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

.services-bento__serif,
[data-serif] {
    font-family: Georgia, "Times New Roman", Times, serif;
}

.services-bento__body {
    min-width: 0;
}

.services-bento__corner {
    position: absolute;
    top: -0.5rem;
    right: 1.5rem;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    transform: rotate(45deg);
    pointer-events: none;
}

.services-bento__chevron {
    transition: transform 200ms ease;
}
.services-bento__toggle[aria-expanded="true"] .services-bento__chevron {
    transform: rotate(180deg);
}

.features-accordion__item summary::-webkit-details-marker {
    display: none;
}

.features-accordion__item summary::marker {
    display: none;
}

.features-accordion__chevron {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.features-accordion__item[open] .features-accordion__chevron {
    transform: rotate(180deg);
}

.features-accordion__item[open] .features-accordion__icon--scale {
    transform: scale(1.05);
}

@keyframes features-accordion-pulse-kf {
    0%, 100% { opacity: 1; }
    50% { opacity: .5; }
}

@keyframes features-accordion-spin-kf {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes features-accordion-bounce-kf {
    0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8,0,1,1); }
    50% { transform: none; animation-timing-function: cubic-bezier(0,0,0.2,1); }
}

.features-accordion__decor--pulse {
    filter: blur(32px);
    animation: features-accordion-pulse-kf 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.features-accordion__decor--spin {
    animation: features-accordion-spin-kf 1s linear infinite;
}

.features-accordion__decor--bounce {
    transform: rotate(45deg);
    animation: features-accordion-bounce-kf 1s infinite;
}

.features-accordion__decor--line {
    transform: rotate(12deg);
}

/* -- 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);
}
/* BS-mode decorative shapes � subtle, non-intrusive */
.features-accordion__decor--bs-blob {
    width: 14rem;
    height: 14rem;
    background-color: var(--bs-primary-bg-subtle);
    opacity: 0.35;
    filter: blur(48px);
}
.features-accordion__decor--bs-shape {
    opacity: 0.15;
}
.features-accordion__decor--bs-line {
    border-left: 1px solid var(--bs-primary-border-subtle);
    opacity: 0.2;
}
/* v27 - folded paper corner (clip-path fold has no TW/BS utility) */
[data-fold-card] {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 1.25rem 100%, 0 calc(100% - 1.25rem));
    transition: clip-path 200ms ease;
}

[data-fold-card]:hover {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0.5rem 100%, 0 calc(100% - 0.5rem));
}

/* Three-column grid — real CSS grid, framework-agnostic (never row/col-* + gap together) */
.parchment-trio__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .parchment-trio__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Fixed icon badge size — no Bootstrap utility beyond w-25/50/75/100 */
.parchment-trio__badge {
    width: 3.5rem;
    height: 3.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}


.spectrum-rubric__panel--rise:hover { transform: scale(1.05); transition: transform .2s ease; }


.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; }