.whatsapp-float {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 55px;
    height: 55px;
    background-color: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    text-decoration: none;
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
    z-index: 9999;
}

.whatsapp-float:hover {
    background-color: #1ebe5d;
    transform: scale(1.1);
}

/* Mobil için daha küçük */
@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 26px;
        bottom: 15px;
        left: 15px;
    }
}