:root {
  --bg: #fff;
  --ink: #202122;
  --muted: #54595d;
  --line: #a2a9b1;
  --soft: #eaecf0;
  --surface: #f8f9fa;
  --link: #36c;
  --heading: #101418;
  --body-size: 16px;
  --content-max: 1650px;
  --green: #f2f7ee;
  --green-head: #ceddc7;
  --blue: #eef4fa;
  --blue-head: #d8e5f4;
  --cream: #fcf8ef;
  --cream-head: #eedfbd;
  --purple: #f7f3f9;
  --purple-head: #e4d9ec;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 25px;
  background: var(--bg);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: var(--body-size);
}
body {
  margin: 0;
  line-height: 1.65;
}
a {
  color: var(--link);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--link);
  outline-offset: 3px;
}
button,
input {
  font: inherit;
}
button {
  cursor: pointer;
  color: var(--ink);
}
h1,
h2 {
  color: var(--heading);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  line-height: 1.3;
}
h1 {
  font-size: 2em;
  margin: 0 0 8px;
  border-bottom: 1px solid var(--line);
  padding: 0 0 9px;
}
h2 {
  font-size: 1.52em;
  margin: 27px 0 14px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 7px;
}
h3 {
  font-size: 1.08em;
  margin: 15px 0 8px;
}
p {
  margin: 0 0 16px;
}
ul,
ol {
  padding-left: 25px;
  margin: 10px 0 19px;
}
li {
  margin: 5px 0;
}
img {
  max-width: 100%;
}
button {
  background: transparent;
  border: 0;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.skip-link {
  position: absolute;
  left: 14px;
  top: -100px;
  z-index: 10;
  background: var(--bg);
  padding: 10px;
}
.skip-link:focus {
  top: 10px;
}
.site-header {
  max-width: var(--content-max);
  padding: 22px 40px 21px;
  margin: auto;
  display: flex;
  align-items: center;
  gap: 22px;
  border-bottom: 1px solid var(--soft);
}
.menu-toggle {
  font-size: 22px;
  width: 28px;
  padding: 0;
  line-height: 1;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  flex-shrink: 0;
}
.wordmark:hover {
  text-decoration: none;
}
.wordmark > span {
  display: flex;
  flex-direction: column;
}
.wordmark strong {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: 27px;
  line-height: 1.1;
  letter-spacing: 1px;
}
.wordmark small {
  font-size: 22px;
  letter-spacing: 0;
}
.wordmark span span {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 13px;
  line-height: 1.7;
}
.site-search {
  display: flex;
  margin-left: 28px;
  width: min(480px, 40vw);
  height: 36px;
}
.site-search input {
  min-width: 0;
  flex: 1;
  border: 1px solid #72777d;
  padding: 6px 11px;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  border-radius: 2px 0 0 2px;
}
.site-search button {
  border: 1px solid #72777d;
  border-left: 0;
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px;
  background: var(--surface);
  border-radius: 0 2px 2px 0;
}
.header-links {
  display: flex;
  gap: 18px;
  margin-left: auto;
  white-space: nowrap;
  font-size: 13px;
}
.wiki-layout {
  max-width: var(--content-max);
  margin: auto;
  display: grid;
  grid-template-columns: 174px minmax(0, 1fr) 154px;
  gap: 38px;
  padding: 35px 40px 45px;
}
.contents-sidebar {
  font-size: 14px;
  padding-top: 9px;
  align-self: start;
  position: sticky;
  top: 30px;
}
.contents-sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 11px;
}
.contents-sidebar h2,
.appearance summary {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 7px;
  padding: 0 0 9px;
  border-bottom: 1px solid var(--soft);
}
.contents-sidebar a {
  line-height: 1.45;
}
.contents-sidebar a.current {
  font-weight: 700;
  border-left: 2px solid var(--link);
  padding-left: 8px;
}
.browse-more {
  margin-top: 30px;
}
.appearance {
  padding-top: 9px;
  font-size: 14px;
  align-self: start;
  position: sticky;
