/* Case studies index.
   Flat cards that follow the homepage "Selected Work" cards: same surface,
   border, shadow, type and hover motion. Colours come from theme.css tokens. */

main > .cs-sec {
  margin-block: 0;
  padding-block: var(--section-pad-y);
  padding-inline: 0;
}
.cs-sec .kicker { display: flex; }
.cs-list { display: grid; gap: 1.5rem; }

/* ------------------------------------------------------------- card */
.cs-card {
  --cs-pad: clamp(1rem, 2vw, 2rem);
  --cs-media-h: clamp(300px, 28vw, 420px);
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.25fr);
  gap: 1rem;
  align-items: stretch;
  padding: var(--cs-pad);
  border-radius: calc(var(--radius) + 4px);
  background: var(--card-surface);
  border: 1px solid var(--theme-border);
  box-shadow: var(--media-shadow);
  color: var(--ink);
}
.cs-card__copy { display: flex; flex-direction: column; min-width: 0; }

.cs-card__head {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.9rem 1.15rem;
  margin-bottom: 1rem;
}
.cs-card__index {
  font: 500 0.92rem/1 "Inter", system-ui, sans-serif;
  color: var(--ink-mute);
}
.cs-card__title {
  margin: 0;
  font-family: "Codec Cold", system-ui, sans-serif;
  font-size: clamp(1.15rem, 2.4vw, 1.85rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--ink);
  overflow-wrap: anywhere;
}
.cs-card__desc {
  margin: 0;
  max-width: 52ch;
  font: 400 clamp(0.92rem, 1.2vw, 1.02rem)/1.55 "Inter", system-ui, sans-serif;
  color: var(--ink-dim);
}

.cs-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.55rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}
.cs-card__tags li {
  padding: 0.35rem 14px;
  border: 1px solid var(--theme-border);
  border-radius: 100px;
  background: var(--media-bar);
  font: 500 0.72rem/1.5 "Inter", system-ui, sans-serif;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #c3c5ce;
}
:root[data-theme="light"] .cs-card__tags li { background: #f5f0f1; color: rgb(10 10 12 / 0.55); border-color: rgb(10 10 12 / 0.1); }

/* "View Case Study" row, set like the homepage "View Project" link. */
.cs-card__cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  margin-top: auto;
  padding: 0.8rem 0;
  padding-top: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  font: 500 0.8rem/1.5 "Inter", system-ui, sans-serif;
  color: var(--ink);
  transition: color var(--motion-ui) var(--ease-out);
}
.cs-card__cta span {
  font-size: 1.25rem;
  transition: transform var(--motion-ui) var(--ease-out);
}

/* ------------------------------------------------------------ media */
.cs-card__media {
  overflow: hidden;
  height: var(--cs-media-h);
  border-radius: var(--radius);
  background: var(--media-fill);
}
.cs-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 600ms var(--ease-out);
}

@media (hover: hover) and (pointer: fine) {
  .cs-card:hover .cs-card__cta { color: var(--accent); }
  .cs-card:hover .cs-card__cta span { transform: translate(3px, -3px); }
  .cs-card:hover .cs-card__media img { transform: scale(1.03); }
}
.cs-card:focus-visible .cs-card__cta { color: var(--accent); }
.cs-card:focus-visible .cs-card__cta span { transform: translate(3px, -3px); }

@media (max-width: 899px) {
  .cs-card { grid-template-columns: minmax(0, 1fr); }
  .cs-card__media { order: -1; height: auto; aspect-ratio: 16 / 10; }
  .cs-card__cta { padding-top: 1.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  .cs-card__media img, .cs-card__cta, .cs-card__cta span { transition: none; }
}

/* Cards whose picture is a transparent device mockup: show all of it, not a crop. */
.cs-card__media--contain img {
  box-sizing: border-box;
  object-fit: contain;
  object-position: center;
  padding: clamp(0.75rem, 2vw, 1.5rem);
}