:root {
  --paper: #f1eee6;
  --paper-deep: #e6e0d3;
  --ink: #182129;
  --muted: #626862;
  --line: rgba(24, 33, 41, 0.22);
  --iron: #102a3a;
  --iron-deep: #071b28;
  --red: #a44732;
  --silver: #b7bdba;
  --white: #faf9f5;
  --max: 1360px;
  --gutter: clamp(22px, 4vw, 64px);
  --serif: "Noto Serif SC", "Songti SC", STSong, serif;
  --sans: Inter, "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(255, 255, 255, 0.62), transparent 26rem),
    var(--paper);
  font-family: var(--sans);
  line-height: 1.7;
  text-rendering: optimizeLegibility;
}

::selection {
  color: var(--white);
  background: var(--red);
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

a {
  color: inherit;
}

button,
input,
textarea {
  font: inherit;
}

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

:focus-visible {
  outline: 3px solid #d36b50;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--white);
  background: var(--iron);
  transform: translateY(-160%);
}

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

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 12px var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background-color 180ms ease, border-color 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(241, 238, 230, 0.94);
  border-color: var(--line);
  backdrop-filter: blur(16px);
}

.site-header:not(.is-scrolled) .brand {
  color: var(--white);
}

.site-header:not(.is-scrolled) .brand-arc--north {
  border-color: var(--white);
}

.site-header:not(.is-scrolled) .brand-grain {
  background: var(--white);
}

.site-header:not(.is-scrolled) .brand-copy small {
  color: rgba(255, 255, 255, 0.7);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: block;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
}

.brand-arc {
  position: absolute;
  top: 8px;
  width: 25px;
  height: 25px;
  border: 6px solid var(--iron);
}

.brand-arc--north {
  left: 0;
  border-right: 0;
  border-radius: 22px 0 0 22px;
}

.brand-arc--south {
  right: 0;
  border-left: 0;
  border-color: var(--red);
  border-radius: 0 22px 22px 0;
}

.brand-grain {
  position: absolute;
  top: 19px;
  left: 19px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--ink);
}

.brand-copy {
  display: grid;
  line-height: 1.1;
}

.brand-copy strong,
.footer-brand strong {
  font-size: 15px;
  letter-spacing: 0.08em;
}

.brand-copy small,
.footer-brand small {
  margin-top: 6px;
  font-size: 8px;
  letter-spacing: 0.17em;
  color: var(--muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.8vw, 42px);
}

.site-nav a {
  position: relative;
  padding: 10px 0;
  color: #26313a;
  font-size: 13px;
  text-decoration: none;
}

.site-header:not(.is-scrolled) .site-nav a {
  color: var(--white);
}

.site-header:not(.is-scrolled) .site-nav .nav-contact {
  color: var(--ink);
  background: var(--white);
}

.site-nav a::after {
  content: "";
  position: absolute;
  inset: auto 0 4px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.site-nav .nav-contact {
  min-width: 96px;
  padding: 10px 18px;
  color: var(--white);
  text-align: center;
  background: var(--iron);
}

.site-nav .nav-contact::after {
  display: none;
}

.menu-toggle {
  display: none;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  color: var(--white);
  background: #181715;
}

.hero-media,
.hero-media::after,
.hero-field {
  position: absolute;
  inset: 0;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 52% center;
}

.hero-media::after {
  content: "";
  background:
    linear-gradient(90deg, rgba(5, 11, 14, 0.9) 0%, rgba(5, 11, 14, 0.54) 44%, rgba(5, 11, 14, 0.08) 78%),
    linear-gradient(0deg, rgba(5, 11, 14, 0.64), transparent 35%);
}

.hero-field {
  opacity: 0.16;
  background-image: repeating-radial-gradient(ellipse at 53% 53%, transparent 0 27px, rgba(255, 255, 255, 0.34) 28px 29px);
  mask-image: linear-gradient(90deg, transparent 22%, black 60%, transparent 90%);
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: min(760px, calc(100% - var(--gutter) * 2));
  min-height: 100svh;
  padding: 136px 0 116px;
  margin-left: var(--gutter);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 22px;
  margin: 0 0 34px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 10px;
  letter-spacing: 0.21em;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--red);
}

