.page-cases {
  display: block;
}

/* ---------- 章节标题与通用小注 ---------- */
.page-cases .cases-h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

.page-cases .cases-head {
  display: grid;
  gap: var(--space-2);
  max-width: var(--measure);
  margin-bottom: var(--space-6);
}

.page-cases .cases-head-note {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-cases .cases-mini {
  margin: var(--space-2) 0 0;
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
  letter-spacing: 0.02em;
}

/* ---------- 首屏框景面板 ---------- */
.page-cases .cases-hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-cases .cases-hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}

.page-cases .cases-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
  pointer-events: none;
}

.page-cases .cases-hero-ruler {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: var(--space-6);
  z-index: 2;
  pointer-events: none;
  opacity: 0.9;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-contrast-line) 0,
    var(--color-contrast-line) 1px,
    transparent 1px,
    transparent 28px
  );
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-cases .cases-hero-inner {
  position: relative;
  z-index: 1;
  padding-top: calc(var(--space-6) + var(--space-6));
  padding-bottom: var(--space-8);
}

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

.page-cases .cases-hero-eyebrow {
  margin: 0 0 var(--space-3);
  color: var(--color-contrast-accent);
}

.page-cases .cases-hero-title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-contrast-ink);
}

.page-cases .cases-hero-note {
  margin: 0;
  max-width: 46ch;
  font-size: var(--text-lg);
  line-height: 1.6;
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

.page-cases .cases-hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-cases .cases-hero-metrics .metric {
  display: block;
  min-width: 0;
}

.page-cases .cases-figure {
  display: block;
  font-family: var(--font-mono);
  line-height: 1;
  color: var(--color-contrast-ink);
}

.page-cases .cases-figure-num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  font-weight: var(--weight-heading);
  letter-spacing: -0.02em;
  line-height: 1.02;
}

.page-cases .cases-hero-metrics .metric-unit {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  opacity: 0.72;
}

.page-cases .cases-hero-metrics .metric-label {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  line-height: 1.5;
  color: var(--color-contrast-ink);
  opacity: 0.56;
}

.page-cases .cases-hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-contrast-line);
}

.page-cases .cases-hero-chips .filter-chip {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  line-height: 1.7;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.page-cases .cases-hero-chips .filter-chip:hover,
.page-cases .cases-hero-chips .filter-chip:focus-visible {
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
  background: var(--color-primary);
}

.page-cases .cases-hero-chips .filter-chip[aria-pressed="true"] {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-primary-ink);
}

/* ---------- 图带 ---------- */
.page-cases .cases-band {
  margin: 0;
  aspect-ratio: 3 / 1;
  overflow: hidden;
}

.page-cases .cases-band img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 分类索引带 ---------- */
.page-cases .cases-index {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
  grid-template-columns: minmax(0, 1fr);
}

.page-cases .cases-index-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: baseline;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
}

.page-cases .cases-index-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-cases .cases-index-count {
  font-size: var(--text-2xl);
  font-weight: var(--weight-heading);
  line-height: 1.1;
  color: var(--color-primary);
}

.page-cases .cases-index-unit {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-cases .cases-index-meta {
  grid-column: 1 / -1;
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  letter-spacing: 0.02em;
}

/* ---------- 目录条目 ---------- */
.page-cases .cases-columns {
  display: none;
}

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

.page-cases .cases-row {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  grid-template-areas:
    "num tags"
    "body body"
    "figs figs";
  gap: var(--space-2);
  padding: var(--space-3);
  border: var(--border-thin) solid transparent;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: transform 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.page-cases .cases-row:hover {
  transform: translateY(-2px);
  border-color: var(--color-line);
  background: var(--color-surface-alt);
}

.page-cases .cases-num {
  grid-area: num;
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  line-height: 1.2;
  letter-spacing: 0.04em;
  color: var(--color-ink-muted);
}

.page-cases .cases-tags {
  grid-area: tags;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
}

.page-cases .cases-league {
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-soft);
}

