Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

25 files changed, 1099 insertions, 0 deletions

diff --git a/toolkit/themes/osx/global/arrow/panelarrow-vertical.svg b/toolkit/themes/osx/global/arrow/panelarrow-vertical.svg
new file mode 100644
index 0000000000..3f9c7a02cf
--- /dev/null
+++ b/toolkit/themes/osx/global/arrow/panelarrow-vertical.svg
@@ -0,0 +1,7 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<svg xmlns="http://www.w3.org/2000/svg" width="18" height="10">
+  <path d="M 0,10 L 9,0 18,10 z" fill="context-stroke"/>
+  <path d="M 1,10 L 9,1 17,10 z" fill="context-fill"/>
+</svg>
\ No newline at end of file
diff --git a/toolkit/themes/osx/global/autocomplete.css b/toolkit/themes/osx/global/autocomplete.css
new file mode 100644
index 0000000000..ef5a34ff2f
--- /dev/null
+++ b/toolkit/themes/osx/global/autocomplete.css
@@ -0,0 +1,79 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+html|input[nomatch="true"][highlightnonmatches="true"] {
+  color: red;
+}
+
+/* ::::: autocomplete popups ::::: */
+
+panel[type="autocomplete-richlistbox"] {
+  appearance: none;
+  font: icon;
+  --panel-padding: 0px;
+  --panel-color: FieldText;
+  --panel-background: Field;
+}
+
+/* ::::: richlistbox autocomplete ::::: */
+
+.autocomplete-richlistbox {
+  appearance: none;
+  margin: 0;
+}
+
+.ac-type-icon {
+  display: none;
+  min-width: 16px;
+  min-height: 16px;
+  max-width: 16px;
+  max-height: 16px;
+  margin-inline-start: 6px;
+  margin-inline-end: 6px;
+}
+
+.ac-site-icon {
+  display: none;
+  min-width: 16px;
+  min-height: 16px;
+  max-width: 16px;
+  max-height: 16px;
+  margin-inline-start: 6px;
+  margin-inline-end: 8px;
+  list-style-image: url("chrome://global/skin/icons/defaultFavicon.svg");
+  -moz-context-properties: fill;
+  fill: currentColor;
+}
+
+.ac-title {
+  margin-inline-start: 0;
+  margin-inline-end: 6px;
+}
+
+.ac-separator {
+  display: none;
+  margin-inline-start: 0;
+  margin-inline-end: 6px;
+}
+
+.ac-url {
+  display: none;
+}
+
+/* Better align the URL with the title. */
+.ac-separator,
+.ac-url {
+  margin-bottom: -2px;
+}
+
+.ac-title-text,
+.ac-separator-text,
+.ac-url-text,
+.ac-text-overflow-container {
+  padding: 0 !important;
+  margin: 0 !important;
+}
diff --git a/toolkit/themes/osx/global/button.css b/toolkit/themes/osx/global/button.css
new file mode 100644
index 0000000000..1d4a114dfd
--- /dev/null
+++ b/toolkit/themes/osx/global/button.css
@@ -0,0 +1,54 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+button {
+  /* The horizontal margin used here come from the Aqua Human Interface
+     Guidelines, there should be 12 pixels between two buttons. */
+  margin: 5px 6px 3px;
+  min-width: 79px;
+  color: ButtonText;
+  text-shadow: none;
+}
+
+button:where(:hover:active) {
+  color: -moz-buttonactivetext;
+}
+
+/* When the window isn't focused, the default button background isn't drawn,
+ * so don't change the text color then: */
+button:where([default="true"]:not(:-moz-window-inactive)) {
+  color: -moz-mac-defaultbuttontext;
+}
+
+.button-text {
+  margin-block: 1px;
+  margin-inline: 3px 2px;
+  text-align: center;
+}
+
+button[type="default"] {
+  font: menu;
+}
+
+/* .......... disabled state .......... */
+
+button:where([disabled="true"]) {
+  color: GrayText;
+}
+
+/* ::::: menu buttons ::::: */
+
+.button-menu-dropmarker {
+  display: none;
+  appearance: none;
+}
+
+/* ::::: plain buttons ::::: */
+
+button.plain {
+  margin: 0 !important;
+  padding: 0 !important;
+}
diff --git a/toolkit/themes/osx/global/dialog.css b/toolkit/themes/osx/global/dialog.css
new file mode 100644
index 0000000000..26991e62ae
--- /dev/null
+++ b/toolkit/themes/osx/global/dialog.css
@@ -0,0 +1,17 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+:host {
+  appearance: auto;
+  -moz-default-appearance: dialog;
+  padding: 14px;
+}
+
+/* ::::: dialog buttons ::::: */
+
+button {
+  font: menu;
+}