.hero h1 {
  max-width: 720px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(42px, 5.3vw, 82px);
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: -0.035em;
}

.hero h1 span {
  display: block;
}

.hero-intro {
  max-width: 610px;
  margin: 32px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(15px, 1.3vw, 18px);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-top: 42px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  border: 1px solid transparent;
  border-radius: 0;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

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

.button--primary:hover {
  background: #8c3928;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

.hero-note {
  position: absolute;
  z-index: 2;
  right: var(--gutter);
  bottom: 38px;
  display: grid;
  gap: 5px;
  width: min(360px, 36vw);
  margin: 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 11px;
  line-height: 1.6;
}

.hero-note span {
  color: var(--white);
  font-size: 9px;
  letter-spacing: 0.18em;
}

.chapter {
  width: min(var(--max), 100%);
  padding: clamp(88px, 10vw, 160px) var(--gutter);
  margin: 0 auto;
}

.chapter-heading {
  display: grid;
  grid-template-columns: 140px minmax(300px, 1.2fr) minmax(250px, 0.8fr);
  gap: clamp(28px, 5vw, 84px);
  align-items: end;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--line);
}

.chapter-heading > p:last-child,
.research-heading > p:last-child,
.application-preview__copy > p:last-child,
.manufacturing-copy > p,
.quality-copy > p,
.responsibility > div > p,
.contact-intro > p {
  color: var(--muted);
}

.chapter-index,
.kicker {
  margin: 0;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.chapter-index {
  color: var(--red);
}

.kicker {
  color: #53626a;
}

h2,
h3,
p {
  overflow-wrap: anywhere;
}

h2 {
  margin: 12px 0 0;
  font-family: var(--serif);
  font-size: clamp(34px, 4.1vw, 62px);
  font-weight: 500;
  line-height: 1.16;
  letter-spacing: -0.035em;
}

h3 {
  margin: 12px 0 20px;
  font-family: var(--serif);
  font-size: clamp(27px, 3vw, 44px);
  font-weight: 500;
  line-height: 1.2;
}

.grain-study {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 200px;
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  margin-top: 72px;
}

.image-plate {
  margin: 0;
}

.image-plate img {
  background: var(--paper-deep);
}

.image-plate figcaption {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.grain-image img {
  aspect-ratio: 16 / 8.5;
  object-fit: cover;
}

.margin-note {
  padding: 24px 0;
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.note-number {
  color: var(--red);
  font-size: 10px;
  letter-spacing: 0.15em;
}

.margin-note p {
  margin: 36px 0 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 16px;
}

.morphology {
  display: grid;
  grid-template-columns: minmax(250px, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(40px, 7vw, 108px);
  align-items: center;
  margin-top: clamp(100px, 13vw, 180px);
}

.morphology-copy > p:not(.kicker) {
  color: var(--muted);
}

.morphology-copy .text-link {
  margin-top: 18px;
}

.morphology-image {
  transform: translateY(4%);
}

.research {
  width: auto;
  max-width: none;
  margin: 0;
  padding-right: 0;
  padding-left: 0;
  background: #e5e1d7;
}

.research-heading,
.process-steps,
.source-note {
  width: min(var(--max), 100%);
  padding-right: var(--gutter);
  padding-left: var(--gutter);
  margin-right: auto;
  margin-left: auto;
}

.research-heading {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: clamp(26px, 5vw, 74px);
  align-items: end;
}

.research-heading .kicker {
  grid-column: 2;
}

.research-heading h2 {
  grid-column: 2;
}

.research-heading > p:last-child {
  grid-row: 1 / span 3;
  grid-column: 3;
  align-self: end;
}

.process-image {
  margin: 70px 0 0;
  overflow: hidden;
}

.process-image img {
  aspect-ratio: 2.15 / 1;
  object-fit: cover;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding-top: 42px;
  margin-bottom: 0;
  list-style: none;
}

.process-steps li {
  min-height: 210px;
  padding: 0 clamp(18px, 2.4vw, 36px) 26px;
  border-left: 1px solid var(--line);
}

.process-steps li:last-child {
  border-right: 1px solid var(--line);
}

.process-steps span,
.application-lines span {
  color: var(--red);
  font-size: 10px;
  letter-spacing: 0.14em;
}

.process-steps strong {
  display: block;
  margin-top: 42px;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
}

