@charset "UTF-8";

@page {
  @top-left {
    content: string(document-title);
    color: #756960;
    font-size: 8.5pt;
  }
}

body > section.level1:first-child > h1:first-child,
body > h1:first-child {
  string-set: document-title content();
}

body {
  counter-reset: general-chapter;
}

body > section.level1 > section.level2:not(:has(> h2.unnumbered)) {
  counter-increment: general-chapter;
  counter-reset: general-section;
}

body > section.level1 > section.level2:not(:has(> h2.unnumbered)) > h2:first-child::before {
  content: counter(general-chapter) '. ';
}

body > section.level1 > section.level2:not(:has(> h2.unnumbered)) > section.level3 {
  counter-increment: general-section;
}

body
  > section.level1
  > section.level2:not(:has(> h2.unnumbered))
  > section.level3
  > h3:first-child::before {
  content: counter(general-chapter) '.' counter(general-section) ' ';
}

a[data-ref='chapter']::after {
  content: '（第' target-counter(attr(href), general-chapter) '章）';
}

a[data-ref='section']::after {
  content: '（' target-counter(attr(href), general-chapter) '.'
    target-counter(attr(href), general-section) '節）';
}

body > section.level1:has(> .extension-overview-kicker) {
  page: extension-guide;
}

.extension-overview-kicker {
  margin: -1.7rem 0 1.1rem;
  color: var(--accent);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.extension-reading-key {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
  margin: 0 0 0.85rem;
}

.extension-reading-key section {
  display: grid;
  gap: 0.18rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-left: 0.38rem solid #17698c;
  border-radius: 0.4rem;
  background: #e7f4fa;
}

.extension-reading-key section:last-child {
  border-left-color: #a8462d;
  background: #fbe9df;
}

.extension-reading-key strong {
  color: #17698c;
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.extension-reading-key section:last-child strong {
  color: #a8462d;
}

.extension-reading-key span {
  font-weight: 800;
}

.extension-reading-key small {
  color: var(--muted);
  line-height: 1.35;
}

.extension-flow figcaption,
.application-hero figcaption,
.application-flow figcaption,
.application-workshop-overview figcaption,
.application-image-grid figcaption {
  margin-top: 0.38rem;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.extension-index-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 1rem 0;
}

.extension-index-grid a {
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 0.16rem;
  min-width: 0;
  padding: 0.6rem 0.68rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: 0.4rem;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  break-inside: avoid;
}

.extension-index-grid a:hover {
  background: var(--accent-soft);
}

.extension-index-grid strong {
  color: var(--accent);
  font-size: 0.92rem;
}

.extension-index-grid code {
  overflow-wrap: anywhere;
  font-size: 0.72rem;
}

.extension-index-grid span {
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.35;
}

.extension-overview-note {
  margin: 0.75rem 0;
  padding: 0.7rem 0.85rem;
  border-left: 5px solid var(--accent);
  background: var(--accent-soft);
}

.extension-overview-source {
  margin-top: 0.7rem;
}

body > section.level1 > section.level2:has(> h2.extension-sheet) {
  padding: 1.1rem 1.25rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: linear-gradient(180deg, var(--accent-soft) 0, var(--paper) 5.4rem);
  break-before: page;
  break-after: page;
  break-inside: avoid;
}

body > section.level1 > section.level2:has(> h2.extension-sheet-left) {
  --accent: #17698c;
  --accent-soft: #e7f4fa;

  border-top: 0.32rem solid var(--accent);
  background: linear-gradient(180deg, #d9eef7 0, var(--paper) 7.2rem);
}

body > section.level1 > section.level2:has(> h2.extension-sheet-right) {
  --accent: #a8462d;
  --accent-soft: #fbe9df;

  border-top: 0.32rem solid var(--accent);
  background: linear-gradient(180deg, #f8dfd1 0, var(--paper) 7.2rem);
}

