/* Case-study route only. Shared shell, tokens and proof live elsewhere. */
.case-hero {
  padding-block: 28px 0;
}
.case-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 30px;
  align-items: center;
}
.case-intro {
  min-width: 0;
  grid-column: 2;
  grid-row: 1;
}
.case-intro h1 {
  font-size: clamp(42px, 4vw, 62px);
  line-height: 1.07;
  margin: 16px 0;
  max-width: 680px;
}
.case-intro h1 span:not(.motion-line):not(.motion-line__inner) { color: var(--muted); }
.case-deck {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.7;
}
.case-scope {
  font-size: 11px;
  padding-top: 22px;
  margin-top: 25px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.case-intro .text-link { margin-top: 15px; }

.case-comparison { min-width: 0; grid-column: 1; grid-row: 1; }
.case-feature-media {
  min-width: 0;
  grid-column: 1;
  grid-row: 1;
  margin: 0;
}
.case-feature-frame {
  display: grid;
  place-items: center;
  aspect-ratio: var(--media-ratio, 16 / 10);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--soft);
}
.case-feature-frame a,
.case-feature-frame img {
  display: block;
  width: 100%;
  height: 100%;
}
.case-feature-frame img {
  object-fit: contain;
}
.case-feature-media figcaption {
  margin-top: 12px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.5;
}
.compare-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 15px;
}
.compare-heading h2 { font-size: 20px; letter-spacing: -.025em; }
.compare-heading > span { font-size: 11px; color: var(--muted); }
.compare-panel + .compare-panel { margin-top: 30px; }
.case-comparison[data-enhanced] .compare-panel { margin-top: 0; }

.compare-stage {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: var(--soft);
}
.compare-stage figure { min-width: 0; }
.compare-stage img { width: 100%; height: auto; }
.compare-stage figcaption { font-size: 12px; padding: 8px; text-align: center; }

.case-comparison[data-enhanced] .compare-stage {
  display: block;
  aspect-ratio: 1710 / 929;
}
.case-comparison[data-enhanced] .compare-stage figure { position: absolute; inset: 0; }
.case-comparison[data-enhanced] .compare-before { z-index: 1; }
.case-comparison[data-enhanced] .compare-after { z-index: 0; }
.case-comparison[data-enhanced] .compare-stage img {
  height: 100%;
  object-fit: cover;
  object-position: top center;
}
.case-comparison[data-enhanced] .compare-before {
  clip-path: inset(0 calc(100% - var(--reveal)) 0 0);
}
.case-comparison[data-enhanced] figcaption {
  position: absolute;
  top: 12px;
  background: #fff;
  color: var(--ink);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .07em;
  text-transform: uppercase;
  border-radius: 20px;
  padding: 8px 12px;
  line-height: 1;
}
.case-comparison[data-enhanced] .compare-before figcaption { left: 12px; }
.case-comparison[data-enhanced] .compare-after figcaption { right: 12px; }

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--reveal);
  width: 2px;
  background: var(--crimson);
  transform: translateX(-50%);
  pointer-events: none;
  z-index: 2;
}
.compare-divider > span {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: 2px solid var(--crimson);
  background: #fff;
  color: var(--ink);
  width: 44px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  font-size: 24px;
}
.compare-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
  padding: 0;
  touch-action: pan-y;
  z-index: 3;
}
.compare-stage:has(.compare-range:focus-visible) {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
  overflow: hidden;
}
.compare-caption {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.65;
  margin-top: 17px;
  max-width: unset;
}
.compare-tabs {
  display: flex;
  gap: 4px;
  padding: 5px;
  margin: 20px 0 0;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 28px;
}
.compare-tabs button {
  flex: 1;
  border: 0;
  background: transparent;
  min-height: 36px;
  border-radius: 22px;
  font-size: 12px;
}
.compare-tabs button[aria-selected="true"] {
  background: var(--midnight);
  color: #fff;
}

