.promotion-popup {
    position: fixed;
    z-index: 1000;
    bottom: 20px;
    left: 50%;
    width: min(520px, calc(100% - 32px));
    padding: 20px;
    transform: translateX(-50%);
    border: 2px solid #ff4081;
    border-radius: 8px;
    color: #222;
    background: #fff;
    box-shadow: 0 5px 20px rgba(0, 0, 0, .2);
    font-family: sans-serif;
}

.promotion-popup[hidden] {
    display: none;
}

.promotion-popup p {
    margin: 0 0 10px;
    text-align: center;
}

.promotion-popup__coupon strong {
    padding: 4px 8px;
    border-radius: 4px;
    color: #fff;
    background: #666;
}

.promotion-popup__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.promotion-popup button {
    min-height: 44px;
    padding: 10px 16px;
    border: 0;
    border-radius: 4px;
    font-weight: 700;
    cursor: pointer;
}

.promotion-popup__primary {
    color: #fff;
    background: #111;
}

.promotion-popup__dismiss {
    color: #222;
    background: #ddd;
}

@media (max-width: 575px) {
    .promotion-popup__actions {
        display: grid;
        grid-template-columns: 1fr;
    }
}