h2.extension-sheet {
  margin: 0 0 0.65rem;
  padding: 0 0 0.42rem;
  font-size: 1.7rem;
}

body
  > section.level1:has(> .extension-overview-kicker)
  > section.level2:has(> h2.extension-sheet)
  > h2:first-child::before {
  content: none;
}

body
  > section.level1:has(> .extension-overview-kicker)
  > section.level2:has(> h2.extension-sheet-left)
  > h2.extension-sheet-left:first-child::before,
body
  > section.level1:has(> .extension-overview-kicker)
  > section.level2:has(> h2.extension-sheet-right)
  > h2.extension-sheet-right:first-child::before {
  display: block;
  width: fit-content;
  margin: 0 0 0.32rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

body
  > section.level1:has(> .extension-overview-kicker)
  > section.level2:has(> h2.extension-sheet-left)
  > h2.extension-sheet-left:first-child::before {
  content: '機能拡張そのもの';
}

body
  > section.level1:has(> .extension-overview-kicker)
  > section.level2:has(> h2.extension-sheet-right)
  > h2.extension-sheet-right:first-child::before {
  content: 'TM紙芝居での利用例';
}

.extension-meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.extension-meta span {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  font-weight: 700;
}

.extension-meta code {
  color: var(--ink);
  font-weight: 700;
}

body > section.level1 > section.level2:has(> h2.extension-sheet-left) > .extension-meta + p {
  margin: 0 0 0.9rem;
  padding: 0.72rem 0.88rem;
  border: 1px solid color-mix(in srgb, var(--accent) 38%, white);
  border-left: 0.34rem solid var(--accent);
  border-radius: 0.4rem;
  background: white;
  font-size: 0.96rem;
  line-height: 1.55;
}

.extension-kamishibai-why {
  margin: 0.2rem 0 0.8rem;
  padding: 0.72rem 0.88rem;
  border: 1px solid color-mix(in srgb, var(--accent) 42%, white);
  border-radius: 0.48rem;
  background: var(--accent-soft);
  break-inside: avoid;
}

.extension-kamishibai-why strong {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--accent);
  font-size: 1rem;
}

.extension-kamishibai-why p {
  margin: 0;
}

.extension-flow {
  margin: 1.1rem 0;
  break-inside: avoid;
}

.extension-flow > div {
  display: flex;
  min-height: 4.5rem;
  align-items: stretch;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--paper);
}

.extension-flow span {
  display: flex;
  min-width: 0;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.7rem;
  border-radius: 0.35rem;
  background: var(--accent-soft);
  font-weight: 700;
  text-align: center;
}

.extension-flow b {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  color: var(--accent);
  font-size: 1.3rem;
}

.extension-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin: 1.05rem 0;
}

.extension-columns section {
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  break-inside: avoid;
}

.extension-columns ul {
  margin: 0.35rem 0 0;
  padding-left: 1.25rem;
}

.extension-columns li {
  margin: 0.22rem 0;
}

.extension-subhead {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
}

.extension-note {
  margin: 1rem 0 0;
  padding: 0.65rem 0.8rem;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
  break-inside: avoid;
}

.extension-source {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
  break-inside: avoid;
}

.extension-spread-label {
  margin: -0.35rem 0 0.65rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.extension-gallery-banner {
  display: grid;
  grid-template-rows: minmax(0, 12rem);
  margin: 0.9rem 0;
  padding: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--paper);
  break-inside: avoid;
}

.extension-gallery-banner img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.extension-gallery-banner figcaption,
.extension-editor-example figcaption {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.76rem;
  text-align: center;
}

.extension-concept-hero {
  display: grid;
  grid-template-columns: 6.3rem minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
  margin: 0.95rem 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: linear-gradient(135deg, var(--paper), var(--accent-soft));
  break-inside: avoid;
}

.extension-concept-hero > div:last-child > strong {
  color: var(--accent);
  font-size: 1.1rem;
}

