:root {
  color-scheme:dark;
  --bg:#000;
  --panel:#222833;
  --ink:#fff;
  --copy:#a6a9b1;
  --muted:#868c97;
  --line:#333b4a;
  --accent:#7f92b0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-synthesis:none;
  text-rendering:optimizeLegibility
}
* {
  box-sizing:border-box
}
html {
  scroll-behavior:smooth
}
body {
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased
}
body:has(dialog[open]) {
  overflow:hidden
}
a {
  color:inherit;
  text-decoration:none
}
button,input {
  font:inherit
}
button {
  cursor:pointer
}
button:disabled {
  cursor:wait;
  opacity:.65
}
img {
  max-width:100%;
  height:auto
}
p,h1,h2,h3,ol,ul {
  margin-top:0
}
h1,h2,h3 {
  font-weight:600;
  line-height:1.35;
  letter-spacing:0
}
h2 {
  font-size:clamp(24px,3vw,36px)
}
h3 {
  font-size:19px
}
p {
  color:var(--copy)
}
[hidden] {
  display:none!important
}
:focus-visible {
  outline:2px solid #fff;
  outline-offset:5px
}
main:focus {
  outline:none
}
a,button {
  touch-action:manipulation
}
a:hover {
  color:#fff
}
a:hover.inline-link,a:hover.quiet-link {
  text-decoration:underline;
  text-underline-offset:5px
}
.container {
  width:min(100% - 80px,1160px);
  margin-inline:auto
}
.skip-link {
  position:fixed;
  z-index:50;
  top:12px;
  left:16px;
  transform:translateY(-170%);
  padding:10px 20px;
  border-radius:24px;
  background:#fff;
  color:#000
}
.skip-link:focus {
  transform:none;
  color:#000
}
.site-header {
  position:sticky;
  top:0;
  z-index:20;
  background:#000;
  border-bottom:1px solid #242a34
}
.header-inner {
  width:min(100% - 80px,1160px);
  height:84px;
  margin:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px
}
.brand {
  display:inline-flex;
  align-items:center;
  gap:11px;
  white-space:nowrap;
  font-size:24px;
  font-weight:600;
  line-height:1
}
.brand img {
  display:block;
  flex:none;
  width:28px;
  height:30px;
  object-fit:contain
}
.desktop-nav {
  display:flex;
  gap:28px;
  align-items:center
}
.desktop-nav a {
  color:var(--copy);
  font-size:14px;
  white-space:nowrap;
  min-height:44px;
  display:flex;
  align-items:center
}
.desktop-nav a[aria-current],.desktop-nav a:hover {
  color:#fff
}
.header-actions {
  display:flex;
  align-items:center;
  gap:16px
}
.language-switch {
  display:flex;
  gap:2px;
  padding:3px;
  border:1px solid var(--line);
  border-radius:24px
}
.language-switch button {
  border:0;
  background:none;
  color:var(--copy);
  min-height:32px;
  min-width:40px;
  padding:4px 10px;
  font-size:12px;
  border-radius:20px
}
.language-switch button[aria-pressed=true] {
  background:#fff;
  color:#000;
  font-weight:600
}
.menu-toggle {
  display:none;
  border:0;
  background:none;
  color:#fff;
  padding:8px 0;
  font-size:14px;
  min-height:44px
}
.mobile-nav {
  display:none
}
.button {
  min-height:46px;
  padding:11px 25px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:1px solid transparent;
  border-radius:28px;
  font-size:14px;
  font-weight:600;
  line-height:1.5;
  text-align:center
}
.button.primary {
  color:#000;
  background:#fff;
  border-color:#fff
}
.button.primary:hover {
  background:#e9ecf0;
  color:#000
}
.button.secondary {
  color:#fff;
  background:transparent;
  border-color:#5a6270
}
.button.secondary:hover {
  background:#222833
}
.button-row {
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap
}
.inline-link {
  display:inline-flex;
  align-items:center;
  gap:14px;
  font-size:14px;
  color:#fff;
  min-height:44px
}
.page-eyebrow {
  color:var(--accent);
  font-size:12px;
  font-weight:600;
  letter-spacing:.08em;
  margin-bottom:20px
}
.page-hero {
  padding:64px 0 48px;
  max-width:850px
}
.page-title {
  font-size:clamp(32px,4.8vw,52px);
  margin-bottom:22px;
  line-height:1.25
}
.page-lead {
  font-size:18px;
