:root {
  --ink: #06100d;
  --ink-soft: #101d18;
  --forest: #0c2a20;
  --forest-bright: #123b2c;
  --paper: #f2f4ec;
  --paper-deep: #e5e9dd;
  --line: rgba(6, 16, 13, 0.18);
  --line-light: rgba(242, 244, 236, 0.19);
  --muted: #9aa89f;
  --accent: #b8ff49;
  --accent-deep: #8fd829;
  --warning: #ffcc58;
  --font-display: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Nirmala UI', Arial, sans-serif;
  --font-body: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Nirmala UI', Arial, sans-serif;
  --page-pad: clamp(1.2rem, 4vw, 4.8rem);
  --section-pad: clamp(5.5rem, 10vw, 10rem);
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body.gate-open {
  overflow: hidden;
}

body.nav-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

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

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

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

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

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 0.98;
  letter-spacing: -0.045em;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 0.8rem;
  left: 0.8rem;
  z-index: 200;
  padding: 0.7rem 1rem;
  background: var(--accent);
  color: var(--ink);
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}

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

.topline {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 0.55rem var(--page-pad);
  color: var(--paper);
  background: var(--ink);
  border-bottom: 1px solid var(--line-light);
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-stretch: condensed;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.topline-code {
  color: var(--accent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: minmax(15rem, 1fr) auto minmax(15rem, 1fr);
  align-items: center;
  min-height: 5.25rem;
  padding: 0 var(--page-pad);
  color: var(--paper);
  background: rgba(6, 16, 13, 0.94);
  border-bottom: 1px solid var(--line-light);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  width: max-content;
}

.brand-mark {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 0.38rem);
  align-items: end;
  gap: 0.16rem;
  width: 1.5rem;
  height: 2rem;
  transform: skew(-9deg);
}

.brand-mark i {
  display: block;
  background: var(--accent);
}

.brand-mark i:nth-child(1) { height: 58%; }
.brand-mark i:nth-child(2) { height: 100%; }
.brand-mark i:nth-child(3) { height: 76%; }
.brand-mark.large { grid-template-columns: repeat(3, 0.72rem); width: 3rem; height: 3.5rem; gap: 0.28rem; }

.brand-text {
  display: grid;
  font-family: var(--font-display);
  font-size: 0.72rem;
  line-height: 1.05;
  letter-spacing: 0.08em;
}

.brand-text strong {
  font-size: 0.86rem;
  letter-spacing: 0.035em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.25vw, 2.5rem);
}

.mobile-language-options {
  display: none;
}

.mobile-rfq-link {
  display: none;
}

.site-nav a {
  position: relative;
  padding: 2rem 0;
  color: rgba(242, 244, 236, 0.72);
  font-family: var(--font-display);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 1.45rem;
  left: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.site-nav a:hover {
  color: var(--paper);
}

.site-nav a:hover::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
}

.language-switch-label {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.language-switch {
  min-width: 4.5rem;
  padding: 0.72rem 1.8rem 0.72rem 0.65rem;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--line-light);
  border-radius: 0;
  cursor: pointer;
}

.language-switch option {
  color: var(--ink);
}

.header-rfq {
  padding: 0.8rem 1rem;
  color: var(--ink);
  background: var(--accent);
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: background 0.25s ease;
}

.header-rfq:hover {
  background: #d4ff8e;
}

.menu-button {
  display: none;
}

.section-dark,
.applications,
.manufacturing,
.resources,
.about-section,
.rfq-section {
  color: var(--paper);
  background: var(--ink);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 8vw, 8.5rem) var(--page-pad) 4.5rem;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent 49.95%, rgba(184, 255, 73, 0.08) 50%, transparent 50.05%),
    radial-gradient(circle at 28% 20%, rgba(20, 83, 59, 0.72), transparent 34%);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(24rem, 0.95fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 1.65rem;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.69rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: '';
  width: 2rem;
  height: 1px;
  background: currentColor;
}

