:root {
  --ink: #13201d;
  --ink-soft: #34423e;
  --muted: #68736f;
  --line: #d9e0dc;
  --paper: #f6f8f6;
  --white: #ffffff;
  --dark: #0d1715;
  --dark-soft: #172522;
  --green: #147a56;
  --green-dark: #0c5f42;
  --blue: #2d7192;
  --gold: #d9a52c;
  --shadow: 0 20px 55px rgba(15, 28, 24, 0.13);
  --shell: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 94px;
}

html[data-lang="zh"] .lang-en,
html[data-lang="en"] .lang-zh {
  display: none !important;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, Arial, "Microsoft YaHei", "PingFang SC", sans-serif;
  line-height: 1.7;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
}

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

.shell {
  width: min(var(--shell), calc(100% - 48px));
  margin: 0 auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--white);
  background: var(--green-dark);
  transform: translateY(-160%);
}

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

.topbar {
  color: rgba(255, 255, 255, 0.74);
  background: var(--dark);
  font-size: 12px;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
}

.topbar p {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
}

.topbar a {
  color: var(--white);
  font-weight: 700;
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #58d494;
  box-shadow: 0 0 0 4px rgba(88, 212, 148, 0.14);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(217, 224, 220, 0.9);
  backdrop-filter: blur(14px);
  transition: box-shadow 180ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 8px 30px rgba(13, 23, 21, 0.09);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: 78px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 1 330px;
  min-width: 0;
  gap: 12px;
}

.brand img {
  width: 116px;
  height: 46px;
  object-fit: contain;
}

.brand-copy {
  display: grid;
  min-width: 0;
  line-height: 1.2;
}

.brand-copy strong {
  font-size: 16px;
  white-space: nowrap;
}

.brand-copy small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex: 1 1 auto;
  gap: 25px;
  color: #35433f;
  font-size: 14px;
  white-space: nowrap;
}

.nav-links a {
  position: relative;
  padding: 28px 0 25px;
}

.nav-links a::after {
  position: absolute;
  right: 0;
  bottom: 18px;
  left: 0;
  height: 2px;
  content: "";
  background: var(--green);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-links a:hover,
.nav-links a.is-current {
  color: var(--green-dark);
}

.nav-links a:hover::after,
.nav-links a.is-current::after {
  transform: scaleX(1);
}

.language-switch {
  display: inline-flex;
  overflow: hidden;
  flex: 0 0 auto;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
}

.language-switch button {
  width: 42px;
  height: 34px;
  padding: 0;
  border: 0;
  border-right: 1px solid var(--line);
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

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

.language-switch button.is-active {
  color: var(--white);
  background: var(--green-dark);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px 0;
  background: var(--ink);
  transition: transform 180ms ease, opacity 180ms ease;
}

.hero {
  position: relative;
  color: var(--white);
  background: #25292a url("./images/hero-minimal-v3.webp") center / cover no-repeat;
}

.hero::before {
  display: none;
}

.hero-inner {
  position: static;
  display: flex;
  align-items: center;
  min-height: calc(100svh - 190px);
  padding-top: 72px;
  padding-bottom: 90px;
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(790px, 60%);
  transform: translateY(-102px);
}

.hero-certificates {
  position: absolute;
  z-index: 2;
  top: calc(100% + 36px);
  right: auto;
  left: 0;
  width: min(300px, 100%);
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  background: rgba(11, 19, 18, 0.86);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(5px);
  transform: none;
}

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

.hero-certificate-card {
  display: grid;
  gap: 9px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 11px;
  line-height: 1.4;
  text-align: center;
}

.hero-certificate-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  height: auto;
  max-height: 330px;
  object-fit: cover;
  object-position: center;
  background: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.hero-certificate-card:hover img {
  transform: translateY(-4px);
  box-shadow: 0 20px 42px rgba(0, 0, 0, 0.36);
}

.hero-certificate-note {
  margin: 12px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 10px;
  line-height: 1.5;
  text-align: center;
}

.eyebrow,
.section-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 20px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 46px;
  height: 2px;
  content: "";
  background: var(--gold);
}

