/* 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; }
}

/* Hover — поза @sem */
.services__tile--lift {
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.services__tile--lift:hover {
  box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25);
}

@media (min-width: 640px) {
  .services__tile--lift:hover {
    transform: scale(1.05);
  }
}

.services__cta--lift {
  transition: filter 0.2s ease, transform 0.2s ease;
}

@media (min-width: 640px) {
  .services__cta--lift:hover {
    transform: scale(1.05);
  }
}

.services__cta--lift:hover {
  filter: brightness(0.92);
}

/* process split — shell split, deck grid, marker, step numbers, stagger, panel borders */
.process-split__shell {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    align-items: start;
}

@media (min-width: 992px) {
    .process-split__shell {
        grid-template-columns: 1fr 1fr;
        gap: 3.5rem;
    }
}

.process-split__deck {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
}

.process-split__marker {
    width: 0.625rem;
    height: 0.625rem;
}

.process-split__num {
    font-size: clamp(2.75rem, 5vw, 4.5rem);
    line-height: 0.9;
    letter-spacing: -0.03em;
}

.process-split__rule {
    width: 100%;
    height: 1px;
}

.process-split__col .process-split__blade:last-child {
    border-bottom-width: 0;
}

@media (min-width: 992px) {
    .process-split__deck--ruled {
        border-left: 1px solid var(--bs-border-color);
        border-top-width: 0;
        padding-top: 3.5rem;
    }

    .process-split__col--shift {
        margin-top: -3.5rem;
    }
}

@media (max-width: 991px) {
    .process-split__col--shift {
        margin-top: 0;
    }
}

.process-split__blade {
    transition: transform 200ms ease;
}

.process-split__blade:hover {
    transform: translateY(-2px);
}

/* advantages mosaic — bento layout + feature image cover + decorative shapes (layout only, no colors) */

/* decor sizes/positions live here so they render in Bootstrap too (BS has no w-N/h-N/inset utilities) */
.advantages-mosaic__ring {
    width: 16rem;
    height: 16rem;
    top: -4rem;
    right: -4rem;
}

.advantages-mosaic__shape {
    width: 12rem;
    height: 12rem;
    bottom: -5rem;
    left: -2.5rem;
    transform: rotate(45deg);
}

.advantages-mosaic {
    grid-template-columns: 1fr;
}

.advantages-mosaic__img {
    object-fit: cover;
}

@media (min-width: 768px) {
    .advantages-mosaic {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: minmax(11rem, 1fr);
        grid-auto-flow: row dense;
    }

    /* tall image feature tile fills the left column across two rows */
    .advantages-mosaic__cell--feature {
        grid-column: span 1;
        grid-row: span 2;
    }
}

/* Карточка цитати — hover scale для обох фреймворків */
.quote-item-hover {
  transition: transform 0.3s ease;
}

.quote-item-hover:hover {
  transform: scale(1.05);
}


.action-boost__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
    min-height: 500px;
}

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