:root {
  --ink:#182a3a;
  --muted:#526579;
  --line:#dce4eb;
  --accent:#155b65;
  --paper:#fff;
  --wash:#f5f7fa;
  color-scheme:light;
  font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans",sans-serif
}
* {
  box-sizing:border-box
}
html {
  scroll-padding-top:110px
}
body {
  margin:0;
  background:var(--wash);
  color:var(--ink);
  line-height:1.65
}
a {
  color:var(--accent);
  text-underline-offset:.18em
}
a:focus-visible,summary:focus-visible,.table-scroll:focus-visible {
  outline:3px solid #137d90;
  outline-offset:4px
}
img {
  max-width:100%;
  height:auto
}
.preview-banner {
  background:#fff3d3;
  padding:6px 20px;
  text-align:center;
  font-size:12px;
  color:#6b4c07
}
.site-header {
  position:sticky;
  top:0;
  z-index:5;
  background:#ffffffed;
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px)
}
.header-inner,main,footer {
  max-width:1180px;
  margin:auto;
  padding-inline:28px
}
.header-inner {
  display:flex;
  justify-content:space-between;
  align-items:center;
  min-height:86px;
  gap:20px
}
.brand {
  font-weight:850;
  font-size:25px;
  letter-spacing:.08em;
  text-decoration:none;
  color:var(--ink);
  line-height:1.2
}
.brand span {
  display:block;
  letter-spacing:0;
  font-size:10px;
  font-weight:500;
  color:var(--muted);
  margin-top:5px
}
.languages {
  position:relative;
  font-size:14px;
  flex-shrink:0
}
.languages summary {
  cursor:pointer;
  padding:10px 14px;
  border:1px solid var(--line);
  border-radius:8px;
  background:white
}
.languages nav {
  position:absolute;
  inset-inline-end:0;
  top:100%;
  width:330px;
  max-height:65vh;
  overflow:auto;
  padding:12px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:4px;
  background:white;
  border:1px solid var(--line);
  border-radius:10px;
  box-shadow:0 12px 30px #1020301a
}
.languages nav a,.languages nav span {
  padding:8px 12px;
  display:block;
  border-radius:5px;
  text-decoration:none
}
.languages [aria-current] {
  background:#e4f0ef;
  font-weight:700
}
.languages [aria-disabled] {
  color:#75818b;
  background:#f5f6f7
}
.collection-head {
  padding-block:54px 30px
}
.eyebrow {
  font-size:13px;
  letter-spacing:.03em;
  color:var(--accent);
  font-weight:700
}
h1,h2,h3 {
  line-height:1.25;
  overflow-wrap:anywhere
}
h1 {
  font-size:clamp(28px,3.8vw,46px);
  letter-spacing:-.025em;
  margin:12px 0 24px;
  max-width:30ch
}
.sections {
  display:flex;
  gap:8px;
  flex-wrap:wrap;
  margin-top:26px
}
.sections a {
  border:1px solid var(--line);
  border-radius:7px;
  padding:9px 16px;
  text-decoration:none;
  background:white;
  font-size:14px
}
.sections a[aria-current] {
  background:var(--accent);
  color:white;
  border-color:var(--accent)
}
.sections span {
  opacity:.7;
  font-size:12px;
  margin-inline-start:8px
}
.card-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px
}
.card {
  background:white;
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
  min-width:0
}
.card>a {
  display:flex;
  flex-direction:column;
  height:100%;
  text-decoration:none;
  color:inherit
}
.card-cover {
  aspect-ratio:16/9;
  overflow:hidden;
  background:#e8edf2
}
.card-cover img {
  display:block;
  width:100%;
  height:100%;
  object-fit:cover
}
.cover-empty {
  height:100%;
  display:flex;
  justify-content:center;
  align-items:center;
  font-weight:800;
  color:#567281;
  letter-spacing:.15em
}
.card-text {
  padding:23px;
  display:flex;
  flex-direction:column;
  flex:1
}
.badge {
  font-size:12px;
  color:var(--accent);
  font-weight:700
}
.card h2 {
  font-size:20px;
  margin:12px 0
}
.card p {
  font-size:14px;
  color:var(--muted);
  margin:0 0 22px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden
}
.card-bottom {
  margin-top:auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  font-size:12px;
  color:var(--muted)
}
.card-bottom span {
  color:var(--accent);
