/* ============ CASE STUDY ============ */

.case-hero {
  padding: 160px 40px 80px;
  position: relative;
}
.case-hero .breadcrumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 60px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.case-hero .breadcrumb a { transition: color 0.3s; }
.case-hero .breadcrumb a:hover { color: var(--accent); }
.case-hero h1 {
  font-size: clamp(56px, 10vw, 160px);
  margin-bottom: 60px;
}
.case-hero .meta-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
  font-family: var(--font-mono);
  font-size: 12px;
}
.case-hero .meta-item .label {
  color: var(--ink-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 10px;
  margin-bottom: 8px;
  display: block;
}
.case-hero .meta-item .value { color: var(--ink); }

.case-hero-image {
  margin: 0 40px;
  border-radius: 4px;
  overflow: hidden;
  height: 70vh;
  margin-bottom: 120px;
}

.case-hero-image img,
.case-images img,
.case-sticky-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* SECTIONS */
.case-section {
  padding: 80px 40px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  max-width: 1440px;
  margin: 0 auto;
}
.case-section h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(36px, 4vw, 56px);
  letter-spacing: -0.02em;
  line-height: 1;
  position: sticky;
  top: 100px;
  align-self: start;
}
.case-section .copy { max-width: 640px; }
.case-section .copy p {
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink-dim);
  margin-bottom: 24px;
  text-wrap: pretty;
}
.case-section .copy p strong { color: var(--ink); font-weight: 500; }
.case-section .copy .pull-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 32px;
  line-height: 1.25;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding-left: 24px;
  margin: 32px 0;
}

/* STICKY SCROLL SHOWCASE */
.case-sticky {
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
}
.case-sticky-text {
  padding: 80px 40px;
}
.case-sticky-text-block {
  min-height: 70vh;
  display: flex;
  align-items: center;
  max-width: 480px;
}
.case-sticky-text-block h3 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 40px;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 24px;
}
.case-sticky-text-block .step {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
.case-sticky-text-block p {
  color: var(--ink-dim);
  font-size: 16px;
  line-height: 1.6;
}
.case-sticky-images {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 40px;
}
.case-sticky-image {
  position: absolute;
  inset: 60px 40px;
  border-radius: 4px;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.6s var(--ease-out);
}
.case-sticky-image.is-active { opacity: 1; }

/* IMAGE GRIDS */
.case-images {
  padding: 60px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  max-width: 1440px;
  margin: 0 auto;
}
.case-images.full {
  grid-template-columns: 1fr;
}
.case-images .placeholder { aspect-ratio: 4/3; border-radius: 4px; }
.case-images.full .placeholder { aspect-ratio: 16/9; }

/* OUTCOMES */
.case-outcomes {
  padding: 120px 40px;
  background: var(--bg-elev);
  margin: 80px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.case-outcomes-grid {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 80px;
}
.case-outcomes h2 {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 56px;
  letter-spacing: -0.02em;
  line-height: 1;
}
.outcomes-list {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
}
.outcome-card {
  border-top: 1px solid var(--line-strong);
  padding-top: 24px;
}
.outcome-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 80px;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--accent);
  margin-bottom: 16px;
}
.outcome-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 8px;
}
.outcome-desc { color: var(--ink); font-size: 14px; }

/* NEXT PROJECT */
.next-project {
  padding: 200px 40px;
  text-align: center;
  border-top: 1px solid var(--line);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.next-project .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin-bottom: 32px;
  display: block;
}
.next-project .title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(72px, 12vw, 200px);
  letter-spacing: -0.03em;
  line-height: 1;
  transition: color 0.5s var(--ease-out);
}
.next-project:hover .title { color: var(--accent); }
.next-project .arrow {
  display: inline-block;
  margin-left: 24px;
  transition: transform 0.4s var(--ease-out);
}
.next-project:hover .arrow { transform: translateX(20px); }

@media (max-width: 900px) {
  .case-section { grid-template-columns: 1fr; gap: 32px; }
  .case-section h2 { position: static; }
  .case-hero .meta-row { grid-template-columns: 1fr 1fr; }
  .case-sticky { grid-template-columns: 1fr; }
  .case-sticky-images { position: relative; height: 60vh; }
  .case-outcomes-grid { grid-template-columns: 1fr; gap: 40px; }
  .outcomes-list { grid-template-columns: 1fr; }
  .case-images { grid-template-columns: 1fr; }
}