#linzzChatButton {
    position: fixed;
    right: 25px;
    bottom: 25px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    color: white;
    border: none;
    font-size: 28px;
    cursor: pointer;
    z-index: 9998;
    box-shadow: 0 5px 20px rgba(0,0,0,0.25);
}

#linzzChatBox {
    position: fixed;
    right: 25px;
    bottom: 100px;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    display: none;
    flex-direction: column;
    z-index: 9999;
    box-shadow: 0 10px 40px rgba(0,0,0,0.30);
    font-family: Arial, sans-serif;
}

.linzz-chat-header {
    background: #075E54;
    color: white;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.linzz-chat-header-title {
    font-size: 16px;
    font-weight: 600;
}

.linzz-chat-header small {
    display: block;
    font-size: 11px;
    margin-top: 3px;
    opacity: 0.85;
}

.linzz-close-chat {
    background: transparent;
    color: white;
    border: none;
    font-size: 22px;
    cursor: pointer;
}

#linzzChatMessages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    background: #efeae2;
}

.linzz-message {
    max-width: 80%;
    padding: 9px 12px;
    border-radius: 8px;
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.4;
}

.linzz-admin-message {
    background: white;
    margin-right: auto;
}

.linzz-customer-message {
    background: #d9fdd3;
    margin-left: auto;
}

.linzz-chat-form {
    padding: 10px;
    display: flex;
    gap: 8px;
    border-top: 1px solid #ddd;
    background: white;
}

#linzzChatInput {
    flex: 1;
    border: 1px solid #ddd;
    border-radius: 20px;
    padding: 10px 14px;
    outline: none;
}

#linzzChatSend {
    border: none;
    border-radius: 50%;
    width: 42px;
    height: 42px;
    background: #25D366;
    color: white;
    cursor: pointer;
    font-size: 18px;
}

@media(max-width: 500px) {
    #linzzChatBox {
        width: calc(100% - 20px);
        right: 10px;
        bottom: 85px;
        height: 65vh;
    }

    #linzzChatButton {
        right: 15px;
        bottom: 15px;
    }
}