.case-main {
  display: grid;
  gap: 36px;
  margin-top: 34px;
}

.case-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.72fr);
  gap: 34px;
  align-items: end;
  min-width: 0;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.case-copy {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.case-copy h1 {
  max-width: 100%;
  font-size: clamp(4.2rem, 8vw, 6.2rem);
  line-height: 0.82;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.lede {
  max-width: 740px;
  color: var(--text-secondary);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.case-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.case-ledger {
  min-width: 0;
  border-top: 3px solid var(--text);
  border-bottom: 1px solid var(--border);
}

.case-ledger dl,
.scope-table {
  margin: 0;
}

.case-ledger div,
.scope-row {
  display: grid;
  grid-template-columns: minmax(120px, 0.4fr) minmax(0, 1fr);
  gap: 18px;
  padding: 15px 0;
  border-top: 1px solid var(--border);
}

.case-ledger div:first-child {
  border-top: 0;
}

.case-ledger dt,
.scope-row span {
  color: var(--blue-strong);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.case-ledger dd {
  margin: 0;
  color: var(--text);
  font-weight: 700;
}

.surface-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.68fr);
  gap: 18px;
  align-items: stretch;
}

.surface-column {
  display: grid;
  gap: 18px;
}

.surface-shot {
  display: grid;
  gap: 12px;
  margin: 0;
  min-width: 0;
}

.surface-shot figcaption {
  display: grid;
  gap: 4px;
  padding: 0 2px;
}

.surface-shot strong {
  font-size: 1.15rem;
}

.surface-shot span {
  color: var(--text-secondary);
  font-size: 15px;
}

.shot-frame {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 10px 30px rgba(36, 53, 77, 0.1);
}

.shot-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.surface-column .shot-frame img {
  object-fit: cover;
  object-position: top center;
}

.shot-frame-wide {
  aspect-ratio: 16 / 10;
}

.shot-frame-tall {
  aspect-ratio: 5 / 3.6;
}

.signal-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--border);
}

.signal-strip div {
  display: grid;
  gap: 8px;
  padding: 22px;
  background: var(--surface);
}

.signal-strip strong {
  color: var(--text);
  font-size: 1.15rem;
}

.signal-strip p,
.proof-copy p,
.proof-board p,
.proof-board li,
.scope-row p {
  color: var(--text-secondary);
  font-size: 15px;
}

.proof-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.62fr) minmax(0, 1fr);
  gap: 34px;
  align-items: start;
  padding: 8px 0 12px;
}

.proof-copy {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 14px;
}

.proof-copy h2 {
  font-size: clamp(2.4rem, 5vw, 4.75rem);
  max-width: 8ch;
}

.proof-board {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--border);
}

.proof-board article {
  display: grid;
  gap: 12px;
  padding: 24px;
  background: var(--surface);
}

.proof-board h3 {
  font-size: 1.45rem;
}

.proof-board ul {
  display: grid;
  gap: 9px;
  padding-left: 18px;
}

.scope-table {
  display: grid;
  border-top: 3px solid var(--text);
}

.scope-row {
  grid-template-columns: minmax(130px, 0.25fr) minmax(240px, 0.45fr) minmax(0, 1fr);
  align-items: start;
}

.scope-row strong {
  font-size: 1.06rem;
}

@media (max-width: 1040px) {
  .case-hero,
  .surface-stage,
  .proof-layout {
    grid-template-columns: 1fr;
  }

  .proof-copy {
    position: static;
  }

  .proof-copy h2 {
    max-width: none;
  }
}

@media (max-width: 800px) {
  .case-main {
    gap: 28px;
    margin-top: 24px;
  }

  .case-copy h1 {
    font-size: clamp(3.7rem, 19vw, 5.1rem);
    line-height: 0.9;
  }

  .case-ledger div,
  .scope-row {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .signal-strip {
    grid-template-columns: 1fr;
  }

  .case-actions,
  .case-actions .button {
    width: 100%;
  }

  .case-actions .button {
    min-width: 0;
    white-space: normal;
  }

  .landing-page .nav-links {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .landing-page .nav-links a {
    width: auto;
    padding: 8px 10px;
  }
}

@media (max-width: 560px) {
  .case-copy h1 {
    font-size: clamp(3.25rem, 17vw, 4.2rem);
  }

  .lede {
    font-size: 1.02rem;
  }

  .shot-frame-wide,
  .shot-frame-tall {
    aspect-ratio: 4 / 3;
  }

  .signal-strip div,
  .proof-board article {
    padding: 18px;
  }
}