/* Copyright 2014 Mozilla Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

.annotationLayer {
  color-scheme: only light;

  --annotation-unfocused-field-background: url("data:image/svg+xml;charset=UTF-8,<svg width='1px' height='1px' xmlns='http://www.w3.org/2000/svg'><rect width='100%' height='100%' style='fill:rgba(0, 54, 255, 0.13);'/></svg>");
  --input-focus-border-color: Highlight;
  --input-focus-outline: 1px solid Canvas;
  --input-unfocused-border-color: transparent;
  --input-disabled-border-color: transparent;
  --input-hover-border-color: black;
  --link-outline: none;

  @media screen and (forced-colors: active) {
    --input-focus-border-color: CanvasText;
    --input-unfocused-border-color: ActiveText;
    --input-disabled-border-color: GrayText;
    --input-hover-border-color: Highlight;
    --link-outline: 1.5px solid LinkText;

    .textWidgetAnnotation :is(input, textarea):required,
    .choiceWidgetAnnotation select:required,
    .buttonWidgetAnnotation:is(.checkBox, .radioButton) input:required {
      outline: 1.5px solid selectedItem;
    }

    .linkAnnotation {
      outline: var(--link-outline);

      &:hover {
        backdrop-filter: var(--hcm-highlight-filter);
      }

      & > a:hover {
        opacity: 0 !important;
        background: none !important;
        box-shadow: none;
      }
    }

    .popupAnnotation .popup {
      outline: calc(1.5px * var(--total-scale-factor)) solid CanvasText !important;
      background-color: ButtonFace !important;
      color: ButtonText !important;
    }

    .highlightArea:hover::after {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      backdrop-filter: var(--hcm-highlight-filter);
      content: "";
      pointer-events: none;
    }

    .popupAnnotation.focused .popup {
      outline: calc(3px * var(--total-scale-factor)) solid Highlight !important;
    }
  }

  position: absolute;
  top: 0;
  left: 0;
  pointer-events: none;
  transform-origin: 0 0;

  &[data-main-rotation="90"] .norotate {
    transform: rotate(270deg) translateX(-100%);
  }
  &[data-main-rotation="180"] .norotate {
    transform: rotate(180deg) translate(-100%, -100%);
  }
  &[data-main-rotation="270"] .norotate {
    transform: rotate(90deg) translateY(-100%);
  }

  &.disabled {
    section,
    .popup {
      pointer-events: none;
    }
  }

  .annotationContent {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;

    &.freetext {
      background: transparent;
      border: none;
      inset: 0;
      overflow: visible;
      white-space: nowrap;
      font: 10px sans-serif;
      line-height: 1.35;
    }
  }

  section {
    position: absolute;
    text-align: initial;
    pointer-events: auto;
    box-sizing: border-box;
    transform-origin: 0 0;
    user-select: none;

    &:has(div.annotationContent) {
      canvas.annotationContent {
        display: none;
      }
    }

    .overlaidText {
      position: absolute;
      top: 0;
      left: 0;
      width: 0;
      height: 0;
      display: inline-block;
      overflow: hidden;
    }
  }

  /* A field rendered to its own canvas shows that canvas and keeps its editable
     element hidden. Once the field is modified the canvas is outdated, so it's
     hidden and the element is shown instead. */
  .hasOwnCanvas:not(.sandboxModified) :is(input, textarea) {
    display: none;
  }

  .hasOwnCanvas.sandboxModified canvas.annotationContent {
    display: none;
  }

  .textLayer.selecting ~ & section {
    pointer-events: none;
  }

  :is(.linkAnnotation, .buttonWidgetAnnotation.pushButton) > a {
    position: absolute;
    font-size: 1em;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }

  :is(.linkAnnotation, .buttonWidgetAnnotation.pushButton):not(.hasBorder)
    > a:hover {
    opacity: 0.2;
    background-color: rgb(255 255 0);
  }

  .linkAnnotation.hasBorder:hover {
    background-color: rgb(255 255 0 / 0.2);
  }

  .hasBorder {
    background-size: 100% 100%;
  }

  .textAnnotation img {
    position: absolute;
    cursor: pointer;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
  }

  .textWidgetAnnotation :is(input, textarea),
  .choiceWidgetAnnotation select,
  .buttonWidgetAnnotation:is(.checkBox, .radioButton) input {
    background-image: var(--annotation-unfocused-field-background);
    border: 2px solid var(--input-unfocused-border-color);
    box-sizing: border-box;
    font: calc(9px * var(--total-scale-factor)) sans-serif;
    height: 100%;
    margin: 0;
    vertical-align: top;
    width: 100%;
  }

  .textWidgetAnnotation :is(input, textarea):required,
  .choiceWidgetAnnotation select:required,
  .buttonWidgetAnnotation:is(.checkBox, .radioButton) input:required {
    outline: 1.5px solid red;
  }

  .choiceWidgetAnnotation select option {
    padding: 0;
  }

  .buttonWidgetAnnotation.radioButton input {
    border-radius: 50%;
  }

  .textWidgetAnnotation textarea {
    resize: none;
  }

  .textWidgetAnnotation :is(input, textarea)[disabled],
  .choiceWidgetAnnotation select[disabled],
  .buttonWidgetAnnotation:is(.checkBox, .radioButton) input[disabled] {
    background: none;
    border: 2px solid var(--input-disabled-border-color);
    cursor: not-allowed;
  }

