:root {
  --ink: #142528;
  --ink-soft: #34484c;
  --muted: #617277;
  --line: #cbd8da;
  --line-strong: #aebfc1;
  --paper: #ffffff;
  --mist: #f1f5f5;
  --mist-2: #e6eeee;
  --teal: #008b91;
  --teal-dark: #006970;
  --orange: #c45a24;
  --orange-light: #f1d7c9;
  --charcoal: #152326;
  --charcoal-2: #213237;
  --shadow: 0 18px 48px rgba(20, 37, 40, 0.1);
  --shell: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

button,
summary,
a {
  -webkit-tap-highlight-color: transparent;
}

h1,
h2,
h3,
p,
dl,
dd,
figure,
ul {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 28px;
  font-size: 58px;
  font-weight: 760;
}

h2 {
  margin-bottom: 22px;
  font-size: 38px;
  font-weight: 730;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  font-weight: 720;
}

p:last-child,
ul:last-child {
  margin-bottom: 0;
}

.site-shell {
  width: min(calc(100% - 48px), var(--shell));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 200;
  padding: 10px 14px;
  color: #fff;
  background: var(--ink);
  transform: translateY(-140%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(174, 191, 193, 0.72);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
}

.brand > span:last-child > span {
  color: var(--teal);
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: #fff;
  background: var(--teal-dark);
  font-size: 18px;
  font-weight: 800;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.desktop-nav a {
  position: relative;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 680;
  text-decoration: none;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.desktop-nav a.is-active {
  color: var(--teal-dark);
}

.desktop-nav a.is-active::after {
  position: absolute;
  right: 0;
  bottom: -27px;
  left: 0;
  height: 3px;
  background: var(--teal);
  content: "";
}

.mobile-nav {
  display: none;
}

.product-hero {
  overflow: hidden;
  background: var(--mist);
}

.breadcrumb {
  display: flex;
  min-height: 56px;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

.breadcrumb a {
  color: var(--teal-dark);
  text-decoration: none;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  text-decoration: underline;
}

.hero-grid {
  display: grid;
  min-height: 570px;
  align-items: stretch;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
}

.hero-copy {
  display: flex;
  padding: 54px 58px 62px 0;
  flex-direction: column;
  justify-content: center;
}

.section-kicker {
  margin-bottom: 16px;
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0.12em;
  line-height: 1.3;
  text-transform: uppercase;
}

.hero-intro {
  max-width: 620px;
  color: var(--ink-soft);
  font-size: 18px;
  line-height: 1.7;
}

.hero-intro p {
  margin-bottom: 14px;
}

.hero-standard-line {
  display: flex;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
  gap: 10px 24px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 650;
}

.hero-standard-line span {
  position: relative;
}

.hero-standard-line span:not(:last-child)::after {
  position: absolute;
  top: 50%;
  right: -14px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--orange);
  content: "";
  transform: translateY(-50%);
}

.hero-figure {
  position: relative;
  min-height: 510px;
  margin: 0;
  background: #151b1e;
}

.hero-figure::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  width: 1px;
  background: rgba(255, 255, 255, 0.14);
  content: "";
}

.hero-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.hero-fact {
  min-width: 0;
  padding: 28px 30px 30px;
}

.hero-fact + .hero-fact {
  border-left: 1px solid var(--line);
}

.hero-fact span {
  display: block;
  margin-bottom: 8px;
  color: var(--orange);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-fact strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.3;
}

.hero-fact p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.page-index {
  position: sticky;
  top: 74px;
  z-index: 90;
  overflow-x: auto;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.97);
  scrollbar-width: thin;
}

.page-index .site-shell {
  display: flex;
  align-items: center;
  gap: 30px;
  white-space: nowrap;
}

.page-index a {
  padding: 16px 0 14px;
  color: var(--ink-soft);
  border-bottom: 2px solid transparent;
  font-size: 13px;
  font-weight: 720;
  text-decoration: none;
}

.page-index a:hover,
.page-index a:focus-visible {
  color: var(--teal-dark);
  border-color: var(--teal);
}

.content-section,
.related-section {
  padding: 92px 0;
  scroll-margin-top: 142px;
}

.section-tint {
  background: var(--mist);
}

.two-column-intro {
  display: grid;
  align-items: start;
  gap: 88px;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
}

.two-column-intro > div > p:not(.section-kicker) {
  max-width: 540px;
  color: var(--muted);
  font-size: 17px;
}

