:root {
  --ink: #0b2524;
  --ink-soft: #42605d;
  --teal-950: #062f2c;
  --teal-900: #073d37;
  --teal-800: #07534a;
  --teal-700: #087664;
  --teal-600: #0b937b;
  --teal-100: #d9f1eb;
  --teal-50: #eff9f6;
  --paper: #fbfcfa;
  --white: #ffffff;
  --sand: #f1eee4;
  --line: #d5e0dc;
  --orange: #e99a45;
  --shell: min(1220px, calc(100vw - 48px));
  --radius-lg: 34px;
  --radius-md: 22px;
  --shadow: 0 24px 80px rgba(6, 47, 44, .13);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

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

button {
  color: inherit;
}

::selection {
  color: var(--white);
  background: var(--teal-700);
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 10px;
  left: 10px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--teal-900);
  border-radius: 8px;
  transform: translateY(-150%);
  transition: transform .2s ease;
}

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

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  background: rgba(251, 252, 250, .86);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}

.site-header.is-scrolled {
  background: rgba(251, 252, 250, .96);
  border-color: rgba(7, 61, 55, .1);
  box-shadow: 0 8px 30px rgba(6, 47, 44, .06);
}

.header-inner {
  display: flex;
  align-items: center;
  height: 82px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  width: 43px;
  height: 43px;
  fill: var(--teal-700);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-copy strong {
  color: var(--teal-900);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 500;
  letter-spacing: .12em;
}

.brand-copy small {
  margin-top: 5px;
  color: var(--teal-700);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  color: #23413e;
  font-size: 14px;
  font-weight: 600;
}

.main-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1.5px;
  content: "";
  background: var(--teal-700);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .25s ease;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: 32px;
}

.language-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  color: #9aaba8;
  font-size: 12px;
}

.lang-button {
  padding: 4px 2px;
  color: #7b8f8c;
  background: none;
  border: 0;
  cursor: pointer;
}

.lang-button.is-active {
  color: var(--teal-800);
  font-weight: 800;
}

.header-cta {
  padding: 12px 20px;
  color: var(--white);
  background: var(--teal-900);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  transition: background .2s ease, transform .2s ease;
}

.header-cta:hover {
  background: var(--teal-700);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 50%;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 17px;
  height: 1.5px;
  margin: 5px auto;
  background: var(--teal-900);
  transition: transform .2s ease;
}

.hero {
  position: relative;
  min-height: 820px;
  padding-top: 82px;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 36%, rgba(141, 221, 203, .48), transparent 22%),
    linear-gradient(120deg, #fbfcfa 0%, #f5fbf8 44%, #e7f5ef 100%);
}

.hero-grid {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 52%;
  opacity: .28;
  background-image:
    linear-gradient(rgba(7, 83, 74, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 83, 74, .13) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, transparent, #000 28%, #000 80%, transparent);
  transform: perspective(700px) rotateY(-16deg) scale(1.1);
  transform-origin: right center;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  min-height: 674px;
  padding: 72px 0 70px;
}

.hero-copy {
  position: relative;
  z-index: 3;
  padding: 20px 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
  color: var(--teal-700);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.eyebrow > span:first-child {
  width: 33px;
  height: 2px;
  background: var(--teal-600);
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  color: var(--teal-950);
  font-size: clamp(60px, 6.2vw, 96px);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -.075em;
  white-space: pre-line;
}

.hero-copy > p {
  max-width: 590px;
  margin: 30px 0 0;
  color: var(--ink-soft);
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 36px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 54px;
  padding: 0 24px;
  border: 0;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}

.button svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.button-primary {
  color: var(--white);
  background: var(--teal-800);
  box-shadow: 0 12px 30px rgba(7, 83, 74, .2);
}

.button-primary:hover {
  background: var(--teal-600);
  box-shadow: 0 16px 34px rgba(7, 83, 74, .26);
  transform: translateY(-2px);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  color: var(--teal-900);
  border-bottom: 1px solid rgba(7, 61, 55, .3);
  font-size: 14px;
  font-weight: 750;
}

