.page-rankings {
  --rk-rail: calc(var(--space-8) * 4 + var(--space-1));
  --rk-row-line: var(--border-thin) solid var(--color-line);
}

.page-rankings .rk-crumb {
  padding-block: var(--space-3) var(--space-2);
}

/* ---------- hero ---------- */

.page-rankings .rk-hero {
  padding-top: var(--space-4);
}

.page-rankings .rk-hero__grid {
  display: grid;
  gap: var(--space-4);
  align-items: end;
}

.page-rankings .rk-hero__copy {
  min-width: 0;
}

.page-rankings .rk-hero__title {
  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-ink);
  margin: var(--space-2) 0 0;
  text-wrap: balance;
}

.page-rankings .rk-hero__lead {
  margin-top: var(--space-3);
  max-width: 46ch;
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rk-hero__meta {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: var(--space-2) 0 0;
  border-top: var(--rk-row-line);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-rankings .rk-hero__meta li {
  position: relative;
}

.page-rankings .rk-hero__meta li + li::before {
  content: "";
  position: absolute;
  left: calc(var(--space-2) * -1);
  top: 50%;
  width: var(--space-1);
  height: 1px;
  background: var(--color-primary);
}

.page-rankings .rk-hero__figure {
  margin: 0;
  min-width: 0;
}

/* ---------- figures strip ---------- */

.page-rankings .rk-figures {
  margin-top: var(--space-6);
  padding-block: var(--space-4);
  border-top: var(--border-thin) solid var(--color-primary);
  border-bottom: var(--rk-row-line);
}

.page-rankings .rk-figures__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4) var(--space-3);
}

.page-rankings .rk-figure {
  min-width: 0;
}

.page-rankings .rk-figure__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-figure);
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}

.page-rankings .rk-figure__unit {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink);
}

.page-rankings .rk-figure__note {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-ink-muted);
}

/* ---------- toc ---------- */

.page-rankings .rk-toc {
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  background: var(--color-surface-alt);
}

.page-rankings .rk-toc__inner {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-3);
}

.page-rankings .rk-toc__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.page-rankings .rk-toc__list a {
  display: inline-flex;
  align-items: baseline;
  gap: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink);
  text-decoration: none;
  border-bottom: var(--border-thin) solid transparent;
  padding-bottom: 2px;
}

.page-rankings .rk-toc__list a:hover {
  border-bottom-color: var(--color-primary);
  color: var(--color-primary);
}

.page-rankings .rk-toc__list .mono {
  font-size: var(--text-xs);
  color: var(--color-primary);
}

/* ---------- section head ---------- */

.page-rankings .rk-sec-head {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

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

.page-rankings .rk-sec-head__note--contrast {
  color: var(--color-contrast-ink);
  opacity: 0.82;
}

/* ---------- matrix ---------- */

.page-rankings .rk-matrix-section {
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
}

.page-rankings .rk-matrix-section .section__title {
  color: var(--color-contrast-ink);
}

.page-rankings .rk-matrix__scroller {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--border-thin) solid var(--color-contrast-line);
}

.page-rankings .rk-matrix {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
}

.page-rankings .rk-matrix__caption {
  text-align: left;
  padding: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-contrast-accent);
  border-bottom: var(--border-thin) solid var(--color-contrast-line);
}

.page-rankings .rk-matrix th,
.page-rankings .rk-matrix td {
  border: var(--border-thin) solid var(--color-contrast-line);
  padding: var(--space-2) var(--space-2);
  text-align: center;
  font-size: var(--text-sm);
}

.page-rankings .rk-matrix thead th {
  background: color-mix(in srgb, var(--color-contrast-ink) 8%, transparent);
  font-family: var(--font-body);
  font-weight: var(--weight-heading);
  letter-spacing: 0.06em;
  color: var(--color-contrast-ink);
}

