.page-rankings {
  --rk-figure: var(--text-2xl);
  --rk-gap: var(--space-4);
  display: block;
  background: var(--color-surface);
}

@media (min-width: 860px) {
  .page-rankings {
    --rk-figure: var(--text-figure);
    --rk-gap: var(--space-6);
  }
}

/* ---------- 首屏 ---------- */

.page-rankings .rk-hero {
  position: relative;
  background: var(--color-primary);
  color: var(--color-primary-ink);
  overflow: hidden;
}

.page-rankings .rk-hero__top {
  padding: var(--space-6) 0 var(--space-8);
}

@media (min-width: 860px) {
  .page-rankings .rk-hero__top {
    padding: var(--space-8) 0 var(--section-y);
  }
}

.page-rankings .rk-hero__eyebrow {
  margin: 0 0 var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: color-mix(in srgb, var(--color-primary-ink) 72%, transparent);
}

.page-rankings .rk-hero__title {
  margin: 0 0 var(--space-4);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-display);
  line-height: 0.88;
  letter-spacing: var(--tracking-heading);
  color: var(--color-primary-ink);
}

.page-rankings .rk-hero__title .display-title__line {
  display: block;
}

.page-rankings .rk-hero__title .display-title__line--outline {
  color: transparent;
  -webkit-text-stroke: 2px var(--color-primary-ink);
}

.page-rankings .rk-hero__lede {
  margin: 0;
  max-width: 58ch;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-primary-ink) 88%, transparent);
}

@media (min-width: 860px) {
  .page-rankings .rk-hero__lede {
    max-width: 46ch;
    font-size: var(--text-lg);
  }
}

.page-rankings .rk-hero__band {
  background: var(--color-contrast-surface);
  border-top: var(--border-thick) solid var(--color-contrast-accent);
}

.page-rankings .rk-hero__band-inner {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-rankings .rk-hero__cell {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  min-width: 0;
  padding: var(--space-4) var(--space-3);
  border-right: var(--border-thin) solid var(--color-contrast-line);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-rankings .rk-hero__num {
  font-family: var(--font-mono);
  font-size: var(--rk-figure);
  font-weight: var(--weight-heading);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-contrast-accent);
}

.page-rankings .rk-hero__cap {
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  color: var(--color-contrast-ink);
}

/* ---------- 通用图形容器 ---------- */

.page-rankings .rk-fig {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: var(--rk-fig-ratio, 16 / 10);
  background: var(--color-surface-deep);
  border-radius: var(--radius-sm);
}

.page-rankings .rk-fig .media-frame__img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page-rankings .rk-fig .media-frame__scrim {
  position: absolute;
  inset: 0;
  background: var(--overlay-scrim);
}

.page-rankings .rk-fig .media-frame__body {
  position: absolute;
  inset: auto 0 0 0;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
}

.page-rankings .rk-fig .media-frame__tag {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 2px var(--space-1);
  background: var(--color-contrast-accent);
  color: var(--color-contrast-surface);
  border-radius: var(--radius-sm);
}

.page-rankings .rk-fig .media-frame__title {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

/* ---------- 对照表 ---------- */

.page-rankings .rk-intro {
  display: grid;
  gap: var(--rk-gap);
  margin-bottom: var(--space-8);
}

@media (min-width: 860px) {
  .page-rankings .rk-intro {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: end;
  }
}

.page-rankings .rk-intro__fig {
  --rk-fig-ratio: 8 / 5;
}

.page-rankings .rk-intro__text p {
  margin: 0 0 var(--space-3);
}

.page-rankings .rk-intro__meta {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  border-left: var(--border-thick) solid var(--color-primary);
  padding-left: var(--space-2);
}

.page-rankings .rk-filter {
  margin-bottom: var(--space-3);
}

.page-rankings .rk-hint {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
}

@media (min-width: 1060px) {
  .page-rankings .rk-hint {
    display: none;
  }
}

.page-rankings .rk-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-top: var(--border-thick) solid var(--color-primary);
  border-bottom: var(--border-thick) solid var(--color-primary);
}

.page-rankings .rk-table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  background: var(--color-surface);
}

.page-rankings .rk-table__caption {
  caption-side: top;
  text-align: left;
  padding: var(--space-3) var(--space-3) var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-rankings .rk-col-item {
  width: 18%;
}

.page-rankings .rk-table thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  vertical-align: bottom;
  text-align: left;
  padding: var(--space-3);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-sm);
  line-height: var(--leading-heading);
}

.page-rankings .rk-table thead th.rk-th-a {
  border-top: var(--border-thick) solid var(--color-contrast-accent);
}

.page-rankings .rk-table thead th.rk-th-b {
  border-top: var(--border-thick) solid var(--color-primary-soft);
}

.page-rankings .rk-table thead th.rk-th-c {
  border-top: var(--border-thick) solid var(--color-highlight);
}

.page-rankings .rk-table thead th.rk-th-d {
  border-top: var(--border-thick) solid var(--color-contrast-line);
}

.page-rankings .rk-th__name {
  display: block;
  font-size: var(--text-base);
}

.page-rankings .rk-th__note {
  display: block;
  margin-top: var(--space-1);
  font-family: var(--font-body);
  font-weight: var(--weight-body);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

