:root {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #f6f6f4;
  --surface-strong: #eeeeeb;
  --ink: #171717;
  --muted: #64645f;
  --line: #ddddda;
  --red: #b51f29;
  --red-dark: #8f1820;
  --red-soft: rgba(181, 31, 41, 0.1);
  --graphite: #2d2d2b;
  --shadow: 0 24px 80px rgba(23, 23, 23, 0.1);
  --radius-sm: 4px;
  --radius: 6px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans Armenian", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--red-dark);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  border: 2px solid var(--red-dark);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  font-size: 0.88rem;
  font-weight: 800;
  transform: translateY(calc(-100% - 24px));
  transition: transform 120ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

img {
  display: block;
  max-width: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: minmax(215px, 250px) minmax(0, 1fr) auto auto auto;
  align-items: center;
  gap: clamp(12px, 1.2vw, 22px);
  padding: 16px clamp(22px, 4vw, 72px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 38px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.language-switcher a {
  display: inline-flex;
  min-width: 34px;
  min-height: 30px;
  align-items: center;
  justify-content: center;
  border-radius: calc(var(--radius) - 3px);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 850;
  line-height: 1;
}

.language-switcher a:hover,
.language-switcher a:focus-visible,
.language-switcher a.is-active {
  background: rgba(181, 31, 41, 0.08);
  color: var(--red);
}

.brand {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 3px;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 145px;
  height: 40px;
  flex: 0 0 auto;
  object-fit: contain;
  object-position: left center;
}

.brand small {
  display: block;
}

.brand small {
  max-width: 215px;
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.18;
}

.main-nav {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: flex-end;
  gap: clamp(6px, 0.65vw, 11px);
  min-width: 0;
  color: var(--muted);
  font-size: clamp(0.68rem, 0.62vw, 0.78rem);
  font-weight: 700;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border-radius: calc(var(--radius) - 2px);
  white-space: nowrap;
  transition: color 160ms ease;
}

.main-nav .nav-status {
  display: inline-flex;
  align-items: center;
  min-height: 18px;
  padding: 2px 5px;
  border-radius: var(--radius-sm);
  background: var(--red-soft);
  color: var(--red-dark);
  font-size: 0.58rem;
  font-weight: 850;
  line-height: 1;
  text-transform: uppercase;
}

.main-nav-group {
  position: relative;
}

.main-nav-group summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: calc(var(--radius) - 2px);
  cursor: pointer;
  list-style: none;
  white-space: nowrap;
  transition: color 160ms ease;
}

.main-nav-group summary::-webkit-details-marker {
  display: none;
}

.main-nav-group summary::after {
  width: 5px;
  height: 5px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  content: "";
  transform: rotate(45deg) translateY(-2px);
}

.main-nav-group > div {
  position: absolute;
  z-index: 20;
  top: calc(100% + 12px);
  left: 50%;
  display: grid;
  min-width: 220px;
  max-width: min(340px, calc(100vw - 48px));
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(-4px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.main-nav-group[open] > div,
.main-nav-group:hover > div,
.main-nav-group:focus-within > div {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.main-nav-group > div a {
  padding: 10px;
  white-space: normal;
}

.header-support {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--red);
  border-radius: var(--radius);
  padding: 9px 14px;
  background: var(--red);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 850;
  line-height: 1;
  white-space: nowrap;
}

.header-support:hover,
.header-support:focus-visible {
  background: var(--red-dark);
  color: #fff;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.is-active,
.main-nav-group summary:hover,
.main-nav-group summary:focus-visible,
.main-nav-group summary.is-active {
  color: var(--red);
}

.menu-button {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.menu-button span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.section-pad {
  padding: 88px max(24px, calc((100vw - var(--max)) / 2));
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  min-height: auto;
  padding-top: 58px;
  padding-bottom: 64px;
  background:
    linear-gradient(90deg, rgba(181, 31, 41, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(23, 23, 23, 0.045) 1px, transparent 1px);
  background-size: 78px 78px;
}

.hero-copy {
  display: grid;
  justify-items: center;
  min-width: 0;
  text-align: center;
}

.hero-copy,
.section-intro,
.section-head,
.applications,
.visual-copy,
.contact-copy {
  overflow-wrap: anywhere;
}

.definition {
  margin: 0 0 18px;
  color: var(--red);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0;
}

.hero h1,
.section-intro h2,
.section-head h2,
.applications h2,
.visual-copy h2,
.contact h2 {
  margin: 0;
  letter-spacing: 0;
  line-height: 1.08;
}

.hero h1 {
  max-width: 1020px;
  font-size: clamp(2.6rem, 4.8vw, 4.6rem);
  font-weight: 800;
  overflow-wrap: normal;
}

.hero h1 span {
  display: block;
}

.hero p:not(.definition) {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--graphite);
  font-size: clamp(1.02rem, 1.6vw, 1.2rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  min-width: 0;
  max-width: 100%;
  border-radius: var(--radius);
  padding: 13px 20px;
  border: 1px solid transparent;
  font-weight: 800;
  line-height: 1.2;
  overflow-wrap: anywhere;
  text-align: center;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(181, 31, 41, 0.24);
  outline-offset: 3px;
}

.button-primary {
  background: var(--red);
  color: #fff;
}

.button-primary:hover {
  background: var(--red-dark);
}

.button-secondary {
  border-color: var(--line);
  background: #fff;
  color: var(--ink);
}

.hero-board {
  position: relative;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-board img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center top;
}

.board-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  border-top: 1px solid var(--line);
  background: var(--line);
}

.board-steps span {
  position: relative;
  display: grid;
  min-height: 62px;
  place-items: center;
  background: #fff;
  color: var(--ink);
  padding-inline: 8px;
  font-size: clamp(0.78rem, 0.82vw, 0.94rem);
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  overflow-wrap: anywhere;
}

