body {
  font-family: 'Cairo', sans-serif;
  background: #f1f1f1;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#chat-container {
  width: 400px;
  height: 600px;
  background: white;
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

#chatbox {
  flex: 1;
  padding: 15px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.msg {
  max-width: 70%;
  padding: 10px 15px;
  border-radius: 15px;
  font-size: 1rem;
  line-height: 1.4;
}

.user {
  align-self: flex-end;
  background: #0078ff;
  color: white;
  border-bottom-right-radius: 5px;
}

.bot {
  align-self: flex-start;
  background: #ececec;
  color: #333;
  border-bottom-left-radius: 5px;
}

#input-area {
  display: flex;
  padding: 10px;
  border-top: 1px solid #ddd;
}

#userInput {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 20px;
  outline: none;
}

#sendBtn {
  margin-left: 10px;
  padding: 10px 20px;
  background: #0078ff;
  color: white;
  border: none;
  border-radius: 20px;
  cursor: pointer;
}