:root {
  --canvas: #ffffff;
  --surface: #f4f8fc;
  --surface-strong: #e8f1f8;
  --ink: #11161c;
  --body: #4b5966;
  --muted: #7a858f;
  --line: #d7e1ea;
  --line-strong: #b7c7d5;
  --accent: #0075d4;
  --accent-dark: #004f9e;
  --accent-soft: #e5f3ff;
  --signal: #10a37f;
  --navy: #0d2540;
  --dark: #1b232b;
  --dark-soft: #26313b;
  --radius: 8px;
  --radius-pill: 999px;
  --shadow: 0 18px 48px rgb(22 31 39 / 0.12);
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Segoe UI", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

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

button {
  font: inherit;
  letter-spacing: 0;
}

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

h1,
h2,
h3 {
  letter-spacing: 0;
  line-height: 1.15;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 16px;
  z-index: 200;
  padding: 9px 12px;
  border-radius: var(--radius);
  background: var(--ink);
  color: #fff;
  transform: translateY(-150%);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgb(220 227 232 / 0.82);
  background: rgb(255 255 255 / 0.9);
  backdrop-filter: blur(18px) saturate(145%);
}

.site-header.is-scrolled {
  box-shadow: 0 10px 30px rgb(17 22 28 / 0.06);
}

.nav-shell {
  width: min(100% - 40px, var(--container));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  line-height: 1;
}

.brand-logo {
  gap: 10px;
  min-width: 0;
}

.brand-logo img {
  width: 42px;
  height: auto;
  flex: 0 0 auto;
}

.brand-wordmark {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.brand-title {
  color: var(--ink);
  font-size: 18px;
  font-weight: 760;
  line-height: 1;
  white-space: nowrap;
}

.brand-company {
  color: #202832;
  font-size: 12px;
  font-weight: 560;
  line-height: 1;
  letter-spacing: 0.22em;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--body);
  font-size: 14px;
}

.nav-links a,
.language-link {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border-radius: var(--radius-pill);
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.is-active {
  color: var(--ink);
  background: var(--surface);
  outline: none;
}

.language-link {
  margin-left: 8px;
  width: 54px;
  min-width: 54px;
  height: 54px;
  min-height: 54px;
  justify-content: center;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #060606;
  font-weight: 650;
  box-shadow: none;
}

.language-switch {
  position: relative;
  display: inline-flex;
}

.language-link svg {
  width: 40px;
  height: 40px;
  display: block;
}

.language-link .globe-ocean {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
}

.language-link .globe-land {
  fill: currentColor;
}

.nav-links .language-link:hover,
.nav-links .language-link:focus-visible,
.nav-links .language-link.is-active {
  background: transparent;
  color: var(--ink);
  outline: none;
}

.nav-links .language-link:focus-visible {
  box-shadow: 0 0 0 4px rgb(0 117 212 / 0.12);
}

.language-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  z-index: 30;
  width: 210px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 20px 50px rgb(15 23 42 / 0.16);
}

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

.language-menu::before {
  content: "";
  position: absolute;
  top: -6px;
  right: 20px;
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  background: #fff;
  transform: rotate(45deg);
}

.language-menu a {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2px 10px;
  min-height: 52px;
  padding: 9px 12px;
  border-radius: 10px;
  color: var(--ink);
  text-decoration: none;
}

.language-menu a:hover,
.language-menu a:focus-visible {
  background: var(--surface);
  outline: none;
}

.language-menu span {
  font-size: 15px;
  font-weight: 750;
}

.language-menu small {
  grid-column: 1;
  color: var(--muted);
  font-size: 12px;
}

.language-menu strong {
  grid-row: 1 / span 2;
  grid-column: 2;
  align-self: center;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.nav-links .language-menu a {
  margin: 0;
}

.menu-button {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--ink);
  cursor: pointer;
}

.menu-line {
  width: 18px;
  height: 1px;
  background: currentColor;
}

.hero {
  width: min(100% - 40px, var(--container));
  min-height: auto;
  margin: 0 auto;
  padding: 54px 0 52px;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(420px, 1.06fr);
  align-items: center;
  gap: 56px;
}

.hero-copy {
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 22px;
  max-width: 12ch;
  font-size: 56px;
  font-weight: 720;
}

