#whatsapp-float-btn {
  position: fixed;
  left: 20px;
  bottom: 20px;
  z-index: 9999;
  background: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: box-shadow 0.2s;
  padding: 0;
  border: none;
}
#whatsapp-float-btn:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
#whatsapp-float-btn img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  display: block;
}

#whatsapp-popup {
  display: none;
  position: fixed;
  left: 90px;
  bottom: 30px;
  width: 260px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
  z-index: 10000;
  font-family: Arial, sans-serif;
  animation: wa-popup-in 0.2s;
}
@keyframes wa-popup-in {
  from { opacity: 0; transform: translateY(30px);}
  to { opacity: 1; transform: translateY(0);}
}
.wa-popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #25d366;
  color: #fff;
  padding: 12px 16px;
  border-radius: 12px 12px 0 0;
  font-weight: bold;
}
.wa-popup-header button {
  background: none;
  border: none;
  color: #fff;
  font-size: 20px;
  cursor: pointer;
}
.wa-popup-body {
  padding: 18px 16px;
  text-align: center;
}
.wa-popup-body a {
  display: inline-block;
  background: #25d366;
  color: #fff;
  padding: 10px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  transition: background 0.2s;
}
.wa-popup-body a:hover {
  background: #128c7e;
}