.intro-split-icon {
    width: 3rem;
    height: 3rem;
}

/* Як TW: w-64 → sm:w-80 → lg:w-96 (одна шкала для обох фреймворків) */
.intro-split-thumb {
    width: 16rem;
    height: 16rem;
    flex-shrink: 0;
}

@media (min-width: 640px) {
    .intro-split-thumb {
        width: 20rem;
        height: 20rem;
    }
}

@media (min-width: 1024px) {
    .intro-split-thumb {
        width: 24rem;
        height: 24rem;
    }
}

/* Bootstrap: flex + gap (no .row negative margins; works with section overflow). Tailwind grid ignores flex on items. */
@media (min-width: 576px) {
    .intro-split-benefits__row > * {
        flex: 1 1 0%;
        min-width: 0;
    }
}

.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;
    }
}

.memo-number-hover,
.memo-box-hover,
.memo-cta-shadow,
.memo-cta-hover {
    transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, background-color 0.2s ease;
}

.memo-title-rule {
    border-bottom: 4px solid var(--bs-primary);
}

.memo-principle-rule {
    border-top: 2px solid rgba(var(--bs-emphasis-color-rgb), 0.2);
}

.memo-principle-group:hover .memo-number-hover {
    color: var(--bs-primary) !important;
}

.memo-principle-group:hover .memo-box-hover {
    border-top-color: rgba(var(--bs-primary-rgb), 0.4) !important;
}

.memo-cta-shadow {
    transform: translate(0.375rem, 0.375rem);
}

.memo-cta-group:hover .memo-cta-shadow {
    transform: translate(0, 0);
}

.memo-cta-hover:hover {
    background-color: var(--bs-primary, rgb(var(--tw-primary-600, 37 99 235) / 1)) !important;
    color: #fff !important;
    border-color: var(--bs-primary, rgb(var(--tw-primary-700, 29 78 216) / 1)) !important;
}

.content-column__body {
    column-gap: 2.5rem;
}

.content-column__body p {
    break-inside: avoid;
}

@media (min-width: 768px) {
    .content-column__body {
        column-count: 2;
    }
}

@media (min-width: 1200px) {
    .content-column__body {
        column-count: 3;
    }
}

/* content stack rows — animated icon tiles (TW w-20 h-20 has no BS util) */
.content-stack-rows__icon-tile {
    width: 5rem;
    height: 5rem;
}

.content-stack-rows__icon-pulse {
    animation: content-stack-rows-pulse 3.5s ease-in-out infinite;
}

.content-stack-rows__icon-tile {
    animation: content-stack-rows-float 6s ease-in-out infinite;
}

.content-stack-rows__icon-glyph {
    animation: content-stack-rows-tilt 5s ease-in-out infinite;
    transform-origin: center;
}

.content-stack-rows__icon-slot--0 .content-stack-rows__icon-pulse {
    animation-delay: 0s;
}

.content-stack-rows__icon-slot--0 .content-stack-rows__icon-tile {
    animation-delay: 0s;
}

.content-stack-rows__icon-slot--0 .content-stack-rows__icon-glyph {
    animation-delay: 0.2s;
}

.content-stack-rows__icon-slot--1 .content-stack-rows__icon-pulse {
    animation-delay: 0.8s;
}

.content-stack-rows__icon-slot--1 .content-stack-rows__icon-tile {
    animation-delay: 0.8s;
}

.content-stack-rows__icon-slot--1 .content-stack-rows__icon-glyph {
    animation-delay: 1s;
}

.content-stack-rows__icon-slot--2 .content-stack-rows__icon-pulse {
    animation-delay: 1.6s;
}

.content-stack-rows__icon-slot--2 .content-stack-rows__icon-tile {
    animation-delay: 1.6s;
}

.content-stack-rows__icon-slot--2 .content-stack-rows__icon-glyph {
    animation-delay: 1.8s;
}

@keyframes content-stack-rows-float {
    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-0.35rem);
    }
}

@keyframes content-stack-rows-pulse {
    0%,
    100% {
        transform: scale(1);
        opacity: 0.55;
    }

    50% {
        transform: scale(1.14);
        opacity: 0.2;
    }
}

@keyframes content-stack-rows-tilt {
    0%,
    100% {
        transform: rotate(0deg) scale(1);
    }

    50% {
        transform: rotate(-6deg) scale(1.06);
    }
}

@media (prefers-reduced-motion: reduce) {
    .content-stack-rows__icon-pulse,
    .content-stack-rows__icon-tile,
    .content-stack-rows__icon-glyph {
        animation: none;
    }
}


.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;
    }
}

.content-margin-notes__aside {
    align-self: start;
}

@media (min-width: 992px) {
    .content-margin-notes__aside {
        position: sticky;
        top: 2rem;
    }
}