/**
 * @license Copyright (c) 2014-2024, CKSource Holding sp. z o.o. All rights reserved.
 * This file is licensed under the terms of the MIT License (see LICENSE.md).
 */

:root {
  --ck-sample-base-spacing: 2em;
  --ck-sample-color-white: #fff;
  --ck-sample-color-green: #279863;
  --ck-sample-color-blue: #1a9aef;
  --ck-sample-container-width: 1285px;
  --ck-sample-sidebar-width: 350px;
  --ck-sample-editor-min-height: 400px;
  --ck-sample-editor-z-index: 10;
}

/* --------- EDITOR STYLES  ---------------------------------------------------------------------------------------- */

.editor__editable,
/* Classic build. */
main .ck-editor[role='application'] .ck.ck-content,
/* Decoupled document build. */
.ck.editor__editable[role='textbox'],
.ck.ck-editor__editable[role='textbox'],
/* Inline & Balloon build. */
.ck.editor[role='textbox'] {
  width: 100%;
  background: #fff;
  font-size: 1em;
  line-height: 1.6em;
  min-height: var(--ck-sample-editor-min-height);
  padding: 1.5em 2em;
}

.ck.ck-editor__editable {
  background: #fff;
  border: 1px solid hsl(0, 0%, 70%);
  width: 100%;
}

/* Because of sidebar `position: relative`, Edge is overriding the outline of a focused editor. */
.ck.ck-editor__editable {
  position: relative;
  z-index: var(--ck-sample-editor-z-index);
}

.editor-container {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  position: relative;
  width: 100%;
  justify-content: center;
}

.editor-container--with-sidebar > .ck.ck-editor {
  width: calc(100% - var(--ck-sample-sidebar-width));
}

/* --------- DECOUPLED (DOCUMENT) BUILD. ---------------------------------------------*/
body[data-editor='DecoupledEditor'] .document-editor__toolbar {
  width: 100%;
}

body[data-editor='DecoupledEditor'] .collaboration-demo__editable,
body[data-editor='DecoupledEditor'] .row-editor .editor {
  /* A pixel is added for each of the border. */
  width: calc(21cm + 2px);
  min-height: calc(29.7cm + 2px);
  /* To avoid having extra scrolls inside the editor container. */
  height: fit-content;
  padding: 2cm 1.2cm;
  margin: 2.5rem;
  border: 1px hsl(0, 0%, 82.7%) solid;
  background-color: var(--ck-sample-color-white);
  box-shadow: 0 0 5px hsla(0, 0%, 0%, 0.1);
  box-sizing: border-box;
}

body[data-editor='DecoupledEditor'] .row-editor {
  display: flex;
  position: relative;
  justify-content: center;
  overflow-y: auto;
  background-color: #f2f2f2;
  border: 1px solid hsl(0, 0%, 77%);
  /* Limit the max-height of the editor to avoid scrolling from bottom to top to see the toolbar. */
  max-height: 700px;
}

body[data-editor='DecoupledEditor'] .sidebar {
  background: transparent;
  border: 0;
  box-shadow: none;
}

/* --------- COMMENTS & TRACK CHANGES FEATURE ---------------------------------------------------------------------- */
.sidebar {
  padding: 0 15px;
  position: relative;
  min-width: var(--ck-sample-sidebar-width);
  max-width: var(--ck-sample-sidebar-width);
  font-size: 20px;
  border: 1px solid hsl(0, 0%, 77%);
  background: hsl(0, 0%, 98%);
  border-left: 0;
  overflow: hidden;
  min-height: 100%;
  flex-grow: 1;
}

/* Do not inherit styles related to the editable editor content. See line 25.*/
.sidebar .ck-content[role='textbox'],
.ck.ck-annotation-wrapper .ck-content[role='textbox'] {
  min-height: unset;
  width: unset;
  padding: 0;
  background: transparent;
}

.sidebar.narrow {
  min-width: 60px;
  flex-grow: 0;
}

.sidebar.hidden {
  display: none !important;
}

#sidebar-display-toggle {
  position: absolute;
  z-index: 1;
  width: 30px;
  height: 30px;
  text-align: center;
  left: 15px;
  top: 30px;
  border: 0;
  padding: 0;
  color: hsl(0, 0%, 50%);
  transition: 250ms ease color;
  background-color: transparent;
}

