.showcase-row-block {
    margin-top: 3rem;
    margin-bottom: 4rem;
}

.showcase-row {
    position: relative;
    display: flex;
    align-items: stretch;
    gap: 1.5rem;
    --showcase-arrow-size: 48px;
    --showcase-arrow-gap: 24px;
}

.showcase-viewport {
    position: relative;
    flex: 1 1 auto;
    overflow: hidden;
    padding: 1rem var(--showcase-arrow-gap);
}

.showcase-page {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.5rem;
    opacity: 0;
    pointer-events: none;
    transform: translateX(3rem);
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.showcase-page.is-active {
    position: relative;
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
}

.showcase-page .collection-card {
    cursor: pointer;
}

.showcase-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    border-radius: 50%;
    width: var(--showcase-arrow-size);
    height: var(--showcase-arrow-size);
    background: rgba(0, 0, 0, 0.85);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s ease, opacity 0.2s ease;
    z-index: 1;
}

.showcase-arrow--prev {
    left: calc(-1 * (var(--showcase-arrow-size) + var(--showcase-arrow-gap)));
}

.showcase-arrow--next {
    right: calc(-1 * (var(--showcase-arrow-size) + var(--showcase-arrow-gap)));
}

.showcase-arrow:hover {
    background: rgba(255, 255, 255, 0.25);
}

.showcase-arrow img {
    width: 22px;
    height: auto;
    pointer-events: none;
    filter: invert(1);
}

.showcase-arrow--prev img {
    transform: rotate(180deg);
}

.showcase-arrow--end {
    opacity: 0.35;
    pointer-events: none;
}

.showcase-arrow[hidden] {
    display: none;
}

@media (min-width: 1600px) {
    .showcase-row {
        --showcase-arrow-size: 54px;
        --showcase-arrow-gap: 32px;
    }
}

@media (max-width: 1200px) {
    .showcase-row {
        --showcase-arrow-size: 46px;
        --showcase-arrow-gap: 20px;
    }

    .showcase-page {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 1024px) {
    .showcase-row {
        --showcase-arrow-size: 44px;
        --showcase-arrow-gap: 18px;
    }
}

@media (max-width: 900px) {
    .showcase-row {
        --showcase-arrow-size: 42px;
        --showcase-arrow-gap: 16px;
    }

    .showcase-page {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .showcase-viewport {
        padding: 0 var(--showcase-arrow-gap);
    }
}

@media (max-width: 768px) {
    .showcase-row {
        --showcase-arrow-size: 40px;
        --showcase-arrow-gap: 14px;
    }
}

@media (max-width: 540px) {
    .showcase-row {
        --showcase-arrow-size: 38px;
        --showcase-arrow-gap: 12px;
        display: grid;
        grid-template-columns: auto 1fr auto;
        align-items: center;
        column-gap: 0.65rem;
        row-gap: 0.75rem;
        gap: 0.75rem;
    }

    .showcase-page {
        grid-template-columns: 1fr;
    }

    .showcase-viewport {
        padding: 0;
    }

    .showcase-arrow {
        position: static;
        transform: none;
        background: rgba(255, 255, 255, 0.18);
        border-radius: 0.9rem;
        box-shadow: 0 6px 18px rgba(0, 0, 0, 0.32);
    }

    .showcase-arrow--prev {
        left: auto;
        justify-self: end;
    }

    .showcase-arrow--next {
        right: auto;
        justify-self: start;
    }
}

@media (max-width: 430px) {
    .showcase-row {
        --showcase-arrow-size: 34px;
        --showcase-arrow-gap: 10px;
        column-gap: 0.5rem;
        row-gap: 0.65rem;
    }

    .showcase-arrow {
        border-radius: 0.8rem;
    }
}

/* iPhone 14/13/12 and similar (<=390px) */
@media (max-width: 390px) {
    .showcase-row {
        --showcase-arrow-size: 32px;
        --showcase-arrow-gap: 8px;
        column-gap: 0.45rem;
    }

    .showcase-arrow {
        border-radius: 0.75rem;
    }
}