.definition-list {
  margin: 0;
  border-top: 2px solid var(--ink);
}

.definition-row {
  display: grid;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  gap: 30px;
  grid-template-columns: 150px minmax(0, 1fr);
}

.definition-row dt {
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.definition-row dd {
  margin: 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 50px;
}

.section-heading > p:not(.section-kicker),
.wide-heading > p {
  color: var(--muted);
  font-size: 17px;
}

.wide-heading {
  display: grid;
  max-width: none;
  align-items: end;
  gap: 80px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
}

.wide-heading > div h2 {
  max-width: 720px;
  margin-bottom: 0;
}

.wide-heading > p {
  margin-bottom: 4px;
}

.construction-list {
  border-top: 2px solid var(--ink);
}

.construction-item,
.process-item {
  display: grid;
  min-width: 0;
  align-items: start;
}

.construction-item {
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  gap: 28px;
  grid-template-columns: 54px minmax(210px, 0.52fr) minmax(0, 1fr);
}

.construction-item .item-number,
.process-item .item-number {
  color: var(--orange);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
}

.construction-item > div {
  display: contents;
}

.construction-item h3 {
  margin: 0;
  font-size: 19px;
}

.construction-item p {
  margin: 0;
  color: var(--ink-soft);
}

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

.configuration-card {
  min-width: 0;
  min-height: 250px;
  padding: 30px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: var(--paper);
}

.configuration-card::before {
  display: block;
  width: 38px;
  height: 4px;
  margin-bottom: 44px;
  background: var(--teal);
  content: "";
}

.configuration-card h3 {
  font-size: 19px;
}

.configuration-card p {
  color: var(--muted);
  font-size: 15px;
}

.section-standards {
  color: #eff4f4;
  background: var(--charcoal);
}

.section-standards h2,
.section-standards h3 {
  color: #fff;
}

.section-standards .section-kicker {
  color: #65ced0;
}

.section-standards .wide-heading > p {
  color: #b6c5c7;
}

.table-scroll {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--line);
  background: var(--paper);
  scrollbar-color: var(--teal) var(--mist-2);
}

.table-scroll:focus-visible {
  outline: 3px solid rgba(0, 139, 145, 0.34);
  outline-offset: 3px;
}

table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.55;
}

thead {
  background: var(--mist-2);
}

th,
td {
  padding: 19px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

tr > :last-child {
  border-right: 0;
}

tbody tr:last-child > * {
  border-bottom: 0;
}

thead th {
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

tbody th {
  font-weight: 760;
}

tbody tr:nth-child(even) {
  background: #f8faf9;
}

.standards-table {
  border-color: #526568;
  background: transparent;
}

.standards-table table {
  color: #e4ebec;
  background: var(--charcoal-2);
}

.standards-table thead {
  background: #2d4145;
}

.standards-table thead th {
  color: #d7e2e3;
}

.standards-table th,
.standards-table td {
  border-color: #526568;
}

.standards-table tbody tr:nth-child(even) {
  background: #1b2c30;
}

.standards-table tbody th {
  width: 25%;
  color: #fff;
}

.standards-table tbody th a {
  color: #74d8da;
  text-decoration-color: rgba(116, 216, 218, 0.5);
}

.standards-table tbody th span {
  display: block;
  width: fit-content;
  margin-top: 8px;
  padding: 3px 8px;
  color: #f2d2c1;
  border: 1px solid rgba(196, 90, 36, 0.72);
  font-size: 10px;
  font-weight: 780;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.edition-note {
  margin: 18px 0 0;
  color: #9fb1b3;
  font-size: 12px;
}

.data-table-stack {
  display: grid;
  gap: 64px;
}

.data-table-block {
  min-width: 0;
}

.data-table-heading {
  display: grid;
  margin-bottom: 22px;
  align-items: end;
  gap: 42px;
  grid-template-columns: minmax(280px, 0.64fr) minmax(0, 1.36fr);
}

.data-table-heading h3 {
  margin-bottom: 0;
  font-size: 25px;
}

.data-table-heading p {
  margin-bottom: 0;
  color: var(--muted);
}

.table-note {
  margin: 12px 0 0;
  padding-left: 16px;
  color: var(--muted);
  border-left: 3px solid var(--orange);
  font-size: 13px;
}

.download-panel {
  margin-top: 68px;
  padding-top: 34px;
  border-top: 2px solid var(--ink);
}

.download-panel > h3 {
  margin-bottom: 24px;
  font-size: 26px;
}

.download-row {
  display: grid;
  min-height: 86px;
  align-items: center;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  gap: 18px;
  grid-template-columns: 48px minmax(0, 1fr) 28px;
  text-decoration: none;
}

