.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  border-bottom: 1px solid rgba(214, 199, 187, 0.72);
  background: rgba(255, 253, 249, 0.94);
  backdrop-filter: blur(14px);
}

.site-header__inner {
  display: flex;
  width: var(--container);
  min-height: 64px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-inline: auto;
  padding-block: 10px;
}

.site-brand {
  flex: 0 0 auto;
  color: var(--color-ink);
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.site-brand:focus-visible,
.site-brand:hover {
  color: var(--color-clay);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  overflow-x: auto;
  scrollbar-width: none;
}

.site-nav::-webkit-scrollbar {
  display: none;
}

.site-nav a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 8px 13px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.site-nav a:focus-visible,
.site-nav a:hover {
  border-color: var(--color-line);
  background: var(--color-cream);
  color: var(--color-ink);
}

.site-nav a.is-current {
  border-color: var(--color-ink);
  background: var(--color-ink);
  color: #fff;
}

.site-breadcrumbs {
  border-bottom: 1px solid var(--color-line);
  background: #fffdf9;
}

.site-breadcrumbs__list {
  display: flex;
  width: var(--container);
  align-items: center;
  gap: 7px;
  margin: 0 auto;
  padding: 10px 0;
  color: var(--color-muted);
  font-size: 0.88rem;
  line-height: 1.5;
  list-style: none;
}

.site-breadcrumbs__list li {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 7px;
}

.site-breadcrumbs__list li + li::before {
  color: rgba(111, 82, 73, 0.42);
  content: "/";
}

.site-breadcrumbs__list a {
  color: var(--color-clay);
  font-weight: 700;
  text-decoration: none;
}

.site-breadcrumbs__list a:focus-visible,
.site-breadcrumbs__list a:hover {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.site-breadcrumbs__list [aria-current="page"] {
  overflow: hidden;
  color: var(--color-muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dict-hero {
  position: relative;
  min-height: min(760px, 88svh);
  display: grid;
  align-items: end;
  color: #fff;
  background: #2f2725;
}

.dict-hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.dict-hero::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(35, 25, 24, 0.72), rgba(35, 25, 24, 0.18) 58%, rgba(35, 25, 24, 0.08)),
    linear-gradient(180deg, rgba(35, 25, 24, 0.06), rgba(35, 25, 24, 0.45));
}

.dict-hero__overlay {
  position: relative;
  z-index: 1;
  width: var(--container);
  margin-inline: auto;
  padding: 0 0 clamp(64px, 12vw, 120px);
}

.dict-hero__lead {
  max-width: 680px;
  margin-top: 18px;
  font-size: clamp(1rem, 2vw, 1.28rem);
}

.dict-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.dict-hero__actions a {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 249, 0.92);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
}

.dict-hero__actions a + a {
  background: rgba(76, 55, 49, 0.52);
  color: #fff;
}

.eyebrow {
  margin-bottom: 14px;
  color: #f2ded1;
  font-family: Georgia, serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.intro-overview,
.pillar-intro,
.pathway-section,
.learning-flow {
  padding: clamp(58px, 8vw, 104px) max(20px, calc((100vw - 1120px) / 2));
}

.intro-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(300px, 0.74fr);
  gap: clamp(28px, 5vw, 68px);
  align-items: center;
  background: #fffdf9;
}

.intro-overview__text {
  max-width: 760px;
}

.intro-overview__points {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.intro-overview__points p {
  margin: 0;
  padding: 14px 16px;
  border-left: 4px solid var(--color-rose);
  border-radius: var(--radius-sm);
  background: #fff8f2;
  color: var(--color-muted);
}

.intro-overview__points strong {
  display: block;
  margin-bottom: 2px;
  color: var(--color-ink);
}

.intro-overview__photo,
.pillar-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.intro-overview__photo {
  overflow: hidden;
}

.intro-overview__photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.intro-overview__photo figcaption {
  padding: 14px 16px 16px;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.75;
}

.pillar-intro,
.learning-flow {
  background: linear-gradient(180deg, #fff8f4 0%, #f8f4ef 100%);
}

.pillar-intro__head,
.pathway-section__head,
.learning-flow__head {
  max-width: 820px;
  margin-bottom: clamp(24px, 4vw, 36px);
}

.pillar-intro__head p,
.pathway-section__head p,
.learning-flow__head p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.pillar-showcase,
.pathway-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.pillar-card {
  display: grid;
  gap: 10px;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}