.case-testimonials {
  margin-top: 18px;
  padding-block: 28px 38px;
  overflow: hidden;
}
.case-testimonial-viewport {
  overflow: hidden;
  margin-top: 0;
  padding-block: 0;
  padding-left: max(24px, calc((100vw - var(--max)) / 2));
  padding-right: 0;
}
.case-testimonial-track {
  display: flex;
  gap: 16px;
  width: max-content;
  transform: translateX(calc(-50% - 8px));
  animation: case-testimonial-drift-right 64s linear infinite;
  animation-play-state: paused;
}
.case-testimonial-list {
  display: flex;
  flex: 0 0 auto;
  gap: 16px;
}
.case-testimonials[data-case-testimonial-running="true"] .case-testimonial-track {
  animation-play-state: running;
}
@keyframes case-testimonial-drift-right {
  from { transform: translateX(calc(-50% - 8px)); }
  to { transform: translateX(0); }
}
.case-testimonial-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex: 0 0 min(248px, 21vw);
  min-height: 164px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  background: var(--paper);
}
.case-testimonial-card blockquote {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  letter-spacing: -.01em;
}
.case-testimonial-card figcaption {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.45;
}
.case-testimonial-card figcaption > span:last-child {
  display: grid;
  gap: 2px;
}
.case-testimonial-card strong {
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
}
.case-testimonial-avatar {
  display: block;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  overflow: hidden;
  border-radius: 50%;
}
.case-testimonial-avatar .proof-portrait {
  width: 100%;
  height: 100%;
}
.case-story-layout {
  display: grid;
  grid-template-columns: minmax(0, 900px) 210px;
  justify-content: start;
  gap: 150px;
  padding-block: 44px 0;
}
.case-facts {
  grid-column: 2;
  grid-row: 1;
  align-self: start;
  position: sticky;
  top: 115px;
  border-top: 2px solid var(--ink);
  padding-top: 22px;
}
.case-facts h2 { font-size: 19px; letter-spacing: -.02em; }
.case-facts dl { margin: 25px 0; }
.case-facts dt { font-size: 11px; color: var(--muted); margin-top: 18px; }
.case-facts dd { font-size: 13px; line-height: 1.6; margin: 5px 0 0; }
.case-facts dd a { text-decoration: underline; text-underline-offset: 4px; }
.case-facts nav { border-top: 1px solid var(--line); padding-top: 16px; }
.case-facts nav a {
  display: block;
  font-size: 12px;
  min-height: 44px;
  padding: 12px 0;
}
.case-facts nav a:hover { color: var(--blue); }

.case-story { grid-column: 1; grid-row: 1; min-width: 0; }
.case-story section { padding-bottom: 54px; scroll-margin-top: 120px; }
/* The closing section owns the gap after the final story chapter. */
.case-story > section:last-child { padding-bottom: 0; }
.case-story h2 { font-size: clamp(35px, 3.5vw, 52px); margin: 22px 0 28px; }
.case-story p:not(.eyebrow) { font-size: 17px; line-height: 1.8; color: var(--muted); }
.case-story p + p { margin-top: 22px; }
.case-change-list > li {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 20px;
  padding-block: 30px;
  border-top: 1px solid var(--line);
}
.case-number { font-size: 12px; color: var(--muted); padding-top: 6px; }
.case-change-list h3 { font-size: 25px; margin-bottom: 14px; }
.case-deliverables { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.case-deliverables > div { border-top: 1px solid var(--line); padding-top: 23px; }
.case-deliverables h3 { font-size: 23px; margin-bottom: 14px; }
.case-story .case-deliverables p { font-size: 15px; }
.case-outcome { border-top: 1px solid var(--line); padding-top: 32px; }
.case-resources { border-top: 1px solid var(--line); padding-top: 32px; }
.case-resources > p:not(.eyebrow) { max-width: 650px; margin-bottom: 28px; }
.case-resource-links { border-top: 1px solid var(--line); }
.case-resource-links a { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.case-resource-links strong, .case-resource-links small { display: block; }
.case-resource-links strong { font-size: 18px; }
.case-resource-links small { max-width: 620px; margin-top: 7px; color: var(--muted); font-size: 13px; line-height: 1.65; }
.case-resource-links a:hover strong { color: var(--blue); }
.case-service-link {
  display: block;
  text-decoration: underline;
  text-underline-offset: 4px;
  font-size: 12px;
  margin-top: 20px;
  min-height: 44px;
  padding-block: 10px;
}