.hero-copy h1 {
  max-width: 13ch;
}

.hero-lede {
  max-width: 620px;
  margin-bottom: 30px;
  color: var(--body);
  font-size: 19px;
  line-height: 1.68;
}

.hero-actions,
.cta-actions,
.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

.button:active {
  transform: translateY(1px);
}

.button:focus-visible {
  outline: 3px solid rgb(0 110 184 / 0.22);
  outline-offset: 2px;
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #0099e5);
  color: #fff;
  box-shadow: 0 10px 24px rgb(0 117 212 / 0.2);
}

.button-primary:hover {
  background: var(--accent-dark);
}

.button-secondary {
  border-color: var(--line-strong);
  background: #fff;
  color: var(--ink);
}

.button-secondary:hover {
  border-color: var(--ink);
}

.hero-visual,
.product-visual {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-visual img,
.product-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.product-visual img {
  max-height: 420px;
  object-fit: contain;
  background: var(--surface);
}

.hero-visual img {
  object-position: center;
}

.hero-carousel {
  aspect-ratio: 16 / 10;
}

.hero-carousel-track {
  position: absolute;
  inset: 0;
}

.hero-carousel .hero-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.015);
  transition: opacity 520ms ease, transform 520ms ease;
  pointer-events: none;
}

.hero-carousel .hero-slide.is-active {
  z-index: 1;
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}

.hero-carousel-dots {
  position: absolute;
  left: 50%;
  bottom: 16px;
  z-index: 2;
  display: inline-flex;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid rgb(255 255 255 / 0.48);
  border-radius: var(--radius-pill);
  background: rgb(15 23 42 / 0.36);
  backdrop-filter: blur(10px);
  transform: translateX(-50%);
}

.hero-carousel-dots button {
  width: 9px;
  height: 9px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgb(255 255 255 / 0.62);
  cursor: pointer;
}

.hero-carousel-dots button.is-active {
  width: 24px;
  border-radius: var(--radius-pill);
  background: #fff;
}

.hero-spec {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 18px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgb(255 255 255 / 0.78);
  border-radius: var(--radius);
  background: rgb(255 255 255 / 0.88);
  backdrop-filter: blur(12px);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.12);
}

.hero-spec span {
  padding: 16px 18px;
  border-right: 1px solid rgb(195 205 213 / 0.7);
  color: var(--body);
  font-size: 14px;
  line-height: 1.45;
}

.hero-spec span:last-child {
  border-right: 0;
}

.hero-spec strong {
  display: block;
  color: var(--ink);
  font-size: 22px;
  line-height: 1.2;
  margin-bottom: 4px;
}

.proof-strip {
  width: min(100% - 40px, var(--container));
  margin: 0 auto 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, #ffffff 0%, #f5faff 100%);
}

.proof-strip div {
  min-height: 98px;
  padding: 22px 20px;
  border-right: 1px solid var(--line);
}

.proof-strip div:last-child {
  border-right: 0;
}

.proof-strip strong {
  display: block;
  color: var(--accent-dark);
  font-size: 24px;
  line-height: 1.1;
}

.proof-strip span {
  color: var(--body);
  font-size: 14px;
}

.section {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
  padding: 86px 0;
}

.section-intro {
  max-width: 760px;
  margin-bottom: 40px;
}

.section-intro h2,
.split-copy h2,
.cta-band h2,
.page-hero h1 {
  margin-bottom: 18px;
  font-size: 44px;
  font-weight: 720;
}

.section-intro p,
.split-copy p,
.cta-band p,
.page-hero p {
  max-width: 700px;
  color: var(--body);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.product-preview-section {
  padding-bottom: 62px;
}

.product-card {
  min-height: 380px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  box-shadow: 0 10px 28px rgb(22 31 39 / 0.06);
}

.product-card-media {
  min-height: 164px;
  background: var(--navy);
}

.product-card-media img {
  width: 100%;
  height: 164px;
  object-fit: contain;
  background: var(--surface);
}

.product-card-body {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
}

.product-card h3 {
  margin-bottom: 12px;
  font-size: 21px;
  color: var(--navy);
}

.meta-list {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  color: var(--body);
  font-size: 14px;
}

.meta-list div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.meta-list dt,
.meta-list dd {
  margin: 0;
}

.meta-list dt {
  color: var(--muted);
}

.meta-list dd {
  color: var(--ink);
  font-weight: 650;
  text-align: right;
}

.product-card p {
  margin-bottom: 18px;
  color: var(--body);
  font-size: 15px;
}

