/* 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/. */

:root {
  /* Colors from common.css */
  --bg-color: #f9f9fa; /* --in-content-background-color */
  --text-color: #0c0c0d; /* --in-content-text-color */
  --secondary-text-color: var(--grey-50);

  --border-color: #d7d7db; /* --in-content-border-color */

  --box-background: #fff;
  --box-border-color: #d7d7db;

  --button-background-color: var(--grey-90-a10); /* Note: this is from Photon Default button */
  --button-color: var(--grey-90); /* Note: this is from Photon Default button */
  --button-hover-background-color: var(--grey-90-a20); /* Note: this is from Photon Default button */
  --button-active-background-color: var(--grey-90-a30); /* Note: this is from Photon Default button */

  --category-background-hover: rgba(12,12,13,0.1);
  --category-text: rgba(12,12,13);
  --category-text-selected: #0a84ff;

  --fieldpair-text-color: var(--grey-50);

  --sidebar-text-color: var(--category-text);
  --sidebar-selected-color: var(--category-text-selected);
  --sidebar-background-hover: var(--category-background-hover);

  --card-background-color: var(--white-100);
  --card-separator-color: var(--grey-20);

  /* Dimensions from common.css #categories > .category */
  /* TODO: Values are not based on photon's 4px base distance, see bug 1501638 */
  --category-height: 48px;
  --category-padding: 10px;
  --category-transition-duration: 150ms;

  --icon-ok-color: var(--green-70);
  --icon-info-color: var(--grey-90);

  --link-color: #0a8dff;
  --link-color-active: #003eaa;
  --link-color-hover: #0060df;

  --primary-button-background-color: var(--blue-60);
  --primary-button-color: var(--white-100);
  --primary-button-hover-background-color: var(--blue-70);
  --primary-button-active-background-color: var(--blue-80);

  --popup-header-background-color: var(--grey-20);
  --popup-header-color: var(--grey-90);

  /* Colors from Photon */
  --success-background: #30e60b;
  --warning-background: #fffbd6; /* from the Web Console */
  --warning-border: rgba(164, 127, 0, 0.27); /* yellow-70(#a47f00) at 27% */
  --warning-icon: var(--yellow-65); /* from the Web Console */
  --warning-text: var(--yellow-80); /* from the Web Console */
  --error-background: #fdf2f5; /* from the Web Console */
  --error-border: rgba(90, 0, 2, 0.16); /*  red-80(#5a0002) at 16% */
  --error-icon: var(--red-60); /* from the Web Console */
  --error-text: var(--red-70); /* from the Web Console */
  --highlight-50: #0a84ff;
  --grey-20: #ededf0; /* for ui, no special semantic */
  --grey-30: #d7d7db; /* for ui, no special semantic */
  --grey-50: #737373; /* for ui, no special semantic */
  --grey-90: #0c0c0d; /* for ui, no special semantic */
  --grey-90-a10: rgba(12, 12, 13, 0.1);
  --grey-90-a20: rgba(12, 12, 13, 0.2);
  --grey-90-a30: rgba(12, 12, 13, 0.3);
  --grey-90-a60: rgba(12, 12, 13, 0.6);
  --red-70: #a4000f; /* for ui, no special semantic */
  --white-100: #fff; /* for ui, no special semantic */
  --yellow-60: #d7b600; /* for ui, no special semantic */
  --yellow-70: #a47f00; /* for ui, no special semantic */

  /* Typography from Photon */
  /* See https://firefox-dev.tools/photon/visuals/typography.html */
  --body-10-font-size: 13px;
  --body-10-font-weight: 400;
  --body-20-font-size: 15px;
  --body-20-font-weight: 400;
  --body-20-font-weight-bold: 700;
  --caption-10-font-size: 11px;
  --caption-10-font-weight: 400;
  --caption-20-font-size: 13px;
  --caption-20-font-weight: 400;
  --display-10-font-size: 28px;
  --display-10-font-weight: 200;
  --title-20-font-size: 17px;
  --title-20-font-weight: 600;
  --title-30-font-size: 22px;
  --title-30-font-weight: 300;

  /* Global layout vars */
  --page-width: 664px;
  --base-unit: 4px;

  /* Global styles */
  --base-font-style: message-box;
  --base-font-size: var(--body-10-font-size);
  --base-font-weight: var(--body-10-font-weight);
  --base-line-height: 1.8;
  --icon-label-font-size: var(--body-10-font-size);
  --message-font-size: var(--body-10-font-size);
  --button-font-size: var(--base-font-size);
  --micro-font-size: 11px;
  --monospace-font-family: monospace;

  --card-shadow-blur-radius: var(--base-unit);


