.whatsapp-chat-button {
    position: fixed;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    transition: all 0.3s ease;
    cursor: pointer;
}

.whatsapp-chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.whatsapp-chat-button a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
}

.whatsapp-chat-button svg {
    width: 32px;
    height: 32px;
}

/* Position classes */
.whatsapp-chat-button.bottom-right {
    bottom: 20px;
    right: 20px;
}

.whatsapp-chat-button.bottom-left {
    bottom: 20px;
    left: 20px;
}

.whatsapp-chat-button.top-right {
    top: 20px;
    right: 20px;
}

.whatsapp-chat-button.top-left {
    top: 20px;
    left: 20px;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .whatsapp-chat-button {
        width: 50px;
        height: 50px;
    }

    .whatsapp-chat-button svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-chat-button.bottom-right,
    .whatsapp-chat-button.bottom-left {
        bottom: 15px;
    }

    .whatsapp-chat-button.top-right,
    .whatsapp-chat-button.top-left {
        top: 15px;
    }

    .whatsapp-chat-button.bottom-right,
    .whatsapp-chat-button.top-right {
        right: 15px;
    }

    .whatsapp-chat-button.bottom-left,
    .whatsapp-chat-button.top-left {
        left: 15px;
    }
}