body.kswu-modal-open {
    overflow: hidden;
}

.kswu-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
}

.kswu-modal.is-open {
    display: block;
}

.kswu-modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, var(--kswu-overlay, 0.55));
}

.kswu-modal-dialog {
    position: relative;
    width: min(1100px, calc(100% - 32px));
    max-height: calc(100vh - 40px);
    overflow: auto;
    margin: 20px auto;
    background: var(--kswu-surface, #ffffff);
    border-radius: var(--kswu-radius, 18px);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.18);
    padding: 28px;
}

.kswu-close {
    position: absolute;
    top: 10px;
    right: 12px;
    background: transparent;
    border: 0;
    font-size: 30px;
    line-height: 1;
    cursor: pointer;
    color: #111;
}

.kswu-modal-header {
    margin-bottom: 18px;
    padding-right: 32px;
}

.kswu-modal-title {
    margin: 0 0 6px;
    font-size: 30px;
    line-height: 1.15;
    color: #111;
}

.kswu-modal-subtitle {
    margin: 0;
    color: #666;
    font-size: 14px;
}

.kswu-group + .kswu-group {
    margin-top: 28px;
}

.kswu-group-title {
    margin: 0 0 14px;
    font-size: 20px;
    line-height: 1.3;
    color: #111;
}

.kswu-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.kswu-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 14px;
    border: 1px solid #ebebeb;
    border-radius: calc(var(--kswu-radius, 18px) - 4px);
    background: #fff;
    text-align: center;
}

.kswu-card-image img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
}

.kswu-card-title {
    min-height: 42px;
    text-decoration: none;
    color: #222;
    font-size: 16px;
    line-height: 1.35;
    font-weight: 600;
}

.kswu-card-price {
    font-weight: 700;
    color: #111;
}

.kswu-add-related,
.kswu-primary-action,
.kswu-secondary-action {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 44px;
    padding: 10px 16px;
    border-radius: 999px;
    text-decoration: none;
    cursor: pointer;
    transition: 0.2s ease;
}

.kswu-add-related,
.kswu-primary-action {
    background: var(--kswu-accent, #111111);
    color: var(--kswu-accent-text, #ffffff);
    border: 1px solid var(--kswu-accent, #111111);
}

.kswu-secondary-action {
    background: transparent;
    color: #111;
    border: 1px solid #d9d9d9;
}

.kswu-add-related:hover,
.kswu-primary-action:hover,
.kswu-secondary-action:hover {
    opacity: 0.92;
}

.kswu-add-related.is-added {
    opacity: 0.8;
}

.kswu-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.kswu-empty {
    color: #666;
    padding: 6px 0;
}

@media (max-width: 980px) {
    .kswu-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .kswu-modal-dialog {
        width: calc(100% - 20px);
        margin: 10px auto;
        padding: 20px;
        border-radius: 14px;
    }

    .kswu-modal-title {
        font-size: 24px;
    }

    .kswu-grid {
        grid-template-columns: 1fr;
    }

    .kswu-actions {
        flex-direction: column;
    }
}