.board-steps span::after {
  position: absolute;
  bottom: 14px;
  left: 50%;
  width: 34px;
  height: 2px;
  background: var(--red);
  content: "";
  transform: translateX(-50%);
}

.theory {
  background: var(--surface);
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: 48px;
  align-items: start;
}

.section-intro h2,
.section-head h2,
.applications h2,
.visual-copy h2,
.contact h2 {
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 800;
}

.section-intro p,
.section-head p,
.applications p,
.visual-copy p,
.contact p {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.thesis-grid,
.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 56px;
  border: 1px solid var(--line);
  background: var(--line);
}

.thesis,
.concept-card,
.pathway-step,
.application-item {
  background: #fff;
}

.thesis,
.concept-card {
  padding: 28px;
}

.thesis strong,
.pathway-step span {
  display: block;
  color: var(--red);
  font-size: 0.84rem;
  font-weight: 800;
}

.thesis h3,
.concept-card h3,
.pathway-step h3,
.application-item h3 {
  margin: 14px 0 8px;
  font-size: 1.2rem;
  line-height: 1.28;
}

.pathway-step h3 {
  font-size: 1.02rem;
}

.pathway-step p {
  font-size: 0.94rem;
  line-height: 1.5;
}

.thesis p,
.concept-card p,
.pathway-step p,
.application-item p {
  margin: 0;
  color: var(--muted);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 42px;
  margin-bottom: 38px;
}

.section-head p {
  max-width: 460px;
}

.pathway {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  position: relative;
  border: 1px solid var(--line);
  background: var(--line);
}

.pathway-step {
  position: relative;
  min-height: 260px;
  padding: 24px 20px;
  background:
    linear-gradient(180deg, rgba(181, 31, 41, 0.04), transparent 42%),
    #fff;
}

.pathway-step i {
  position: absolute;
  top: 50%;
  right: -12px;
  z-index: 2;
  width: 23px;
  height: 1px;
  background: var(--red);
}

.scale {
  display: grid;
  grid-template-columns: minmax(320px, 0.62fr) minmax(0, 1.38fr);
  gap: 58px;
  align-items: start;
  background:
    linear-gradient(90deg, rgba(181, 31, 41, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(23, 23, 23, 0.045) 1px, transparent 1px),
    #fff;
  background-size: 78px 78px;
}

.scale > * {
  min-width: 0;
}

.scale-content {
  display: grid;
  gap: 32px;
  min-width: 0;
}

.scale .pathway-step {
  min-height: 200px;
  padding: 20px 16px;
}

.scale-head {
  position: sticky;
  top: 110px;
}

.scale-head h2 {
  margin: 0;
  font-size: clamp(2.15rem, 3.25vw, 3.45rem);
  font-weight: 800;
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.scale-head p {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.scale-map {
  counter-reset: scale;
  display: grid;
  border-top: 1px solid var(--line);
}

.scale-row {
  position: relative;
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 8px 24px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

.scale-row::before {
  position: absolute;
  top: 72px;
  bottom: -1px;
  left: 20px;
  width: 1px;
  background: rgba(181, 31, 41, 0.2);
  content: "";
}

.scale-row:last-child::before {
  display: none;
}

.scale-row > * {
  min-width: 0;
}

.scale-row span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(181, 31, 41, 0.28);
  border-radius: 50%;
  background: #fff;
  color: var(--red);
  font-size: 0.82rem;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(23, 23, 23, 0.06);
}

.scale-row h3 {
  grid-column: 2;
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.scale-row p,
.scale-row strong {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.scale-row p,
.scale-row strong {
  grid-column: 2;
}

.scale-row strong {
  color: var(--graphite);
  font-weight: 700;
}

.concepts {
  background: #fbfbfa;
}

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

.concept-symbol {
  display: block;
  width: auto;
  max-width: 100%;
  height: clamp(92px, 8vw, 118px);
  margin: 0;
  object-fit: contain;
  object-position: left center;
  filter: grayscale(1);
}

.concept-card:has(.concept-symbol) {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0 24px;
  align-items: start;
}

.concept-copy {
  min-width: 0;
}

.concept-card h3 {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: var(--ink);
}

.domain-index {
  display: inline-grid;
  min-width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(181, 31, 41, 0.28);
  border-radius: 50%;
  background: #fff;
  color: var(--red);
  font-size: 0.82rem;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 10px 24px rgba(23, 23, 23, 0.06);
}

.applications {
  display: grid;
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  gap: 58px;
  align-items: start;
}

.applications > div:first-child {
  position: sticky;
  top: 110px;
}

.applications p {
  margin-top: 18px;
}

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

.application-item {
  padding: 24px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--red);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, var(--red-soft), transparent 36%),
    #fff;
}

.visual-section {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(520px, 1.18fr);
  gap: 64px;
  align-items: center;
  background: var(--surface);
}

.visual-copy p {
  margin-top: 18px;
}

.visual-copy .button {
  margin-top: 24px;
}

.visual-copy {
  width: 100%;
  max-width: 620px;
  min-width: 0;
  justify-self: start;
}

.visual-section img {
  width: min(100%, 860px);
  height: auto;
  aspect-ratio: 1200 / 903;
  justify-self: end;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.site-map-preview {
  background: #fff;
  padding-top: 72px;
  padding-bottom: 72px;
}

.page-link-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.page-link-card {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  min-height: 0;
  gap: 6px 12px;
  align-content: start;
  padding: 18px;
  border: 1px solid var(--line);
  background: #fff;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.page-link-card:hover,
.page-link-card:focus-visible {
  border-color: rgba(181, 31, 41, 0.32);
  box-shadow: 0 14px 32px rgba(23, 23, 23, 0.07);
  transform: translateY(-2px);
}

.page-link-card span {
  grid-row: 1 / span 2;
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 800;
}

