/* Floating Contact Basic Styles */
.floating-contact {
    position: fixed;
    bottom: 150px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    z-index: 9999;
}
.float-icon {
    position: relative;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background-color: white;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: visible;
    text-decoration: none;
}
.float-icon img {
    width: 50px;
    height: 50px;
    margin: 0 auto;
    z-index: 1;
}
.icon-wave {
  position: absolute;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: rgba(0, 123, 255, 0.3);
  animation: pulse 1.5s infinite;
  z-index: 0;
}
.float-icon.hotline .icon-wave { background-color: rgba(255, 0, 0, 0.3); }
.float-icon.zalo .icon-wave { background-color: rgba(0, 115, 255, 0.3); }
.float-icon.messenger .icon-wave { background-color: rgba(0, 132, 255, 0.3); }
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.5); opacity: 0.3; }
  100% { transform: scale(1); opacity: 0.7; }
}