diff --git a/toolkit/themes/osx/global/dropmarker.css b/toolkit/themes/osx/global/dropmarker.css
new file mode 100644
index 0000000000..d4b93d0863
--- /dev/null
+++ b/toolkit/themes/osx/global/dropmarker.css
@@ -0,0 +1,9 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+:host {
+  appearance: auto;
+  -moz-default-appearance: -moz-menulist-arrow-button;
+  width: 16px;
+}
diff --git a/toolkit/themes/osx/global/global.css b/toolkit/themes/osx/global/global.css
new file mode 100644
index 0000000000..6e200cc296
--- /dev/null
+++ b/toolkit/themes/osx/global/global.css
@@ -0,0 +1,79 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@import url("chrome://global/skin/global-shared.css");
+
+@namespace xul url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+:root {
+  /* ::::: Styles ::::: */
+  appearance: auto;
+  -moz-default-appearance: dialog;
+  background-color: #FFFFFF;
+  color: -moz-DialogText;
+  font: message-box;
+}
+
+/* ::::: Alert icons :::::*/
+
+.message-icon,
+.alert-icon,
+.error-icon,
+.question-icon {
+  width: 32px;
+  height: 32px;
+  margin: 6px;
+  margin-inline-end: 20px;
+}
+
+.message-icon {
+  list-style-image: url("chrome://global/skin/icons/info.svg");
+}
+
+.alert-dialog #infoIcon,
+.alert-icon {
+  list-style-image: url("chrome://global/skin/icons/warning-64.png");
+}
+
+.error-icon {
+  list-style-image: url("chrome://global/skin/icons/error-64.png");
+}
+
+.question-icon {
+  list-style-image: url("chrome://global/skin/icons/question-64.png");
+}
+
+/* Separators */
+
+xul|separator:not([orient="vertical"]) {
+  height: 1.5em;
+}
+xul|separator[orient="vertical"] {
+  width: 1.5em;
+}
+
+xul|separator.thin:not([orient="vertical"]) {
+  height: 0.5em;
+}
+xul|separator.thin[orient="vertical"] {
+  width: 0.5em;
+}
+
+xul|separator.groove:not([orient="vertical"]) {
+  border-top: 1px solid #A3A3A3;
+  height: 0;
+  margin-block: 0.4em;
+}
+xul|separator.groove[orient="vertical"] {
+  border-left: 1px solid #A3A3A3;
+  width: 0;
+  margin-inline: 0.4em;
+}
+
+/* Input margins */
+
+html|input {
+  margin: 4px;
+}
diff --git a/toolkit/themes/osx/global/icons/error-64.png b/toolkit/themes/osx/global/icons/error-64.png
new file mode 100644
index 0000000000..a845928ede
--- /dev/null
+++ b/toolkit/themes/osx/global/icons/error-64.png
diff --git a/toolkit/themes/osx/global/icons/question-64.png b/toolkit/themes/osx/global/icons/question-64.png
new file mode 100644
index 0000000000..d2d1bf9477
--- /dev/null
+++ b/toolkit/themes/osx/global/icons/question-64.png
diff --git a/toolkit/themes/osx/global/icons/search-textbox.svg b/toolkit/themes/osx/global/icons/search-textbox.svg
new file mode 100644
index 0000000000..25c30b8c04
--- /dev/null
+++ b/toolkit/themes/osx/global/icons/search-textbox.svg
@@ -0,0 +1,6 @@
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12">
+  <path fill="context-fill" fill-opacity="context-fill-opacity" d="M11.354,10.646l-0.707.707L7.295,8A4.483,4.483,0,1,1,9,4.5,4.458,4.458,0,0,1,8,7.295ZM4.5,1A3.5,3.5,0,1,0,8,4.5,3.5,3.5,0,0,0,4.5,1Z"/>
+</svg>
diff --git a/toolkit/themes/osx/global/icons/warning-64.png b/toolkit/themes/osx/global/icons/warning-64.png
new file mode 100644
index 0000000000..f2a38a6eec
--- /dev/null
+++ b/toolkit/themes/osx/global/icons/warning-64.png
diff --git a/toolkit/themes/osx/global/icons/warning-large.png b/toolkit/themes/osx/global/icons/warning-large.png
new file mode 100644
index 0000000000..60b2f65ff5
--- /dev/null
+++ b/toolkit/themes/osx/global/icons/warning-large.png
diff --git a/toolkit/themes/osx/global/in-content/common.css b/toolkit/themes/osx/global/in-content/common.css
new file mode 100644
index 0000000000..4dac2569be
--- /dev/null
+++ b/toolkit/themes/osx/global/in-content/common.css
@@ -0,0 +1,54 @@
+/* - This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this file,
+   - You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@import url("chrome://global/skin/in-content/common-shared.css");