.page-link-card h3 {
  grid-column: 2;
  margin: 0;
  font-size: 1rem;
  line-height: 1.24;
}

.page-link-card p {
  grid-column: 2;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.content-page {
  background: #fff;
}

.content-hero {
  background:
    linear-gradient(90deg, rgba(181, 31, 41, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(23, 23, 23, 0.045) 1px, transparent 1px),
    #fff;
  background-size: 78px 78px;
}

body[data-page="author"] .content-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 360px);
  align-items: center;
  gap: clamp(28px, 5vw, 72px);
}

.content-hero > div {
  max-width: 980px;
}

.content-hero-portrait {
  justify-self: end;
  width: min(100%, 360px);
  margin: 0;
  border: 1px solid rgba(23, 23, 23, 0.14);
  border-radius: var(--radius);
  padding: 10px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 22px 60px rgba(23, 23, 23, 0.08);
}

.content-hero-portrait[hidden] {
  display: none;
}

.content-hero-portrait img {
  width: 100%;
  aspect-ratio: 4 / 4.45;
  border-radius: calc(var(--radius) - 2px);
  object-fit: cover;
  object-position: center top;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 28px;
  color: var(--red);
  font-size: 0.86rem;
  font-weight: 800;
}

.back-link::before {
  width: 34px;
  height: 1px;
  background: currentColor;
  content: "";
}

.content-hero h1 {
  margin: 0;
  max-width: 930px;
  font-size: clamp(2.3rem, 5.4vw, 5.5rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.06;
  text-wrap: balance;
}

body[data-page="concepts"] .content-hero h1 {
  max-width: 820px;
  font-size: clamp(2rem, 4.25vw, 4.25rem);
}

.content-hero p {
  max-width: 850px;
  margin: 26px 0 0;
  color: var(--graphite);
  font-size: clamp(1.03rem, 1.65vw, 1.24rem);
  line-height: 1.65;
}

.content-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
}

.content-hero-meta span {
  display: inline-grid;
  gap: 4px;
  min-width: 132px;
  border-top: 1px solid rgba(181, 31, 41, 0.34);
  padding-top: 10px;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 800;
}

.content-hero-meta strong {
  color: var(--red);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.content-shell {
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  gap: 64px;
  align-items: start;
  background: var(--surface);
}

.content-index {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.content-index-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  text-align: left;
}

.content-index-toggle span:last-child {
  display: none;
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 160ms ease;
}

.content-index nav {
  display: grid;
  gap: 10px;
}

.content-index a {
  border-radius: calc(var(--radius) - 2px);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.35;
}

.content-index a:hover,
.content-index a:focus-visible {
  color: var(--red);
}

.article-content {
  counter-reset: page-section;
  display: grid;
  border-top: 1px solid var(--line);
}

.article-library {
  grid-column: 2;
  display: grid;
  gap: 24px;
  padding-top: 34px;
}

.article-library[hidden] {
  display: none;
}

.concept-library {
  grid-column: 2;
  display: grid;
  gap: 28px;
  padding-top: 8px;
}

.concept-library[hidden] {
  display: none;
}

.publication-library {
  grid-column: 2;
  display: grid;
  gap: 24px;
  padding-top: 34px;
}

.publication-library[hidden] {
  display: none;
}

.questionnaire-library {
  grid-column: 2;
  display: grid;
  gap: 24px;
  padding-top: 34px;
}

.questionnaire-library[hidden] {
  display: none;
}

.report-library {
  grid-column: 2;
  display: grid;
  gap: 24px;
  padding-top: 34px;
}

.report-library[hidden] {
  display: none;
}

.article-library-head {
  display: grid;
  gap: 12px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.article-library-head span,
.article-card-meta span,
.concept-library-head span,
.publication-library-head span,
.questionnaire-head > span,
.report-head > span,
.concept-section-title span,
.concept-term-card span,
.concept-domain-head > span,
.questionnaire-section-head > span,
.report-document-head > span,
.report-section > span {
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.article-library-head h2,
.concept-library-head h2,
.publication-library-head h2,
.questionnaire-head h2,
.report-head h2,
.report-document-head h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  line-height: 1.12;
}

.article-library-head p,
.concept-library-head p,
.publication-library-head p,
.questionnaire-head p,
.report-head p,
.report-document-head p {
  max-width: 820px;
  margin: 0;
  color: var(--muted);
  font-size: 1.04rem;
  line-height: 1.65;
}

.concept-library-head,
.concept-terms,
.concept-domains {
  display: grid;
  gap: 20px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.publication-library-head {
  display: grid;
  gap: 12px;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.questionnaire-head,
.questionnaire-form,
.questionnaire-output {
  display: grid;
  gap: 18px;
}

.questionnaire-head,
.report-head {
  padding-top: 34px;
  border-top: 1px solid var(--line);
}

.questionnaire-dimensions,
.report-dimensions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.questionnaire-dimensions span,
.report-dimensions span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.questionnaire-section {
  display: grid;
  gap: 18px;
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.questionnaire-section-head {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
}

.questionnaire-section-head h3 {
  margin: 0;
  font-size: clamp(1.22rem, 2vw, 1.7rem);
  line-height: 1.2;
  overflow-wrap: break-word;
}

.questionnaire-section-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.questionnaire-question {
  display: grid;
  gap: 14px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.questionnaire-question legend {
  max-width: 820px;
  padding: 0;
  font-weight: 800;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.questionnaire-options {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.questionnaire-option {
  display: grid;
  min-width: 0;
  cursor: pointer;
}

.questionnaire-option input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
}

.questionnaire-option span {
  display: grid;
  min-height: 118px;
  align-content: space-between;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: var(--surface);
  color: var(--graphite);
  transition: border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.questionnaire-option strong,
.questionnaire-option small {
  overflow-wrap: anywhere;
}

