Language Picker

<div class="nuda-lang">
  <button type="button" class="nuda-lang__trigger" aria-expanded="true">
    <span class="nuda-lang__flag" aria-hidden="true">🇺🇸</span>
    <span class="nuda-lang__name">English (US)</span>
    <svg class="nuda-lang__caret" viewBox="0 0 12 12" aria-hidden="true">
      <path d="m3 4.5 3 3 3-3" fill="none" stroke="currentColor"
            stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round" />
    </svg>
  </button>
  <ul class="nuda-lang__menu" role="listbox">
    <li class="nuda-lang__opt nuda-lang__opt--active" role="option" aria-selected="true">
      <span class="nuda-lang__flag" aria-hidden="true">🇺🇸</span>
      <span>English (US)</span>
      <svg viewBox="0 0 12 12" aria-hidden="true">
        <path d="m3 6.5 2 2 4-5" fill="none" stroke="currentColor"
              stroke-width="1.75" stroke-linecap="round" stroke-linejoin="round" />
      </svg>
    </li>
    <li class="nuda-lang__opt" role="option">
      <span class="nuda-lang__flag" aria-hidden="true">🇪🇸</span><span>Español</span>
    </li>
    <li class="nuda-lang__opt" role="option">
      <span class="nuda-lang__flag" aria-hidden="true">🇫🇷</span><span>Français</span>
    </li>
    <li class="nuda-lang__opt" role="option">
      <span class="nuda-lang__flag" aria-hidden="true">🇯🇵</span><span>日本語</span>
    </li>
  </ul>
</div>

/* Language Picker
   Dropdown listing languages with flag + name + active check.
   Customize: --accent, --menu-bg */

.nuda-lang {
  --accent: #e4ff54;
  --menu-bg: #111114;
  position: relative;
  width: 100%;
  max-width: 280px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.nuda-lang__trigger {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  width: 100%;
  padding: 0.625rem 0.875rem;
  background: #0c0c10;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: #fafafa;
  font-size: 0.875rem;
  font-family: inherit;
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.nuda-lang__trigger:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.nuda-lang__trigger:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.nuda-lang__flag {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}

.nuda-lang__name {
  flex: 1;
  text-align: left;
}

.nuda-lang__caret {
  width: 12px;
  height: 12px;
  color: #a0a0a8;
}

.nuda-lang__menu {
  margin: 0;
  padding: 0.375rem;
  list-style: none;
  background: var(--menu-bg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
}

.nuda-lang__opt {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  padding: 0.5rem 0.625rem;
  border-radius: 7px;
  color: #a0a0a8;
  font-size: 0.8125rem;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.nuda-lang__opt:hover {
  background: #0c0c10;
  color: #fafafa;
}

.nuda-lang__opt span:not(.nuda-lang__flag) {
  flex: 1;
}

.nuda-lang__opt svg {
  width: 12px;
  height: 12px;
  color: var(--accent);
}

.nuda-lang__opt--active {
  background: #0c0c10;
  color: #fafafa;
}

@media (prefers-reduced-motion: reduce) {
  .nuda-lang__trigger,
  .nuda-lang__opt {
    transition: none;
  }
}