.extension-concept-hero p {
  margin: 0.35rem 0 0;
}

.extension-icon {
  display: grid;
  min-height: 5.2rem;
  place-content: center;
  border-radius: 0.65rem;
  background: var(--accent);
  color: var(--paper);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
}

.extension-icon small {
  margin-top: 0.45rem;
  font-size: 0.62rem;
  letter-spacing: 0.05em;
}

.extension-editor-example {
  margin: 0.9rem 0;
  break-inside: avoid;
  text-align: center;
}

.extension-editor-example img {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin-inline: auto;
  border: 1px solid #c9ced6;
  border-radius: 0.55rem;
  background: white;
  box-shadow: 0 0.25rem 0.9rem rgb(22 31 48 / 10%);
}

.extension-usage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0.9rem 0;
}

.extension-usage-grid section {
  display: grid;
  align-content: start;
  gap: 0.3rem;
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--paper);
  break-inside: avoid;
}

.extension-usage-grid strong {
  color: var(--accent);
}

.extension-usage-grid span {
  color: var(--muted);
  font-size: 0.84rem;
}

.extension-bundle-visual {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) 0.55fr minmax(0, 1fr);
  align-items: stretch;
  gap: 0.65rem;
  margin: 0.9rem 0;
  break-inside: avoid;
}

.extension-bundle-members,
.extension-bundle-result {
  display: grid;
  align-content: center;
  gap: 0.28rem;
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--paper);
}

.extension-bundle-members > strong {
  margin-bottom: 0.15rem;
  color: var(--accent);
}

.extension-bundle-members span {
  font-size: 0.74rem;
  line-height: 1.25;
}

.extension-bundle-members code {
  overflow-wrap: anywhere;
  font-size: 0.66rem;
}

.extension-bundle-arrow {
  display: grid;
  place-content: center;
  color: var(--muted);
  text-align: center;
}

.extension-bundle-arrow span {
  font-size: 0.7rem;
}

.extension-bundle-arrow strong {
  color: var(--accent);
  font-size: 2rem;
}

.extension-bundle-result {
  border: 3px solid var(--accent);
  background: var(--accent-soft);
  text-align: center;
}

.extension-bundle-result > strong {
  overflow-wrap: anywhere;
  color: var(--accent);
  font-size: 1.08rem;
}

.extension-bundle-result span {
  padding: 0.2rem 0.35rem;
  border-radius: 999px;
  background: var(--paper);
  font-size: 0.72rem;
  font-weight: 700;
}

.extension-count-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 0.65rem;
  margin: 0.8rem 0;
  break-inside: avoid;
}

.extension-count-compare section {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0 0.7rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--paper);
}

.extension-count-compare small,
.extension-count-compare span {
  color: var(--muted);
}

.extension-count-compare strong {
  grid-row: 1 / 3;
  color: var(--accent);
  font-size: 2rem;
}

.extension-count-compare > b {
  color: var(--accent);
  font-size: 1.5rem;
}

.extension-count-compare > p {
  grid-column: 1 / -1;
  margin: -0.25rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
  text-align: center;
}

.extension-dependency-map {
  margin: 0.85rem 0 0;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  background: var(--paper);
  break-inside: avoid;
}

.extension-dependency-map figcaption {
  display: flex;
  align-items: baseline;
  gap: 0.65rem;
  margin-bottom: 0.55rem;
  color: var(--muted);
}

.extension-dependency-map figcaption strong {
  color: var(--accent);
  font-size: 0.95rem;
}

.extension-dependency-rows {
  display: grid;
  gap: 0.35rem;
}

.extension-dependency-row {
  display: grid;
  grid-template-columns: 10rem auto minmax(0, 1fr);
  align-items: center;
  gap: 0.45rem;
}

