/* WhatsApp Floating Button — Sorvete da Reserva */

/* Slide-in animation from right */
@keyframes flavors-slide-in {
    0% {
        opacity: 0;
        transform: translateX(80px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Pulse glow */
@keyframes flavors-pulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3), 0 0 0 0 rgba(37, 211, 102, 0.4); }
    70% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3), 0 0 0 16px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3), 0 0 0 0 rgba(37, 211, 102, 0); }
}

.flavors-whatsapp-btn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 62px;
    height: 62px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    color: #fff;
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    text-decoration: none;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1),
                box-shadow 0.3s cubic-bezier(0.22, 1, 0.36, 1);
    animation: flavors-slide-in 0.6s cubic-bezier(0.22, 1, 0.36, 1) 1s both,
               flavors-pulse 2s ease 3s 3;
}

.flavors-whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37, 211, 102, 0.45);
    color: #fff;
}

.flavors-whatsapp-btn:active {
    transform: scale(1.02);
}

.flavors-whatsapp-btn:focus {
    outline: 2px solid #128C7E;
    outline-offset: 3px;
}

/* Tooltip */
.flavors-whatsapp-tooltip {
    position: absolute;
    right: 76px;
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s cubic-bezier(0.22, 1, 0.36, 1);
    transform: translateX(8px);
    backdrop-filter: blur(8px);
    letter-spacing: 0.01em;
}

.flavors-whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px;
    border-style: solid;
    border-color: transparent transparent transparent rgba(0, 0, 0, 0.85);
}

.flavors-whatsapp-btn:hover .flavors-whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .flavors-whatsapp-btn {
        bottom: 18px;
        right: 18px;
        width: 56px;
        height: 56px;
    }

    .flavors-whatsapp-tooltip {
        display: none;
    }
}