.page-cases {
  --cases-hair: color-mix(in srgb, var(--color-accent) 22%, transparent);
  --cases-glow: color-mix(in srgb, var(--color-accent) 12%, transparent);
  --cases-tint: color-mix(in srgb, var(--color-primary) 14%, var(--color-surface));
  --cases-alt-tint: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface-alt));
}

/* ---------- 首屏 ---------- */

.page-cases .cases-hero {
  position: relative;
  overflow: hidden;
}

.page-cases .cases-hero .breadcrumbs {
  margin-block-end: var(--space-3);
}

.page-cases .cases-hero__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: 0.96;
  letter-spacing: var(--tracking-heading);
  color: color-mix(in srgb, var(--color-contrast-surface) 82%, var(--color-ink));
  text-wrap: balance;
}

.page-cases .cases-hero__lede {
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-cases .cases-hero__band {
  display: grid;
  gap: var(--space-4);
  margin-block-start: var(--space-6);
}

.page-cases .cases-hero__visual {
  margin: 0;
  border: var(--border-thin) solid var(--cases-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 0 24px var(--cases-glow);
}

.page-cases .cases-hero__visual .figure__media {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
}

/* ---------- 刻度轴 ---------- */

.page-cases .cases-scale {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-cases .cases-scale__item {
  min-width: 0;
}

.page-cases .cases-scale__link {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-areas:
    "idx name count"
    "bar bar bar";
  column-gap: var(--space-2);
  row-gap: var(--space-2);
  align-items: center;
  padding: var(--space-2) 0;
  border-top: var(--border-thick) solid var(--color-line);
  text-decoration: none;
  color: var(--color-ink);
  transition: border-color 200ms ease, background-color 200ms ease;
}

.page-cases .cases-scale__idx {
  grid-area: idx;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-cases .cases-scale__name {
  grid-area: name;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
}

.page-cases .cases-scale__count {
  grid-area: count;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  white-space: nowrap;
}

.page-cases .cases-scale__bar {
  grid-area: bar;
  display: block;
  height: 3px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-accent), color-mix(in srgb, var(--color-accent) 8%, transparent));
  opacity: 0.7;
}

.page-cases .cases-scale__link:hover,
.page-cases .cases-scale__link:focus-visible {
  border-top-color: var(--color-focus);
}

.page-cases .cases-scale__link:hover .cases-scale__bar,
.page-cases .cases-scale__link:focus-visible .cases-scale__bar {
  opacity: 1;
}

/* ---------- 关键数值 ---------- */

.page-cases .cases-vitals {
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  padding-block: var(--space-6);
}

.page-cases .cases-vitals__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-cases .cases-vitals__item {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 var(--space-1);
  padding-inline-start: var(--space-2);
  border-inline-start: var(--border-thin) solid var(--color-line);
}

.page-cases .cases-vitals__num {
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--color-accent);
}

.page-cases .cases-vitals__unit {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-cases .cases-vitals__label {
  flex-basis: 100%;
  margin-block-start: var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.5;
  color: var(--color-ink-muted);
}

/* ---------- 分组导语 ---------- */

.page-cases .cases-groups__head,
.page-cases .cases-table-sec__head,
.page-cases .cases-fit__head,
.page-cases .cases-exits__head {
  margin-block-end: var(--space-4);
}

.page-cases .cases-groups__title,
.page-cases .cases-table-sec__title,
.page-cases .cases-fit__title,
.page-cases .cases-exits__title {
  margin: var(--space-2) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-cases .cases-groups__list {
  display: grid;
  gap: 0;
}

.page-cases .cases-group__summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-top: var(--border-thin) solid var(--color-line);
  cursor: pointer;
  list-style: none;
}

.page-cases .cases-group__summary::-webkit-details-marker {
  display: none;
}

.page-cases .cases-group__summary::after {
  content: "+";
  margin-inline-start: auto;
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-ink-muted);
}

.page-cases .cases-group[open] .cases-group__summary::after {
  content: "−";
}

.page-cases .cases-group__idx {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.12em;
  color: var(--color-accent);
}

.page-cases .cases-group__name {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-cases .cases-group__count {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-cases .cases-group__body {
  display: grid;
  gap: var(--space-3);
  padding-block-end: var(--space-6);
}

.page-cases .cases-group__text {
  position: relative;
  min-width: 0;
}

.page-cases .cases-group__text::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: calc(var(--space-3) * -1);
  height: 1px;
  background: linear-gradient(90deg, var(--color-accent) 0%, transparent 58%);
  transform: skewY(-0.6deg);
  transform-origin: left center;
}

.page-cases .cases-group__lead {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink);
}

.page-cases .cases-group__points {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
  counter-reset: pt;
}

.page-cases .cases-group__points li {
  position: relative;
  padding-inline-start: var(--space-4);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
  counter-increment: pt;
}

.page-cases .cases-group__points li::before {
  content: counter(pt, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 0;
  top: 0.28em;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-cases .cases-group__fig {
  margin: 0;
  border: var(--border-thin) solid var(--cases-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-cases .cases-group__fig .figure__media {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-cases .cases-group__fig--mid {
  max-width: 420px;
}

/* ---------- 对照表 ---------- */

.page-cases .cases-table-sec__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin: var(--space-3) 0 0;
}