.pillar-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.pillar-card span {
  width: max-content;
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--color-cream);
  color: var(--color-clay);
  font-family: Georgia, serif;
  font-weight: 700;
  line-height: 1.4;
}

.pillar-card h3,
.pathway-card span {
  margin: 0;
  color: var(--color-ink);
}

.pillar-card p,
.pathway-card p,
.learning-steps p {
  color: var(--color-muted);
}

.pillar-card strong,
.pathway-card span,
.learning-steps a {
  color: var(--color-clay);
  font-weight: 700;
}

.pathway-section {
  background: #fffdf9;
}

.pathway-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pathway-card {
  display: grid;
  gap: 8px;
  min-height: 132px;
  padding: 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 16px 38px rgba(82, 55, 47, 0.08);
  text-decoration: none;
}

.pathway-card span {
  font-size: 1.08rem;
}

.learning-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  list-style: none;
}

.learning-steps li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fffdf9;
}

.learning-steps > li > span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  background: #6f5249;
  color: #fff;
  font-family: Georgia, serif;
  font-weight: 700;
  line-height: 1;
}

.learning-steps h3 {
  margin-bottom: 6px;
  font-size: 1.08rem;
}

.learning-steps a {
  display: inline-block;
  margin-top: 10px;
}

.page-toc {
  position: sticky;
  top: 0;
  z-index: 4;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 14px max(20px, calc((100vw - 1120px) / 2));
  border-bottom: 1px solid var(--color-line);
  background: rgba(255, 253, 249, 0.94);
  backdrop-filter: blur(14px);
}

.page-toc__title {
  color: var(--color-clay);
  font-size: 0.86rem;
  font-weight: 700;
}

.page-toc__list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  list-style: none;
  scrollbar-width: thin;
}

.page-toc a {
  display: block;
  min-width: max-content;
  padding: 6px 10px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.88rem;
  text-decoration: none;
}

.page-toc a.is-active,
.page-toc a:focus-visible {
  border-color: var(--color-rose);
  color: var(--color-ink);
  background: #fff;
}

.dictionary-search {
  padding: clamp(44px, 6vw, 76px) max(20px, calc((100vw - 1120px) / 2));
  background:
    linear-gradient(180deg, rgba(255, 250, 243, 0.96), rgba(248, 244, 239, 0.96)),
    #f8f4ef;
}

.dictionary-search__inner {
  display: grid;
  gap: 22px;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fffdf9;
  box-shadow: var(--shadow-soft);
}

.dictionary-search__intro {
  max-width: 820px;
}

.dictionary-search__intro .eyebrow {
  color: var(--color-clay);
}

.dictionary-search__intro h2 {
  margin-bottom: 10px;
}

.dictionary-search__intro p {
  color: var(--color-muted);
  font-size: 1.05rem;
}

.search-box {
  display: grid;
  gap: 10px;
}

.search-box label {
  color: var(--color-ink);
  font-weight: 700;
}

.search-box__field {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.search-box input {
  width: 100%;
  min-height: 58px;
  padding: 12px 16px;
  border: 1px solid #d8c8bd;
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-ink);
  font-size: 1.08rem;
}

.search-box input:focus {
  outline: 3px solid rgba(217, 167, 173, 0.35);
  border-color: var(--color-rose);
}

.search-box__field button,
.search-filters button,
.quick-search button {
  min-height: 44px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-ink);
  font-weight: 700;
}

.search-box__field button {
  padding: 0 18px;
}

.search-filters,
.quick-search {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.search-filters button {
  padding: 9px 15px;
  color: var(--color-muted);
}

.search-filters button.is-active {
  border-color: var(--color-clay);
  background: #6f5249;
  color: #fff;
}

.quick-search {
  padding-top: 2px;
}

.quick-search span {
  color: var(--color-clay);
  font-size: 0.92rem;
  font-weight: 700;
}

.quick-search button {
  padding: 8px 12px;
  background: var(--color-cream);
  color: var(--color-clay);
}

.chapter-index {
  padding: clamp(46px, 7vw, 84px) max(20px, calc((100vw - 1120px) / 2));
  background: #fffdf9;
}

.chapter-index__intro {
  max-width: 880px;
  margin-bottom: clamp(24px, 4vw, 36px);
}

