/*
 * BS Reboot задає img { max-width: 100%; height: auto } — у порожній рамці висота стає 0.
 * Рамка з aspect-ratio + absolute img гарантують видиму площу.
 */
.intro-performance-split__thumb {
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    min-height: 14rem;
    aspect-ratio: 4 / 3;
}

.intro-performance-split__thumb > img.intro-performance-split__img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    max-width: none;
    margin: 0;
    object-fit: cover;
    z-index: 0;
}

.intro-performance-split__img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.intro-performance-split__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* process diagonal — bg blob, card clip-path variants, hover lift */
.process-diag__bg-blob {
    position: absolute;
    width: 35rem;
    height: 35rem;
    border-radius: 50%;
    filter: blur(6rem);
    opacity: 0.05;
    pointer-events: none;
    top: -10rem;
    left: 30%;
    background: var(--bs-primary);
}
.process-diag__card {
    transition: transform 200ms ease;
}
.process-diag__card:hover {
    transform: scale(1.01);
}
.process-diag__card--0 {
    clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
}
.process-diag__card--1 {
    clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 95%);
}
.process-diag__watermark {
    z-index: 0;
    max-width: 100%;
    overflow: hidden;
    user-select: none;
}

/* v12 - Accordion Steps: chevron rotate animation (no BS analog for transform/transition) */
.steps-notion-accordion__chevron {
    transition: transform 200ms ease;
}

.steps-notion-accordion__chevron.is-open {
    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;
}
.content-brief__float-square {
    width: 4rem;
    height: 4rem;
}

.content-brief__float-square--slow {
    animation: content-brief-float-slow 10s ease-in-out infinite;
}

.content-brief__float-square--fast {
    animation: content-brief-float-fast 7s ease-in-out infinite;
}

@keyframes content-brief-float-slow {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-8px) rotate(6deg);
    }
}

@keyframes content-brief-float-fast {
    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(8px) rotate(-7deg);
    }
}

/* FAQ v19 — bento grid (featured full-width, then 2 columns on md+) */
.hints-support__bento {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    width: 100%;
    max-width: 56rem;
    margin-inline: auto;
}

@media (min-width: 768px) {
    .hints-support__bento {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hints-support__cell--featured {
        grid-column: 1 / -1;
    }

    .hints-support__cell--tile {
        min-width: 0;
    }
}

.hints-support__unit--shift:hover {
    transform: scale(1.05);
    transition: transform 0.2s ease;
}

/* Lists: avoid d-flex on ul (markers); spacing between items */
.hints-support__answer-list {
    list-style-type: disc;
    list-style-position: outside;
    padding-left: 1.25rem;
    margin-bottom: 0;
}

.hints-support__answer-list li + li {
    margin-top: 0.5rem;
}