.page-cases .cases-tablewrap {
  overflow-x: auto;
  overflow-y: hidden;
  border: var(--border-thin) solid var(--cases-hair);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: 0 0 0 1px var(--cases-glow), 0 0 24px var(--cases-glow);
  -webkit-overflow-scrolling: touch;
}

.page-cases .cases-tablewrap:focus-visible {
  outline: var(--border-thick) solid var(--color-focus);
  outline-offset: 2px;
}

.page-cases .cases-table {
  width: 100%;
  min-width: 1080px;
  border-collapse: separate;
  border-spacing: 0;
  font-size: var(--text-base);
  line-height: 1.55;
}

.page-cases .cases-table th,
.page-cases .cases-table td {
  padding: var(--space-2);
  text-align: left;
  vertical-align: top;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-cases .cases-table thead th {
  position: sticky;
  top: 0;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-body);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
  background: var(--color-surface-alt);
  white-space: nowrap;
}

.page-cases .cases-table th:first-child,
.page-cases .cases-table td:first-child {
  position: sticky;
  left: 0;
  z-index: 2;
  width: 76px;
  background: var(--color-surface);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-cases .cases-table thead th:first-child {
  z-index: 4;
  background: var(--color-surface-alt);
}

.page-cases .cases-table tbody tr:nth-child(1) td,
.page-cases .cases-table tbody tr:nth-child(4) td,
.page-cases .cases-table tbody tr:nth-child(7) td,
.page-cases .cases-table tbody tr:nth-child(10) td,
.page-cases .cases-table tbody tr:nth-child(12) td {
  border-top: var(--border-thin) solid color-mix(in srgb, var(--color-accent) 32%, transparent);
}

.page-cases .cases-table tbody tr:hover td {
  background: var(--cases-tint);
}

.page-cases .cases-table tbody tr:hover td:first-child {
  background: var(--cases-tint);
  box-shadow: inset 2px 0 0 var(--color-accent);
}

.page-cases .cases-val {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  color: var(--color-accent);
  letter-spacing: -0.01em;
}

/* ---------- 适用条件 ---------- */

.page-cases .cases-fit__lead {
  max-width: var(--measure);
  margin: var(--space-3) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-cases .cases-fit__list {
  display: grid;
  gap: var(--space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-cases .cases-fit__item {
  padding: var(--space-3);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-lg);
  background: var(--color-surface-alt);
}

.page-cases .cases-fit__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-accent);
}

.page-cases .cases-fit__name {
  margin: var(--space-1) 0 0;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-cases .cases-fit__body {
  margin: var(--space-1) 0 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-cases .cases-fit__visual {
  margin: var(--space-6) 0 0;
  border: var(--border-thin) solid var(--cases-hair);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.page-cases .cases-fit__visual .figure__media {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 延伸入口 ---------- */

.page-cases .cases-exits__list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-cases .cases-exits__link {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "idx name"
    "idx desc";
  column-gap: var(--space-2);
  row-gap: 4px;
  align-items: baseline;
  padding: var(--space-3) var(--space-2);
  border-top: var(--border-thin) solid var(--color-line);
  text-decoration: none;
  transition: background-color 200ms ease, border-color 200ms ease;
}

.page-cases .cases-exits__item:last-child .cases-exits__link {
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-cases .cases-exits__link:hover,
.page-cases .cases-exits__link:focus-visible {
  background: var(--cases-alt-tint);
  border-top-color: var(--color-focus);
}

.page-cases .cases-exits__idx {
  grid-area: idx;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.page-cases .cases-exits__name {
  grid-area: name;
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-cases .cases-exits__desc {
  grid-area: desc;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ---------- 响应式 ---------- */

@media (min-width: 768px) {
  .page-cases .cases-hero__band {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: end;
  }

  .page-cases .cases-scale {
    display: flex;
    align-items: stretch;
  }

  .page-cases .cases-scale__item {
    flex: 3 1 0;
  }

  .page-cases .cases-scale__item:nth-child(4),
  .page-cases .cases-scale__item:nth-child(5) {
    flex: 2 1 0;
  }

  .page-cases .cases-scale__link {
    height: 100%;
    padding-inline-end: var(--space-2);
  }

  .page-cases .cases-group--fig-left .cases-group__body {
    grid-template-columns: minmax(0, 0.6fr) minmax(0, 1fr);
    align-items: start;
  }

  .page-cases .cases-group--fig-right .cases-group__body {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.74fr);
    align-items: start;
  }

  .page-cases .cases-fit__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-cases .cases-vitals__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-cases .cases-vitals__num {
    font-size: var(--text-4xl);
  }

  .page-cases .cases-hero__band {
    grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: var(--space-6);
  }

  .page-cases .cases-groups__title,
  .page-cases .cases-table-sec__title,
  .page-cases .cases-fit__title,
  .page-cases .cases-exits__title {
    max-width: 34ch;
  }
}

@media (max-width: 479px) {
  .page-cases .cases-vitals__num {
    font-size: var(--text-3xl);
  }

  .page-cases .cases-scale__name {
    font-size: var(--text-base);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-cases .cases-scale__link,
  .page-cases .cases-table tbody tr td,
  .page-cases .cases-exits__link {
    transition: none;
  }
}
<<<END>>>