.wgmpesa-grid {
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.wgmpesa-card {
    border: 1px solid #ddd;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    background: #fff;
}
.wg-buy {
    background: #007cba;
    color: white;
    border: none;
    padding: 8px 14px;
    border-radius: 8px;
    cursor: pointer;
}
.wg-buy:hover { background: #005fa3; }