.hero h1 {
  max-width: 880px;
  margin: 0;
  font-size: 62px;
  line-height: 1.09;
  letter-spacing: 0;
}

html[data-lang="en"] .hero h1 {
  font-size: 54px;
  line-height: 1.12;
}

.hero-lead {
  max-width: 720px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 19px;
  line-height: 1.75;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 48px;
  padding: 11px 19px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  line-height: 1.2;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #142016;
  background: var(--gold);
}

.button-primary:hover {
  background: #e6b83f;
}

.button-ghost {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.58);
  background: rgba(255, 255, 255, 0.04);
}

.button-outline {
  color: var(--green-dark);
  border-color: var(--green-dark);
}

.hero-facts {
  position: relative;
  background: rgba(13, 23, 21, 0.94);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.fact-grid > div {
  min-height: 104px;
  padding: 22px 28px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.fact-grid > div:first-child {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.fact-grid strong {
  display: block;
  color: var(--white);
  font-size: 25px;
  line-height: 1.2;
}

.fact-grid span {
  display: block;
  margin-top: 6px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 12px;
}

.section {
  padding: 108px 0;
}

.section h2 {
  margin: 0;
  font-size: 43px;
  line-height: 1.22;
  letter-spacing: 0;
}

html[data-lang="en"] .section h2 {
  font-size: 40px;
}

.section-kicker .index {
  color: var(--green);
  font-size: 12px;
}

.about-section {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  gap: 82px;
  align-items: center;
}

.about-image {
  position: relative;
  min-height: 550px;
}

.about-image > img {
  width: calc(100% - 44px);
  height: 520px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.about-image::after {
  position: absolute;
  z-index: -1;
  right: 0;
  bottom: 0;
  width: 62%;
  height: 62%;
  content: "";
  border: 12px solid #e4ebe7;
}

.image-note {
  position: absolute;
  right: 0;
  bottom: 34px;
  width: min(280px, 72%);
  padding: 22px 24px;
  color: var(--white);
  background: var(--green-dark);
  box-shadow: var(--shadow);
}

.image-note strong,
.image-note span {
  display: block;
}

.image-note strong {
  font-size: 24px;
}

.image-note span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.73);
  font-size: 12px;
}

.about-copy .lead-copy {
  margin-top: 28px;
  color: var(--ink-soft);
  font-size: 18px;
  font-weight: 700;
}

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

.sector-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 30px;
}

.sector-list span {
  padding: 7px 11px;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--ink-soft);
  background: var(--paper);
  font-size: 12px;
  font-weight: 700;
}

.capability-section {
  background: #eef2ef;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.55fr);
  gap: 70px;
  align-items: end;
  margin-bottom: 45px;
}

.section-heading > p {
  margin: 0 0 5px;
  color: var(--muted);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.capability-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--white);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.capability-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 45px rgba(18, 38, 31, 0.11);
}

.capability-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card-copy {
  position: relative;
  padding: 23px 21px 26px;
}

.card-number {
  position: absolute;
  right: 19px;
  top: 17px;
  color: #cdd6d1;
  font-size: 12px;
  font-weight: 800;
}

.capability-card h3 {
  margin: 0;
  padding-right: 30px;
  font-size: 20px;
  line-height: 1.3;
}

.capability-card p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.process-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--white);
}

.process-flow > div {
  position: relative;
  min-height: 98px;
  padding: 23px 22px;
  border-right: 1px solid var(--line);
}

.process-flow > div:last-child {
  border-right: 0;
}

.process-flow > div:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 38px;
  right: -8px;
  width: 14px;
  height: 14px;
  content: "";
  border-top: 1px solid var(--line);
  border-right: 1px solid var(--line);
  background: var(--white);
  transform: rotate(45deg);
}

.process-flow strong,
.process-flow span {
  display: block;
}

.process-flow strong {
  color: var(--green);
  font-size: 12px;
}

.process-flow span {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 800;
}

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

.equipment-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 76px;
  align-items: center;
}

.equipment-section h2,
.quality-section h2 {
  color: var(--white);
}

.equipment-copy > p:not(.section-kicker) {
  margin: 27px 0 0;
  color: rgba(255, 255, 255, 0.63);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 25px;
  color: var(--gold);
  font-weight: 800;
}

.equipment-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 235px 235px;
  gap: 12px;
}

