/* intro v16 — Metropolis reel: film-perforation strips, image cover, load stagger, radius morph */

/* Film-perforation edge strips: colour comes from Tailwind bg-* on the element; mask punches holes */
.intro-reel__perf {
    -webkit-mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    mask: radial-gradient(circle at center, transparent 0 0.28rem, black 0.3rem) center / 1.5rem 2.2rem;
    z-index: 1;
}

/* Background image fills the band, keeps aspect via object-fit (no BS utility) */
.intro-reel__row {
    min-height: 18rem;
    transition: border-radius 320ms ease;
    opacity: 0;
    animation: intro-reel-rise 520ms ease forwards;
}
.intro-reel__img {
    object-fit: cover;
    object-position: center;
}

/* Border-radius morph on hover */
.intro-reel__row:hover {
    border-radius: 2.25rem 0.5rem 2.25rem 0.5rem;
}

/* Stagger children — 80ms delay each on load */
.intro-reel__row:nth-child(1) { animation-delay: 0ms; }
.intro-reel__row:nth-child(2) { animation-delay: 80ms; }
.intro-reel__row:nth-child(3) { animation-delay: 160ms; }
.intro-reel__row:nth-child(4) { animation-delay: 240ms; }
.intro-reel__row:nth-child(5) { animation-delay: 320ms; }
.intro-reel__row:nth-child(6) { animation-delay: 400ms; }

@keyframes intro-reel-rise {
    from { opacity: 0; transform: translateY(1.5rem); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-reel__row { animation: none; opacity: 1; }
}


.storyblock-chapter__well-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-wide-frame {
    max-width: 72rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

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

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

.content-img-natural {
    display: block;
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: cover;
}

.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;
}

/* Flex: дозволити прокрутку тексту в колонці однакової висоти (BS + TW) */
/* Flex column: allow inner scroll in equal-height grid */
.portfolio-v8-item {
    min-height: 0;
}

.portfolio-v8-box {
    min-height: 0;
}

.portfolio-v8-tech {
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.portfolio-v8-tech:hover {
    transform: scale(1.05);
}

/* Card hover: lift up + scale */
.portfolio-item-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.portfolio-item-hover:hover {
    transform: translateY(-0.5rem) scale(1.05);
}

/* Image: zoom on card hover */
.portfolio-item-hover .portfolio-img-hover {
    transition: transform 0.5s ease;
}
.portfolio-item-hover:hover .portfolio-img-hover {
    transform: scale(1.1);
}

/* Маркери таймлайну: як TW w-4/h-4 та w-3/h-3 (border-box, сукупний розмір) */
.timeline-success-story__node {
    width: 1rem;
    height: 1rem;
    padding: 0;
    box-sizing: border-box;
}

.timeline-success-story__node--sm {
    width: 0.75rem;
    height: 0.75rem;
    padding: 0;
    box-sizing: border-box;
}


.spark-boost__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.spark-boost__inner {
    min-height: 500px;
    display: flex;
    align-items: center;
}

@media (min-width: 768px) {
    .spark-boost__inner { min-height: 600px; }
}

/* Bootstrap: как у Tailwind p-sm → md:p-lg → lg:p-xl → xl:p-4xl (без фиксированных 6rem на мобиле) */
.spark-boost__vessel-bs {
    box-sizing: border-box;
    padding: 0.5rem;
}

@media (min-width: 768px) {
    .spark-boost__vessel-bs { padding: 1.5rem; }
}

@media (min-width: 992px) {
    .spark-boost__vessel-bs { padding: 2rem; }
}

@media (min-width: 1280px) {
    .spark-boost__vessel-bs { padding: 6rem; }
}

/* Bootstrap: две колонки + стабильный gap (row/g-* часто «съедаются» сбросами) */
.spark-boost__split-grid-bs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    width: 100%;
    box-sizing: border-box;
}

@media (min-width: 768px) {
    .spark-boost__split-grid-bs { gap: 1.5rem; }
}

.spark-boost__split-grid-bs > * {
    flex: 1 1 100%;
    max-width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

@media (min-width: 992px) {
    .spark-boost__split-grid-bs {
        flex-wrap: nowrap;
    }

    .spark-boost__split-grid-bs > * {
        flex: 1 1 0;
        max-width: 50%;
    }
}

.spark-boost__slab--glass { backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }

@keyframes spark-boost-highlight-throb-seq {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.spark-boost__highlight--throb {
    animation: spark-boost-highlight-throb-seq 2s cubic-bezier(.4,0,.6,1) infinite;
}

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

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

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