.page-rankings .rk-table tbody tr:not(.rk-group) > th,
.page-rankings .rk-table tbody tr:not(.rk-group) > td {
  padding: var(--space-3);
  vertical-align: top;
  text-align: left;
  font-size: var(--text-sm);
  font-weight: var(--weight-body);
  line-height: 1.7;
  color: var(--color-ink);
  background: var(--color-surface);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-rankings .rk-table tbody tr:not(.rk-group) > th[scope="row"] {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
  border-left: var(--border-thick) solid var(--color-primary);
}

.page-rankings .rk-table tbody tr:not(.rk-group) > *:nth-child(2) {
  background: color-mix(in srgb, var(--color-primary-soft) 38%, var(--color-surface));
}

.page-rankings .rk-table tbody tr:not(.rk-group) > *:nth-child(3) {
  background: color-mix(in srgb, var(--color-highlight) 66%, var(--color-surface));
}

.page-rankings .rk-table tbody tr:not(.rk-group) > *:nth-child(4) {
  background: color-mix(in srgb, var(--color-accent) 11%, var(--color-surface));
}

.page-rankings .rk-table tbody tr:not(.rk-group) > *:nth-child(5) {
  background: color-mix(in srgb, var(--color-surface-deep) 78%, var(--color-surface));
}

.page-rankings .rk-table tbody tr:not(.rk-group):hover > th,
.page-rankings .rk-table tbody tr:not(.rk-group):hover > td {
  background: var(--color-surface-deep);
}

.page-rankings .rk-table tbody tr.rk-group > th {
  padding: var(--space-2) var(--space-3);
  text-align: left;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  border-top: var(--border-thick) solid var(--color-primary);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
}

.page-rankings .rk-group__tag {
  display: inline-block;
  margin-right: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  color: var(--color-contrast-accent);
}

.page-rankings .rk-group__count {
  margin-left: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-rankings .rk-note {
  margin: var(--space-4) 0 0;
  max-width: var(--measure);
  font-size: var(--text-sm);
  line-height: 1.8;
  color: var(--color-ink-soft);
}

.page-rankings .rk-note a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 指标口径 ---------- */

.page-rankings .rk-depth__grid {
  display: grid;
  gap: var(--rk-gap);
  margin-bottom: var(--space-8);
}

@media (min-width: 860px) {
  .page-rankings .rk-depth__grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }
}

.page-rankings .rk-depth__fig {
  --rk-fig-ratio: 25 / 16;
}

.page-rankings .rk-statrow {
  border-top: var(--border-thick) solid var(--color-primary);
  padding-top: var(--space-4);
}

.page-rankings .rk-statrow .stat__value {
  font-family: var(--font-mono);
}

/* ---------- 复盘与筛选 ---------- */

.page-rankings .rk-review__grid {
  display: grid;
  gap: var(--rk-gap);
  margin-bottom: var(--space-6);
}

@media (min-width: 860px) {
  .page-rankings .rk-review__grid {
    grid-template-columns: 0.85fr 1.15fr;
    align-items: start;
  }
}

.page-rankings .rk-review__fig {
  --rk-fig-ratio: 43 / 28;
}

.page-rankings .rk-review__list {
  display: grid;
  gap: var(--space-4);
}

.page-rankings .rk-review__item {
  padding-left: var(--space-3);
  border-left: var(--border-thick) solid var(--color-contrast-accent);
}

.page-rankings .rk-review__key {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-contrast-accent);
}

.page-rankings .rk-review__item p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-contrast-ink);
}

.page-rankings .rk-fold {
  border-top: var(--border-thin) solid var(--color-contrast-line);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-rankings .rk-fold summary {
  padding: var(--space-3) 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
  cursor: pointer;
}

.page-rankings .rk-fold .fold__body {
  padding-bottom: var(--space-4);
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-rankings .rk-fold .fold__body p {
  margin: 0 0 var(--space-3);
}

/* ---------- 选择建议 ---------- */

.page-rankings .rk-advice__grid {
  display: grid;
  gap: var(--rk-gap);
  margin-bottom: var(--space-6);
}

@media (min-width: 860px) {
  .page-rankings .rk-advice__grid {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: start;
  }
}

.page-rankings .rk-advice__fig {
  --rk-fig-ratio: 45 / 28;
}

.page-rankings .rk-advice__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0;
  counter-reset: none;
}

.page-rankings .rk-advice__item {
  padding: var(--space-4) 0;
  border-top: var(--border-thick) solid var(--color-primary);
}

.page-rankings .rk-advice__item:last-child {
  border-bottom: var(--border-thick) solid var(--color-primary);
}

.page-rankings .rk-advice__idx {
  display: block;
  margin-bottom: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-rankings .rk-advice__name {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-rankings .rk-advice__item p {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rk-advice__item a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-rankings .rk-advice__foot {
  padding: var(--space-4);
  background: var(--color-primary-soft);
  border-left: var(--border-thick) solid var(--color-primary);
  border-radius: var(--radius-sm);
}

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

.page-rankings .rk-advice__foot a {
  color: var(--color-primary);
  font-weight: var(--weight-heading);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (min-width: 860px) {
  .page-rankings .rk-hero__cell {
    padding: var(--space-6) var(--space-4);
  }

  .page-rankings .rk-hero__band-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
<<<END>>>