.renew-periods-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
    padding: 1.25rem;
}

.renew-period-card {
    background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
    border: 0.0625rem solid rgba(255,255,255,0.1);
    border-radius: 1rem;
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    text-align: center;
}

.renew-period-card:hover {
    background: linear-gradient(135deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-0.125rem);
}

.renew-period-card:active {
    transform: translateY(0px);
}

.renew-period-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: #fff;
    margin-bottom: 0.75rem;
}

.renew-period-discount {
    position: absolute;
    top: 0.625rem;
    right: 0.625rem;
    background: #FF9900;
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    padding: 0.25rem 0.5rem;
    border-radius: 0.5rem;
}

.renew-period-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #3D9966;
}

@media (max-width: 480px) {
    .renew-periods-grid {
        grid-template-columns: 1fr;
    }
}