.questionnaire-option small {
  color: var(--muted);
  font-weight: 800;
}

.questionnaire-option input:checked + span {
  border-color: rgba(181, 31, 41, 0.52);
  background: var(--red-soft);
  box-shadow: inset 0 0 0 1px rgba(181, 31, 41, 0.2);
}

.questionnaire-option input:focus-visible + span {
  outline: 3px solid rgba(181, 31, 41, 0.24);
  outline-offset: 3px;
}

.questionnaire-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  min-width: 0;
}

.questionnaire-output {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 30px);
  background: #fff;
}

.questionnaire-output h3,
.questionnaire-output p {
  margin: 0;
}

.questionnaire-output p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.6;
}

.questionnaire-output pre {
  max-width: 100%;
  max-height: 420px;
  margin: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #171717;
  color: #fff;
  font-size: 0.84rem;
  line-height: 1.55;
}

.questionnaire-output code {
  white-space: pre;
}

.report-head,
.report-input-panel,
.report-document,
.report-rendered-json {
  display: grid;
  gap: 18px;
}

.report-input-panel,
.report-document,
.report-rendered-json {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 30px);
  background: #fff;
}

.report-input-panel label,
.report-rendered-json h3 {
  margin: 0;
  font-weight: 800;
}

.report-input-panel textarea {
  width: 100%;
  min-height: 360px;
  resize: vertical;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--surface);
  color: var(--graphite);
  font: 0.9rem/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.report-input-panel textarea:focus-visible {
  outline: 3px solid rgba(181, 31, 41, 0.2);
  outline-offset: 2px;
}

.report-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  min-width: 0;
}

.report-error {
  border: 1px solid rgba(181, 31, 41, 0.38);
  border-radius: var(--radius);
  padding: 14px 16px;
  background: var(--red-soft);
  color: var(--red-dark);
  font-weight: 700;
}

.report-error p {
  margin: 0;
}

.report-document-head {
  display: grid;
  gap: 10px;
}

.report-section-grid {
  display: grid;
  gap: 14px;
}

.report-section {
  display: grid;
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.report-section h3,
.report-section p,
.report-section strong {
  margin: 0;
}

.report-section h3 {
  font-size: clamp(1.12rem, 1.7vw, 1.42rem);
  line-height: 1.25;
}

.report-section p {
  color: var(--muted);
  line-height: 1.65;
}

.report-section strong {
  display: inline-flex;
  width: fit-content;
  max-width: 100%;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  background: #fff;
  color: var(--graphite);
  overflow-wrap: anywhere;
}

.report-rendered-json pre {
  max-width: 100%;
  max-height: 360px;
  margin: 0;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: #171717;
  color: #fff;
  font-size: 0.84rem;
  line-height: 1.55;
}

.report-rendered-json code {
  white-space: pre;
}

.publication-card {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: clamp(22px, 4vw, 42px);
  padding: clamp(24px, 4vw, 42px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.88)),
    linear-gradient(90deg, rgba(181, 31, 41, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(181, 31, 41, 0.06) 1px, transparent 1px);
  background-size: auto, 58px 58px, 58px 58px;
}

.publication-card-main {
  display: grid;
  gap: 18px;
  min-width: 0;
}

.publication-card h3 {
  margin: 0;
  font-size: clamp(1.45rem, 2.5vw, 2.6rem);
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.publication-card p {
  max-width: 760px;
  margin: 0;
  color: var(--graphite);
  font-size: 1.03rem;
  line-height: 1.65;
}

.publication-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.publication-facts {
  display: grid;
  gap: 12px;
  align-content: start;
  margin: 0;
}

.publication-facts div {
  display: grid;
  gap: 6px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.82);
}

.publication-facts dt {
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.publication-facts dd {
  margin: 0;
  color: var(--graphite);
  line-height: 1.5;
}

.concept-section-title {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

.concept-section-title h2 {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 3rem);
  line-height: 1.12;
}

.concept-term-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.concept-sequence {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.concept-sequence span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--graphite);
  font-size: 0.9rem;
  font-weight: 800;
}

.concept-sequence span:not(:last-child)::after {
  color: var(--red);
  content: "→";
}

.concept-term-card {
  display: grid;
  gap: 10px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.concept-term-card h3 {
  margin: 0;
  font-size: clamp(1.1rem, 1.6vw, 1.45rem);
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.concept-term-card p {
  margin: 0;
  color: var(--graphite);
  line-height: 1.6;
}

.concept-domain-grid {
  display: grid;
  gap: 18px;
}

.concept-domain-jumps {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.concept-domain-jumps strong {
  color: var(--ink);
  font-size: 0.86rem;
  text-transform: uppercase;
}

.concept-domain-jumps div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.concept-domain-jumps a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid rgba(181, 31, 41, 0.22);
  border-radius: 999px;
  background: var(--red-soft);
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.2;
}

.concept-domain-jumps a:hover,
.concept-domain-jumps a:focus-visible {
  border-color: rgba(181, 31, 41, 0.55);
  color: var(--red);
}

.concept-domain-card {
  display: grid;
  gap: 22px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.concept-domain-accordion {
  scroll-margin-top: 110px;
}

.concept-domain-summary,
.concept-form-disclosure summary {
  cursor: pointer;
  list-style: none;
}

.concept-domain-summary::-webkit-details-marker,
.concept-form-disclosure summary::-webkit-details-marker {
  display: none;
}

.concept-domain-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
}

.concept-domain-summary > b,
.concept-form-disclosure summary > b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 7px 11px;
  border: 1px solid rgba(181, 31, 41, 0.22);
  border-radius: 999px;
  background: var(--red-soft);
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 850;
  line-height: 1.15;
  text-align: center;
  white-space: nowrap;
}

