body {
  background: linear-gradient(to right, #f8faff, #e8f0ff);
  font-family: 'Helvetica Neue', sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px;
  color: #333;
}
h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
}
p {
  color: #666;
  margin-bottom: 20px;
}
#chat {
  width: 100%;
  max-width: 500px;
  border: 1px solid #ccc;
  border-radius: 10px;
  padding: 20px;
  background-color: #fff;
}
.bubble {
  margin: 10px 0;
  padding: 10px 15px;
  border-radius: 20px;
  max-width: 80%;
}
.user {
  align-self: flex-end;
  background-color: #d8eafd;
  text-align: right;
}
.ai {
  align-self: flex-start;
  background-color: #f0f0f0;
}
.row {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 15px;
}
input[type="text"] {
  flex: 1;
  padding: 10px;
  border: 1px solid #aaa;
  border-radius: 20px;
}
button {
  padding: 10px 20px;
  border: none;
  background-color: #668cff;
  color: white;
  border-radius: 20px;
  cursor: pointer;
}