.travlink-whatsapp-float {
    position: fixed;
    right: 30px;
    bottom: 30px;
    z-index: 1100;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25d366;
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(37, 211, 102, .35);
    font-size: 29px;
    line-height: 1;
    text-decoration: none;
    animation: travlinkWhatsAppFloat 2.8s ease-in-out infinite;
    transition: transform .3s ease, box-shadow .3s ease, background-color .3s ease;
}
.travlink-whatsapp-float i { display: block; transition: transform .3s ease; }
.travlink-whatsapp-float:hover {
    background: #25d366;
    color: #ffffff;
    box-shadow: 0 15px 35px rgba(37, 211, 102, .45);
    transform: scale(1.08);
    animation-play-state: paused;
}
.travlink-whatsapp-float:hover i { transform: rotate(7deg); }
.travlink-whatsapp-float:focus-visible { outline: 3px solid rgba(37, 211, 102, .4); outline-offset: 4px; }
@keyframes travlinkWhatsAppFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
@media (max-width: 575px) {
    .travlink-whatsapp-float { right: 20px; bottom: 20px; width: 54px; height: 54px; font-size: 26px; }
}
@media (prefers-reduced-motion: reduce) {
    .travlink-whatsapp-float { animation: none; }
}