  top: 30px;
}
.appearance summary {
  list-style: none;
  cursor: pointer;
}
.appearance summary::after {
  content: " hide";
  font-weight: 400;
  color: var(--link);
  font-size: 12px;
  margin-left: 8px;
}
.appearance details:not([open]) summary::after {
  content: " show";
}
.appearance fieldset {
  border: 0;
  margin: 15px 0;
  padding: 0;
}
.appearance legend {
  font-size: 13px;
  color: var(--muted);
  padding: 0;
  margin-bottom: 8px;
}
.appearance label {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 6px 0;
  cursor: pointer;
}
.appearance input {
  accent-color: var(--link);
  margin: 0;
}
.appearance-note {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
  margin-top: 18px;
}
main {
  min-width: 0;
  outline: none;
}
.article-byline {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 16px;
}
.article-heading h1 {
  margin-top: 0;
}
.article-category {
  font-size: 13px;
  line-height: 1.5;
  margin: 0 0 12px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 15px;
}
.status-label {
  font-size: 11px;
  font-weight: 700;
  border: 1px solid var(--line);
  padding: 2px 6px;
  background: var(--surface);
  color: var(--muted);
}
.status-label.available {
  background: #eef5e9;
  color: #35522b;
  border-color: #c2d0ba;
}
.status-label.coming-soon {
  background: #fff5df;
  color: #705920;
  border-color: #e6d5a8;
}
.page-tabs {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  margin: 0 0 24px;
  min-height: 38px;
  align-items: stretch;
}
.page-tabs nav,
.page-tools {
  display: flex;
  gap: 20px;
  align-items: stretch;
}
.page-tabs a,
.page-tabs .active,
.page-tools > span,
.page-tools > button {
  display: flex;
  align-items: center;
  padding: 0 0 10px;
  line-height: 1;
}
.page-tabs .active,
.page-tools > span {
  border-bottom: 2px solid var(--ink);
  color: var(--ink);
}
.page-tools button {
  color: var(--link);
  font-size: 13px;
}
.article-body {
  max-width: 100%;
  line-height: 1.7;
}
.article-body p {
  margin: 0 0 18px;
}
.article-summary {
  font-weight: 700;
  color: var(--ink);
  font-size: 1.05em;
}
.article-body section {
  clear: none;
}
.article-body h2 {
  overflow: hidden;
}
.section-anchor {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  margin-left: 12px;
  opacity: 0;
}
.article-body h2:hover .section-anchor,
.section-anchor:focus {
  opacity: 1;
}
.infobox {
  float: right;
  width: 276px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 9px;
  margin: 4px 0 25px 28px;
  font-size: 13px;
  line-height: 1.5;
}
.infobox h2 {
  font-family: Arial, Helvetica, sans-serif;
  text-align: center;
  font-size: 18px;
  font-weight: 700;
  border: 0;
  margin: 0 0 10px;
  background: var(--green-head);
  padding: 8px;
}
.infobox img {
  width: 100%;
  height: auto;
  display: block;
}
.infobox .infobox-caption {
  text-align: center;
  font-size: 12px;
  margin: 8px 0 12px;
  color: var(--muted);
}
.infobox dl {
  margin: 0;
}
.infobox dl div {
  display: grid;
  grid-template-columns: 93px 1fr;
  gap: 8px;
  margin: 9px 0;
}
.infobox dt {
  font-weight: 700;
}
.infobox dd {
  margin: 0;
}
.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  margin: 18px 0 23px;
}
.wikitable {
  border-collapse: collapse;
  background: var(--surface);
  width: 100%;
  line-height: 1.5;
  font-size: 0.93em;
}
.wikitable th,
.wikitable td {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}
.wikitable th {
  background: var(--soft);
  font-weight: 700;
}
.notice {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 4px solid var(--link);
  padding: 15px;
  margin: 16px 0;
}
.see-also {
  columns: 2;
}
.references {
  font-size: 13px;