  line-height:1.9;
  margin-bottom:0;
  max-width:780px
}
.panel {
  padding:28px;
  border-radius:16px;
  background:var(--panel)
}
.content-grid {
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  margin:24px 0 56px
}
.support-card {
  display:block;
  border:1px solid var(--line);
  border-radius:16px;
  padding:22px 20px;
  transition:border-color .15s
}
.support-card:hover {
  border-color:var(--accent);
  background:#141820
}
.support-card h3 {
  font-size:17px;
  margin-bottom:12px
}
.support-card p {
  font-size:14px;
  line-height:1.8;
  margin-bottom:0
}
.prose {
  max-width:850px;
  line-height:1.9;
  overflow-wrap:break-word
}
.prose h2 {
  font-size:25px;
  margin:42px 0 18px
}
.prose h2:first-child {
  margin-top:0
}
.prose h3 {
  margin:28px 0 12px;
  font-size:18px
}
.prose p {
  margin-bottom:20px
}
.prose a,.faq-list a,.card-list a {
  color:#fff;
  text-decoration:underline;
  text-underline-offset:5px
}
.prose li {
  color:var(--copy);
  margin-bottom:12px
}
.prose.panel {
  max-width:none;
  margin:0 0 56px;
  padding:32px
}
.prose.panel h2 {
  margin-top:0
}
.prose.panel>p:last-child {
  margin-bottom:0
}
.prose .button {
  margin:8px 0;
  text-decoration:none
}
section[id],article[id] {
  scroll-margin-top:104px
}
.simple-steps {
  padding-left:23px;
  margin:22px 0;
  color:var(--copy)
}
.simple-steps li {
  padding-left:6px;
  margin-bottom:14px
}
.simple-steps li::marker {
  color:var(--accent);
  font-variant-numeric:tabular-nums
}
.card-list {
  display:flex;
  gap:25px;
  flex-wrap:wrap;
  padding:32px 0 64px;
  font-size:14px
}
.faq-list {
  margin-top:22px;
  border-top:1px solid var(--line)
}
.faq-item {
  border-bottom:1px solid var(--line);
  padding:21px 0
}
.faq-item summary {
  cursor:pointer;
  font-size:17px;
  font-weight:600;
  list-style:none;
  display:flex;
  justify-content:space-between;
  gap:18px
}
.faq-item summary::-webkit-details-marker {
  display:none
}
.faq-item summary::after {
  content:'+';
  flex:none;
  color:var(--copy);
  font-size:22px;
  line-height:1.2;
  font-weight:400
}
.faq-item[open] summary::after {
  content:'−'
}
.faq-item>div {
  max-width:850px;
  padding-top:17px;
  font-size:15px
}
.faq-item p {
  margin-bottom:12px;
  line-height:1.85
}
.faq-item a {
  display:inline-block;
  font-size:14px;
  padding:5px 0
}
.faq-item>div>*:last-child {
  margin-bottom:0
}
label {
  display:block;
  font-size:14px;
  font-weight:600;
  margin-bottom:10px
}
input {
  width:100%;
  min-height:50px;
  background:#0d1118;
  border:1px solid #576174;
  border-radius:12px;
  padding:13px 16px;
  color:#fff;
  line-height:1.5
}
input::placeholder {
  color:#9199a7;
  opacity:1
}
input[type=search] {
  max-width:560px;
  background:#171c25
}
input[aria-invalid=true] {
  border-color:#ecb4b4
}
.field-help {
  font-size:13px;
  line-height:1.8;
  margin:12px 0 24px
}
.action-status {
  font-size:14px;
  min-height:1.6em;
  margin:14px 0 0;
  color:#d5d9df;
  overflow-wrap:anywhere
}
.site-footer {
  border-top:1px solid var(--line);
  margin-top:48px;
  padding:48px max(40px,calc((100% - 1160px)/2)) 28px
}
.footer-main {
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:40px
}
.footer-identity p {
  font-size:13px;
  margin:22px 0 0
}
.footer-main h2 {
  font-size:13px;
  color:#fff;
  margin:0 0 17px
}
.footer-main>div>a:not(.brand),.footer-main .text-button {
  display:block;
  width:fit-content;
  min-height:36px;
  padding:5px 0;
  color:var(--copy);
  font-size:13px;
  line-height:1.8
}
.footer-main a:hover,.footer-main .text-button:hover {
  color:#fff
}
.footer-meta {
  border-top:1px solid var(--line);
  padding-top:24px;
  color:var(--muted);
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  font-size:11px
}
.footer-meta a {
  color:var(--muted)
}