.extension-dependency-row > b {
  color: var(--accent);
  font-size: 1.15rem;
}

.extension-dependency-row > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.extension-dependency-from,
.extension-dependency-row > div > span {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  min-height: 1.75rem;
  padding: 0.22rem 0.5rem;
  border: 2px solid var(--accent);
  border-radius: 0.38rem;
  background: var(--accent-soft);
  font-size: 0.72rem;
  font-weight: 700;
}

.extension-dependency-from {
  justify-content: center;
  background: var(--accent);
  color: var(--paper);
  text-align: center;
}

.extension-dependency-row > div > span.extension-dependency-optional {
  border-style: dashed;
  background: var(--paper);
}

.extension-dependency-optional small {
  color: var(--muted);
  font-size: 0.58rem;
  font-weight: 500;
}

.extension-dependency-legend {
  display: flex;
  gap: 1rem;
  margin: 0.55rem 0 0;
  color: var(--muted);
  font-size: 0.66rem;
}

.extension-dependency-map > p {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.68rem;
  line-height: 1.4;
}

body > section.level1:has(> .application-guide-kicker) {
  page: application-guide;
}

.application-guide-kicker {
  margin: -1.5rem 0 0.3rem;
  color: var(--accent);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.035em;
}

.application-page-label {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

body > section.level1 > section.level2:has(> h2.application-sheet) {
  padding: 1.1rem 1.25rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.55rem;
  background: linear-gradient(180deg, var(--accent-soft) 0, var(--paper) 5.4rem);
  break-before: page;
  break-after: page;
  break-inside: avoid;
}

h2.application-sheet {
  margin: 0 0 0.5rem;
  padding: 0 0 0.38rem;
  font-size: 1.62rem;
}

.application-hero,
.application-workshop-overview {
  margin: 0.85rem auto;
  break-inside: avoid;
}

.application-hero img,
.application-workshop-overview img {
  display: block;
  max-width: 100%;
  max-height: 29rem;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: 0.5rem;
  object-fit: contain;
}

.application-value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
  margin: 0.85rem 0;
}

.application-value-grid section {
  display: grid;
  gap: 0.3rem;
  padding: 0.72rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--paper);
  break-inside: avoid;
}

.application-value-grid strong,
.application-subhead {
  margin: 0;
  color: var(--accent);
  font-weight: 700;
}

.application-value-grid span {
  color: var(--muted);
  font-size: 0.86rem;
}

.application-callout {
  margin: 0.85rem 0;
  padding: 0.66rem 0.8rem;
  border-left: 4px solid var(--accent);
  background: var(--accent-soft);
  break-inside: avoid;
}

.application-source {
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.5;
  break-inside: avoid;
}

.concept-flow {
  margin: 1rem 0;
  break-inside: avoid;
}

.concept-flow figcaption {
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
  text-align: center;
}

.concept-flow__track {
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  align-items: stretch;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--paper);
}

.concept-flow__track span {
  display: flex;
  min-width: 0;
  min-height: 3rem;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.65rem;
  border-radius: 0.35rem;
  background: var(--accent-soft);
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}

.concept-flow__track b {
  display: flex;
  flex: 0 0 auto;
  align-self: center;
  align-items: center;
  color: var(--accent);
  font-size: 1.2rem;
  transform: rotate(90deg);
}

.concept-flow__note {
  margin: 0;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line);
  border-top: 0;
  border-radius: 0 0 0.45rem 0.45rem;
  background: color-mix(in srgb, var(--accent-soft) 55%, var(--paper));
  line-height: 1.55;
}

.dsl4-implementation-map .concept-flow__track span {
  flex-direction: column;
  gap: 0.22rem;
}

.dsl4-implementation-map .concept-flow__track code,
.dsl4-implementation-map__ports code {
  overflow-wrap: anywhere;
}

.dsl4-implementation-map .concept-flow__track small {
  color: var(--muted);
  font-weight: 500;
}

.dsl4-implementation-map__ports {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-top: 0;
  background: color-mix(in srgb, var(--accent-soft) 25%, var(--paper));
}

