.swinging-hero {
  background: linear-gradient(132deg, var(--coral) 0 48%, var(--yellow) 48% 72%, var(--mint) 72% 100%);
}
.swinging-hero .display-title {
  max-width: 50rem;
  font-size: clamp(3.6rem, 7.4vw, 6.35rem);
  line-height: .93;
  letter-spacing: -.035em;
  text-wrap: balance;
}
.swinging-hero .entry-hero__grid {
  grid-template-columns: minmax(0,1.05fr) minmax(21rem,.68fr);
  gap: clamp(2rem,4vw,3.5rem);
  align-items: center;
}
.swinging-hero .entry-hero__visual { rotate: 1deg; }
.swinging-hero .entry-hero__visual img { aspect-ratio: 3 / 2; object-fit: cover; }
.swinging-definition {
  margin: 0 0 2.25rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: var(--line);
  background: var(--yellow);
  box-shadow: var(--shadow);
  font-size: clamp(1.15rem, 2.3vw, 1.55rem);
  font-weight: 850;
  line-height: 1.45;
}
.format-spectrum {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem 2rem;
  counter-reset: format;
}
.format-spectrum article {
  min-height: 12rem;
  padding: 1.15rem;
  border: var(--line);
  box-shadow: var(--shadow-sm);
  background: var(--paper);
  counter-increment: format;
}
.format-spectrum article:nth-child(2), .format-spectrum article:nth-child(5) { background: var(--mint); }
.format-spectrum article:nth-child(3), .format-spectrum article:nth-child(6) { background: var(--coral); }
.format-spectrum article::before {
  content: "0" counter(format);
  display: block;
  margin-block-end: .85rem;
  font: 1000 1.55rem var(--display);
}
.format-spectrum h3 { margin: 0 0 .45rem; font-size: 1.25rem; }
.format-spectrum p { margin: 0; font-size: .96rem; }
.swap-cards { display: none; }
.night-map {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}
.night-switch {
  padding: clamp(1.15rem, 2.4vw, 1.7rem);
  border: var(--line);
  box-shadow: var(--shadow-sm);
  background: var(--paper);
}
.night-switch:nth-child(2) { background: var(--mint); }
.night-switch:nth-child(3) { background: var(--yellow); }
.night-switch:nth-child(4) { background: var(--coral); }
.night-switch__top {
  display: flex;
  gap: .75rem;
  align-items: center;
  justify-content: space-between;
  padding-block-end: .75rem;
  border-block-end: 5px solid var(--ink);
}
.night-switch__top span { font: 1000 .82rem var(--display); letter-spacing: .08em; }
.night-switch h3 { margin: .9rem 0 .45rem; }
.night-switch p { margin: 0; }
.night-examples {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem 2.25rem;
}
.night-examples article { padding: 1.35rem; border: var(--line); background: var(--night); color: var(--paper); }
.night-examples article:last-child { background: var(--mint); color: var(--ink); }
.night-examples span { font: 950 .75rem var(--display); letter-spacing: .1em; }
.night-examples h3 { margin: .55rem 0; }
.search-chart {
  margin-block: 1.6rem 1rem;
  padding: clamp(1.2rem, 3vw, 2rem);
  border: var(--line);
  background: var(--night);
  color: var(--paper);
  box-shadow: var(--shadow-lg);
}
.search-chart h3 { margin-block-start: 0; color: var(--paper); }
.search-bars { display: grid; gap: 1rem; margin: 1.25rem 0; padding: 0; list-style: none; }
.search-bars li { display: grid; grid-template-columns: minmax(9rem, .9fr) minmax(10rem, 2fr) 5rem; gap: .8rem; align-items: center; }
.search-bars strong { font-size: .92rem; }
.search-bars b { text-align: end; font-variant-numeric: tabular-nums; }
.search-bars i { display: block; height: 1.2rem; border: 2px solid var(--paper); background: #342a37; }
.search-bars em { display: block; width: var(--bar); height: 100%; background: var(--bar-color, var(--yellow)); }
.search-chart__note { margin: 0; padding-block-start: 1rem; border-block-start: 1px solid rgba(255,255,255,.45); font-size: .9rem; }
.chart-data { margin-block: 1rem 2rem; }
.chart-data summary { cursor: pointer; font-weight: 900; text-decoration: underline; text-underline-offset: 3px; }
.chart-data .table-wrap { margin-block-start: 1rem; border: var(--line); background: var(--paper); box-shadow: var(--shadow-sm); }
.chart-data table { width: 100%; margin: 0; border-collapse: collapse; }
.chart-data caption { padding: .9rem 1rem; border-block-end: var(--thin-line); text-align: start; font-weight: 850; }
.chart-data th, .chart-data td { padding: .75rem 1rem; border-block-end: 1px solid var(--ink); text-align: start; }
.chart-data th { background: var(--yellow); font-family: var(--display); font-weight: 1000; }
.chart-data tbody tr:nth-child(even) { background: #fff0c9; }
.chart-data tbody tr:last-child td { border-block-end: 0; }
.answer-menu {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}
.answer-menu article { padding: 1.25rem; border: var(--line); background: var(--paper); box-shadow: var(--shadow-sm); }
.answer-menu article:nth-child(2) { background: var(--mint); }
.answer-menu article:nth-child(3) { background: var(--yellow); }