.eyebrow.dark {
  color: #3e574d;
}

.hero h1 {
  max-width: 12ch;
  font-size: clamp(3.5rem, 7vw, 8.1rem);
  font-weight: 650;
  font-stretch: condensed;
}

.hero h1 span,
.hero h1 em {
  display: block;
}

.hero h1 em {
  color: var(--accent);
  font-style: normal;
  font-weight: 420;
}

.hero-body {
  max-width: 43rem;
  margin-top: 2.35rem;
  color: rgba(242, 244, 236, 0.72);
  font-size: clamp(1rem, 1.25vw, 1.2rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  min-height: 3.35rem;
  padding: 0.85rem 1.1rem;
  border: 1px solid transparent;
  border-radius: 0;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.25s ease, background 0.25s ease, border 0.25s ease;
}

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

.button-accent:hover {
  background: #d5ff91;
}

.button-ghost {
  color: var(--paper);
  background: transparent;
  border-color: var(--line-light);
}

.button-ghost:hover {
  border-color: var(--accent);
}

.status-note {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-top: 2rem;
  color: var(--muted);
  font-size: 0.78rem;
}

.status-note > span:first-child,
.build-status > span {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--warning);
  box-shadow: 0 0 0 5px rgba(255, 204, 88, 0.13);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  50% { box-shadow: 0 0 0 10px rgba(255, 204, 88, 0); }
}

.hero-media {
  position: relative;
  min-height: clamp(30rem, 48vw, 47rem);
  border: 1px solid var(--line-light);
  clip-path: polygon(10% 0, 100% 0, 100% 90%, 90% 100%, 0 100%, 0 10%);
}

.hero-media::after,
.manufacturing-media::after,
.quality-media::after,
.product-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(145deg, rgba(6, 16, 13, 0.06), rgba(8, 47, 34, 0.5));
  mix-blend-mode: multiply;
}

.hero-media img,
.manufacturing-media img,
.quality-media img,
.product-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

html[lang='zh-CN'] .hero h1 {
  max-width: none;
  font-size: clamp(3.4rem, 5.35vw, 6.2rem);
  line-height: 1.04;
}

html[lang='zh-CN'] .hero h1 > span {
  white-space: nowrap;
}

html[lang='bn'] .hero h1 {
  max-width: 14ch;
  font-size: clamp(3.1rem, 5.5vw, 6.2rem);
  line-height: 1.06;
}

.hero-coordinate {
  position: absolute;
  right: 1.25rem;
  bottom: 3.6rem;
  z-index: 2;
  display: grid;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}

.media-note {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 3;
  padding: 0.65rem 0.9rem;
  color: var(--ink);
  background: rgba(184, 255, 73, 0.92);
  font-family: var(--font-display);
  font-size: 0.59rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--accent);
}

.stats-band article {
  min-height: 9rem;
  padding: 1.5rem var(--page-pad) 1.5rem 1.5rem;
  border-right: 1px solid rgba(6, 16, 13, 0.25);
}

.stats-band article > span {
  color: rgba(6, 16, 13, 0.48);
  font-family: var(--font-display);
  font-size: 0.64rem;
}

.stats-band p {
  margin-top: 1.7rem;
  font-size: 0.78rem;
}

.stats-band strong {
  display: block;
  margin-top: 0.15rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2vw, 1.8rem);
  line-height: 1;
  letter-spacing: -0.035em;
}

.section {
  position: relative;
  padding: var(--section-pad) var(--page-pad);
}

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

.section-intro {
  display: grid;
  grid-template-columns: minmax(15rem, 0.55fr) minmax(22rem, 1.2fr) minmax(15rem, 0.55fr);
  gap: clamp(2rem, 5vw, 6rem);
  align-items: start;
  max-width: 1600px;
  margin: 0 auto 5rem;
}

.section-intro .eyebrow {
  grid-column: 1;
}

.section-intro h2 {
  grid-column: 2;
  font-size: clamp(3.1rem, 5.8vw, 7rem);
  font-weight: 520;
  font-stretch: condensed;
}