.text-button {
  border:0;
  background:none;
  color:var(--copy);
  padding:8px 0;
  text-align:left
}
.site-dialog {
  width:min(560px,100% - 32px);
  max-height:calc(100dvh - 40px);
  padding:30px;
  border-radius:20px;
  border:1px solid #4b5565;
  background:#222833;
  color:#fff;
  overflow-y:auto
}
.site-dialog::backdrop {
  background:#000b
}
.dialog-heading {
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:20px;
  margin-bottom:20px
}
.dialog-heading h2 {
  font-size:24px;
  margin:0
}
.dialog-heading button {
  flex:none;
  min-height:44px
}
.site-dialog p {
  font-size:15px
}
.site-dialog .simple-steps {
  font-size:15px;
  margin:24px 0
}
.dialog-actions {
  display:flex;
  gap:12px;
  flex-wrap:wrap
}
.dialog-actions .button {
  font-size:13px;
  padding:11px 18px
}
.not-found {
  padding-top:100px;
  padding-bottom:100px
}
.not-found .button-row {
  margin-top:30px
}
@media(max-width:1000px) {
  .desktop-nav {
    gap:18px
  }
  .header-inner {
    gap:18px
  }
  .footer-main {
    gap:24px
  }
  .content-grid {
    grid-template-columns:repeat(2,minmax(0,1fr))
  }
}
@media(max-width:820px) {
  .container,.header-inner {
    width:calc(100% - 40px)
  }
  .header-inner {
    height:72px
  }
  .desktop-nav {
    display:none
  }
  .js .menu-toggle {
    display:block
  }
  .header-actions {
    gap:15px
  }
  .brand {
    font-size:22px
  }
  .brand img {
    width:25px;
    height:27px
  }
  .mobile-nav {
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:0 20px;
    padding:4px 20px 20px;
    border-top:1px solid var(--line)
  }
  .mobile-nav a {
    min-height:48px;
    display:flex;
    align-items:center;
    font-size:15px;
    color:var(--copy)
  }
  .mobile-nav a[aria-current] {
    color:#fff
  }
  .js .mobile-nav {
    display:none
  }
  .js .mobile-nav.is-open {
    display:grid
  }
  .site-footer {
    padding-inline:20px
  }
  .footer-main {
    grid-template-columns:1fr 1fr;
    gap:32px
  }
  .footer-identity {
    grid-column:1/-1
  }
  .footer-main>div:last-child {
    grid-column:auto
  }
  .footer-meta {
    font-size:11px
  }
  .page-hero {
    padding:40px 0 32px
  }
  .page-lead {
    font-size:16px
  }
  .panel,.prose.panel {
    padding:24px
  }
  .prose.panel {
    margin-bottom:40px
  }
  .site-footer {
    margin-top:32px
  }
}
@media(max-width:480px) {
  .header-actions {
    gap:12px
  }
  .language-switch button {
    min-width:34px;
    padding-inline:7px
  }
  .header-inner {
    gap:12px
  }
  .page-title {
    font-size:32px
  }
  .page-eyebrow {
    margin-bottom:16px
  }
  .content-grid {
    gap:12px;
    margin:20px 0 40px
  }
  .support-card {
    padding:18px 16px
  }
  .support-card h3 {
    font-size:16px
  }
  .support-card p {
    font-size:13px
  }
  .panel,.prose.panel {
    padding:22px 20px
  }
  .prose h2 {
    font-size:23px
  }
  .prose p,.prose li {
    font-size:15px
  }
  .faq-item summary {
    font-size:16px
  }
  .site-dialog {
    padding:22px
  }
  .dialog-heading h2 {
    font-size:21px
  }
  .dialog-actions {
    flex-direction:column
  }
  .dialog-actions .button {
    width:100%
  }
  .site-footer {
    padding-top:36px
  }
  .footer-main {
    gap:30px 20px
  }
  .card-list {
    padding-bottom:32px;
    gap:16px
  }
  .not-found {
    padding-top:60px;
    padding-bottom:60px
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }
  * {
    transition:none!important;
    animation:none!important
  }
}
@media print {
  :root {
    color-scheme:light;
    --bg:#fff;
    --ink:#000;
    --copy:#333;
    --muted:#444;
    --line:#bbb
  }
  html,body {
    background:#fff!important;
    color:#000!important
  }
  .site-header,.site-footer,.site-dialog,.skip-link {
    display:none!important
  }
  .container {
    width:100%
  }
  .panel {