.chapter-index__intro .eyebrow {
  color: var(--color-clay);
}

.chapter-index__intro h2 {
  margin-bottom: 10px;
}

.chapter-index__intro p {
  color: var(--color-muted);
  font-size: 1.06rem;
}

.chapter-index__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.chapter-card {
  display: grid;
  gap: 18px;
  align-content: start;
  padding: clamp(20px, 3vw, 28px);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 18px 42px rgba(82, 55, 47, 0.08);
}

.chapter-card[data-card-link] {
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.chapter-card[data-card-link]:focus-visible,
.chapter-card[data-card-link]:hover {
  border-color: var(--color-clay);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.chapter-card:first-child {
  grid-column: 1 / -1;
}

.chapter-card__head {
  display: grid;
  gap: 5px;
}

.chapter-card__head span {
  width: max-content;
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--color-cream);
  color: var(--color-clay);
  font-size: 0.82rem;
  font-weight: 700;
}

.chapter-card__head h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
}

.chapter-card__head p {
  color: var(--color-muted);
  font-family: Georgia, serif;
  font-size: 0.95rem;
}

.term-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.term-cloud a {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid #dfd0c5;
  border-radius: 999px;
  background: #fffaf3;
  color: var(--color-ink);
  font-size: 0.94rem;
  line-height: 1.35;
  text-decoration: none;
  white-space: normal;
}

.term-cloud a:focus-visible,
.term-cloud a:hover {
  border-color: var(--color-clay);
  background: #fff;
}

.chapter-card__more {
  justify-self: start;
  padding: 9px 14px;
  border-radius: var(--radius-md);
  background: #6f5249;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.chapter-card__more:focus-visible,
.chapter-card__more:hover {
  background: #4f3933;
}

.search-results {
  display: grid;
  gap: 14px;
  padding-top: 6px;
}

.search-results__summary {
  color: var(--color-muted);
  font-weight: 700;
}

.search-results__list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.search-result-card,
.work-card-grid article {
  padding: 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 16px 36px rgba(82, 55, 47, 0.08);
}

.search-result-card__type {
  width: max-content;
  margin-bottom: 8px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: #f4ebe4;
  color: var(--color-clay);
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.5;
}

.search-result-card h3,
.work-card-grid h3 {
  margin-bottom: 8px;
  font-size: 1.18rem;
}

.search-result-card p,
.work-card-grid p {
  color: var(--color-muted);
}

.search-result-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0;
}

.search-result-card__tags span {
  padding: 3px 7px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  font-size: 0.82rem;
  line-height: 1.5;
}

.search-result-card a,
.work-card-grid a {
  display: inline-block;
  margin-top: 4px;
  color: var(--color-clay);
  font-weight: 700;
}

.related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
  align-items: center;
}

.related-links p {
  flex: 0 0 100%;
  color: var(--color-clay);
  font-size: 0.92rem;
  font-weight: 700;
}

.related-links a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 8px 13px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-clay);
  font-weight: 700;
  text-decoration: none;
}

.related-links a:focus-visible,
.related-links a:hover {
  border-color: var(--color-clay);
  background: var(--color-cream);
}

.dict-section--related-nav {
  padding-top: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--color-line);
}

.related-nav-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.related-nav-grid a {
  position: relative;
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 14px 34px rgba(82, 55, 47, 0.07);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.related-nav-grid a::after {
  flex: 0 0 auto;
  color: var(--color-clay);
  content: "→";
}

.related-nav-grid a:focus-visible,
.related-nav-grid a:hover {
  border-color: var(--color-clay);
  background: var(--color-cream);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.definition-card,
.process-card,
.dict-card,
.tech-grid article,
.image-card {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.definition-card,
.process-card,
.dict-card,
.tech-grid article {
  padding: 22px;
}

.dict-card--link {
  display: block;
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.dict-card--link span {
  display: inline-block;
  margin-top: 14px;
  color: var(--color-clay);
  font-weight: 700;
}

.dict-card--link:focus-visible,
.dict-card--link:hover {
  border-color: var(--color-clay);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

.check-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 22px;
}

.check-list li::before {
  position: absolute;
  left: 0;
  color: var(--color-sage);
  content: "-";
}

.pillar-map,
.card-grid,
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.pillar-map article {
  min-height: 220px;
  padding: 24px;
  border: 1px solid rgba(185, 154, 92, 0.35);
  border-radius: var(--radius-md);
  background: #fffdf9;
}

