/*
 * 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;
}


.trio-card-hover {
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.trio-card-icon {
    transition: transform 0.25s ease, background-color 0.25s ease, color 0.25s ease;
}

.trio-card-hover:hover {
    transform: translateY(-0.375rem);
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.35) !important;
}

.trio-card-hover:hover .trio-card-icon {
    transform: scale(1.06);
    background-color: var(--bs-primary);
    color: var(--bs-white);
}

.feature-card-surface {
    position: relative;
    isolation: isolate;
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color-translucent) !important;
    box-shadow: var(--bs-box-shadow-sm);
    transition: box-shadow 0.25s ease, border-color 0.25s ease;
}

.feature-card-surface:hover {
    box-shadow: var(--bs-box-shadow-lg);
    border-color: rgba(var(--bs-primary-rgb), 0.35) !important;
}

/* -- 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);
}
@keyframes perks-timeline-stripe-line-move-kf {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

.perks-timeline-stripe__line {
    position: absolute;
    width: 2px;
    animation-name: perks-timeline-stripe-line-move-kf;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}

.perks-timeline-stripe__dot {
    left: -3rem;
    top: 1.5rem;
    width: 1rem;
    height: 1rem;
    transition: transform 0.3s ease;
}

.perks-timeline-stripe__orb--tr {
    width: 24rem;
    height: 24rem;
}

.perks-timeline-stripe__orb--bl {
    width: 20rem;
    height: 20rem;
}

@media (min-width: 768px) {
    .perks-timeline-stripe__rail:hover .perks-timeline-stripe__dot {
        transform: scale(1.5);
    }
}

/* Card hover: scale */
.portfolio-item-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.portfolio-item-hover:hover {
    transform: scale(1.05);
}

/* Image: zoom on card hover */
.portfolio-item-hover .portfolio-img-hover {
    transition: transform 0.3s ease;
}
.portfolio-item-hover:hover .portfolio-img-hover {
    transform: scale(1.05);
}

/* Overlay: fade in on card hover */
.portfolio-overlay-hover {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.portfolio-item-hover:hover .portfolio-overlay-hover {
    opacity: 1;
}


.appeal-signup__appeal--shift:hover { transform: scale(1.05); transition: transform .2s ease; }

.appeal-signup__shell--py-4xl {
    padding-top: 6rem;
    padding-bottom: 6rem;
}