.download-row:last-child {
  border-bottom: 1px solid var(--line);
}

.download-row:hover strong,
.download-row:focus-visible strong {
  color: var(--teal-dark);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.pdf-mark {
  display: grid;
  width: 42px;
  height: 48px;
  place-items: center;
  color: #fff;
  background: var(--orange);
  font-size: 11px;
  font-weight: 820;
}

.download-row strong,
.download-row small {
  display: block;
}

.download-row strong {
  margin-bottom: 4px;
  font-size: 16px;
}

.download-row small {
  color: var(--muted);
  font-size: 13px;
}

.download-arrow {
  color: var(--teal-dark);
  font-size: 22px;
}

.product-evidence-section {
  color: #dbe5e6;
  background: #0f1c1f;
}

.evidence-heading {
  margin-bottom: 42px;
}

.evidence-heading > p {
  max-width: 610px;
}

.evidence-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.16fr) repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, 420px);
}

.evidence-item {
  display: grid;
  min-width: 0;
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid #405458;
  border-radius: 6px;
  background: #18282c;
  grid-template-rows: minmax(0, 1fr) auto;
}

.evidence-item--lead {
  grid-row: 1 / span 2;
}

.evidence-media {
  min-height: 0;
  overflow: hidden;
  background: #091113;
}

.evidence-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 220ms ease;
}

.evidence-item:hover .evidence-media img {
  transform: scale(1.015);
}

.evidence-item figcaption {
  padding: 20px 22px 22px;
  border-top: 1px solid #405458;
}

.evidence-item--lead figcaption {
  padding: 26px 28px 28px;
}

.evidence-item figcaption > span {
  display: block;
  margin-bottom: 7px;
  color: #71d6d8;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.evidence-item h3 {
  margin-bottom: 8px;
  color: #fff;
  font-size: 18px;
  line-height: 1.24;
}

.evidence-item--lead h3 {
  font-size: 24px;
}

.evidence-item p {
  margin: 0;
  color: #b5c5c7;
  font-size: 13px;
  line-height: 1.55;
}

.evidence-item--lead p {
  max-width: 680px;
  font-size: 14px;
}

.manufacturing-section {
  color: #dbe5e6;
  background: var(--charcoal);
}

.section-heading--dark h2 {
  color: #fff;
}

.section-heading--dark > p {
  color: #adbec0;
}

.section-heading--dark .section-kicker {
  color: #65ced0;
}

.process-list {
  display: grid;
  border-top: 1px solid #53666a;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.process-item {
  min-height: 184px;
  padding: 30px 32px 32px 0;
  border-right: 1px solid #53666a;
  border-bottom: 1px solid #53666a;
  gap: 18px;
  grid-template-columns: 44px minmax(0, 1fr);
}

.process-item:nth-child(even) {
  padding-right: 0;
  padding-left: 32px;
  border-right: 0;
}

.process-item h3 {
  color: #fff;
}

.process-item p {
  margin: 0;
  color: #adbec0;
}

.application-layout {
  display: grid;
  align-items: start;
  gap: 90px;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.86fr);
}

.application-list,
.selection-panel ul {
  padding: 0;
  list-style: none;
}

.application-list {
  display: grid;
  margin-bottom: 0;
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.application-item {
  min-height: 72px;
  padding: 20px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: #fff;
  font-size: 14px;
  font-weight: 690;
}

.selection-panel {
  padding: 38px;
  color: #e2eaeb;
  background: var(--charcoal-2);
  box-shadow: var(--shadow);
}

.selection-panel .section-kicker {
  color: #65ced0;
}

.selection-panel h2 {
  color: #fff;
  font-size: 28px;
}

.selection-item {
  position: relative;
  padding: 18px 0 18px 26px;
  border-top: 1px solid #526568;
  color: #c4d1d3;
}

.selection-item::before {
  position: absolute;
  top: 28px;
  left: 2px;
  width: 8px;
  height: 8px;
  background: var(--orange);
  content: "";
}

.document-list {
  border-top: 2px solid var(--ink);
}

.document-item {
  display: grid;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
  gap: 24px;
  grid-template-columns: 46px minmax(0, 1fr);
}

.document-item > span {
  color: var(--orange);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 13px;
  font-weight: 800;
}

.document-item h3 {
  margin-bottom: 6px;
  font-size: 18px;
}

.document-item p {
  margin-bottom: 0;
  color: var(--muted);
}

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

.faq-layout {
  display: grid;
  align-items: start;
  gap: 100px;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
}