.concept-domain-summary > b span:last-child,
.concept-form-disclosure summary > b span:last-child,
.concept-domain-accordion[open] > .concept-domain-summary > b span:first-child,
.concept-form-disclosure[open] summary > b span:first-child {
  display: none;
}

.concept-domain-accordion[open] > .concept-domain-summary > b span:last-child,
.concept-form-disclosure[open] summary > b span:last-child {
  display: inline;
}

.concept-domain-accordion[open] > .concept-domain-summary > b,
.concept-form-disclosure[open] summary > b {
  background: #fff;
  color: var(--muted);
}

.concept-domain-summary:focus-visible,
.concept-form-disclosure summary:focus-visible {
  outline: 3px solid rgba(181, 31, 41, 0.24);
  outline-offset: 4px;
}

.concept-domain-head {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.concept-domain-head h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.2vw, 2.2rem);
  line-height: 1.12;
}

.concept-domain-head > span {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid rgba(181, 31, 41, 0.28);
  border-radius: 50%;
  background: var(--red-soft);
}

.concept-domain-head p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.concept-domain-head .concept-domain-summary-description {
  max-width: 78ch;
  margin-top: 14px;
  color: var(--graphite);
  font-size: 0.98rem;
  line-height: 1.68;
}

.concept-domain-detail {
  display: grid;
  gap: 18px;
  padding: 20px;
  border: 1px solid rgba(31, 44, 45, 0.1);
  border-radius: var(--radius-sm);
  background: #faf9f7;
}

.concept-domain-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(220px, 0.85fr);
  gap: 18px;
  align-items: stretch;
}

.concept-domain-overview > p {
  margin: 0;
  color: var(--graphite);
  line-height: 1.7;
}

.concept-mini-graphic {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.concept-mini-graphic figcaption {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.concept-mini-graphic div {
  display: grid;
  gap: 8px;
}

.concept-mini-graphic strong,
.concept-mini-graphic span {
  display: block;
  padding: 9px 11px;
  border-radius: 999px;
  font-size: 0.9rem;
  line-height: 1.25;
}

.concept-mini-graphic strong {
  border: 1px solid rgba(181, 31, 41, 0.28);
  background: var(--red-soft);
}

.concept-mini-graphic span {
  border: 1px solid rgba(35, 82, 107, 0.16);
  background: rgba(35, 82, 107, 0.07);
}

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

.concept-form-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.concept-detail-block {
  display: grid;
  gap: 9px;
  min-width: 0;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
}

.concept-detail-block h4 {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.25;
}

.concept-detail-block p,
.concept-detail-block li {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.concept-detail-block ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 18px;
}

.concept-interaction-list {
  display: grid;
  gap: 10px;
}

.concept-interaction-list div {
  display: grid;
  gap: 5px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.concept-interaction-list div:first-child {
  padding-top: 0;
  border-top: 0;
}

.concept-domain-card > ol {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.concept-domain-accordion > ol {
  grid-template-columns: 1fr;
}

.concept-domain-card > ol > li {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  min-width: 0;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #faf9f7;
}

.concept-domain-card > ol > li.concept-form-card--detailed {
  display: block;
  padding: 0;
  background: #fff;
}

.concept-form-disclosure summary {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 15px;
}

.concept-form-disclosure summary span {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.concept-form-disclosure summary em {
  color: var(--muted);
  font-size: 0.92rem;
  font-style: normal;
  line-height: 1.55;
}

.concept-form-disclosure summary strong {
  color: var(--ink);
}

.concept-domain-card > ol > li > img,
.concept-form-disclosure summary img {
  width: 64px;
  height: 64px;
  object-fit: contain;
  border-radius: 50%;
  filter: grayscale(0.08);
}

.concept-domain-card > ol > li > div {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.concept-domain-card > ol > li > div > strong,
.concept-form-disclosure summary strong {
  font-size: 0.95rem;
  line-height: 1.25;
  overflow-wrap: break-word;
}

.concept-domain-card > ol > li > div > span {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.55;
}

.concept-form-detail {
  grid-column: 1 / -1;
  margin-top: 8px;
  padding: 0 15px 15px;
}

.article-card-grid {
  display: grid;
  gap: 16px;
}

.article-card {
  display: grid;
  gap: 16px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.article-card.is-active {
  border-color: rgba(181, 31, 41, 0.42);
  box-shadow: 0 18px 44px rgba(20, 20, 20, 0.08);
}

.article-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.article-card-meta span {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  border: 1px solid rgba(181, 31, 41, 0.24);
  border-radius: 999px;
  padding: 5px 10px;
  background: var(--red-soft);
}

.article-card h3 {
  margin: 0;
  font-size: clamp(1.25rem, 2vw, 2rem);
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.article-card h3 a {
  color: inherit;
}

.article-card h3 a:hover,
.article-card h3 a:focus-visible {
  color: var(--red);
}

.article-card p {
  margin: 0;
  color: var(--graphite);
  line-height: 1.65;
}

.article-card-tags,
.article-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.article-card-tags span,
.article-card-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.article-card-links strong {
  width: 100%;
  color: var(--graphite);
  font-size: 0.86rem;
  font-weight: 800;
}

.article-read-link {
  justify-self: start;
  color: var(--red);
  font-size: 0.92rem;
  font-weight: 800;
}

.article-detail {
  display: grid;
  gap: 30px;
  padding: clamp(28px, 4vw, 52px);
  border: 1px solid rgba(181, 31, 41, 0.26);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #fff 0%, #f9f8f6 100%);
  box-shadow: 0 24px 70px rgba(20, 20, 20, 0.08);
}

.article-detail-head {
  display: grid;
  gap: 16px;
  max-width: 980px;
}

.article-detail-head h2 {
  margin: 0;
  font-size: clamp(2rem, 4.8vw, 4.4rem);
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.article-detail-head p {
  margin: 0;
  color: var(--graphite);
  font-size: clamp(1.04rem, 1.5vw, 1.28rem);
  line-height: 1.65;
}