+
+@namespace html "http://www.w3.org/1999/xhtml";
+@namespace xul "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
+
+xul|tabs {
+  padding-inline: 0;
+  position: static;
+}
+
+xul|menulist > xul|menupopup > xul|menuitem::after,
+xul|menulist > xul|menupopup > xul|menuitem::before {
+  display: none;
+}
+
+xul|menulist > xul|menupopup xul|menu,
+xul|menulist > xul|menupopup xul|menuitem {
+  padding-inline-end: 34px;
+}
+
+xul|*.checkbox-icon,
+xul|*.radio-icon {
+  margin-inline-end: 0;
+}
+
+xul|*.text-link:-moz-focusring {
+  box-shadow: none;
+}
+
+xul|search-textbox::part(search-sign) {
+  -moz-context-properties: fill, fill-opacity;
+  fill: currentColor;
+  fill-opacity: 0.8;
+  list-style-image: url(chrome://global/skin/icons/search-textbox.svg);
+  margin-inline-end: 5px;
+}
+
+html|button {
+  /* XUL button min-width */
+  min-width: 79px;
+}
+
+html|input[type="email"],
+html|input[type="tel"],
+html|input[type="text"],
+html|input[type="password"],
+html|input[type="number"],
+html|textarea {
+  margin: 4px;
+}
diff --git a/toolkit/themes/osx/global/jar.mn b/toolkit/themes/osx/global/jar.mn
new file mode 100644
index 0000000000..daffda7fe5
--- /dev/null
+++ b/toolkit/themes/osx/global/jar.mn
@@ -0,0 +1,30 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#include ../../shared/desktop-jar.inc.mn
+
+toolkit.jar:
+  skin/classic/global/autocomplete.css
+  skin/classic/global/button.css
+  skin/classic/global/dialog.css
+  skin/classic/global/dropmarker.css
+  skin/classic/global/global.css
+  skin/classic/global/menu.css
+  skin/classic/global/menulist.css
+  skin/classic/global/popup.css
+  skin/classic/global/radio.css
+  skin/classic/global/richlistbox.css
+  skin/classic/global/splitter.css
+  skin/classic/global/tabprompts.css
+  skin/classic/global/tabbox.css
+  skin/classic/global/toolbar.css
+  skin/classic/global/toolbarbutton.css
+  skin/classic/global/wizard.css
+  skin/classic/global/arrow/panelarrow-vertical.svg                  (arrow/panelarrow-vertical.svg)
+  skin/classic/global/icons/search-textbox.svg                       (icons/search-textbox.svg)
+  skin/classic/global/icons/warning-64.png                           (icons/warning-64.png)
+  skin/classic/global/icons/warning-large.png                        (icons/warning-large.png)
+  skin/classic/global/icons/error-64.png                             (icons/error-64.png)
+  skin/classic/global/icons/question-64.png                          (icons/question-64.png)
+  skin/classic/global/in-content/common.css                          (in-content/common.css)
diff --git a/toolkit/themes/osx/global/menu.css b/toolkit/themes/osx/global/menu.css
new file mode 100644
index 0000000000..30e3f3cfb4
--- /dev/null
+++ b/toolkit/themes/osx/global/menu.css
@@ -0,0 +1,185 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@import url("chrome://global/skin/menu-scrolling.css");
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+menu,
+menuitem,
+menucaption {
+  appearance: auto;
+  -moz-default-appearance: menuitem;
+  -moz-font-smoothing-background-color: -moz-mac-menuitem;
+  flex-shrink: 0;
+  align-items: center;
+  list-style-image: none;
+  padding: 2px 21px;
+}
+
+menu[disabled="true"], menuitem[disabled="true"],
+menu[_moz-menuactive="true"][disabled="true"],
+menuitem[_moz-menuactive="true"][disabled="true"] {
+  color: -moz-mac-menutextdisable;
+  -moz-font-smoothing-background-color: -moz-mac-menuitem;
+}
+
+menuitem[default="true"],
+menuitem.spell-suggestion,
+menucaption {
+  font-weight: bold;
+}
+
+/* Internal content */
+
+.menu-text,
+.menu-iconic-text,
+.menu-accel,
+.menu-iconic-accel {
+  margin: 0 !important;
+}
+
+.menu-iconic-icon {
+  height: 16px;
+  margin-block: -2px;
+  margin-inline-end: 5px;
+  /* Empty icons shouldn't take up room, so we need to compensate
+   * the 5px margin-end with a negative margin-start.