#sidebar-display-toggle:hover {
  color: hsl(0, 0%, 30%);
  cursor: pointer;
}

#sidebar-display-toggle:focus,
#sidebar-display-toggle:active {
  outline: none;
  border: 1px solid #a9d29d;
}

#sidebar-display-toggle svg {
  fill: currentColor;
}

/* --------- COLLABORATION FEATURES (USERS) ------------------------------------------------------------------------ */
.row-presence {
  width: 100%;
  border: 1px solid hsl(0, 0%, 77%);
  border-bottom: 0;
  background: hsl(0, 0%, 98%);
  padding: var(--ck-spacing-small);

  /* Make `border-bottom` as `box-shadow` to not overlap with the editor border. */
  box-shadow: 0 1px 0 0 hsl(0, 0%, 77%);

  /* Make `z-index` bigger than `.editor` to properly display tooltips. */
  z-index: 20;
}

.ck.ck-presence-list {
  flex: 1;
  padding: 1.25rem 0.75rem;
}

.presence .ck.ck-presence-list__counter {
  order: 2;
  margin-left: var(--ck-spacing-large);
}

/* --------- REAL TIME COLLABORATION FEATURES (SHARE TOPBAR CONTAINER) --------------------------------------------- */
.collaboration-demo__row {
  display: flex;
  position: relative;
  justify-content: center;
  overflow-y: auto;
  background-color: #f2f2f2;
  border: 1px solid hsl(0, 0%, 77%);
}

body[data-editor='InlineEditor'] .collaboration-demo__row {
  border: 0;
}

.collaboration-demo__container {
  max-width: var(--ck-sample-container-width);
  margin: 0 auto;
  padding: 1.25rem;
}

.presence,
.collaboration-demo__row {
  transition: 0.2s opacity;
}

.collaboration-demo__topbar {
  background: #fff;
  border: 1px solid var(--ck-color-toolbar-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 0;
  border-radius: 4px 4px 0 0;
}

.collaboration-demo__topbar .btn {
  margin-right: 1em;
  outline-offset: 2px;
  outline-width: 2px;
  background-color: var(--ck-sample-color-blue);
}

.collaboration-demo__topbar .btn:focus,
.collaboration-demo__topbar .btn:hover {
  border-color: var(--ck-sample-color-blue);
}

.collaboration-demo__share {
  display: flex;
  align-items: center;
  padding: 1.25rem 0.75rem;
}

.collaboration-demo__share-description p {
  margin: 0;
  font-weight: bold;
  font-size: 0.9em;
}

.collaboration-demo__share input {
  height: auto;
  font-size: 0.9em;
  min-width: 220px;
  margin: 0 10px;
  border-radius: 4px;
  border: 1px solid var(--ck-color-toolbar-border);
}

.collaboration-demo__share button,
.collaboration-demo__share input {
  height: 40px;
  padding: 5px 10px;
}

.collaboration-demo__share button {
  position: relative;
}

.collaboration-demo__share button:focus {
  outline: none;
}

.collaboration-demo__share button[data-tooltip]::before,
.collaboration-demo__share button[data-tooltip]::after {
  position: absolute;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: all 0.15s cubic-bezier(0.5, 1, 0.25, 1);
  z-index: 1;
}

.collaboration-demo__share button[data-tooltip]::before {
  content: attr(data-tooltip);
  padding: 5px 15px;
  border-radius: 3px;
  background: #111;
  color: #fff;
  text-align: center;
  font-size: 11px;
  top: 100%;
  left: 50%;
  margin-top: 5px;
  transform: translateX(-50%);
}

.collaboration-demo__share button[data-tooltip]::after {
  content: '';
  border: 5px solid transparent;
  width: 0;
  font-size: 0;
  line-height: 0;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-bottom: 5px solid #111;
  border-top: none;
}

.collaboration-demo__share button[data-tooltip]:hover:before,
.collaboration-demo__share button[data-tooltip]:hover:after {
  visibility: visible;
  opacity: 1;
}

.collaboration-demo--ready {
  overflow: visible;
  height: auto;
}

.collaboration-demo--ready .presence,
.collaboration-demo--ready .collaboration-demo__row {
  opacity: 1;
}

/* --------- PAGINATION FEATURE ------------------------------------------------------------------------------------ */

/* Pagination view line must be stacked at least at the same level as the editor,
   otherwise it will be hidden underneath. */
.ck.ck-pagination-view-line {
  z-index: var(--ck-sample-editor-z-index);
}