  line-height: 1.65;
  color: var(--muted);
}
.references li {
  margin-bottom: 9px;
}
.category-box {
  border: 1px solid var(--line);
  padding: 10px 13px;
  font-size: 13px;
  background: var(--surface);
  clear: both;
  margin: 30px 0 5px;
}
.mobile-contents {
  display: none;
}
.welcome-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 21px 25px;
  margin-bottom: 23px;
}
.welcome-box h2 {
  border: 0;
  font-size: 1.8em;
  margin: 0 0 6px;
  padding: 0;
}
.welcome-box h2 a {
  color: var(--ink);
}
.welcome-box p {
  font-size: 15px;
  margin: 0;
  line-height: 1.7;
}
.welcome-links {
  display: flex;
  flex-direction: column;
  text-align: right;
  gap: 5px;
  font-size: 14px;
}
.welcome-links small {
  color: var(--muted);
  margin-top: 6px;
}
.portal-grid {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: 21px 18px;
}
.portal {
  border: 1px solid var(--line);
  padding: 6px;
  background: var(--green);
}
.portal > h2 {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  font-weight: 700;
  margin: 0;
  padding: 7px 10px;
  border: 1px solid #a8b7a2;
  background: var(--green-head);
}
.portal-content {
  padding: 14px 11px 6px;
  font-size: 15px;
  line-height: 1.7;
}
.portal-content p {
  margin-bottom: 13px;
}
.portal-content ul,
.portal-content ol {
  margin-bottom: 13px;
}
.portal-blue {
  background: var(--blue);
}
.portal-blue > h2 {
  background: var(--blue-head);
  border-color: #b2c3d4;
}
.portal-cream {
  background: var(--cream);
}
.portal-cream > h2 {
  background: var(--cream-head);
  border-color: #ccbd9d;
}
.portal-purple {
  background: var(--purple);
}
.portal-purple > h2 {
  background: var(--purple-head);
  border-color: #c6b5d0;
}
.full-article {
  text-align: right;
  font-size: 13px;
}
.topic-list {
  padding-left: 19px;
}
.launch-register {
  margin-top: 25px;
}
.launch-register h2 {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 13px;
}
.launch-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 15px;
  padding: 11px 14px;
  border: 1px solid var(--line);
  background: var(--surface);
  font-size: 14px;
}
.launch-row + .launch-row {
  border-top: 0;
}
.launch-register > p {
  font-size: 13px;
  text-align: right;
  margin: 8px 0 0;
}
.help-strip {
  padding: 2px 0 10px;
  margin-top: 26px;
}
.help-strip h2 {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  font-weight: 700;
  margin: 0 0 10px;
}
.help-strip p {
  font-size: 14px;
}
.category-jumps,
.alphabet {
  display: flex;
  gap: 13px;
  flex-wrap: wrap;
  border: 1px solid var(--line);
  padding: 13px 16px;
  background: var(--surface);
  font-size: 14px;
}
.article-index {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 25px;
}
.article-index li {
  padding: 0 0 12px;
  border-bottom: 1px solid var(--soft);
  margin: 0;
}
.article-index p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  margin: 5px 0 0;
}
.glossary-list {
  margin: 0;
}
.glossary-list > div {
  padding: 0 0 21px;
  margin: 0 0 21px;
  border-bottom: 1px solid var(--soft);
}
.glossary-list dt {
  font-weight: 700;
  display: flex;
  justify-content: space-between;
  gap: 15px;
}
.glossary-list small {
  font-weight: 400;
  color: var(--muted);
  font-size: 12px;
}
.glossary-list dd {
  margin: 7px 0 0;
}
.glossary-list dd p {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.94em;
}
.search-filters {
  display: flex;
  gap: 9px;
  margin-bottom: 22px;
}
.search-filters button {
  padding: 7px 12px;
  border: 1px solid var(--line);
  font-size: 13px;
  background: var(--surface);
}
.search-filters button[aria-pressed="true"] {
  background: var(--soft);
  font-weight: 700;
  border-color: var(--ink);
}
#search-count {