+   */
+  margin-inline-start: -5px;
+}
+
+/* menuitems with icons */
+.menuitem-iconic,
+.menu-iconic,
+menuitem[image] {
+  /* 2px higher than those without icons */
+  padding-block: 1px 3px;
+}
+
+.menuitem-iconic > .menu-iconic-left > .menu-iconic-icon,
+.menu-iconic > .menu-iconic-left > .menu-iconic-icon,
+menuitem[image] > .menu-iconic-left > .menu-iconic-icon {
+  margin-inline-start: 0;
+  width: 16px;
+}
+
+/* menu arrow box */
+
+.menu-right,
+.menu-accel-container {
+  margin-inline: 21px -9px;
+  justify-content: flex-end;
+}
+
+.menu-right {
+  list-style-image: none;
+  appearance: auto;
+  -moz-default-appearance: menuarrow;
+}
+
+/* menu/menuitems in menubar */
+
+menubar > menu {
+  appearance: none;
+  padding-block: 2px;
+  padding-inline: 7px 5px;
+  margin: 1px 0;
+}
+
+menubar > menu[_moz-menuactive="true"] {
+  color: inherit;
+  background-color: transparent;
+}
+
+menubar > menu[_moz-menuactive="true"][open="true"] {
+  appearance: auto;
+  -moz-default-appearance: menuitem;
+  -moz-font-smoothing-background-color: -moz-mac-active-menuitem;
+  color: -moz-mac-menutextselect;
+}
+
+/* Internal content  */
+
+.menubar-left {
+  margin: 0 2px;
+}
+
+.menubar-text {
+  margin: 0 1px !important;
+}
+
+/* menu/menuitems in popups */
+
+menupopup {
+  /* stylelint-disable-next-line font-family-no-missing-generic-family-keyword */
+  font: -moz-pull-down-menu;
+}
+
+menupopup > menu,
+menupopup > menuitem,
+menupopup > menucaption {
+  max-width: 42em;
+}
+
+menu[_moz-menuactive="true"],
+menuitem[_moz-menuactive="true"] {
+  -moz-font-smoothing-background-color: -moz-mac-active-menuitem;
+  color: -moz-mac-menutextselect;
+  background-color: SelectedItem;
+}
+
+menuitem[customoptionstyling="true"] {
+  appearance: none;
+}
+
+/* menu/menuitems in menulist popups */
+
+menulist > menupopup {
+  font: inherit;
+  color: FieldText;
+}
+
+menulist > menupopup > menuitem,
+menulist > menupopup > menucaption,
+menulist > menupopup > menu {
+  max-width: none;
+}
+
+/* checked menuitems */
+
+:not(menulist) > menupopup > menuitem:is([checked="true"], [selected="true"]) {
+  appearance: auto;
+  -moz-default-appearance: checkmenuitem;
+}
+
+menulist > menupopup > menuitem {
+  padding-inline: 0;
+}
+
+/* We only show the ::before pseudo-element, but we'd like the spacing to be
+ * symmetric, so we render an invisible checkmark on both sides in order to
+ * reserve the right amount of space. */
+menulist > menupopup > menuitem::after,
+menulist > menupopup > menuitem::before {
+  content: '\2713'; /* a checkmark */
+  display: inline-block;
+  vertical-align: middle;
+  line-height: 0;
+  visibility: hidden;
+  padding-inline: 4px;
+}
+
+menulist > menupopup > menuitem:is([checked="true"], [selected="true"])::before {
+  visibility: inherit;
+}
+
+/* menuseparator */
+
+menuseparator {
+  appearance: auto;
+  -moz-default-appearance: menuseparator;
+  margin: 5px 0;
+  padding: 1px 0;
+}
diff --git a/toolkit/themes/osx/global/menulist.css b/toolkit/themes/osx/global/menulist.css
new file mode 100644
index 0000000000..5fa73182b4
--- /dev/null
+++ b/toolkit/themes/osx/global/menulist.css
@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@import url("chrome://global/skin/menulist-shared.css");
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+label:not([native]) {
+  margin: 0 3px;
+}
+
+:host([native]) {
+  appearance: auto;
+  -moz-default-appearance: menulist;
+  margin: 5px 2px 3px;
+  min-height: 20px;
+  color: -moz-DialogText;
+  text-shadow: none;
+  padding: unset;
+}
+
+:host([native][disabled="true"]) {
+  color: GrayText;