.page-cases .cases-body {
  grid-area: body;
  min-width: 0;
}

.page-cases .cases-summary {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.62;
  color: var(--color-ink);
}

.page-cases .cases-row-src {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  text-align: left;
  color: var(--color-ink-muted);
}

.page-cases .cases-figures {
  grid-area: figs;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.page-cases .cases-fig {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 64px;
}

.page-cases .cases-fig-key {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  letter-spacing: 0.04em;
}

.page-cases .cases-fig-val {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: 1.2;
  color: var(--color-ink);
}

.page-cases .cases-diff {
  display: inline-block;
  padding: 0 var(--space-1);
  border-radius: var(--radius-sm);
  background: var(--color-highlight);
}

.page-cases .cases-break {
  display: grid;
  gap: var(--space-3);
  padding: var(--space-3) 0;
}

.page-cases .cases-break-figure {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
}

.page-cases .cases-break-figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-cases .cases-list-src {
  margin: var(--space-4) 0 0;
  font-size: var(--text-xs);
  text-align: left;
  color: var(--color-ink-muted);
}

/* ---------- 字段构成 ---------- */
.page-cases .cases-fields-list {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-6) 0 0;
}

.page-cases .cases-field {
  display: grid;
  gap: var(--space-1);
  padding-bottom: var(--space-2);
}

.page-cases .cases-field dt {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-cases .cases-field dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-cases .cases-fields-figure {
  margin: 0;
  overflow: hidden;
}

.page-cases .cases-fields-figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 筛选与排序 ---------- */
.page-cases .cases-disclosures {
  display: grid;
  gap: var(--space-2);
}

.page-cases .cases-disclosures .disclosure-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.page-cases .cases-disclosures .disclosure-trigger:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
}

.page-cases .cases-disclosures .disclosure-body {
  padding: var(--space-3) var(--space-4);
}

.page-cases .cases-disclosures .disclosure-body p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

/* ---------- 关联说明 ---------- */
.page-cases .cases-link {
  align-items: start;
}

.page-cases .cases-link-body {
  display: grid;
  gap: var(--space-4);
}

.page-cases .cases-link-body p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: 1.75;
  color: var(--color-ink);
}

.page-cases .cases-link-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-cases .cases-link-body a:hover {
  color: var(--color-focus);
}

.page-cases .cases-closing {
  margin: var(--space-6) 0 0;
  aspect-ratio: 5 / 2;
  overflow: hidden;
}

.page-cases .cases-closing img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------- 响应式 ---------- */
@media (min-width: 620px) {
  .page-cases .cases-index {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-cases .cases-index-item {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .page-cases .cases-field {
    grid-template-columns: 104px minmax(0, 1fr);
    gap: var(--space-3);
    align-items: baseline;
  }
}

@media (min-width: 760px) {
  .page-cases .cases-break {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-6);
  }

  .page-cases .cases-break .cases-mini {
    margin-top: 0;
    font-size: var(--text-sm);
    line-height: 1.75;
  }
}

@media (min-width: 900px) {
  .page-cases .cases-index {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .page-cases .cases-index-item {
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-content: start;
  }

  .page-cases .cases-hero-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: var(--space-8);
    align-items: end;
  }

  .page-cases .cases-hero-inner {
    padding-bottom: var(--space-8);
  }
}

@media (min-width: 1000px) {
  .page-cases .cases-columns {
    display: grid;
    grid-template-columns: 48px 132px minmax(0, 1fr) 250px;
    gap: var(--space-3);
    padding: 0 var(--space-3) var(--space-2);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    color: var(--color-ink-muted);
  }

  .page-cases .cases-row {
    grid-template-columns: 48px 132px minmax(0, 1fr) 250px;
    grid-template-areas: "num tags .page-cases figs";
    align-items: start;
    gap: var(--space-3);
  }

  .page-cases .cases-figures {
    justify-content: flex-end;
  }

  .page-cases .cases-summary {
    max-width: none;
  }
}
<<<END>>>