.bkbg-rb-wrap {
    overflow: hidden;
    box-sizing: border-box;
}
.bkbg-rb-header {
    padding: 20px 24px;
}
.bkbg-rb-header-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}
.bkbg-rb-type-badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
}
.bkbg-rb-year {
    font-size: 12px;
}
.bkbg-rb-title {
    margin: 0 0 10px;
    line-height: 1.25;
}
.bkbg-rb-author-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}
.bkbg-rb-meta-item {
    font-size: 12px;
}
.bkbg-rb-sample-strip {
    padding: 10px 24px;
    border-bottom: 1px solid;
    font-size: 12px;
    background: #f8fafc;
    color: #374151;
}
.bkbg-rb-body {
    padding: 18px 24px;
    display: grid;
    gap: 20px;
}
.bkbg-rb-section-head {
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .09em;
    padding-bottom: 5px;
    border-bottom: 2px solid;
    margin-bottom: 10px;
}
.bkbg-rb-method {
    border-radius: 8px;
    padding: 12px 14px;
}
.bkbg-rb-finding {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px 12px;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 3px solid;
    margin-bottom: 8px;
}
.bkbg-rb-finding:last-child {
    margin-bottom: 0;
}
.bkbg-rb-sig-badge {
    flex-shrink: 0;
    padding: 2px 8px;
    border-radius: 100px;
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
    margin-top: 1px;
}
.bkbg-rb-finding-text {
    margin: 0;
}
.bkbg-rb-limit-list {
    margin: 0;
    padding-left: 18px;
}
.bkbg-rb-limit-list li {
    margin-bottom: 5px;
}
.bkbg-rb-takeaway {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px 12px;
    border-left: 3px solid;
    border-radius: 0 6px 6px 0;
    margin-bottom: 6px;
}
.bkbg-rb-takeaway:last-child {
    margin-bottom: 0;
}
.bkbg-rb-takeaway-check {
    font-weight: 700;
    flex-shrink: 0;
}
.bkbg-rb-source {
    font-size: 12px;
    padding-top: 8px;
    border-top: 1px solid;
}
.bkbg-rb-source a {
    text-decoration: none;
}
.bkbg-rb-source a:hover {
    text-decoration: underline;
}

/* ── Typography vars ──────────────────────────────────────── */
.bkbg-rb-title {
    font-family: var(--bkrb-tt-font-family, inherit);
    font-size: var(--bkrb-tt-font-size-d, 22px);
    font-weight: var(--bkrb-tt-font-weight, 700);
    font-style: var(--bkrb-tt-font-style, normal);
    text-decoration: var(--bkrb-tt-text-decoration, none);
    text-transform: var(--bkrb-tt-text-transform, none);
    line-height: var(--bkrb-tt-line-height-d, 1.25);
    letter-spacing: var(--bkrb-tt-letter-spacing-d, normal);
    word-spacing: var(--bkrb-tt-word-spacing-d, normal);
}
.bkbg-rb-wrap h2.bkbg-rb-title {
    font-family: var(--bkrb-tt-font-family, inherit);
    font-size: var(--bkrb-tt-font-size-d, 22px);
    font-weight: var(--bkrb-tt-font-weight, 700);
    font-style: var(--bkrb-tt-font-style, normal);
    text-decoration: var(--bkrb-tt-text-decoration, none);
    text-transform: var(--bkrb-tt-text-transform, none);
    line-height: var(--bkrb-tt-line-height-d, 1.25);
    letter-spacing: var(--bkrb-tt-letter-spacing-d, normal);
    word-spacing: var(--bkrb-tt-word-spacing-d, normal);
}
.bkbg-rb-method,
.bkbg-rb-finding-text,
.bkbg-rb-limit-list,
.bkbg-rb-takeaway {
    font-family: var(--bkrb-bt-font-family, inherit);
    font-size: var(--bkrb-bt-font-size-d, 14px);
    font-weight: var(--bkrb-bt-font-weight, 400);
    font-style: var(--bkrb-bt-font-style, normal);
    text-decoration: var(--bkrb-bt-text-decoration, none);
    text-transform: var(--bkrb-bt-text-transform, none);
    line-height: var(--bkrb-bt-line-height-d, 1.68);
    letter-spacing: var(--bkrb-bt-letter-spacing-d, normal);
    word-spacing: var(--bkrb-bt-word-spacing-d, normal);
}

@media (max-width: 1024px) {
    .bkbg-rb-wrap .bkbg-rb-title {
        font-size: var(--bkrb-tt-font-size-t, var(--bkrb-tt-font-size-d, 22px));
        line-height: var(--bkrb-tt-line-height-t, var(--bkrb-tt-line-height-d, 1.25));
        letter-spacing: var(--bkrb-tt-letter-spacing-t, var(--bkrb-tt-letter-spacing-d, normal));
        word-spacing: var(--bkrb-tt-word-spacing-t, var(--bkrb-tt-word-spacing-d, normal));
    }
    .bkbg-rb-method,
    .bkbg-rb-finding-text,
    .bkbg-rb-limit-list,
    .bkbg-rb-takeaway {
        font-size: var(--bkrb-bt-font-size-t, var(--bkrb-bt-font-size-d, 14px));
        line-height: var(--bkrb-bt-line-height-t, var(--bkrb-bt-line-height-d, 1.68));
        letter-spacing: var(--bkrb-bt-letter-spacing-t, var(--bkrb-bt-letter-spacing-d, normal));
        word-spacing: var(--bkrb-bt-word-spacing-t, var(--bkrb-bt-word-spacing-d, normal));
    }
}
@media (max-width: 767px) {
    .bkbg-rb-wrap .bkbg-rb-title {
        font-size: var(--bkrb-tt-font-size-m, var(--bkrb-tt-font-size-t, var(--bkrb-tt-font-size-d, 22px)));
        line-height: var(--bkrb-tt-line-height-m, var(--bkrb-tt-line-height-t, var(--bkrb-tt-line-height-d, 1.25)));
        letter-spacing: var(--bkrb-tt-letter-spacing-m, var(--bkrb-tt-letter-spacing-t, var(--bkrb-tt-letter-spacing-d, normal)));
        word-spacing: var(--bkrb-tt-word-spacing-m, var(--bkrb-tt-word-spacing-t, var(--bkrb-tt-word-spacing-d, normal)));
    }
    .bkbg-rb-method,
    .bkbg-rb-finding-text,
    .bkbg-rb-limit-list,
    .bkbg-rb-takeaway {
        font-size: var(--bkrb-bt-font-size-m, var(--bkrb-bt-font-size-t, var(--bkrb-bt-font-size-d, 14px)));
        line-height: var(--bkrb-bt-line-height-m, var(--bkrb-bt-line-height-t, var(--bkrb-bt-line-height-d, 1.68)));
        letter-spacing: var(--bkrb-bt-letter-spacing-m, var(--bkrb-bt-letter-spacing-t, var(--bkrb-bt-letter-spacing-d, normal)));
        word-spacing: var(--bkrb-bt-word-spacing-m, var(--bkrb-bt-word-spacing-t, var(--bkrb-bt-word-spacing-d, normal)));
    }
}

@media (max-width: 600px) {
    .bkbg-rb-header,
    .bkbg-rb-body,
    .bkbg-rb-sample-strip {
        padding: 14px 16px;
    }
    .bkbg-rb-finding {
        flex-direction: column;
        gap: 6px;
    }
}