.nd-whatsapp-sticky {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #25D366;
    color: #ffffff;
    text-decoration: none;
    border-radius: 56px;
    padding: 0 20px 0 16px;
    height: 56px;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
    transition: opacity 0.2s ease;
}

.nd-whatsapp-sticky:hover,
.nd-whatsapp-sticky:focus {
    opacity: 0.9;
    color: #ffffff;
}

.nd-whatsapp-sticky::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 24px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M17.472 14.382c-.297-.149-1.758-.867-2.03-.967-.273-.099-.471-.148-.67.15-.197.297-.767.966-.94 1.164-.173.199-.347.223-.644.075-.297-.15-1.255-.463-2.39-1.475-.883-.788-1.48-1.761-1.653-2.059-.173-.297-.018-.458.13-.606.134-.133.298-.347.446-.52.149-.174.198-.298.298-.497.099-.198.05-.371-.025-.52-.075-.149-.669-1.612-.916-2.207-.242-.579-.487-.5-.669-.51-.173-.008-.371-.01-.57-.01-.198 0-.52.074-.792.372-.272.297-1.04 1.016-1.04 2.479 0 1.462 1.065 2.875 1.213 3.074.149.198 2.096 3.2 5.077 4.487.709.306 1.262.489 1.694.625.712.227 1.36.195 1.871.118.571-.085 1.758-.719 2.006-1.413.248-.694.248-1.289.173-1.413-.074-.124-.272-.198-.57-.347z'/%3E%3Cpath d='M12 0C5.373 0 0 5.373 0 12c0 2.096.535 4.07 1.476 5.795L0 24l6.395-1.476A11.955 11.955 0 0012 24c6.627 0 12-5.373 12-12S18.627 0 12 0zm0 21.818a9.808 9.808 0 01-5.003-1.37l-.36-.214-3.8.877.892-3.702-.235-.38A9.808 9.808 0 012.182 12C2.182 6.58 6.58 2.182 12 2.182S21.818 6.58 21.818 12 17.42 21.818 12 21.818z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
    flex-shrink: 0;
}

/* Desktop — manji, samo ikona */
@media (min-width: 769px) {
    .nd-whatsapp-sticky {
        width: 48px;
        height: 48px;
        border-radius: 50%;
        padding: 0;
        justify-content: center;
    }

    .nd-whatsapp-sticky span {
        display: none;
    }

    .nd-whatsapp-sticky::before {
        width: 22px;
        height: 22px;
        margin: 0;
    }
}