.case-heading {
  padding-top: 48px;
  padding-bottom: 56px;
}
.case-heading > .eyebrow {
  margin-bottom: 24px;
}
.case-heading h1 {
  max-width: 1050px;
  font-size: clamp(44px, 5.3vw, 72px);
  line-height: 1.08;
}
.case-heading > p:not(.eyebrow) {
  font-size: 19px;
  line-height: 1.7;
  color: var(--muted);
  max-width: 780px;
  margin-top: 28px;
}
.case-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
  margin-top: 40px !important;
  max-width: 900px;
}
.case-facts dt {
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}
.case-facts dd {
  font-size: 14px;
  color: var(--body);
}
.case-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 744px);
  gap: 64px;
  justify-content: space-between;
  align-items: start;
  padding-bottom: 96px;
}
.case-toc {
  position: sticky;
  top: 32px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
  max-height: 85vh;
  overflow: auto;
}
.case-toc summary {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: 16px;
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
}
.case-toc nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.case-toc a {
  font-size: 12px;
  line-height: 1.5;
  padding: 10px 0;
  min-height: 44px;
  color: var(--muted);
}
.case-toc a:hover {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.case-body {
  max-width: 744px;
  min-width: 0;
  color: var(--body);
  font-size: 17px;
  line-height: 1.8;
  overflow-wrap: break-word;
}
.case-body p {
  margin: 20px 0;
  line-height: 1.8;
}
.case-body h2 {
  font-size: 36px;
  line-height: 1.2;
  margin: 64px 0 24px;
  letter-spacing: -0.04em;
}
.case-body h3 {
  font-size: 27px;
  line-height: 1.25;
  margin: 40px 0 20px;
  letter-spacing: -0.03em;
}
.case-body h4,
.case-body h5 {
  font-size: 21px;
  line-height: 1.3;
  font-weight: 550;
  margin: 32px 0 16px;
}
.case-body > h2:first-child,
.case-body > div:first-child > h2:first-child {
  margin-top: 0;
}
.case-body strong {
  font-weight: 600;
  color: var(--ink);
}
.case-body ul,
.case-body ol {
  padding-left: 26px;
  margin: 24px 0;
  list-style: revert;
}
.case-body li {
  padding-left: 4px;
  margin: 12px 0;
}
.case-body li > p {
  margin: 8px 0;
}
.case-body a:not(.case-image-link) {
  color: var(--teal);
  text-decoration: underline;
  text-underline-offset: 5px;
  overflow-wrap: anywhere;
}
.case-body img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
  margin: 24px 0;
}
.case-body .case-image-link {
  display: block;
  cursor: zoom-in;
}
.case-body blockquote {
  border-left: 3px solid var(--teal);
  background: var(--teal-soft);
  padding: 20px 24px;
  margin: 32px 0;
  border-radius: 0 8px 8px 0;
  font-size: 16px;
}
.case-body blockquote p {
  margin: 0;
}
.case-body details {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 28px 0;
  padding: 0;
}
.case-body details + details {
  margin-top: -29px;
}
.case-body summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 18px 0;
  font-weight: 500;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.5;
}
.case-body summary::-webkit-details-marker {
  display: none;
}
.case-body summary:after {
  content: "+";
  font-size: 24px;
  font-weight: 400;
  color: var(--teal);
  flex-shrink: 0;
}
.case-body details[open] > summary:after {
  content: "−";
}
.case-body details > div {
  padding: 0 0 20px;
}
.case-body details p {
  font-size: 16px;
  line-height: 1.8;
}
.case-body details h2,
.case-body details h3 {
  font-size: 24px;
  margin: 32px 0 16px;
}
.case-body details img {
  margin: 20px 0;
}
.case-body hr {
  height: 1px;
  background: var(--border);
  border: 0;
  margin: 48px 0;
}
.case-body pre {
  padding: 20px;
  background: var(--soft);
  border-radius: 8px;
  overflow: auto;
  font-size: 13px;
  max-width: 100%;
}
.case-body code {
  font-size: 0.87em;
  overflow-wrap: anywhere;
}
.case-body table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14px;
  margin: 28px 0;
}
.case-body th,
.case-body td {
  border: 1px solid var(--border);
  padding: 12px;
  text-align: left;
}
.related-work {
  border-top: 1px solid var(--border);
}
.related-work .section-head {
