:root {
  --navy: #082f5f;
  --blue: #0b4d91;
  --blue-2: #1770c5;
  --blue-soft: #eaf3fb;
  --ink: #122238;
  --muted: #5b6879;
  --line: #d9e1ea;
  --surface: #f5f7fa;
  --white: #ffffff;
  --red: #c72532;
  --amber: #e8a62b;
  --green: #17a85b;
  --shadow-sm: 0 8px 24px rgba(11, 38, 70, 0.08);
  --shadow-md: 0 20px 50px rgba(10, 39, 74, 0.14);
  --radius: 6px;
  --container: 1200px;
  --header-height: 112px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
  letter-spacing: 0;
}

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

:focus-visible {
  outline: 3px solid rgba(23, 112, 197, 0.35);
  outline-offset: 3px;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

#inv_box_53kf {
  display: none !important;
}

@media (max-width: 760px) {
  #icon_module {
    display: none !important;
  }
}

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

.section {
  padding: 104px 0;
}

.section-label {
  margin: 0 0 14px;
  color: var(--blue-2);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.3;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.15;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 24px;
  font-size: 60px;
  font-weight: 750;
}

h2 {
  margin-bottom: 24px;
  font-size: 44px;
  font-weight: 750;
}

h3 {
  margin-bottom: 18px;
  font-size: 30px;
  font-weight: 730;
}

h4 {
  margin-bottom: 10px;
  font-size: 19px;
  font-weight: 720;
}

p {
  color: var(--muted);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 48px;
}

.section-heading.centered {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading > p:last-child {
  margin-bottom: 0;
  font-size: 18px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 15px;
  font-weight: 750;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.button svg,
.text-link svg,
.product-route strong svg,
.case-feature a svg,
.news-card a svg,
.nav-cta svg {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

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

.button-primary {
  color: var(--white);
  background: var(--red);
  box-shadow: 0 10px 24px rgba(199, 37, 50, 0.24);
}

.button-primary:hover {
  background: #a91d29;
}

.button-ghost {
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.06);
}

.button-ghost:hover {
  background: rgba(255,255,255,0.16);
}

.button-outline {
  color: var(--blue);
  border-color: #aac0d7;
  background: var(--white);
}

.button-outline:hover {
  border-color: var(--blue);
  background: var(--blue-soft);
}

.button-row,
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-weight: 800;
}

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  color: var(--white);
}

.utility-bar {
  height: 36px;
  background: rgba(5, 28, 55, 0.92);
  transition: background-color 200ms ease;
}

.utility-inner,
.utility-links,
.utility-links a {
  display: flex;
  align-items: center;
}

.utility-inner {
  height: 36px;
  justify-content: space-between;
  font-size: 12px;
}

.utility-links {
  gap: 24px;
}

.utility-links a {
  gap: 7px;
  color: rgba(255,255,255,0.88);
}

.utility-links svg {
  width: 15px;
  height: 15px;
}

.nav-shell {
  border-bottom: 1px solid rgba(255,255,255,0.2);
  background: rgba(7, 37, 72, 0.2);
  transition: background-color 200ms ease, box-shadow 200ms ease, border-color 200ms ease;
  backdrop-filter: blur(8px);
}

.nav-inner {
  display: flex;
  height: 76px;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  min-width: 226px;
  align-items: center;
  gap: 10px;
}

.brand img {
  width: 92px;
  height: auto;
}

.brand span {
  display: grid;
}

.brand strong {
  color: inherit;
  font-size: 18px;
  line-height: 1.1;
}

.brand small {
  color: rgba(255,255,255,0.72);
  font-size: 10px;
  line-height: 1.3;
}

.primary-nav {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  gap: 25px;
}

.primary-nav a {
  position: relative;
  padding: 28px 0 24px;
  color: rgba(255,255,255,0.9);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 19px;
  left: 0;
  height: 2px;
  background: var(--amber);
  content: "";
  transform: scaleX(0);
  transition: transform 180ms ease;
}

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

.nav-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  gap: 8px;
  padding: 10px 15px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 800;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 0;
  color: inherit;
  background: transparent;
}