.section-intro > p:last-child {
  grid-column: 3;
  color: #58675f;
  font-size: 0.95rem;
}

.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(20rem, 0.8fr);
  gap: 1px;
  max-width: 1600px;
  margin: 0 auto;
  background: var(--line);
  border: 1px solid var(--line);
}

.product-card {
  display: grid;
  grid-template-rows: minmax(22rem, 0.9fr) auto;
  min-width: 0;
  background: var(--paper);
}

.product-visual {
  position: relative;
  overflow: hidden;
  min-height: 31rem;
  background: var(--ink-soft);
}

.product-visual img {
  filter: saturate(0.42) contrast(1.08);
  transition: transform 1.2s var(--ease), filter 0.6s ease;
}

.product-card:hover .product-visual img {
  transform: scale(1.035);
  filter: saturate(0.78) contrast(1.06);
}

.product-index {
  position: absolute;
  top: 1.2rem;
  right: 1.2rem;
  z-index: 2;
  padding: 0.4rem 0.55rem;
  color: var(--paper);
  background: var(--ink);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
}

.product-content {
  padding: clamp(1.5rem, 3.2vw, 3.4rem);
}

.product-badge {
  margin-bottom: 1.2rem;
  color: #5c6e64;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-content h3 {
  font-size: clamp(3rem, 5vw, 6rem);
  font-weight: 580;
}

.product-content > p:not(.product-badge, .spec-note) {
  max-width: 50rem;
  margin-top: 1.4rem;
  color: #58675f;
}

.capacity-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 2rem;
  border: 1px solid var(--line);
  width: max-content;
  max-width: 100%;
}

.capacity-tab {
  padding: 0.65rem 0.85rem;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  cursor: pointer;
  font-family: var(--font-display);
  font-size: 0.72rem;
}

.capacity-tab:last-child {
  border-right: 0;
}

.capacity-tab.active {
  background: var(--accent);
}

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

.parameter-grid > div {
  min-height: 6.4rem;
  padding: 1rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.parameter-grid dt {
  color: #718078;
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.parameter-grid dd {
  margin-top: 0.9rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.2;
}

.parameter-grid.compact {
  grid-template-columns: 1fr;
}

.spec-note {
  margin-top: 1.25rem;
  padding-left: 1rem;
  color: #68766f;
  border-left: 2px solid var(--warning);
  font-size: 0.76rem;
}

.text-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.7rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.text-link:hover {
  color: #366814;
}

.product-schematic {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 31rem;
  overflow: hidden;
  color: var(--accent);
  background:
    linear-gradient(rgba(184, 255, 73, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184, 255, 73, 0.08) 1px, transparent 1px),
    var(--forest);
  background-size: 32px 32px;
}

.cell-drawing {
  position: relative;
  width: 6.5rem;
  height: 18rem;
  border: 2px solid var(--accent);
  border-radius: 3.25rem;
}

.cell-drawing::before,
.cell-drawing::after {
  content: '';
  position: absolute;
  left: -2rem;
  width: calc(100% + 4rem);
  height: 1px;
  background: var(--accent);
}

.cell-drawing::before { top: 0; }
.cell-drawing::after { bottom: 0; }
.cell-drawing i { position: absolute; top: -0.45rem; left: 50%; width: 2rem; height: 0.45rem; background: var(--accent); transform: translateX(-50%); }
.cell-drawing span { position: absolute; font-family: var(--font-display); font-size: 0.62rem; }
.cell-drawing span:first-child { top: -1.6rem; left: 50%; transform: translateX(-50%); }
.cell-drawing span:last-child { top: 50%; right: -3.2rem; transform: rotate(90deg); }
.product-schematic > p { position: absolute; bottom: 1.2rem; left: 1.2rem; font-family: var(--font-display); font-size: 0.6rem; letter-spacing: 0.1em; }