.link-arrow {
  transition: transform .2s ease;
}

.text-link:hover .link-arrow {
  transform: translate(3px, -3px);
}

.hero-trust {
  display: flex;
  gap: 34px;
  margin-top: 54px;
}

.hero-trust > div {
  display: flex;
  flex-direction: column;
  padding-left: 13px;
  border-left: 1px solid rgba(7, 83, 74, .28);
}

.hero-trust strong {
  color: var(--teal-800);
  font-size: 18px;
  font-weight: 800;
}

.hero-trust span {
  margin-top: 4px;
  color: #6c8380;
  font-size: 11px;
}

.hero-visual {
  position: relative;
  z-index: 2;
  height: 610px;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 430px;
  height: 430px;
  background: rgba(255, 255, 255, .62);
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 50%;
  box-shadow: 0 0 100px rgba(255, 255, 255, .8), inset 0 0 70px rgba(13, 147, 123, .08);
  transform: translate(-43%, -48%);
}

.visual-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(7, 118, 100, .22);
  border-radius: 50%;
  transform: translate(-43%, -48%);
}

.orbit-one {
  width: 520px;
  height: 520px;
}

.orbit-two {
  width: 610px;
  height: 610px;
  border-style: dashed;
  opacity: .6;
  animation: spin 60s linear infinite;
}

@keyframes spin {
  to { transform: translate(-43%, -48%) rotate(360deg); }
}

.product-stage {
  position: absolute;
  z-index: 2;
  top: 40px;
  right: -35px;
  bottom: 10px;
  left: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(22px 28px 24px rgba(7, 61, 55, .2));
}

.product-stage img {
  width: min(480px, 84%);
  max-height: 560px;
  object-fit: contain;
  transform: rotate(4deg);
  animation: productFloat 7s ease-in-out infinite;
}

@keyframes productFloat {
  0%, 100% { transform: translateY(0) rotate(4deg); }
  50% { transform: translateY(-12px) rotate(3deg); }
}

.floating-note {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 15px;
  background: rgba(255, 255, 255, .8);
  border: 1px solid rgba(255, 255, 255, .95);
  border-radius: 13px;
  box-shadow: 0 14px 40px rgba(7, 61, 55, .11);
  backdrop-filter: blur(12px);
}

.floating-note div {
  display: flex;
  flex-direction: column;
}

.floating-note strong {
  color: var(--teal-950);
  font-size: 12px;
  letter-spacing: .03em;
}

.floating-note small {
  margin-top: 3px;
  color: #647d78;
  font-size: 9px;
}

.note-top {
  top: 100px;
  right: -10px;
}

.note-bottom {
  bottom: 85px;
  left: 5px;
}

.note-bottom svg {
  width: 28px;
  fill: none;
  stroke: var(--teal-700);
  stroke-linecap: round;
  stroke-width: 1.6;
}

.pulse-dot {
  width: 9px;
  height: 9px;
  background: var(--teal-600);
  border: 3px solid #c8efe6;
  border-radius: 50%;
  box-sizing: content-box;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(11, 147, 123, .18); }
  50% { box-shadow: 0 0 0 7px rgba(11, 147, 123, 0); }
}

.hero-marquee {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 18px 0;
  color: #9cc9c0;
  background: var(--teal-950);
  overflow: hidden;
}

.hero-marquee div {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  min-width: max-content;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .2em;
}

.hero-marquee i {
  width: 5px;
  height: 5px;
  background: var(--orange);
  border-radius: 50%;
}

.section {
  padding: 118px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  align-items: end;
  gap: 80px;
  margin-bottom: 58px;
}

.section-number {
  display: block;
  margin-bottom: 20px;
  color: var(--teal-700);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .24em;
}

.section-number-light {
  color: #81c5b7;
}

.section-heading h2,
.technology-copy h2,
.about-panel h2,
.contact-copy h2 {
  margin: 0;
  color: var(--teal-950);
  font-size: clamp(38px, 4.4vw, 64px);
  font-weight: 650;
  line-height: 1.15;
  letter-spacing: -.055em;
  white-space: pre-line;
}

.section-heading > p {
  max-width: 500px;
  margin: 0 0 6px;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.9;
}

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

.product-featured {
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  min-height: 590px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid #dbe4e1;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.product-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: 64px;
}

