/* Case Studies — orange premium theme */
.case-studies-page {
  font-family: var(--font-inter, "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
  color: #374151;
  background: #fff;
  --cs-accent: #f97316;
  --cs-accent-soft: #fef1e7;
  --cs-accent-pale: #fff7ed;
  --cs-accent-border: #fed7aa;
  --cs-ink: #3c3c3c;
  --cs-muted: #64748b;
}

/* ── Hero ── */
.case-studies-page #cs-hero {
  padding-top: calc(var(--nav-height, 60px) + 3rem);
  padding-bottom: 3.5rem;
  background: linear-gradient(180deg, var(--cs-accent-pale) 0%, #ffffff 72%);
  border-bottom: 1px solid #f3f4f6;
}

.case-studies-page .cs-hero-inner {
  max-width: 52rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
}

@media (min-width: 1024px) {
  .case-studies-page .cs-hero-inner {
    padding: 0 3rem;
  }
}

.case-studies-page .cs-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cs-accent);
  margin-bottom: 1.1rem;
}

.case-studies-page .cs-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--cs-ink);
  margin: 0 0 1.35rem;
}

.case-studies-page .cs-lead {
  font-size: clamp(1.0625rem, 2vw, 1.1875rem);
  line-height: 1.75;
  color: var(--cs-muted);
  margin: 0 auto;
  max-width: 46rem;
  text-align: left;
}

@media (min-width: 768px) {
  .case-studies-page .cs-lead {
    text-align: center;
  }
}

/* ── Pillars ── */
.case-studies-page .cs-pillars {
  padding: 3.5rem 0;
  background: #ffffff;
  border-bottom: 1px solid #f3f4f6;
}

.case-studies-page .cs-pillars-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1024px) {
  .case-studies-page .cs-pillars-inner {
    padding: 0 3rem;
  }
}

.case-studies-page .cs-pillars-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .case-studies-page .cs-pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .case-studies-page .cs-pillars-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.case-studies-page .cs-pillar {
  display: flex;
  flex-direction: column;
  padding: 1.5rem 1.375rem;
  background: #ffffff;
  border: 1px solid #eef0f3;
  border-radius: 1rem;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.case-studies-page .cs-pillar:hover {
  transform: translateY(-4px);
  border-color: var(--cs-accent-border);
  box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.08), 0 8px 10px -6px rgb(0 0 0 / 0.06);
}

.case-studies-page .cs-pillar__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-bottom: 1rem;
  border-radius: 0.75rem;
  background: linear-gradient(135deg, var(--cs-accent-pale) 0%, var(--cs-accent-soft) 100%);
  color: var(--cs-accent);
}

.case-studies-page .cs-pillar__icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.case-studies-page .cs-pillar__title {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--cs-ink);
  margin: 0 0 0.5rem;
  line-height: 1.35;
}

.case-studies-page .cs-pillar__text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--cs-muted);
  margin: 0;
}

/* ── Showcase ── */
.case-studies-page #cs-showcase {
  padding: 3.5rem 0 4rem;
  background: #ffffff;
}

.case-studies-page .cs-showcase-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1024px) {
  .case-studies-page .cs-showcase-inner {
    padding: 0 3rem;
  }
}

.case-studies-page .cs-showcase-head {
  max-width: 44rem;
  margin-bottom: 2.5rem;
}

.case-studies-page .cs-section-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cs-accent);
  margin: 0 0 0.75rem;
}

.case-studies-page .cs-section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  color: var(--cs-ink);
  margin: 0 0 0.75rem;
  letter-spacing: -0.032em;
  line-height: 1.15;
}

.case-studies-page .cs-section-desc {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--cs-muted);
  margin: 0;
}

.case-studies-page .cs-showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .case-studies-page .cs-showcase-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .case-studies-page .cs-showcase-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.75rem;
  }
}

.case-studies-page .cs-showcase-card {
  display: flex;
  flex-direction: column;
  border: 1px solid #eef0f3;
  border-radius: 1rem;
  overflow: hidden;
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.case-studies-page .cs-showcase-card:hover {
  transform: translateY(-5px);
  border-color: var(--cs-accent-border);
  box-shadow: 0 26px 48px -22px rgba(249, 115, 22, 0.22);
}

.case-studies-page .cs-showcase-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  background: #0f172a;
  overflow: hidden;
}

.case-studies-page .cs-showcase-card__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.case-studies-page .cs-showcase-card__body {
  padding: 1.25rem 1.375rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.case-studies-page .cs-showcase-card__tag {
  display: inline-block;
  width: fit-content;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cs-accent);
  background: var(--cs-accent-pale);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.case-studies-page .cs-showcase-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--cs-ink);
  margin: 0 0 0.5rem;
}

.case-studies-page .cs-showcase-card__text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--cs-muted);
  margin: 0;
}

/* ── CTA ── */
.case-studies-page #cs-cta {
  padding: 4.5rem 1.5rem;
  background: #ffffff;
  text-align: center;
}