.applications {
  background: var(--forest);
}

.applications .section-intro {
  display: block;
  max-width: 80rem;
  margin-left: 0;
}

.applications .section-intro h2 {
  max-width: 12ch;
  color: var(--paper);
}

.applications .section-intro > p:last-child {
  max-width: 35rem;
  margin-top: 2rem;
  color: rgba(242, 244, 236, 0.65);
}

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

.application-list article {
  position: relative;
  display: grid;
  grid-template-columns: 5rem minmax(16rem, 0.65fr) minmax(18rem, 1fr) 3rem;
  gap: 2rem;
  align-items: center;
  min-height: 9rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line-light);
  transition: padding 0.4s var(--ease), background 0.3s ease;
}

.application-list article::before {
  content: '';
  position: absolute;
  inset: 0 calc(var(--page-pad) * -1);
  z-index: 0;
  background: var(--accent);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.35s var(--ease);
}

.application-list article:hover::before {
  transform: scaleY(1);
}

.application-list article > * {
  position: relative;
  z-index: 1;
}

.application-list article:hover {
  color: var(--ink);
  padding-right: 1rem;
  padding-left: 1rem;
}

.application-list article > span {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.7rem;
}

.application-list article:hover > span {
  color: var(--ink);
}

.application-list h3 {
  font-size: clamp(1.5rem, 2.8vw, 3rem);
  font-weight: 480;
}

.application-list p {
  color: rgba(242, 244, 236, 0.62);
  font-size: 0.9rem;
}

.application-list article:hover p {
  color: rgba(6, 16, 13, 0.72);
}

.application-list i {
  font-size: 1.7rem;
  font-style: normal;
}

.manufacturing {
  background: var(--ink);
}

.manufacturing-grid {
  display: grid;
  grid-template-columns: minmax(21rem, 0.8fr) minmax(28rem, 1.2fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
}

.manufacturing-copy h2,
.resource-copy h2,
.about-copy h2,
.rfq-intro h2,
.quality-copy h2 {
  font-size: clamp(3rem, 5.6vw, 6.7rem);
  font-weight: 510;
  font-stretch: condensed;
}

.manufacturing-copy > p:not(.eyebrow),
.resource-copy > p:not(.eyebrow),
.about-copy > p:not(.eyebrow),
.rfq-intro > p:not(.eyebrow) {
  max-width: 42rem;
  margin-top: 2rem;
  color: rgba(242, 244, 236, 0.64);
}

.build-status {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 2.2rem 0;
  font-family: var(--font-display);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.manufacturing-media {
  position: relative;
  min-height: clamp(28rem, 48vw, 45rem);
  overflow: hidden;
  border: 1px solid var(--line-light);
}

.manufacturing-media img {
  filter: grayscale(1) contrast(1.15);
}

.build-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  max-width: 1600px;
  margin: 5rem auto 0;
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
}

.build-steps article {
  min-height: 16rem;
  padding: 1.5rem;
  border-right: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.build-steps article > span {
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.68rem;
}

.build-steps h3 {
  margin-top: 4rem;
  font-size: 1.5rem;
  font-weight: 520;
}

.build-steps p {
  margin-top: 1rem;
  color: rgba(242, 244, 236, 0.6);
  font-size: 0.85rem;
}

.quality-section {
  display: grid;
  grid-template-columns: minmax(22rem, 0.9fr) minmax(24rem, 1.1fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: center;
  background: var(--paper-deep);
}

.quality-media {
  position: relative;
  min-height: clamp(35rem, 58vw, 54rem);
  overflow: hidden;
  clip-path: polygon(0 0, 90% 0, 100% 10%, 100% 100%, 10% 100%, 0 90%);
}

.quality-media img {
  object-position: center;
}

.quality-copy > p:not(.eyebrow) {
  max-width: 42rem;
  margin-top: 1.8rem;
  color: #58675f;
}

.quality-list {
  margin-top: 3.2rem;
  border-top: 1px solid var(--line);
}

.quality-list article {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 1rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.quality-list article > span {
  color: #517044;
  font-family: var(--font-display);
  font-size: 0.68rem;
}