.menu-toggle svg {
  width: 26px;
  height: 26px;
}

.menu-close-icon {
  display: none;
}

.site-header.is-scrolled .utility-bar {
  background: var(--navy);
}

.site-header.is-scrolled .nav-shell {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255,255,255,0.97);
  box-shadow: 0 8px 30px rgba(7, 30, 57, 0.1);
}

.site-header.is-scrolled .brand small {
  color: var(--muted);
}

.site-header.is-scrolled .primary-nav a {
  color: #29405a;
}

.site-header.is-scrolled .nav-cta {
  color: var(--white);
  border-color: var(--blue);
  background: var(--blue);
}

.hero {
  position: relative;
  display: flex;
  min-height: 820px;
  align-items: center;
  overflow: hidden;
  color: var(--white);
  background: var(--navy);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  background-image: url("asset/hero-ultrafine-factory.webp");
  background-position: center;
  background-size: cover;
  transform: scale(1.02);
}

.hero-shade {
  background: linear-gradient(90deg, rgba(5, 29, 57, 0.96) 0%, rgba(6, 39, 76, 0.86) 46%, rgba(6, 38, 73, 0.3) 76%, rgba(6, 38, 73, 0.14) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 92px;
  padding-bottom: 128px;
}

.hero-copy {
  max-width: 760px;
}

.hero h1 {
  max-width: 750px;
  color: var(--white);
}

.hero-copy > p {
  max-width: 700px;
  margin-bottom: 30px;
  color: rgba(255,255,255,0.82);
  font-size: 19px;
}

.hero-note {
  margin-top: 18px;
  margin-bottom: 0 !important;
  font-size: 13px !important;
}

.hero-facts {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 0;
  left: 0;
  border-top: 1px solid rgba(255,255,255,0.24);
  background: rgba(5, 30, 58, 0.9);
}

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

.fact-grid > div {
  min-height: 106px;
  padding: 25px 26px;
  border-left: 1px solid rgba(255,255,255,0.16);
}

.fact-grid > div:last-child {
  border-right: 1px solid rgba(255,255,255,0.16);
}

.fact-grid strong,
.fact-grid span {
  display: block;
}

.fact-grid strong {
  color: var(--white);
  font-size: 23px;
  line-height: 1.2;
}

.fact-grid span {
  margin-top: 4px;
  color: rgba(255,255,255,0.65);
  font-size: 12px;
}

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

.about-grid,
.principle-grid,
.why-grid,
.contact-layout,
.faq-layout,
.certificate-layout {
  display: grid;
  align-items: center;
  gap: 72px;
}

.about-grid {
  grid-template-columns: 1.02fr 0.98fr;
}

.about-media {
  position: relative;
  padding: 0 0 34px 34px;
}

.about-media::before {
  position: absolute;
  z-index: 0;
  bottom: 0;
  left: 0;
  width: 68%;
  height: 64%;
  background: var(--blue-soft);
  content: "";
}

.about-media > img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.about-caption {
  position: absolute;
  z-index: 2;
  right: -18px;
  bottom: 0;
  width: min(340px, 78%);
  padding: 22px 24px;
  border-left: 4px solid var(--amber);
  background: var(--navy);
  box-shadow: var(--shadow-sm);
}

.about-caption strong,
.about-caption span {
  display: block;
}

.about-caption strong {
  color: var(--white);
  font-size: 16px;
}

.about-caption span {
  margin-top: 4px;
  color: rgba(255,255,255,0.7);
  font-size: 12px;
}

.section-copy > p:not(.section-label) {
  font-size: 17px;
}

.achievement-list {
  display: grid;
  gap: 14px;
  margin: 30px 0;
}

.achievement-list > div {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.achievement-list span {
  color: var(--blue-2);
  font-size: 13px;
  font-weight: 850;
}

.achievement-list p {
  margin: 0;
  font-size: 14px;
}

.achievement-list strong {
  display: block;
  margin-bottom: 3px;
  color: var(--ink);
}

.product-overview {
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.product-route-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.product-route {
  display: grid;
  min-height: 500px;
  grid-template-rows: 280px 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.product-route:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.product-route img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  background: #f4f6f8;
}

