/* Internationalization — language switcher, RTL, locale tweaks */

.lang-menu {
  position: relative;
  z-index: 13;
}

.lang-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-width: 52px;
  height: 36px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.04);
  color: rgba(255, 255, 255, 0.88);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  pointer-events: auto;
  position: relative;
  z-index: 1;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.lang-menu-btn:hover,
.lang-menu.is-unfolded .lang-menu-btn {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.lang-menu-btn svg {
  width: 12px;
  height: 12px;
  opacity: 0.7;
  transition: transform 0.2s ease;
}

.lang-menu.is-unfolded .lang-menu-btn svg {
  transform: rotate(180deg);
}

.lang-menu-list {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 168px;
  margin: 0;
  padding: 6px 0;
  list-style: none;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(8, 8, 8, 0.98);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.55);
  z-index: 110;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
}

.lang-menu.is-unfolded .lang-menu-list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.lang-menu-list a {
  display: block;
  padding: 0.55rem 1rem;
  color: rgba(255, 255, 255, 0.68);
  text-decoration: none;
  pointer-events: auto;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.15s ease, background 0.15s ease;
}

.lang-menu-list a:hover,
.lang-menu-list a.is-current {
  color: rgba(255, 255, 255, 0.95);
  background: rgba(255, 255, 255, 0.06);
}

#drawer-panel .lang-drawer {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

#drawer-panel .lang-drawer-label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.58rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.38);
}

#drawer-panel .lang-drawer a {
  display: block;
  padding: 0.4rem 0;
  font-size: 0.62rem;
  letter-spacing: 0.1em;
}

/* Russian — slightly wider buttons */
html[lang="ru"] .nav-dl-btn,
html[lang="ru"] .hero-actions a,
html[lang="ru"] .ui-btn,
html[lang="ru"] .setup-block__actions a {
  padding-left: 26px !important;
  padding-right: 26px !important;
  min-width: 148px;
}

html[lang="ru"] .nav-links a {
  letter-spacing: 0.08em;
  font-size: 0.66rem;
}

/* Chinese — tighter nav letter-spacing */
html[lang="zh-CN"] .nav-links a,
html[lang="zh-CN"] #drawer-panel a,
html[lang="zh-CN"] .logo-link span {
  letter-spacing: 0.04em !important;
  text-transform: none;
}

html[lang="zh-CN"] .nav-dl-btn,
html[lang="zh-CN"] .section-label,
html[lang="zh-CN"] .hero-kicker {
  letter-spacing: 0.06em !important;
  text-transform: none;
}

/* Arabic — RTL */
html[lang="ar"] {
  direction: rtl;
}

html[lang="ar"] .hero-inner,
html[lang="ar"] .feat-grid,
html[lang="ar"] .head-bar,
html[lang="ar"] .breadcrumb ol,
html[lang="ar"] .walk-block {
  direction: rtl;
}

html[lang="ar"] .hero-copy {
  text-align: right;
}

html[lang="ar"] .hero-actions {
  justify-content: flex-start;
}

html[lang="ar"] .lang-menu-list {
  right: auto;
  left: 0;
}

html[lang="ar"] .breadcrumb li:not(:last-child)::after {
  margin-left: 0;
  margin-right: 0.5rem;
}

@media (max-width: 980px) {
  .lang-menu-list {
    right: 0;
    left: auto;
  }

  html[lang="ar"] .lang-menu-list {
    left: 0;
    right: auto;
  }
}

@media (max-width: 520px) {
  .lang-menu-btn {
    min-width: 44px;
    height: 34px;
    padding: 0 10px;
  }
}

/* Footer language switcher */
.foot-lang.foot-lang-row,
.foot-lang-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  margin-top: 26px;
  padding-top: 0;
  border-top: none;
}

.foot-lang-label {
  font-family: var(--font-display);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.42);
}

.lang-menu--foot .lang-menu-list {
  right: 50%;
  transform: translateX(50%) translateY(-6px);
}

.lang-menu--foot.is-unfolded .lang-menu-list {
  transform: translateX(50%) translateY(0);
}

html[lang="ar"] .lang-menu--foot .lang-menu-list {
  right: 50%;
  left: auto;
  transform: translateX(50%) translateY(-6px);
}

html[lang="ar"] .lang-menu--foot.is-unfolded .lang-menu-list {
  transform: translateX(50%) translateY(0);
}