.faq-layout > div:first-child {
  position: sticky;
  top: 156px;
}

.faq-layout > div:first-child > p:last-child {
  color: var(--muted);
}

.faq-list {
  border-top: 2px solid var(--ink);
}

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

.faq-item summary {
  position: relative;
  padding: 24px 42px 24px 0;
  cursor: pointer;
  font-size: 17px;
  font-weight: 730;
  list-style: none;
}

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

.faq-item summary::after {
  position: absolute;
  top: 22px;
  right: 4px;
  color: var(--teal-dark);
  content: "+";
  font-size: 26px;
  font-weight: 400;
  line-height: 1;
}

.faq-item[open] summary::after {
  content: "-";
}

.faq-item p {
  max-width: 760px;
  padding: 0 40px 24px 0;
  color: var(--muted);
}

.related-section {
  border-top: 1px solid var(--line);
  background: var(--mist);
}

.related-heading {
  margin-bottom: 32px;
}

.related-heading h2 {
  margin-bottom: 0;
  font-size: 30px;
}

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

.related-link {
  display: flex;
  min-height: 168px;
  padding: 26px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: #fff;
  flex-direction: column;
  text-decoration: none;
}

.related-link:hover,
.related-link:focus-visible {
  background: #f8fbfb;
}

.related-link > span {
  margin-bottom: 20px;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.related-link strong {
  margin-bottom: 12px;
  font-size: 19px;
  line-height: 1.3;
}

.related-link small {
  margin-top: auto;
  color: var(--muted);
}

.site-footer {
  padding: 70px 0 24px;
  color: #c4d0d2;
  background: #101a1c;
}

.footer-grid {
  display: grid;
  gap: 80px;
  grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(170px, 0.6fr));
}

.brand--footer {
  margin-bottom: 22px;
  color: #fff;
}

.footer-grid > div:first-child p {
  max-width: 520px;
  color: #93a6a9;
}

.footer-grid h2 {
  margin-bottom: 18px;
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-grid > div:not(:first-child) a {
  display: block;
  width: fit-content;
  margin-bottom: 10px;
  color: #aebec0;
  font-size: 14px;
  text-decoration: none;
}

.footer-grid a:hover,
.footer-grid a:focus-visible {
  color: #fff;
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  margin-top: 54px;
  padding-top: 22px;
  border-top: 1px solid #36474a;
  justify-content: space-between;
  gap: 24px;
  color: #71878a;
  font-size: 12px;
}

@media (max-width: 1080px) {
  h1 {
    font-size: 48px;
  }

  h2 {
    font-size: 34px;
  }

  .desktop-nav {
    gap: 18px;
  }

  .desktop-nav a {
    font-size: 13px;
  }

  .hero-copy {
    padding-right: 38px;
  }

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

  .application-layout {
    gap: 48px;
  }

  .evidence-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: none;
  }

  .evidence-item--lead {
    grid-column: 1 / -1;
    grid-row: auto;
  }

  .evidence-media {
    aspect-ratio: 4 / 3;
  }

  .evidence-item--lead .evidence-media {
    aspect-ratio: 16 / 7;
  }
}

@media (max-width: 860px) {
  .site-shell {
    width: min(calc(100% - 36px), var(--shell));
  }

  .desktop-nav {
    display: none;
  }

  .mobile-nav {
    position: relative;
    display: block;
  }

  .mobile-nav summary {
    padding: 8px 0;
    color: var(--ink);
    cursor: pointer;
    font-size: 14px;
    font-weight: 750;
    list-style: none;
  }

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

  .mobile-nav[open] nav {
    position: absolute;
    top: 42px;
    right: 0;
    display: grid;
    width: min(280px, calc(100vw - 36px));
    padding: 12px;
    border: 1px solid var(--line);
    background: #fff;
    box-shadow: var(--shadow);
  }

  .mobile-nav nav a {
    padding: 10px 12px;
    color: var(--ink-soft);
    font-size: 14px;
    font-weight: 680;
    text-decoration: none;
  }

  .mobile-nav nav a:hover,
  .mobile-nav nav a:focus-visible {
    color: var(--teal-dark);
    background: var(--mist);
  }

  .hero-grid {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 48px 0 44px;
  }

  .hero-figure {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }

  .hero-facts {
    grid-template-columns: 1fr;
  }

  .hero-fact {
    padding-inline: 0;
  }

  .hero-fact + .hero-fact {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .page-index {
    top: 74px;
  }

