.case-page {
  background: var(--white);
}

.case-page .site-header {
  background: rgba(247, 247, 245, 0.97);
}

.case-hero {
  position: relative;
  display: flex;
  overflow: hidden;
  min-height: 520px;
  align-items: center;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.case-hero::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background: url("assets/hero-decision-map.png") center center / cover no-repeat;
  content: "";
  opacity: 0.82;
}

.case-hero-inner,
.case-shell {
  width: min(calc(100% - 48px), 1040px);
  margin: 0 auto;
}

.case-hero-inner {
  padding: 76px 0 70px;
}

.case-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 680;
}

.case-breadcrumb a {
  color: var(--red-dark);
}

.case-breadcrumb a:hover,
.case-breadcrumb a:focus-visible {
  color: var(--blue);
}

.case-hero h1 {
  max-width: 620px;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Songti SC", SimSun, serif;
  font-size: 50px;
  line-height: 1.16;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.case-lead {
  max-width: 610px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 19px;
  line-height: 1.8;
}

.case-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  margin: 30px 0 0;
  padding: 20px 0 0;
  color: var(--muted);
  border-top: 1px solid var(--line);
  font-size: 13px;
  font-weight: 680;
}

.case-article {
  padding: 88px 0 96px;
}

.case-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 76px;
  align-items: start;
}

.case-content {
  min-width: 0;
}

.case-content > section {
  padding: 52px 0;
  border-top: 1px solid var(--line);
}

.case-content > section:first-child {
  padding-top: 0;
  border-top: 0;
}

.case-content .eyebrow {
  margin-bottom: 12px;
}

.case-content h2 {
  max-width: 760px;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Songti SC", SimSun, serif;
  font-size: 32px;
  line-height: 1.35;
  letter-spacing: 0;
}

.case-content h3 {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.45;
}

.case-content p,
.case-content li {
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.case-question {
  margin: 22px 0 0;
  padding: 2px 0 2px 24px;
  color: var(--ink);
  border-left: 4px solid var(--red);
  font-family: Georgia, "Songti SC", SimSun, serif;
  font-size: 24px;
  font-weight: 700;
  line-height: 1.65;
}

.reason-list,
.decision-list {
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.reason-list li,
.decision-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.action-list {
  margin: 30px 0 0;
  padding: 0;
  counter-reset: action;
  list-style: none;
  border-top: 2px solid var(--ink);
}

.action-list li {
  display: grid;
  min-height: 112px;
  padding: 22px 0;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  border-bottom: 1px solid var(--line);
  counter-increment: action;
}

.action-list li::before {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  color: var(--white);
  background: var(--red);
  border-radius: 4px;
  content: counter(action, decimal-leading-zero);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 760;
}

.action-list p {
  margin: 6px 0 0;
}

.case-stop {
  margin-top: 34px;
  padding: 28px 30px;
  color: var(--white);
  background: var(--dark-green);
  border-left: 5px solid var(--yellow);
}

.case-stop strong {
  display: block;
  margin-bottom: 8px;
  color: var(--yellow);
  font-size: 15px;
}

.case-stop p {
  margin: 0;
  color: #d5ddd8;
}

.case-faq-list {
  margin: 28px 0 0;
  border-top: 2px solid var(--ink);
}

.case-faq-list > div {
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.case-faq-list dt {
  color: var(--ink);
  font-size: 17px;
  font-weight: 760;
  line-height: 1.55;
}

.case-faq-list dd {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 16px;
  line-height: 1.8;
}

.case-side-nav {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  padding-left: 22px;
  border-left: 2px solid var(--line);
}

.case-side-nav strong {
  display: block;
  margin-bottom: 14px;
  color: var(--ink);
  font-size: 13px;
}

.case-side-nav a {
  display: block;
  padding: 7px 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.case-side-nav a:hover,
.case-side-nav a:focus-visible {
  color: var(--red-dark);
}

