/* Botão flutuante de WhatsApp (canto inferior direito, em todas as páginas do site) */
.sl-whatsapp-float {
    position: fixed;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 50;
    display: block;
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 9999px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sl-whatsapp-float:hover,
.sl-whatsapp-float:focus-visible {
    transform: scale(1.1);
}

.sl-whatsapp-float:focus-visible {
    outline: 2px solid transparent;
    outline-offset: 2px;
    box-shadow: 0 0 0 4px rgba(37, 211, 102, 0.4),
                0 10px 15px -3px rgba(0, 0, 0, 0.1),
                0 4px 6px -4px rgba(0, 0, 0, 0.1);
}

.sl-whatsapp-float::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -10;
    border-radius: 9999px;
    background-color: rgba(37, 211, 102, 0.6);
    pointer-events: none;
}

@media (min-width: 768px) {
    .sl-whatsapp-float {
        right: 2rem;
        bottom: 2rem;
        width: 4rem;
        height: 4rem;
    }
}

@media (prefers-reduced-motion: no-preference) {
    .sl-whatsapp-float {
        animation: sl-wiggle 4s ease-in-out infinite;
    }

    .sl-whatsapp-float::before {
        animation: sl-pulse-ring 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    }

    .sl-whatsapp-float:hover {
        animation-play-state: paused;
    }
}

@keyframes sl-pulse-ring {
    0% {
        transform: scale(0.9);
        opacity: 1;
    }
    70%,
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

@keyframes sl-wiggle {
    0%, 80%, 100% {
        transform: rotate(0deg);
    }
    84% {
        transform: rotate(-12deg);
    }
    88% {
        transform: rotate(10deg);
    }
    92% {
        transform: rotate(-6deg);
    }
    96% {
        transform: rotate(4deg);
    }
}