@font-face {
  font-family: "Hanken Grotesk";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("assets/hanken-grotesk.woff2") format("woff2");
}

:root {
  --ink: oklch(17% 0.008 255);
  --ink-soft: oklch(31% 0.008 255);
  --muted: oklch(44% 0.006 255);
  --line: oklch(81% 0.006 255);
  --line-dark: oklch(58% 0.008 255);
  --paper: oklch(97.5% 0.004 255);
  --surface: oklch(99% 0.002 255);
  --surface-cool: oklch(93% 0.006 255);
  --silver: oklch(72% 0.006 255);
  --graphite: oklch(27% 0.008 255);
  --accent: var(--graphite);
  --accent-soft: var(--surface-cool);
  --dark: var(--ink);
  --dark-muted: var(--silver);
  --font: "Hanken Grotesk", "Helvetica Neue", sans-serif;
  --content: 1180px;
  --reading: 720px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
  --header-height: 4.75rem;
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.55;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

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

i[data-lucide],
.interface-glyph,
.nav-toggle-glyph {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  font-style: normal;
  line-height: 1;
}

i[data-lucide]::before { content: "·"; }
i[data-lucide="menu"]::before { content: "☰"; }
i[data-lucide="arrow-right"]::before { content: "→"; }
i[data-lucide="arrow-up-right"]::before { content: "↗"; }
i[data-lucide="chevron-down"]::before { content: "↓"; }
i[data-lucide="split"]::before { content: "↔"; }
i[data-lucide="info"]::before { content: "i"; }
i[data-lucide="search"]::before,
i[data-lucide="file-search"]::before { content: "⌕"; }
i[data-lucide="book-open"]::before { content: "≡"; }
i[data-lucide="mail"]::before { content: "→"; }

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.1;
  font-weight: 700;
}

h1 {
  font-size: 4rem;
}

h2 {
  font-size: 2.75rem;
}

h3 {
  font-size: 1.15rem;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--surface);
  background: var(--ink);
  transform: translateY(-160%);
}

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

.research-notice {
  min-height: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  padding: 0.35rem var(--gutter);
  color: var(--surface-cool);
  background: var(--ink);
  font-size: 0.75rem;
  font-weight: 600;
  text-align: center;
}

.research-notice span + span::before {
  content: "/";
  margin-right: 1.5rem;
  color: var(--silver);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 0.65rem var(--gutter);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: max-content;
  font-size: 1.1rem;
  font-weight: 700;
}

.brand img {
  width: 3rem;
  height: 3rem;
  object-fit: contain;
  border-radius: 50%;
  filter: grayscale(1) contrast(1.12);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  font-size: 0.875rem;
  font-weight: 600;
}

.site-nav > a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-bottom: 1px solid transparent;
}

.site-nav > a:not(.nav-action):hover,
.site-nav > a[aria-current="page"]:not(.nav-action) {
  border-color: var(--ink);
}

.nav-action {
  padding: 0 0.9rem;
  border: 1px solid var(--ink) !important;
  border-radius: 2px;
  color: var(--surface);
  background: var(--ink);
}

.nav-action:hover {
  background: var(--ink-soft);
}

.nav-toggle {
  width: 2.75rem;
  height: 2.75rem;
  display: none;
  place-items: center;
  border: 1px solid var(--line-dark);
  border-radius: 2px;
  color: var(--ink);
  background: transparent;
}

.eyebrow {
  margin-bottom: 0.75rem;
  color: var(--accent);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
}

.button,
.text-action {
  min-height: 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font-size: 0.9rem;
  font-weight: 700;
}

.button {
  padding: 0 1.1rem;
  border: 1px solid var(--ink);
  border-radius: 2px;
}

.button-primary {
  color: var(--surface);
  background: var(--ink);
}

.button-primary:hover {
  background: var(--ink-soft);
}

.text-action {
  border-bottom: 1px solid var(--ink);
}

.text-action:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.section {
  padding: 6rem var(--gutter);
}

.section > *,
.page-masthead > * {
  width: min(100%, var(--content));
  margin-right: auto;
  margin-left: auto;
}

.section-light {
  background: var(--paper);
}

.section-paper {
  background: var(--surface);
}

.section-dark {
  color: var(--surface);
  background: var(--dark);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(15rem, 0.75fr) minmax(22rem, 1.25fr);
  gap: 2.5rem 5rem;
  align-items: start;
  margin-bottom: 3.25rem;
}

.section-heading .eyebrow {
  grid-column: 1;
  margin-bottom: -1.75rem;
}

.section-heading h2 {
  grid-column: 1;
  margin-bottom: 0;
}

.section-heading > p:last-child {
  grid-column: 2;
  margin: 1.45rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.section-dark .section-heading > p:last-child {
  color: var(--dark-muted);
}

.section-dark .eyebrow {
  color: var(--silver);
}

.scope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  border-top: 1px solid var(--graphite);
}

