#chat-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 320px;
  max-height: 480px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
  font-family: sans-serif;
}
#chat-header {
  background: #005bac;
  color: white;
  padding: 12px;
  border-top-left-radius: 12px;
  border-top-right-radius: 12px;
  font-weight: bold;
}
#chat-messages {
  flex: 1;
  padding: 10px;
  overflow-y: auto;
}
.message {
  margin: 6px 0;
  padding: 8px 12px;
  border-radius: 20px;
  max-width: 80%;
  position: relative;
}
.message.user {
  background: #e0f0ff;
  align-self: flex-end;
}
.message.bot {
  background: #f1f0f0;
  align-self: flex-start;
}
#chat-input {
  display: flex;
  border-top: 1px solid #ddd;
}
#chat-input input {
  flex: 1;
  border: none;
  padding: 10px;
  font-size: 14px;
}
#chat-input button {
  border: none;
  background: #005bac;
  color: white;
  padding: 10px 14px;
  cursor: pointer;
}
#chat-input input:focus,
#chat-input button:focus {
  outline: none;
}