  grid-template-columns: 1fr auto;
}
.case-body figure > figcaption {
  font-size: 12px;
  color: var(--muted);
}
@media (max-width: 1100px) {
  .case-layout {
    grid-template-columns: 175px minmax(0, 1fr);
    gap: 40px;
  }
  .case-toc a {
    font-size: 11px;
  }
  .case-heading h1 {
    font-size: 58px;
  }
  .case-body h2 {
    font-size: 33px;
  }
}
@media (max-width: 850px) {
  .case-layout {
    display: block;
  }
  .case-toc {
    position: static;
    max-height: none;
    overflow: visible;
    margin-bottom: 40px;
    padding-top: 20px;
  }
  .case-toc nav {
    display: flex;
    flex-direction: row;
    gap: 8px 24px;
    flex-wrap: wrap;
  }
  .case-toc a {
    font-size: 12px;
    max-width: 100%;
  }
  .case-body {
    margin: 0 auto;
  }
  .case-heading > p:not(.eyebrow) {
    font-size: 18px;
  }
}
@media (max-width: 700px) {
  .case-heading {
    padding-top: 32px;
    padding-bottom: 40px;
  }
  .case-heading > .eyebrow {
    margin-bottom: 20px;
  }
  .case-heading h1 {
    font-size: 42px;
  }
  .case-heading > p:not(.eyebrow) {
    font-size: 17px;
    line-height: 1.7;
    margin-top: 24px;
  }
  .case-facts {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 32px !important;
    padding-top: 24px;
  }
  .case-facts dd {
    font-size: 13px;
  }
  .case-layout {
    padding-bottom: 64px;
  }
  .case-toc {
    margin-bottom: 32px;
  }
  .case-toc nav {
    display: block;
  }
  .case-toc a {
    display: block;
    min-height: 44px;
    font-size: 12px;
    padding: 12px 0;
  }
  .case-body {
    font-size: 16px;
    line-height: 1.8;
  }
  .case-body p {
    margin: 20px 0;
  }
  .case-body h2 {
    font-size: 30px;
    margin: 48px 0 20px;
  }
  .case-body h3 {
    font-size: 25px;
    margin: 32px 0 16px;
  }
  .case-body h4,
  .case-body h5 {
    font-size: 20px;
  }
  .case-body details {
    margin: 24px 0;
  }
  .case-body details + details {
    margin-top: -25px;
  }
  .case-body summary {
    font-size: 15px;
    min-height: 64px;
    padding: 16px 0;
    gap: 16px;
  }
  .case-body details p {
    font-size: 15px;
  }
  .case-body blockquote {
    padding: 20px;
    font-size: 15px;
  }
  .case-body img {
    border-radius: 6px;
  }
  .case-body ul,
  .case-body ol {
    padding-left: 22px;
  }
  .related-work .section-head {
    grid-template-columns: 1fr;
  }
  .case-body table {
    font-size: 12px;
  }
  .case-body th,
  .case-body td {
    padding: 8px;
  }
}
@media print {
  .case-toc,
  .related-work {
    display: none;
  }
  .case-layout {
    display: block;
  }
  .case-body {
    max-width: none;
  }
  .case-body details > div {
    display: block;
  }
  .case-body h2 {
    break-after: avoid;
  }
  .case-body img {
    max-height: 90vh;
    object-fit: contain;
  }
}

.case-toc summary::-webkit-details-marker {
  display: none;
}
.v5 .case-stack { font-size: 14px; color: var(--muted); margin-top: 20px; max-width: 744px; }
.case-stack strong { color: var(--body); font-weight: 500; margin-right: 12px; }
.case-source { display: inline-flex; align-items: center; min-height: 44px; margin-top: 12px; font-size: 14px; color: var(--teal) !important; }
.case-body figure { margin: 32px 0; }
.case-body figcaption { color: var(--muted); font-size: 13px; margin-top: 12px; }
.case-toc summary:after {
  content: "+";
  font-size: 20px;
  color: var(--teal);
}
.case-toc details[open] > summary:after {
  content: "−";
}
@media (max-width: 850px) {
  .case-toc summary {
    margin-bottom: 0;
  }
  .case-toc details[open] summary {
    margin-bottom: 12px;
  }
}

.project-comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.project-comparison figure { min-width: 0; }
.project-comparison img { width: 100%; max-height: 720px; object-fit: contain; object-position: top; }
.v5 .case-context { font-size: 13px; color: var(--muted); margin-top: 16px; }
.project-source-note { font-size: 14px; }
.screenshot-placeholder { background: var(--soft); border: 1px dashed var(--border); border-radius: 8px; }
@media(max-width:700px) { .project-comparison { grid-template-columns: 1fr; gap: 8px; } }