/* Case-study hero */

.cs-hero {
  position: relative;
  padding-block: calc(var(--header-height) + var(--space-12)) var(--space-12);
  background: var(--black);
  overflow: clip;
  isolation: isolate;
}

@media (min-width: 64rem) {
  .cs-hero {
    padding-block: calc(var(--header-height) + var(--space-20)) var(--space-16);
  }
}

.cs-hero .corner--slate {
  --corner-size: clamp(12rem, 30vw, 26rem);
  top: calc(var(--corner-size) / -2);
  right: calc(var(--corner-size) / -2);
}

.cs-hero .corner--raised {
  --corner-size: clamp(7rem, 18vw, 16rem);
  top: calc(var(--corner-size) / -4);
  right: calc(var(--corner-size) / -1.5);
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  list-style: none;
  padding: 0;
  color: var(--muted-on-dark);
  font-size: var(--text-sm);
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: var(--space-2);
  color: var(--slate);
}

.breadcrumb a {
  color: var(--blue-light);
}

.cs-title {
  max-width: 18ch;
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-name);
}

.cs-summary {
  max-width: 40rem;
  margin-top: var(--space-6);
  color: var(--muted-on-dark);
  font-size: var(--text-lg);
}

.cs-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.cs-tags .work-card__tags {
  margin-top: 0;
  padding-top: 0;
}

.cs-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.cs-cover {
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--black-card);
  border-radius: var(--radius-xl);
}

.cs-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

/* Overview */

.cs-overview {
  padding-block: var(--space-16);
}

.overview-grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 48rem) {
  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 64rem) {
  .overview-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.overview-grid div {
  padding-left: var(--space-4);
  border-left: 2px solid var(--blue);
}

.overview-grid dt {
  color: var(--blue-light);
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.overview-grid dd {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: var(--leading-snug);
}

/* Challenge and solution */

.cs-split {
  display: grid;
  gap: var(--space-12);
}

@media (min-width: 64rem) {
  .cs-split {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-16);
  }
}

.cs-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--leading-snug);
}

.cs-split > div:last-child .cs-text {
  color: var(--muted-on-dark);
}

/* What I built */

.cs-built {
  display: grid;
  gap: var(--space-10);
}

@media (min-width: 64rem) {
  .cs-built {
    grid-template-columns: 1fr 20rem;
    gap: var(--space-16);
    align-items: start;
  }
}

.cs-heading {
  max-width: 20ch;
  font-size: var(--text-3xl);
}

.cs-list {
  margin-top: var(--space-8);
  color: var(--muted-on-dark);
  font-size: var(--text-lg);
}

@media (min-width: 48rem) {
  .cs-list {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--space-8);
  }
}

.cs-tools {
  padding: var(--space-6);
  background: var(--black-card);
  border-radius: var(--radius-xl);
}

.cs-tools__title {
  margin-bottom: var(--space-4);
  color: var(--blue-light);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
}

.cs-tools .work-card__tags {
  margin-top: 0;
  padding-top: 0;
}

/* Gallery */

.gallery {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 48rem) {
  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }
}

.gallery__item {
  min-width: 0;
  margin: 0;
}

.gallery__item > img,
.gallery__item > .placeholder,
.gallery__item > iframe {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.gallery__item--video > iframe {
  aspect-ratio: 16 / 9;
  height: auto;
}

.gallery__item figcaption {
  margin-top: var(--space-3);
  color: var(--muted-on-dark);
  font-size: var(--text-sm);
}

/* Previous and next project */

.pager__grid {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 48rem) {
  .pager__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pager__link {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-6);
  background: var(--black-card);
  border-radius: var(--radius-xl);
  color: #fff;
  text-decoration: none;
  transition: background-color var(--duration) var(--ease-out);
}

.pager__link:hover {
  background: color-mix(in srgb, #fff 9%, var(--black));
}

.pager__link--next {
  text-align: right;
}

.pager__dir {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--blue-light);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
}

.pager__link--next .pager__dir {
  justify-content: flex-end;
}

.pager__dir svg {
  width: 1rem;
  height: 1rem;
}

.pager__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-snug);
}

/* Closing call to action: a blue panel inside the page width, like the blue card in What I do */

.cs-cta {
  padding-bottom: var(--section-space);
}

.cs-cta__inner {
  display: grid;
  gap: var(--space-8);
  padding: var(--space-10) var(--space-8);
  background: linear-gradient(160deg, var(--blue), color-mix(in srgb, var(--blue) 30%, var(--black)));
  border-radius: var(--radius-xl);
}

@media (min-width: 64rem) {
  .cs-cta__inner {
    grid-template-columns: 1fr auto;
    align-items: center;
  }
}

.cs-cta h2 {
  max-width: 20ch;
  color: #fff;
  font-size: var(--text-3xl);
  letter-spacing: 0;
}

.cs-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.cs-cta .btn {
  min-height: 3.25rem;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-lg);
}

.cs-cta .btn--primary {
  background: #fff;
  color: var(--black);
}

.cs-cta .btn--primary:hover {
  background: var(--text-on-dark);
}

.cs-cta .btn--ghost {
  border-color: #fff;
  color: #fff;
}

.cs-cta .btn--ghost:hover {
  background: color-mix(in srgb, #fff 12%, transparent);
}

/* Maxel-style rounded buttons on case-study pages */
.cs-actions .btn {
  min-height: 3.25rem;
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-lg);
}