  font-weight:650
}
.pagination {
  display:flex;
  gap:6px;
  flex-wrap:wrap;
  padding-block:34px 52px
}
.pagination a {
  padding:7px 13px;
  text-decoration:none;
  background:white;
  border:1px solid var(--line);
  border-radius:5px
}
.pagination [aria-current] {
  background:var(--accent);
  color:white
}
.article-header {
  padding-block:34px 28px;
  max-width:900px
}
.breadcrumbs {
  font-size:13px;
  color:var(--muted);
  margin-bottom:24px;
  display:flex;
  gap:8px;
  flex-wrap:wrap
}
.breadcrumbs a {
  text-decoration:none
}
.article-header h1 {
  max-width:32ch;
  margin-bottom:22px
}
.article-meta {
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  font-size:13px;
  color:var(--muted)
}
.article-layout {
  display:grid;
  grid-template-columns:minmax(0,1fr) 265px;
  gap:36px;
  align-items:start
}
.article-body {
  background:white;
  border:1px solid var(--line);
  border-radius:12px;
  padding:30px;
  min-width:0;
  overflow-wrap:anywhere;
  font-size:17px;
  line-height:1.85
}
.article-body>.hero-image {
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:8px;
  margin-bottom:26px
}
.article-body h2 {
  font-size:26px;
  margin-top:40px
}
.article-body h3 {
  font-size:21px;
  margin-top:30px
}
.article-body ul,.article-body ol {
  padding-inline-start:24px
}
.article-body p {
  margin-block:16px
}
.article-body blockquote {
  margin-inline:0;
  padding:8px 20px;
  border-inline-start:3px solid var(--accent);
  background:#f4f8f8
}
.article-body pre {
  overflow:auto;
  max-width:100%;
  background:#edf2f5;
  padding:16px;
  border-radius:6px
}
.abstract {
  padding:4px 22px 10px;
  background:#edf5f4;
  border-inline-start:3px solid var(--accent);
  border-radius:4px;
  margin-bottom:30px
}
.abstract h2 {
  font-size:15px;
  margin-top:18px
}
.abstract p {
  font-size:16px
}
.article-aside {
  position:sticky;
  top:112px;
  min-width:0
}
.toc,.contact-card {
  background:white;
  border:1px solid var(--line);
  border-radius:10px;
  padding:20px;
  margin-bottom:20px;
  font-size:13px
}
.toc summary {
  font-weight:750;
  cursor:pointer
}
.toc ol {
  padding-inline-start:18px;
  margin-bottom:0;
  max-height:48vh;
  overflow:auto
}
.toc li {
  margin-block:10px;
  overflow-wrap:anywhere
}
.toc a {
  text-decoration:none;
  color:var(--muted)
}
.contact-card a {
  display:block;
  font-weight:700
}
.table-scroll {
  max-width:100%;
  overflow:auto;
  border:1px solid var(--line);
  margin-block:25px
}
table {
  border-collapse:collapse;
  min-width:100%;
  font-size:14px
}
td,th {
  border:1px solid var(--line);
  padding:10px 14px;
  text-align:start;
  min-width:110px
}
th {
  background:#edf3f5
}
footer {
  margin-top:50px;
  border-top:1px solid var(--line);
  padding-block:28px;
  display:flex;
  justify-content:space-between;
  gap:20px;
  color:var(--muted);
  font-size:13px
}
footer a {
  font-weight:800;
  text-decoration:none
}
html[dir=rtl] .eyebrow,html[dir=rtl] .brand {
  letter-spacing:0
}
@media(max-width:1000px) {
  .card-grid {
    grid-template-columns:repeat(2,minmax(0,1fr))
  }
  .article-layout {
    grid-template-columns:minmax(0,1fr) 220px;
    gap:20px
  }
  .article-body {
    padding:24px
  }
  .article-aside {
    top:104px
  }
}
@media(max-width:700px) {
  .header-inner,main,footer {
    padding-inline:18px
  }
  .header-inner {
    min-height:72px;
    gap:12px
  }
  .brand {
    font-size:21px
  }
  .brand span {
    font-size:8px;
    max-width:160px
  }
  .languages summary {
    font-size:12px;
    padding:8px 10px
  }
  .languages nav {
    width:min(330px,calc(100vw - 36px))
  }
  .collection-head {
    padding-top:30px
  }
  .card-grid {
    grid-template-columns:minmax(0,1fr);
    gap:18px
  }
  .card-text {
    padding:20px
  }
  .card h2 {
    font-size:21px
  }
  .card-cover {
    aspect-ratio:16/8
  }
  .sections {
    gap:6px;
    margin-top:18px
  }