.equipment-gallery figure {
  position: relative;
  overflow: hidden;
  margin: 0;
}

.equipment-gallery figure:first-child {
  grid-row: span 2;
}

.equipment-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.equipment-gallery figure:hover img {
  transform: scale(1.035);
}

.equipment-gallery figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding: 36px 18px 16px;
  background: linear-gradient(transparent, rgba(4, 12, 10, 0.86));
}

.equipment-gallery figcaption span {
  color: var(--gold);
  font-size: 10px;
  font-weight: 800;
}

.equipment-gallery figcaption strong {
  font-size: 14px;
}

.products-section {
  background: var(--white);
}

.product-heading {
  align-items: end;
}

.product-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.product-filters button {
  min-height: 38px;
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--muted);
  background: var(--white);
  cursor: pointer;
}

.product-filters button:hover,
.product-filters button.is-active {
  color: var(--white);
  border-color: var(--green-dark);
  background: var(--green-dark);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 15px;
}

.product-grid figure {
  overflow: hidden;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  transition: opacity 180ms ease, transform 180ms ease;
}

.product-grid figure.is-hidden {
  display: none;
}

.product-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: #edf0ed;
  transition: transform 300ms ease;
}

.product-grid figure:hover img {
  transform: scale(1.035);
}

.product-grid figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 66px;
  padding: 14px 16px;
  background: var(--white);
}

.product-grid figcaption strong {
  min-width: 0;
  font-size: 14px;
}

.product-grid figcaption > span {
  color: var(--green);
  font-size: 9px;
  font-weight: 800;
}

.quality-section {
  color: var(--white);
  background: var(--dark-soft);
}

.quality-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 78px;
  align-items: start;
}

.quality-main > p:not(.section-kicker) {
  margin: 27px 0 0;
  color: rgba(255, 255, 255, 0.65);
}

.quality-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: 33px;
  background: rgba(255, 255, 255, 0.13);
}

.quality-points > div {
  min-height: 98px;
  padding: 20px;
  background: #1e302b;
}

.quality-points strong,
.quality-points span {
  display: block;
}

.quality-points strong {
  color: var(--gold);
  font-size: 13px;
}

.quality-points span {
  margin-top: 7px;
  color: rgba(255, 255, 255, 0.79);
  font-size: 13px;
  font-weight: 700;
}

.quality-visual > img {
  width: 100%;
  max-height: 430px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.certificate-panel {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 22px;
  margin-top: 18px;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.035);
}

.certificate-thumbnails {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.certificate-thumb {
  display: grid;
  align-content: start;
  gap: 7px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 10px;
  text-align: center;
}

.certificate-thumb img {
  width: 100%;
  aspect-ratio: 0.72;
  object-fit: cover;
  object-position: top;
  border: 2px solid var(--white);
  background: var(--white);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.certificate-thumb:hover img {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
}

.certificate-copy {
  align-self: center;
}

.certificate-eyebrow {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
}

.certificate-copy h3 {
  margin: 0;
  color: var(--white);
  font-size: 16px;
  line-height: 1.35;
  letter-spacing: 0;
}

.certificate-copy > p:not(.certificate-eyebrow) {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  line-height: 1.7;
}

.certificate-copy .certificate-status {
  padding-left: 10px;
  border-left: 2px solid var(--gold);
  color: rgba(255, 255, 255, 0.74);
}

.certificate-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
}

.workshop-section {
  background: #edf1ee;
}

.workshop-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.825fr 0.825fr;
  gap: 12px;
}

.workshop-grid img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.contact-section {
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.contact-section::before {
  display: none;
}

.contact-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: 90px;
  align-items: start;
}

.contact-intro > p:not(.section-kicker) {
  max-width: 620px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.contact-details {
  display: grid;
  gap: 0;
  margin: 0;
  padding-left: 42px;
  font-style: normal;
}

.contact-details > div {
  display: grid;
  padding: 23px 0;
  border-bottom: 1px solid #cdd8d2;
}

.contact-details > div:first-child {
  padding-top: 0;
}

.contact-label {
  color: var(--green);
  font-size: 10px;
  font-weight: 800;
}

.contact-details strong {
  margin-top: 5px;
  color: var(--ink);
  font-size: 15px;
}

