.briefing-chapter__bg-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.briefing-chapter__title-trail { margin-bottom: 2rem; }

.briefing-chapter__rule-trail {
    margin-bottom: 2rem;
    min-width: 6rem;
    height: 0.25rem;
}

.content-heading-gap {
    margin-bottom: 2rem;
}

.content-section-pad {
    padding-top: 6rem;
    padding-bottom: 6rem;
}


.copy-document__body-stack-gap {
    gap: 4rem;
}

.content-flow-gap {
    gap: 4rem;
}

.content-grid-gap {
    gap: 2rem;
}

.content-prose-measure {
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

.content-article-frame {
    max-width: 56rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

.content-cta__lift { transition: transform 150ms ease; }
.content-cta__lift:hover { transform: translateY(-2px); }

.content-col-grow {
    flex: 1 1 0%;
    min-width: 0;
}

.content-img-medium {
    display: block;
    width: 100%;
    height: 22rem;
    min-height: 22rem;
    flex-shrink: 0;
    object-fit: cover;
}
@media (min-width: 768px) {
    .content-img-medium {
        height: 28rem;
        min-height: 28rem;
    }
}

.content-thumb-height {
    display: block;
    width: 100%;
    height: 13rem;
    min-height: 13rem;
    flex-shrink: 0;
    object-fit: cover;
}

.content-col-grow {
    flex: 1 1 0%;
    min-width: 0;
}

.content-img-fill {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 16rem;
    min-width: 0;
    object-fit: cover;
    flex-shrink: 0;
}

.narrative-chapter__column-inset {
    padding: 4rem;
}

.content-river__arc {
    width: 18rem;
    height: 18rem;
}

.content-river__node {
    width: 0.75rem;
    height: 0.75rem;
    transform: translate(-50%, -50%);
}

@media (min-width: 768px) {
    .content-river__copy--right {
        grid-column-start: 2;
    }

    .content-river__copy--left {
        grid-column-start: 1;
        grid-row-start: 1;
    }

    .content-river__spacer--left {
        order: 2;
    }
}

/* Geometry shared by both CSS frameworks (Bootstrap has no utilities for it) */
.gallery-diptych__section {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.mxw-4xl {
    max-width: 56rem !important;
}

.mxw-2xl {
    max-width: 42rem !important;
}

.gallery-diptych__head {
    margin-bottom: 2rem;
}

.gallery-diptych__title {
    font-size: 1.875rem;
    margin-bottom: 0.75rem;
}

.gallery-diptych__lead {
    font-size: 1.125rem;
}

.gallery-diptych__stage {
    aspect-ratio: 16 / 9;
}

.gallery-diptych__label {
    top: 1rem;
    padding-top: 0.375rem;
    padding-bottom: 0.375rem;
    --bs-bg-opacity: 0.9;
}

.gallery-diptych__label--before {
    inset-inline-start: 1rem;
}

.gallery-diptych__label--after {
    inset-inline-end: 1rem;
}

.gallery-diptych__handle {
    width: 2.5rem;
    height: 2.5rem;
}

@media (min-width: 768px) {
    .gallery-diptych__title {
        font-size: 2.25rem;
    }
}

/* gallery v14 — before/after diptych divider */
[data-diptych-stage] {
    --split-pos: 50%;
}

.gallery-diptych__inner {
    position: relative;
    width: 100%;
    height: 100%;
    cursor: ew-resize;
    touch-action: none;
    user-select: none;
}

.gallery-diptych__img {
    object-fit: cover;
    pointer-events: none;
}

.gallery-diptych__img--before {
    clip-path: inset(0 calc(100% - var(--split-pos)) 0 0);
}

.gallery-diptych__divider {
    --bs-bg-opacity: 0.8;
    position: absolute;
    top: 0;
    bottom: 0;
    left: var(--split-pos);
    width: 2px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.gallery-diptych__divider > * {
    pointer-events: auto;
}

.content-grid-gap {
    gap: 2rem;
}

.content-heading-gap {
    margin-bottom: 2rem;
}

.content-section-pad {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.content-img-grows {
    display: block;
    width: 100%;
    height: 16rem;
    min-height: 16rem;
    flex-shrink: 0;
    object-fit: cover;
}
@media (min-width: 992px) {
    .content-img-grows {
        height: 20rem;
        min-height: 20rem;
    }
}

.content-report-leaf__toggle {
    appearance: none;
    -webkit-appearance: none;
    font: inherit;
    cursor: pointer;
    outline-offset: -0.125rem;
}

.content-report-leaf__glyph {
    transition: transform 180ms ease;
}

.content-report-leaf__toggle.is-open .content-report-leaf__glyph {
    transform: rotate(45deg);
}

.content-report-leaf__orb {
    width: 10rem;
    height: 10rem;
    filter: blur(4rem);
}

.content-flex-min {
    min-width: 0;
}