  font-size: 14px;
  color: var(--muted);
}
.search-result {
  padding: 0 0 20px;
  margin: 0 0 20px;
  border-bottom: 1px solid var(--soft);
}
.search-result h2 {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 19px;
  border: 0;
  margin: 0 0 5px;
  padding: 0;
  font-weight: 400;
}
.search-result .result-category {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}
.search-result p {
  margin-bottom: 8px;
}
.result-snippet {
  font-size: 14px;
  color: var(--muted);
}
.site-footer {
  max-width: var(--content-max);
  margin: auto;
  padding: 22px 40px 28px;
  border-top: 1px solid var(--soft);
  font-size: 12px;
  color: var(--muted);
  line-height: 1.7;
}
.site-footer p {
  margin: 0 0 10px;
}
.site-footer nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  margin: 14px 0;
}
.menu-dialog {
  margin: 0;
  height: 100dvh;
  max-height: 100dvh;
  max-width: min(340px, 90vw);
  width: 340px;
  padding: 22px;
  border: 0;
  border-right: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
}
.menu-dialog::backdrop {
  background: #0006;
}
.menu-dialog header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0 0 18px;
  border-bottom: 1px solid var(--soft);
  padding: 0 0 15px;
}
.menu-dialog header button {
  font-size: 27px;
  line-height: 1;
}
.menu-dialog nav {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
body:has(.menu-dialog[open]) {
  overflow: hidden;
}
.status-toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 50;
  max-width: calc(100vw - 40px);
  background: var(--ink);
  color: var(--bg);
  padding: 10px 16px;
  font-size: 14px;
  box-shadow: 0 2px 8px #0002;
}
[hidden] {
  display: none !important;
}
html[data-text="small"] {
  --body-size: 14px;
}
html[data-text="large"] {
  --body-size: 18px;
}
html[data-width="wide"] {
  --content-max: 100%;
}
html[data-colour="dark"] {
  --bg: #101418;
  --ink: #eaecf0;
  --muted: #a2a9b1;
  --heading: #f8f9fa;
  --line: #72777d;
  --soft: #272d33;
  --surface: #171d23;
  --link: #8daaff;
  --green: #18231a;
  --green-head: #263c29;
  --blue: #182431;
  --blue-head: #273d52;
  --cream: #2a241a;
  --cream-head: #453a27;
  --purple: #251d2d;
  --purple-head: #3e304a;
}
html[data-colour="dark"] .status-label.available {
  background: #20351d;
  color: #c1e3b3;
}
html[data-colour="dark"] .status-label.coming-soon {
  background: #3d321b;
  color: #f0d894;
}
@media (max-width: 1199px) {
  .site-header {
    padding: 20px 28px;
    gap: 15px;
  }
  .wordmark strong {
    font-size: 24px;
  }
  .site-search {
    margin-left: 10px;
    width: min(460px, 44vw);
  }
  .wiki-layout {
    grid-template-columns: 155px minmax(0, 1fr);
    gap: 26px;
    padding: 30px 28px;
  }
  .appearance {
    grid-column: 2;
    grid-row: 1;
    position: static;
    padding: 0;
    font-size: 13px;
  }
  .appearance details:not([open]) summary {
    border: 0;
    margin: 0;
  }
  .appearance details[open] {
    border: 1px solid var(--line);
    padding: 13px 15px;
    margin-bottom: 8px;
    background: var(--surface);
  }
  .appearance-controls {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
  }
  .appearance fieldset {
    margin: 8px 0;
  }
  .appearance-note {
    display: none;
  }
  .contents-sidebar {
    grid-row: 1/3;
  }
  .wiki-layout main {
    grid-column: 2;
    grid-row: 2;
  }
  .header-links a:first-child {
    display: none;
  }
  .site-footer {
    padding-inline: 28px;
  }
}
@media (max-width: 820px) {
  .site-header {
    display: grid;
    grid-template-columns: 26px 1fr auto;
    gap: 12px;
    padding: 16px 20px;
  }
  .wordmark img {
    width: 43px;
    height: 43px;
  }
  .wordmark strong {
    font-size: 24px;
