/* Floating WhatsApp Button */
.whatsapp-btn {
 position: fixed;
 bottom: 25px;
 right: 25px;
 background: linear-gradient(135deg, #25D366, #128C7E);
 color: #fff;
 font-weight: 600;
 padding: 5px 12px;
 border-radius: 50px;
 box-shadow: 0 6px 16px rgba(0,0,0,0.25);
 text-decoration: none;
 font-size: 16px;
 z-index: 9999;
 transition: transform 0.3s ease, box-shadow 0.3s ease;
 animation: float 2.5s infinite ease-in-out;
}

/* Floating animation */
@keyframes float {
 0%, 100% { transform: translateY(0); }
 50% { transform: translateY(-8px); }
}

/* Hover effect */
.whatsapp-btn:hover {
 transform: scale(1.1);
 box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

/* WhatsApp icon styling */
.whatsapp-btn i {
 font-size: 18px;
 animation: pulse 1.5s infinite;
}

/* Pulse animation for icon */
@keyframes pulse {
 0% { transform: scale(1); }
 50% { transform: scale(1.2); }
 100% { transform: scale(1); }
}

/* Responsive for small screens: fully round */
@media (max-width: 576px) {
 .whatsapp-btn {
 padding: 10px; /* equal padding for round shape */
 border-radius: 50%; /* round shape */
 font-size: 0; /* hide text */
 }
 .whatsapp-btn span {
 display: none; /* hide text on mobile */
 }
}