.zscs-size-selector {
    margin-bottom: 20px;
}

.zscs-size-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    gap: 12px;
}

.zscs-size-selector label {
    display: block;
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: #111;
}

.zscs-size-guide-btn {
    background: transparent;
    border: 1px solid #111;
    color: #111;
    border-radius: 999px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all .25s ease;
    white-space: nowrap;
}

.zscs-size-guide-btn:hover {
    background: #111;
    color: #fff;
}

.zscs-size-buttons {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.zscs-size-btn {
    min-width: 52px;
    height: 44px;
    border: 1px solid #dcdcdc;
    background: #ffffff;
    border-radius: 999px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all .2s ease;
}

.zscs-size-btn:hover {
    border-color: #000;
}

.zscs-size-btn.active {
    background: #000;
    color: #fff;
    border-color: #000;
}

@media (max-width: 480px) {

    .zscs-size-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .zscs-size-guide-btn {
        width: 100%;
        text-align: center;
    }

}