/* --- Chat bubbles by role --- */
.chat-bubble {
  border-radius: 18px;
  padding: 10px 16px;
  margin-bottom: 10px;
  font-size: 16px;
  max-width: 90%;
  display: inline-block;
  word-break: break-word;
}

.patient-bubble {
  background: #e0f7fa;
  color: #006064;
  align-self: flex-start;
  border: 1px solid #b2ebf2;
}

.proctor-bubble {
  background: #fff9c4;
  color: #795548;
  align-self: flex-end;
  border: 1px solid #ffe082;
}

.system-bubble {
  background: #e3e3e3;
  color: #444;
  font-style: italic;
  border: 1px solid #ccc;
}

.dispatch-bubble {
  background: #1976d2;
  color: #fff;
  font-weight: bold;
  border: 1px solid #20e3c2;
}

.user-bubble {
  background: #fff;
  color: #222;
  border: 1px solid #90caf9;
}