.erc-current-era-page {
  --era-run-column-width: 18rem;
  --era-issue-width: 3.25rem;
  --era-column-gap: 0.85rem;
}

.erc-current-era-filter-card .card-body {
  padding: 1rem;
}

.erc-current-era-filter-form {
  display: grid;
  grid-template-columns: minmax(13rem, 20rem) minmax(11rem, 15rem);
  gap: 1rem;
  align-items: end;
}

.erc-current-era-filter-control {
  width: 100%;
}

.erc-current-era-filter-label {
  color: var(--erc-text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.erc-current-era-filter-toggle {
  grid-column: 1 / -1;
  padding: 0.85rem 1rem;
  border: 1px solid var(--erc-border-soft);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.025);
}

.erc-current-era-filter-toggle .form-check {
  min-height: 1.5rem;
  margin-bottom: 0;
}

.erc-current-era-filter-toggle .form-check-label {
  color: #e9edf5;
  font-weight: 700;
}

.erc-current-era-filter-help {
  max-width: 48rem;
  margin-top: 0.35rem;
  color: var(--erc-text-muted);
  font-size: 0.82rem;
}

.erc-current-era-filter-submit {
  justify-self: start;
}

.erc-current-era-guide-card {
  overflow: hidden;
}

.erc-current-era-guide-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
  border-bottom: 1px solid var(--erc-border);
}

.erc-current-era-scroll-note {
  color: var(--erc-text-muted);
  font-size: 0.875rem;
}

.erc-current-era-scroll {
  max-height: 68vh;
  overflow: auto;
  scrollbar-gutter: stable;
  background:
    linear-gradient(90deg, rgba(76, 201, 240, 0.025), transparent 20rem),
    rgba(9, 11, 18, 0.48);
}

.erc-current-era-timeline {
  width: max-content;
  min-width: 100%;
}

.erc-current-era-row {
  display: grid;
  grid-template-columns: var(--era-run-column-width) max-content;
  min-width: max-content;
  border-bottom: 1px solid var(--erc-border-soft);
}

.erc-current-era-row:last-child {
  border-bottom: 0;
}

.erc-current-era-run-link {
  position: sticky;
  left: 0;
  z-index: 3;
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  min-height: 4.75rem;
  padding: 1rem 1.15rem;
  color: #f4f7fb;
  background: linear-gradient(90deg, var(--erc-surface-soft) 88%, rgba(23, 28, 40, 0.94));
  border-right: 1px solid var(--erc-border);
  box-shadow: 0.75rem 0 1.25rem rgba(0, 0, 0, 0.14);
}

.erc-current-era-run-link:hover,
.erc-current-era-run-link:focus {
  color: var(--erc-accent-strong);
  background: linear-gradient(90deg, rgba(76, 201, 240, 0.12), var(--erc-surface-soft));
}

.erc-current-era-run-title {
  font-weight: 750;
  line-height: 1.2;
}

.erc-current-era-run-year {
  flex: 0 0 auto;
  color: var(--erc-text-muted);
  font-size: 0.82rem;
}

.erc-current-era-track {
  display: grid;
  grid-template-columns: repeat(var(--era-columns), var(--era-issue-width));
  column-gap: var(--era-column-gap);
  align-items: center;
  min-height: 4.75rem;
  padding: 0 1.25rem;
}

.erc-current-era-line {
  z-index: 0;
  grid-row: 1;
  align-self: center;
  height: 2px;
  background: linear-gradient(90deg, rgba(76, 201, 240, 0.34), rgba(139, 92, 246, 0.34));
}

.erc-current-era-issue {
  z-index: 1;
  grid-row: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--era-issue-width);
  min-width: var(--era-issue-width);
  height: 2.35rem;
  padding: 0 0.35rem;
  overflow: hidden;
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 800;
  white-space: nowrap;
  border: 1px solid rgba(76, 201, 240, 0.52);
  border-radius: 0.65rem;
  background: linear-gradient(180deg, rgba(34, 44, 61, 0.98), rgba(18, 22, 32, 0.98));
  box-shadow: 0 0.45rem 1rem rgba(0, 0, 0, 0.28);
  transition: 140ms ease-in-out;
}

.erc-current-era-issue:hover,
.erc-current-era-issue:focus {
  color: #ffffff;
  border-color: var(--erc-accent-strong);
  background: linear-gradient(180deg, rgba(76, 201, 240, 0.26), rgba(18, 22, 32, 0.98));
  box-shadow: 0 0 0 0.12rem rgba(76, 201, 240, 0.12);
  transform: translateY(-1px);
}

.erc-current-era-empty-run {
  grid-column: 1 / -1;
  color: var(--erc-text-muted);
  font-size: 0.875rem;
}

.erc-current-era-empty-state {
  padding: 3rem 1.25rem;
  color: var(--erc-text-muted);
  text-align: center;
}

@media (min-width: 768px) {
  .erc-current-era-guide-header {
    flex-direction: row;
    align-items: end;
    justify-content: space-between;
  }
}

@media (max-width: 767.98px) {
  .erc-current-era-page {
    --era-run-column-width: 13rem;
    --era-issue-width: 3rem;
    --era-column-gap: 0.65rem;
  }

  .erc-current-era-filter-form {
    grid-template-columns: 1fr;
  }

  .erc-current-era-filter-toggle {
    grid-column: 1;
  }

  .erc-current-era-run-link {
    padding-inline: 0.85rem;
  }

  .erc-current-era-track {
    padding-inline: 0.85rem;
  }
}