.page-rankings {
  --rd-hairline: var(--border-thin) solid var(--color-line);
  display: block;
  overflow-x: clip;
}

/* ---------- 面包屑 ---------- */
.page-rankings .rd-crumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1);
  margin: 0 0 var(--space-4);
  padding: 0;
  list-style: none;
}

.page-rankings .rd-crumb__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.page-rankings .rd-crumb__link {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-contrast-ink);
  text-decoration: none;
  opacity: 0.78;
  border-bottom: var(--border-thin) solid transparent;
  transition: opacity 200ms ease, border-color 200ms ease;
}

.page-rankings .rd-crumb__link:hover,
.page-rankings .rd-crumb__link:focus-visible {
  opacity: 1;
  border-bottom-color: var(--color-contrast-accent);
}

.page-rankings .rd-crumb__sep {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-contrast-accent);
}

.page-rankings .rd-crumb__current {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-contrast-accent);
}

/* ---------- 首屏 ---------- */
.page-rankings .rd-hero {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: var(--space-6) 0 0;
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

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

.page-rankings .rd-hero__eyebrow {
  margin: 0 0 var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
}

.page-rankings .rd-hero__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-display);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  font-weight: var(--weight-heading);
  color: var(--color-contrast-ink);
}

.page-rankings .rd-hero__lede {
  max-width: var(--measure);
  margin: 0;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
}

.page-rankings .rd-hero__lede strong {
  display: block;
  margin-top: var(--space-2);
  padding-left: var(--space-3);
  border-left: 2px solid var(--color-contrast-accent);
  font-weight: var(--weight-body);
  color: var(--color-contrast-ink);
}

.page-rankings .rd-hero__figure {
  margin: 0;
  border-radius: var(--radius-lg);
  border: var(--border-thin) solid var(--color-contrast-line);
  overflow: hidden;
  background: var(--color-contrast-surface);
}

.page-rankings .rd-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-rankings .rd-hero {
    padding-top: var(--space-8);
  }

  .page-rankings .rd-hero__grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    align-items: end;
    gap: var(--space-8);
  }
}

/* ---------- 首屏对比矩阵封面 ---------- */
.page-rankings .rd-cover {
  margin-top: var(--space-6);
  background: var(--color-surface);
  color: var(--color-ink);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-2);
  overflow: hidden;
}

.page-rankings .rd-cover__scroll {
  overflow-x: auto;
  padding: var(--space-3) var(--space-3) var(--space-2);
}

.page-rankings .rd-cover__inner {
  min-width: 560px;
}

.page-rankings .rd-cover__head,
.page-rankings .rd-cover__row {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-2);
}

.page-rankings .rd-cover__head {
  margin-bottom: var(--space-2);
}

.page-rankings .rd-cover__corner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-rankings .rd-cover__stat {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.page-rankings .rd-cover__statnum {
  font-family: var(--font-mono);
  font-size: var(--text-2xl);
  line-height: 1;
  color: var(--color-contrast-accent);
  border-bottom: 2px solid var(--color-contrast-accent);
}

.page-rankings .rd-cover__statlabel {
  font-size: var(--text-xs);
  color: color-mix(in srgb, var(--color-contrast-ink) 72%, transparent);
}

.page-rankings .rd-cover__col {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-2);
  border-radius: var(--radius-md);
  background: var(--color-primary-soft);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  color: var(--color-ink);
}

.page-rankings .rd-cover__row {
  align-items: stretch;
}

.page-rankings .rd-cover__cell {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  border-top: var(--rd-hairline);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-soft);
}

.page-rankings .rd-cover__cell--label {
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-rankings .rd-cover__cell--label .entry-no {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}

.page-rankings .rd-cover__row.is-diff {
  background: var(--color-highlight);
  border-radius: var(--radius-md);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

.page-rankings .rd-cover__row.is-diff .rd-cover__cell {
  border-top-color: transparent;
  color: var(--color-ink);
}

.page-rankings .rd-cover__note {
  margin: 0;
  padding: 0 var(--space-3) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

@media (min-width: 900px) {
  .page-rankings .rd-cover {
    margin-top: var(--space-8);
  }
}