.dsl4-implementation-map__ports section {
  display: grid;
  min-width: 0;
  gap: 0.3rem;
  align-content: start;
  padding: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--paper);
}

.dsl4-implementation-map__ports strong {
  color: var(--accent);
}

.dsl4-implementation-map__ports span {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.45;
}

@media screen and (max-width: 640px) {
  .dsl4-implementation-map__ports {
    grid-template-columns: 1fr;
  }
}

.application-flow {
  margin: 0.9rem 0;
  break-inside: avoid;
}

.application-flow > div,
.application-storyline,
.application-cycle {
  display: flex;
  min-height: 4.2rem;
  align-items: stretch;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.68rem;
  border: 1px solid var(--line);
  border-radius: 0.45rem;
  background: var(--paper);
}

.application-flow span,
.application-storyline span,
.application-cycle span {
  display: flex;
  min-width: 0;
  flex: 1 1 0;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.6rem;
  border-radius: 0.35rem;
  background: var(--accent-soft);
  font-weight: 700;
  text-align: center;
}

.application-flow b,
.application-storyline b,
.application-cycle b {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  color: var(--accent);
  font-size: 1.2rem;
}

.application-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 0.9rem 0;
}

.application-columns section {
  padding: 0.72rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--paper);
  break-inside: avoid;
}

.application-columns :is(ul, ol, dl) {
  margin: 0.35rem 0 0;
}

.application-columns :is(ul, ol) {
  padding-left: 1.2rem;
}

.application-columns li {
  margin: 0.18rem 0;
}

.application-columns dt {
  margin-top: 0.28rem;
  font-weight: 700;
}

.application-columns dd {
  margin-left: 0;
  color: var(--muted);
}

.application-columns pre,
.application-code {
  overflow: hidden;
  white-space: pre-wrap;
}

.application-storyline,
.application-cycle {
  margin: 0.85rem 0;
  min-height: 3.5rem;
  break-inside: avoid;
}

.application-workshop-overview img {
  max-height: 31rem;
}

.application-image-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 0.85rem 0;
}

.application-image-grid figure {
  display: grid;
  grid-template-rows: 12rem auto;
  margin: 0;
  padding: 0.45rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--paper);
  break-inside: avoid;
}

.application-image-grid img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

@media print {
  @page extension-guide {
    size: A4;
    margin: 14mm 15mm 16mm;
  }

  @page application-guide {
    size: A4;
    margin: 14mm 15mm 16mm;
  }

  .concept-flow {
    break-inside: avoid-page;
  }

  .concept-flow__track {
    gap: 1.2mm;
    padding: 2.2mm;
  }

  .concept-flow__track span {
    min-width: 0;
    padding: 1.5mm 1.2mm;
    font-size: 7.2pt;
    line-height: 1.3;
  }

  .concept-flow__track b {
    font-size: 9pt;
  }

  .concept-flow__note {
    padding: 1.7mm 2mm;
    font-size: 7.2pt;
  }

  .dsl4-implementation-map__ports {
    gap: 1.5mm;
    padding: 2mm;
  }

  .dsl4-implementation-map__ports section {
    gap: 0.8mm;
    padding: 1.5mm;
  }

  .dsl4-implementation-map__ports code,
  .dsl4-implementation-map__ports span,
  .dsl4-implementation-map .concept-flow__track small {
    font-size: 6.2pt;
  }

  body > section.level1:first-child > h1:first-child,
  body > h1:first-child {
    margin-top: 0;
  }

  #toc {
    margin: 0;
    padding: 0;
    border: 0;
    background: none;
    font-size: 9pt;
  }

  #toc li a {
    display: flex;
    width: 100%;
    align-items: baseline;
  }

  #toc li a::before {
    flex: auto;
    order: 1;
    margin: 0 0.5em;
    border-bottom: 1px dotted var(--muted);
    content: '';
  }