/* --------- REVISION HISTORY FEATURE ------------------------------------------------------------------------------ */

.revision-viewer-container {
  display: none;
  max-width: 100%;
  word-wrap: break-word;
}

.revision-viewer-sidebar {
  position: relative;
  min-width: 310px;
  overflow: hidden;
  background: var(--ck-color-toolbar-background);
  border: 1px solid var(--ck-color-toolbar-border);
  margin-left: -1px;
}

/* A case when Pagination and Revision History features are enabled in the editor. */
/* Move the square with page number from the Pagination plugin to the left side, so that it does not cover the RH sidebar. */
body[data-revision-history='true'] .ck.ck-pagination-view-line::after {
  transform: translateX(-100%) !important;
  left: -1px !important;
  right: unset !important;
}

/* --------- DOCUMENT OUTLINE FEATURE ------------------------------------------------------------------------------ */

.document-outline-container {
  max-height: 80vh;
  overflow-y: auto;
  margin-bottom: 1em;
}

.document-outline-container .ck.ck-document-outline {
  min-height: 100%;
  border: 1px solid var(--ck-color-base-border);
  background-color: hsl(0, 0%, 96%);
}

/* --------- SAMPLE GENERIC STYLES (not related to CKEditor) ------------------------------------------------------- */
body,
html {
  padding: 0;
  margin: 0;

  font-family:
    sans-serif, Arial, Verdana, 'Trebuchet MS', 'Apple Color Emoji', 'Segoe UI Emoji',
    'Segoe UI Symbol';
  font-size: 16px;
  line-height: 1.5;
}

body {
  height: 100%;
  color: #2d3a4a;
}

body * {
  box-sizing: border-box;
}

a {
  color: #38a5ee;
}

header .centered {
  display: flex;
  flex-flow: row nowrap;
  justify-content: space-between;
  align-items: center;
  min-height: 8em;
}

header h1 a {
  font-size: 20px;
  display: flex;
  align-items: center;
  color: #2d3a4a;
  text-decoration: none;
}

header h1 img {
  display: block;
  height: 64px;
}

header nav ul {
  margin: 0;
  padding: 0;
  list-style-type: none;
}

header nav ul li {
  display: inline-block;
}

header nav ul li + li {
  margin-left: 1em;
}

header nav ul li a {
  font-weight: bold;
  text-decoration: none;
  color: #2d3a4a;
}

header nav ul li a:hover {
  text-decoration: underline;
}

main .message {
  padding: 0 0 var(--ck-sample-base-spacing);
  background: var(--ck-sample-color-green);
  color: var(--ck-sample-color-white);
}

main .message::after {
  content: '';
  z-index: -1;
  display: block;
  height: 10em;
  width: 100%;
  background: var(--ck-sample-color-green);
  position: absolute;
  left: 0;
}

main .message h2 {
  position: relative;
  padding-top: 1em;
  font-size: 2em;
}

.centered {
  max-width: var(--ck-sample-container-width);
  margin: 0 auto;
  padding: 0 var(--ck-sample-base-spacing);
}

.row {
  display: flex;
  position: relative;
}

.btn {
  cursor: pointer;
  padding: 8px 16px;
  font-size: 1rem;
  user-select: none;
  border-radius: 4px;
  transition:
    color 0.2s ease-in-out,
    background-color 0.2s ease-in-out,
    border-color 0.2s ease-in-out,
    opacity 0.2s ease-in-out;
  background-color: var(--ck-sample-color-button-blue);
  border-color: var(--ck-sample-color-button-blue);
  color: var(--ck-sample-color-white);
  display: inline-block;
}

.btn--tiny {
  padding: 6px 12px;
  font-size: 0.8rem;
}

footer {
  margin: calc(2 * var(--ck-sample-base-spacing)) var(--ck-sample-base-spacing);
  font-size: 0.8em;
  text-align: center;
  color: rgba(0, 0, 0, 0.4);
}

/* --------- RWD --------------------------------------------------------------------------------------------------- */
@media screen and (max-width: 800px) {
  :root {
    --ck-sample-base-spacing: 1em;
  }

  header h1 {
    width: 100%;
  }

  header h1 img {
    height: 40px;
  }

  header nav ul {
    text-align: right;
  }

  main .message h2 {
    font-size: 1.5em;
  }
}