/* Botón flotante de WhatsApp */
    .whatsapp-btn {
      position: fixed;
      bottom: 20px;
      left: 20px;
      background-color: #25d366;
      color: white;
      border-radius: 50%;
      width: 60px;
      height: 60px;
      text-align: center;
      font-size: 30px;
      box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: transform 0.3s ease;
    }

    .whatsapp-btn:hover {
      transform: scale(1.1);
    }

    .whatsapp-btn i {
      pointer-events: none;
    }

    /* Responsive para pantallas pequeñas */
    @media (max-width: 600px) {
      .whatsapp-btn {
        width: 50px;
        height: 50px;
        font-size: 24px;
      }
    }