.process-steps p {
  color: var(--muted);
  font-size: 13px;
}

.source-note {
  margin-top: 18px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 11px;
}

.application-preview {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  align-items: stretch;
  min-height: 760px;
  color: var(--white);
  background: var(--iron);
}

.application-preview figure {
  min-height: 620px;
  margin: 0;
}

.application-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.application-preview__copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(64px, 8vw, 120px) var(--gutter);
  background:
    repeating-radial-gradient(ellipse at 0 50%, transparent 0 22px, rgba(255, 255, 255, 0.025) 23px 24px),
    var(--iron);
}

.application-preview__copy .kicker {
  margin-top: 90px;
  color: var(--silver);
}

.application-preview__copy > p:last-child {
  max-width: 500px;
  color: rgba(255, 255, 255, 0.68);
}

.manufacturing {
  position: relative;
  min-height: 820px;
  overflow: hidden;
  color: var(--white);
  background: var(--iron-deep);
}

.manufacturing-media,
.manufacturing-media::after,
.manufacturing-shade {
  position: absolute;
  inset: 0;
  margin: 0;
}

.manufacturing-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.manufacturing-shade {
  background: linear-gradient(90deg, rgba(4, 16, 24, 0.96) 0%, rgba(4, 16, 24, 0.72) 46%, rgba(4, 16, 24, 0.08) 80%);
}

.manufacturing-copy {
  position: relative;
  z-index: 2;
  width: min(680px, 56%);
  padding: clamp(96px, 11vw, 168px) 0 clamp(96px, 10vw, 150px) var(--gutter);
}

.manufacturing-copy .kicker {
  margin-top: 42px;
  color: var(--silver);
}

.manufacturing-copy > p {
  color: rgba(255, 255, 255, 0.72);
}

.public-records {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  margin-top: 52px;
}

.public-records > div {
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.36);
}

.public-records span {
  color: #d0a18f;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.public-records p {
  color: rgba(255, 255, 255, 0.66);
  font-size: 13px;
}

.quality {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(48px, 7vw, 110px);
  align-items: center;
}

.quality-copy dl {
  margin: 50px 0 0;
}

.quality-copy dl > div {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 18px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.quality-copy dl > div:last-child {
  border-bottom: 1px solid var(--line);
}

.quality-copy dt {
  color: var(--red);
  font-size: 11px;
}

.quality-copy dd {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.quality-image img {
  aspect-ratio: 1.2 / 1;
  object-fit: cover;
}

.applications {
  padding-top: 60px;
  border-top: 1px solid var(--line);
}

.application-lines {
  margin-top: 74px;
}

.application-lines > div {
  display: grid;
  grid-template-columns: 90px minmax(260px, 0.7fr) minmax(250px, 0.7fr);
  gap: 28px;
  align-items: center;
  min-height: 130px;
  border-top: 1px solid var(--line);
}

.application-lines > div:last-child {
  border-bottom: 1px solid var(--line);
}

.application-lines h3 {
  margin: 0;
  font-size: clamp(22px, 2.3vw, 34px);
}

.application-lines p {
  color: var(--muted);
  font-size: 13px;
}

.responsibility {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(340px, 0.75fr);
  min-height: 650px;
  background: var(--paper-deep);
}

.responsibility figure {
  min-height: 560px;
  margin: 0;
}

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

.responsibility > div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(62px, 8vw, 120px) var(--gutter);
}

.contact {
  display: grid;
  grid-template-columns: minmax(300px, 0.85fr) minmax(420px, 1.15fr);
  gap: clamp(60px, 8vw, 130px);
  padding: clamp(96px, 11vw, 168px) var(--gutter);
  color: var(--white);
  background: var(--iron);
}

.contact h2 {
  max-width: 600px;
}

.contact-intro > p {
  color: rgba(255, 255, 255, 0.68);
}

.contact address {
  margin-top: 46px;
  font-style: normal;
}

.contact address span {
  display: block;
  margin-top: 26px;
  color: #bdc8cb;
  font-size: 10px;
  letter-spacing: 0.12em;
}

.contact address p {
  margin: 7px 0;
}

.contact address a {
  text-underline-offset: 4px;
}

.contact-boundary {
  max-width: 560px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 11px;
}