.product-route > div {
  padding: 30px 32px;
}

.product-route span,
.case-feature span {
  color: var(--blue-2);
  font-size: 12px;
  font-weight: 850;
}

.product-route p {
  min-height: 52px;
}

.product-route strong,
.case-feature a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--blue);
  font-size: 14px;
}

.product-section {
  scroll-margin-top: var(--header-height);
}

.product-hero-band {
  padding: 106px 0;
  background: linear-gradient(135deg, #07366b 0%, #0b4d91 62%, #1469b8 100%);
}

.raymond .product-hero-band {
  background: linear-gradient(135deg, #122b49 0%, #294f78 58%, #526d89 100%);
}

.product-hero-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  align-items: center;
  gap: 64px;
}

.product-hero-grid.reverse {
  grid-template-columns: 0.9fr 1fr;
}

.product-hero-grid.reverse .product-copy {
  grid-column: 2;
  grid-row: 1;
}

.product-hero-grid.reverse .product-main-image {
  grid-column: 1;
  grid-row: 1;
}

.product-copy h2,
.product-copy p,
.product-copy .section-label {
  color: var(--white);
}

.product-copy > p:not(.section-label) {
  color: rgba(255,255,255,0.76);
  font-size: 18px;
}

.product-main-image {
  position: relative;
}

.product-main-image::before {
  position: absolute;
  top: -16px;
  right: -16px;
  bottom: 16px;
  left: 16px;
  border: 1px solid rgba(255,255,255,0.22);
  content: "";
}

.product-main-image img {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: 0 26px 60px rgba(2, 19, 38, 0.35);
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 34px 0;
  border-top: 1px solid rgba(255,255,255,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.2);
}

.metric-row > div {
  padding: 19px 15px 19px 0;
}

.metric-row strong,
.metric-row span {
  display: block;
}

.metric-row strong {
  color: var(--white);
  font-size: 22px;
}

.metric-row span {
  margin-top: 4px;
  color: rgba(255,255,255,0.58);
  font-size: 11px;
}

.product-copy .button-outline {
  color: var(--white);
  border-color: rgba(255,255,255,0.55);
  background: transparent;
}

.product-copy .button-outline:hover {
  background: rgba(255,255,255,0.12);
}

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

.principle-grid {
  grid-template-columns: 0.95fr 1.05fr;
}

.principle-grid.reverse {
  grid-template-columns: 1.05fr 0.95fr;
}

.principle-grid.reverse .section-copy {
  grid-column: 2;
}

.principle-grid.reverse .media-stack {
  grid-column: 1;
  grid-row: 1;
}

.process-list {
  display: grid;
  gap: 0;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 15px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.process-list li > span {
  color: var(--blue-2);
  font-size: 13px;
  font-weight: 850;
}

.process-list p {
  margin: 0;
  font-size: 14px;
}

.process-list strong {
  display: block;
  margin-bottom: 3px;
  color: var(--ink);
}

.media-stack {
  display: grid;
  grid-template-columns: 1fr 0.78fr;
  align-items: end;
  gap: 18px;
}

.media-stack > img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.video-frame {
  position: relative;
  overflow: hidden;
  border: 5px solid var(--white);
  background: #06182b;
  box-shadow: var(--shadow-md);
}

.video-frame video {
  width: 100%;
  aspect-ratio: 9 / 13;
  object-fit: cover;
}

.video-watermark {
  position: absolute;
  z-index: 2;
  top: 12px;
  right: 12px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  color: var(--white);
  background: rgba(5, 28, 55, 0.68);
  pointer-events: none;
}

.video-watermark img {
  width: 60px;
  height: auto;
}

.video-watermark span {
  font-size: 10px;
  font-weight: 850;
}

.advantage-band {
  background: #eef5fb;
}

.raymond-advantages {
  background: #eff2f5;
}

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

.advantage-grid article {
  min-height: 240px;
  padding: 30px;
  background: var(--white);
}

.advantage-grid article > span {
  display: block;
  margin-bottom: 38px;
  color: var(--blue-2);
  font-size: 13px;
  font-weight: 850;
}