.scope-column {
  padding-top: 1.5rem;
}

.scope-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1rem;
  font-weight: 700;
}

.scope-column ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.scope-column li {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--graphite);
  color: var(--dark-muted);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 1.5rem 4rem;
  padding: 3rem var(--gutter);
  border-top: 1px solid var(--graphite);
  color: var(--dark-muted);
  background: var(--dark);
  font-size: 0.8rem;
}

.site-footer > * {
  width: min(100%, calc(var(--content) / 2));
}

.site-footer .brand {
  color: var(--surface);
}

.site-footer p {
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.footer-links a:hover {
  color: var(--surface);
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

.page-masthead {
  padding: 5.5rem var(--gutter) 4rem;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.page-masthead > * {
  max-width: var(--reading);
}

.page-masthead h1 {
  margin-bottom: 1rem;
}

.page-masthead > p:not(.eyebrow) {
  margin-bottom: 1.5rem;
  color: var(--muted);
  font-size: 1.1rem;
}

.status-line {
  width: fit-content;
  min-height: 2.65rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--graphite);
  background: var(--accent-soft);
  font-size: 0.8rem;
}

.status-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
}

.status-line-neutral {
  border-color: var(--line-dark);
  color: var(--ink);
  background: var(--paper);
}

.status-line-neutral .status-dot {
  background: var(--ink);
}

.catalog-empty {
  min-height: 14rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 2rem;
  color: var(--muted);
}

.catalog-empty h3,
.catalog-empty p {
  margin-bottom: 0.25rem;
}


.record-table {
  border-top: 1px solid var(--line-dark);
}

.record-table {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.record-table > div {
  min-height: 11rem;
  padding: 1.25rem 1.5rem 1.5rem 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.record-table > div:not(:first-child) {
  padding-left: 1.5rem;
}

.record-table > div:last-child {
  border-right: 0;
}

.record-table span {
  display: block;
  margin-bottom: 2rem;
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
}

.record-table strong {
  display: block;
  margin-bottom: 0.35rem;
}

.record-table p {
  margin: 0;
  color: var(--muted);
}

.procurement-band {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3rem;
  margin: 0 auto;
  padding: 4.5rem var(--gutter);
}

.procurement-band > div {
  max-width: 46rem;
}

.procurement-band h2 {
  margin-bottom: 0.75rem;
  font-size: 2.25rem;
}

.procurement-band p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.catalog-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
}

.catalog-heading h2,
.catalog-heading p {
  margin-bottom: 0;
}

.catalog-heading > p {
  color: var(--muted);
  font-size: 0.875rem;
}

.catalog-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(13rem, 0.33fr);
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.search-field,
.filter-field {
  min-height: 3.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0 0.9rem;
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  background: var(--surface);
}

.search-field input,
.filter-field select {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  color: var(--ink);
  background: transparent;
}

.filter-field select {
  appearance: none;
}

.search-field:has(input:disabled),
.filter-field:has(select:disabled) {
  color: var(--muted);
  background: var(--paper);
}

.reference-register {
  border-top: 1px solid var(--line-dark);
}

.reference-record {
  border-bottom: 1px solid var(--line);
  content-visibility: auto;
  contain-intrinsic-size: auto 5rem;
}

.category-section,
.featured-section,
.information-journey,
.section + .section,
.material-faq,
.monograph-next {
  content-visibility: auto;
  contain-intrinsic-size: auto 48rem;
}

.reference-record summary {
  min-height: 6rem;
  display: grid;
  grid-template-columns: minmax(14rem, 1.3fr) minmax(15rem, 0.9fr) 1.5rem;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0;
  cursor: pointer;
  list-style: none;
}

.reference-record summary::-webkit-details-marker {
  display: none;
}

.reference-record summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.reference-title,
.reference-classification {
  min-width: 0;
  display: grid;
  gap: 0.2rem;
}

.reference-title strong {
  font-size: 1.05rem;
}

.reference-title small,
.reference-classification small {
  overflow-wrap: anywhere;
  color: var(--muted);
}

.reference-classification {
  justify-items: start;
}

.reference-classification b {
  color: var(--accent);
  font-size: 0.8rem;
}

.reference-body {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(16rem, 0.7fr);
  gap: 1.5rem 3rem;
  padding: 0.5rem 0 2.5rem;
}

.reference-definition {
  grid-column: 1 / -1;
  max-width: 58rem;
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
}

.reference-facts {
  margin: 0;
  border-top: 1px solid var(--line);
}

.reference-facts > div {
  display: grid;
  grid-template-columns: 9rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.reference-facts dt {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.reference-facts dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.reference-sources {
  align-self: start;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line-dark);
}

.reference-sources h4 {
  margin-bottom: 0.75rem;
  font-size: 0.85rem;
}

.reference-sources ul {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.reference-sources li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--line);
}