+}
+
+:host([native][disabled="true"]) > dropmarker {
+  padding-inline-start: 7px !important;
+}
+
+/* Label box */
+
+#label-box[native] {
+  appearance: auto;
+  -moz-default-appearance: menulist-text;
+  align-items: center;
+  justify-content: center;
+  margin-bottom: 1px;
+}
+
+label[native] {
+  margin: 1px 3px !important;
+}
+
+/* Dropmarker */
+
+dropmarker[native] {
+  display: none;
+}
diff --git a/toolkit/themes/osx/global/moz.build b/toolkit/themes/osx/global/moz.build
new file mode 100644
index 0000000000..d988c0ff9b
--- /dev/null
+++ b/toolkit/themes/osx/global/moz.build
@@ -0,0 +1,7 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+JAR_MANIFESTS += ["jar.mn"]
diff --git a/toolkit/themes/osx/global/popup.css b/toolkit/themes/osx/global/popup.css
new file mode 100644
index 0000000000..f748a0b35b
--- /dev/null
+++ b/toolkit/themes/osx/global/popup.css
@@ -0,0 +1,96 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+menupopup,
+panel {
+  appearance: auto;
+  -moz-default-appearance: menupopup;
+  /* We set the default background here, rather than on ::part(content),
+   * because otherwise it'd interfere with the native look. Non-native-looking
+   * popups should get their background via --panel-background */
+  background-color: Menu;
+  --panel-background: none;
+  --panel-color: MenuText;
+  --panel-padding: 0;
+  --panel-border-color: transparent;
+  --panel-border-radius: 0;
+  --panel-width: initial;
+
+  /* This var is used on panelUI-shared.css to calculate panel shadow margins,
+   * but as shadows on macOS are being taken care of by the OS, there's
+   * no need for CSS to do calculations, so just set it to 0px here. */
+  --panel-shadow-margin: 0px;
+  --panel-shadow: none;
+}
+
+menupopup > menu > menupopup {
+  margin-top: -4px;
+}
+
+menupopup {
+  --panel-padding: 4px 0;
+}
+
+panel[titlebar] {
+  appearance: none; /* to disable rounded corners */
+}
+
+:is(panel, menupopup)[type="arrow"] {
+  appearance: none;
+  background: transparent;
+}
+
+:is(panel, menupopup)::part(content) {
+  display: flex;
+  box-sizing: border-box;
+  -moz-font-smoothing-background-color: var(--panel-background, -moz-mac-menupopup);
+  background: var(--panel-background);
+  color: var(--panel-color);
+  box-shadow: var(--panel-shadow);
+  padding: var(--panel-padding);
+  margin: var(--panel-shadow-margin);
+  width: var(--panel-width);
+  border-radius: var(--panel-border-radius);
+  border: 1px solid var(--panel-border-color);
+
+  min-width: 0;
+  min-height: 0;
+
+  /* Makes popup constraints work */
+  max-height: calc(100% - 2 * var(--panel-shadow-margin));
+  max-width: calc(100% - 2 * var(--panel-shadow-margin));
+}
+
+:is(panel, menupopup)[orient=vertical]::part(content) {
+  flex-direction: column;
+}
+
+:is(panel, menupopup)[type="arrow"]::part(content) {
+  margin: 1px;
+}
+
+panel[type="arrow"].panel-no-padding::part(content) {
+  padding: 0;
+  overflow: hidden; /* Don't let panel content overflow the border-radius */
+}
+
+/* rules for popups associated with menulists */
+
+menulist > menupopup {
+  min-width: 0;
+  --panel-padding: 4px 0;
+}
+
+menulist > menupopup:not([position]) {
+  margin-inline-start: -13px;
+  margin-top: -2px;
+}
+
+menupopup[customoptionstyling="true"] {
+  appearance: none;
+  padding-block: 0;
+}
diff --git a/toolkit/themes/osx/global/radio.css b/toolkit/themes/osx/global/radio.css
new file mode 100644
index 0000000000..9f3a9e670d
--- /dev/null
+++ b/toolkit/themes/osx/global/radio.css
@@ -0,0 +1,37 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+.radio-label,
+radiogroup {