.page-rankings .rk-matrix tbody th {
  text-align: left;
  font-family: var(--font-body);
  font-weight: var(--weight-body);
  color: var(--color-contrast-ink);
  white-space: nowrap;
}

.page-rankings .rk-matrix td {
  font-family: var(--font-mono);
  color: var(--color-contrast-ink);
}

.page-rankings .rk-matrix td.lv1 { background: color-mix(in srgb, var(--color-contrast-accent) 8%, transparent); }
.page-rankings .rk-matrix td.lv2 { background: color-mix(in srgb, var(--color-contrast-accent) 18%, transparent); }
.page-rankings .rk-matrix td.lv3 { background: color-mix(in srgb, var(--color-contrast-accent) 30%, transparent); }
.page-rankings .rk-matrix td.lv4 { background: color-mix(in srgb, var(--color-contrast-accent) 44%, transparent); }
.page-rankings .rk-matrix td.lv5 { background: color-mix(in srgb, var(--color-contrast-accent) 60%, transparent); }

.page-rankings .rk-matrix__defs {
  margin-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-contrast-line);
  padding-top: var(--space-2);
}

.page-rankings .rk-matrix__defs summary {
  cursor: pointer;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-contrast-accent);
}

.page-rankings .rk-matrix__defs summary:focus-visible {
  outline: var(--border-thin) solid var(--color-focus);
  outline-offset: 2px;
}

.page-rankings .rk-matrix__defs-list {
  list-style: none;
  margin: var(--space-2) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-1);
}

.page-rankings .rk-matrix__defs-list li {
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-contrast-ink);
  opacity: 0.85;
}

.page-rankings .rk-matrix__defs-list b {
  font-weight: var(--weight-heading);
  color: var(--color-contrast-accent);
}

/* ---------- compare table ---------- */

.page-rankings .rk-compare__scroller {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: var(--border-thin) solid var(--color-line);
}

.page-rankings .rk-compare {
  width: 100%;
  min-width: 880px;
  border-collapse: collapse;
  font-size: var(--text-base);
}

.page-rankings .rk-compare__caption {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
  border-bottom: var(--border-thin) solid var(--color-line);
  background: var(--color-surface-deep);
}

.page-rankings .rk-compare th,
.page-rankings .rk-compare td {
  border: var(--border-thin) solid var(--color-line);
  padding: var(--space-2) var(--space-3);
  vertical-align: top;
  text-align: left;
  line-height: 1.65;
  color: var(--color-ink);
}

.page-rankings .rk-compare thead th {
  background: var(--color-surface-deep);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.page-rankings .rk-compare tbody th[scope="row"] {
  background: var(--color-surface-alt);
  font-family: var(--font-mono);
  font-weight: var(--weight-body);
  font-size: var(--text-sm);
  color: var(--color-primary);
  white-space: nowrap;
}

.page-rankings .rk-compare tbody tr:hover {
  background: var(--color-highlight);
}

.page-rankings .rk-compare tbody tr:hover th[scope="row"] {
  background: var(--color-highlight);
}

/* ---------- boards ---------- */

.page-rankings .rk-board {
  display: grid;
  gap: var(--space-3);
  padding-block: var(--space-6);
  border-top: var(--border-thin) solid var(--color-line);
}

.page-rankings .rk-board__side {
  min-width: 0;
}

.page-rankings .rk-board__title {
  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);
  margin: var(--space-2) 0 0;
}

.page-rankings .rk-board__note {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.page-rankings .rk-board__list {
  list-style: none;
  margin: 0;
  padding: 0;
  min-width: 0;
}

.page-rankings .rk-board__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  column-gap: var(--space-2);
  row-gap: var(--space-1);
  padding-block: var(--space-2);
  border-top: var(--rk-row-line);
}

.page-rankings .rk-board__item:first-child {
  border-top: none;
  padding-top: 0;
}

.page-rankings .rk-board__rank {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  line-height: 1.7;
}

.page-rankings .rk-board__body h4 {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
  margin: 0;
}

