.tutorial-preview {
    box-sizing: border-box;
    float: right;
    position: relative;

    width: min(28rem, 45%);
    aspect-ratio: var(--tutorial-preview-ratio, 16 / 9);
    margin: 0.2rem 0 1.2rem 1.5rem;
    padding: 0;

    overflow: hidden;
    border: 0;
    border-radius: 10px;
    box-shadow: 0 0.35rem 1.15rem rgba(0, 0, 0, 0.22);

    background: transparent;
    color: inherit;
    text-decoration: none;
    cursor: zoom-in;

    transition:
        box-shadow 160ms ease,
        filter 160ms ease,
        transform 160ms ease;
}

.tutorial-preview::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;

    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.12);
    pointer-events: none;

    transition: box-shadow 160ms ease;
}

.tutorial-preview img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tutorial-preview:hover,
.tutorial-preview:focus-visible {
    box-shadow: 0 0.55rem 1.45rem rgba(0, 0, 0, 0.3);
    filter: brightness(1.03);
}

.tutorial-preview:hover::before,
.tutorial-preview:focus-visible::before {
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.26);
}

.tutorial-preview:focus-visible {
    outline: 0.18rem solid currentColor;
    outline-offset: 0.3rem;
}

.tutorial-preview-clear {
    clear: both;
}

.tutorial-preview-lightbox {
    box-sizing: border-box;
    width: 100vw;
    height: 100vh;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 2rem;

    border: 0;
    background: transparent;
    opacity: 0;

    transition: opacity 180ms ease;
}

.tutorial-preview-lightbox::backdrop {
    background: rgba(0, 0, 0, 0.75);
    opacity: 0;
    transition: opacity 180ms ease;
}

.tutorial-preview-lightbox[open] {
    display: grid;
    place-items: center;
}

.tutorial-preview-lightbox.is-visible,
.tutorial-preview-lightbox.is-visible::backdrop {
    opacity: 1;
}

.tutorial-preview-lightbox-content {
    position: relative;
    width: fit-content;
    height: fit-content;
    max-width: min(1024px, calc(100vw - 4rem));
    max-height: calc(100vh - 4rem);

    border-radius: 10px;
    box-shadow: 0 0.8rem 3rem rgba(0, 0, 0, 0.45);

    opacity: 0;
    transform: scale(0.96);
    transition:
        opacity 180ms ease,
        transform 180ms ease;
}

.tutorial-preview-lightbox-content img {
    display: block;
    width: auto;
    height: auto;
    max-width: min(1024px, calc(100vw - 4rem));
    max-height: calc(100vh - 4rem);
    border-radius: inherit;
    object-fit: contain;
}

.tutorial-preview-lightbox.is-visible .tutorial-preview-lightbox-content {
    opacity: 1;
    transform: scale(1);
}

.tutorial-preview-lightbox-close {
    position: fixed;
    top: 1rem;
    right: 1.4rem;
    z-index: 1;

    border: 0;
    background: transparent;
    color: white;

    font-family: 'PT Sans', sans-serif;
    font-size: 3rem;
    line-height: 1;
    cursor: pointer;
}

@media (max-width: 760px) {
    .tutorial-preview {
        float: none;
        width: 100%;
        margin: 1rem 0;
    }
}

@media (prefers-reduced-motion: reduce) {
    .tutorial-preview,
    .tutorial-preview::before,
    .tutorial-preview-lightbox,
    .tutorial-preview-lightbox::backdrop,
    .tutorial-preview-lightbox-content {
        transition: none;
    }
}