:root {
  --rb-language-ink: #0b0b0d;
  --rb-language-paper: #fff7ea;
  --rb-language-gold: #d4af37;
  --rb-language-muted: #9e9588;
}
html.rb-i18n-loading body {
  opacity: 0;
}

body {
  transition: opacity 160ms ease;
}

.rb-language-switcher {
  position: fixed;
  right: calc(16px + env(safe-area-inset-right, 0px));
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  z-index: 2147483000;
  display: grid;
  justify-items: end;
  gap: 9px;
  color: var(--rb-language-paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 12px;
  line-height: 1;
}

.rb-language-switcher button {
  font: inherit;
}

.rb-language-switcher[aria-busy="true"] {
  cursor: wait;
  opacity: 0.78;
}

.rb-language-trigger {
  display: inline-flex;
  min-width: 48px;
  height: 44px;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 11px;
  border: 1px solid rgba(255, 247, 234, 0.22);
  border-radius: 999px;
  background:
    linear-gradient(145deg, rgba(255, 247, 234, 0.12), rgba(255, 255, 255, 0.025)),
    rgba(11, 11, 13, 0.82);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    0 12px 34px rgba(0, 0, 0, 0.28);
  color: var(--rb-language-paper);
  cursor: pointer;
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  backdrop-filter: blur(18px) saturate(1.3);
  transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
}

.rb-language-trigger:hover,
.rb-language-trigger[aria-expanded="true"] {
  border-color: rgba(212, 175, 55, 0.62);
  background:
    linear-gradient(145deg, rgba(212, 175, 55, 0.17), rgba(255, 255, 255, 0.035)),
    rgba(11, 11, 13, 0.9);
  transform: translateY(-1px);
}

.rb-language-trigger svg {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
}

.rb-language-code {
  color: var(--rb-language-gold);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.rb-language-menu {
  width: 174px;
  padding: 7px;
  border: 1px solid rgba(255, 247, 234, 0.17);
  border-radius: 16px;
  background:
    linear-gradient(145deg, rgba(255, 247, 234, 0.1), rgba(255, 255, 255, 0.018)),
    rgba(11, 11, 13, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.17),
    0 22px 55px rgba(0, 0, 0, 0.38);
  -webkit-backdrop-filter: blur(22px) saturate(1.3);
  backdrop-filter: blur(22px) saturate(1.3);
  transform-origin: right bottom;
  animation: rb-language-in 160ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.rb-language-menu[hidden] {
  display: none;
}

.rb-language-option {
  display: grid;
  width: 100%;
  grid-template-columns: 25px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 10px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: #d8cebf;
  text-align: left;
  cursor: pointer;
  transition: background 160ms ease-out, color 160ms ease-out, transform 160ms ease-out;
}

.rb-language-trigger:active,
.rb-language-option:active {
  transform: scale(0.98);
}

.rb-language-option:hover,
.rb-language-option:focus-visible {
  background: rgba(212, 175, 55, 0.1);
  color: var(--rb-language-paper);
}

.rb-language-option[aria-checked="true"] {
  color: var(--rb-language-paper);
}

.rb-language-option abbr {
  color: var(--rb-language-gold);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 8px;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.rb-language-option span {
  font-size: 12px;
}

.rb-language-check {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: transparent;
  box-shadow: 0 0 0 1px rgba(255, 247, 234, 0.25);
  transition: background 160ms ease-out, box-shadow 160ms ease-out;
}

.rb-language-option[aria-checked="true"] .rb-language-check {
  background: var(--rb-language-gold);
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.11);
}

.rb-language-trigger:focus-visible,
.rb-language-option:focus-visible {
  outline: 2px solid var(--rb-language-gold);
  outline-offset: 3px;
}

@keyframes rb-language-in {
  from { opacity: 0; transform: translateY(5px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 520px) {
  .rb-language-switcher {
    right: calc(12px + env(safe-area-inset-right, 0px));
    bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  }

  .rb-language-trigger {
    min-width: 46px;
    height: 44px;
    padding-inline: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body,
  .rb-language-trigger,
  .rb-language-menu,
  .rb-language-option,
  .rb-language-check {
    animation: none !important;
    transition: none !important;
  }
}

@media print {
  .rb-language-switcher {
    display: none !important;
  }
}