.reference-sources a {
  color: var(--accent);
  font-weight: 700;
}

.reference-sources a:hover {
  text-decoration: underline;
  text-underline-offset: 0.2rem;
}

.reference-sources span {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 700;
}

.contact-channels {
  margin-top: 3rem;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}


.contact-channel {
  min-height: 6rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-channel {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  justify-content: stretch;
}

.contact-channel span {
  color: var(--muted);
  font-size: 0.8rem;
}
.contact-channel strong { overflow-wrap: anywhere; }
.contact-channel .interface-glyph { justify-self: end; }

.contact-compose-layout {
  display: grid;
  grid-template-columns: minmax(16rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(2rem, 6vw, 6rem);
  margin-top: clamp(3rem, 7vw, 6rem);
  padding: clamp(2rem, 5vw, 4.5rem);
  color: var(--surface);
  background:
    linear-gradient(90deg, rgba(18, 21, 23, 0.98) 0 42%, rgba(18, 21, 23, 0.82)),
    url("assets/research-network-banner-v1.webp") center / cover;
}

.contact-compose-intro h2 {
  max-width: 10ch;
  margin: 0.5rem 0 1rem;
  font-size: clamp(2.25rem, 4vw, 4rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.contact-compose-intro > p:not(.eyebrow),
.contact-compose-intro li {
  color: var(--dark-muted);
}

.contact-compose-intro ul {
  display: grid;
  gap: 0.55rem;
  margin: 2rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.82rem;
}

.contact-draft {
  display: grid;
  gap: 1rem;
  padding: clamp(1.25rem, 3vw, 2rem);
  color: var(--ink);
  background: var(--surface);
}

.contact-draft label {
  display: grid;
  gap: 0.4rem;
}

.contact-draft label > span {
  font-size: 0.78rem;
  font-weight: 700;
}

.contact-draft label small {
  color: var(--muted);
  font-weight: 500;
}

.contact-draft input,
.contact-draft select,
.contact-draft textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--line-dark);
  border-radius: 0;
  color: var(--ink);
  background: var(--surface-cool);
  font: inherit;
}

.contact-draft textarea {
  min-height: 9rem;
  resize: vertical;
}

.contact-draft button {
  min-height: 3.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0 1rem;
  border: 1px solid var(--ink);
  color: var(--surface);
  background: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
}

.contact-privacy,
.contact-draft-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.contact-draft-status {
  min-height: 1.2rem;
  color: var(--accent);
}

.editorial-section > * {
  max-width: var(--content);
}

.editorial-heading {
  display: grid;
  grid-template-columns: minmax(15rem, 0.65fr) minmax(0, 1.35fr);
  gap: 1rem 4rem;
  margin-bottom: 3rem;
}

.editorial-heading .eyebrow,
.editorial-heading h2 {
  grid-column: 1;
}

.editorial-heading .eyebrow {
  margin-bottom: 0;
}

.editorial-heading h2 {
  margin-bottom: 0;
}

.editorial-heading > p:last-child {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: end;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.section-dark .editorial-heading > p:last-child {
  color: var(--dark-muted);
}

.source-tiers {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.source-tiers > div {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  gap: 1.5rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.source-tiers > div {
  grid-template-columns: 3rem minmax(0, 1fr);
}

.source-tiers span {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
}

.source-tiers p {
  max-width: 54rem;
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.definition-table {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line);
}

.definition-table > div {
  min-height: 9rem;
  padding: 1.25rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.definition-table p {
  margin: 0.45rem 0 0;
  color: var(--muted);
}

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

.source-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--graphite);
}

.source-links a {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem 0.75rem 0;
  border-right: 1px solid var(--graphite);
  border-bottom: 1px solid var(--graphite);
}

.source-links a:nth-child(2n) {
  padding-left: 1rem;
  border-right: 0;
}

.source-links a:hover {
  color: var(--silver);
}

.scope-grid-light {
  border-color: var(--line-dark);
}

.scope-grid-light .scope-column li {
  color: var(--muted);
  border-color: var(--line);
}

.about-masthead {
  display: grid;
  grid-template-columns: 11rem minmax(0, var(--reading));
  align-items: center;
  gap: 2.5rem;
}

.about-masthead > * {
  width: auto;
  margin: 0;
}

.about-masthead img {
  width: 11rem;
  height: 11rem;
  object-fit: contain;
}

.about-masthead h1,
.about-masthead p:last-child {
  margin-bottom: 0;
}

@media (max-width: 64rem) {
  .site-nav {
    gap: 1rem;
  }

  .site-nav > a {
    font-size: 0.8rem;
  }

  .section-heading {
    gap: 3rem;
  }
}

@media (max-width: 52rem) {
  .research-notice {
    display: grid;
    gap: 0;
    padding-block: 0.45rem;
    line-height: 1.35;
  }

