.margin-case {
  --case-text: var(--foreground);
  --case-muted: var(--muted);
  --case-rule: var(--line);
}

.case-content { padding-block: clamp(20px, 3vw, 38px) clamp(30px, 4.7vw, 61px); }
.case-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(245px, 342px);
  align-items: center;
  gap: 16px clamp(26px, 4vw, 64px);
  max-width: 1180px;
}

.case-opening h1 { max-width: 24ch; }
.site-page .case-opening > .text-link {
  align-items: center;
  min-height: 44px;
  margin-top: 7px;
}

.margin-label {
  margin-bottom: 7px;
  color: var(--accent);
  font: 700 0.72rem/1.45 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.case-proof {
  padding: clamp(12px, 1.7vw, 19px) clamp(13px, 2vw, 21px);
  border: 1px solid var(--case-rule);
  border-top-color: var(--accent);
  background: var(--surface);
}

.case-proof-metrics {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(10px, 2vw, 16px);
  margin-block: 10px 3px;
}

.case-proof-metrics > div {
  display: grid;
  align-content: start;
  gap: 5px;
}

.case-proof-metrics > div + div { padding-left: 12px; border-left: 1px solid var(--case-rule); }
.case-proof-metrics dt { color: var(--case-muted); font-size: .82rem; line-height: 1.35; }
.case-proof-metrics dd {
  grid-row: 1;
  color: var(--case-text);
  font-size: clamp(1.55rem, 2.5vw, 2.15rem);
  font-weight: 750;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.045em;
  line-height: 1;
}
.case-proof-metrics > div:first-child dd { color: var(--accent-soft); }
.site-page .case-proof .text-link { align-items: center; min-height: 44px; font-size: .9rem; }

.case-proof-path {
  display: grid;
  gap: 4px;
  margin: 9px 0 0;
  padding: 0;
  list-style: none;
  font-size: .96rem;
  font-weight: 700;
}

.case-proof-path span { color: var(--accent); }
.case-demo-entry { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; margin-top: 12px; }
.case-demo-entry p { max-width: 38ch; color: var(--case-muted); font-size: .85rem; line-height: 1.4; }

.case-trace {
  margin: 0;
  border-top: 1px solid var(--accent);
}
.case-trace figcaption {
  padding-block: 13px 10px;
  color: var(--case-text);
  font-size: clamp(19px, 2vw, 26px);
  font-weight: 700;
  letter-spacing: -.025em;
}
.case-trace-rows > div {
  display: grid;
  grid-template-columns: minmax(7.5rem, .55fr) minmax(0, 1fr);
  gap: 5px 13px;
  padding-block: 11px;
  border-bottom: 1px solid var(--case-rule);
}
.case-trace-rows dt { font-weight: 700; }
.case-trace-rows dd, .case-trace p { color: var(--case-muted); line-height: 1.5; }
.case-trace p { margin-top: 11px; font-size: 14px; }

.margin-decision {
  padding-block: clamp(18px, 3vw, 35px);
  border-top: 1px solid var(--case-rule);
}
.case-trace + .margin-decision { margin-top: 22px; }

.margin-decision h2,
.margin-contact h2 {
  max-width: 38ch;
  color: var(--case-text);
  font-size: clamp(1.5rem, 2.6vw, 2.25rem);
  letter-spacing: -0.045em;
  line-height: 1.12;
}

.margin-decision p:not(.margin-label),
.margin-contact p {
  max-width: 61ch;
  margin-top: 11px;
  color: var(--case-muted);
  line-height: 1.6;
}

.case-content ol.case-steps { padding-inline-start: 2rem; list-style: decimal-leading-zero; }
.case-steps li::marker { color: var(--accent); font: 700 .86rem/1.2 var(--mono); }

.margin-contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px 28px;
  padding-block: clamp(16px, 2.8vw, 33px);
  border-block: 1px solid var(--case-rule);
}

.margin-contact .button-link {
  flex: 0 0 auto;
  max-width: 100%;
}

@media (max-width: 900px) {
  .case-intro { grid-template-columns: minmax(0, 1fr); }
  .case-proof { max-width: 32rem; }
}

@media (max-width: 760px) {
  .margin-contact {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 380px) {
  .case-trace-rows > div { grid-template-columns: minmax(0, 1fr); }
}