  /*
   * Variables particular to about:debugging
   */
  --alt-heading-icon-size: calc(var(--base-unit) * 6);
  --alt-heading-icon-gap: var(--base-unit);
  --main-heading-icon-size: calc(var(--base-unit) * 17); /* 4px * 17 = 68px */
  --main-heading-icon-gap: calc(var(--base-unit) * 3);
  --main-subheading-icon-size: calc(var(--base-unit) * 4);
  --main-subheading-heading-icon-gap: calc(var(--base-unit) * 2);
}

/* Dark Theme variables */

@media  (prefers-color-scheme: dark) {
  :root {
    --bg-color: rgb(28, 27, 34); /* --in-content-background-color */
    --text-color: #eee; /* --in-content-text-color */
    --secondary-text-color: rgb(168, 168, 168);

    --box-background: rgb(35, 34, 43);
    --box-border-color: rgba(249,249,250,0.2);

    --link-color: #00ddff;
    --link-color-active: rgb(170,242,255);
    --link-color-hover: rgb(128,235,255);

    --button-background-color: rgb(72, 72, 84);
    --button-color: var(--white-100);
    --button-hover-background-color: rgb(92, 92, 106);

    --category-background-hover: rgba(12,12,13,0.1);
    --category-text: var(--text-color);

    --fieldpair-text-color: var(--text-color);

    --sidebar-text-color: var(--text-color);
    --sidebar-selected-color: var(--link-color);
    --sidebar-background-hover: rgb(92, 92, 106);

    --card-background-color: rgb(35, 34, 43);
    --card-separator-color: var(--grey-50);

    --icon-ok-color: var(--white-100);
    --icon-info-color: var(--white-100);

    --popup-header-background-color: var(--grey-50);
    --popup-header-color: var(--white-100);

    /*
     * From common.inc.css
     * https://searchfox.org/mozilla-central/rev/b52cf6bbe214bd9d93ed9333d0403f7d556ad7c8/toolkit/themes/shared/in-content/common.inc.css#165-168
     */
    --primary-button-background-color: #00ddff;
    --primary-button-color: rgb(43,42,51);
    --primary-button-active-background-color: rgb(170,242,255);
    --primary-button-hover-background-color: rgb(128,235,255);
  }
}

/*
* Reset some tags
*/

html {
  font: var(--base-font-style);
}

body {
  margin: 0;
  padding: 0;
  color: var(--text-color);
  font-size: var(--base-font-size);
  font-weight: var(--base-font-weight);
  line-height: var(--base-line-height);
  background: var(--bg-color);
}

dd {
  margin: 0;
  padding: 0;
}

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

a {
  color: var(--link-color);
  text-decoration: none;
}
a:hover {
  color: var(--link-color-hover);
  text-decoration: underline;
}
a:active {
  color: var(--link-color-active);
}

p, h1 {
  margin: 0;
}

/*
* Utils
*/

/* text that needs to be cut with … */
.ellipsis-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Technical text that should use a monospace font, such as code, error messages. */
.technical-text {
  font-family: var(--monospace-font-family);
}

/* Links that need to look like current text */
.undecorated-link,
.undecorated-link:hover {
  text-decoration: none;
  color: currentColor;
}

/* Text needs to wrap anywhere */
.word-wrap-anywhere {
  word-wrap: anywhere;
}

/*
* Typography
*/

/* Main style for heading (i.e. h1) */
.main-heading {
  font-size: var(--display-10-font-size);
  font-weight: var(--display-10-font-weight);
  line-height: 1.2;
}

.main-heading__icon {
  width: 100%;
}

.main-heading-subtitle {
  font-size: var(--title-30-font-size);
  font-weight: var(--title-30-font-weight);
}

/* Main style for a subheading (i.e. h2). It features an icon */
/* +--------+-------------+
*  | [Icon] | Lorem ipsum |
*  +--------+-------------+
*/
.main-subheading {
  margin-block: calc(var(--base-unit) * 4) 0;
  font-size: var(--title-20-font-size); /* Note: this is from Photon Title 20 */
  font-weight: var(--title-20-font-weight); /* Note: this is from Photon Title 20 */

  display: grid;
  grid-template-columns: var(--main-subheading-icon-size) 1fr;
  grid-column-gap: var(--main-subheading-heading-icon-gap);
  align-items: center;
}

.main-subheading__icon {
  width: 100%;
  fill: currentColor;
  -moz-context-properties: fill;
}

/* Alternative style for a heading (i.e. h1) */
.alt-heading {
  font-weight: var(--title-20-font-weight);
  font-size: var(--title-20-font-size);

  margin-block-start: 0;
  margin-block-end: calc(var(--base-unit) * 4);
}

.alt-heading--larger {
  font-size: var(--title-30-font-size);
  font-weight: var(--title-30-font-weight);
}