  .research-notice span + span::before {
    content: none;
  }

  .site-header {
    min-height: 4.5rem;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    inset: calc(3.7rem + var(--header-height)) 0 0;
    display: none;
    align-content: start;
    align-items: stretch;
    gap: 0;
    padding: 1.25rem var(--gutter);
    background: var(--surface);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav > a {
    min-height: 3.5rem;
    justify-content: space-between;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }

  .site-nav .nav-action {
    min-height: 3.25rem;
    justify-content: center;
    margin-top: 1rem;
    border-bottom: 1px solid var(--ink);
  }

  .section-heading,
  .contact-compose-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .section-heading {
    gap: 0;
  }

  .section-heading .eyebrow,
  .section-heading h2,
  .section-heading > p:last-child {
    grid-column: 1;
  }

  .section-heading .eyebrow {
    margin-bottom: 0.75rem;
  }

  .section-heading > p:last-child {
    margin-top: 1rem;
  }

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

  .record-table {
    grid-template-columns: repeat(2, 1fr);
  }

  .record-table > div:nth-child(2) {
    border-right: 0;
  }

  .record-table > div:nth-child(3) {
    padding-left: 0;
  }

  .procurement-band {
    grid-template-columns: minmax(0, 1fr);
  }

  .procurement-band .button {
    width: fit-content;
  }

  .reference-body {
    grid-template-columns: minmax(0, 1fr);
  }

  
  .editorial-heading {
    grid-template-columns: minmax(0, 1fr);
  }

  
  .editorial-heading {
    gap: 1.5rem;
  }

  
  .editorial-heading .eyebrow,
  .editorial-heading h2,
  .editorial-heading > p:last-child {
    grid-column: 1;
  }

  .editorial-heading > p:last-child {
    grid-row: auto;
  }

  .definition-table.three-column {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-masthead {
    grid-template-columns: 8rem minmax(0, 1fr);
  }

  .about-masthead img {
    width: 8rem;
    height: 8rem;
  }
}

@media (max-width: 38rem) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .section {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .brand {
    font-size: 1rem;
  }

  .brand img {
    width: 2.65rem;
    height: 2.65rem;
  }

  .text-action {
    width: fit-content;
  }

  .scope-grid {
    gap: 2rem;
  }

  .site-footer {
    grid-template-columns: minmax(0, 1fr);
  }

  .page-masthead {
    padding-top: 4rem;
  }

  .status-line {
    width: 100%;
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .catalog-empty {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 0;
  }

  .record-table,
  .catalog-toolbar {
    grid-template-columns: minmax(0, 1fr);
  }

  .contact-compose-layout {
    margin-inline: calc(var(--gutter) * -1);
    padding-inline: var(--gutter);
  }

  .record-table > div,
  .record-table > div:not(:first-child) {
    min-height: 0;
    padding: 1.25rem 0;
    border-right: 0;
  }

  .record-table span {
    margin-bottom: 0.75rem;
  }

  .procurement-band {
    padding-block: 3.5rem;
  }

  .procurement-band h2 {
    font-size: 1.8rem;
  }

  .procurement-band .button {
    width: 100%;
  }

  .catalog-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .reference-record summary {
    min-height: 0;
    grid-template-columns: minmax(0, 1fr) 1.25rem;
    gap: 0.75rem;
    padding: 1.1rem 0;
  }

  .reference-classification {
    grid-column: 1;
    grid-row: 2;
  }

  .reference-body {
    gap: 1.5rem;
    padding-bottom: 2rem;
  }

  .reference-facts > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.25rem;
  }

  .reference-sources li {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.25rem;
  }

  .source-tiers > div {
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: 0.75rem;
  }

  .definition-table,
  .source-links {
    grid-template-columns: minmax(0, 1fr);
  }

  .definition-table > div {
    min-height: 0;
  }

  .source-links a,
  .source-links a:nth-child(2n) {
    padding-right: 0;
    padding-left: 0;
    border-right: 0;
  }

  .about-masthead {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
  }
}

/* Official information site: direct, familiar, and separate from commerce. */
.official-hero,
.category-section,
.featured-section,
.information-journey {
  width: min(100%, calc(var(--content) + (var(--gutter) * 2)));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.official-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(28rem, 1.12fr);
  align-items: stretch;
  min-height: 29rem;
  padding-top: clamp(2.5rem, 5vw, 5rem);
  padding-bottom: 0;
}

.official-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 4vw, 4rem);
  color: var(--surface);
  background: var(--dark);
}

.official-copy .eyebrow {
  color: var(--surface-cool);
  font-size: 0.875rem;
  letter-spacing: 0.08em;
}

.official-copy h1 {
  max-width: 16ch;
  margin-bottom: 1.25rem;
  font-size: clamp(2.4rem, 3.7vw, 3.5rem);
  letter-spacing: -0.035em;
}

.official-copy > p:not(.eyebrow) {
  max-width: 34rem;
  color: var(--surface-cool);
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
}