.pillar-map span {
  color: var(--color-gold);
  font-family: Georgia, serif;
}

.term-cluster,
.gallery-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.term-cluster a,
.gallery-list span {
  padding: 8px 12px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: #fff;
  color: var(--color-muted);
  font-size: 0.92rem;
  text-decoration: none;
}

.process-card ol {
  margin-top: 16px;
  padding-left: 1.25em;
}

.tech-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 26px;
}

.tech-grid--compact {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.image-card {
  overflow: hidden;
}

.image-button {
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
}

.image-button--zoomable {
  cursor: zoom-in;
}

.image-button img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.image-card figcaption {
  padding: 14px 16px 16px;
  color: var(--color-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.detail-photo-section {
  padding-top: clamp(30px, 5vw, 58px);
  padding-bottom: clamp(34px, 5vw, 64px);
}

.detail-photo-slot {
  width: 100%;
  max-width: 920px;
  box-sizing: border-box;
  margin-top: 20px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 18px 42px rgba(82, 55, 47, 0.08);
}

.detail-photo-slot__placeholder {
  display: grid;
  min-height: 320px;
  aspect-ratio: 16 / 9;
  place-items: center;
  padding: 24px;
  border-bottom: 1px solid var(--color-line);
  background:
    linear-gradient(135deg, rgba(217, 167, 173, 0.18), rgba(248, 244, 239, 0.72)),
    repeating-linear-gradient(45deg, rgba(111, 82, 73, 0.06) 0 10px, rgba(111, 82, 73, 0.02) 10px 20px);
  color: var(--color-clay);
  text-align: center;
}

.detail-photo-slot__placeholder span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 18px;
  border: 1px solid rgba(111, 82, 73, 0.18);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 249, 0.86);
  font-weight: 700;
}

.detail-photo-slot__image {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--color-line);
  background: #fbf8f4;
}

.detail-photo-slot__image--zoomable {
  cursor: zoom-in;
  transition: filter 0.2s ease;
}

.detail-photo-slot__image--zoomable:hover {
  filter: brightness(0.96);
}

.detail-photo-slot__image--zoomable:focus-visible {
  outline: 3px solid rgba(166, 104, 78, 0.34);
  outline-offset: 4px;
}

.detail-photo-slot figcaption {
  padding: 14px 18px 16px;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.8;
}

.detail-photo-credit {
  display: block;
  margin-top: 6px;
  color: var(--color-clay);
  font-size: 0.84rem;
  line-height: 1.65;
}

.detail-photo-credit a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.material-thumb-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.material-thumb-card {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: 0 16px 36px rgba(82, 55, 47, 0.08);
}

.material-thumb-card__image {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-cream);
  cursor: zoom-in;
}

.material-thumb-card__image img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.material-thumb-card__body {
  display: grid;
  gap: 8px;
  padding: 16px;
}

.material-thumb-card h3 {
  margin: 0;
  font-size: 1.04rem;
}

.material-thumb-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.75;
}

.material-thumb-card a {
  align-self: end;
  color: var(--color-clay);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 0.18em;
  overflow-wrap: anywhere;
}

body.photo-lightbox-open {
  overflow: hidden;
}

.photo-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  box-sizing: border-box;
  place-items: center;
  padding: 24px;
  background: rgba(38, 28, 24, 0.82);
}

.photo-lightbox[hidden] {
  display: none;
}

.photo-lightbox__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: zoom-out;
}

.photo-lightbox__dialog {
  position: relative;
  z-index: 1;
  display: grid;
  width: min(100%, 1280px);
  max-height: calc(100vh - 48px);
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 12px;
  justify-items: center;
}

.photo-lightbox__close {
  display: inline-grid;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-self: end;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.94);
  color: var(--color-ink);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  line-height: 1;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.24);
}

.photo-lightbox__close:focus-visible {
  outline: 3px solid rgba(255, 255, 255, 0.54);
  outline-offset: 4px;
}

.photo-lightbox__image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  border-radius: 8px;
  background: var(--color-white);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

.photo-lightbox__caption {
  width: min(100%, 960px);
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.95rem;
  line-height: 1.8;
  text-align: center;
}

.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.work-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.note-strip {
  margin-top: 22px;
  padding: 18px 20px;
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-sm);
  background: var(--color-cream);
}

.timeline {
  display: grid;
  gap: 14px;
  margin-top: 24px;
  list-style: none;
}

.timeline li {
  display: grid;
  grid-template-columns: 7em minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-line);
}

.method-table {
  display: grid;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}

