.intro-gradient-card__area {
    max-width: 48rem;
}



.passage-chapter__visual--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

.passage-chapter__prompt--glow:hover { transform: scale(1.05); transition: transform .2s ease; }

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

.content-img-compact {
    display: block;
    width: 100%;
    height: 12rem;
    min-height: 12rem;
    flex-shrink: 0;
    object-fit: cover;
}
@media (min-width: 768px) {
    .content-img-compact {
        height: 14rem;
        min-height: 14rem;
    }
}

/* About v10 — tab visibility and active state (no palette in CSS) */

.guide-sq-8  { width: 2rem;   height: 2rem;   flex-shrink: 0; }
.guide-sq-12 { width: 3rem;   height: 3rem;   flex-shrink: 0; }
.guide-sq-16 { width: 4rem;   height: 4rem;   flex-shrink: 0; }
.guide-sq-20 { width: 5rem;   height: 5rem;   flex-shrink: 0; }

.guide-ab10-tab-panel.guide-ab10-tab-panel-hidden {
    display: none;
}

.guide-ab10-tab-btn.guide-ab10-tab-active {
    font-weight: 700;
    transform: translateY(-1px);
}

.guide-ab10-tab-btn.guide-ab10-tab-inactive {
    font-weight: 500;
    opacity: 0.9;
}

/* content plain — thin vertical rule height (BS has no h-16 spine utility) */
.content-plain__fine-rule {
    height: 6rem;
}

/* Gallery v20 — editorial split.
   Geometry shared by both CSS frameworks (Bootstrap has no 3:4 ratio / grid-template utilities). */
.gallery-editorial-split__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.gallery-editorial-split__row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
    align-items: center;
}

.gallery-editorial-split__media {
    aspect-ratio: 3 / 4;
}

.gallery-editorial-split__img {
    object-fit: cover;
}

.gallery-editorial-split__mark {
    font-size: 3rem;
}

.gallery-editorial-split__quote {
    font-size: 1.25rem;
}

@media (min-width: 768px) {
    .gallery-editorial-split__row {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .gallery-editorial-split__quote {
        font-size: 1.5rem;
    }
}

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

.content-full-frame {
    max-width: 80rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

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

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

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

.content-focus-checklist__button {
    appearance: none;
    -webkit-appearance: none;
    font: inherit;
    cursor: pointer;
    outline-offset: 0.2rem;
    transition: transform 180ms ease;
}

.content-focus-checklist__button:hover {
    transform: translateY(-0.125rem);
}

.content-focus-checklist__button.is-active {
    transform: translateX(0.25rem);
}