.official-actions {
  display: grid;
  justify-items: start;
  gap: 1rem;
  margin-top: 1.5rem;
}
.primary-action {
  min-height: 3.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.75rem 1.1rem;
  color: var(--ink);
  background: var(--surface);
  font-weight: 700;
}

.official-copy .text-action {
  width: fit-content;
  color: var(--surface);
  border-color: var(--line-dark);
}



.official-media {
  position: relative;
  min-height: 29rem;
  margin: 0;
  overflow: hidden;
  background: var(--line);
}

.official-media > img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.official-material-stage {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
}

.stage-material-rail {
  display: contents;
}

.stage-material {
  position: relative;
  min-width: 0;
  min-height: 0;
  display: block;
  overflow: hidden;
  background: var(--surface-cool);
}

.stage-material img {
  width: 100%;
  height: 100%;
  padding: 8%;
  object-fit: contain;
  filter: contrast(1.04) drop-shadow(0 1.25rem 1rem rgba(19, 23, 25, 0.12));
  transition: transform 500ms var(--ease);
}

.stage-material > span {
  position: absolute;
  right: 0.75rem;
  bottom: 3.4rem;
  left: 0.75rem;
  display: grid;
  padding: 0.65rem 0.75rem;
  color: var(--surface);
  background: var(--dark);
}

.stage-material > span small {
  color: var(--silver);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stage-material > span strong {
  font-size: 0.88rem;
}

@media (hover: hover) {
  .stage-material:hover img {
    transform: scale(1.035);
  }
}

.category-section {
  padding-top: clamp(3.5rem, 7vw, 6rem);
}

.category-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line-dark);
}

.category-heading h2 {
  max-width: 20ch;
  margin: 0.35rem 0 0;
  font-size: clamp(2.15rem, 3.9vw, 3.7rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
}

.category-heading > p {
  max-width: 34rem;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1px;
  padding: 1px;
  background: var(--line-dark);
}

.category-grid a {
  position: relative;
  isolation: isolate;
  min-height: 16rem;
  grid-column: span 4;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0.8rem;
  padding: 1.25rem;
  overflow: hidden;
  color: var(--surface);
  background: var(--dark);
  transition: color 180ms var(--ease), background 180ms var(--ease);
}

.category-grid a::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(12, 15, 17, 0.22), rgba(12, 15, 17, 0.3) 35%, rgba(12, 15, 17, 0.94));
}

.category-grid img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.05);
  transition: transform 500ms var(--ease), filter 500ms var(--ease);
}

.category-grid a:nth-child(1),
.category-grid a:nth-child(2),
.category-grid a:nth-child(6),
.category-grid a:nth-child(7) {
  grid-column: span 6;
}

.category-grid span,
.category-grid small {
  position: relative;
  z-index: 1;
  color: var(--silver);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.category-grid strong {
  position: relative;
  z-index: 1;
  max-width: 18ch;
  align-self: end;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.category-grid small {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 0.7rem;
  border-top: 1px solid rgba(242, 242, 239, 0.32);
}

.category-grid small b {
  color: var(--surface);
  font-size: 0.95rem;
}

@media (hover: hover) {
  .category-grid a:hover {
    color: var(--surface);
    background: var(--ink);
  }

  .category-grid a:hover .category-vial-stage {
    filter: grayscale(1) contrast(1.12);
    transform: scale(1.035);
  }

  .category-grid a:hover span,
  .category-grid a:hover small {
    color: var(--silver);
  }
}

.featured-section {
  padding-top: clamp(3rem, 5vw, 4.5rem);
  padding-bottom: clamp(3rem, 5vw, 4.5rem);
}

.commerce-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-dark);
}

.commerce-section-heading h2 {
  margin-bottom: 0;
}

.commerce-section-heading > a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
}

.featured-materials {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.featured-material {
  min-width: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.featured-material > a,
.featured-material-copy {
  display: flex;
  flex-direction: column;
}

.featured-material > a {
  height: 100%;
}

.featured-material-visual {
  position: relative;
  aspect-ratio: 1.25;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--surface-cool);
  background: var(--surface-cool);
}

.featured-material-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.82), rgba(225, 228, 230, 0.4) 56%, rgba(205, 209, 212, 0.48));
}

.featured-material-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  padding: 5%;
  object-fit: contain;
  transition: transform 500ms var(--ease);
}

.featured-material-visual > span {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  padding: 0.3rem 0.5rem;
  color: var(--surface);
  background: var(--ink);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

@media (hover: hover) {
  .featured-material:hover .featured-material-visual img {
    transform: scale(1.045);
  }
}

.featured-material-copy {
  flex: 1;
  align-items: flex-start;
  padding: 1.4rem;
}

.featured-material-copy small {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.featured-material-copy > strong {
  margin: 0.45rem 0 0.15rem;
  font-size: 1.45rem;
}