.method-table > div {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 20px;
  padding: 18px 20px;
}

.method-table > div + div {
  border-top: 1px solid var(--color-line);
}

.accordion {
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}

.accordion__trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 20px;
  border: 0;
  border-top: 1px solid var(--color-line);
  background: #fff;
  color: var(--color-ink);
  text-align: left;
  font-weight: 700;
}

.accordion__trigger:first-child {
  border-top: 0;
}

.accordion__trigger::after {
  content: "+";
  color: var(--color-clay);
  font-size: 1.3rem;
}

.accordion__trigger[aria-expanded="true"]::after {
  content: "−";
}

.accordion__panel {
  padding: 0 20px 20px;
}

.glossary-list {
  display: grid;
  gap: 14px;
}

.glossary-list div {
  display: grid;
  grid-template-columns: 12em minmax(0, 1fr);
  gap: 18px;
}

.glossary-list dt {
  font-weight: 700;
}

.glossary-list dd {
  color: var(--color-muted);
}

.glossary-guide .section-lead {
  max-width: 760px;
}

.glossary-jump-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.glossary-jump-grid a {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 13px 15px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 12px 26px rgba(82, 55, 47, 0.06);
  overflow-wrap: anywhere;
}

.glossary-jump-grid a::after {
  flex: 0 0 auto;
  color: var(--color-clay);
  content: "↓";
}

.glossary-jump-grid a:hover,
.glossary-jump-grid a:focus-visible {
  border-color: var(--color-clay);
  background: var(--color-cream);
}

.glossary-term-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.glossary-term-card {
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  gap: 9px;
  min-height: 210px;
  padding: 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  color: inherit;
  text-decoration: none;
  box-shadow: 0 14px 34px rgba(82, 55, 47, 0.07);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.glossary-term-card span {
  justify-self: start;
  padding: 4px 9px;
  border-radius: 999px;
  background: var(--color-cream);
  color: var(--color-clay);
  font-size: 0.78rem;
  font-weight: 700;
}

.glossary-term-card h3 {
  margin: 0;
  color: var(--color-ink);
  font-size: 1.08rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.glossary-term-card p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.94rem;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.glossary-term-card em {
  align-self: end;
  color: var(--color-clay);
  font-size: 0.9rem;
  font-style: normal;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.glossary-term-card:hover,
.glossary-term-card:focus-visible {
  border-color: var(--color-clay);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.image-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(37, 28, 27, 0.82);
}

.image-modal[hidden] {
  display: none;
}

.image-modal img {
  max-height: min(82vh, 900px);
  border-radius: var(--radius-md);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.image-modal__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 1.5rem;
}

@media (max-width: 900px) {
  .intro-overview,
  .pillar-showcase,
  .pathway-grid,
  .learning-steps {
    grid-template-columns: 1fr;
  }

  .pillar-map,
  .card-grid,
  .card-grid--three,
  .chapter-index__grid,
  .search-results__list,
  .work-card-grid,
  .glossary-term-grid,
  .glossary-jump-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header__inner {
    display: grid;
    min-height: 0;
    gap: 8px;
    padding-block: 10px 8px;
  }

  .site-brand {
    font-size: 1rem;
  }

  .site-nav {
    justify-content: flex-start;
    margin-inline: -4px;
    padding-bottom: 2px;
  }

  .site-nav a {
    min-height: 34px;
    padding: 7px 11px;
    font-size: 0.86rem;
  }

  .site-breadcrumbs__list {
    overflow-x: auto;
    padding-block: 8px;
    font-size: 0.82rem;
    scrollbar-width: none;
  }

  .site-breadcrumbs__list::-webkit-scrollbar {
    display: none;
  }

  .site-breadcrumbs__list li {
    flex: 0 0 auto;
  }

  .dict-hero {
    min-height: 590px;
  }

  .intro-overview,
  .pillar-intro,
  .pathway-section,
  .learning-flow {
    padding: 52px 22px;
  }

  .intro-overview__points {
    gap: 10px;
    margin-top: 20px;
  }

  .intro-overview__points p,
  .pathway-card,
  .learning-steps li {
    padding: 16px;
  }

  .intro-overview__photo img {
    aspect-ratio: 16 / 10;
  }

  .pillar-card {
    grid-template-columns: 108px minmax(0, 1fr);
    gap: 8px 12px;
    padding: 16px;
  }

  .pillar-card img {
    grid-row: 1 / span 4;
    height: 100%;
    min-height: 132px;
    max-height: 168px;
  }

