.benchmark-feature {
  border-bottom: 1px solid var(--line);
}

.benchmark-feature-head,
.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--s8);
  align-items: end;
  margin-bottom: var(--s8);
}

.benchmark-feature-head h2,
.section-heading h2 {
  max-width: 22ch;
  margin: var(--s3) 0 var(--s4);
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1.08;
}

.benchmark-feature-head > div:first-child > p:last-child,
.section-heading > p {
  max-width: 68ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.benchmark-verification {
  min-width: 17rem;
  padding: var(--s5);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  background: var(--surface);
}

.benchmark-verification span,
.benchmark-verification small,
.benchmark-highlight-grid span {
  display: block;
  color: var(--muted);
  font-size: .74rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.benchmark-verification strong {
  display: block;
  margin: var(--s2) 0;
}

.benchmark-highlight-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  background: var(--line);
  gap: 1px;
  margin-bottom: var(--s6);
}

.benchmark-highlight-grid article {
  min-height: 11.5rem;
  padding: var(--s6);
  background: var(--surface);
}

.benchmark-highlight-grid strong {
  display: block;
  margin: var(--s5) 0 var(--s4);
  color: var(--accent);
  font-size: clamp(1.55rem, 3vw, 2.8rem);
  line-height: 1;
}

.benchmark-highlight-grid strong small {
  color: var(--muted);
  font-size: .55em;
}

.benchmark-highlight-grid p {
  max-width: 34ch;
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.benchmark-context-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s6);
  margin: var(--s8) 0;
}

.benchmark-context-grid dl {
  margin: 0;
  border-top: 1px solid var(--line-strong);
}

.benchmark-context-grid dl div {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
  gap: var(--s4);
  padding: var(--s3) 0;
  border-bottom: 1px solid var(--line);
}

.benchmark-context-grid dt {
  color: var(--muted);
}

.benchmark-context-grid dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

.benchmark-context-grid code,
.matrix-legend code,
.benchmark-callouts code,
.benchmark-method-details code {
  color: var(--accent);
  font: inherit;
}

.matrix-legend {
  display: flex;
  justify-content: space-between;
  gap: var(--s6);
  margin-bottom: var(--s4);
  color: var(--muted);
}

.matrix-legend p {
  margin: 0;
  line-height: 1.6;
}

.benchmark-matrix-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--surface);
  scrollbar-color: var(--line-strong) var(--surface);
}

.benchmark-matrix-wrap:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.benchmark-matrix {
  width: 100%;
  min-width: 56rem;
  border-collapse: collapse;
}

.benchmark-matrix caption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.benchmark-matrix th,
.benchmark-matrix td {
  padding: var(--s4);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

.benchmark-matrix thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--surface-2);
  color: var(--muted);
  font-size: .74rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.benchmark-matrix tbody th {
  color: var(--text);
  font-size: 1rem;
}

.benchmark-matrix tbody tr:nth-child(6n + 1) th,
.benchmark-matrix tbody tr:nth-child(6n + 1) td {
  border-top: 2px solid var(--line-strong);
}

.benchmark-matrix td > small {
  display: block;
  margin-top: var(--s1);
  color: var(--muted);
  font-size: .72rem;
}

.eos-tag {
  display: inline-flex;
  min-height: 1.75rem;
  align-items: center;
  padding: 0 var(--s2);
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: .74rem;
}

.eos-tag.ignore {
  border-color: var(--accent);
  color: var(--accent);
}

.matrix-pair {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--s4);
  white-space: nowrap;
}

.matrix-pair b {
  color: var(--text);
  font-weight: 700;
}

.matrix-pair em {
  min-width: 4.4rem;
  padding: var(--s1) var(--s2);
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: .76rem;
  font-style: normal;
  text-align: right;
}

.matrix-pair em.lead {
  border-color: var(--accent);
  background: var(--accent-dark);
  color: var(--accent);
}

.matrix-pair em.trail {
  border-color: var(--danger);
  color: var(--danger);
}

.benchmark-callouts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s4);
  margin: var(--s6) 0;
}

.benchmark-callouts article {
  padding: var(--s5);
  border-top: 2px solid var(--line-strong);
  background: var(--surface);
}

.benchmark-callouts h3 {
  margin: 0 0 var(--s3);
  font-size: 1rem;
}

.benchmark-callouts p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.benchmark-method-details {
  border: 1px solid var(--line);
  background: var(--surface);
}

.benchmark-method-details summary {
  min-height: var(--control);
  padding: var(--s4) var(--s5);
  cursor: pointer;
  color: var(--text);
  font-weight: 700;
}

.benchmark-method-details > div {
  padding: 0 var(--s5) var(--s5);
  color: var(--muted);
  line-height: 1.7;
}

.benchmark-method-details p:last-child {
  margin-bottom: 0;
}

.benchmark-history .section-heading {
  align-items: start;
}

@media (max-width: 900px) {
  .benchmark-feature-head,
  .section-heading,
  .benchmark-context-grid {
    grid-template-columns: 1fr;
  }

  .benchmark-verification {
    min-width: 0;
  }

  .benchmark-highlight-grid,
  .benchmark-callouts {
    grid-template-columns: 1fr;
  }

  .benchmark-highlight-grid article {
    min-height: 0;
  }

  .matrix-legend {
    display: block;
  }

  .matrix-legend p + p {
    margin-top: var(--s2);
  }
}

@media (max-width: 600px) {
  .benchmark-feature-head {
    gap: var(--s5);
  }

  .benchmark-context-grid dl div {
    grid-template-columns: 1fr;
    gap: var(--s1);
  }

  .benchmark-highlight-grid article,
  .benchmark-callouts article {
    padding: var(--s4);
  }

  .benchmark-matrix th,
  .benchmark-matrix td {
    padding: var(--s3);
  }
}