.featured-material-copy > span {
  color: var(--muted);
  font-size: 0.9rem;
}

.featured-material-copy > .featured-material-meta {
  margin-top: 0.8rem;
  padding-top: 0.7rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.72rem;
  font-weight: 600;
}

.featured-material-copy b {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1.5rem;
  color: var(--accent);
  font-size: 0.82rem;
}

.information-journey {
  padding-top: clamp(1rem, 3vw, 2rem);
  padding-bottom: clamp(4rem, 7vw, 6rem);
}

.information-journey > header {
  display: grid;
  grid-template-columns: minmax(12rem, 0.55fr) minmax(18rem, 0.9fr) minmax(18rem, 1.1fr);
  gap: 2rem;
  align-items: start;
  padding: 2rem 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line);
}

.information-journey > header h2,
.information-journey > header p {
  margin: 0;
}

.information-journey > header h2 {
  max-width: 14ch;
  font-size: clamp(2rem, 4vw, 3.35rem);
  letter-spacing: -0.045em;
}

.information-journey > header > p:last-child {
  color: var(--muted);
}

.information-journey ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-left: 1px solid var(--line);
  list-style: none;
}

.information-journey li {
  min-height: 15rem;
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1.5rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.information-journey li > span {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
}

.information-journey li > div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.information-journey li strong {
  font-size: 1.15rem;
}

.information-journey li p {
  margin: 0.65rem 0 1.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.information-journey li a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  border-bottom: 1px solid var(--line-dark);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
}

.featured-reference-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2rem;
}

.catalog-category-browser {
  display: grid;
  grid-template-columns: minmax(14rem, 0.62fr) minmax(0, 1.38fr);
  gap: clamp(2rem, 5vw, 5rem);
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.catalog-category-browser h2 {
  margin: 0.35rem 0 0.65rem;
}

.catalog-category-browser p:last-child {
  max-width: 30rem;
  margin-bottom: 0;
  color: var(--muted);
}

.category-chips {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 0.65rem;
}

.category-chips a {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: var(--surface);
  font-size: 0.82rem;
  font-weight: 700;
}

.category-chips a[aria-current="page"] {
  color: var(--surface);
  border-color: var(--ink);
  background: var(--ink);
}

.featured-reference-links a,
.material-tags span {
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  color: var(--ink);
  background: var(--surface);
  font-size: 0.82rem;
  font-weight: 700;
}

.material-monograph {
  width: min(100% - (var(--gutter) * 2), 76rem);
  margin-inline: auto;
  padding-block: 1.25rem 5rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-items: center;
  margin-bottom: 1.5rem;
  color: var(--muted);
  font-size: 0.88rem;
}

.breadcrumbs a {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.material-hero {
  display: grid;
  grid-template-columns: minmax(18rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  padding-block: clamp(2rem, 6vw, 5rem);
  border-block: 1px solid var(--line);
}

.material-hero-copy {
  min-width: 0;
}

.material-hero h1 {
  max-width: 12ch;
  margin: 0.5rem 0 1rem;
  font-size: clamp(3rem, 7vw, 6.5rem);
  line-height: 0.92;
  letter-spacing: -0.065em;
}

.material-lede {
  max-width: 44rem;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.55;
}

.material-publication {
  margin: 0.9rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.025em;
}

.material-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.5rem;
}

.material-quicklinks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.material-quicklinks a {
  min-height: 2.5rem;
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  background: var(--surface);
  font-size: 0.78rem;
  font-weight: 700;
}

.material-hero figure {
  margin: 0;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--surface);
}

.material-hero figure img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
}

.material-hero figcaption {
  margin-top: 0.75rem;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.monograph-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
  margin-top: 4rem;
}

.monograph-grid article {
  min-height: 16rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.monograph-grid h2,
.reference-data h2,
.source-section h2,
.monograph-next h2 {
  margin: 0.45rem 0 0.8rem;
  font-size: clamp(1.55rem, 3vw, 2.35rem);
  letter-spacing: -0.035em;
}

.monograph-grid p:last-child,
.reference-data p,
.monograph-next p {
  color: var(--muted);
  line-height: 1.65;
}

.reference-data,
.monograph-next {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 2rem;
  margin-top: 4rem;
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--ink);
  color: var(--paper);
}

.reference-data .eyebrow,
.monograph-next .eyebrow,
.monograph-next p {
  color: var(--paper);
}

.reference-data dl {
  margin: 0;
}

.reference-data dl div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid color-mix(in oklab, var(--paper) 18%, transparent);
}

.reference-data dt {
  color: var(--silver);
}

.reference-data dd {
  margin: 0;
  text-align: right;
  font-weight: 700;
}

.source-section {
  margin-top: 4rem;
}

.source-section ul {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.source-section li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
}

.source-section li span {
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.source-section a {
  color: var(--ink);
  font-weight: 700;
}

