#ca-chat-button {
  position: fixed;
  right: 20px;
  bottom: 20px;
  background: #478ac9;
  color: white;
  padding: 14px 18px;
  border-radius: 30px;
  cursor: pointer;
  z-index: 9999;
  font-weight: bold;
}

#ca-chat-box {
  display: none;
  position: fixed;
  right: 20px;
  top: 90px;
  bottom: auto;
  width: 330px;
  max-height: calc(100vh - 140px);
  overflow-y: auto;
  background: white;
  border: 1px solid #ddd;
  border-radius: 12px;
  z-index: 9999;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  padding: 16px;
  font-family: Arial, sans-serif;
}
#ca-chat-header {
  background: #478ac9;
  color: white;
  margin: -16px -16px 15px -16px;
  padding: 15px;
  border-radius: 12px 12px 0 0;
  font-size: 22px;
  font-weight: bold;
  text-align: center;
}

}

#ca-chat-box input,
#ca-chat-box textarea {
  width: 100%;
  margin: 6px 0;
  padding: 9px;
  box-sizing: border-box;
 border: 1px solid #ddd;
  border-radius: 8px;

}

#ca-chat-box button {
  width: 100%;
  padding: 10px;
  background: #478ac9;
  color: white;
  border: none;
  cursor: pointer;
  font-weight: bold;
  border-radius: 8px;
  font-size: 18px;
}