/* intro v28 — Arc diagonal-split: clip split, floating rings, ransom-note words, grayscale hover, click burst */

/* Diagonal split zone */
.intro-arc2__split {
    clip-path: polygon(0 0, 100% 0, 100% 62%, 0 100%);
    opacity: 0.6;
}

/* Floating rings / donuts (fixed size — no BS w-N/h-N utility) */
.intro-arc2__ring { width: 10rem; height: 10rem; animation: intro-arc2-float 7s ease-in-out infinite; }
.intro-arc2__ring--2 { width: 6rem; height: 6rem; animation-duration: 9s; animation-delay: 1s; }
@keyframes intro-arc2-float {
    50% { transform: translateY(-1.2rem) rotate(20deg); }
}

/* Serif accent (paired with sans body) */
.intro-arc2__serif { font-family: ui-serif, Georgia, "Times New Roman", serif; }

/* Hero image grayscale → colour reveal on hover */
.intro-arc2__figure { aspect-ratio: 4 / 3; }
.intro-arc2__img {
    object-fit: cover;
    filter: grayscale(1);
    transition: filter 420ms ease;
}
.intro-arc2__figure:hover .intro-arc2__img { filter: grayscale(0); }

/* Ransom-note mixed letters: alternate rotation, weight, family (no colour) */
.intro-arc2__word {
    display: inline-block;
    margin-right: 0.25em;
}
.intro-arc2__word:nth-child(3n+1) { transform: rotate(-4deg); font-weight: 900; }
.intro-arc2__word:nth-child(3n+2) { transform: rotate(3deg);  font-family: ui-serif, Georgia, serif; font-style: italic; }
.intro-arc2__word:nth-child(3n+3) { transform: rotate(-1deg); font-weight: 700; text-transform: uppercase; }

/* Click burst spark (inherits the button's primary colour via currentColor) */
.intro-arc2__react { position: relative; overflow: visible; }
.intro-arc2__spark {
    position: absolute;
    left: 50%;
    top: 50%;
    pointer-events: none;
    animation: intro-arc2-burst 640ms ease-out forwards;
}
@keyframes intro-arc2-burst {
    to { opacity: 0; transform: translate(var(--dx), var(--dy)) scale(0.4) rotate(160deg); }
}

@media (prefers-reduced-motion: reduce) {
    .intro-arc2__ring { animation: none; }
}

.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%;
}

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

/* Gradient overlay: fade in on card hover */
.portfolio-overlay-hover {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.portfolio-item-hover:hover .portfolio-overlay-hover {
    opacity: 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;
}