.article-detail-sections {
  display: grid;
  border-top: 1px solid var(--line);
}

.article-detail-sections section {
  display: grid;
  grid-template-columns: 54px minmax(0, 280px) minmax(0, 1fr);
  gap: 18px 26px;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}

.article-detail-sections span {
  color: var(--red);
  font-size: 0.82rem;
  font-weight: 800;
}

.article-detail-sections h3 {
  margin: 0;
  font-size: clamp(1.15rem, 1.8vw, 1.8rem);
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.article-detail-sections p {
  margin: 0;
  color: var(--graphite);
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.article-detail-related {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.article-detail-related div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.article-detail-related strong {
  width: 100%;
  font-size: 0.86rem;
  font-weight: 800;
}

.article-detail-related a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 11px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
}

.page-section {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 10px 28px;
  align-items: start;
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
}

.page-section > * {
  min-width: 0;
}

.page-section span {
  color: var(--red);
  font-size: 0.86rem;
  font-weight: 800;
}

.page-section h2 {
  grid-column: 2;
  margin: 0;
  font-size: clamp(1.45rem, 2.4vw, 2.35rem);
  line-height: 1.16;
  overflow-wrap: anywhere;
}

.page-section p {
  grid-column: 2;
  margin: 0;
  color: var(--graphite);
  font-size: 1.04rem;
  line-height: 1.65;
  overflow-wrap: anywhere;
}

.support-account-grid {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
  scroll-margin-top: 104px;
}

.support-trust-note {
  grid-column: 2;
  border-left: 3px solid var(--red);
  padding: 12px 14px;
  background: rgba(181, 31, 41, 0.06);
  color: var(--graphite);
  font-size: 0.95rem;
}

.support-account-card {
  display: grid;
  gap: 12px;
  border: 1px solid rgba(181, 31, 41, 0.22);
  border-radius: var(--radius);
  padding: 18px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(23, 23, 23, 0.06);
}

.support-account-card strong {
  color: var(--red);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.support-account-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.support-account-card span {
  display: grid;
  gap: 3px;
  color: var(--ink);
}

.support-account-card em {
  color: var(--muted);
  font-size: 0.78rem;
  font-style: normal;
  font-weight: 800;
}

.support-account-card b {
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 850;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.copy-button {
  min-height: 32px;
  border: 1px solid rgba(181, 31, 41, 0.24);
  border-radius: calc(var(--radius) - 2px);
  padding: 7px 10px;
  background: rgba(181, 31, 41, 0.06);
  color: var(--red);
  font-size: 0.74rem;
  font-weight: 850;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.copy-button:hover,
.copy-button:focus-visible,
.copy-button.is-copied {
  border-color: var(--red);
  background: var(--red);
  color: #fff;
}

.page-subpage-map {
  padding-top: 0;
}

.page-subpage-map .subpage-card-grid {
  grid-column: 2;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 8px;
}

.subpage-card {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 6px 12px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.subpage-card:hover,
.subpage-card:focus-visible {
  border-color: rgba(181, 31, 41, 0.34);
  box-shadow: 0 14px 32px rgba(23, 23, 23, 0.07);
  transform: translateY(-2px);
}

.subpage-card span {
  grid-row: 1 / span 2;
  color: var(--red);
  font-size: 0.8rem;
  font-weight: 800;
}

.subpage-card strong {
  min-width: 0;
  font-size: 1.02rem;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.subpage-card em {
  min-width: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: normal;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.page-cta {
  background: var(--ink);
  color: #fff;
}

.page-cta > div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.page-cta h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 4rem);
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.page-cta-actions {
  display: grid;
  justify-items: end;
  gap: 16px;
}

.page-cta-actions [hidden] {
  display: none !important;
}

.page-siblings {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.page-siblings a {
  min-width: 150px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  padding: 10px 12px;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 800;
}

.page-siblings span {
  display: block;
  margin-bottom: 3px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 0.72rem;
  text-transform: uppercase;
}

.page-siblings a:hover,
.page-siblings a:focus-visible {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.08);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: 58px;
  background: var(--ink);
  color: #fff;
}

.contact h2 {
  max-width: 860px;
  font-size: clamp(2.35rem, 5.4vw, 5.15rem);
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.contact p {
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.72);
}

.contact-details {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.contact-details a {
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 10px 14px;
  color: #fff;
  font-weight: 800;
}

.contact-details a:hover,
.contact-details a:focus-visible {
  border-color: rgba(255, 255, 255, 0.48);
  background: rgba(255, 255, 255, 0.08);
}

.contact-panel {
  display: grid;
  align-content: start;
  gap: 20px;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
}

.contact-panel h3 {
  margin: 0;
  color: #fff;
  font-size: 1.35rem;
  line-height: 1.25;
  font-weight: 800;
}

.contact-panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-panel li {
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.48;
}

.contact-panel li::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 10px;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 50%;
  vertical-align: 0.08em;
}

.support-details {
  display: grid;
  gap: 6px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.06);
}

.support-details strong {
  color: #fff;
  font-size: 1rem;
}

.support-details span {
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.45;
}

.support-details span:last-child {
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(24px, calc((100vw - var(--max)) / 2));
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--red);
  font-weight: 800;
}

@media (max-width: 1180px) {
  .scale {
    grid-template-columns: 1fr;
  }

  .scale-head {
    position: static;
  }

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

  .contact {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto auto auto;
    padding-inline: 20px;
  }

  .main-nav {
    position: fixed;
    top: 100%;
    left: 20px;
    right: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav-group {
    border-bottom: 1px solid var(--line);
  }

  .main-nav-group:last-child {
    border-bottom: 0;
  }

  .main-nav-group summary {
    justify-content: space-between;
    padding: 12px;
  }