.case-related {
  padding: 76px 0 84px;
  background: #f0f2ef;
  border-top: 1px solid var(--line);
}

.case-related h2 {
  margin-bottom: 30px;
  font-size: 30px;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.related-grid a {
  min-width: 0;
  padding: 24px;
  border-left: 1px solid var(--line);
}

.related-grid a:first-child {
  border-left: 0;
}

.related-grid small {
  display: block;
  margin-bottom: 9px;
  color: var(--red-dark);
  font-size: 12px;
  font-weight: 760;
}

.related-grid strong {
  display: block;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.55;
}

.related-grid a:hover strong,
.related-grid a:focus-visible strong {
  color: var(--blue);
}

.case-index-section {
  padding: 84px 0 96px;
}

.case-index-heading {
  max-width: 760px;
  margin-bottom: 42px;
}

.case-index-heading h2 {
  margin-bottom: 14px;
  font-size: 34px;
}

.case-index-heading p {
  margin: 0;
  color: var(--muted);
}

.case-index-list {
  border-top: 2px solid var(--ink);
}

.case-index-row {
  display: grid;
  min-height: 150px;
  padding: 28px 4px;
  grid-template-columns: 72px minmax(0, 1fr) 36px;
  gap: 24px;
  align-items: center;
  border-bottom: 1px solid var(--line);
}

.case-index-number {
  color: var(--red-dark);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 760;
}

.case-index-row small {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.case-index-row h2 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.4;
}

.case-index-row p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.case-index-arrow {
  color: var(--ink);
  font-size: 24px;
  text-align: center;
}

.case-index-row:hover h2,
.case-index-row:focus-visible h2,
.case-index-row:hover .case-index-arrow,
.case-index-row:focus-visible .case-index-arrow {
  color: var(--red-dark);
}

@media (max-width: 860px) {
  .case-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .case-side-nav {
    position: static;
    order: -1;
    display: grid;
    padding: 16px 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px 20px;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-left: 0;
  }

  .case-side-nav strong {
    grid-column: 1 / -1;
    margin-bottom: 4px;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-grid a {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .related-grid a:first-child {
    border-top: 0;
  }
}

@media (max-width: 760px) {
  .case-hero {
    min-height: 460px;
  }

  .case-hero::before {
    opacity: 0.38;
    background-position: 62% center;
  }

  .case-hero-inner,
  .case-shell {
    width: min(calc(100% - 32px), 1040px);
  }

  .case-hero-inner {
    padding: 58px 0 52px;
  }

  .case-breadcrumb {
    margin-bottom: 20px;
  }

  .case-hero h1 {
    font-size: 35px;
    line-height: 1.22;
  }

  .case-lead {
    margin-top: 18px;
    font-size: 16px;
  }

  .case-proof {
    gap: 7px 16px;
    margin-top: 22px;
  }

  .case-article {
    padding: 58px 0 66px;
  }

  .case-content > section {
    padding: 40px 0;
  }

  .case-content h2 {
    font-size: 27px;
  }

  .case-question {
    padding-left: 18px;
    font-size: 20px;
  }

  .action-list li {
    min-height: 0;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 14px;
  }

  .action-list li::before {
    width: 40px;
    height: 40px;
  }

  .case-stop {
    padding: 24px 22px;
  }

  .case-side-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-related,
  .case-index-section {
    padding: 58px 0 64px;
  }

  .case-index-row {
    min-height: 0;
    padding: 24px 0;
    grid-template-columns: 42px minmax(0, 1fr) 24px;
    gap: 12px;
  }

  .case-index-row h2 {
    font-size: 20px;
  }
}

@media (max-width: 360px) {
  .case-hero h1 {
    font-size: 31px;
  }

  .case-index-row {
    grid-template-columns: 34px minmax(0, 1fr) 18px;
    gap: 9px;
  }

  .case-index-row p {
    font-size: 13px;
  }
}