.case-studies-page .cs-cta-inner {
  max-width: 36rem;
  margin: 0 auto;
}

.case-studies-page .cs-cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: var(--cs-ink);
  margin: 0 0 0.75rem;
  letter-spacing: -0.032em;
}

.case-studies-page .cs-cta-text {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--cs-muted);
  margin: 0 0 1.75rem;
}

.case-studies-page .cs-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9375rem 2rem;
  background: var(--cs-accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 0.875rem;
  text-decoration: none;
  transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.case-studies-page .cs-cta-btn:hover {
  background: #ea580c;
  box-shadow: 0 8px 24px rgba(249, 115, 22, 0.32);
  transform: translateY(-2px);
}

/* ── Detail page (unchanged) ── */
.case-study-detail-page {
  font-family: var(--font-inter, "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
  color: #1a202c;
  background: #fff;
}

.case-study-detail-page .cs-detail-hero {
  padding-top: calc(var(--nav-height, 60px) + 2rem);
  position: relative;
  min-height: 0;
  background: #ffffff;
  background-image: none;
  border-bottom: 1px solid #f3f4f6;
  display: block;
}

.case-study-detail-page .cs-detail-hero::before {
  display: none;
}

.case-study-detail-page .cs-detail-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.5rem 2.5rem;
  width: 100%;
}

@media (min-width: 1024px) {
  .case-study-detail-page .cs-detail-hero-inner {
    padding: 0 3rem 2.5rem;
  }
}

.case-study-detail-page .cs-back {
  display: inline-block;
  color: #6b7280;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.case-study-detail-page .cs-back:hover {
  color: #f97316;
  text-decoration: underline;
}

.case-study-detail-page .cs-detail-tag {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 900;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: #f97316;
  margin-bottom: 0.5rem;
}

.case-study-detail-page .cs-detail-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  color: #3c3c3c;
  margin: 0 0 0.75rem;
  line-height: 1.1;
  letter-spacing: -0.032em;
  max-width: 48rem;
}

.case-study-detail-page .cs-detail-customer {
  font-size: 1rem;
  color: #6b7280;
  margin: 0;
}

.case-study-detail-page .cs-detail-layout {
  max-width: 80rem;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .case-study-detail-page .cs-detail-layout {
    padding: 3rem 3rem 4rem;
  }
}

.case-study-detail-page .cs-detail-sidebar {
  position: sticky;
  top: calc(var(--nav-height, 60px) + 1.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.case-study-detail-page .cs-meta-card {
  background: #ffffff;
  border: 1px solid #f3f4f6;
  border-radius: 1rem;
  padding: 1.25rem;
}

.case-study-detail-page .cs-meta-card-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #f97316;
  margin: 0 0 1rem;
}

.case-study-detail-page .cs-meta-list {
  margin: 0;
}

.case-study-detail-page .cs-meta-item {
  margin-bottom: 0.85rem;
}

.case-study-detail-page .cs-meta-item:last-child {
  margin-bottom: 0;
}

.case-study-detail-page .cs-meta-item dt {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #a0aec0;
  margin: 0;
}

.case-study-detail-page .cs-meta-item dd {
  font-size: 0.875rem;
  color: #2d3748;
  margin: 0.2rem 0 0;
  line-height: 1.4;
}

.case-study-detail-page .cs-detail-body {
  min-width: 0;
}

.case-study-detail-page .cs-detail-lead {
  font-size: 1.25rem;
  line-height: 1.65;
  color: #2d3748;
  margin: 0 0 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e2e8f0;
}

.case-study-detail-page .cs-block {
  margin-bottom: 2.5rem;
}

.case-study-detail-page .cs-block h2 {
  font-size: 0.8125rem;
  font-weight: 700;
  color: #f97316;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.case-study-detail-page .cs-block p {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: #4a5568;
  margin: 0;
}

.case-study-detail-page .cs-deployed-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.case-study-detail-page .cs-deployed-list li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #4a5568;
}

.case-study-detail-page .cs-deployed-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 1px;
  background: #f97316;
  transform: rotate(45deg);
}

.case-study-detail-page .cs-block--outcomes {
  background: #fff7ed;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid #fed7aa;
}

.case-study-detail-page .cs-outcomes {
  list-style: none;
  padding: 0;
  margin: 0;
}

.case-study-detail-page .cs-outcomes li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  line-height: 1.6;
  color: #2d3748;
}

.case-study-detail-page .cs-outcomes li:last-child {
  margin-bottom: 0;
}

.case-study-detail-page .cs-outcomes li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #f97316;
  font-weight: 700;
}

.case-study-detail-page .cs-platform-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.case-study-detail-page .cs-platform-tag {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: #fff7ed;
  color: #f97316;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 999px;
}

.case-study-detail-page .cs-related-link {
  display: inline-flex;
  color: #ea580c;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
}

.case-study-detail-page .cs-related-link:hover {
  text-decoration: underline;
}

@media (max-width: 1024px) {
  .case-study-detail-page .cs-detail-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .case-study-detail-page .cs-detail-sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .case-study-detail-page .cs-detail-sidebar {
    grid-template-columns: 1fr;
  }
}