+  margin: 1px 0;
+}
+
+radio {
+  appearance: auto;
+  -moz-default-appearance: radio-container;
+  align-items: center;
+  margin: 4px 2px;
+  -moz-user-focus: ignore;
+}
+
+.radio-icon {
+  margin-inline-end: 2px;
+}
+
+radio[disabled="true"] {
+  color: GrayText;
+}
+
+.radio-check {
+  appearance: auto;
+  -moz-default-appearance: radio;
+  margin: 0 1px 1px;
+  /* vertical-align tells native theming where to snap to. However, this doesn't
+   * always work reliably because of bug 503833. */
+  vertical-align: bottom;
+  width: 1.3em;
+  height: 1.3em;
+}
diff --git a/toolkit/themes/osx/global/richlistbox.css b/toolkit/themes/osx/global/richlistbox.css
new file mode 100644
index 0000000000..ab9f646a1c
--- /dev/null
+++ b/toolkit/themes/osx/global/richlistbox.css
@@ -0,0 +1,46 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+richlistbox {
+  appearance: auto;
+  -moz-default-appearance: listbox;
+  margin: 2px 4px;
+  background-color: Field;
+  color: FieldText;
+}
+
+richlistbox[disabled="true"] {
+  color: GrayText;
+}
+
+richlistitem[selected="true"] {
+  background-color: -moz-Dialog;
+  color: -moz-DialogText;
+}
+
+richlistbox:where(:focus) > richlistitem[selected="true"] {
+  background-color: SelectedItem;
+  color: SelectedItemText;
+}
+
+richlistbox.theme-listbox > richlistitem {
+  border: 1px solid transparent;
+}
+
+richlistbox.theme-listbox:not(:focus) > richlistitem[selected="true"] {
+  background-color: -moz-mac-secondaryhighlight;
+}
+
+richlistbox.theme-listbox > richlistitem > label {
+  margin: 0px;
+  padding-bottom: 1px;
+  padding-inline-start: 4px;
+  white-space: nowrap;
+}
+
+listheader {
+  color: -moz-DialogText;
+}
diff --git a/toolkit/themes/osx/global/splitter.css b/toolkit/themes/osx/global/splitter.css
new file mode 100644
index 0000000000..5605ae4e90
--- /dev/null
+++ b/toolkit/themes/osx/global/splitter.css
@@ -0,0 +1,51 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+/* ::::: splitter (vertical) ::::: */
+
+splitter {
+  align-items: center;
+  justify-content: center;
+  cursor: ew-resize;
+  min-width: 9px;
+  min-height: 9px;
+}
+
+splitter[state="collapsed"][collapse="before"],
+splitter[state="collapsed"][substate="before"],
+splitter[state="collapsed"][collapse="after"]:-moz-locale-dir(rtl),
+splitter[state="collapsed"][substate="after"]:-moz-locale-dir(rtl) {
+  cursor: e-resize;
+}
+
+splitter[state="collapsed"][collapse="after"],
+splitter[state="collapsed"][substate="after"],
+splitter[state="collapsed"][collapse="before"]:-moz-locale-dir(rtl),
+splitter[state="collapsed"][substate="before"]:-moz-locale-dir(rtl) {
+  cursor: w-resize;
+}
+
+/* ::::: splitter (horizontal) ::::: */
+
+splitter[orient="vertical"] {
+  cursor: ns-resize;
+  min-height: 9px;
+  min-width: 9px;
+}
+
+splitter[orient="vertical"][state="collapsed"][collapse="before"],
+splitter[orient="vertical"][state="collapsed"][substate="before"] {
+  cursor: s-resize;
+}
+
+splitter[orient="vertical"][state="collapsed"][collapse="after"],
+splitter[orient="vertical"][state="collapsed"][substate="after"] {
+  cursor: n-resize;
+}
+
+splitter[disabled="true"] {
+  cursor: default !important;
+}
diff --git a/toolkit/themes/osx/global/tabbox.css b/toolkit/themes/osx/global/tabbox.css
new file mode 100644
index 0000000000..f08bbe1eca
--- /dev/null
+++ b/toolkit/themes/osx/global/tabbox.css
@@ -0,0 +1,64 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+    The default style of these tabs is that of an NSTabView with tabs at
+    the top in the "regular" size. These tabs can be used with or without
+    a tabbox element.