.product-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--teal-700);
  font-size: 10px;
  font-weight: 850;
  letter-spacing: .18em;
}

.product-kicker em {
  padding: 4px 7px;
  color: var(--white);
  background: var(--orange);
  border-radius: 99px;
  font-size: 8px;
  font-style: normal;
  letter-spacing: .1em;
}

.product-info h3 {
  margin: 12px 0 0;
  color: var(--teal-950);
  font-size: clamp(58px, 6vw, 86px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.06em;
}

.product-lead {
  margin: 18px 0 0;
  color: var(--teal-700) !important;
  font-size: 25px !important;
  font-weight: 800;
}

.product-info > p:not(.product-lead) {
  max-width: 470px;
  margin: 18px 0 0;
  color: #536d69;
  font-size: 14px;
  line-height: 1.85;
}

.spec-row {
  display: flex;
  gap: 25px;
  width: 100%;
  margin-top: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.spec-row > div {
  display: flex;
  align-items: baseline;
  gap: 3px;
}

.spec-row strong {
  color: var(--teal-900);
  font-size: 25px;
  font-weight: 750;
  letter-spacing: -.04em;
}

.spec-row span {
  color: #748984;
  font-size: 10px;
  text-transform: uppercase;
}

.download-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-top: 28px;
  color: var(--teal-800);
  font-size: 13px;
  font-weight: 800;
}

.download-link svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  transition: transform .2s ease;
}

.download-link:hover svg {
  transform: translateY(3px);
}

.product-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 590px;
  overflow: hidden;
}

.product-media-dark {
  background:
    radial-gradient(circle at 65% 37%, rgba(64, 160, 141, .37), transparent 25%),
    linear-gradient(145deg, #092f2d, #051f1e);
}

.product-media-dark::before {
  position: absolute;
  width: 390px;
  height: 390px;
  content: "";
  border: 1px solid rgba(155, 224, 211, .19);
  border-radius: 50%;
}

.product-media-dark::after {
  position: absolute;
  width: 500px;
  height: 500px;
  content: "";
  border: 1px dashed rgba(155, 224, 211, .12);
  border-radius: 50%;
}

.media-index {
  position: absolute;
  z-index: 3;
  top: 28px;
  right: 32px;
  color: rgba(255, 255, 255, .45);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}

.media-ring {
  position: absolute;
  right: -100px;
  bottom: -160px;
  width: 340px;
  height: 340px;
  border: 45px solid rgba(37, 125, 110, .16);
  border-radius: 50%;
}

.product-media img {
  position: relative;
  z-index: 2;
  width: 72%;
  max-height: 510px;
  object-fit: contain;
  filter: drop-shadow(18px 26px 24px rgba(0, 0, 0, .27));
  transform: rotate(2deg);
  transition: transform .5s cubic-bezier(.2,.7,.2,1);
}

.product-featured:hover .product-media img {
  transform: translateY(-8px) rotate(0);
}

.media-caption {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 24px;
  left: 28px;
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 13px;
  color: #9dcec4;
  background: rgba(255, 255, 255, .055);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .1em;
  backdrop-filter: blur(8px);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 28px;
}

.product-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid #dbe4e1;
  border-radius: var(--radius-md);
  transition: box-shadow .3s ease, transform .3s ease;
}

.product-card:hover {
  box-shadow: 0 22px 70px rgba(6, 47, 44, .11);
  transform: translateY(-4px);
}

.card-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 395px;
  overflow: hidden;
}

.card-visual::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 320px;
  height: 320px;
  content: "";
  border: 1px solid rgba(7, 83, 74, .13);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.card-visual-mint {
  background: linear-gradient(150deg, #e6f4ef, #cfe9e2);
}

.card-visual-sand {
  background: linear-gradient(150deg, #f3f0e9, #e8e3d7);
}

.card-visual .media-index {
  color: rgba(7, 61, 55, .43);
}

.card-visual img {
  position: relative;
  z-index: 2;
  width: 58%;
  height: 330px;
  object-fit: contain;
  filter: drop-shadow(15px 22px 18px rgba(6, 47, 44, .18));
  transition: transform .4s ease;
}

.product-card:hover .card-visual img {
  transform: scale(1.035) translateY(-4px);
}

