.chat-bubble-in {
  background-color: #fff;
  border-radius: 0 8px 8px 8px;
}
.chat-bubble-out {
  background-color: #DCF8C6;
  border-radius: 8px 0 8px 8px;
}
.fade-in {
  animation: fadeIn 0.3s ease-in;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.mode-badge-off { background-color: #9CA3AF; }
.mode-badge-semi { background-color: #F59E0B; }
.mode-badge-full { background-color: #10B981; }