body {
      margin: 0;
      font-family: sans-serif;
      background: #f4f4f4;
    }

    .menu-flotante {
      position: fixed;
      right: 20px;
      bottom: 60px;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 10px;
      z-index: 1000;
    }

    .boton-flotante {
      display: flex;
      align-items: center;
      background-color: #333;
      padding: 8px 12px;
      border-radius: 30px;
      text-decoration: none;
      color: white;
      cursor: pointer;
    }

    .boton-flotante:hover {
      background-color: #444;
    }

    .boton-flotante i {
      background: white;
      color: #C8A189;
      border-radius: 50%;
      padding: 10px;
      font-size: 16px;
      margin-right: 10px;
    }

    .boton-toggle {
      background: #333;
      color: #C8A189;
      border-radius: 50%;
      width: 45px;
      height: 45px;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
    }

    .oculto {
      display: none;
    }

    #chatContainer {
      position: fixed;
      bottom: 120px;
      right: 20px;
      width: 360px;
      height: 500px;
      background: white;
      border: 2px solid #ccc;
      border-radius: 10px;
      display: none;
      flex-direction: column;
      overflow: hidden;
      box-shadow: 0 0 10px rgba(0,0,0,0.4);
      z-index: 1000;
    }

    #chatHeader {
      background: #222;
      color: white;
      padding: 10px;
      text-align: center;
      font-weight: bold;
      position: relative;
    }

    #chatHeader .cerrar-chat {
      position: absolute;
      right: 10px;
      top: 8px;
      color: #fff;
      cursor: pointer;
      font-size: 18px;
    }

    #chatMessages {
      flex: 1;
      padding: 10px;
      overflow-y: auto;
      background: #f9f9f9;
    }

    #chatMessages .user {
      text-align: right;
      color: #222;
      margin: 5px 0;
    }

    #chatMessages .bot {
      text-align: left;
      color: #555;
      margin: 5px 0;
    }

    #chatForm {
      display: flex;
      border-top: 1px solid #ccc;
    }

    #chatInput {
      flex: 1;
      padding: 10px;
      border: none;
      outline: none;
    }

    #sendBtn {
      background: #C8A189;
      color: white;
      border: none;
      padding: 10px 15px;
      cursor: pointer;
    }

    #endChatBtn {
      background: #dc3545;
      color: white;
      border: none;
      width: 100%;
      padding: 10px;
      cursor: pointer;
      font-weight: bold;
      border-top: 1px solid #ccc;
    }

    #endChatBtn:hover {
      background: #c82333;
    }