.precision-badge {
  position: absolute;
  z-index: 3;
  top: 27px;
  left: 28px;
  display: flex;
  align-items: baseline;
  color: var(--teal-800);
}

.precision-badge strong {
  font-size: 32px;
  letter-spacing: -.05em;
}

.precision-badge small {
  font-size: 12px;
}

.card-content {
  padding: 34px 38px 38px;
}

.card-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.card-title-row > div > span {
  color: var(--teal-700);
  font-size: 9px;
  font-weight: 850;
  letter-spacing: .18em;
}

.card-title-row h3 {
  margin: 5px 0 0;
  color: var(--teal-950);
  font-size: 33px;
  letter-spacing: -.04em;
}

.card-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  color: var(--teal-700);
  border: 1px solid var(--line);
  border-radius: 50%;
}

.card-content > p {
  margin: 20px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.8;
}

.mini-specs {
  display: flex;
  gap: 8px;
  margin: 22px 0;
  padding: 0;
  list-style: none;
}

.mini-specs li {
  padding: 7px 10px;
  color: #58716c;
  background: #f0f5f3;
  border-radius: 999px;
  font-size: 10px;
  font-weight: 700;
}

.card-content > a {
  color: var(--teal-700);
  font-size: 12px;
  font-weight: 800;
}

.technology-section {
  position: relative;
  color: var(--white);
  background:
    radial-gradient(circle at 90% 10%, rgba(57, 151, 133, .24), transparent 27%),
    var(--teal-950);
  overflow: hidden;
}

.technology-section::after {
  position: absolute;
  right: -170px;
  bottom: -250px;
  width: 670px;
  height: 670px;
  content: "";
  border: 1px solid rgba(134, 202, 189, .1);
  border-radius: 50%;
  box-shadow: 0 0 0 80px rgba(134, 202, 189, .03), 0 0 0 160px rgba(134, 202, 189, .02);
}

.technology-layout {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .86fr 1.14fr;
  gap: 100px;
}

.technology-copy h2 {
  color: var(--white);
}

.technology-copy > p {
  max-width: 500px;
  margin: 27px 0 34px;
  color: #9fc0ba;
  font-size: 15px;
  line-height: 1.9;
}

.button-light {
  color: var(--teal-950);
  background: var(--white);
}

.button-light:hover {
  color: var(--white);
  background: var(--teal-600);
  transform: translateY(-2px);
}

.technology-points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .12);
}

.tech-point {
  min-height: 235px;
  padding: 35px;
  background: var(--teal-950);
  transition: background .25s ease;
}

.tech-point:hover {
  background: #0a4640;
}

.tech-point > span {
  color: #5da99a;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .12em;
}

.tech-point > div {
  margin-top: 68px;
}

.tech-point h3 {
  margin: 0;
  font-size: 20px;
}

.tech-point p {
  margin: 10px 0 0;
  color: #92b1ab;
  font-size: 12px;
  line-height: 1.7;
}

.applications-section {
  background: #f5f7f4;
}

.applications-heading {
  display: block;
}

.applications-heading h2 {
  max-width: 780px;
}

.applications-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  grid-template-rows: repeat(2, 340px);
  gap: 20px;
}

.application-card {
  position: relative;
  overflow: hidden;
  background: #dce7e3;
  border-radius: 18px;
}

.application-card-wide {
  grid-row: 1 / 3;
}

.application-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.02);
  transition: transform .65s ease, filter .4s ease;
}

.application-card:hover img {
  filter: grayscale(.2) contrast(1);
  transform: scale(1.035);
}

.application-overlay {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  align-items: flex-end;
  gap: 18px;
  padding: 80px 28px 28px;
  color: var(--white);
  background: linear-gradient(transparent, rgba(2, 21, 20, .86));
}

.application-overlay > span,
.application-card-text > div > span {
  padding-bottom: 5px;
  color: #85cfc1;
  font-size: 9px;
  font-weight: 800;
}

.application-overlay h3,
.application-card-text h3 {
  margin: 0;
  font-size: 24px;
}

.application-overlay p,
.application-card-text p {
  margin: 7px 0 0;
  color: #c8dbd7;
  font-size: 11px;
}