    background:#f4f4f4
  }
  .button {
    display:none
  }
  a {
    text-decoration:underline
  }
  p {
    color:#333
  }
  details {
    break-inside:avoid
  }
  .faq-item>div {
    display:block!important
  }
}
html:not(.js) [data-open-miniapp],html:not(.js) .language-switch,html:not(.js) [data-clear-language],html:not(.js) [data-faq-search],html:not(.js) label[for=faq-search],html:not(.js) #code-form {
  display:none
}
.no-script-note {
  padding:24px 0;
  font-size:14px
}
/* Reviewed product images and optional, on-demand model viewer. */
.media-figure { margin:0; min-width:0; }
.media-image-link { position:relative; display:block; overflow:hidden; border-radius:16px; border:1px solid var(--line); background:#161b24; }
.media-image-link:focus-visible { outline-offset:5px; }
.media-image-link img { display:block; width:100%; height:380px; object-fit:contain; padding:25px; }
.image-expand { position:absolute; right:14px; bottom:14px; width:32px; height:32px; display:grid; place-items:center; color:#fff; background:#0c111dcc; border:1px solid #647080; border-radius:50%; font-size:20px; line-height:1; }
.media-figure figcaption { padding:18px 1px 0; }
.media-figure figcaption strong { display:block; color:#fff; font-size:16px; font-weight:600; }
.media-figure figcaption p { color:var(--copy); font-size:13px; margin:9px 0 0; line-height:1.8; }
.product-viewer-dialog { width:min(820px,100% - 32px); padding:24px; }
.product-viewer-dialog .dialog-heading { margin-bottom:6px; }
.product-viewer-dialog h2 { font-size:21px; }
.product-viewer-stage { position:relative; height:min(52dvh,450px); min-height:250px; border-radius:14px; background:#161b24; overflow:hidden; }
[data-product-canvas] { position:absolute; inset:0; touch-action:pan-y; }
[data-product-canvas] canvas { display:block; width:100%; height:100%; }
[data-product-fallback] { position:absolute; inset:0; width:100%; height:100%; object-fit:contain; padding:20px; z-index:1; pointer-events:none; }
.product-viewer-controls { display:flex; justify-content:center; flex-wrap:wrap; gap:8px; margin:20px 0 0; }
.product-viewer-controls button { border:1px solid #697385; background:transparent; color:#fff; min-height:44px; min-width:48px; padding:8px 16px; border-radius:24px; font-size:13px; }
.product-viewer-controls button[aria-pressed=true] { background:#fff; color:#000; border-color:#fff; }
.product-viewer-controls button:disabled { cursor:default; opacity:.45; }
.product-viewer-dialog .viewer-help { text-align:center; font-size:12px; margin:15px 0 0; }
.product-viewer-dialog .action-status { font-size:12px; text-align:center; margin-top:7px; }
.image-viewer-dialog { width:min(780px,100% - 32px); padding:24px; }
.image-viewer-dialog h2 { font-size:21px; }
.image-viewer-dialog [data-expanded-image] { display:block; margin:auto; width:auto; max-width:100%; max-height:65dvh; object-fit:contain; }
.image-viewer-dialog [data-expanded-caption] { font-size:13px; margin:18px 0 0; }
html:not(.js) [data-open-product] { display:none; }
@media(max-width:560px){.media-image-link img{height:270px;padding:16px}.media-figure figcaption strong{font-size:15px}.media-figure figcaption p{font-size:12px}.product-viewer-dialog,.image-viewer-dialog{padding:18px}.product-viewer-dialog h2,.image-viewer-dialog h2{font-size:18px}.product-viewer-controls{gap:6px;margin-top:15px}.product-viewer-controls button{padding:8px 12px}.product-viewer-stage{height:43dvh;min-height:240px}}
@media print{.product-viewer-dialog,.image-viewer-dialog{display:none!important}.image-expand{display:none}.media-image-link{border-color:#aaa;background:#f2f2f2}.media-figure figcaption strong{color:#000}.media-figure{break-inside:avoid}}
[data-product-canvas] canvas{cursor:grab}[data-product-canvas] canvas:active{cursor:grabbing}