:root {
  color-scheme: dark;
  --navy: #06131f;
  --navy-2: #0a1d2d;
  --navy-3: #102a3d;
  --electric: #43c7f4;
  --electric-2: #7ee1ff;
  --lime: #a6f28f;
  --white: #f3f8fb;
  --mist: #b9c9d2;
  --steel: #7d929e;
  --line: rgba(185, 201, 210, .2);
  --light-bg: #edf3f5;
  --light-ink: #0b2231;
  --max: 1240px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--white);
  background: var(--navy);
  font-family: Inter, "Segoe UI", "Noto Sans", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

button, input { font: inherit; }

.skip-link {
  position: fixed;
  top: 0;
  left: 1rem;
  z-index: 100;
  padding: .7rem 1rem;
  color: var(--navy);
  background: var(--electric);
  transform: translateY(-120%);
}

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

.site-header,
.hero,
.trust-strip,
.section,
.product-range,
.engineering,
.markets,
.contact,
.site-footer {
  width: min(var(--max), calc(100% - 48px));
  margin-inline: auto;
}

.site-header {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 3rem;
  align-items: center;
  min-height: 92px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  gap: .7rem;
  align-items: center;
  width: max-content;
  font-size: .9rem;
  font-weight: 800;
  letter-spacing: .19em;
  text-decoration: none;
}

.brand-logo {
  display: block;
  width: clamp(158px, 14vw, 205px);
  height: auto;
}

nav { display: flex; gap: 1.45rem; align-items: center; }

nav a {
  color: var(--mist);
  font-size: .82rem;
  text-decoration: none;
}

nav a:hover, nav a:focus-visible { color: var(--white); }

.nav-cta {
  padding: .58rem .95rem;
  border: 1px solid var(--line);
}

.language-switcher { display: flex; gap: .3rem; }

.language {
  padding: .38rem .5rem;
  border: 0;
  color: var(--steel);
  background: transparent;
  cursor: pointer;
  font-size: .73rem;
  font-weight: 700;
}

.language.active { color: var(--electric-2); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(440px, .9fr);
  gap: 5rem;
  align-items: center;
  min-height: 720px;
  padding: 6.5rem 0 7.5rem;
}

.eyebrow {
  margin: 0 0 1.4rem;
  color: #167899;
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.eyebrow.light { color: var(--electric-2); }

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

h1 {
  max-width: 760px;
  margin-bottom: 2rem;
  font-size: clamp(3.3rem, 6.4vw, 6.2rem);
  font-weight: 560;
  letter-spacing: -.055em;
  line-height: .98;
}

h2 {
  margin-bottom: 1.5rem;
  font-size: clamp(2.7rem, 5vw, 5.4rem);
  font-weight: 560;
  letter-spacing: -.05em;
  line-height: 1;
}

.hero-lead {
  max-width: 670px;
  margin: 0 0 2.4rem;
  color: var(--mist);
  font-size: clamp(1.05rem, 1.7vw, 1.3rem);
}

.hero-actions { display: flex; gap: .9rem; flex-wrap: wrap; }

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: .8rem 1.3rem;
  font-size: .83rem;
  font-weight: 750;
  text-decoration: none;
}

.button-primary { color: var(--navy); background: var(--electric); }
.button-primary:hover, .button-primary:focus-visible { background: var(--electric-2); }
.button-quiet { border: 1px solid var(--line); color: var(--white); }
.button-quiet:hover, .button-quiet:focus-visible { border-color: var(--electric); }

.hero-meta {
  display: flex;
  gap: 1.5rem;
  margin-top: 3.8rem;
  color: var(--steel);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero-meta span + span { padding-left: 1.5rem; border-left: 1px solid var(--line); }

.hero-photo {
  position: relative;
  margin: 0;
  min-height: 500px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--navy-2);
}

.hero-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 44% center;
  filter: contrast(1.05) saturate(.85);
}

.hero-photo::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,19,31,.02) 38%, rgba(6,19,31,.92) 100%);
  content: "";
}

.hero-photo figcaption {
  position: absolute;
  z-index: 3;
  right: 1.5rem;
  bottom: 1.35rem;
  left: 1.5rem;
  display: flex;
  justify-content: space-between;
  color: var(--mist);
  font-size: .64rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.hero-photo figcaption b { color: var(--electric-2); }

.map-lines {
  position: absolute;
  inset: 0;
  opacity: .28;
  background-image: linear-gradient(rgba(126, 225, 255, .13) 1px, transparent 1px), linear-gradient(90deg, rgba(126, 225, 255, .13) 1px, transparent 1px);
  background-size: 38px 38px;
  mask-image: linear-gradient(to bottom, black, transparent 90%);
}

.trust-strip {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip > * { margin: 0; padding: 1.6rem; border-right: 1px solid var(--line); }
.trust-strip > *:last-child { border-right: 0; }
.trust-strip p { color: var(--steel); font-size: .75rem; }
.trust-strip div { display: flex; gap: .7rem; align-items: center; }
.trust-strip span { color: var(--electric); font-size: .65rem; }
.trust-strip b { font-size: .76rem; letter-spacing: .04em; }