.material-faq {
  display: grid;
  grid-template-columns: minmax(14rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(2rem, 6vw, 6rem);
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--line-dark);
}

.material-faq-heading h2 {
  max-width: 14ch;
  margin: 0.45rem 0 0;
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.material-faq-list {
  border-top: 1px solid var(--line);
}

.material-faq-list details {
  border-bottom: 1px solid var(--line);
}

.material-faq-list summary {
  min-height: 4.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.material-faq-list summary::-webkit-details-marker {
  display: none;
}

.material-faq-list summary span {
  color: var(--accent);
  font-size: 1.2rem;
  transition: transform 180ms var(--ease);
}

.material-faq-list details[open] summary span {
  transform: rotate(45deg);
}

.material-faq-list details p {
  max-width: 48rem;
  margin: -0.25rem 0 1.5rem;
  color: var(--muted);
  line-height: 1.65;
}

.monograph-next {
  align-items: end;
}

.monograph-next > div:last-child {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 1rem;
}

.monograph-next .button-primary {
  background: var(--paper);
  color: var(--ink);
}

.monograph-next .text-action {
  color: var(--paper);
}

@media (max-width: 64rem) {
  .official-hero {
    grid-template-columns: minmax(0, 1fr) minmax(22rem, 0.85fr);
  }

  .category-grid a,
  .category-grid a:nth-child(1),
  .category-grid a:nth-child(2),
  .category-grid a:nth-child(6),
  .category-grid a:nth-child(7) {
    grid-column: span 6;
  }

  .info-nav {
    gap: 1rem;
  }
}

@media (max-width: 52rem) {
  .official-hero {
    grid-template-columns: minmax(0, 1fr);
  }

  .official-hero {
    padding-inline: 0;
    padding-top: 0;
  }

  .official-media {
    min-height: 24rem;
  }

  .official-material-stage {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .featured-materials,
  .category-heading,
  .catalog-category-browser,
  .information-journey > header,
  .information-journey ol {
    grid-template-columns: minmax(0, 1fr);
  }

  .information-journey > header {
    gap: 0.75rem;
  }

  .information-journey li {
    min-height: 0;
  }

  .material-hero,
  .reference-data,
  .material-faq,
  .monograph-next {
    grid-template-columns: minmax(0, 1fr);
  }

  .material-hero figure {
    max-width: 28rem;
  }

  .monograph-next > div:last-child {
    justify-content: flex-start;
  }
}

@media (max-width: 38rem) {
  .official-copy {
    padding: 2rem var(--gutter);
  }

  .official-copy h1 {
    font-size: clamp(2.25rem, 9vw, 3rem);
  }

  .official-actions,
  .official-actions > a {
    width: 100%;
  }

  .official-actions .text-action {
    justify-content: center;
  }

  .official-media {
    min-height: 19rem;
    overflow: visible;
  }

  .official-material-stage {
    grid-template-rows: minmax(19rem, 1fr) auto;
  }

  .official-material-stage > .stage-material-primary,
  .official-material-stage > .stage-material-rail > .stage-material {
    grid-row: 1;
  }

  .stage-material > span {
    right: 0.4rem;
    bottom: 0.4rem;
    left: 0.4rem;
    padding: 0.45rem 0.5rem;
  }

  .stage-material > span small {
    display: none;
  }

  .stage-material > span strong {
    font-size: 0.7rem;
  }

  .category-grid a,
  .category-grid a:nth-child(1),
  .category-grid a:nth-child(2),
  .category-grid a:nth-child(6),
  .category-grid a:nth-child(7) {
    grid-column: 1 / -1;
    min-height: 8.5rem;
  }

  .commerce-section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

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

  .material-hero h1 {
    font-size: clamp(2.7rem, 14vw, 4.2rem);
  }

  .source-section li,
  .reference-data dl div {
    align-items: flex-start;
    flex-direction: column;
  }

  .reference-data dd {
    text-align: left;
  }

}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* Product-led research-area index using the approved Elevated Pharma vial master. */
.category-grid {
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 1rem;
  padding: 0;
  background: transparent;
}

.category-grid a,
.category-grid a:nth-child(1),
.category-grid a:nth-child(2),
.category-grid a:nth-child(6),
.category-grid a:nth-child(7) {
  min-height: 0;
  grid-column: span 2;
  grid-template-rows: 11.5rem auto;
  gap: 0;
  padding: 0;
  border: 1px solid var(--line-dark);
  color: var(--surface);
  background: var(--dark);
}

.category-grid a:nth-child(n + 5) { grid-column: span 2; }
.category-grid a:nth-child(5) { grid-column: 2 / span 2; }
.category-grid a::before { display: none; }

.category-vial {
  position: relative;
  width: 100%;
  height: 11.5rem;
  display: grid;
  place-items: center;
  margin: 0;
  overflow: hidden;
  background: var(--surface-cool);
}