/* ---------- 三条推荐路径 ---------- */
.page-rankings .rd-paths__grid {
  display: grid;
  gap: var(--space-3);
}

.page-rankings .rd-path {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-surface-alt);
  border: var(--rd-hairline);
}

.page-rankings .rd-path--warm {
  background: var(--color-primary-soft);
  border-color: color-mix(in srgb, var(--color-primary) 28%, transparent);
}

.page-rankings .rd-path__no {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
}

.page-rankings .rd-path__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-rankings .rd-path__body {
  margin: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rd-path__meta {
  margin: auto 0 0;
  display: grid;
  gap: var(--space-2);
  padding-top: var(--space-2);
  border-top: var(--rd-hairline);
}

.page-rankings .rd-path__pair {
  display: grid;
  gap: 2px;
}

.page-rankings .rd-path__pair dt {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
}

.page-rankings .rd-path__pair dd {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink);
}

.page-rankings .rd-path__pair dd a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
}

.page-rankings .rd-path__pair dd a:hover,
.page-rankings .rd-path__pair dd a:focus-visible {
  color: var(--color-focus);
}

.page-rankings .rd-paths__figure img {
  width: 100%;
  height: clamp(200px, 32vw, 340px);
  object-fit: cover;
}

@media (min-width: 900px) {
  .page-rankings .rd-paths__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
  }

  .page-rankings .rd-paths__figure {
    grid-column: 1 / -1;
    margin-top: var(--space-2);
  }
}

/* ---------- 通用配图 ---------- */
.page-rankings .rd-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  background: var(--color-surface-deep);
  border: var(--rd-hairline);
  overflow: hidden;
}

.page-rankings .rd-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
}

.page-rankings .rd-figure figcaption {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
  border-top: var(--rd-hairline);
}

/* ---------- 完整对比矩阵 ---------- */
.page-rankings .rd-matrix {
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: var(--rd-hairline);
  overflow: hidden;
}

.page-rankings .rd-matrix__head {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
}

.page-rankings .rd-matrix__headcell {
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-deep);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
  border-bottom: var(--rd-hairline);
}

.page-rankings .rd-matrix__headcell + .rd-matrix__headcell {
  border-left: var(--rd-hairline);
}

.page-rankings .rd-matrix__group {
  margin: 0;
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface-alt);
  border-bottom: var(--rd-hairline);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  color: var(--color-accent);
}

.page-rankings .rd-row {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  border-bottom: var(--rd-hairline);
}

.page-rankings .rd-row:last-child {
  border-bottom: 0;
}

.page-rankings .rd-row__cell {
  display: flex;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
  border-left: var(--rd-hairline);
  overflow-wrap: anywhere;
}

.page-rankings .rd-row__cell:first-child {
  border-left: 0;
}

.page-rankings .rd-row__cell--label {
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  color: var(--color-ink);
}

.page-rankings .rd-row__cell--label .entry-no {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
}

.page-rankings .rd-row__name {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--weight-heading);
  line-height: 1.4;
}

.page-rankings .rd-row__hint {
  font-size: var(--text-xs);
  line-height: 1.7;
  color: var(--color-ink-muted);
}

.page-rankings .rd-row__cell.is-diff {
  background: var(--color-highlight);
  box-shadow: inset 3px 0 0 var(--color-accent);
  color: var(--color-ink);
}

/* 单栏对照阅读（工具切换） */
html[data-compare="stack"] .page-rankings .rd-matrix__head {
  display: none;
}

html[data-compare="stack"] .page-rankings .rd-row {
  grid-template-columns: minmax(0, 1fr);
}

html[data-compare="stack"] .page-rankings .rd-row__cell {
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
  border-left: 0;
  padding-left: var(--space-3);
}

html[data-compare="stack"] .page-rankings .rd-row__cell::before {
  content: attr(data-label);
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  color: var(--color-ink-muted);
}

html[data-compare="stack"] .page-rankings .rd-row__cell--label::before {
  content: none;
}

html[data-compare="stack"] .page-rankings .rd-row__cell + .rd-row__cell {
  border-top: var(--rd-hairline);
}