  .page-index .site-shell {
    width: max-content;
    min-width: calc(100% - 36px);
    margin-left: 18px;
    gap: 24px;
  }

  .content-section,
  .related-section {
    padding: 74px 0;
  }

  .two-column-intro,
  .wide-heading,
  .data-table-heading,
  .application-layout,
  .faq-layout {
    gap: 42px;
    grid-template-columns: 1fr;
  }

  .wide-heading {
    align-items: start;
  }

  .wide-heading > p {
    max-width: 720px;
  }

  .construction-item {
    grid-template-columns: 44px minmax(0, 1fr);
  }

  .construction-item > div {
    display: block;
  }

  .construction-item h3 {
    margin-bottom: 8px;
  }

  .evidence-grid {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .evidence-item,
  .evidence-item--lead {
    grid-column: auto;
    grid-row: auto;
    grid-template-rows: auto auto;
  }

  .evidence-media {
    aspect-ratio: 16 / 10;
  }

  .evidence-item--lead h3 {
    font-size: 21px;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .process-item,
  .process-item:nth-child(even) {
    min-height: 0;
    padding: 26px 0;
    border-right: 0;
    grid-template-columns: 42px minmax(0, 1fr);
  }

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

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

  .related-link {
    min-height: 142px;
  }

  .footer-grid {
    gap: 46px;
    grid-template-columns: 1.3fr 1fr 1fr;
  }
}

@media (max-width: 600px) {
  body {
    font-size: 15px;
  }

  .site-shell {
    width: min(calc(100% - 28px), var(--shell));
  }

  h1 {
    font-size: 36px;
  }

  h2 {
    font-size: 29px;
  }

  h3 {
    font-size: 18px;
  }

  .header-inner {
    min-height: 66px;
  }

  .brand {
    font-size: 21px;
  }

  .brand-mark {
    width: 31px;
    height: 31px;
    font-size: 16px;
  }

  .breadcrumb {
    min-height: 50px;
    overflow: hidden;
    font-size: 11px;
    white-space: nowrap;
  }

  .breadcrumb span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero-copy {
    padding: 38px 0;
  }

  .hero-intro {
    font-size: 16px;
  }

  .hero-standard-line {
    display: grid;
    gap: 8px;
  }

  .hero-standard-line span::after {
    display: none;
  }

  .hero-fact {
    padding: 22px 0;
  }

  .hero-fact strong {
    font-size: 18px;
  }

  .page-index {
    top: 66px;
  }

  .page-index .site-shell {
    min-width: calc(100% - 28px);
    margin-left: 14px;
  }

  .page-index a {
    padding-block: 13px 11px;
  }

  .content-section,
  .related-section {
    padding: 58px 0;
    scroll-margin-top: 124px;
  }

  .section-heading {
    margin-bottom: 34px;
  }

  .definition-row {
    gap: 8px;
    grid-template-columns: 1fr;
  }

  .configuration-grid,
  .application-list {
    grid-template-columns: 1fr;
  }

  .configuration-card {
    min-height: 0;
    padding: 24px;
  }

  .configuration-card::before {
    margin-bottom: 28px;
  }

  .construction-item {
    padding: 22px 0;
    gap: 16px;
    grid-template-columns: 32px minmax(0, 1fr);
  }

  .data-table-stack {
    gap: 50px;
  }

  .data-table-heading {
    gap: 12px;
  }

  .data-table-heading h3 {
    font-size: 22px;
  }

  .evidence-heading {
    margin-bottom: 30px;
  }

  .evidence-grid {
    gap: 14px;
  }

  .evidence-media {
    aspect-ratio: 4 / 3;
  }

  .evidence-item figcaption,
  .evidence-item--lead figcaption {
    padding: 20px;
  }

  .table-scroll {
    margin-right: -14px;
    border-right: 0;
  }

  table {
    min-width: 720px;
    font-size: 13px;
  }

  th,
  td {
    padding: 15px 14px;
  }

  .download-panel {
    margin-top: 52px;
  }

  .download-row {
    grid-template-columns: 42px minmax(0, 1fr) 22px;
  }

  .download-row small {
    font-size: 12px;
  }

  .selection-panel {
    padding: 26px;
  }

  .selection-panel h2 {
    font-size: 24px;
  }

  .faq-item summary {
    padding-right: 34px;
    font-size: 16px;
  }

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

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

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

  .evidence-media img {
    transition: none;
  }
}