  #toc li a::after {
    flex: none;
    order: 2;
    align-self: flex-end;
    min-width: 2em;
    content: target-counter(attr(href), page);
    text-align: right;
  }

  .print-page-break {
    break-before: page;
  }

  body > section.level1:has(> .extension-overview-kicker) {
    font-size: 8.7pt;
    line-height: 1.52;
  }

  body > section.level1:has(> .extension-overview-kicker) > h1:first-child {
    margin-bottom: 1.25rem;
    padding: 0.8rem 0 0.65rem;
    font-size: 20pt;
  }

  .extension-overview-kicker {
    margin: -0.65rem 0 0.65rem;
    font-size: 9.5pt;
  }

  .extension-reading-key {
    gap: 2.2mm;
    margin-bottom: 2.4mm;
  }

  .extension-reading-key section {
    gap: 0.5mm;
    padding: 1.8mm 2.2mm;
  }

  .extension-index-grid {
    gap: 2.2mm;
    margin: 3mm 0;
  }

  .extension-index-grid a {
    gap: 0.3mm;
    min-height: 25mm;
    padding: 2.2mm 2.4mm;
  }

  .extension-index-grid strong {
    font-size: 9.2pt;
  }

  .extension-index-grid code {
    font-size: 7pt;
  }

  .extension-index-grid span {
    font-size: 7.5pt;
  }

  .extension-overview-note {
    margin: 2.4mm 0;
    padding: 2.2mm 2.8mm;
  }

  body > section.level1 > section.level2:has(> h2.extension-sheet) {
    min-height: 255mm;
    padding: 5mm 6mm;
    border-radius: 0;
    font-size: 8.8pt;
    line-height: 1.5;
  }

  h2.extension-sheet {
    font-size: 18pt;
  }

  .extension-flow > div {
    min-height: 18mm;
  }

  .extension-spread-label {
    margin: -1.3mm 0 2mm;
    font-size: 7pt;
  }

  .extension-meta {
    margin-bottom: 3mm;
    font-size: 7.6pt;
  }

  .extension-gallery-banner {
    grid-template-rows: minmax(0, 42mm);
    margin: 3mm 0;
  }

  .extension-concept-hero {
    grid-template-columns: 25mm minmax(0, 1fr);
    gap: 4mm;
    margin: 3mm 0;
    padding: 3mm 4mm;
  }

  .extension-icon {
    min-height: 22mm;
    font-size: 18pt;
  }

  .extension-editor-example {
    margin: 3mm 0;
  }

  .extension-editor-example img {
    max-height: 86mm;
    object-fit: contain;
  }

  .extension-kamishibai-why {
    margin: 1.5mm 0 2.5mm;
    padding: 2.4mm 2.8mm;
  }

  .extension-kamishibai-why strong {
    margin-bottom: 0.8mm;
    font-size: 8.5pt;
  }

  .extension-usage-grid {
    gap: 2.4mm;
    margin: 3mm 0;
  }

  .extension-usage-grid section {
    gap: 1mm;
    padding: 2.4mm 2.6mm;
  }

  .extension-bundle-visual {
    gap: 2.5mm;
    margin: 3mm 0;
  }

  .extension-bundle-members,
  .extension-bundle-result {
    gap: 1mm;
    padding: 2.5mm;
  }

  .extension-count-compare {
    gap: 2.5mm;
    margin: 2.5mm 0;
  }

  .extension-count-compare section {
    padding: 2mm 2.8mm;
  }

  .extension-bundle-sheet {
    font-size: 7.8pt !important;
    line-height: 1.4 !important;
  }

  .extension-bundle-sheet h2.extension-sheet {
    font-size: 16.5pt;
  }

  .extension-dependency-map {
    margin-top: 2.5mm;
    padding: 2.2mm 2.6mm;
  }

  .extension-dependency-map figcaption {
    gap: 2.2mm;
    margin-bottom: 1.8mm;
  }