.advantage-grid p {
  margin-bottom: 0;
  font-size: 14px;
}

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

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
}

table {
  width: 100%;
  min-width: 980px;
  border-collapse: collapse;
  background: var(--white);
}

th,
td {
  padding: 17px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
  font-size: 13px;
}

thead th {
  color: var(--white);
  background: var(--navy);
  font-size: 12px;
  font-weight: 800;
}

tbody th {
  color: var(--blue);
  background: #f4f8fc;
  font-weight: 850;
}

tbody tr:hover td,
tbody tr:hover th {
  background: #edf5fc;
}

.table-note {
  margin: 14px 0 0;
  color: #697789;
  font-size: 12px;
}

.why-band {
  background: var(--surface);
}

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

.why-grid.reverse .why-image {
  grid-column: 2;
}

.why-grid.reverse .section-copy {
  grid-column: 1;
  grid-row: 1;
}

.why-image img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.check-list {
  display: grid;
  gap: 16px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}

.check-list svg {
  width: 22px;
  height: 22px;
  padding: 4px;
  border-radius: 50%;
  color: var(--white);
  background: var(--blue-2);
}

.check-list strong {
  color: var(--ink);
}

.comparison {
  background: #f2f6fa;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 190px 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.comparison-labels {
  display: grid;
  grid-template-rows: repeat(8, 1fr);
  padding-top: 206px;
}

.comparison-labels span {
  display: flex;
  align-items: center;
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  color: #526277;
  font-size: 12px;
  font-weight: 800;
}

.compare-column {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.compare-column header {
  display: grid;
  height: 206px;
  grid-template-columns: 150px 1fr;
  align-items: center;
  gap: 18px;
  padding: 22px;
  color: var(--white);
  background: var(--blue);
}

.raymond-column header {
  background: #344f6c;
}

.compare-column header img {
  width: 150px;
  height: 150px;
  object-fit: cover;
  border: 4px solid rgba(255,255,255,0.45);
  background: var(--white);
}

.compare-column header span {
  font-size: 12px;
  font-weight: 850;
}

.compare-column header h3 {
  margin: 6px 0 0;
  color: var(--white);
  font-size: 24px;
}

.compare-column dl {
  margin: 0;
}

.compare-column dl > div {
  display: flex;
  min-height: 84px;
  align-items: center;
  padding: 13px 18px;
  border-bottom: 1px solid var(--line);
}

.compare-column dl > div:last-child {
  border-bottom: 0;
}

.compare-column dt {
  display: none;
}

.compare-column dd {
  margin: 0;
  color: #42546a;
  font-size: 13px;
}

.selection-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 28px;
  padding: 28px 30px;
  border-left: 5px solid var(--amber);
  background: var(--navy);
  box-shadow: var(--shadow-sm);
}

.selection-callout strong,
.selection-callout span {
  display: block;
}

.selection-callout strong {
  color: var(--white);
  font-size: 18px;
}

.selection-callout span {
  max-width: 740px;
  margin-top: 5px;
  color: rgba(255,255,255,0.67);
  font-size: 13px;
}

.materials {
  background: var(--white);
}

.material-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.material-grid article {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.material-grid article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

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

.material-grid article > div {
  padding: 20px;
}

.material-grid h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.material-grid p {
  margin-bottom: 0;
  font-size: 13px;
}

.cases {
  background: var(--surface);
}

.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.case-feature {
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.case-feature img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.case-feature > div {
  padding: 30px;
}

.case-feature h3 {
  margin-top: 9px;
  font-size: 26px;
}

.case-feature p {
  font-size: 14px;
}

.certificates {
  background: #0a315e;
}

.certificate-layout {
  grid-template-columns: 0.82fr 1.18fr;
}

.certificates .section-label,
.certificates h2 {
  color: var(--white);
}

.certificates .section-copy > p:not(.section-label) {
  color: rgba(255,255,255,0.68);
}

.certificate-points {
  display: grid;
  gap: 12px;
  margin: 28px 0;
  padding: 0;
  color: rgba(255,255,255,0.84);
  list-style: none;
}

.certificate-points li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
}

.certificate-points li::before {
  position: absolute;
  top: 10px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--amber);
  content: "";
}

