#case-studies {
  background: var(--col-bg);
}

.cs-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: calc(var(--space) * 10);
  flex-wrap: wrap;
  gap: calc(var(--space) * 4);
}

.cs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: calc(var(--space) * 4);
}

.cs-grid .case-card:first-child {
  grid-column: 1 / -1;
}

.case-card {
  background: var(--col-card-bg);
  border: 1px solid var(--col-border);
  border-radius: 16px;
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  cursor: pointer;
  transition: box-shadow 0.35s var(--ease-out), transform 0.35s var(--ease-out);
  text-decoration: none;
  color: inherit;
}

.case-card:hover {
  box-shadow: 0 24px 64px rgba(26, 23, 20, 0.1);
  transform: translateY(-4px);
}

.case-card:first-child {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr;
}

.case-card:first-child .card-image {
  grid-column: 2;
  grid-row: 1;
  height: 100%;
  min-height: 440px;
}

.case-card:first-child .card-body {
  grid-column: 1;
  grid-row: 1;
  padding: calc(var(--space) * 7);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  height: auto;
}

.card-image {
  background: var(--col-surface);
  min-height: 280px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16/9;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.card-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--space) * 1.5);
  color: var(--col-ink-muted);
}

.card-image-placeholder svg {
  width: 40px;
  height: 40px;
  opacity: 0.4;
}

.card-image-placeholder span {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.5;
}

.card-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(26,23,20,0.03));
}

.card-body {
  padding: calc(var(--space) * 5);
  display: flex;
  flex-direction: column;
  gap: calc(var(--space) * 3);
}

.card-logo {
  width: 48px;
  height: 48px;
  background: var(--col-surface);
  border: 1px solid var(--col-border);
  border-radius: 8px;
  object-fit: contain;
  padding: 8px;
}

.card-tagline {
  font-family: var(--font-display);
  font-size: var(--h3);
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.card-desc {
  color: var(--col-ink-muted);
  font-size: var(--body-sm);
  line-height: 1.7;
}

.card-metrics {
  display: flex;
  gap: calc(var(--space) * 5);
  flex-wrap: wrap;
  padding: calc(var(--space) * 3) 0;
  border-top: 1px solid var(--col-border);
}

.metric {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.metric-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--col-accent);
  line-height: 1;
}

.metric-label {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--col-ink-muted);
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--space) * 1.5);
  font-size: var(--body-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--col-ink);
  text-decoration: none;
  padding: calc(var(--space) * 1.5) calc(var(--space) * 3);
  border: 1.5px solid var(--col-border);
  border-radius: 100px;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-body);
  transition: color 0.25s, border-color 0.25s, background 0.25s;
  align-self: flex-start;
  white-space: nowrap;
  overflow: hidden;
  max-width: 100%;
}

.card-cta:hover {
  color: var(--col-accent);
  border-color: var(--col-accent);
  background: var(--col-accent-lt);
}

.card-cta svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease-out);
}

.card-cta:hover svg { transform: translate(3px, -3px); }

.card-cta:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}