.answer-menu article:nth-child(4) { background: var(--coral); }
.answer-menu h3 { margin: 0 0 .65rem; }
.answer-menu p { margin: .65rem 0 0; }
.answer-menu strong { font-family: var(--display); }
.answer-example { margin-block: 1.5rem 2rem; padding: 1.15rem 1.25rem; border-inline-start: .65rem solid var(--mint); background: #e2fff5; font-weight: 760; }
.cluster-compare-cards { display: none; }
.research-trio {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}
.research-trio article { padding: 1.25rem; border: var(--line); background: var(--paper); }
.research-trio article:nth-child(2) { background: var(--mint); }
.research-trio article:nth-child(3) { background: var(--yellow); }
.research-trio strong { display: block; font: 1000 clamp(2rem, 5vw, 3.8rem)/.9 var(--display); }
.research-trio h3 { margin: .75rem 0 .4rem; }
.research-trio p { margin: 0; }
.first-route {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-block: 1.5rem 2rem;
  border: var(--line);
}
.first-route article { padding: 1.35rem; background: var(--paper); }
.first-route article + article { border-inline-start: var(--line); }
.first-route article:nth-child(2) { background: var(--coral); }
.first-route article:nth-child(3) { background: var(--mint); }
.first-route span { font: 1000 1.9rem var(--display); }
.first-route h3 { margin: .6rem 0; }
.prompt-deck {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: .8rem;
  margin-block: 1.25rem;
}
.prompt-deck p { margin: 0; padding: 1rem; border: var(--line); background: var(--paper); font-weight: 800; }
.prompt-deck p:nth-child(2), .prompt-deck p:nth-child(3) { background: var(--yellow); }
.scene-figure { margin: 2.5rem 0; border: var(--line); background: var(--paper); box-shadow: var(--shadow-lg); }
.scene-figure img { display: block; width: 100%; height: auto; }
.scene-figure figcaption { padding: 1rem 1.2rem; border-block-start: var(--line); font-weight: 760; }
.health-card { margin-block: 1.5rem; padding: clamp(1.25rem, 3vw, 2rem); border: var(--line); background: var(--mint); box-shadow: var(--shadow); }
.health-card h3 { margin-block-start: 0; }
.health-card p:last-child { margin-block-end: 0; }
.swinging-reading-trail { margin-block-start: 3rem; padding: clamp(1.4rem, 4vw, 2.4rem); background: var(--night); color: var(--paper); border: var(--line); }
.swinging-reading-trail h2 { color: var(--paper); }
.swinging-reading-trail__grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: .85rem; }
.swinging-reading-trail a { display: grid; gap: .35rem; min-height: 8rem; padding: 1rem; border: 2px solid var(--paper); color: var(--paper); text-decoration: none; }
.swinging-reading-trail a:nth-child(2), .swinging-reading-trail a:nth-child(5) { background: var(--mint); color: var(--ink); }
.swinging-reading-trail a:nth-child(3), .swinging-reading-trail a:nth-child(6) { background: var(--yellow); color: var(--ink); }
.swinging-reading-trail a:hover, .swinging-reading-trail a:focus-visible { transform: translate(-3px,-3px); box-shadow: 5px 5px 0 var(--coral); }
.swinging-reading-trail span { font: 950 .72rem var(--display); letter-spacing: .09em; }
.swinging-reading-trail strong { font: 1000 1.25rem var(--display); }

@media (max-width: 760px) {
  .swinging-hero { background: var(--coral); }
  .swinging-hero .entry-hero__grid { grid-template-columns: 1fr; }
  .swinging-hero .display-title {
    font-size: clamp(3.25rem, 10vw, 4.1rem);
    line-height: .96;
    letter-spacing: -.025em;
  }
  .format-spectrum, .night-map, .night-examples, .research-trio, .first-route, .prompt-deck, .answer-menu, .swinging-reading-trail__grid { grid-template-columns: 1fr; }
  .format-spectrum article { min-height: auto; }
  .dynamics-table.swinging-table, .dynamics-table.cluster-table { display: none; }
  .swap-cards, .cluster-compare-cards { display: grid; gap: .85rem; }
  .swap-cards article, .cluster-compare-cards article { padding: 1rem; border: var(--line); background: var(--paper); }
  .swap-cards article:nth-child(even), .cluster-compare-cards article:nth-child(even) { background: var(--mint); }
  .swap-cards dl, .cluster-compare-cards dl { margin: .75rem 0 0; }
  .swap-cards div, .cluster-compare-cards div { display: grid; grid-template-columns: 6.5rem minmax(0,1fr); gap: .55rem; padding-block: .4rem; border-block-start: 1px solid var(--ink); }
  .swap-cards dt, .cluster-compare-cards dt { font-weight: 950; }
  .swap-cards dd, .cluster-compare-cards dd { margin: 0; }
  .first-route article + article { border-inline-start: 0; border-block-start: var(--line); }
  .search-bars li { grid-template-columns: 1fr 4.5rem; }
  .search-bars i { grid-column: 1 / -1; grid-row: 2; }
  .search-bars b { grid-column: 2; grid-row: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .swinging-reading-trail a { transition: none; }
}