.certificates .text-link {
  color: #91c9f5;
  pointer-events: none;
}

.certificate-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.certificate-grid figure {
  margin: 0;
  padding: 12px;
  background: var(--white);
  box-shadow: 0 16px 35px rgba(2, 15, 29, 0.28);
}

.certificate-grid img {
  width: 100%;
  height: 250px;
  object-fit: contain;
  background: #f8f6f1;
}

.certificate-grid figcaption {
  padding: 10px 4px 2px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
  text-align: center;
}

.news {
  background: var(--white);
}

.news-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
}

.news-filters {
  display: flex;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--line);
}

.news-filters button {
  position: relative;
  padding: 11px 13px;
  border: 0;
  color: #607084;
  background: transparent;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
}

.news-filters button::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--blue);
  content: "";
  transform: scaleX(0);
}

.news-filters button.is-active {
  color: var(--blue);
}

.news-filters button.is-active::after {
  transform: scaleX(1);
}

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

.news-card {
  min-height: 310px;
  padding: 30px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
  transition: background-color 180ms ease;
}

.news-card:hover {
  background: #f5f9fd;
}

.news-card time {
  display: block;
  margin-bottom: 25px;
  color: var(--blue-2);
  font-size: 11px;
  font-weight: 800;
}

.news-card h3 {
  min-height: 78px;
  font-size: 21px;
}

.news-card p {
  font-size: 13px;
}

.news-card a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 800;
}

.news-card.is-hidden {
  display: none;
}

.news-more-wrap {
  margin-top: 32px;
  text-align: center;
}

.faq {
  background: var(--surface);
}

.faq-layout {
  grid-template-columns: 0.78fr 1.22fr;
  align-items: start;
}

.faq-intro {
  position: sticky;
  top: calc(var(--header-height) + 30px);
}

.faq-intro img {
  width: 100%;
  margin-top: 32px;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: var(--shadow-sm);
}

.accordion {
  border-top: 1px solid var(--line);
}

.accordion details {
  border-bottom: 1px solid var(--line);
  background: transparent;
}

.accordion summary {
  position: relative;
  padding: 22px 50px 22px 0;
  color: var(--ink);
  font-size: 16px;
  font-weight: 750;
  list-style: none;
  cursor: pointer;
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary::after {
  position: absolute;
  top: 21px;
  right: 4px;
  width: 28px;
  height: 28px;
  border: 1px solid #aab8c7;
  color: var(--blue);
  content: "+";
  font-size: 20px;
  font-weight: 400;
  line-height: 25px;
  text-align: center;
}

.accordion details[open] summary::after {
  content: "−";
}

.accordion details p {
  margin: -6px 50px 24px 0;
  font-size: 14px;
}

.contact {
  padding: 110px 0;
  background: linear-gradient(135deg, #062a53 0%, #0a3d77 65%, #155a9d 100%);
}

.contact-layout {
  grid-template-columns: 0.88fr 1.12fr;
}

.contact-copy .section-label,
.contact-copy h2 {
  color: var(--white);
}

.contact-copy > p:not(.section-label) {
  color: rgba(255,255,255,0.72);
  font-size: 17px;
}

.contact-methods {
  display: grid;
  gap: 1px;
  margin-top: 32px;
  background: rgba(255,255,255,0.18);
}

.contact-methods a {
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 14px;
  align-items: start;
  padding: 18px 0;
  background: #0a3a70;
}

.contact-methods svg {
  width: 24px;
  height: 24px;
  color: #8ecbfb;
}

.contact-methods small,
.contact-methods strong {
  display: block;
}

.contact-methods small {
  color: rgba(255,255,255,0.55);
  font-size: 11px;
}

.contact-methods strong {
  margin-top: 3px;
  color: var(--white);
  font-size: 14px;
  line-height: 1.5;
}

.response-note {
  margin-top: 28px;
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.05);
}

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

.response-note strong {
  color: var(--white);
  font-size: 13px;
}

.response-note span {
  margin-top: 5px;
  color: rgba(255,255,255,0.62);
  font-size: 12px;
}