/* Alternative style for a subheading (i.e. h2). It features an icon */
/* +--------+-------------+
*  | [Icon] | Lorem ipsum |
*  +--------+-------------+
*/
.alt-subheading {
  margin-block-start: calc(var(--base-unit) * 4);
  font-weight: 600;
  font-size: 1.14em;
  line-height: 1.4em; /* odd value - from common.inc.css */

  display: grid;
  grid-template-columns: var(--alt-heading-icon-size) 1fr;
  grid-column-gap: var(--alt-heading-icon-gap);
  align-items: center;
}

.alt-subheading__icon {
  width: 100%;
  fill: currentColor;
  -moz-context-properties: fill;
}

/*
* Layout elements
*/

/* for horizontal rules / separators */
.separator {
  border-style: solid none none none;
  border-color: var(--border-color);
}

/* adds breathing space to the separator */
.separator--breathe {
  margin: calc(var(--base-unit) * 5) 0;
}

/* a series of button-like elements, layed out horizontally */
.toolbar {
  display: flex;
  column-gap: calc(var(--base-unit) * 3);
}

.toolbar--right-align {
  justify-content: end;
}

/*
Form controls
*/
.default-button, .default-input {
  box-sizing: border-box;
  font-size: 1em;
}

/* Buttons from Photon */
.default-button, .primary-button {
  appearance: none;
  margin: 0;
  height: calc(var(--base-unit) * 8);
  padding-inline-start: calc(var(--base-unit) * 5);
  padding-inline-end: calc(var(--base-unit) * 5);

  border: none;
  border-radius: calc(var(--base-unit) / 2);

  font-size: var(--button-font-size);
}

/* Disabled state for buttons from Photon */
.default-button:disabled, .primary-button:disabled {
  opacity: 0.4;
}

/* Smaller variant size for buttons, from Photon */
.default-button--micro, .primary-button--micro {
  padding-inline-start: calc(2 * var(--base-unit));
  padding-inline-end: calc(2 * var(--base-unit));
  font-size: var(--micro-font-size);
  height: calc(var(--base-unit) * 6);
}

/* Photon button representing a primary action */
.primary-button {
  color: var(--primary-button-color);
  background-color: var(--primary-button-background-color);
}

.primary-button:enabled:hover {
  background: var(--primary-button-hover-background-color);
}

.primary-button:enabled:active {
  background: var(--primary-button-active-background-color);
}

/* Photon standard button */
.default-button {
  color: var(--button-color);
  background-color: var(--button-background-color);
}

.default-button:enabled:hover {
  background: var(--button-hover-background-color);
}

.default-button:enabled:active {
  background: var(--button-active-background-color);
}

@media (prefers-contrast) {
  .default-button,
  .ghost-button,
  .primary-button {
    background-color: ButtonFace;
    /* Add a border to make buttons visible in high contrast */
    border: 1px solid ButtonText;
    color: ButtonText;
  }

  .ghost-button {
    fill:  ButtonText;
  }

  :is(
    .default-button,
    .ghost-button,
    .primary-button
  ):enabled:is(:hover, :active) {
    background-color: ButtonText;
    color: ButtonFace;
  }
}

/* Photon ghost button. Icon button with no background */
.ghost-button {
  background: transparent;
  border: none;
  border-radius: calc(var(--base-unit) / 2);
  fill: var(--button-color);
  height: calc(var(--base-unit) * 6);
  padding: calc(var(--base-unit));
  width: calc(var(--base-unit) * 6);

  -moz-context-properties: fill;
}

.ghost-button:hover {
  background: var(--button-hover-background-color);
}

.ghost-button:active {
  background: var(--button-active-background-color);
}

/* Standard inputs */
.default-input {
  line-height: unset;
  padding: 0 calc(var(--base-unit) * 2);
  height: 100%;

  border: 1px solid var(--box-border-color);
  border-radius: 2px;
  color: var(--text-color);
  background-color: var(--box-background);
}

/*
* Other UI components
*/

/*
* A small, colored badge.
* NOTE: styles borrowed from Photon's micro buttons (there aren't badges)
*/
.badge {
  background: var(--grey-30);
  border-radius: calc(var(--base-unit) / 2);
  font-size: var(--micro-font-size);
  padding: var(--base-unit) calc(2 * var(--base-unit));
}

.badge--info {
  background: var(--highlight-50);
}

.badge--success {
  background: var(--success-background);
}

.badge--warning {
  background: var(--warning-background);
}

.badge--error {
  background: var(--error-background);
}

/*
 * Card UI, from Photon
 */
.card {
  background-color: var(--card-background-color); /* from common.inc.css */
  border-radius: var(--card-shadow-blur-radius); /* from common.inc.css */
  box-shadow: 0 1px 4px var(--grey-90-a10); /* from common.inc.css */
  box-sizing: border-box;
  min-width: min-content;
  padding-block: calc(var(--base-unit) * 5);
}

.card__heading {
  font-size: var(--title-20-font-size); /* Note: this is from Photon Title 20 */
  font-weight: var(--title-20-font-weight); /* Note: this is from Photon Title 20 */
}