.contact-details a,
.contact-details > div > span:last-child {
  margin-top: 6px;
  color: var(--blue);
  font-size: 13px;
}

.site-footer {
  color: rgba(255, 255, 255, 0.72);
  background:
    linear-gradient(rgba(6, 14, 12, 0.86), rgba(6, 14, 12, 0.94)),
    url("./images/workshop-3.png") center 52% / cover no-repeat;
}

.footer-overlay {
  background: linear-gradient(90deg, rgba(7, 17, 14, 0.14), rgba(7, 17, 14, 0.54));
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: 76px;
  min-height: 390px;
  padding-top: 62px;
  padding-bottom: 54px;
}

.footer-company h2 {
  margin: 0;
  color: var(--white);
  font-size: 18px;
  line-height: 1.45;
  letter-spacing: 0;
}

.footer-rule {
  width: 100%;
  height: 1px;
  margin: 13px 0 23px;
  background: rgba(255, 255, 255, 0.48);
}

.footer-contact-list {
  display: grid;
  gap: 10px;
  margin: 0;
  font-style: normal;
}

.footer-contact-list p {
  display: grid;
  grid-template-columns: 34px max-content minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  margin: 0;
  min-width: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
}

.footer-contact-list img {
  width: 28px;
  height: 28px;
  padding: 5px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 50%;
}

.footer-contact-list strong {
  color: rgba(255, 255, 255, 0.9);
  font-weight: 700;
}

.footer-contact-list a {
  color: var(--white);
}

.footer-phone {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.footer-person {
  padding-left: 10px;
  color: var(--gold);
  border-left: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  font-weight: 800;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 35px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 12px;
}

.footer-links strong {
  color: var(--white);
}

.footer-links a:hover,
.footer-nav a:hover {
  color: var(--gold);
}

.footer-aside {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-left: 48px;
  border-left: 1px solid rgba(255, 255, 255, 0.17);
}

.footer-kicker {
  margin: 0;
  color: var(--gold);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.footer-aside h3 {
  margin: 13px 0 0;
  color: var(--white);
  font-size: 28px;
  line-height: 1.35;
  letter-spacing: 0;
}

html[data-lang="en"] .footer-aside h3 {
  font-size: 25px;
}

.footer-inquiry {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 14px;
  min-height: 44px;
  margin-top: 25px;
  padding: 9px 15px;
  color: #172016;
  border-radius: 5px;
  background: var(--gold);
  font-size: 13px;
  font-weight: 800;
}

.footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 18px;
  margin-top: 32px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 12px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  padding-top: 18px;
  padding-bottom: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 11px;
}

.footer-bottom p {
  margin: 0;
}

.footer-legal {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.icp-link {
  color: rgba(255, 255, 255, 0.76);
}

.icp-link:hover {
  color: var(--gold);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 550ms ease, transform 550ms ease;
}

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

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

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

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

@media (max-width: 1080px) {
  .brand-copy {
    display: none;
  }

  .brand {
    flex-basis: 130px;
  }

  .nav-links {
    gap: 18px;
    font-size: 13px;
  }

  .hero h1 {
    font-size: 52px;
  }

  html[data-lang="en"] .hero h1 {
    font-size: 46px;
  }

  .section h2,
  html[data-lang="en"] .section h2 {
    font-size: 37px;
  }

  .about-grid,
  .equipment-layout,
  .quality-layout {
    gap: 50px;
  }

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

@media (max-width: 840px) {
  .shell {
    width: min(var(--shell), calc(100% - 32px));
  }

  .topbar {
    display: none;
  }

  .header-inner {
    min-height: 70px;
  }

  .brand {
    flex: 1 1 auto;
  }

  .brand img {
    width: 112px;
    height: 42px;
  }

  .menu-toggle {
    display: block;
    order: 2;
  }

  .language-switch {
    order: 3;
  }

  .nav-links {
    position: fixed;
    z-index: 39;
    top: 70px;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    align-content: start;
    gap: 0;
    padding: 24px 20px;
    color: var(--white);
    background: rgba(13, 23, 21, 0.98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-links a {
    padding: 16px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    font-size: 16px;
  }

