.intro-subtitle-content {
    max-width: 56rem;
}

.services__panel--lift {
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.services__panel--lift:hover {
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  transform: translateY(-0.5rem);
}

.services__link--lift {
  transition: filter 0.2s ease;
}

.services__link--lift:hover {
  filter: brightness(1.1);
}

/* process tron — grid bg pattern, card glow line, hover + active state */
.process-tron__grid-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    opacity: 0.35;
    background-image:
        linear-gradient(currentColor 1px, transparent 1px),
        linear-gradient(90deg, currentColor 1px, transparent 1px);
    background-size: 3rem 3rem;
}

.process-tron__card {
    cursor: pointer;
    transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease;
}

.process-tron__card-hov:hover,
.process-tron__card-hov:focus-within,
.process-tron__card.is-active {
    transform: translateY(-0.35rem);
    box-shadow: var(--bs-box-shadow-lg);
    border-color: var(--bs-primary);
}

.process-tron__glow-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--bs-primary);
    opacity: 0;
    transition: opacity 220ms ease;
}

.process-tron__card-hov:hover .process-tron__glow-line,
.process-tron__card-hov:focus-within .process-tron__glow-line,
.process-tron__card.is-active .process-tron__glow-line {
    opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
    .process-tron__card {
        transition: none;
    }

    .process-tron__card-hov:hover,
    .process-tron__card-hov:focus-within,
    .process-tron__card.is-active {
        transform: none;
    }
}

/* advantages timeline path — connector line + icon node sizing + scroll reveal + decor orb (layout/motion only, no colors) */

.advantages-path__orb {
    width: 18rem;
    height: 18rem;
    top: -5rem;
    right: -6rem;
}

.advantages-path__node {
    width: 2.5rem;
    height: 2.5rem;
}

/* vertical connector aligned to the node centre (node is 2.5rem → centre at 1.25rem) */
.advantages-path__line {
    left: 1.25rem;
    width: 2px;
}

/* scroll reveal — only armed once JS runs, so the list stays visible without JS */
.advantages-path.is-armed .advantages-path__item {
    opacity: 0;
    transform: translateY(1rem);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.advantages-path.is-armed .advantages-path__item.is-visible {
    opacity: 1;
    transform: none;
}


.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; }