  .sections a {
    font-size:13px;
    padding:8px 12px
  }
  .article-header {
    padding-top:24px
  }
  .article-header h1 {
    font-size:30px;
    line-height:1.3;
    max-width:none
  }
  .article-layout {
    display:flex;
    flex-direction:column;
    gap:20px
  }
  .article-body {
    padding:20px 18px;
    font-size:16px;
    width:100%;
    line-height:1.8
  }
  .article-body h2 {
    font-size:23px
  }
  .article-body h3 {
    font-size:20px
  }
  .article-aside {
    position:static;
    width:100%
  }
  .toc ol {
    max-height:none
  }
  .contact-card {
    margin-bottom:0
  }
  .abstract {
    padding-inline:16px
  }
  footer {
    margin-top:30px;
    flex-wrap:wrap
  }
  .breadcrumbs {
    margin-bottom:18px
  }
  .article-meta {
    gap:12px
  }
  h1 {
    font-size:32px
  }
}
.mobile-toc {
  display:none
}
.sr-only {position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
.header-main {background:#252d3d;color:#fff}
.header-inner {min-height:70px;gap:16px}
.brand {flex-shrink:0}
.brand img {display:block;width:130px;height:42px;object-fit:contain}
.main-site-nav {display:flex;align-items:center;gap:16px;min-width:0}
.main-site-nav a {color:white;text-decoration:none;font-size:13px;line-height:1.3}
.destination-language {font-size:9px;opacity:.7;margin-inline-start:4px}
.mobile-main-menu {display:none}
.languages summary {color:var(--ink)}
.header-search {max-width:1180px;margin:auto;padding:12px 28px}
.site-search {display:flex;gap:10px;width:100%}
.site-search input {min-width:0;flex:1;font:inherit;font-size:15px;padding:10px 14px;border:1px solid var(--line);border-radius:7px;background:white;color:var(--ink)}
.site-search button {font:inherit;font-size:14px;padding:9px 20px;border:0;border-radius:7px;background:var(--accent);color:white;cursor:pointer;min-height:44px}
.discovery-layout {display:grid;grid-template-columns:220px minmax(0,1fr);gap:28px;align-items:start}
.discovery-main {min-width:0}
.discovery-main .card-grid {grid-template-columns:repeat(2,minmax(0,1fr))}
.topic-sidebar {position:sticky;top:155px;padding:20px;background:white;border:1px solid var(--line);border-radius:10px;font-size:13px}
.topic-sidebar h2,.topic-filter h2 {font-size:14px;margin:22px 0 12px}
.topic-sidebar a,.topic-filter a {display:flex;justify-content:space-between;align-items:baseline;gap:10px;text-decoration:none;padding:7px 0;color:var(--muted)}
.topic-sidebar a[aria-current],.topic-filter a[aria-current] {color:var(--accent);font-weight:750}
.topic-sidebar small,.topic-filter small {color:var(--muted);font-size:11px}
.topic-filter {display:none}
.card h2 {display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.search-result {padding:20px 24px;margin-bottom:14px;border:1px solid var(--line);border-radius:10px;background:white}
.search-result h2 {font-size:21px;margin:0 0 12px}
.search-result p {color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.topic-tiles {display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:20px}
.topic-tile {padding:24px;background:white;border:1px solid var(--line);border-radius:10px;text-decoration:none;color:var(--ink)}
.topic-tile:hover {border-color:var(--accent)}
.topic-tile h2 {font-size:20px;margin:0 0 12px}
.topic-tile span {font-size:14px;color:var(--muted)}
.manual-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:22px}
.manual-card {padding:26px;background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;gap:20px}
.manual-card h2 {font-size:21px;line-height:1.5;margin:0;overflow-wrap:anywhere}
.manual-card a {margin-top:auto;color:var(--accent);font-size:15px;text-underline-offset:4px;padding-block:10px}
.manual-intro {font-size:16px;color:var(--muted);line-height:1.8;max-width:760px}
.article-meta {display:flex;flex-wrap:wrap;gap:10px 20px;line-height:1.7}
.article-body .direct-answer {padding:20px 24px;border-inline-start:4px solid var(--accent);background:#f0f7f7;border-radius:8px;margin-block:24px}
