.intro-animated-gradient__root {
    padding-top: clamp(4rem, 12vw, 10rem);
    padding-bottom: clamp(4rem, 12vw, 10rem);
    min-height: min(32rem, 85vh);
}

@keyframes intro-animated-gradient-spin {
    to {
        transform: rotate(360deg);
    }
}

.intro-animated-gradient__spin--left,
.intro-animated-gradient__spin--right {
    width: 85%;
    height: 85%;
    top: 7.5%;
    animation-name: intro-animated-gradient-spin;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
    transform-origin: 50% 50%;
}

.intro-animated-gradient__spin--left {
    left: -18%;
    animation-duration: 48s;
}

.intro-animated-gradient__spin--right {
    right: -18%;
    animation-duration: 60s;
    animation-direction: reverse;
}

.intro-animated-gradient__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;
    }
}

.primer-icon-hover {
    transition: transform 0.3s ease;
}

.primer-group:hover .primer-icon-hover {
    transform: scale(1.05);
}

.primer-sq-16 { width: 4rem;    height: 4rem;    flex-shrink: 0; }

/* content gutter — bracket ticks share width */
.content-gutter__tick {
    width: 1px;
}

/* solo column: span full grid / row when second stack hidden */
.content-gutter__lead--span {
    grid-column: 1 / -1;
}

@media (min-width: 768px) {
    .content-lanes__item--lane-1 {
        margin-left: 0;
        margin-right: auto;
    }

    .content-lanes__item--lane-2 {
        margin-left: auto;
        margin-right: auto;
    }

    .content-lanes__item--lane-3 {
        margin-left: auto;
        margin-right: 0;
    }
}

.gallery-masonry__card {
    transition: all 0.3s ease;
}

.gallery-masonry__card:hover {
    transform: scale(1.05);
    box-shadow: 0 1rem 3rem rgba(0,0,0,0.175);
}

.gallery-masonry__img {
    transition: transform 0.3s ease;
}

.gallery-masonry__card:hover .gallery-masonry__img {
    transform: scale(1.05);
}

.gallery-masonry__overlay {
    opacity: 0;
    transition: opacity 0.3s ease;
    background: linear-gradient(to top, rgba(0,0,0,0.8), rgba(0,0,0,0.2), transparent);
}

.gallery-masonry__card:hover .gallery-masonry__overlay {
    opacity: 1;
}

/* Bootstrap Grid Fallbacks */
.gallery-masonry__grid {
    grid-template-columns: repeat(2, 1fr);
}

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

.gallery-masonry__card--large {
    grid-row: span 2;
    height: 100%;
}

.gallery-masonry__media--square {
    aspect-ratio: 1 / 1;
}

.gallery-masonry__media--full {
    height: 100%;
    min-height: 100%;
}

.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;
}

.copy-document__text-panel-inset {
    padding: 4rem;
}

.content-vertical-paper__layout {
    display: grid;
    grid-template-columns: minmax(5rem, 8rem) minmax(0, 1fr);
}

.content-vertical-paper__title {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    letter-spacing: -0.025em;
}

@media (max-width: 767.98px) {
    .content-vertical-paper__layout {
        grid-template-columns: 1fr;
    }

    .content-vertical-paper__title {
        writing-mode: horizontal-tb;
        transform: none;
    }
}