footer {
    background: rgba(255,255,255,0.04);
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 35px 6%;
    margin-top: auto;
}

.footer-columns {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 25px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
}

.footer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.footer-header h3 {
    color: #c7b9ff;
    font-size: 17px;
    font-weight: 600;
}

.footer-header i {
    display: none;
}

.footer-column ul {
    list-style: none;
    margin: 10px 0 0;
    padding: 0;
}

.footer-column ul li {
    margin: 4px 0;
}

.footer-column ul li a {
    color: #bbb;
    text-decoration: none;
    font-size: 14px;
    transition: 0.2s;
}

.footer-column ul li a:hover {
    color: #fff;
}

.footer-column p {
    font-size: 13.5px;
    color: #aaa;
    margin: 10px 0 0;
}

.payment-icons {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
}

.payment-icons img {
    height: 35px;
    width: auto;
    filter: drop-shadow(0 0 5px rgba(255,255,255,0.15));
    border-radius: 4px;
    background: rgba(255,255,255,0.05);
    padding: 4px 6px;
    border: 1px solid rgba(255,255,255,0.08);
}

@media (max-width: 700px) {
    .footer-columns {
        flex-direction: column;
        gap: 10px;
    }

    .footer-header i {
        display: block;
        transition: transform 0.3s;
    }

    .footer-column ul,
    .footer-column p,
    .payment-icons {
        display: none;
    }

    .footer-column.open ul,
    .footer-column.open p,
    .footer-column.open .payment-icons {
        display: block;
    }

    .footer-column.open .footer-header i {
        transform: rotate(180deg);
    }

    footer {
        padding: 25px 20px;
    }
}