/* Image collage shown at the top of a case study: one hero image + up to
   3 stacked tiles (Airbnb/Booking.com-style), so the layout stays clean and
   intentional no matter how many images or what sizes were uploaded. */
.cs-collage {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: .35rem;
    height: 320px;
}

@media (min-width: 768px) {
    .cs-collage {
        height: 420px;
    }
}

.cs-collage--hero-only {
    grid-template-columns: 1fr;
    height: auto;
}

.cs-collage--hero-only .cs-collage__hero {
    aspect-ratio: 21 / 9;
}

.cs-collage--tiles-1 {
    grid-template-rows: 1fr;
}

.cs-collage--tiles-2 {
    grid-template-rows: repeat(2, 1fr);
}

.cs-collage--tiles-3 {
    grid-template-rows: repeat(3, 1fr);
}

.cs-collage__item {
    display: block;
    position: relative;
    overflow: hidden;
    border: 0;
    padding: 0;
    margin: 0;
    background: none;
    cursor: pointer;
}

.cs-collage__hero {
    grid-column: 1;
    grid-row: 1 / -1;
}

.cs-collage__tile {
    grid-column: 2;
}

@media (max-width: 767.98px) {
    .cs-collage {
        grid-template-columns: 1fr;
    }

    .cs-collage__tile {
        display: none;
    }
}

.cs-collage__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .2s ease-in-out;
}

.cs-collage__item:hover img,
.cs-collage__item:focus-visible img {
    transform: scale(1.03);
}

.cs-collage__more {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, .55);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
}

/* GitHub-flavoured markdown renders bare <table> markup; style it to match
   Bootstrap's .table look using the theme's own variables. */
.cs-content table {
    width: 100%;
    margin-bottom: 1rem;
    border-collapse: collapse;
}

.cs-content th,
.cs-content td {
    padding: .5rem .75rem;
    border: 1px solid var(--bs-border-color);
}

.cs-content thead th {
    border-bottom-width: 2px;
    background-color: var(--bs-secondary-bg);
}

.cs-content tbody tr:nth-of-type(odd) {
    background-color: var(--bs-tertiary-bg);
}

.cs-content img {
    max-width: 100%;
    height: auto;
}