.inquiry-form {
  padding: 40px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 28px 70px rgba(1, 19, 38, 0.34);
}

.form-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.form-heading h3,
.form-heading p {
  margin: 0;
}

.form-heading h3 {
  font-size: 25px;
}

.form-heading p {
  font-size: 11px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-grid label,
.consent {
  display: grid;
  gap: 7px;
}

.form-grid label > span {
  color: #30445c;
  font-size: 12px;
  font-weight: 750;
}

.form-grid input,
.form-grid textarea {
  width: 100%;
  border: 1px solid #cbd6e2;
  border-radius: 3px;
  color: var(--ink);
  background: #fbfcfd;
  font-size: 14px;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-grid input {
  height: 47px;
  padding: 0 13px;
}

.form-grid textarea {
  min-height: 120px;
  padding: 12px 13px;
  resize: vertical;
}

.form-grid input:focus,
.form-grid textarea:focus {
  border-color: var(--blue-2);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(23,112,197,0.12);
}

.form-grid .is-invalid,
.consent.is-invalid {
  border-color: var(--red);
}

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

.consent {
  grid-template-columns: 18px 1fr;
  align-items: start;
  margin: 20px 0;
  color: #657488;
  font-size: 11px;
}

.consent input {
  width: 16px;
  height: 16px;
  margin: 1px 0 0;
  accent-color: var(--blue);
}

.form-submit {
  width: 100%;
}

.form-status {
  margin-top: 18px;
  font-size: 13px;
}

.form-status.is-success {
  padding: 14px 16px;
  border-left: 4px solid var(--green);
  color: #155e38;
  background: #edf9f2;
}

.form-status.is-error {
  padding: 14px 16px;
  border-left: 4px solid var(--red);
  color: #81212a;
  background: #fff0f1;
}

.form-status a {
  color: var(--blue);
  font-weight: 800;
  text-decoration: underline;
}

.site-footer {
  padding-top: 72px;
  color: rgba(255,255,255,0.72);
  background: #061d37;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  padding-bottom: 54px;
}

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

.footer-brand p {
  max-width: 370px;
  margin-top: 20px;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

.footer-grid h3 {
  margin-bottom: 18px;
  color: var(--white);
  font-size: 15px;
}

.footer-grid > div:not(.footer-brand) a {
  display: block;
  margin: 10px 0;
  color: rgba(255,255,255,0.58);
  font-size: 12px;
  transition: color 160ms ease;
}

.footer-grid > div:not(.footer-brand) a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  min-height: 66px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.42);
  font-size: 11px;
}

.whatsapp-float {
  position: fixed;
  z-index: 900;
  right: 22px;
  bottom: 22px;
  display: inline-flex;
  height: 54px;
  align-items: center;
  gap: 9px;
  padding: 0 17px;
  border: 2px solid var(--white);
  border-radius: 27px;
  color: var(--white);
  background: #1aaa5b;
  box-shadow: 0 12px 30px rgba(4, 45, 25, 0.28);
  font-size: 13px;
  font-weight: 800;
  transition: transform 180ms ease;
}

.whatsapp-float:hover {
  transform: translateY(-3px);
}

.whatsapp-float svg {
  width: 25px;
  height: 25px;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 550ms ease, transform 550ms ease;
}

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

@media (max-width: 1120px) {
  :root {
    --header-height: 76px;
  }

  .utility-bar,
  .nav-cta {
    display: none;
  }

  .nav-inner {
    justify-content: space-between;
  }

  .primary-nav {
    gap: 18px;
  }

  .primary-nav a {
    font-size: 13px;
  }

  .hero {
    min-height: 760px;
  }

  h1 {
    font-size: 52px;
  }

  h2 {
    font-size: 39px;
  }

  .about-grid,
  .principle-grid,
  .why-grid,
  .contact-layout,
  .faq-layout,
  .certificate-layout,
  .product-hero-grid {
    gap: 48px;
  }

  .comparison-grid {
    grid-template-columns: 150px 1fr 1fr;
  }

  .compare-column header {
    grid-template-columns: 105px 1fr;
  }

  .compare-column header img {
    width: 105px;
    height: 105px;
  }
}

@media (max-width: 900px) {
  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .section {
    padding: 82px 0;
  }