  .nav-links a::after {
    display: none;
  }

  .menu-toggle[aria-expanded="true"] span:first-child {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] span:last-child {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero-inner {
    position: relative;
    align-items: flex-start;
    flex-direction: column;
    gap: 44px;
    min-height: calc(100svh - 190px);
    padding-top: 64px;
    padding-bottom: 72px;
  }

  .hero-copy {
    width: 100%;
    transform: none;
  }

  .hero-certificates {
    position: static;
    align-self: center;
    width: min(100%, 420px);
    margin-top: 32px;
    padding: 14px 14px 12px;
    transform: none;
  }

  .hero h1,
  html[data-lang="en"] .hero h1 {
    max-width: 680px;
    font-size: 44px;
  }

  .hero-lead {
    max-width: 620px;
    font-size: 17px;
  }

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

  .fact-grid > div {
    min-height: 92px;
    padding: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .section {
    padding: 82px 0;
  }

  .about-grid,
  .equipment-layout,
  .quality-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .about-image {
    min-height: 490px;
  }

  .about-image > img {
    height: 455px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

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

  .process-flow > div {
    border-bottom: 1px solid var(--line);
  }

  .process-flow > div::after {
    display: none;
  }

  .equipment-copy {
    max-width: 650px;
  }

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

  .workshop-grid img {
    height: 290px;
  }

  .workshop-grid img:first-child {
    grid-column: span 2;
  }

  .contact-details {
    padding-left: 0;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .footer-aside {
    padding-top: 38px;
    padding-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.17);
    border-left: 0;
  }
}

@media (max-width: 560px) {
  .header-inner {
    gap: 8px;
  }

  .brand img {
    width: 96px;
  }

  .language-switch button {
    width: 37px;
  }

  .hero {
    background-position: 38% center;
  }

  .hero-inner {
    min-height: 570px;
    gap: 32px;
    padding-top: 46px;
    padding-bottom: 34px;
  }

  .hero-certificates {
    width: 100%;
  }

  .hero-certificate-grid {
    gap: 14px;
  }

  .hero-certificate-card img {
    max-height: 270px;
  }

  .hero h1,
  html[data-lang="en"] .hero h1 {
    font-size: 34px;
    line-height: 1.16;
  }

  .hero-lead {
    font-size: 16px;
    line-height: 1.65;
  }

  .hero-actions {
    flex-wrap: nowrap;
    gap: 10px;
    margin-top: 28px;
  }

  .hero-actions .button {
    flex: 1 1 0;
    min-width: 0;
    min-height: 46px;
    padding: 10px 8px;
    font-size: 14px;
  }

  .fact-grid strong {
    font-size: 20px;
  }

  .section {
    padding: 68px 0;
  }

  .section h2,
  html[data-lang="en"] .section h2 {
    font-size: 30px;
  }

  .about-image {
    min-height: 390px;
  }

  .about-image > img {
    width: calc(100% - 20px);
    height: 360px;
  }

  .image-note {
    bottom: 18px;
    padding: 16px;
  }

  .capability-grid,
  .product-grid,
  .process-flow,
  .quality-points {
    grid-template-columns: 1fr;
  }

  .equipment-gallery {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, 240px);
  }

  .equipment-gallery figure:first-child {
    grid-row: auto;
  }

  .product-filters {
    justify-content: flex-start;
  }

  .certificate-panel {
    grid-template-columns: 1fr;
  }

  .certificate-thumbnails {
    max-width: 190px;
  }

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

  .workshop-grid img,
  .workshop-grid img:first-child {
    grid-column: auto;
    height: 245px;
  }

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

  .footer-main {
    min-height: 0;
    padding-top: 48px;
    padding-bottom: 42px;
  }

  .footer-contact-list p {
    grid-template-columns: 34px minmax(0, 1fr);
    align-items: start;
  }

  .footer-contact-list img {
    grid-row: 1 / span 3;
  }

  .footer-contact-list p > :not(img) {
    grid-column: 2;
  }

  .footer-person {
    padding-left: 0;
    border-left: 0;
  }

  .footer-links {
    gap: 12px 18px;
  }

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

  .footer-legal {
    justify-content: space-between;
    width: 100%;
  }

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