.quality-list h3 {
  font-size: 1.3rem;
  font-weight: 540;
}

.quality-list p {
  margin-top: 0.4rem;
  color: #65746c;
  font-size: 0.85rem;
}

.resources {
  display: grid;
  grid-template-columns: minmax(22rem, 0.8fr) minmax(30rem, 1.2fr);
  gap: clamp(3rem, 8vw, 9rem);
  background: var(--forest-bright);
}

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

.resource-list article {
  display: grid;
  grid-template-columns: 5.5rem minmax(12rem, 0.8fr) minmax(13rem, 1fr) 2rem;
  gap: 1rem;
  align-items: center;
  min-height: 7.5rem;
  border-bottom: 1px solid var(--line-light);
}

.resource-list article > span,
.resource-list article > p {
  color: rgba(242, 244, 236, 0.55);
  font-size: 0.7rem;
}

.resource-list h3 {
  font-size: 1.35rem;
  font-weight: 520;
}

.resource-list i {
  color: var(--accent);
  font-style: normal;
}

.about-section {
  display: grid;
  grid-template-columns: minmax(25rem, 1fr) minmax(25rem, 1fr);
  gap: clamp(3rem, 8vw, 9rem);
  align-items: center;
  min-height: 50rem;
  overflow: hidden;
  background: var(--ink);
}

.about-graphic {
  position: relative;
  aspect-ratio: 1;
  max-width: 42rem;
  width: 100%;
  margin: auto;
}

.orbit,
.axis {
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(184, 255, 73, 0.35);
  border-radius: 50%;
}

.orbit-two {
  inset: 29%;
}

.axis {
  inset: 50% 0 auto;
  height: 1px;
  border: 0;
  border-top: 1px solid rgba(184, 255, 73, 0.25);
  border-radius: 0;
}

.axis.y {
  inset: 0 auto 0 50%;
  width: 1px;
  height: auto;
  border-top: 0;
  border-left: 1px solid rgba(184, 255, 73, 0.25);
}

.about-graphic strong {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--accent);
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  letter-spacing: -0.06em;
  transform: translate(-50%, -50%);
}

.point {
  position: absolute;
  z-index: 2;
  padding: 0.35rem 0.45rem;
  color: var(--ink);
  background: var(--accent);
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-weight: 700;
}

.point-one { top: 24%; left: 15%; }
.point-two { right: 4%; bottom: 30%; }

.about-note {
  padding: 1.1rem;
  border: 1px solid var(--line-light);
  font-size: 0.78rem;
}

.rfq-section {
  display: grid;
  grid-template-columns: minmax(22rem, 0.85fr) minmax(28rem, 1.15fr);
  gap: clamp(3rem, 8vw, 10rem);
  background: var(--forest);
}

.rfq-steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 3rem;
  border: 1px solid var(--line-light);
}

.rfq-steps span {
  padding: 0.9rem;
  color: var(--muted);
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.rfq-steps span + span {
  border-left: 1px solid var(--line-light);
}

.rfq-steps span.active {
  color: var(--ink);
  background: var(--accent);
}

.rfq-form {
  min-height: 36rem;
  padding: clamp(1.5rem, 4vw, 3.5rem);
  color: var(--ink);
  background: var(--paper);
}

.form-step.active {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.field {
  display: grid;
  gap: 0.5rem;
}

.field-wide {
  grid-column: 1 / -1;
}

.field label {
  color: #5e6c64;
  font-size: 0.69rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.9rem 0;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
}

.field input[aria-invalid='true'] {
  border-bottom-color: #c63b29;
}

.form-error {
  grid-column: 1 / -1;
  padding: 0.8rem;
  color: #7e251c;
  background: #ffe4de;
  font-size: 0.8rem;
}

.form-step > .button,
.form-buttons {
  grid-column: 1 / -1;
  margin-top: 1.5rem;
}