.text-link {
  margin-top: auto;
  color: var(--accent);
  font-weight: 750;
}

.text-link:hover,
.text-link:focus-visible {
  color: var(--accent-dark);
  outline: none;
}

.split-band {
  width: 100%;
  max-width: none;
  padding: 92px max(20px, calc((100vw - var(--container)) / 2));
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  gap: 54px;
  align-items: center;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #f7f9fa 0%, #f2f5f7 100%);
  color: var(--ink);
}

.split-copy .eyebrow {
  color: var(--accent);
}

.split-copy p {
  color: var(--body);
}

.capability-columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 38px rgb(22 31 39 / 0.07);
  overflow: hidden;
}

.capability-columns article {
  padding: 26px;
}

.capability-columns article:first-child {
  border-right: 1px solid var(--line);
}

.capability-columns h3 {
  margin-bottom: 18px;
  font-size: 22px;
}

.check-list,
.plain-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.check-list li,
.plain-list li {
  position: relative;
  padding-left: 18px;
  color: var(--body);
}

.check-list li::before,
.plain-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.76em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal);
}

.light-list li {
  color: var(--body);
}

.solution-section {
  width: 100%;
  max-width: none;
  padding: 76px max(24px, calc((100vw - var(--container)) / 2)) 82px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgb(0 117 212 / 0.08), transparent 42%),
    linear-gradient(180deg, #f7fbff 0%, #eef5fb 100%);
}

.solution-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(480px, 1.12fr);
  gap: 48px;
  align-items: center;
}

.solution-section .split-copy {
  max-width: 560px;
}

.solution-section .capability-columns {
  box-shadow: 0 10px 34px rgb(22 31 39 / 0.06);
}

.quote-panel {
  margin-top: 34px;
  padding: 30px 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, #ffffff 0%, #ffffff 66%, #eef8ff 100%);
  box-shadow: 0 10px 34px rgb(22 31 39 / 0.06);
}

.quote-panel .eyebrow {
  margin-bottom: 10px;
}

.quote-panel h2 {
  margin-bottom: 10px;
  font-size: 30px;
  font-weight: 720;
}

.quote-panel p {
  max-width: 780px;
  margin-bottom: 0;
  color: var(--body);
}

.contact-mini-list {
  min-width: 360px;
  display: grid;
  gap: 10px;
}

.contact-mini-list a,
.contact-mini-list p {
  margin: 0;
  padding: 14px 16px;
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--ink);
  font-weight: 700;
}

.contact-mini-list span {
  display: block;
  margin-bottom: 4px;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.cta-band {
  width: min(100% - 40px, var(--container));
  margin: 0 auto 86px;
  padding: 42px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.cta-band h2 {
  font-size: 34px;
}

.cta-band p {
  margin-bottom: 0;
}

.page-hero {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
  padding: 52px 0 34px;
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(360px, 0.72fr);
  gap: 44px;
  align-items: end;
  border-bottom: 1px solid var(--line);
}

.page-hero h1 {
  max-width: 14ch;
  font-size: 54px;
}

.about-hero {
  align-items: center;
}

.about-hero h1 {
  max-width: 17ch;
}

.about-hero-clean {
  grid-template-columns: 1fr;
  gap: 0;
  padding-bottom: 42px;
}

.about-hero-clean h1 {
  max-width: 15ch;
}

.about-hero-clean p {
  max-width: 820px;
}

.about-hero-points {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.about-hero-points div {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(90deg, #fff 0%, #f4f9fd 100%);
}

.about-hero-points strong {
  display: block;
  color: var(--accent-dark);
  font-size: 24px;
  line-height: 1.1;
}

.about-hero-points span {
  display: block;
  margin-top: 6px;
  color: var(--body);
  font-size: 14px;
}

.quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-self: start;
  justify-self: end;
}

.quick-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--body);
  background: #fff;
  font-size: 14px;
  font-weight: 650;
}

.quick-nav a:hover,
.quick-nav a:focus-visible {
  color: var(--ink);
  border-color: var(--line-strong);
  outline: none;
}

.product-detail {
  padding: 54px 0;
  display: grid;
  grid-template-columns: minmax(360px, 0.92fr) minmax(0, 1.08fr);
  gap: 48px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 96px;
}