.contact-form {
  align-self: center;
}

.form-required {
  margin: 0 0 24px;
  color: #bdc8cb;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 22px;
  color: #c7d0d3;
  font-size: 11px;
  letter-spacing: 0.1em;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  min-height: 52px;
  padding: 12px 2px;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 0;
  color: var(--white);
  background: transparent;
  caret-color: #de8067;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: #de8067;
}

.contact-form .button {
  margin-top: 12px;
}

.form-status {
  min-height: 28px;
  margin: 18px 0 0;
  color: #f0c2b5;
  font-size: 13px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 48px;
  align-items: center;
  padding: 34px var(--gutter);
  color: #c8d0d2;
  background: #071720;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.brand-mark--footer .brand-arc--north {
  border-color: var(--silver);
}

.brand-mark--footer .brand-grain {
  background: var(--white);
}

.footer-brand > div {
  display: grid;
}

.footer-brand small {
  color: #91a1a8;
}

.site-footer nav {
  display: flex;
  gap: 24px;
}

.site-footer nav a {
  min-height: 44px;
  padding: 10px 0;
  font-size: 11px;
  text-decoration: none;
}

.footer-meta {
  font-size: 10px;
  text-align: right;
}

.footer-meta p {
  margin: 2px 0;
}

@media (max-width: 1050px) {
  .chapter-heading,
  .research-heading {
    grid-template-columns: 100px 1fr;
  }

  .chapter-heading > p:last-child,
  .research-heading > p:last-child {
    grid-column: 2;
    grid-row: auto;
  }

  .research-heading .kicker,
  .research-heading h2 {
    grid-column: 2;
  }

  .application-preview {
    grid-template-columns: 1fr 1fr;
  }

  .manufacturing-copy {
    width: 68%;
  }

  .contact {
    gap: 58px;
  }

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

  .footer-meta {
    grid-column: 1 / -1;
    text-align: left;
  }
}

@media (max-width: 860px) {
  .site-header {
    min-height: 68px;
  }

  .menu-toggle {
    position: relative;
    z-index: 102;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-width: 76px;
    min-height: 44px;
    padding: 8px 0;
    border: 0;
    color: var(--ink);
    background: transparent;
  }

  .site-header:not(.is-scrolled) .menu-toggle {
    color: var(--white);
  }

  .menu-toggle__label {
    font-size: 12px;
  }

  .menu-toggle__lines {
    position: relative;
    width: 24px;
    height: 18px;
  }

  .menu-toggle__lines i {
    position: absolute;
    right: 0;
    width: 24px;
    height: 1px;
    background: currentColor;
    transition: transform 180ms ease, top 180ms ease;
  }

  .menu-toggle__lines i:first-child { top: 5px; }
  .menu-toggle__lines i:last-child { top: 13px; }

  .menu-toggle[aria-expanded="true"] .menu-toggle__lines i:first-child {
    top: 9px;
    transform: rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle__lines i:last-child {
    top: 9px;
    transform: rotate(-45deg);
  }

  .site-nav {
    position: fixed;
    z-index: 101;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    padding: 100px var(--gutter) 60px;
    color: var(--white);
    background: var(--iron-deep);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease, visibility 0s linear 180ms;
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0s;
  }

  .site-nav a,
  .site-nav .nav-contact {
    display: flex;
    align-items: center;
    min-height: 58px;
    padding: 12px 0;
    color: var(--white);
    font-family: var(--serif);
    font-size: clamp(24px, 5vw, 36px);
    text-align: left;
    background: transparent;
    border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  }

  .menu-open .brand {
    position: relative;
    z-index: 102;
    color: var(--white);
  }

  .menu-open .brand-arc--north { border-color: var(--white); }
  .menu-open .brand-grain { background: var(--white); }
  .menu-open .brand-copy small { color: #b5c0c4; }
  .menu-open .menu-toggle { color: var(--white); }

  .hero-copy {
    width: min(720px, calc(100% - var(--gutter) * 2));
  }

  .hero-note {
    display: none;
  }

  .grain-study,
  .morphology,
  .quality,
  .responsibility,
  .contact {
    grid-template-columns: 1fr;
  }

