body {
      font-family: Arial, sans-serif;
      margin: 0;
      padding: 0;
    }

    #chatbot {
      position: fixed;
      bottom: 20px;
      right: 20px;
      width: 320px;
      height: 420px;
      background: #fff;
      border-radius: 15px;
      box-shadow: 0 0 15px rgba(0, 0, 0, 0.3);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      transform: scale(0);
      opacity: 0;
      transition: transform 0.3s ease, opacity 0.3s ease;
      z-index: 9999;
    }

    #chatbot.open {
      transform: scale(1);
      opacity: 1;
    }

    #chatbotToggle {
      position: fixed;
      bottom: 20px;
      right: 20px;
      width: 60px;
      height: 60px;
      border-radius: 50%;
      background-color: #007bff;
      color: white;
      font-size: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      z-index: 10000;
      box-shadow: 0 4px 10px rgba(0,0,0,0.3);
      transition: opacity 0.3s ease, transform 0.3s ease;
    }

    #chatbotToggle.hidden {
      opacity: 0;
      pointer-events: none;
      transform: scale(0.8);
    }

    #chatbotHeader {
      position: relative;
      background: #007bff;
      color: white;
      padding: 10px;
      text-align: center;
      font-weight: bold;
    }

    #closeBtn {
      position: absolute;
      right: 10px;
      top: 5px;
      font-size: 18px;
      cursor: pointer;
    }

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

    #messages {
      display: flex;
      flex-direction: column;
    }

    .message {
      margin: 4px 0;
      padding: 8px 12px;
      border-radius: 15px;
      max-width: 80%;
      font-size: 14px;
    }

    .botMsg {
      background: #e1e1e1;
      align-self: flex-start;
    }

    .userMsg {
      background: #007bff;
      color: white;
      align-self: flex-end;
    }

    #questions {
      display: flex;
      flex-wrap: wrap;
      margin-top: 10px;
    }

    .questionBubble {
      background: #f0f8ff;
      color: #007bff;
      padding: 6px 12px;
      border-radius: 20px;
      margin: 3px 5px;
      cursor: pointer;
      font-size: 13px;
    }

    #inputWrapper {
      display: flex;
      padding: 10px;
      border-top: 1px solid #ccc;
    }

    #userInput {
      flex: 1;
      padding: 8px 12px;
      border-radius: 15px;
      border: 1px solid #ccc;
      font-size: 14px;
    }

    #sendBtn {
      width: 40px;
      height: 36px;
      background: #007bff;
      border: none;
      color: white;
      font-weight: bold;
      border-radius: 50%;
      cursor: pointer;
      margin-left: 5px;
    }