/* WhatsApp Floating Button */
.whatsapp-button {
    position: fixed;
    left: 30px;
    bottom: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #20ba58);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    z-index: 999;
    text-decoration: none;
    border: none;
    font-size: 32px;
}

.whatsapp-button:hover {
    transform: scale(1.1) translateY(-5px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

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

.whatsapp-button i {
    color: white;
    font-size: 32px;
}

/* Animación de entrada */
@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.whatsapp-button {
    animation: slideInFromLeft 0.6s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
    .whatsapp-button {
        width: 55px;
        height: 55px;
        left: 20px;
        bottom: 20px;
        font-size: 28px;
    }
    
    .whatsapp-button i {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .whatsapp-button {
        width: 50px;
        height: 50px;
        left: 15px;
        bottom: 15px;
        font-size: 24px;
    }
    
    .whatsapp-button i {
        font-size: 24px;
    }
}

/* Efecto de pulsación opcional */
@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 30px rgba(37, 211, 102, 0.6);
    }
    100% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    }
}

.whatsapp-button.pulse {
    animation: slideInFromLeft 0.6s ease-out, pulse 2s ease-in-out 2s infinite;
}