/* Keep the floating WhatsApp control inside the mobile viewport. */
@media (max-width: 767px) {
    .whatsapp-button {
        bottom: calc(16px + env(safe-area-inset-bottom)) !important;
        left: auto !important;
        position: fixed !important;
        right: 12px !important;
        z-index: 1000 !important;
    }

    .whatsapp-button img {
        display: block;
        height: auto;
        max-width: calc(100vw - 24px);
    }
}