.home-whatsapp {
    position: fixed;
    right: max(24px, env(safe-area-inset-right));
    bottom: max(24px, env(safe-area-inset-bottom));
    z-index: 1031;
    display: grid;
    place-items: center;
    width: 60px;
    height: 60px;
    border: 1px solid #9C8CFF;
    border-radius: 20px;
    background: linear-gradient(135deg, #725CFF, #39D5FF);
    color: #F4F5FB;
    box-shadow: 0 10px 30px #725CFF40;
    transition: transform .2s ease, box-shadow .2s ease;
}

.home-whatsapp:hover,
.home-whatsapp:focus-visible {
    color: #F4F5FB;
    transform: translateY(-4px);
    box-shadow: 0 12px 36px #39D5FF30;
}

.home-whatsapp-label {
    position: absolute;
    right: calc(100% + 12px);
    padding: 10px 14px;
    border: 1px solid #272D42;
    border-radius: 12px;
    background: #111626;
    color: #F4F5FB;
    font-size: .8rem;
    white-space: nowrap;
    pointer-events: none;
}

@media (max-width: 575px) {
    .home-whatsapp {
        width: 52px;
        height: 52px;
        right: max(16px, env(safe-area-inset-right));
        bottom: max(16px, env(safe-area-inset-bottom));
        border-radius: 16px;
    }

    .home-whatsapp-label {
        opacity: 0;
    }

    .home-whatsapp:hover .home-whatsapp-label,
    .home-whatsapp:focus-visible .home-whatsapp-label {
        opacity: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .home-whatsapp {
        transition: none;
    }
}