.gallery-zigzag__w-40 { width: 10rem; }
.gallery-zigzag__h-40 { height: 10rem; }
.gallery-zigzag__top-20 { top: 5rem; }

.gallery-zigzag__ratio-3x4 {
    --bs-aspect-ratio: 133.333333%;
}

.gallery-zigzag__hover-scale {
    transition: transform 0.3s ease;
}
.gallery-zigzag__hover-scale:hover {
    transform: scale(1.05);
}

.gallery-zigzag__group-hover-opacity {
    opacity: 0;
    transition: opacity 0.3s ease;
}
.gallery-zigzag__item:hover .gallery-zigzag__group-hover-opacity {
    opacity: 1;
}

.gallery-zigzag__translate-y-full {
    transform: translateY(100%);
    transition: transform 0.5s ease;
}
.gallery-zigzag__item:hover .gallery-zigzag__group-hover-translate-y-0 {
    transform: translateY(0);
}

.gallery-zigzag__group-hover-scale-110 {
    transition: transform 0.5s ease;
}
.gallery-zigzag__item:hover .gallery-zigzag__group-hover-scale-110 {
    transform: scale(1.1);
}

/* 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 0.5s ease;
}
.portfolio-item-hover:hover .portfolio-img-hover {
    transform: scale(1.05);
}

/* Gradient 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;
}


.pulse-boost__section {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

.pulse-boost__inner {
    max-width: 72rem;
    width: 100%;
    box-sizing: border-box;
}

/* Bootstrap: col-* внутри d-flex без .row даёт неверную ширину и обрезание справа */
.pulse-boost__split-row-bs {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1.5rem;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
}

@media (min-width: 1024px) {
    .pulse-boost__split-row-bs {
        flex-direction: row;
        align-items: center;
    }

    .pulse-boost__split-row-bs > * {
        flex: 1 1 0;
        min-width: 0;
        max-width: 50%;
        box-sizing: border-box;
    }
}

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

@keyframes pulse-boost-highlight-throb-track {
    0%, 100% { opacity: 1; }
    50%       { opacity: .5; }
}
.pulse-boost__highlight--throb {
    animation: pulse-boost-highlight-throb-track 2s cubic-bezier(.4,0,.6,1) infinite;
}

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

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