.intro-instructor__media {
    width: 20rem;
    height: 24rem;
}

.intro-instructor__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}



.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;
    }
}

.focus-orb {
    top: 0;
    right: 0;
    width: 18rem;
    height: 18rem;
    filter: blur(3rem);
}

.focus-timeline {
    position: relative;
}

.focus-timeline__rail {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 1.5rem;
    width: 2px;
    pointer-events: none;
    --focus-tl-mid: var(--bs-primary, #60a5fa);
    background: linear-gradient(
        to bottom,
        color-mix(in srgb, var(--focus-tl-mid) 80%, transparent),
        color-mix(in srgb, var(--focus-tl-mid) 35%, transparent),
        transparent
    );
}

.dark .focus-timeline__rail {
    --focus-tl-mid: var(--bs-primary, #3b82f6);
}

@media (min-width: 768px) {
    .focus-timeline__rail {
        left: 50%;
        transform: translateX(-50%);
    }
}

.focus-timeline-dot {
    position: absolute;
    top: 1.25rem;
    left: 1.5rem;
    z-index: 2;
    transform: translateX(-50%);
}

@media (min-width: 768px) {
    .focus-timeline-dot {
        left: 50%;
        transform: translateX(-50%);
    }

    /* Відступ карток від центральної лінії (TW + BS) */
    .focus-timeline__item--left .focus-card-hover {
        margin-inline-start: clamp(1.25rem, 4vw, 2.75rem);
    }

    .focus-timeline__item--right .focus-card-hover {
        margin-inline-end: clamp(1.25rem, 4vw, 2.75rem);
    }
}

.focus-card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.focus-card-hover:hover {
    transform: translateY(-0.125rem);
    box-shadow: var(--bs-box-shadow);
}

.focus-icon-hover {
    transition: transform 0.2s ease;
}

.focus-card-hover:hover .focus-icon-hover {
    transform: scale(1.05);
}

.focus-title-hover {
    transition: color 0.2s ease;
}

.focus-card-hover:hover .focus-title-hover {
    color: var(--bs-primary, #2563eb);
}

.content-brief__float-square {
    width: 4rem;
    height: 4rem;
}

.content-brief__float-square--slow {
    animation: content-brief-float-slow 10s ease-in-out infinite;
}

.content-brief__float-square--fast {
    animation: content-brief-float-fast 7s ease-in-out infinite;
}

@keyframes content-brief-float-slow {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-8px) rotate(6deg);
    }
}

@keyframes content-brief-float-fast {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(8px) rotate(-7deg);
    }
}

/* content stride — alternating paragraph inset (no surfaces) */
.content-stride__para--odd {
    padding-inline-start: 0;
}

@media (min-width: 768px) {
    .content-stride__para--even {
        padding-inline-start: 2rem;
    }
}

.timeline-layout__card--hover {
    transition: transform 0.3s ease;
}
.timeline-layout__card--hover:hover {
    transform: scale(1.05);
}

.timeline-layout__img--zoom {
    transition: transform 0.5s ease;
}
.timeline-layout__row:hover .timeline-layout__img--zoom {
    transform: scale(1.1);
}

.timeline-layout__overlay--fade {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.timeline-layout__row:hover .timeline-layout__overlay--fade {
    opacity: 1;
}

.timeline-layout__panel--slide {
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.timeline-layout__row:hover .timeline-layout__panel--slide {
    transform: translateY(0);
}

.timeline-layout__badge--zoom {
    transition: transform 0.3s ease;
}
.timeline-layout__row:hover .timeline-layout__badge--zoom {
    transform: scale(1.25);
}

.timeline-layout__slot {
    width: 3rem;
    height: 3rem;
}

.timeline-layout__badge {
    width: 2rem;
    height: 2rem;
}

.timeline-layout__line {
    width: 0.25rem;
}


.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-details-leaf__summary {
    cursor: pointer;
}

.content-details-leaf__summary::marker {
    font-size: 0.85em;
}

.content-details-leaf__item[open] {
    transform: translateY(-0.0625rem);
}

.content-details-leaf__orb {
    width: 16rem;
    height: 16rem;
    filter: blur(4rem);
}