.form-buttons {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.rfq-form .button-ghost {
  color: var(--ink);
  border-color: var(--line);
}

.form-success {
  display: grid;
  align-content: center;
  min-height: 28rem;
}

.form-success[hidden] {
  display: none;
}

.form-success > span {
  display: grid;
  place-items: center;
  width: 3.5rem;
  height: 3.5rem;
  color: var(--ink);
  background: var(--accent);
  font-size: 1.5rem;
}

.form-success h3 {
  max-width: 10ch;
  margin-top: 2rem;
  font-size: clamp(2.7rem, 5vw, 5rem);
}

.form-success p {
  max-width: 35rem;
  margin-top: 1.5rem;
  color: #58675f;
}

.form-success .text-link {
  width: 100%;
  color: var(--ink);
  background: transparent;
  border-right: 0;
  border-left: 0;
  cursor: pointer;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(14rem, 1fr) minmax(15rem, 1fr) minmax(15rem, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding: 3rem var(--page-pad);
  color: var(--paper);
  background: #020806;
  border-top: 1px solid var(--line-light);
  font-size: 0.74rem;
}

.site-footer > p {
  color: var(--muted);
}

.site-footer .footer-disclaimer {
  color: #75837b;
}

.site-footer > a {
  color: var(--accent);
  font-family: var(--font-display);
}

.language-gate {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  overflow: auto;
  padding: 1.5rem;
  background:
    linear-gradient(rgba(184, 255, 73, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(184, 255, 73, 0.06) 1px, transparent 1px),
    rgba(2, 8, 6, 0.97);
  background-size: 48px 48px;
}

.language-gate[hidden] {
  display: none;
}

.language-panel {
  width: min(70rem, 100%);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid rgba(184, 255, 73, 0.5);
  box-shadow: 0 2rem 7rem rgba(0, 0, 0, 0.6);
}

.language-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  color: var(--paper);
  background: var(--ink);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.language-panel-copy {
  padding: clamp(2rem, 6vw, 4.5rem) clamp(1.5rem, 6vw, 5rem) 2rem;
}

.language-panel-copy h2 {
  max-width: 12ch;
  font-size: clamp(2.7rem, 6vw, 5.7rem);
  font-weight: 560;
}

.language-panel-copy > p:last-child {
  max-width: 38rem;
  margin-top: 1.2rem;
  color: #5c6b63;
}

.language-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.language-options button {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  min-height: 7rem;
  padding: 1.5rem;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-right: 1px solid var(--line);
  cursor: pointer;
  text-align: left;
  transition: color 0.25s ease, background 0.25s ease;
}

.language-options button:last-child {
  border-right: 0;
}

.language-options button:hover {
  color: var(--ink);
  background: var(--accent);
}

.language-options span,
.language-options i {
  color: #68776f;
  font-family: var(--font-display);
  font-size: 0.62rem;
  font-style: normal;
}

.language-options strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
}

.language-default {
  padding: 1rem 1.5rem;
  color: #6b7972;
  font-size: 0.72rem;
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(2.2rem);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

[hidden] {
  display: none !important;
}

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

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    z-index: 40;
    display: none;
    align-content: start;
    height: calc(100dvh - 4.6rem);
    overflow-y: auto;
    padding: 2rem var(--page-pad);
    background: var(--ink);
  }

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

  .mobile-language-options {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
  }

  .site-nav .mobile-rfq-link {
    display: block;
    margin-top: 1rem;
    padding: 1rem;
    color: var(--ink);
    background: var(--accent);
    border-bottom: 0;
    text-align: center;
  }

  .mobile-language-options button {
    flex: 1;
    padding: 0.8rem 0.5rem;
    color: var(--paper);
    background: transparent;
    border: 1px solid var(--line-light);
    cursor: pointer;
  }

  .mobile-language-options button[aria-pressed='true'] {
    color: var(--ink);
    background: var(--accent);
  }