  .main-nav-group > div {
    position: static;
    min-width: 0;
    max-width: none;
    padding: 0 0 8px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .main-nav-group[open] > div,
  .main-nav-group:hover > div,
  .main-nav-group:focus-within > div {
    transform: none;
  }

  .main-nav a {
    padding: 12px;
  }

  .menu-button {
    display: block;
  }

  .hero,
  .section-intro,
  .scale,
  .applications,
  .visual-section,
  .contact,
  .content-shell {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
    padding-bottom: 72px;
  }

  .hero-board img {
    aspect-ratio: 16 / 9;
  }

  .visual-section img {
    width: 100%;
    justify-self: stretch;
  }

  .visual-copy {
    width: 100%;
  }

  .thesis-grid,
  .pathway,
  .page-link-grid {
    grid-template-columns: 1fr;
  }

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

  .pathway-step i {
    top: 16px;
    right: 28px;
    bottom: -29px;
    width: 1px;
    height: 30px;
  }

  .section-head {
    display: block;
  }

  .section-head p {
    margin-top: 14px;
  }

  .concept-card:has(.concept-symbol) {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .applications > div:first-child {
    position: static;
  }

  .scale-head {
    position: static;
  }

  .content-index {
    position: static;
  }

  .article-library {
    grid-column: 1;
  }

  .concept-library {
    grid-column: 1;
  }

  .concept-domain-overview,
  .concept-detail-grid,
  .concept-form-detail {
    grid-template-columns: 1fr;
  }

  .publication-library {
    grid-column: 1;
  }

  .questionnaire-library {
    grid-column: 1;
  }

  .report-library {
    grid-column: 1;
  }

  .publication-card {
    grid-template-columns: 1fr;
  }

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

  .concept-term-grid,
  .concept-domain-card > ol {
    grid-template-columns: 1fr;
  }

  .article-detail-sections section {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 10px 18px;
  }

  .article-detail-sections h3,
  .article-detail-sections p {
    grid-column: 2;
  }

  .article-detail-related {
    grid-template-columns: 1fr;
  }

  .page-section {
    grid-template-columns: 48px 1fr;
    gap: 12px 20px;
  }

  .page-section p,
  .page-subpage-map .subpage-card-grid {
    grid-column: 2;
  }

  .page-subpage-map .subpage-card-grid {
    grid-template-columns: 1fr;
  }

  .page-cta > div {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-cta-actions {
    width: 100%;
    justify-items: stretch;
  }

  .page-siblings {
    justify-content: stretch;
  }

  .page-siblings a {
    flex: 1 1 180px;
  }
}

@media (max-width: 640px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
  }

  .section-pad {
    padding: 72px 18px;
  }

  .site-header {
    display: grid;
    grid-template-columns: auto 42px minmax(0, 1fr);
    grid-template-areas:
      "brand brand brand"
      "language menu support";
    position: sticky;
    align-items: center;
    gap: 8px;
    width: 100%;
    max-width: 100vw;
    min-height: 74px;
    padding-inline: 16px;
  }

  .brand {
    grid-area: brand;
    flex: 1 1 0;
    min-width: 0;
    padding-right: 0;
  }

  .brand-logo {
    width: min(145px, 100%);
    height: auto;
  }

  .menu-button {
    grid-area: menu;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    justify-self: start;
    gap: 5px;
    width: 42px;
    height: 42px;
    position: static;
    z-index: 3;
    border-color: var(--red);
    background: var(--red);
  }

  .menu-button span {
    width: 18px;
    height: 2px;
    margin: 0;
    background: #fff;
  }

  .main-nav {
    left: 16px;
    right: 16px;
    max-height: calc(100vh - 92px);
    overflow-y: auto;
  }

  .brand small {
    display: none;
  }

  .header-support {
    grid-area: support;
    display: inline-flex;
    min-height: 42px;
    justify-self: end;
    padding: 8px 10px;
    font-size: 0.7rem;
  }

  .language-switcher {
    grid-area: language;
    justify-self: start;
    min-height: 36px;
    max-width: 100%;
    padding: 2px;
  }

  .language-switcher a {
    min-width: 26px;
    min-height: 28px;
    font-size: 0.64rem;
  }

  .hero {
    gap: 32px;
    padding-top: 40px;
    overflow: hidden;
  }

  .hero-copy,
  .hero-copy > * {
    max-width: 100%;
    min-width: 0;
  }

  .hero h1 {
    width: 100%;
    max-width: 100%;
    font-size: clamp(2.05rem, 11vw, 2.75rem);
    line-height: 1.05;
    overflow-wrap: normal;
    word-break: normal;
    hyphens: none;
    text-wrap: balance;
  }

  .hero h1 span {
    display: inline;
  }

  .content-hero h1 {
    width: 100%;
    max-width: min(100%, 11ch);
    font-size: clamp(1.6rem, 8.4vw, 2.1rem);
    line-height: 1.08;
    overflow-wrap: anywhere;
    word-break: break-all;
    hyphens: auto;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .button {
    min-height: 52px;
    padding-inline: 14px;
    font-size: 0.88rem;
    line-height: 1.25;
    white-space: normal;
    text-align: center;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .definition {
    width: min(100%, 30ch);
    max-width: 100%;
    font-size: 0.78rem;
    line-height: 1.35;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .hero p:not(.definition) {
    width: 100%;
    max-width: 32ch;
    font-size: 0.98rem;
  }

  .hero-board img {
    aspect-ratio: 4 / 3;
    object-position: center;
  }

  .board-steps {
    grid-template-columns: 1fr;
  }

  .board-steps span {
    min-height: 48px;
    justify-items: start;
    padding-inline: 18px;
    text-align: left;
  }