  .pillar-card span,
  .pillar-card h3,
  .pillar-card p,
  .pillar-card strong {
    grid-column: 2;
  }

  .page-toc {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .pillar-map,
  .card-grid,
  .card-grid--three,
  .related-nav-grid,
  .chapter-index__grid,
  .search-results__list,
  .work-card-grid,
  .tech-grid,
  .tech-grid--compact,
  .glossary-term-grid,
  .glossary-jump-grid,
  .method-table > div,
  .timeline li,
  .glossary-list div {
    grid-template-columns: 1fr;
  }

  .glossary-term-card {
    min-height: 0;
    padding: 16px;
  }

  .material-thumb-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .material-thumb-card__body {
    padding: 13px;
  }

  .material-thumb-card h3 {
    font-size: 0.98rem;
  }

  .material-thumb-card p {
    font-size: 0.88rem;
    line-height: 1.65;
  }

  .material-thumb-card a {
    font-size: 0.84rem;
  }

  .chapter-card:first-child {
    grid-column: auto;
  }

  .chapter-index {
    padding-inline: 14px;
  }

  .term-cloud a {
    min-height: 38px;
    font-size: 0.92rem;
  }

  .dictionary-search {
    padding-inline: 14px;
  }

  .dictionary-search__inner {
    padding: 18px;
  }

  .search-box__field {
    grid-template-columns: 1fr;
  }

  .search-box input {
    min-height: 56px;
    font-size: 1rem;
  }

  .search-filters button,
  .quick-search button {
    flex: 1 1 auto;
  }

  .definition-card,
  .process-card,
  .dict-card,
  .tech-grid article {
    padding: 18px;
  }
}

@media (max-width: 480px) {
  .dict-hero {
    min-height: 560px;
  }

  .intro-overview,
  .pillar-intro,
  .pathway-section,
  .learning-flow {
    padding-inline: 20px;
    padding-block: 46px;
  }

  .pillar-intro__head,
  .pathway-section__head,
  .learning-flow__head {
    margin-bottom: 22px;
  }

  .dict-hero__lead,
  .dict-hero__actions a,
  .dictionary-search__intro p,
  .chapter-index__intro p,
  .pillar-intro__head p,
  .pathway-section__head p,
  .learning-flow__head p {
    font-size: 1rem;
  }

  .pathway-card {
    min-height: auto;
  }

  .dict-hero__actions {
    gap: 10px;
  }

  .dict-hero__actions a {
    flex: 1 1 100%;
    min-height: 44px;
  }

  .learning-steps li {
    grid-template-columns: 34px minmax(0, 1fr);
  }

  .learning-steps > li > span {
    width: 34px;
    height: 34px;
  }

  .page-toc {
    padding: 10px 14px;
  }

  .page-toc__list {
    gap: 6px;
  }

  .page-toc a {
    padding: 6px 9px;
    font-size: 0.875rem;
  }

  .dictionary-search__inner {
    gap: 18px;
    padding: 16px;
  }

  .search-box__field button {
    width: 100%;
    min-height: 48px;
  }

  .search-filters,
  .quick-search {
    gap: 8px;
  }

  .search-filters button,
  .quick-search button {
    flex: 1 1 calc(50% - 8px);
    padding-inline: 10px;
  }

  .related-links {
    align-items: stretch;
  }

  .related-links a,
  .related-nav-grid a {
    width: 100%;
  }

  .detail-photo-slot__placeholder {
    width: 100%;
    box-sizing: border-box;
    min-height: 0;
    height: min(220px, 56vw);
    aspect-ratio: auto;
    padding: 18px;
  }

  .detail-photo-slot__image {
    aspect-ratio: 4 / 3;
  }

  .detail-photo-slot__note {
    padding: 14px 16px;
  }

  .photo-lightbox {
    padding: 12px;
  }

  .photo-lightbox__dialog {
    max-height: calc(100vh - 24px);
    gap: 10px;
  }

  .photo-lightbox__close {
    width: 40px;
    height: 40px;
  }

  .photo-lightbox__image {
    max-height: calc(100vh - 138px);
    border-radius: 6px;
  }

  .photo-lightbox__caption {
    font-size: 0.86rem;
    line-height: 1.65;
  }

  .timeline li {
    gap: 6px;
  }

  .term-cloud a {
    max-width: 100%;
    overflow-wrap: anywhere;
  }
}