.dytpb-tier-box {
    margin: 18px 0;
    border: 1px solid #d7dce2;
    border-radius: 12px;
    overflow: hidden;
    background: #fff;
}

.dytpb-tier-summary {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: #fff;
    cursor: pointer;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 600;
    color: inherit;
}

.dytpb-tier-summary-arrow {
    font-size: 18px;
    transition: transform 0.2s ease;
}

.dytpb-tier-box.is-open .dytpb-tier-summary-arrow {
    transform: rotate(180deg);
}

.dytpb-tier-dropdown {
    padding: 0 0 16px;
    border-top: 1px solid #edf0f3;
}

.dytpb-tier-table-head,
.dytpb-tier-item {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 10px;
    align-items: center;
}

.dytpb-tier-table-head {
    padding: 14px 22px 8px;
    color: #6b7280;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.dytpb-tier-list {
    padding: 0 12px;
}

.dytpb-tier-item {
    width: 100%;
    text-align: left;
    padding: 14px 10px;
    margin: 0;
    border: 1px solid #e7eaee;
    border-radius: 10px;
    background: #fff;
    cursor: pointer;
}

.dytpb-tier-list .dytpb-tier-item + .dytpb-tier-item {
    margin-top: 10px;
}

.dytpb-tier-item.is-active {
    border-color: #15b8d6;
    background: #eaf9fc;
}

.dytpb-tier-col-save {
    color: #ff2b6d;
    font-weight: 700;
}

.dytpb-tier-col-price {
    font-weight: 700;
}

.dytpb-tier-preview {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    padding: 16px 22px 0;
    font-size: 14px;
}

.dytpb-live-price {
    margin: 16px 0 10px;
    line-height: 1;
}

.dytpb-live-price-amount {
    font-size: 44px;
    font-weight: 700;
    color: #0f2043;
}

.single-product div.product .dytpb-tier-box .price,
.single-product div.product .dytpb-live-price .price {
    margin-bottom: 0;
}

@media (max-width: 767px) {
    .dytpb-tier-table-head,
    .dytpb-tier-item {
        grid-template-columns: 1fr;
    }

    .dytpb-tier-preview {
        flex-direction: column;
        gap: 8px;
    }

    .dytpb-live-price-amount {
        font-size: 36px;
    }
}