.article-body .direct-answer h2 {margin-top:0}
.article-specifications dl {margin:0;overflow-wrap:anywhere}
.article-specifications dl>div {display:grid;grid-template-columns:minmax(100px,1fr) minmax(0,2fr);gap:16px;padding:12px;border-bottom:1px solid var(--line)}
.article-specifications dt {font-weight:600}
.article-specifications dd {margin:0}
.article-faq details {padding:16px 0;border-bottom:1px solid var(--line)}
.article-faq summary {cursor:pointer;font-weight:600;line-height:1.6}
.article-sources a,.related-articles a,.compatibility a {overflow-wrap:anywhere;text-underline-offset:3px}
.article-limitations {padding:16px 20px;background:#fff8e8;border-radius:8px}
.pagination {flex-wrap:wrap}
.support-directory {display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:24px}
.support-directory section {background:white;padding:24px;border:1px solid var(--line);border-radius:12px}
.support-directory h2 {font-size:20px;margin-top:0}
.support-directory ul {padding-inline-start:22px;line-height:2}
.support-directory small {color:var(--muted)}
@media(max-width:480px) {.article-specifications dl>div{grid-template-columns:minmax(0,1fr);gap:4px}.article-body .direct-answer{padding:16px}}
.shared-footer {max-width:none;margin-top:60px;padding:0;display:block;background:#252d3d;color:#f2f5f8;border-top:0}
.footer-inner {max-width:1180px;margin:auto;padding:42px 28px}
.footer-columns {display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:26px}
.footer-columns h2 {font-size:17px;font-weight:600;margin:0 0 20px}
.footer-columns a {display:block;font-size:13px;font-weight:400;color:#dbe3eb;text-decoration:none;margin:10px 0}
.footer-columns a:hover {text-decoration:underline}
.site-language-note {font-size:12px;color:#cbd7df;margin:0 0 28px}
.article-aside {top:155px}
@media(max-width:799px){
  .main-site-nav {display:none}
  .mobile-main-menu {display:block;position:relative;margin-inline-start:auto;font-size:13px}
  .mobile-main-menu summary {cursor:pointer;padding:8px 10px;border:1px solid #667084;border-radius:6px}
  .mobile-main-menu nav {position:absolute;inset-inline-end:0;top:100%;background:#252d3d;padding:14px;width:230px;border:1px solid #667084;box-shadow:0 10px 30px #0002;max-height:65vh;overflow:auto}
  .mobile-main-menu a {display:block;color:white;padding:10px;text-decoration:none}
}
@media(max-width:850px){
  .discovery-layout {grid-template-columns:190px minmax(0,1fr);gap:18px}
  .discovery-main .card-grid {grid-template-columns:minmax(0,1fr)}
  .footer-columns {grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:700px){
  .header-inner {padding-inline:18px;min-height:64px;gap:8px}
  .brand img {width:130px;height:42px}
  .mobile-main-menu summary {padding:7px;font-size:12px}
  .languages summary {font-size:11px;padding:7px;max-width:140px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .header-search {padding:10px 18px}
  .site-search {gap:6px}
  .site-search button {padding-inline:12px}
  .site-search input {font-size:14px}
  .discovery-layout {display:block}
  .topic-sidebar {display:none}
  .topic-filter {display:block;padding:14px 18px;margin-bottom:20px;background:white;border:1px solid var(--line);border-radius:8px;font-size:14px}
  .topic-filter summary {cursor:pointer;font-weight:650}
  .topic-filter nav {padding-top:14px}
  .footer-inner {padding:30px 18px}
  .footer-columns {grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
  .shared-footer {margin-top:40px}
}
@media(max-width:700px) {
  .mobile-toc {
    display:block
  }
  .article-aside>.toc {
    display:none
  }
}

/* Keep the full transparent ZORSIKA artwork inside the 130 x 42 slot. */
.site-header .brand img{width:130px;height:42px;object-fit:contain;object-position:center}
/* The article-search row is outside the sticky navigation and keeps its box.