+*/
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+tabbox {
+  margin: 0 5px;
+}
+
+tabpanels {
+  appearance: auto;
+  -moz-default-appearance: tabpanels;
+  padding: 33px 15px 15px;
+}
+
+tabs {
+  align-items: center;
+  font: menu;
+  padding: 0 10px;
+  margin-bottom: -12px;
+  position: relative;
+  /* Needs to sort on top of the tabbox, which is a grid container (and thus
+   * causes pseudo stacking contexts to be created) */
+  z-index: 1;
+}
+
+tab {
+  appearance: auto;
+  -moz-default-appearance: tab;
+  padding-top: 1px;
+}
+
+tab:-moz-focusring {
+  /* Tab focus rings need to overlay adjacent tabs. */
+  position: relative;
+}
+
+tab:where(:first-of-type) {
+  padding-inline-start: 2px;
+}
+
+tab:where(:last-of-type) {
+  padding-inline-end: 2px;
+}
+
+tab:where([visuallyselected="true"]:not(:-moz-window-inactive)) {
+  color: #FFF;
+}
+
+.tab-middle {
+  padding: 1px 6px 2px;
+}
+
+.tabs-left,
+.tabs-right  {
+  flex: 1;
+}
diff --git a/toolkit/themes/osx/global/tabprompts.css b/toolkit/themes/osx/global/tabprompts.css
new file mode 100644
index 0000000000..7259cf1829
--- /dev/null
+++ b/toolkit/themes/osx/global/tabprompts.css
@@ -0,0 +1,62 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Tab Modal Prompt boxes */
+.tabModalBackground,
+tabmodalprompt {
+  background-color: hsla(0,0%,10%,.5);
+}
+
+tabmodalprompt {
+  font-family: sans-serif; /* use content font not system UI font */
+  font-size: 110%;
+}
+
+.tabmodalprompt-mainContainer {
+  color: black;
+  background-color: hsla(0,0%,100%,.95);
+  background-clip: padding-box;
+  border-radius: 2px;
+  border: 1px solid hsla(0,0%,0%,.5);
+}
+
+.tabmodalprompt-buttonContainer {
+  background-color: hsla(0,0%,0%,.05);
+  border-top: 1px solid hsla(0,0%,0%,.05);
+}
+
+.tabmodalprompt-buttonContainer > button {
+  appearance: none;
+  padding: 2px 0;
+  margin: 0;
+  margin-inline-start: 8px;
+  border-radius: 2px;
+  color: black !important;
+  background-color: hsl(0,0%,90%);
+  background-image: linear-gradient(hsla(0,0%,100%,.7), transparent);
+  background-clip: padding-box;
+  border: 1px solid;
+  border-color: hsl(0,0%,65%) hsl(0,0%,60%) hsl(0,0%,50%);
+  box-shadow: 0 1px 0 hsla(0,0%,100%,.9) inset,
+              0 1px 2px hsla(0,0%,0%,.1);
+}
+
+.tabmodalprompt-buttonContainer > button[default=true] {
+  background-color: hsl(0,0%,79%);
+}
+
+.tabmodalprompt-buttonContainer > button:hover {
+  background-color: hsl(0,0%,96%);
+}
+
+.tabmodalprompt-buttonContainer > button:hover:active {
+  background-image: linear-gradient(hsla(0,0%,100%,.2), transparent);
+  background-color: hsl(0,0%,70%);
+  box-shadow: 0 1px 0 hsla(0,0%,100%,.2) inset,
+              0 1px 3px hsla(0,0%,0%,.2);
+}
+
+.tabmodalprompt-buttonContainer > button:focus-visible {
+  outline: var(--focus-outline);
+}
diff --git a/toolkit/themes/osx/global/toolbar.css b/toolkit/themes/osx/global/toolbar.css
new file mode 100644
index 0000000000..0a60ae57d9
--- /dev/null
+++ b/toolkit/themes/osx/global/toolbar.css
@@ -0,0 +1,52 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+
+toolbox {
+  /* Setting -moz-default-appearance:toolbox causes sheets to attach under the
+   * toolbox and has no other effects. It doesn't render anything. */
+  appearance: auto;
+  -moz-default-appearance: toolbox;
+}
+
+toolbar {
+  min-width: 1px;