.case-quotes {
  padding-block: 48px 72px;
  border-top: 1px solid var(--line);
}
.case-quote { margin: 0 auto; width: min(calc(100% - 112px), var(--max)); }
.case-quote + .case-quote { margin-top: 40px; padding-top: 40px; border-top: 1px solid var(--line); }
.case-quote blockquote {
  margin: 0;
  max-width: 860px;
  font-size: clamp(24px, 2.6vw, 36px);
  line-height: 1.35;
  letter-spacing: -.03em;
}
.case-quote figcaption {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.6;
}
.case-quote-name { display: block; color: var(--ink); font-weight: 500; }
.case-quote-portrait {
  flex: 0 0 56px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  overflow: hidden;
}
.case-quote-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 1100px) {
  .case-hero-grid { gap: 28px; }
  .case-intro h1 { font-size: 47px; }
  .case-deck { font-size: 15px; }
  .case-story-layout { grid-template-columns: minmax(0, 1fr) 190px; gap: 32px; }
  .case-quote { width: calc(100% - 64px); }
}

@media (max-width: 900px) {
  .case-hero-grid { grid-template-columns: 1fr; gap: 35px; }
  .case-intro { grid-column: 1; grid-row: 1; }
  .case-comparison,
  .case-feature-media { grid-column: 1; grid-row: 2; }
  .case-intro h1 { max-width: 740px; font-size: clamp(43px, 7vw, 62px); }
  .case-story-layout {
    grid-template-columns: 1fr;
    gap: 45px;
    padding-top: 45px;
  }
  .case-facts { grid-column: 1; grid-row: 1; position: static; }
  .case-facts dl { display: grid; grid-template-columns: 100px 1fr; gap: 12px 24px; }
  .case-facts dt,
  .case-facts dd { margin: 0; }
  .case-facts nav { display: flex; flex-wrap: wrap; gap: 0 20px; }
  .case-story { grid-column: 1; grid-row: 2; }
}

@media (max-width: 600px) {
  .case-hero { padding-block: 24px 28px; }
  .case-hero .breadcrumbs { flex-wrap: wrap; }
  .case-intro h1 { font-size: 43px; letter-spacing: -.04em; }
  .case-deck { font-size: 15px; }
  .case-scope { font-size: 10px; }
  .compare-tabs button { font-size: 12px; }
  .compare-heading > span { font-size: 10px; }
  .compare-caption { font-size: 12px; }
  .case-story h2 { font-size: 36px; }
  .case-story p:not(.eyebrow) { font-size: 15px; }
  .case-story section { padding-bottom: 48px; }
  .case-change-list > li { grid-template-columns: 26px 1fr; gap: 12px; }
  .case-change-list h3 { font-size: 25px; }
  .case-deliverables { grid-template-columns: 1fr; gap: 24px; }
  .case-story-layout { gap: 32px; }
  .case-quote { width: calc(100% - 40px); }
  .case-quote blockquote { font-size: 24px; }
  .case-testimonials { padding-block: 28px 30px; }
  .case-testimonial-viewport { margin-top: 0; padding-inline: 20px; }
  .case-testimonial-card { flex-basis: min(286px, 78vw); min-height: 228px; padding: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .case-comparison[data-enhanced] .compare-before {
    transition: none;
  }
  .case-testimonial-track { animation: none !important; transform: none !important; }
}