.hero-v10-btn-ghost {
    background-color: transparent;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.hero-v10-btn-ghost:hover,
.hero-v10-btn-ghost:focus {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff !important;
    border-color: #fff !important;
}

/* -- Button hover states -- */
.hero-btn-primary {
    transition: filter 0.2s ease, transform 0.15s ease;
}
.hero-btn-primary:hover,
.hero-btn-primary:focus {
    filter: brightness(1.12);
    transform: translateY(-1px);
}

.hero-btn-outline-secondary {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.hero-btn-outline-secondary:hover,
.hero-btn-outline-secondary:focus {
    background-color: var(--bs-secondary) !important;
    color: #fff !important;
    border-color: var(--bs-secondary) !important;
    transform: translateY(-1px);
}

.hero-btn-outline-primary-light {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.hero-btn-outline-primary-light:hover,
.hero-btn-outline-primary-light:focus {
    background-color: var(--bs-primary) !important;
    color: #fff !important;
    border-color: var(--bs-primary) !important;
    transform: translateY(-1px);
}
/* 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);
}

.features-card-layout__icon-wrap {
    transition: transform 0.3s ease;
}
.features-card-layout__item--group:hover .features-card-layout__icon-wrap {
    transform: rotate(12deg);
}

.features-card-layout__icon {
    transition: transform 0.3s ease;
}
.features-card-layout__item--group:hover .features-card-layout__icon {
    transform: scale(1.1);
}

.features-card-layout__title {
    transition: color 0.3s ease;
}

/* -- Feature card hover -- */
.feat-card-hover {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.feat-card-hover:hover {
    transform: translateY(-3px);
    box-shadow: 0 0.5rem 1.5rem rgba(0,0,0,.12) !important;
}

/* -- Icon box sizing -- */
.feat-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    min-width: 2.5rem;
    min-height: 2.5rem;
}
.feat-icon-box--lg {
    width: 4rem;
    height: 4rem;
    border-radius: 0.75rem;
}
.feat-icon-box--xl {
    width: 5rem;
    height: 5rem;
    border-radius: 1rem;
}
.feat-icon-box--circle {
    border-radius: 50%;
}

/* -- Nav/filmstrip button hover -- */
.feat-btn-nav {
    transition: transform 0.15s ease, background-color 0.15s ease;
}
.feat-btn-nav:hover {
    transform: scale(1.1);
}

/* -- Table row hover -- */
.feat-table-row-hover {
    transition: background-color 0.15s ease;
}
.feat-table-row-hover:hover {
    background-color: var(--bs-primary-bg-subtle) !important;
}

/* -- Accordion item hover -- */
.feat-accordion-hover summary:hover {
    background-color: var(--bs-primary-bg-subtle);
    border-radius: 0.75rem;
}

/* -- DL item hover -- */
.feat-dl-item-hover {
    transition: background-color 0.15s ease;
    border-radius: 0.5rem;
    padding-left: 0.5rem;
    padding-right: 0.5rem;
}
.feat-dl-item-hover:hover {
    background-color: var(--bs-primary-bg-subtle);
}

/* -- Deck button hover -- */
.feat-deck-btn {
    transition: filter 0.2s ease, transform 0.15s ease;
}
.feat-deck-btn:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}
/* whyus v19 — fluid clamp() heading (Tailwind has no bare clamp() utility) */
.whyus-glitch-stack__heading {
    font-size: clamp(1.75rem, 1.3rem + 1.8vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
}

/* Geometry shared by both CSS frameworks (Bootstrap has no utilities for it) */
.mxw-3xl {
    max-width: 48rem !important;
}

.whyus-glitch-stack__head,
.whyus-glitch-stack__media {
    margin: 0 0 2.5rem;
}

.whyus-glitch-stack__media-img {
    height: 16rem;
}

.whyus-glitch-stack__card--offset {
    margin-top: 2.5rem;
}

.whyus-glitch-stack__card-title {
    font-size: 1.125rem;
}

/* sticky reading-progress bar — JS sets --wpg-progress (0..1), CSS turns it into a scaleX */
.whyus-glitch-stack__progress {
    height: 0.25rem;
    overflow: hidden;
}

.whyus-glitch-stack__progress-fill {
    transform: scaleX(var(--wpg-progress, 0));
    transform-origin: left center;
    will-change: transform;
}

/* responsive art-direction crop for the section hero image (BS has no object-fit util) */
.whyus-glitch-stack__media-img {
    object-fit: cover;
    object-position: center;
}

@media (min-width: 768px) {
    .whyus-glitch-stack__media-img {
        height: 20rem;
        object-position: center 35%;
    }
}

/* scale-up-on-load reveal, staggered per card by JS (IntersectionObserver adds is-visible) */
.whyus-glitch-stack__reveal {
    opacity: 0;
    transform: scale(0.92);
    transition: opacity 550ms ease, transform 550ms ease;
}

.whyus-glitch-stack__reveal.is-visible {
    opacity: 1;
    transform: scale(1);
}

/* cursor-follow spotlight — currentColor keeps this file color-free, opacity/lightness only */
.whyus-glitch-stack__card {
    isolation: isolate;
}

.whyus-glitch-stack__card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), currentColor, transparent 60%);
    opacity: 0;
    transition: opacity 200ms ease;
    pointer-events: none;
}

.whyus-glitch-stack__card:hover::after {
    opacity: 0.05;
}

/* cross-hatch corner marks — repeating-linear-gradient on currentColor, no hardcoded color */
.whyus-glitch-stack__hatch {
    width: 1.5rem;
    height: 1.5rem;
    pointer-events: none;
}

.whyus-glitch-stack__hatch::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(45deg, currentColor 0 1px, transparent 1px 4px);
    opacity: 0.6;
}

.whyus-glitch-stack__hatch--tl {
    top: 0;
    inset-inline-start: 0;
    clip-path: polygon(0 0, 100% 0, 0 100%);
}

.whyus-glitch-stack__hatch--br {
    bottom: 0;
    inset-inline-end: 0;
    clip-path: polygon(100% 100%, 100% 0, 0 100%);
}

/* native details marker rotates open/closed instead of the UA default triangle */
.whyus-glitch-stack__summary {
    list-style: none;
    cursor: pointer;
}

.whyus-glitch-stack__summary::-webkit-details-marker {
    display: none;
}

.whyus-glitch-stack__chevron {
    transition: transform 200ms ease;
}

details[open] > .whyus-glitch-stack__summary .whyus-glitch-stack__chevron {
    transform: rotate(45deg);
}


.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; }