.fab-container {
  position: fixed;
  bottom: 60px;
  right: 10px;
  z-index: 10000;
}

.fab-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #FFD700, #FFA500);
  color: white;
  border: none;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  box-shadow: 0px 4px 8px rgba(0,0,0,0.3);
  z-index: 10002;
}

/* WhatsApp button */
.fab-whatsapp {
  background: #25D366; /* WhatsApp green */
  text-decoration: none;
  margin-bottom: 20px; /* lift WhatsApp button */
}


.chat-card {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 350px;
  height: 450px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  display: none;
  overflow: hidden;
}

.chat-card.active {
  display: block;
}

.chat-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: none;
}

.loading {
  height: 100%;
  text-align: center;
  padding-top: 50%;
  font-size: 14px;
  color: #666;
}

.chat-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 9999;
}

.chat-overlay.active {
  display: block;
}