.application-card-text {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 30px;
  color: var(--white);
  background: var(--teal-800);
}

.application-card-text::after {
  position: absolute;
  top: -120px;
  right: -100px;
  width: 280px;
  height: 280px;
  content: "";
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 50%;
  box-shadow: 0 0 0 40px rgba(255, 255, 255, .025);
}

.big-number {
  position: relative;
  z-index: 2;
  font-size: 112px;
  font-weight: 700;
  line-height: .8;
  letter-spacing: -.08em;
}

.big-unit {
  position: absolute;
  z-index: 2;
  top: 38px;
  left: 207px;
  color: #9dd7cb;
  font-size: 15px;
  font-weight: 800;
}

.application-card-text > div {
  position: relative;
  z-index: 2;
}

.about-section {
  position: relative;
  min-height: 790px;
  padding: 0;
  overflow: hidden;
  background: var(--teal-950);
}

.about-image {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 38%;
  background-image: linear-gradient(90deg, var(--teal-950) 0%, rgba(6, 47, 44, .15) 45%, rgba(6, 47, 44, .15)), url("/assets/images/research-lab.webp");
  background-position: center;
  background-size: cover;
}

.about-image::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(0deg, rgba(6, 47, 44, .5), transparent 45%);
}

.about-shell {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  min-height: 790px;
}

.about-panel {
  width: min(610px, 58vw);
  padding: 68px 64px;
  color: var(--white);
  background: rgba(6, 47, 44, .94);
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 28px;
  box-shadow: 0 40px 100px rgba(0, 0, 0, .22);
  backdrop-filter: blur(16px);
}

.about-panel h2 {
  color: var(--white);
  font-size: clamp(38px, 4vw, 56px);
}

.about-panel > p {
  margin: 27px 0 0;
  color: #adc7c2;
  font-size: 14px;
  line-height: 1.9;
}

.about-capabilities {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 35px;
}

.about-capabilities > div {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 17px;
  background: rgba(255, 255, 255, .055);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 13px;
}

.about-capabilities svg {
  flex: 0 0 auto;
  width: 28px;
  fill: none;
  stroke: #7dc9bb;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.about-capabilities span {
  display: flex;
  flex-direction: column;
}

.about-capabilities strong {
  font-size: 12px;
}

.about-capabilities small {
  margin-top: 4px;
  color: #87a8a1;
  font-size: 9px;
}

.contact-section {
  padding: 120px 0;
  background: #eaf3f0;
}

.contact-layout {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 110px;
  align-items: start;
}

.contact-copy h2 {
  max-width: 640px;
}

.contact-copy > p {
  max-width: 520px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.85;
}

.contact-details {
  display: grid;
  gap: 20px;
  margin-top: 50px;
}

.contact-details a,
.contact-details > div {
  display: grid;
  gap: 7px;
  padding-top: 18px;
  border-top: 1px solid #c7d8d4;
}

.contact-details span {
  color: #708985;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
}

.contact-details strong {
  color: var(--teal-950);
  font-size: 14px;
  font-weight: 650;
  line-height: 1.6;
}

.contact-details a strong {
  font-size: 19px;
  transition: color .2s ease;
}

.contact-details a:hover strong {
  color: var(--teal-600);
}

.contact-form {
  display: grid;
  gap: 24px;
  padding: 45px;
  background: var(--white);
  border: 1px solid rgba(7, 61, 55, .09);
  border-radius: 24px;
  box-shadow: 0 25px 70px rgba(6, 47, 44, .09);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.contact-form label {
  display: grid;
  gap: 10px;
}

.contact-form label > span {
  color: var(--teal-950);
  font-size: 11px;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 0;
  color: var(--ink);
  background: transparent;
  border: 0;
  border-bottom: 1px solid #c9d7d4;
  border-radius: 0;
  outline: none;
  font-size: 14px;
  transition: border-color .2s ease;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--teal-600);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #9aaba8;
}

.form-submit {
  justify-self: start;
  margin-top: 4px;
}

.form-note {
  margin: -10px 0 0;
  color: #8a9d99;
  font-size: 10px;
  line-height: 1.6;
}

.site-footer {
  color: #acc8c2;
  background: #041f1e;
}

.footer-main {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  gap: 30px;
  padding: 58px 0;
}