  .site-nav a {
    padding: 1.1rem 0;
    border-bottom: 1px solid var(--line-light);
    font-size: 1.2rem;
  }

  .header-actions {
    display: none;
  }

  .menu-button {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--paper);
    background: transparent;
    border: 0;
    cursor: pointer;
    font-family: var(--font-display);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .menu-lines {
    display: grid;
    gap: 0.3rem;
  }

  .menu-lines i {
    display: block;
    width: 1.4rem;
    height: 1px;
    background: var(--accent);
  }

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

  .hero-media {
    min-height: 38rem;
  }

  .section-intro {
    grid-template-columns: 0.55fr 1.45fr;
  }

  .section-intro > p:last-child {
    grid-column: 2;
  }

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

  .resources,
  .rfq-section {
    grid-template-columns: 1fr;
  }

  .quality-section {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 3rem;
  }
}

@media (max-width: 760px) {
  :root {
    --section-pad: 5rem;
  }

  .topline {
    justify-content: center;
    text-align: center;
  }

  .topline-code {
    display: none;
  }

  .site-header {
    min-height: 4.6rem;
  }

  .brand-text strong {
    font-size: 0.72rem;
  }

  .brand-text {
    font-size: 0.62rem;
  }

  .hero {
    padding-top: 4rem;
  }

  .hero-grid {
    gap: 3.5rem;
  }

  .hero h1 {
    font-size: clamp(3.25rem, 16vw, 5.2rem);
  }

  .hero-media {
    min-height: 26rem;
  }

  .button-row,
  .button-row .button {
    width: 100%;
  }

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

  .stats-band article {
    min-height: 7rem;
    padding: 1rem;
    border-bottom: 1px solid rgba(6, 16, 13, 0.25);
  }

  .stats-band p {
    margin-top: 0.8rem;
  }

  .section-intro {
    display: block;
    margin-bottom: 3rem;
  }

  .section-intro h2,
  .manufacturing-copy h2,
  .resource-copy h2,
  .about-copy h2,
  .rfq-intro h2,
  .quality-copy h2 {
    font-size: clamp(2.8rem, 14vw, 4.7rem);
  }

  .section-intro > p:last-child {
    margin-top: 1.4rem;
  }

  .product-card {
    grid-template-rows: auto auto;
  }

  .product-visual,
  .product-schematic {
    min-height: 23rem;
  }

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

  .capacity-tabs {
    width: 100%;
  }

  .capacity-tab {
    flex: 1;
    padding: 0.65rem 0.45rem;
  }

  .application-list article {
    grid-template-columns: 2.5rem 1fr 2rem;
    gap: 0.8rem;
    padding: 1.5rem 0;
  }

  .application-list p {
    grid-column: 2 / -1;
    padding-right: 1rem;
  }

  .application-list i {
    grid-column: 3;
    grid-row: 1;
  }

  .manufacturing-media {
    min-height: 28rem;
  }

  .build-steps {
    grid-template-columns: 1fr;
    margin-top: 3rem;
  }

  .build-steps article {
    min-height: 12rem;
  }

  .build-steps h3 {
    margin-top: 2.3rem;
  }

  .quality-section {
    grid-template-columns: 1fr;
  }

  .quality-media {
    min-height: 30rem;
  }

  .resource-list article {
    grid-template-columns: 4.5rem 1fr 1rem;
    gap: 0.6rem;
    padding: 1.2rem 0;
  }

  .resource-list article > p {
    grid-column: 2 / -1;
  }

  .resource-list i {
    grid-column: 3;
    grid-row: 1;
  }

  .about-section {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .about-graphic {
    order: 2;
  }

  .form-step.active {
    grid-template-columns: 1fr;
  }

  .field-wide,
  .form-step > .button,
  .form-buttons,
  .form-error {
    grid-column: 1;
  }

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

  .language-gate {
    padding: 0;
  }

  .language-panel {
    min-height: 100dvh;
    border: 0;
  }

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

  .language-options button {
    min-height: 5.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}