.page-rankings .rk-board__body p {
  margin-top: var(--space-1);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rk-board__metric {
  grid-column: 2;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
  color: var(--color-accent);
  padding-top: var(--space-1);
  border-top: var(--border-thin) solid var(--color-line);
  align-self: start;
}

.page-rankings .rk-board__figure {
  margin-block: var(--space-4) 0;
}

.page-rankings .rk-board__figure--square {
  max-width: 420px;
}

.page-rankings .rk-board__figure--slim {
  max-width: 640px;
  margin-left: auto;
}

/* ---------- method ---------- */

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

.page-rankings .rk-method__main {
  min-width: 0;
}

.page-rankings .rk-method__main .press-label {
  margin-bottom: var(--space-2);
}

.page-rankings .rk-method__main p {
  margin-top: var(--space-3);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rk-method__rail {
  display: grid;
  gap: var(--space-3);
  align-content: start;
  min-width: 0;
}

.page-rankings .rk-method__rail .sidenote p {
  font-size: var(--text-sm);
  line-height: 1.75;
  color: var(--color-ink-soft);
  margin-top: var(--space-2);
}

.page-rankings .rk-method__rail .sidenote p:first-of-type {
  margin-top: var(--space-2);
}

.page-rankings .rk-rail-link {
  display: inline-block;
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-accent);
  padding-bottom: 2px;
}

.page-rankings .rk-rail-link:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* ---------- advice ---------- */

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

.page-rankings .rk-advice__item {
  border-top: var(--border-thin) solid var(--color-line);
  padding-top: var(--space-2);
}

.page-rankings .rk-advice__idx {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--color-primary);
  letter-spacing: 0.1em;
}

.page-rankings .rk-advice__q {
  margin-top: var(--space-1);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  color: var(--color-ink);
}

.page-rankings .rk-advice__item p {
  margin-top: var(--space-2);
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-ink-soft);
}

.page-rankings .rk-advice__foot {
  margin-top: var(--space-6);
  padding-top: var(--space-3);
  border-top: var(--border-thin) solid var(--color-primary);
}

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

.page-rankings .rk-advice__links {
  margin-top: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
}

.page-rankings .rk-advice__links a {
  font-size: var(--text-sm);
  color: var(--color-accent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid var(--color-line);
  padding-bottom: 2px;
}

.page-rankings .rk-advice__links a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.page-rankings a:focus-visible {
  outline: var(--border-thin) solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- responsive ---------- */

@media (min-width: 720px) {
  .page-rankings .rk-figures__row {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .page-rankings .rk-board__item {
    grid-template-columns: 3.5rem minmax(0, 1fr) auto;
    align-items: baseline;
    column-gap: var(--space-3);
  }

  .page-rankings .rk-board__metric {
    grid-column: 3;
    border-top: none;
    padding-top: 0;
    text-align: right;
    min-width: 8rem;
  }
}

@media (min-width: 900px) {
  .page-rankings .rk-hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    gap: var(--space-6);
  }

  .page-rankings .rk-toc__inner {
    grid-template-columns: auto minmax(0, 1fr);
    align-items: baseline;
    gap: var(--space-4);
  }

  .page-rankings .rk-toc__list {
    justify-content: flex-end;
  }

  .page-rankings .rk-board {
    grid-template-columns: minmax(0, 3fr) minmax(0, 9fr);
    gap: var(--space-6);
  }

  .page-rankings .rk-board--flip .rk-board__side {
    order: 2;
  }

  .page-rankings .rk-board--flip .rk-board__list {
    order: 1;
  }

  .page-rankings .rk-method__grid {
    grid-template-columns: minmax(0, 1fr) var(--rk-rail);
    gap: var(--space-6);
  }

  .page-rankings .rk-advice__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-4);
  }

  .page-rankings .rk-board__figure--square {
    margin-left: calc(25% + var(--space-3));
  }
}