.brand-footer .brand-mark {
  fill: #77bdaf;
}

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

.brand-footer .brand-copy small {
  color: #77bdaf;
}

.footer-tagline {
  color: var(--white);
  font-size: 16px;
  font-weight: 650;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: flex-end;
  gap: 25px;
  font-size: 12px;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding: 20px 0;
  border-top: 1px solid rgba(255, 255, 255, .08);
  color: #668782;
  font-size: 9px;
  letter-spacing: .04em;
}

.back-to-top {
  position: fixed;
  z-index: 20;
  right: 24px;
  bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--white);
  background: var(--teal-800);
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 50%;
  box-shadow: 0 12px 28px rgba(6, 47, 44, .24);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity .2s ease, transform .2s ease, background .2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--teal-600);
}

.error-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 24px;
  color: var(--white);
  background: var(--teal-950);
}

.error-wrap {
  max-width: 720px;
  text-align: center;
}

.error-code {
  color: #7ccbbb;
  font-size: clamp(110px, 25vw, 230px);
  font-weight: 750;
  line-height: .8;
  letter-spacing: -.08em;
}

.error-line {
  width: 54px;
  height: 2px;
  margin: 42px auto 28px;
  background: var(--orange);
}

.error-wrap h1 {
  margin: 0;
  font-size: clamp(28px, 5vw, 48px);
}

.error-wrap p {
  margin: 18px 0 30px;
  color: #9ebdb7;
  line-height: 1.7;
}

.error-wrap a {
  display: inline-flex;
  padding: 14px 22px;
  color: var(--teal-900);
  background: var(--white);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 750;
}

@media (max-width: 1080px) {
  :root {
    --shell: min(100% - 40px, 920px);
  }

  .main-nav {
    gap: 22px;
  }

  .header-actions {
    gap: 14px;
    margin-left: 22px;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    min-height: 700px;
  }

  .hero h1 {
    font-size: clamp(54px, 7vw, 72px);
  }

  .hero-visual {
    height: 560px;
  }

  .note-top {
    right: 0;
  }

  .product-info {
    padding: 46px;
  }

  .spec-row {
    flex-wrap: wrap;
  }

  .technology-layout {
    gap: 55px;
  }

  .contact-layout {
    gap: 60px;
  }
}

@media (max-width: 860px) {
  html {
    scroll-padding-top: 75px;
  }

  .header-inner {
    height: 72px;
  }

  .brand-mark {
    width: 37px;
    height: 37px;
  }

  .brand-copy strong {
    font-size: 21px;
  }

  .main-nav {
    position: fixed;
    z-index: 999;
    top: 72px;
    right: 0;
    bottom: 0;
    left: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 45px 24px;
    background: rgba(251, 252, 250, .98);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .2s ease, transform .2s ease;
  }

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

  .main-nav a {
    width: 100%;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-size: 24px;
  }

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

  .menu-toggle {
    display: block;
  }

  .menu-toggle.is-open span:first-child {
    transform: translateY(3.25px) rotate(45deg);
  }

  .menu-toggle.is-open span:last-child {
    transform: translateY(-3.25px) rotate(-45deg);
  }

  .header-cta {
    display: none;
  }

  .hero {
    padding-top: 72px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    padding: 72px 0 92px;
  }

  .hero-copy {
    padding: 0;
  }

  .hero-copy > p {
    max-width: 660px;
  }

  .hero-visual {
    height: 520px;
    margin-top: 30px;
  }

  .hero-grid {
    width: 100%;
    opacity: .18;
  }

  .product-stage {
    right: 0;
    left: 0;
  }

  .product-stage img {
    width: min(460px, 72%);
  }

  .note-top {
    right: 8%;
  }

  .note-bottom {
    left: 9%;
  }

  .section {
    padding: 88px 0;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 25px;
  }

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

  .product-media {
    min-height: 520px;
    grid-row: 1;
  }

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

  .technology-layout {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .applications-grid {
    grid-template-columns: 1fr;
    grid-template-rows: 520px 340px 340px;
  }

  .application-card-wide {
    grid-row: auto;
  }

  .about-image {
    left: 0;
    opacity: .78;
  }

  .about-panel {
    width: 100%;
    max-width: 620px;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 50px;
  }
}

