/* Bouton WhatsApp fixe */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 1000;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.whatsapp-float:hover {
    background-color: #128c7e;
    transform: scale(1.1);
    color: #FFF;
    text-decoration: none;
}

.whatsapp-float:focus {
    outline: none;
    color: #FFF;
    text-decoration: none;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: currentColor;
}

/* Animation de pulsation */
@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

.whatsapp-float.pulse {
    animation: pulse 2s infinite;
}

/* Responsive pour mobile */
@media screen and (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
        font-size: 24px;
    }
    
    .whatsapp-float svg {
        width: 26px;
        height: 26px;
    }
}

@media screen and (max-width: 480px) {
    .whatsapp-float {
        width: 45px;
        height: 45px;
        bottom: 15px;
        right: 15px;
        font-size: 20px;
    }
    
    .whatsapp-float svg {
        width: 22px;
        height: 22px;
    }
}

/* Masquer sur très petits écrans si nécessaire */
@media screen and (max-width: 320px) {
    .whatsapp-float {
        width: 40px;
        height: 40px;
        bottom: 10px;
        right: 10px;
    }
    
    .whatsapp-float svg {
        width: 20px;
        height: 20px;
    }
}