.language-fab {
  position: fixed;
  right: 1.75rem;
  bottom: 1.75rem;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
}

.language-fab__form {
  margin: 0;
}

.language-fab__button {
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, #0b1f3a, #1f4ba3);
  color: #fff;
  width: 3.5rem;
  height: 3.5rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.25);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.language-fab__button:hover,
.language-fab__button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.3);
  background: linear-gradient(135deg, #123363, #2563eb);
}

.language-fab__button span {
  font-size: 1rem;
}

.language-fab__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 640px) {
  .language-fab {
    right: 1rem;
    bottom: 1rem;
  }

  .language-fab__button {
    width: 3rem;
    height: 3rem;
  }
}