@media (max-width: 580px) {
  :root {
    --shell: calc(100% - 32px);
    --radius-lg: 24px;
  }

  .language-switch span {
    display: none;
  }

  .language-switch {
    gap: 1px;
    padding: 3px;
    background: #edf3f1;
    border-radius: 999px;
  }

  .lang-button {
    width: 33px;
    height: 28px;
    padding: 0;
    border-radius: 999px;
  }

  .lang-button.is-active {
    color: var(--white);
    background: var(--teal-800);
  }

  .header-actions {
    gap: 8px;
  }

  .hero-inner {
    padding-top: 54px;
  }

  .eyebrow {
    font-size: 9px;
  }

  .hero h1 {
    font-size: clamp(46px, 14.5vw, 64px);
    letter-spacing: -.065em;
  }

  html[lang="en"] .hero h1 {
    font-size: clamp(42px, 12vw, 56px);
  }

  .hero-copy > p {
    font-size: 15px;
    line-height: 1.75;
  }

  .hero-actions {
    align-items: flex-start;
    gap: 18px;
  }

  .button {
    min-height: 50px;
    padding: 0 20px;
  }

  .text-link {
    font-size: 12px;
  }

  .hero-trust {
    gap: 13px;
    margin-top: 40px;
  }

  .hero-trust > div {
    padding-left: 9px;
  }

  .hero-trust strong {
    font-size: 15px;
  }

  .hero-trust span {
    font-size: 8px;
  }

  .hero-visual {
    height: 420px;
    margin-top: 10px;
  }

  .hero-glow {
    width: 300px;
    height: 300px;
  }

  .orbit-one {
    width: 370px;
    height: 370px;
  }

  .orbit-two {
    width: 440px;
    height: 440px;
  }

  .product-stage {
    top: 30px;
    bottom: 0;
  }

  .product-stage img {
    width: 77%;
    max-height: 360px;
  }

  .floating-note {
    padding: 9px 11px;
  }

  .floating-note strong {
    font-size: 10px;
  }

  .note-top {
    top: 60px;
    right: 0;
  }

  .note-bottom {
    bottom: 45px;
    left: 0;
  }

  .hero-marquee div {
    justify-content: flex-start;
    gap: 22px;
    padding-left: 16px;
  }

  .section {
    padding: 72px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading h2,
  .technology-copy h2,
  .about-panel h2,
  .contact-copy h2 {
    font-size: 38px;
  }

  .product-media {
    min-height: 390px;
  }

  .product-media img {
    max-height: 350px;
  }

  .media-caption {
    right: 16px;
    bottom: 16px;
    left: 16px;
  }

  .product-info {
    padding: 36px 26px 42px;
  }

  .product-info h3 {
    font-size: 55px;
  }

  .product-lead {
    font-size: 21px !important;
  }

  .spec-row {
    gap: 16px;
  }

  .spec-row strong {
    font-size: 21px;
  }

  .card-visual {
    height: 320px;
  }

  .card-visual img {
    height: 280px;
  }

  .card-content {
    padding: 28px 25px 32px;
  }

  .mini-specs {
    flex-wrap: wrap;
  }

  .technology-points {
    grid-template-columns: 1fr;
  }

  .tech-point {
    min-height: 190px;
  }

  .tech-point > div {
    margin-top: 45px;
  }

  .applications-grid {
    grid-template-rows: 440px 300px 310px;
  }

  .big-number {
    font-size: 95px;
  }

  .big-unit {
    left: 180px;
  }

  .about-section,
  .about-shell {
    min-height: 720px;
  }

  .about-shell {
    padding: 60px 0;
  }

  .about-panel {
    padding: 43px 26px;
  }

  .about-capabilities {
    grid-template-columns: 1fr;
  }

  .contact-section {
    padding: 76px 0;
  }

  .contact-form {
    padding: 32px 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-main {
    grid-template-columns: 1fr;
    justify-items: start;
    padding: 48px 0;
  }

  .footer-tagline {
    text-align: left;
  }

  .footer-links {
    justify-content: flex-start;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }

  .back-to-top {
    right: 16px;
    bottom: 16px;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}