@media (max-width: 839px) {
  .page-rankings .rd-matrix__head {
    display: none;
  }

  .page-rankings .rd-row {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-rankings .rd-row__cell {
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    border-left: 0;
  }

  .page-rankings .rd-row__cell::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    letter-spacing: 0.06em;
    color: var(--color-ink-muted);
  }

  .page-rankings .rd-row__cell--label::before {
    content: none;
  }

  .page-rankings .rd-row__cell + .rd-row__cell {
    border-top: var(--rd-hairline);
  }
}

/* ---------- 差异速览 ---------- */
.page-rankings .rd-focus__grid {
  display: grid;
  gap: var(--space-4);
}

.page-rankings .rd-focus__list {
  display: grid;
  gap: var(--space-3);
}

.page-rankings .rd-focus__item {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-surface-alt);
  box-shadow: inset 3px 0 0 var(--color-accent);
}

.page-rankings .rd-focus__no {
  margin: 0 0 var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-accent);
}

.page-rankings .rd-focus__title {
  margin: 0 0 var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-rankings .rd-focus__item p {
  margin: 0 0 var(--space-1);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rd-focus__item p:last-child {
  margin-bottom: 0;
}

.page-rankings .rd-focus__impact {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-ink) !important;
}

.page-rankings .rd-focus__quiet {
  margin-top: var(--space-4);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-surface-deep);
  border: var(--rd-hairline);
}

.page-rankings .rd-focus__quiet-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-ink);
}

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

.page-rankings .rd-focus__quiet-list li {
  padding-left: var(--space-2);
  border-left: 2px solid var(--color-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
}

.page-rankings .rd-focus__quiet-key {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  color: var(--color-ink);
}

@media (min-width: 720px) {
  .page-rankings .rd-focus__quiet-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-rankings .rd-focus__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
    gap: var(--space-6);
    align-items: start;
  }
}

/* ---------- 口径来源 ---------- */
.page-rankings .rd-source__grid {
  display: grid;
  gap: var(--space-4);
}

.page-rankings .rd-source__title {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
  color: var(--color-ink);
}

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

.page-rankings .rd-source__cta {
  margin: 0 0 var(--space-4);
}

.page-rankings .rd-source__subtitle {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  color: var(--color-ink);
}

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

.page-rankings .rd-source__list li {
  padding-left: var(--space-3);
  border-left: var(--rd-hairline);
  font-size: var(--text-sm);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rd-source__list a {
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
}

.page-rankings .rd-source__list a:hover,
.page-rankings .rd-source__list a:focus-visible {
  color: var(--color-focus);
}

.page-rankings .rd-source__side {
  display: grid;
  gap: var(--space-3);
}

.page-rankings .rd-source__links {
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-rankings .rd-source__links-title {
  margin: 0 0 var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  color: var(--color-contrast-ink);
}

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

.page-rankings .rd-source__links-list li {
  padding-top: var(--space-2);
  border-top: var(--border-thin) solid var(--color-contrast-line);
  font-size: var(--text-sm);
  line-height: 1.75;
  color: color-mix(in srgb, var(--color-contrast-ink) 80%, transparent);
}

.page-rankings .rd-source__links-list li:first-child {
  padding-top: 0;
  border-top: 0;
}

.page-rankings .rd-source__links-list a {
  color: var(--color-contrast-accent);
  font-family: var(--font-heading);
  text-decoration: none;
  border-bottom: var(--border-thin) solid currentColor;
}

.page-rankings .rd-source__links-list a:hover,
.page-rankings .rd-source__links-list a:focus-visible {
  color: var(--color-contrast-ink);
}

@media (min-width: 900px) {
  .page-rankings .rd-source__grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    gap: var(--space-6);
    align-items: start;
  }
}

/* ---------- 焦点与动效 ---------- */
.page-rankings a:focus-visible,
.page-rankings .btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  .page-rankings .rd-crumb__link,
  .page-rankings .rd-path__pair dd a,
  .page-rankings .rd-source__list a,
  .page-rankings .rd-source__links-list a {
    transition: none;
  }
}