.category-vial-stage {
  position: relative;
  width: min(100%, 11.5rem);
  aspect-ratio: 1;
  display: block;
  transform-origin: center;
  transition: transform 320ms var(--ease), filter 320ms var(--ease);
}

.category-grid .category-vial-stage > img {
  position: static;
  width: 100%;
  height: 100%;
  padding: 0;
  object-fit: contain;
  filter: none;
  transition: none;
}

.category-grid .category-vial-stage > span {
  position: absolute;
  top: 66.4%;
  left: 31.45%;
  width: 37.1%;
  height: 6.9%;
  display: grid;
  place-items: center;
  padding: 0 0.2rem;
  overflow: hidden;
  color: var(--surface);
  border-radius: 0 0 7% 7% / 0 0 14% 14%;
  background: linear-gradient(90deg, oklch(24% 0.006 255), oklch(15% 0.006 255) 48%, oklch(23% 0.006 255));
  font-size: 0.43rem;
  font-weight: 750;
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-align: center;
}

.category-grid a > div {
  min-height: 9.5rem;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 0.65rem;
  padding: 0.9rem 1rem;
}

.category-grid a > div > span,
.category-grid a > div > small {
  color: var(--silver);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.category-grid a > div > strong {
  max-width: 18ch;
  align-self: end;
  color: var(--surface);
  font-size: clamp(1rem, 1.45vw, 1.25rem);
  line-height: 1.08;
}

.category-grid a > div > small {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 0.7rem;
  border-top: 1px solid rgba(242, 242, 239, 0.28);
}

@media (hover: hover) {
  .category-grid a:hover { border-color: var(--ink); }
  .category-grid a:hover .category-vial-stage { transform: scale(1.025); }
}

@media (max-width: 64rem) {
  .category-grid a,
  .category-grid a:nth-child(1),
  .category-grid a:nth-child(2),
  .category-grid a:nth-child(6),
  .category-grid a:nth-child(7),
  .category-grid a:nth-child(n + 5) { grid-column: span 4; }
}

@media (max-width: 38rem) {
  .category-grid a,
  .category-grid a:nth-child(1),
  .category-grid a:nth-child(2),
  .category-grid a:nth-child(6),
  .category-grid a:nth-child(7),
  .category-grid a:nth-child(n + 5) {
    grid-column: 1 / -1;
    grid-template-columns: 8.5rem minmax(0, 1fr);
    grid-template-rows: auto;
  }
  .category-vial { height: 100%; min-height: 9rem; }
  .category-grid a > div { min-height: 9rem; padding: 0.85rem; }
  .category-grid .category-vial-stage > span { font-size: 0.23rem; }
}

.reference-data.research-explainer { background: transparent; color: var(--ink); border-top: 1px solid var(--line); padding: 2.5rem 0 0; }
.research-explainer > div > p { color: var(--muted); line-height: 1.65; }
.reference-data.research-explainer .eyebrow { color: var(--muted); }
.research-explainer a { color: inherit; text-decoration: underline; text-underline-offset: .2em; }
.reference-data.research-explainer dl div { display: grid; grid-template-columns: minmax(7rem,.7fr) minmax(0,1.3fr); border-color: var(--line); }
.reference-data.research-explainer dt { color: var(--ink); font-weight: 700; }
.reference-data.research-explainer dd { text-align: left; font-weight: 400; line-height: 1.6; }
@media(max-width:38rem) { .reference-data.research-explainer dl div { grid-template-columns: minmax(0,1fr); gap: .35rem; } }

.traffic-privacy { grid-column: 1 / -1; width: 100%; max-width: 65ch; font-size: .85rem; line-height: 1.6; }
.traffic-privacy summary { cursor: pointer; min-height: 44px; padding: .6rem 0; text-decoration: underline; text-underline-offset: .2em; }
.traffic-privacy p { font-size: inherit; line-height: inherit; margin: .6rem 0; }
.traffic-privacy button { min-height: 44px; padding: .65rem 1rem; font: inherit; color: inherit; background: transparent; border: 1px solid currentColor; cursor: pointer; text-align: left; }
.traffic-privacy :focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }

.site-footer .footer-links a { display: inline-flex; align-items: center; min-height: 44px; }

/* Operator-authorized office; appointment details are shared privately. */
.office-location {
  width: min(100%, calc(var(--content) + var(--gutter) * 2));
  margin-inline: auto;
  padding: 2.5rem var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 2rem;
  align-items: center;
}
.office-location h2 { font-size: 2rem; margin: .35rem 0; }
.office-location p { margin: 0; color: var(--muted); }
.office-location address { font-style: normal; }
.office-actions { display: grid; gap: .35rem; }
.office-actions a { display: inline-flex; align-items: center; min-height: 44px; text-decoration: underline; text-underline-offset: .25em; }
@media (max-width: 48rem) { .office-location { grid-template-columns: 1fr; gap: 1rem; } }