   No transition avoids motion and scroll/focus jitter on touch or keyboard. */
.article-search-row[data-article-search-hidden="true"]{visibility:hidden;pointer-events:none}

/* R15 shared homepage geometry; article content keeps its reading measure. */
.header-inner{min-height:70px;gap:12px}
.main-site-nav{flex:1;flex-wrap:wrap;gap:10px 16px}
.main-site-nav a{white-space:nowrap}
.header-inner>.languages{margin-inline-start:0}
.header-main .languages summary{color:#fff}
.header-main .languages nav{color:var(--ink)}
.nav-model-search,.nav-shops{position:relative;flex-shrink:0;font-size:13px}
.nav-model-search summary,.nav-shops summary{cursor:pointer;list-style:none;padding:8px;color:#fff}
.nav-model-search summary::-webkit-details-marker,.nav-shops summary::-webkit-details-marker{display:none}
.nav-model-search summary{width:192px;border:1px solid #667084;border-radius:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.model-search-panel,.nav-shops nav{position:absolute;inset-inline-end:0;top:100%;width:min(340px,calc(100vw - 36px));padding:16px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:8px;box-shadow:0 10px 30px #0002;max-height:65vh;overflow:auto;z-index:10}
.model-search-panel form{display:flex;gap:6px}.model-search-panel form[hidden]{display:none}
.model-search-panel input{min-width:0;flex:1;padding:8px;font:inherit}.model-search-panel button{font:inherit;cursor:pointer}
.model-search-panel ul{list-style:none;padding:0;margin:12px 0}.model-search-panel li{margin:8px 0}
.model-search-panel a,.nav-shops nav a{color:var(--accent);display:block;padding:6px 0;overflow-wrap:anywhere}
.mobile-main-menu .nav-model-search,.mobile-main-menu .nav-shops{display:none}
.shared-footer{background:#282e39}.footer-inner{max-width:none;padding:125px 15vw 48px}
.footer-columns{display:flex;justify-content:space-between;gap:26px}
.footer-columns section{min-width:0}.footer-columns h2{font-size:20px;font-weight:400;margin:0 0 12px}
.footer-columns a{font-size:14px;color:#fff;margin:8px 0;overflow-wrap:anywhere}
.mobile-footer-nav{display:none}.language-availability{margin:0;padding:12px;font-size:12px;color:var(--muted)}
@media(max-width:1279px){.header-inner>.nav-model-search summary{width:36px}.header-inner>.nav-model-search .model-search-label{display:none}}
@media(min-width:769px) and (max-width:1023px){.footer-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}.footer-inner{padding:60px 24px 32px}}
@media(max-width:768px){body{padding-bottom:56px}.shared-footer{margin:0}.footer-inner{display:none}.mobile-footer-nav{display:flex;position:fixed;inset-inline:0;bottom:0;height:56px;z-index:6;align-items:center;justify-content:space-between;background:#282e39;padding:0 24px;gap:8px}.mobile-footer-nav a{display:flex;flex-direction:column;align-items:center;color:#fff;text-decoration:none;font-size:12px;line-height:1.3;max-width:25%;text-align:center}.mobile-footer-nav span{font-size:20px;line-height:1.1}.header-inner{min-height:70px}}
@media(max-width:600px){.header-inner>.nav-model-search,.header-inner>.nav-shops{display:none}.mobile-main-menu .nav-model-search,.mobile-main-menu .nav-shops{display:block}.mobile-main-menu .nav-model-search summary{width:100%;font-size:12px}.mobile-main-menu .model-search-panel,.mobile-main-menu .nav-shops nav{position:static;width:100%;box-shadow:none}.header-inner{gap:8px;padding-inline:18px}.languages summary{max-width:120px}.mobile-main-menu{margin-inline-start:auto}}

/* R17: original supplied-logo slot100×32 ×1.20 =120×38.4 CSS pixels.
   Match the live Support typography/geometry across both rendering systems;
   center primary links within the remaining logo/tool region, allow wrapping. */
.header-main .header-inner{min-height:70px;gap:16px}
.site-header .brand img{width:120px;height:38.4px;object-fit:contain;object-position:center}
.header-main .main-site-nav{justify-content:center;gap:10px 16px;min-width:0}
.header-main .main-site-nav a{font-size:13px;line-height:1.3;font-weight:400;white-space:nowrap}
@media(max-width:700px){.header-main .header-inner{min-height:64px;padding-inline:18px;gap:8px}}
@media(max-width:420px){.mobile-main-menu>summary{font-size:0}.mobile-main-menu>summary:after{content:'☰';font-size:22px}}

/* R17b:105px language button bound preserves a wrappable main-menu region
   from800px. Only its label clips; the language popup remains outside it. */
@media(max-width:1100px){.header-main .languages summary{max-width:105px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}}

/* R17c uses the same symmetric365/209px reservations as the shared Vue header.