  .margin-note {
    width: min(420px, 100%);
  }

  .morphology-image {
    transform: none;
  }

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

  .process-steps li:nth-child(3) {
    border-top: 1px solid var(--line);
  }

  .application-preview {
    grid-template-columns: 1fr;
  }

  .application-preview figure {
    min-height: 460px;
  }

  .application-preview__copy .kicker {
    margin-top: 34px;
  }

  .manufacturing-copy {
    width: min(760px, calc(100% - var(--gutter)));
  }

  .manufacturing-shade {
    background: linear-gradient(90deg, rgba(4, 16, 24, 0.96), rgba(4, 16, 24, 0.64));
  }

  .application-lines > div {
    grid-template-columns: 60px 1fr;
    padding: 26px 0;
  }

  .application-lines p {
    grid-column: 2;
    margin: 0;
  }

  .responsibility figure {
    min-height: 460px;
  }

  .contact-form {
    width: 100%;
  }

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

  .footer-meta {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  :root {
    --gutter: 20px;
  }

  .brand-copy small {
    display: none;
  }

  .brand-copy strong {
    font-size: 13px;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    flex-basis: 38px;
    transform: scale(0.9);
    transform-origin: left center;
  }

  .hero-media img {
    object-position: 58% center;
  }

  .hero-media::after {
    background: linear-gradient(90deg, rgba(5, 11, 14, 0.92), rgba(5, 11, 14, 0.38));
  }

  .hero-copy {
    justify-content: flex-end;
    min-height: 100svh;
    padding: 110px 0 76px;
  }

  .eyebrow {
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
  }

  .eyebrow::before {
    width: 22px;
  }

  .hero h1 {
    font-size: clamp(28px, 9vw, 36px);
  }

  .hero h1 span {
    white-space: nowrap;
  }

  .hero-intro {
    margin-top: 24px;
    font-size: 14px;
  }

  .hero-actions {
    align-items: flex-start;
    gap: 20px;
    margin-top: 30px;
  }

  .button {
    padding: 11px 18px;
  }

  .chapter {
    padding-top: 82px;
    padding-bottom: 82px;
  }

  .chapter-heading,
  .research-heading {
    display: block;
  }

  .chapter-heading .chapter-index,
  .research-heading .chapter-index {
    margin-bottom: 42px;
  }

  .chapter-heading > p:last-child,
  .research-heading > p:last-child {
    margin-top: 24px;
  }

  h2 {
    font-size: 36px;
  }

  h3 {
    font-size: 28px;
  }

  .grain-study {
    margin-top: 42px;
  }

  .grain-image img {
    aspect-ratio: 4 / 3;
  }

  .morphology {
    margin-top: 90px;
  }

  .morphology-image img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  .process-image {
    margin-top: 42px;
  }

  .process-image img {
    aspect-ratio: 1.2 / 1;
  }

  .process-steps {
    grid-template-columns: 1fr;
    padding-top: 0;
  }

  .process-steps li {
    min-height: 0;
    padding: 28px 18px;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
  }

  .process-steps strong {
    margin-top: 18px;
  }

  .application-preview figure {
    min-height: 360px;
  }

  .application-preview__copy {
    padding-top: 70px;
    padding-bottom: 78px;
  }

  .manufacturing {
    min-height: 900px;
  }

  .manufacturing-media img {
    object-position: 62% center;
  }

  .manufacturing-shade {
    background: linear-gradient(0deg, rgba(4, 16, 24, 0.98) 0%, rgba(4, 16, 24, 0.8) 72%, rgba(4, 16, 24, 0.42));
  }

  .manufacturing-copy {
    width: 100%;
    padding: 330px var(--gutter) 80px;
  }

  .public-records {
    grid-template-columns: 1fr;
  }

  .quality-copy dl {
    margin-top: 36px;
  }

  .quality-image img {
    aspect-ratio: 4 / 3;
  }

  .application-lines > div {
    grid-template-columns: 42px 1fr;
  }

  .responsibility figure {
    min-height: 340px;
  }

  .responsibility > div {
    padding-top: 64px;
    padding-bottom: 74px;
  }

  .contact {
    padding-top: 82px;
    padding-bottom: 86px;
  }

  .field-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .site-footer nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 24px;
  }
}

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

  .site-header,
  .site-nav,
  .site-nav a::after,
  .menu-toggle__lines i {
    transition: none;
  }
}