  .extension-dependency-row {
    grid-template-columns: 34mm auto minmax(0, 1fr);
    gap: 1.5mm;
  }

  .extension-dependency-rows {
    gap: 1.1mm;
  }

  .extension-dependency-row > div {
    gap: 1mm;
  }

  .extension-dependency-from,
  .extension-dependency-row > div > span {
    min-height: 6.2mm;
    padding: 0.6mm 1.5mm;
    font-size: 6.4pt;
  }

  .extension-dependency-optional small {
    font-size: 5.3pt;
  }

  .extension-dependency-legend {
    gap: 4mm;
    margin-top: 1.7mm;
    font-size: 5.8pt;
  }

  .extension-dependency-map > p {
    margin-top: 1.3mm;
    font-size: 5.9pt;
  }

  .extension-columns {
    gap: 3mm;
    margin: 3mm 0;
  }

  .extension-columns section {
    padding: 2.5mm 3mm;
  }

  .extension-note {
    margin-top: 3mm;
    padding: 2.3mm 2.7mm;
  }

  .extension-source {
    margin-top: 2.5mm;
    font-size: 7pt;
  }

  body > section.level1:has(> .application-guide-kicker) {
    font-size: 8.7pt;
    line-height: 1.48;
  }

  body > section.level1:has(> .application-guide-kicker) > h1:first-child {
    margin-bottom: 1.1rem;
    padding: 0.8rem 0 0.65rem;
    font-size: 19pt;
  }

  .application-guide-kicker {
    margin: -0.6rem 0 0.15rem;
    font-size: 9.3pt;
  }

  .application-page-label {
    margin-bottom: 2mm;
    font-size: 7pt;
  }

  body > section.level1 > section.level2:has(> h2.application-sheet) {
    min-height: 255mm;
    padding: 5mm 6mm;
    border-radius: 0;
    font-size: 8.7pt;
    line-height: 1.48;
  }

  h2.application-sheet {
    font-size: 17pt;
  }

  .application-hero {
    margin: 3mm auto;
  }

  .application-hero img {
    max-height: 122mm;
  }

  .application-urashima-hero img {
    max-height: 130mm;
  }

  .application-workshop-overview {
    margin: 2.5mm auto;
  }

  .application-workshop-overview img {
    max-height: 155mm;
  }

  .application-value-grid {
    gap: 2.4mm;
    margin: 2.7mm 0;
  }

  .application-value-grid section {
    padding: 2.4mm 2.7mm;
  }

  .application-value-grid span {
    font-size: 7.5pt;
  }

  .application-callout {
    margin: 2.7mm 0;
    padding: 2.3mm 2.8mm;
  }

  .application-source {
    margin-top: 2.2mm;
    font-size: 6.7pt;
  }

  .application-flow {
    margin: 3mm 0;
  }

  .application-flow > div,
  .application-storyline,
  .application-cycle {
    min-height: 18mm;
    gap: 2mm;
    padding: 2.5mm;
  }

  .application-flow span,
  .application-storyline span,
  .application-cycle span {
    padding: 2mm;
    font-size: 7.7pt;
  }

  .application-columns {
    gap: 3mm;
    margin: 3mm 0;
  }

  .application-columns section {
    padding: 2.8mm 3mm;
  }

  .application-columns pre,
  .application-code {
    font-size: 6.8pt;
    line-height: 1.38;
  }

  .application-storyline,
  .application-cycle {
    margin: 3mm 0;
  }

  .application-image-grid {
    gap: 2mm;
    margin: 3mm 0;
  }

  .application-image-grid figure {
    grid-template-rows: 58mm auto;
    padding: 1.8mm;
  }

  .application-image-grid figcaption {
    font-size: 6.8pt;
  }

  .application-toolchain-flow span {
    font-size: 6.8pt;
  }
}