   Labels clip inside their own buttons; no ancestor clips the opened popups. */
.header-main .header-inner{display:grid;grid-template-columns:365px minmax(0,1fr) 365px;column-gap:16px;row-gap:0;justify-content:normal}
.header-main .brand{grid-column:1;justify-self:start}
.header-main .main-site-nav{grid-column:2;width:100%;min-width:0}
.header-main .site-header-tools{grid-column:3;display:flex;align-items:center;justify-content:flex-end;gap:16px;width:100%;min-width:0}
.header-main .site-header-tools>.nav-model-search{flex:0 0 192px;width:192px}
.header-main .site-header-tools>.nav-model-search summary{width:192px}
.header-main .site-header-tools>.nav-shops{flex:0 0 36px;width:36px}
.header-main .site-header-tools>.languages summary{max-width:105px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
@media(max-width:1279px){.header-main .header-inner{grid-template-columns:209px minmax(0,1fr) 209px}.header-main .site-header-tools>.nav-model-search{flex-basis:36px;width:36px}.header-main .site-header-tools>.nav-model-search summary{width:36px}.header-main .site-header-tools>.nav-model-search .model-search-label{display:none}}
@media(max-width:799px){.header-main .header-inner{display:flex}.header-main .site-header-tools{width:auto;flex:0 1 auto}}
@media(max-width:700px){.header-main .site-header-tools{gap:8px}}
@media(max-width:600px){.header-main .site-header-tools>.nav-model-search,.header-main .site-header-tools>.nav-shops{display:none}}

/* R19: share the established whole-site family only; preserve article sizes,
   H1 scales and reading line-heights. No font-face/download is introduced. */
:root{--font-family-serif:"Noto Sans SC", Roboto, Arial, "Microsoft YaHe", SimHei, helvetica, arial, verdana, tahoma, sans-serif;font-family:var(--font-family-serif)}
.header-main{font-family:var(--font-family-serif);font-size:14px;font-weight:400;line-height:1.5}
.header-main .main-site-nav a{font-size:14px;line-height:1.5;font-weight:400}
.header-main .mobile-main-menu a,.header-main .mobile-main-menu>summary{font-family:inherit;font-size:14px;font-weight:400;line-height:1.5}
.header-main .nav-model-search,.header-main .nav-shops,.header-main .site-header-tools>.languages summary{font-family:inherit;font-size:14px;font-weight:400;line-height:1.5}
@media(max-width:420px){.header-main .mobile-main-menu>summary{font-size:0}}

/* R21 intrinsic balanced columns: no account in the primary link row. */
.header-main{font-size:13.5px;line-height:1.5;font-weight:400}
.header-main .header-inner{display:grid;grid-template-columns:minmax(120px,1fr) max-content minmax(max-content,1fr);gap:12px;align-items:center;min-height:70px}
.header-main .brand{grid-column:1;width:120px;justify-self:start}.header-main .brand img{width:120px;height:38.4px;object-fit:contain}
.header-main .main-site-nav{grid-column:2;display:flex;flex:initial;flex-wrap:nowrap;gap:14px;min-width:max-content;width:auto;justify-content:center}
.header-main .main-site-nav a,.header-main .mobile-main-menu a,.header-main .mobile-main-menu>summary{font:inherit;font-size:13.5px;line-height:1.5;font-weight:400;white-space:nowrap}
.header-main .site-header-tools{grid-column:3;justify-self:end;display:flex;align-items:center;justify-content:flex-end;gap:8px;width:auto;min-width:0}
.header-main .site-header-tools>.nav-model-search{flex:0 0 192px;width:192px}.header-main .site-header-tools>.nav-model-search summary{width:192px}.header-main .site-header-tools>.nav-model-search .model-search-label{display:inline}
.header-main .site-header-tools>.nav-shops{flex:0 0 28px;width:28px}.header-main .nav-model-search,.header-main .nav-shops,.header-main .site-header-tools>.languages summary{font:inherit;font-size:13.5px;line-height:1.5;font-weight:400}
.header-main .site-header-tools>.languages summary{max-width:86px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.header-main .site-account-link{display:flex;align-items:center;color:#fff;text-decoration:none;font:inherit;white-space:nowrap;min-height:36px}.header-main .site-header-tools>.site-account-link{order:4}.header-main .account-icon{display:none;fill:none;stroke:currentColor;stroke-width:1.7}