.product-details-section {
  padding-top: 28px;
}

.product-detail:nth-child(even) .product-visual {
  order: 2;
}

.product-copy h2 {
  margin-bottom: 16px;
  font-size: 36px;
}

.product-copy p {
  color: var(--body);
}

.product-gallery {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.product-gallery img {
  width: 100%;
  height: 112px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.is-zoomable {
  cursor: zoom-in;
}

.is-zoomable:focus-visible {
  outline: 3px solid rgba(0, 145, 220, 0.35);
  outline-offset: 3px;
}

.lightbox-open {
  overflow: hidden;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  padding: 28px;
  background: rgba(5, 13, 26, 0.86);
}

.image-lightbox[hidden] {
  display: none;
}

.image-lightbox-panel {
  width: min(1120px, 100%);
  max-height: calc(100vh - 72px);
  margin: 0;
  display: grid;
  gap: 12px;
  justify-items: center;
}

.image-lightbox-panel img {
  max-width: 100%;
  max-height: calc(100vh - 132px);
  object-fit: contain;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.34);
}

.image-lightbox-panel figcaption {
  max-width: 920px;
  color: #e5eef8;
  font-size: 14px;
  line-height: 1.7;
  text-align: center;
}

.image-lightbox-close {
  position: fixed;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.image-lightbox-close:hover,
.image-lightbox-close:focus-visible {
  background: #fff;
  color: var(--ink);
}

.product-video-card {
  margin-top: 16px;
}

.product-video-card summary {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
  user-select: none;
}

.product-video-card summary:hover,
.product-video-card summary:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.product-video {
  display: block;
  width: min(100%, 360px);
  height: auto;
  margin-top: 12px;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #0f172a;
}

.product-more {
  margin-top: 18px;
}

.product-more summary {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-pill);
  background: #fff;
  color: var(--accent-dark);
  font-size: 14px;
  font-weight: 750;
  cursor: pointer;
  user-select: none;
}

.product-more summary:hover,
.product-more summary:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.product-more[open] summary {
  background: var(--accent-soft);
  border-color: rgb(0 117 212 / 0.38);
}

.spec-grid {
  margin: 24px 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.spec-grid div {
  min-height: 82px;
  padding: 14px 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #fff;
}

.spec-grid span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.spec-grid strong {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 18px;
}

.comparison-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.comparison-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  background: #fff;
}

.comparison-table th,
.comparison-table td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.comparison-table th {
  background: var(--surface);
  color: var(--ink);
  font-size: 14px;
}

.comparison-table tr:last-child td {
  border-bottom: 0;
}

.comparison-table td {
  color: var(--body);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(460px, 0.98fr);
  gap: 38px;
  align-items: center;
}

.about-copy h2 {
  margin: 0 0 18px;
  font-size: 36px;
  line-height: 1.16;
}

.about-copy p {
  margin-bottom: 16px;
  color: var(--body);
  font-size: 17px;
}

.about-capability-list {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.about-capability-list div {
  min-height: 148px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.about-capability-list span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 850;
}

.about-capability-list strong {
  display: block;
  margin: 8px 0;
  color: var(--ink);
  font-size: 17px;
}

.about-capability-list p {
  margin: 0;
  font-size: 14px;
  line-height: 1.65;
}

.about-side {
  display: grid;
  gap: 16px;
}

.company-visual-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--navy);
  box-shadow: 0 14px 38px rgb(22 31 39 / 0.08);
}

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

.company-visual-caption {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  padding: 14px 16px;
  border: 1px solid rgb(255 255 255 / 0.22);
  border-radius: var(--radius);
  background: rgb(13 37 64 / 0.78);
  color: #fff;
  backdrop-filter: blur(10px);
}

.company-visual-caption span {
  display: block;
  color: #79c8ff;
  font-size: 12px;
  font-weight: 800;
}

.company-visual-caption strong {
  display: block;
  margin-top: 4px;
}

.about-fact-strip {
  width: min(100% - 40px, var(--container));
  margin: -22px auto 56px;
  display: grid;
  grid-template-columns: 1.25fr 0.8fr 0.9fr 1.15fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.about-fact-strip div {
  min-height: 96px;
  padding: 20px;
  display: grid;
  align-content: center;
  gap: 6px;
  border-right: 1px solid var(--line);
}

