/* WhatsApp Button Styling */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: 0 4px 25px rgba(37, 211, 102, 0.5);
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    color: white;
    animation: pulse-border 2s infinite;
}

/* Notification Badge */
.whatsapp-button::after {
    content: "1";
    position: absolute;
    top: -2px;
    right: -2px;
    background-color: #ff4b4b;
    color: white;
    font-size: 12px;
    font-weight: bold;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
    animation: bounce-badge 2s infinite;
}

.whatsapp-button:hover {
    background: linear-gradient(135deg, #20BA5A 0%, #075E54 100%);
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
    text-decoration: none;
    color: white;
}

.whatsapp-button:active {
    transform: scale(0.95);
}

.whatsapp-icon {
    width: 38px;
    height: 38px;
    fill: white;
}

/* Pulse Border Animation */
@keyframes pulse-border {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 20px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@keyframes bounce-badge {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

/* Responsive design for mobile devices */
@media (max-width: 768px) {
    .whatsapp-button {
        bottom: 20px;
        right: 20px;
        width: 55px;
        height: 55px;
    }
    
    .whatsapp-icon {
        width: 30px;
        height: 30px;
    }
}

@media (max-width: 480px) {
    .whatsapp-button {
        bottom: 15px;
        right: 15px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-icon {
        width: 28px;
        height: 28px;
    }
}