa11y-button-outline);
  border-radius: 50%;
  transition: all 0.2s ease-in-out;

  &:hover,
  &:focus {
    background-color: var(--sa11y-shortcut-hover);
  }
}

.close-btn::after {
  position: absolute;
  inset: -7px;
  content: "";
  background: var(--sa11y-setting-switch-bg-off);
  mask: var(--sa11y-close-btn-svg) center no-repeat;
}

@media screen and (forced-colors: active) {
  .close-btn::after {
    filter: invert(1);
  }
}

/* ************************************************************** */
/*  Global keyboard focus styles for control panel.               */
/* ************************************************************** */

/**
 * A) Default focus styles.
 **/
#container {
  [tabindex="0"]:focus,
  [tabindex="-1"]:focus,
  input:focus,
  select:focus,
  button:focus,
  a:focus {
    outline: 0;
    box-shadow: 0 0 0 5px var(--sa11y-focus-color);
  }

  /* These elements MUST use inset outlines */
  .switch:focus,
  #panel-controls button:focus {
    outline: 0;
    box-shadow: inset 0 0 0 4px var(--sa11y-focus-color);
  }
}

/**
 * B) Remove default focus styles for mouse users ONLY if :focus-visible is supported.
 **/
#container {
  [tabindex="0"]:focus:not(:focus-visible),
  [tabindex="-1"]:focus:not(:focus-visible),
  input:focus:not(:focus-visible),
  button:focus:not(:focus-visible),
  select:focus:not(:focus-visible),
  #panel-controls button:focus:not(:focus-visible) {
    outline: 0;
    box-shadow: none;
  }
}

/**
 * C) :focus-visible is supported.
 **/
#container {
  a:focus-visible,
  button:not(#panel-controls button, .switch):focus-visible,
  select:focus-visible,
  input:focus-visible,
  [tabindex="0"]:focus-visible,
  [tabindex="-1"]:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 5px var(--sa11y-focus-color);
  }

  /* These elements MUST use inset outlines. */
  .switch:focus-visible,
  #panel-controls button:focus-visible {
    outline: 0;
    box-shadow: inset 0 0 0 4px var(--sa11y-focus-color);
  }
}

/* ***************************************** */
/*        High contrast focus styles         */
/* ***************************************** */

@media screen and (forced-colors: active) {
  #panel-controls button:focus {
    border: inset 3px solid transparent;
  }

  .close-btn:focus {
    outline: transparent solid 3px !important;
  }

  /* Control panel */
  #container {
    a:focus,
    [tabindex="-1"]:focus,
    [tabindex="0"]:focus,
    select:focus,
    button:focus {
      outline: transparent solid 3px !important;
    }
  }
}