  .textWidgetAnnotation :is(input, textarea):hover,
  .choiceWidgetAnnotation select:hover,
  .buttonWidgetAnnotation:is(.checkBox, .radioButton) input:hover {
    border: 2px solid var(--input-hover-border-color);
  }
  .textWidgetAnnotation :is(input, textarea):hover,
  .choiceWidgetAnnotation select:hover,
  .buttonWidgetAnnotation.checkBox input:hover {
    border-radius: 2px;
  }

  .textWidgetAnnotation :is(input, textarea):focus,
  .choiceWidgetAnnotation select:focus {
    background: none;
    border: 2px solid var(--input-focus-border-color);
    border-radius: 2px;
    outline: var(--input-focus-outline);
  }

  .buttonWidgetAnnotation:is(.checkBox, .radioButton) :focus {
    background-image: none;
    background-color: transparent;
  }

  .buttonWidgetAnnotation.checkBox :focus {
    border: 2px solid var(--input-focus-border-color);
    border-radius: 2px;
    outline: var(--input-focus-outline);
  }

  .buttonWidgetAnnotation.radioButton :focus {
    border: 2px solid var(--input-focus-border-color);
    outline: var(--input-focus-outline);
  }

  .buttonWidgetAnnotation.checkBox input:checked::before,
  .buttonWidgetAnnotation.checkBox input:checked::after,
  .buttonWidgetAnnotation.radioButton input:checked::before {
    background-color: CanvasText;
    content: "";
    display: block;
    position: absolute;
  }

  .buttonWidgetAnnotation.checkBox input:checked::before,
  .buttonWidgetAnnotation.checkBox input:checked::after {
    height: 80%;
    left: 45%;
    width: 1px;
  }

  .buttonWidgetAnnotation.checkBox input:checked::before {
    transform: rotate(45deg);
  }

  .buttonWidgetAnnotation.checkBox input:checked::after {
    transform: rotate(-45deg);
  }

  .buttonWidgetAnnotation.radioButton input:checked::before {
    border-radius: 50%;
    height: 50%;
    left: 25%;
    top: 25%;
    width: 50%;
  }

  .textWidgetAnnotation input.comb {
    --comb-width: 0px;
    --comb-letter-spacing: calc(var(--comb-width) - 1ch);

    font-family: monospace;
    letter-spacing: var(--comb-letter-spacing);
    overflow-x: hidden;
    padding: 0;
    text-indent: calc(
      var(--comb-offset, 0) * var(--comb-width) + var(--comb-letter-spacing) / 2
    );
  }

  .textWidgetAnnotation input.comb:focus {
    background-image: repeating-linear-gradient(
      to right,
      transparent 0 calc(var(--comb-width) - 1px),
      var(--input-focus-border-color) calc(var(--comb-width) - 1px)
        var(--comb-width)
    );
  }

  .buttonWidgetAnnotation:is(.checkBox, .radioButton) input {
    appearance: none;
  }

  .fileAttachmentAnnotation .popupTriggerArea {
    height: 100%;
    width: 100%;
  }

  .popupAnnotation {
    position: absolute;
    font-size: calc(9px * var(--total-scale-factor));
    pointer-events: none;
    width: max-content;
    max-width: 45%;
    height: auto;
  }

  .popup {
    background-color: rgb(255 255 153);
    color: black;
    box-shadow: 0 calc(2px * var(--total-scale-factor))
      calc(5px * var(--total-scale-factor)) rgb(136 136 136);
    border-radius: calc(2px * var(--total-scale-factor));
    outline: 1.5px solid rgb(255 255 74);
    padding: calc(6px * var(--total-scale-factor));
    cursor: pointer;
    font: message-box;
    white-space: normal;
    word-wrap: break-word;
    pointer-events: auto;
    user-select: text;
  }

  .popupAnnotation.focused .popup {
    outline-width: 3px;
  }

  .popup * {
    font-size: calc(9px * var(--total-scale-factor));
  }

  .popup > .header {
    display: inline-block;
  }

  .popup > .header > .title {
    display: inline;
    font-weight: bold;
  }

  .popup > .header .popupDate {
    display: inline-block;
    margin-left: calc(5px * var(--total-scale-factor));
    width: fit-content;
  }

  .popupContent {
    border-top: 1px solid rgb(51 51 51);
    margin-top: calc(2px * var(--total-scale-factor));
    padding-top: calc(2px * var(--total-scale-factor));
  }

  .richText > * {
    white-space: pre-wrap;
    font-size: calc(9px * var(--total-scale-factor));
  }

  .popupTriggerArea {
    cursor: pointer;

    &:hover {
      backdrop-filter: var(--hcm-highlight-filter);
    }
  }

  section svg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
  }

  .annotationTextContent {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    color: transparent;
    user-select: none;
    pointer-events: none;

    span {
      width: 100%;
      display: inline-block;
    }
  }

  svg.quadrilateralsContainer {
    contain: strict;
    width: 0;
    height: 0;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
  }
}