.cs-head {
  position: relative;
  overflow: hidden;
  padding: 58px 0 34px;
}

.cs-head .back-link {
  margin-bottom: 30px;
}

.cs-head .cat,
.sec-label {
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clay);
}

.cs-head h1 {
  font-family: var(--display);
  font-size: clamp(44px, 6vw, 76px);
  font-weight: 400;
  line-height: 0.98;
  color: var(--ink);
  margin: 14px 0 0;
  max-width: 28ch;
}

.cs-head .dek {
  font-size: 20px;
  line-height: 1.56;
  color: var(--ink-2);
  margin: 22px 0 0;
  max-width: 64ch;
}

.cs-hero {
  margin-top: 32px;
}

.cs-hero .shot,
.gallery img {
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--card);
  box-shadow: var(--shadow-lg);
}

.cs-hero img,
.gallery img {
  display: block;
  width: 100%;
}

.shot-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 10;
  padding: 24px;
  text-align: center;
  background:
    radial-gradient(120% 120% at 15% 10%, color-mix(in srgb, var(--clay) 16%, var(--card)), var(--card) 60%);
}

.shot-placeholder span {
  max-width: 22ch;
  font-family: var(--display);
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: 0.01em;
  color: var(--ink-2);
}

.snapshot {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 42px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.snapshot .item {
  padding: 26px 24px;
  border-right: 1px solid var(--line);
}

.snapshot .item:first-child {
  padding-left: 0;
}

.snapshot .item:last-child {
  border-right: none;
  padding-right: 0;
}

.snapshot .k {
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--warm-3);
}

.snapshot .v {
  font-family: var(--display);
  font-size: 25px;
  line-height: 1.1;
  color: var(--ink);
  margin-top: 8px;
}

.proof-strip {
  display: grid;
  grid-template-columns: 0.9fr repeat(3, 1fr);
  gap: 0;
  margin-top: 34px;
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  background: color-mix(in srgb, var(--card) 80%, var(--paper));
}

.proof-strip .proof-lead,
.proof-strip .proof {
  padding: 24px;
}

.proof-strip .proof-lead {
  background: var(--ink);
  color: var(--paper);
}

.proof-strip .proof-lead span,
.proof-strip .proof .k {
  display: block;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.proof-strip .proof-lead strong {
  display: block;
  margin-top: 10px;
  font-family: var(--display);
  font-size: 27px;
  font-weight: 400;
  line-height: 1.08;
}

.proof-strip .proof {
  border-right: 1px solid var(--line);
}

.proof-strip .proof:last-child {
  border-right: none;
}

.proof-strip .proof .k {
  color: var(--clay);
}

.proof-strip .proof p {
  margin: 10px 0 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-2);
}

.cs-section {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 52px;
  align-items: start;
  padding: 62px 0;
  border-bottom: 1px solid var(--line);
}

.cs-body p {
  max-width: 66ch;
  margin: 0 0 20px;
  color: var(--ink-2);
  font-size: 18px;
  line-height: 1.72;
}

.cs-body p.lead {
  max-width: 34ch;
  color: var(--ink);
  font-family: var(--display);
  font-size: 25px;
  line-height: 1.42;
}

.cs-body ul {
  display: grid;
  gap: 12px;
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  max-width: 68ch;
}

.cs-body li {
  position: relative;
  padding-left: 24px;
  color: var(--ink-2);
  font-size: 17px;
  line-height: 1.62;
}

.cs-body li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 11px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clay);
}

.principles,
.evidence-grid,
.outcomes,
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.principle,
.evidence,
.outcome,
.related-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  padding: 24px;
}

.principle .n {
  font-family: var(--display);
  font-size: 22px;
  color: var(--clay-soft);
}

.principle h3,
.evidence h3,
.outcome h3,
.related-card h3 {
  margin: 10px 0 8px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.12;
}

.outcome .k {
  display: block;
  font-size: 11px;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clay);
}

.outcome .k + h3 {
  margin-top: 8px;
}

.principle p,
.evidence p,
.outcome p,
.related-card p {
  margin: 0;
  color: var(--ink-2);
  font-size: 14.5px;
  line-height: 1.56;
}

.gallery {
  padding: 62px 0;
}

.gal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-top: 28px;
}

.gallery img {
  height: 320px;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.gallery .wide {
  grid-column: 1 / -1;
  height: 430px;
}

.quote {
  padding: 58px 0;
  text-align: center;
}

.quote p {
  max-width: 25ch;
  margin: 0 auto;
  color: var(--ink);
  font-family: var(--display);
  font-size: clamp(32px, 4vw, 46px);
  font-style: italic;
  font-weight: 400;
  line-height: 1.18;
}

.quote em {
  color: var(--clay);
}

.next {
  padding: 62px 0;
}

.next-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 40px 44px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
}

.next-card .k,
.related-card .k {
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--warm-3);
}

.next-card h3 {
  margin: 10px 0 0;
  color: var(--ink);
  font-family: var(--display);
  font-size: 36px;
  font-weight: 400;
  line-height: 1.06;
}

.next-card .arr {
  color: var(--clay);
  font-size: 30px;
}

.mark img {
  width: 30px;
  height: 30px;
  display: block;
}

.case-page .foot {
  margin-top: 0;
}

@media (max-width: 980px) {
  .snapshot,
  .proof-strip,
  .principles,
  .evidence-grid,
  .outcomes,
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }

  .proof-strip .proof-lead {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  .cs-head {
    padding-top: 42px;
  }

  .snapshot,
  .proof-strip,
  .principles,
  .evidence-grid,
  .outcomes,
  .related-grid,
  .gal-grid {
    grid-template-columns: 1fr;
  }

  .snapshot .item,
  .proof-strip .proof,
  .proof-strip .proof-lead {
    border-right: none;
  }

  .snapshot .item {
    padding-left: 0;
    border-bottom: 1px solid var(--line);
  }

  .snapshot .item:last-child {
    border-bottom: none;
  }

  .cs-section {
    grid-template-columns: 1fr;
    gap: 18px;
    padding: 48px 0;
  }

  .gallery .wide,
  .gallery img {
    height: 280px;
  }

  .next-card {
    align-items: flex-start;
    padding: 30px;
  }
}