  }
  .wordmark span span {
    font-size: 12px;
  }
  .header-links {
    grid-column: 3;
    grid-row: 1;
    font-size: 12px;
  }
  .site-search {
    grid-column: 1/-1;
    grid-row: 2;
    width: 100%;
    margin: 4px 0 0;
    height: 38px;
  }
  .wiki-layout {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 19px 20px 30px;
  }
  .contents-sidebar {
    display: none;
  }
  .appearance {
    order: 0;
    align-self: stretch;
  }
  .wiki-layout main {
    order: 1;
    width: 100%;
  }
  .appearance-controls {
    gap: 20px;
  }
  .appearance summary {
    font-size: 12px;
  }
  .welcome-box {
    align-items: flex-start;
    padding: 17px 18px;
    gap: 15px;
  }
  .welcome-box h2 {
    font-size: 1.45em;
  }
  .welcome-box p {
    font-size: 14px;
  }
  .welcome-links {
    font-size: 12px;
  }
  .portal-content {
    font-size: 14px;
  }
  .page-tabs {
    gap: 10px;
    font-size: 12px;
  }
  .page-tabs nav,
  .page-tools {
    gap: 13px;
  }
  .page-tools button {
    font-size: 12px;
  }
  .page-tabs nav a:last-child {
    display: none;
  }
  .infobox {
    width: 245px;
    margin-left: 20px;
  }
  .mobile-contents {
    display: block;
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 10px 14px;
    margin: 20px 0;
  }
  .mobile-contents summary {
    cursor: pointer;
    font-weight: 700;
  }
  .mobile-contents nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 12px;
    font-size: 14px;
  }
  .site-footer {
    padding: 20px;
  }
  .article-index {
    gap: 10px 18px;
  }
  .see-also {
    columns: 1;
  }
}
@media (max-width: 540px) {
  .portal-grid {
    grid-template-columns: 1fr;
  }
  .welcome-box {
    flex-direction: column;
  }
  .welcome-links {
    flex-direction: row;
    flex-wrap: wrap;
    text-align: left;
    gap: 7px 14px;
  }
  .welcome-links small {
    flex-basis: 100%;
    margin-top: 2px;
  }
  .header-links {
    font-size: 11px;
  }
  .wordmark strong {
    font-size: 23px;
  }
  .article-byline {
    font-size: 12px;
  }
  .page-tools > span {
    display: none;
  }
  .page-tabs {
    margin-bottom: 20px;
  }
  .article-category {
    gap: 10px;
    font-size: 12px;
  }
  .article-heading h1,
  h1 {
    font-size: 1.8em;
  }
  .infobox {
    float: none;
    width: 100%;
    max-width: 340px;
    margin: 0 auto 24px;
  }
  .article-index {
    grid-template-columns: 1fr;
  }
  .launch-row {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .article-body {
    line-height: 1.72;
  }
  .wikitable th,
  .wikitable td {
    padding: 8px 10px;
    min-width: 110px;
  }
  .glossary-list dt {
    flex-direction: column;
    gap: 3px;
  }
  .search-filters {
    flex-wrap: wrap;
    gap: 8px;
  }
  .site-footer nav {
    gap: 12px 18px;
  }
  .appearance-controls {
    gap: 12px 22px;
  }
}
@media print {
  .site-header,
  .contents-sidebar,
  .appearance,
  .page-tabs,
  .site-footer,
  .mobile-contents,
  .status-toast,
  .menu-dialog,
  .skip-link {
    display: none !important;
  }
  .wiki-layout {
    display: block;
    max-width: none;
    padding: 0;
  }
  .article-body {
    font-size: 11pt;
  }
  .article-heading h1,
  h1 {
    font-size: 24pt;
  }
  .section-anchor {
    display: none;
  }
  .table-scroll {
    overflow: visible;
  }
  .infobox {
    break-inside: avoid;
  }
  html {
    background: #fff;
    color: #000;
    --bg: #fff;
    --ink: #000;
    --heading: #000;
    --link: #000;
    --surface: #fff;
    --soft: #eee;
    --line: #999;
  }
  a {
    text-decoration: underline;
  }
  h2,
  h3 {
    break-after: avoid;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation: none !important;
    transition: none !important;
  }
}