.about-fact-strip div:last-child {
  border-right: 0;
}

.about-fact-strip span {
  color: var(--muted);
  font-size: 13px;
}

.about-fact-strip strong {
  color: var(--ink);
  font-size: 16px;
}

.about-overview {
  padding-top: 58px;
}

.about-workshop {
  overflow: hidden;
  margin: 0 0 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 18px 52px rgba(22, 31, 39, 0.08);
}

.about-workshop img {
  width: 100%;
  aspect-ratio: 16 / 7;
  object-fit: cover;
  object-position: center;
}

.about-overview-copy {
  max-width: 860px;
  margin-bottom: 26px;
}

.about-overview-copy h2 {
  max-width: 18ch;
  margin: 0 0 16px;
  font-size: 38px;
  line-height: 1.14;
}

.about-overview-copy p {
  color: var(--body);
  font-size: 17px;
}

.about-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.about-info-grid article {
  min-height: 172px;
  padding: 24px;
  border-right: 1px solid var(--line);
}

.about-info-grid article:last-child {
  border-right: 0;
}

.about-info-grid span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 850;
}

.about-info-grid h3 {
  margin: 10px 0 10px;
  font-size: 22px;
}

.about-info-grid p {
  margin: 0;
  color: var(--body);
  font-size: 15px;
}

.fact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.fact-row {
  padding: 18px 20px;
  display: grid;
  gap: 4px;
  border-bottom: 1px solid var(--line);
}

.fact-row:last-child {
  border-bottom: 0;
}

.fact-row span {
  color: var(--muted);
  font-size: 13px;
}

.fact-row strong {
  color: var(--ink);
  font-size: 16px;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.advantage-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.advantage-card span {
  display: inline-flex;
  min-width: 34px;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
}

.advantage-card h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.advantage-card p {
  margin-bottom: 0;
  color: var(--body);
  font-size: 15px;
}

.contact-layout {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
  padding: 76px 0 86px;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(380px, 0.8fr);
  gap: 54px;
}

.contact-layout-form {
  align-items: start;
  grid-template-columns: minmax(0, 920px);
  justify-content: center;
  padding-bottom: 36px;
}

.contact-hero {
  grid-template-columns: minmax(0, 920px);
  justify-content: center;
}

.contact-hero h1 {
  max-width: none;
}

.contact-layout-visual {
  align-items: start;
}

.contact-form-column h2 {
  max-width: 720px;
  margin-bottom: 18px;
  font-size: 34px;
}

.contact-form-column > p {
  max-width: 760px;
  color: var(--body);
}

.contact-form {
  margin-top: 28px;
  display: grid;
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 18px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form label span {
  color: var(--body);
  font-size: 14px;
  font-weight: 700;
}

.contact-form label em {
  color: #dc2626;
  font-style: normal;
}

.product-choice-field {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #f8fbfd;
}

.product-choice-field legend {
  padding: 0 8px;
  color: var(--body);
  font-size: 14px;
  font-weight: 700;
}

.product-choice-field legend em {
  color: #dc2626;
  font-style: normal;
}

.product-choice-field legend small {
  margin-left: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.product-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.contact-form .product-choice {
  position: relative;
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  min-height: 68px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  cursor: pointer;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.contact-form .product-choice:hover {
  border-color: rgba(0, 117, 212, 0.34);
  box-shadow: 0 10px 24px rgb(15 23 42 / 0.06);
}

.contact-form .product-choice input {
  width: 18px;
  min-height: 18px;
  height: 18px;
  margin: 2px 0 0;
  padding: 0;
  accent-color: var(--accent);
}

.contact-form .product-choice input:focus {
  box-shadow: none;
}

.contact-form .product-choice:has(input:focus-visible) {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(0, 145, 220, 0.12);
}

.contact-form .product-choice:has(input:checked) {
  border-color: rgba(0, 117, 212, 0.42);
  background: #f2f8fd;
}

.contact-form .product-choice span {
  display: grid;
  gap: 4px;
}

.contact-form .product-choice strong {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.35;
}

.contact-form .product-choice small,
.field-hint {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.field-hint {
  margin: 0;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  font: inherit;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.contact-form select {
  appearance: none;
  padding-right: 42px;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--body) 50%),
    linear-gradient(135deg, var(--body) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 50%,
    calc(100% - 12px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

.contact-form textarea {
  resize: vertical;
  line-height: 1.65;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 4px rgba(0, 145, 220, 0.12);
}

