/* -- 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);
}
/* intro v19 — photo-free index list: soft blurred blobs, fixed icon tiles, scroll reveal */

/* Soft background blobs (fixed size + blur have no BS utility; colour stays a Tailwind/BS class) */
.intro-index__blob {
    width: 24rem;
    height: 24rem;
    filter: blur(64px);
    opacity: 0.5;
}

/* Icon tile fixed size (BS has no w-N/h-N utility) */
.intro-index__icon-tile {
    width: 3rem;
    height: 3rem;
}

/* Scroll reveal — cards hide only once JS arms the section (no-JS content stays visible) */
.intro-index.is-armed .intro-index__card {
    opacity: 0;
    transform: translateY(1.5rem);
    transition: opacity 560ms ease, transform 560ms ease;
}
.intro-index.is-armed .intro-index__card.is-in {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .intro-index.is-armed .intro-index__card {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

/* Layout / motion only — colors stay in Blade utilities (CLAUDE.md) */

.perks-fourcol-glow__blob--a {
    position: absolute;
    width: 8rem;
    height: 8rem;
    top: 5rem;
    left: 2.5rem;
    filter: blur(64px);
}

.perks-fourcol-glow__blob--b {
    position: absolute;
    width: 10rem;
    height: 10rem;
    bottom: 5rem;
    right: 2.5rem;
    filter: blur(64px);
}

.perks-fourcol-glow__badge {
    position: absolute;
    top: -0.5rem;
    right: -0.5rem;
    width: 2rem;
    height: 2rem;
}

.perks-fourcol-glow__thumb {
    width: 5rem;
    height: 5rem;
}

.perks-fourcol-glow__card,
.perks-fourcol-glow__thumb {
    transition: transform 0.3s ease;
}

.perks-fourcol-glow__overlay {
    transition: opacity 0.5s ease;
}

.perks-fourcol-glow__accent {
    transition: opacity 0.5s ease;
}

@media (min-width: 640px) {
    .perks-fourcol-glow__group:hover .perks-fourcol-glow__card {
        transform: scale(1.05);
    }

    .perks-fourcol-glow__group:hover .perks-fourcol-glow__thumb {
        transform: scale(1.1);
    }
}

.perks-fourcol-glow__group:hover .perks-fourcol-glow__overlay {
    opacity: 1;
}

.perks-fourcol-glow__group:hover .perks-fourcol-glow__accent {
    opacity: 1;
}

.hive-card {
    clip-path: polygon(18% 0%, 82% 0%, 100% 50%, 82% 100%, 18% 100%, 0% 50%);
    min-height: 22rem;
    padding: 3.75rem 3.25rem 3rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.hive-card-icon {
    clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hive-card-glow,
.hive-card-accent {
    transition: transform 0.4s ease, opacity 0.3s ease, width 0.4s ease;
}

.hive-card:hover {
    transform: translateY(-0.4rem);
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.35) !important;
}

.hive-card:hover .hive-card-glow {
    transform: translate(1rem, -1rem) scale(1.12);
}

.hive-card:hover .hive-card-icon {
    transform: rotate(10deg) scale(1.04);
    box-shadow: var(--bs-box-shadow);
}

.hive-card:hover .hive-card-accent {
    width: 70% !important;
}

@media (max-width: 767.98px) {
    .hive-card {
        clip-path: none;
        min-height: 0;
        padding: 1.5rem;
        border-radius: 1.5rem;
    }
}

.feature-card-surface {
    position: relative;
    isolation: isolate;
    background: transparent !important;
    border-color: transparent !important;
    box-shadow: none !important;
}

.feature-card-surface > * {
    position: relative;
    z-index: 1;
}

.feature-card-surface::before {
    content: "";
    position: absolute;
    inset: calc(var(--bs-gutter-y, 1rem) * 0.5) calc(var(--bs-gutter-x, 1.5rem) * 0.5);
    border-radius: inherit;
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color-translucent);
    box-shadow: var(--bs-box-shadow-sm);
    z-index: 0;
    transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}

.feature-card-surface:hover:before {
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.3);
}

/* -- 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);
}
/* process stack — sticky scroll layering, marker, oversized step numbers */
.process-stack__marker {
    width: 0.625rem;
    height: 0.625rem;
}

.process-stack__num {
    font-size: clamp(3.5rem, 11vw, 7.5rem);
    line-height: 0.85;
    letter-spacing: -0.04em;
}

@media (min-width: 768px) {
    .process-stack__slot {
        min-height: min(52vh, 26rem);
    }

    .process-stack__slot:last-child {
        min-height: 0;
    }

    .process-stack__panel {
        position: sticky;
        top: 5rem;
        z-index: calc(var(--stack-index, 0) + 1);
    }
}

/* Layout only — colors stay in Blade utilities */

.borderline-editorial__kicker {
  max-width: 36rem;
}

.borderline-editorial__rule {
  width: 2.5rem;
  height: 2px;
}

.borderline-editorial__body {
  min-width: 0;
}

.borderline-editorial__stamp {
  width: 7rem;
  align-self: stretch;
  min-height: 6rem;
}

@media (min-width: 768px) {
  .borderline-editorial__stamp {
    width: 11rem;
    min-height: 8rem;
  }
}

.borderline-editorial__stamp-pattern {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 5px,
    rgba(var(--bs-primary-rgb), 0.1) 5px,
    rgba(var(--bs-primary-rgb), 0.1) 6px
  );
}

.borderline-editorial__stamp-ring {
  width: 4.5rem;
  height: 4.5rem;
  top: 50%;
  left: 50%;
  margin-top: -2.25rem;
  margin-left: -2.25rem;
  background: conic-gradient(
    from 0deg,
    rgba(var(--bs-primary-rgb), 0.55),
    rgba(var(--bs-primary-rgb), 0.05) 120deg,
    rgba(var(--bs-primary-rgb), 0.45) 240deg,
    rgba(var(--bs-primary-rgb), 0.05)
  );
  animation: borderline-editorial-ring-spin 10s linear infinite;
  mask: radial-gradient(circle, transparent 58%, black 60%);
  -webkit-mask: radial-gradient(circle, transparent 58%, black 60%);
}

.borderline-editorial__stamp--1 .borderline-editorial__stamp-ring {
  animation-duration: 12s;
  animation-direction: reverse;
}

.borderline-editorial__stamp--2 .borderline-editorial__stamp-ring {
  animation-duration: 8s;
}

.borderline-editorial__stamp-date {
  writing-mode: horizontal-tb;
}

.borderline-editorial__excerpt {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@keyframes borderline-editorial-ring-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .borderline-editorial__stamp-ring {
    animation: 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; }