  .board-steps span::after {
    left: 18px;
    transform: none;
  }

  .concept-grid {
    grid-template-columns: 1fr;
  }

  .content-hero h1 {
    display: block;
    width: min(100%, 34ch);
    max-width: 100%;
    font-size: clamp(1.25rem, 5vw, 1.58rem);
    white-space: normal;
    text-wrap: wrap;
    overflow-wrap: anywhere;
    word-break: normal;
  }

  .content-hero > div,
  .content-hero-portrait,
  .content-hero p,
  .content-shell,
  .article-content {
    width: 100%;
    min-width: 0;
    max-width: 100%;
  }

  .content-page,
  .content-page * {
    max-width: 100%;
  }

  .content-page :where(h1, h2, h3, h4) {
    overflow-wrap: normal;
    word-break: normal;
    hyphens: none;
  }

  .content-page :where(p, a, strong, em, span) {
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .content-index a {
    overflow-wrap: normal;
    word-break: normal;
  }

  .content-index {
    position: static;
    gap: 0;
    padding: 0;
    overflow: hidden;
  }

  .content-index-toggle {
    min-height: 56px;
    padding: 0 18px;
  }

  .content-index-toggle::after {
    content: "+";
    color: var(--red);
    font-size: 1.35rem;
    font-weight: 800;
    line-height: 1;
  }

  .content-index.is-open .content-index-toggle::after {
    content: "-";
  }

  .content-index-toggle span:last-child {
    display: none;
  }

  .content-index nav {
    display: none;
    padding: 0 18px 18px;
  }

  .content-index.is-open nav {
    display: grid;
  }

  .content-page .content-hero h1 {
    max-width: min(100%, 24ch);
    font-size: clamp(1.55rem, 7.8vw, 2rem);
    line-height: 1.08;
    overflow-wrap: normal;
    word-break: normal;
    hyphens: none;
    text-wrap: balance;
  }

  body[data-page="concepts"] .content-hero h1 {
    font-size: clamp(1.35rem, 5.8vw, 1.6rem);
  }

  .content-hero p,
  .page-section h2,
  .publication-card h3,
  .concept-domain-head h3 {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .content-hero p {
    width: min(100%, 31ch);
    font-size: 0.95rem;
    line-height: 1.58;
  }

  body[data-page="author"] .content-hero {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .content-hero-portrait {
    justify-self: start;
    width: min(100%, 190px);
    padding: 7px;
  }

  .content-hero-portrait img {
    aspect-ratio: 1 / 1.12;
  }

  .concept-domain-card > ol > li {
    grid-template-columns: 1fr;
    gap: 10px;
    align-items: start;
    padding: 14px;
  }

  .concept-domain-head {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .concept-domain-head > span {
    justify-self: start;
  }

  .concept-domain-summary,
  .concept-form-disclosure summary {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .concept-domain-summary > b,
  .concept-form-disclosure summary > b {
    justify-self: start;
    white-space: normal;
  }

  .concept-form-disclosure summary {
    padding: 14px;
  }

  .concept-form-disclosure summary img {
    width: 76px;
    height: 76px;
  }

  .concept-form-detail {
    padding: 0 14px 14px;
  }

  .concept-domain-card > ol > li > img,
  .concept-form-disclosure summary img {
    width: 76px;
    height: 76px;
    justify-self: start;
  }

  .concept-domain-card > ol > li > div {
    width: 100%;
  }

  .concept-domain-card > ol > li > div > strong,
  .concept-form-disclosure summary strong {
    font-size: 0.9rem;
    overflow-wrap: break-word;
    word-break: normal;
  }

  .page-subpage-map .subpage-card-grid {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
  }

  .page-section {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .page-section h2,
  .page-section p,
  .support-account-grid,
  .page-subpage-map .subpage-card-grid {
    grid-column: 1;
  }

  .page-section h2 {
    width: min(100%, 24ch);
    font-size: clamp(1.22rem, 5.2vw, 1.52rem);
    line-height: 1.18;
  }

  .support-account-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 8px;
  }

  .support-account-card {
    padding: 14px;
  }

  .support-account-row {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .copy-button {
    width: fit-content;
  }

  .subpage-card {
    grid-template-columns: 1fr;
    padding: 15px;
    min-width: 0;
  }

  .subpage-card span {
    grid-row: auto;
  }

  .subpage-card em {
    width: min(100%, 29ch);
    font-size: 0.84rem;
  }

  .subpage-card strong {
    width: min(100%, 29ch);
  }

  .page-section p,
  .publication-card p,
  .questionnaire-head p,
  .questionnaire-section-head p {
    max-width: 100%;
    overflow-wrap: anywhere;
    word-break: break-word;
  }

  .page-section p {
    width: min(100%, 31ch);
    font-size: 0.95rem;
    line-height: 1.58;
  }

  .content-hero-meta {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .content-hero-meta span {
    min-width: 0;
    font-size: 0.86rem;
  }

  .content-shell {
    gap: 34px;
    overflow-x: hidden;
  }

  .content-index,
  .content-index nav,
  .content-index a {
    min-width: 0;
    max-width: 100%;
  }

  .content-index {
    overflow: hidden;
  }

  .content-index a {
    display: block;
    width: min(100%, 29ch);
    white-space: normal;
    overflow-wrap: break-word;
    word-break: normal;
    hyphens: none;
  }

  .questionnaire-options {
    grid-template-columns: 1fr;
  }

  .questionnaire-option span {
    min-height: 74px;
  }

  .questionnaire-actions .button {
    width: 100%;
  }

  .report-actions .button {
    width: 100%;
  }

  .page-link-card {
    min-height: 0;
    padding: 16px;
    align-items: center;
  }

  .page-link-card span {
    grid-row: 1;
  }

  .page-link-card p {
    display: none;
  }

  .page-siblings {
    display: grid;
  }

  .page-siblings a {
    min-width: 0;
    overflow-wrap: anywhere;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}