.form-message {
  grid-column: 1 / -1;
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.form-actions .button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.form-status {
  min-height: 24px;
  margin: 0;
  color: var(--accent-dark);
  font-size: 14px;
}

.form-status:not(:empty) {
  min-height: 0;
  padding: 12px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 700;
}

.form-status[data-state="success"]:not(:empty) {
  border-color: #bbf7d0;
  background: #f0fdf4;
  color: #15803d;
}

.form-status[data-state="error"]:not(:empty) {
  border-color: #fecaca;
  background: #fef2f2;
  color: #b91c1c;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.contact-side {
  display: grid;
  gap: 18px;
}

.contact-visual {
  margin: 28px 0 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--navy);
  box-shadow: 0 14px 38px rgb(22 31 39 / 0.08);
}

.contact-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.inquiry-tips {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.inquiry-tips-under-form {
  margin-top: 20px;
}

.inquiry-tips h2 {
  margin: 0 0 16px;
  font-size: 24px;
}

.inquiry-tips ul {
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
}

.inquiry-tips li {
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
}

.inquiry-note {
  width: min(100% - 40px, var(--container));
  margin: 0 auto 86px;
  padding: 30px 34px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent-soft);
}

.inquiry-note h2 {
  margin-bottom: 10px;
  font-size: 30px;
}

.inquiry-note p:last-child {
  margin-bottom: 0;
  color: var(--body);
}

.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.contact-bottom-info {
  width: min(100% - 40px, 920px);
  margin: 0 auto 86px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.contact-bottom-heading {
  display: flex;
  align-items: end;
  justify-content: flex-start;
  gap: 28px;
  margin-bottom: 22px;
}

.contact-bottom-heading h2 {
  max-width: 620px;
  margin: 0;
  font-size: 30px;
}

.contact-panel-bottom {
  display: grid;
  grid-template-columns: minmax(220px, 0.82fr) minmax(180px, 0.62fr) minmax(300px, 1.25fr);
  overflow: hidden;
}

.contact-item {
  padding: 22px;
  border-bottom: 1px solid var(--line);
}

.contact-panel-bottom .contact-item {
  border-right: 1px solid var(--line);
  border-bottom: 0;
}

.contact-panel-bottom .contact-item:last-child {
  border-right: 0;
}

.contact-item:last-child {
  border-bottom: 0;
}

.contact-item span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.contact-item strong,
.contact-item a {
  display: block;
  margin-top: 4px;
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.status-message {
  min-height: 22px;
  margin: 14px 0 0;
  color: var(--signal);
  font-size: 14px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #fff;
}

.footer-shell {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
  padding: 52px 0 58px;
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(160px, 0.55fr) minmax(360px, 1.25fr);
  gap: 48px;
  align-items: start;
  color: var(--body);
}

.footer-shell-simple {
  grid-template-columns: minmax(240px, 1fr) auto;
}

.footer-shell p {
  max-width: 520px;
  margin: 14px 0 0;
  font-size: 14px;
}

.footer-links {
  display: grid;
  align-items: start;
  gap: 12px;
  font-size: 14px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--accent);
  outline: none;
}

.footer-contact {
  display: grid;
  gap: 14px;
}

.footer-contact h2 {
  margin: 0 0 6px;
  color: var(--ink);
  font-size: 22px;
}

.footer-contact a,
.footer-contact p {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.footer-contact span {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.redirect-page {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  background: var(--surface);
}

.redirect-shell {
  width: min(100% - 40px, 560px);
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.redirect-shell h1 {
  max-width: none;
  font-size: 34px;
}

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

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

  *,
  *::before,
  *::after {
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
  }

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

@media (max-width: 1040px) {
  h1,
  .page-hero h1 {
    font-size: 48px;
  }

  .hero,
  .page-hero,
  .solution-grid,
  .split-band,
  .about-grid,
  .contact-layout,
  .footer-shell,
  .product-detail {
    grid-template-columns: 1fr;
  }

  .product-detail:nth-child(even) .product-visual {
    order: 0;
  }

  .quick-nav {
    justify-self: start;
  }

  .product-grid,
  .proof-strip,
  .advantage-grid,
  .about-fact-strip,
  .about-info-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .proof-strip div:nth-child(2n) {
    border-right: 0;
  }

  .proof-strip div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .split-band {
    padding: 76px 20px;
  }