.section { padding: 9rem 0; }

.solutions {
  width: 100%;
  max-width: none;
  padding-inline: max(24px, calc((100vw - var(--max)) / 2));
  color: var(--light-ink);
  background: var(--light-bg);
}

.section-heading { display: grid; grid-template-columns: .8fr 1.2fr; gap: 4rem; margin-bottom: 5rem; }
.section-heading .eyebrow { grid-column: 1; }
.section-heading h2 { grid-column: 1; }
.section-heading > p:last-child { grid-column: 2; grid-row: 2; max-width: 600px; color: #4f6570; font-size: 1.1rem; }

.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(11, 34, 49, .2); border-left: 1px solid rgba(11, 34, 49, .2); }

.solution-card { min-height: 470px; padding: 2.2rem; border-right: 1px solid rgba(11, 34, 49, .2); border-bottom: 1px solid rgba(11, 34, 49, .2); background: rgba(255,255,255,.3); }
.solution-card.featured { color: var(--white); background: var(--navy-3); }
.card-index { color: #3b879f; font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.solution-card h3 { margin-top: 2rem; font-size: 1.65rem; }
.solution-card p { color: #526974; }
.solution-card.featured p { color: var(--mist); }
.solution-card ul { margin: 2.4rem 0 0; padding: 0; list-style: none; }
.solution-card li { padding: .6rem 0; border-top: 1px solid currentColor; border-color: rgba(125,146,158,.25); font-size: .82rem; }

.solution-photo {
  height: 175px;
  margin: 1.2rem 0 0;
  overflow: hidden;
  border: 1px solid rgba(11,34,49,.16);
  background: #d7e1e6;
}

.solution-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center; filter: contrast(1.03) saturate(.84); transition: transform .45s ease; }
.solution-card:hover .solution-photo img { transform: scale(1.025); }
.solution-card.featured .solution-photo { border-color: var(--line); }

.product-range { padding: 9rem 0 6rem; }

.product-range-head {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 6rem;
  align-items: end;
  margin-bottom: 4.5rem;
}

.product-range-head h2 { max-width: 760px; margin-bottom: 0; }
.product-range-head > p { max-width: 560px; margin: 0 0 .5rem; color: var(--mist); }
.product-table { border-top: 1px solid var(--line); }

.product-row {
  display: grid;
  grid-template-columns: 1.05fr .75fr 1.6fr 1.1fr;
  gap: 2rem;
  align-items: center;
  min-height: 150px;
  padding: 1.8rem 1.4rem;
  border-bottom: 1px solid var(--line);
}

.product-row.highlight {
  background: linear-gradient(90deg, rgba(67, 199, 244, .13), rgba(67, 199, 244, .025));
  box-shadow: inset 3px 0 0 var(--electric);
}

.product-row div { display: grid; gap: .3rem; }
.product-row div span { color: var(--electric-2); font-size: .73rem; font-weight: 850; letter-spacing: .14em; }
.product-row div b { font-size: .9rem; }
.product-row strong { font-size: clamp(1.35rem, 2.4vw, 2.2rem); font-weight: 560; letter-spacing: -.035em; }
.product-row p { margin: 0; color: var(--mist); font-size: .88rem; }
.product-row em { color: var(--steel); font-size: .72rem; font-style: normal; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.rating-note { max-width: 900px; margin: 1.5rem 0 0; color: var(--steel); font-size: .72rem; }

.engineering {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 7rem;
  padding: 9rem 0;
}

.engineering-intro > p:last-child { max-width: 550px; color: var(--mist); }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.process-list li { display: grid; grid-template-columns: 55px 1fr; gap: 1.2rem; padding: 1.6rem 0; border-bottom: 1px solid var(--line); }
.process-list > li > span { color: var(--electric); font-size: .7rem; font-weight: 800; }
.process-list h3 { margin-bottom: .35rem; font-size: 1.15rem; }
.process-list p { margin: 0; color: var(--steel); font-size: .9rem; }

.applications { padding-top: 7rem; color: var(--light-ink); background: var(--white); }
.applications .section-heading { display: block; }
.applications .section-heading h2 { max-width: 700px; }
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(11,34,49,.2); }
.application-grid article { min-height: 280px; padding: 2rem 1.7rem; border-right: 1px solid rgba(11,34,49,.2); }
.application-grid article:last-child { border-right: 0; }
.application-grid span { color: #2f8eae; font-size: .68rem; font-weight: 800; }
.application-grid h3 { margin-top: 5rem; font-size: 1.25rem; }
.application-grid p { color: #526974; font-size: .88rem; }

.markets {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 6rem;
  align-items: center;
  min-height: 620px;
  padding: 6rem 0;
}