+  min-height: 20px;
+  appearance: auto;
+  -moz-default-appearance: toolbar;
+}
+
+toolbar:-moz-lwtheme {
+  appearance: none;
+}
+
+toolbarseparator {
+  appearance: auto;
+  -moz-default-appearance: separator;
+  margin: 3px 4px;
+}
+
+toolbarpaletteitem {
+  cursor: grab;
+}
+
+toolbarspacer {
+  min-width: 24px !important;
+}
+
+/* Drag and drop feedback */
+
+toolbarpaletteitem[place="toolbar"] {
+  margin-inline: -2px;
+  border-inline: 2px solid transparent;
+}
+
+toolbarpaletteitem[dragover="left"] {
+  border-left-color: #000000;
+}
+
+toolbarpaletteitem[dragover="right"] {
+  border-right-color: #000000;
+}
diff --git a/toolkit/themes/osx/global/toolbarbutton.css b/toolkit/themes/osx/global/toolbarbutton.css
new file mode 100644
index 0000000000..c043546e14
--- /dev/null
+++ b/toolkit/themes/osx/global/toolbarbutton.css
@@ -0,0 +1,59 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+toolbarbutton {
+  margin: 0 2px;
+  padding: 3px 2px;
+  background-color: transparent;
+}
+
+.toolbarbutton-text {
+  margin: 0;
+  padding: 0;
+  vertical-align: middle;
+}
+
+toolbarbutton:where([disabled="true"]) {
+  color: -moz-mac-disabledtoolbartext;
+}
+
+/* ::::: toolbarbutton menu ::::: */
+
+.toolbarbutton-menu-dropmarker,
+.toolbarbutton-combined-buttons-dropmarker {
+  appearance: none;
+  list-style-image: url("chrome://global/skin/icons/arrow-down-12.svg");
+  -moz-context-properties: fill;
+  fill: currentColor;
+  width: auto;
+}
+
+/* ::::: toolbarbutton badged ::::: */
+
+.toolbarbutton-badge {
+  box-sizing: border-box;
+  overflow: hidden;
+  white-space: nowrap;
+  background-color: #d90000;
+  font-size: 9px;
+  padding: 1px 2px;
+  color: #fff;
+  text-shadow: none;
+  border-radius: 2px;
+  box-shadow: 0 1px 0 hsla(0, 100%, 100%, .2) inset,
+              0 -1px 0 hsla(0, 0%, 0%, .1) inset,
+              0 1px 0 hsla(206, 50%, 10%, .2);
+  margin: -5px 0 0 !important;
+  margin-inline-end: -4px !important;
+  min-width: 14px;
+  max-width: 20px;
+  line-height: 10px;
+  text-align: center;
+  align-self: start;
+  justify-self: end;
+}
+
+toolbar[mode="icons"] > *|* > .toolbarbutton-badge {
+  margin-inline-end: -10px !important;
+}
diff --git a/toolkit/themes/osx/global/wizard.css b/toolkit/themes/osx/global/wizard.css
new file mode 100644
index 0000000000..e281995322
--- /dev/null
+++ b/toolkit/themes/osx/global/wizard.css
@@ -0,0 +1,56 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
+@namespace html url("http://www.w3.org/1999/xhtml");
+
+:host {
+  padding: 14px;
+}
+
+.wizard-header {
+  appearance: auto;
+  -moz-default-appearance: dialog;
+}
+
+.wizard-header-box-text {
+  padding: 6px 10px;
+  font: menu;
+  font-weight: bold;
+}
+
+.wizard-header-label {
+  margin-inline-start: 23px;
+  font-weight: bold;
+}
+
+.wizard-header-box-icon {
+  margin-block: 3px 0;
+  margin-inline: 3px 20px;
+}
+
+:host([data-branded="true"]) .wizard-header-icon {
+  list-style-image: url("chrome://branding/content/icon128.png");
+  width: 48px;
+  height: 48px;
+}
+
+html|*.wizard-page-box {
+  padding: 15px 23px;
+  appearance: auto;
+  -moz-default-appearance: dialog;
+}
+
+.wizard-buttons-separator {
+  margin: 0 !important;
+  border-bottom: 1px solid #fff !important;
+}
+
+.wizard-buttons-btm {
+  padding: 3px 6px 6px;
+}
+
+.wizard-button {
+  font: menu !important;
+}