  .solution-section {
    padding: 68px max(20px, calc((100vw - var(--container)) / 2)) 72px;
  }

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

  .contact-layout-form,
  .contact-panel-bottom,
  .form-grid {
    grid-template-columns: 1fr;
  }

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

  .contact-bottom-heading {
    display: block;
  }

  .contact-panel-bottom .contact-item {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .contact-panel-bottom .contact-item:last-child {
    border-bottom: 0;
  }

  .about-fact-strip {
    margin-top: -18px;
  }

  .about-info-grid article:nth-child(2n) {
    border-right: 0;
  }

  .about-info-grid article:last-child {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  .nav-shell,
  .hero,
  .section,
  .proof-strip,
  .cta-band,
  .page-hero,
  .contact-layout,
  .contact-bottom-info,
  .footer-shell {
    width: min(100% - 32px, var(--container));
  }

  .menu-button {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    left: 16px;
    right: 16px;
    top: 80px;
    display: none;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links a,
  .language-link {
    min-height: 48px;
    margin-left: 0;
  }

  .language-link {
    width: 48px;
    min-width: 48px;
  }

  .language-switch {
    justify-self: start;
  }

  .language-menu {
    right: auto;
    left: 0;
  }

  .language-menu::before {
    right: auto;
    left: 18px;
  }

  h1,
  .page-hero h1 {
    max-width: 13ch;
    font-size: 38px;
  }

  .section-intro h2,
  .split-copy h2,
  .cta-band h2,
  .quote-panel h2 {
    font-size: 32px;
  }

  .hero {
    min-height: auto;
    padding: 46px 0 34px;
    gap: 34px;
  }

  .hero-lede {
    font-size: 17px;
  }

  .hero-spec,
  .about-hero-points,
  .about-capability-list,
  .about-fact-strip,
  .about-info-grid,
  .capability-columns,
  .product-grid,
  .proof-strip,
  .advantage-grid,
  .spec-grid,
  .cta-band,
  .quote-panel {
    grid-template-columns: 1fr;
  }

  .about-copy h2 {
    font-size: 30px;
  }

  .about-overview {
    padding-top: 42px;
  }

  .about-workshop img {
    aspect-ratio: 4 / 3;
  }

  .about-overview-copy h2 {
    font-size: 30px;
  }

  .about-info-grid article,
  .about-info-grid article:nth-child(2n),
  .about-info-grid article:last-child {
    grid-column: auto;
    border-right: 0;
    border-top: 0;
    border-bottom: 1px solid var(--line);
  }

  .about-info-grid article:last-child {
    border-bottom: 0;
  }

  .about-fact-strip {
    width: min(100% - 32px, var(--container));
    margin: -18px auto 42px;
  }

  .about-fact-strip div {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .about-fact-strip div:last-child {
    border-bottom: 0;
  }

  .quick-nav {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
  }

  .quick-nav a {
    justify-content: center;
    padding: 0 10px;
    text-align: center;
  }

  .hero-spec {
    position: static;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
    border-radius: 0;
    background: #fff;
  }

  .hero-spec span,
  .hero-spec span:last-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .proof-strip div,
  .proof-strip div:nth-child(2n) {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .proof-strip div:last-child {
    border-bottom: 0;
  }

  .capability-columns article:first-child {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .product-detail {
    padding: 52px 0;
    gap: 28px;
  }

  .cta-band {
    padding: 28px;
  }

  .contact-mini-list {
    min-width: 0;
  }

  .form-actions {
    flex-direction: column-reverse;
  }

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

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

  .inquiry-note {
    width: min(100% - 32px, var(--container));
    padding: 24px;
  }

  .solution-section {
    padding: 58px 16px 62px;
  }

  .solution-grid {
    gap: 26px;
  }

  .quote-panel {
    margin-top: 24px;
    padding: 24px;
  }

  .footer-shell {
    gap: 30px;
  }
}

@media (max-width: 440px) {
  body {
    font-size: 15px;
  }

  .brand-logo img {
    width: 38px;
  }

  .brand-logo {
    gap: 8px;
  }

  .brand-title {
    font-size: 16px;
  }

  .brand-company {
    font-size: 10px;
    letter-spacing: 0.14em;
  }

  h1,
  .page-hero h1 {
    font-size: 34px;
  }

  .hero-actions .button,
  .cta-actions .button,
  .page-actions .button {
    width: 100%;
  }

}