/* Language switcher + locale tweaks */
.lang-switch {
  position: relative;
  z-index: 60;
}
.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .45rem .7rem;
  border-radius: .4rem;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(14,15,17,.55);
  color: var(--ink, #EDEAE6);
  font: inherit;
  font-size: .82rem;
  font-weight: 650;
  cursor: pointer;
  white-space: nowrap;
}
.lang-switch-btn:hover {
  border-color: rgba(255,255,255,.22);
}
.lang-switch-btn .chev {
  width: .55rem;
  height: .55rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
  opacity: .7;
}
.lang-switch.is-open .lang-switch-btn .chev {
  transform: rotate(-135deg) translateY(-1px);
}
.lang-menu {
  display: none;
  position: absolute;
  top: calc(100% + .35rem);
  right: 0;
  min-width: 11.5rem;
  padding: .35rem;
  margin: 0;
  list-style: none;
  background: rgba(14,15,17,.96);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: .5rem;
  box-shadow: 0 16px 40px rgba(0,0,0,.45);
  backdrop-filter: blur(12px);
}
.lang-switch.is-open .lang-menu {
  display: block;
}
.lang-menu a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
  padding: .55rem .7rem;
  border-radius: .35rem;
  color: var(--muted, #9A9690);
  font-size: .88rem;
  font-weight: 550;
  text-decoration: none;
}
.lang-menu a:hover,
.lang-menu a[aria-current="true"] {
  color: var(--ink, #EDEAE6);
  background: rgba(255,255,255,.05);
}
.lang-menu a[aria-current="true"]::after {
  content: "";
  width: .4rem;
  height: .4rem;
  border-radius: 50%;
  background: var(--accent, #D6456A);
}

/* Chinese navigation letter-spacing */
html[lang="zh-CN"] .desktop-nav .nav-link,
html[lang="zh-CN"] #mobile-nav .nav-link {
  letter-spacing: .08em;
}
html[lang="zh-CN"] .header-brand span,
html[lang="zh-CN"] .sec-label {
  letter-spacing: .06em;
}
html[lang="zh-CN"] h1,
html[lang="zh-CN"] h2,
html[lang="zh-CN"] .page-h1,
html[lang="zh-CN"] .section-h2 {
  letter-spacing: .02em;
}

/* Russian button padding */
html[lang="ru"] .btn {
  padding: .85rem 1.35rem;
}
html[lang="ru"] .btn-primary,
html[lang="ru"] .btn-ghost {
  padding-inline: 1.4rem;
}
html[lang="ru"] .lang-switch-btn {
  padding: .55rem .85rem;
}

/* Arabic RTL */
html[lang="ar"] {
  direction: rtl;
}
html[lang="ar"] .header-bar {
  direction: rtl;
}
html[lang="ar"] .lang-menu {
  right: auto;
  left: 0;
}
html[lang="ar"] .float-dl,
html[lang="ar"] .nx-float {
  right: 1.15rem !important;
  left: auto !important;
  inset-inline-end: 1.15rem !important;
  inset-inline-start: auto !important;
}
html[lang="ar"] .feat-map a:hover,
html[lang="ar"] .feat-map a.is-active {
  box-shadow: inset -2px 0 0 var(--map-dot, #d94a68);
}
html[lang="ar"] .faq-row.is-open {
  box-shadow: inset -3px 0 0 var(--q, #d94a68);
}
html[lang="ar"] .faq-row:hover {
  box-shadow: inset -3px 0 0 color-mix(in srgb, var(--q, #d94a68) 55%, transparent);
}
html[lang="ar"] .platform-row {
  border-left: 1px solid rgba(255,255,255,.08);
  border-right: 3px solid var(--edge, #d94a68);
}
html[lang="ar"] .callout {
  border-left: 0;
  border-right: 3px solid var(--tone, #d94a68);
  border-radius: .4rem 0 0 .4rem;
}
html[lang="ar"] .timeline {
  padding-left: 0;
  padding-right: 1.5rem;
}
html[lang="ar"] .timeline::before {
  left: auto;
  right: .4rem;
}
html[lang="ar"] .timeline-item::before {
  left: auto;
  right: -1.28rem;
}
html[lang="ar"] .step-row {
  grid-template-columns: 1fr 3rem;
}
html[lang="ar"] .step-num {
  order: 2;
  text-align: left;
}
html[lang="ar"] .step-row:not(:last-child)::before {
  left: auto;
  right: 1.05rem;
}
html[lang="ar"] .cap-table .row-pip {
  margin-right: 0;
  margin-left: .55rem;
}
html[lang="ar"] .shot-bar {
  flex-direction: row-reverse;
}
html[lang="ar"] .crumb {
  direction: rtl;
}

@media (max-width: 899px) {
  .header-actions .lang-switch {
    order: -1;
  }
}