.whatsapp-floating-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    z-index: 1100;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-floating-btn:hover {
    background: #20b2aa;
    transform: scale(1.1);
    box-shadow: 0 15px 25px rgba(0,0,0,0.25);
}

.whatsapp-floating-btn svg {
    width: 30px;
    height: 30px;
    stroke-width: 2;
}

@media screen and (max-width: 480px) {
    .whatsapp-floating-btn {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
    }

    .whatsapp-floating-btn svg {
        width: 25px;
        height: 25px;
    }
}