.header-main .mobile-main-menu{display:none;position:relative;margin:0}.header-main .mobile-main-menu .site-account-label{position:static!important;width:auto!important;height:auto!important;overflow:visible!important;clip-path:none!important}.header-main .mobile-main-menu .account-icon{display:none!important}
@media(max-width:1399px){.header-main .site-header-tools>.nav-model-search{width:144px;flex-basis:144px}.header-main .site-header-tools>.nav-model-search summary{width:144px}}
@media(max-width:1100px){.header-main .main-site-nav{gap:12px}.header-main .site-header-tools{gap:6px}.header-main .site-header-tools>.nav-model-search{width:36px;flex-basis:36px}.header-main .site-header-tools>.nav-model-search summary{width:36px}.header-main .site-header-tools>.nav-model-search .model-search-label{display:none}.header-main .site-header-tools>.languages summary{max-width:68px}.header-main .site-header-tools>.site-account-link{width:36px;justify-content:center}.header-main .site-header-tools .account-icon{display:block}.header-main .site-header-tools .site-account-label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}}
@media(max-width:959px){.site-header:not(:lang(en)):not(:lang(zh)) .main-site-nav{display:none}.site-header:not(:lang(en)):not(:lang(zh)) .mobile-main-menu{display:block;grid-column:2;justify-self:center}.site-header:not(:lang(en)):not(:lang(zh)) .header-inner{grid-template-columns:120px minmax(0,1fr) auto}}
@media(max-width:799px){.header-main .main-site-nav{display:none}.header-main .mobile-main-menu{display:block;grid-column:2;justify-self:center}.header-main .header-inner{grid-template-columns:120px minmax(0,1fr) auto;padding-inline:18px;gap:8px}.header-main .site-header-tools{gap:6px}}
@media(max-width:600px){.header-main .header-inner{min-height:64px}.header-main .site-header-tools>.nav-model-search,.header-main .site-header-tools>.nav-shops,.header-main .site-header-tools>.site-account-link{display:none}.header-main .site-header-tools>.languages summary{max-width:86px}.header-main .mobile-main-menu>nav{position:fixed;inset-inline:18px;top:64px;width:auto;max-width:none;min-width:0;max-height:calc(100dvh - 82px)}}
@media(max-width:420px){.header-main .mobile-main-menu>summary{font-size:0}.header-main .mobile-main-menu>summary:after{content:'☰';font-size:22px}}

/* Keep long-locale account labels from consuming primary navigation width. */
.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools>.nav-model-search{width:128px;flex-basis:128px}.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools>.nav-model-search summary{width:128px}
@media(min-width:1101px){.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools>.site-account-link{width:36px;justify-content:center}.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools .account-icon{display:block}.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools .site-account-label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}}
@media(min-width:1101px) and (max-width:1399px){.header-main .site-header-tools>.site-account-link{width:36px;justify-content:center}.header-main .site-header-tools .account-icon{display:block}.header-main .site-header-tools .site-account-label{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}}
@media(max-width:1100px){.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools>.nav-model-search{width:36px;flex-basis:36px}.header-main:not(:lang(en)):not(:lang(zh)) .site-header-tools>.nav-model-search summary{width:36px}}

/* R21c paint-only: preserve language control dimensions and readable header contrast. */
.header-main .site-header-tools>.languages summary{background:transparent;border-color:#667084}

/* R23: all language controls/options inherit the same 13.5px site navigation size. */
.header-main .site-header-tools>.languages,.header-main .site-header-tools>.languages summary,.header-main .site-header-tools>.languages nav,.header-main .site-header-tools>.languages nav a,.header-main .site-header-tools>.languages nav span{font-size:13.5px}

/* R32: mobile model-search text shares the approved navigation typography. */
.header-main .mobile-main-menu .nav-model-search summary{font-family:inherit;font-size:13.5px;font-weight:400;line-height:1.5}

/* R32c: symmetric document gutters preserve viewport centering without width shifts. */
html{scrollbar-gutter:stable;scrollbar-width:thin}
html::-webkit-scrollbar{width:4px}
.site-header{border-bottom:0}