.map-field { position: relative; min-height: 430px; overflow: hidden; border: 1px solid var(--line); background: var(--navy-2); }
.map-field::before { position: absolute; inset: 14% 9%; border: 1px solid rgba(126,225,255,.18); border-radius: 48%; content: ""; transform: skewX(-12deg); }
.map-field::after { position: absolute; inset: 22% 16%; border-top: 1px solid rgba(126,225,255,.25); border-bottom: 1px solid rgba(126,225,255,.25); border-radius: 50%; content: ""; transform: rotate(-8deg); }
.point { position: absolute; z-index: 3; width: 11px; height: 11px; background: var(--electric); border: 3px solid var(--navy-2); border-radius: 50%; box-shadow: 0 0 0 1px var(--electric), 0 0 24px var(--electric); }
.point-us { top: 47%; left: 22%; }
.point-ru { top: 31%; left: 67%; }
.point-cn { top: 56%; left: 76%; }
.markets-copy > p:not(.eyebrow) { color: var(--mist); }
.market-tags { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 2.5rem; }
.market-tags span { padding: .55rem .8rem; border: 1px solid var(--line); color: var(--electric-2); font-size: .65rem; font-weight: 800; letter-spacing: .1em; }

.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7rem;
  padding: 8rem 0;
  border-top: 1px solid var(--line);
}

.contact-copy { padding-top: 4rem; }
.contact-copy > p:first-child { max-width: 580px; color: var(--mist); font-size: 1.05rem; }
.email-link { display: inline-block; margin-top: 2rem; padding-bottom: .45rem; border-bottom: 1px solid var(--electric); color: var(--electric-2); font-size: clamp(1.3rem, 3vw, 2.2rem); font-weight: 650; text-decoration: none; }
.response-note { color: var(--steel); font-size: .75rem; }

.site-footer {
  display: grid;
  grid-template-columns: .8fr 1.3fr auto;
  gap: 3rem;
  align-items: start;
  padding: 3.2rem 0;
  border-top: 1px solid var(--line);
}

.site-footer > p { margin: 0; color: var(--steel); font-size: .77rem; }
.footer-links { display: flex; gap: 1.3rem; }
.footer-links a { color: var(--mist); font-size: .77rem; text-decoration: none; }
.copyright { grid-column: 1 / -1; padding-top: 2rem; }

.privacy-page { min-height: 70vh; padding: 7rem 0; }
.privacy-page .privacy-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 6rem; }
.privacy-copy { max-width: 760px; color: var(--mist); }
.privacy-copy h2 { margin-top: 2.5rem; font-size: 1.55rem; color: var(--white); letter-spacing: -.02em; }
.privacy-copy a { color: var(--electric-2); }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  nav { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-photo { min-height: 450px; }
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
  .trust-strip p { grid-column: 1 / -1; }
  .section-heading, .product-range-head, .engineering, .markets, .contact, .site-footer { grid-template-columns: 1fr; }
  .section-heading > p:last-child { grid-column: 1; grid-row: auto; }
  .solution-grid { grid-template-columns: 1fr; }
  .solution-card { min-height: auto; }
  .product-row { grid-template-columns: 1fr 1fr; }
  .product-row p, .product-row em { grid-column: 1 / -1; }
  .application-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-copy { padding-top: 0; }
  .site-footer { gap: 1.5rem; }
  .copyright { grid-column: 1; }
}

@media (max-width: 620px) {
  .site-header, .hero, .trust-strip, .section, .product-range, .engineering, .markets, .contact, .site-footer { width: min(100% - 32px, var(--max)); }
  .site-header { gap: 1rem; min-height: 76px; }
  .brand { font-size: .74rem; }
  .brand-logo { width: 150px; }
  .language { padding: .3rem; font-size: .65rem; }
  .hero { gap: 3rem; min-height: auto; padding: 5rem 0; }
  h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .hero-meta { display: grid; gap: .7rem; }
  .hero-meta span + span { padding-left: 0; border-left: 0; }
  .hero-photo { min-height: 340px; }
  .hero-photo figcaption { right: 1rem; bottom: 1rem; left: 1rem; }
  .hero-photo figcaption b { display: none; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip p { grid-column: 1; }
  .trust-strip > * { border-right: 0; border-bottom: 1px solid var(--line); }
  .section, .engineering, .contact { padding: 6rem 0; }
  .solutions, .applications { width: 100%; padding-inline: 16px; }
  .product-range { padding: 6rem 0 4rem; }
  .product-range-head { gap: 2rem; margin-bottom: 3rem; }
  .product-row { grid-template-columns: 1fr; gap: 1rem; padding: 1.6rem 1rem; }
  .product-row p, .product-row em { grid-column: 1; }
  .application-grid { grid-template-columns: 1fr; }
  .application-grid article { min-height: 220px; border-right: 0; border-bottom: 1px solid rgba(11,34,49,.2); }
  .application-grid h3 { margin-top: 3.5rem; }
  .markets { gap: 3rem; }
  .map-field { min-height: 300px; }
  .privacy-page .privacy-layout { grid-template-columns: 1fr; gap: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .solution-photo img { transition: none; }
}