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

  .site-header .brand {
    min-width: 0;
  }

  .primary-nav {
    position: fixed;
    z-index: 999;
    top: 76px;
    right: 0;
    bottom: 0;
    left: 0;
    display: grid;
    height: calc(100svh - 76px);
    align-content: start;
    justify-content: stretch;
    gap: 0;
    overflow-y: auto;
    padding: 24px 18px;
    background: var(--white);
    transform: translateX(100%);
    transition: transform 220ms ease;
  }

  .primary-nav.is-open {
    transform: translateX(0);
  }

  .primary-nav a {
    padding: 18px 10px;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    font-size: 16px;
  }

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

  .site-header:not(.is-scrolled) .nav-shell {
    background: rgba(5, 28, 55, 0.94);
  }

  .site-header.is-scrolled .menu-toggle {
    color: var(--ink);
  }

  .site-header.menu-active .menu-open-icon {
    display: none;
  }

  .site-header.menu-active .menu-close-icon {
    display: block;
  }

  .hero {
    min-height: 760px;
  }

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

  .hero-facts {
    position: relative;
    margin-top: auto;
  }

  .hero-content {
    padding-top: 154px;
    padding-bottom: 54px;
  }

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

  .fact-grid > div:nth-child(3) {
    border-top: 1px solid rgba(255,255,255,0.16);
  }

  .fact-grid > div:nth-child(4) {
    border-top: 1px solid rgba(255,255,255,0.16);
    border-right: 1px solid rgba(255,255,255,0.16);
  }

  .about-grid,
  .product-hero-grid,
  .product-hero-grid.reverse,
  .principle-grid,
  .principle-grid.reverse,
  .why-grid,
  .contact-layout,
  .faq-layout,
  .certificate-layout {
    grid-template-columns: 1fr;
  }

  .product-hero-grid.reverse .product-copy,
  .product-hero-grid.reverse .product-main-image,
  .principle-grid.reverse .section-copy,
  .principle-grid.reverse .media-stack,
  .why-grid.reverse .why-image,
  .why-grid.reverse .section-copy {
    grid-column: auto;
    grid-row: auto;
  }

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

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

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

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

  .comparison-labels {
    display: none;
  }

  .compare-column dl > div {
    display: block;
    min-height: 94px;
  }

  .compare-column dt {
    display: block;
    margin-bottom: 6px;
    color: var(--blue-2);
    font-size: 10px;
    font-weight: 850;
    text-transform: uppercase;
  }

  .selection-callout,
  .news-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .news-filters {
    align-self: start;
    margin-bottom: 36px;
  }

  .faq-intro {
    position: static;
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  body {
    font-size: 15px;
  }

  .section,
  .product-hero-band,
  .contact {
    padding: 68px 0;
  }

  h1 {
    font-size: 39px;
    line-height: 1.12;
  }

  h2 {
    font-size: 32px;
  }

  h3 {
    font-size: 25px;
  }

  .brand img {
    width: 80px;
  }

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

  .brand small {
    display: none;
  }

  .hero {
    display: block;
    min-height: 0;
  }

  .hero-shade {
    background: linear-gradient(90deg, rgba(5, 29, 57, 0.95) 0%, rgba(6, 39, 76, 0.8) 75%, rgba(6, 39, 76, 0.58) 100%);
  }

  .hero-content {
    padding-top: 154px;
    padding-bottom: 60px;
  }

  .hero-copy > p {
    font-size: 16px;
  }

  .hero-actions,
  .button-row {
    display: grid;
    grid-template-columns: 1fr;
  }

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

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

  .fact-grid > div {
    min-height: 94px;
    padding: 20px 14px;
  }

  .fact-grid strong {
    font-size: 18px;
  }

  .about-grid,
  .principle-grid,
  .why-grid,
  .contact-layout,
  .faq-layout,
  .certificate-layout,
  .product-hero-grid {
    gap: 36px;
  }

  .about-media {
    padding: 0 0 30px;
  }

  .about-media::before {
    display: none;
  }

  .about-caption {
    right: 0;
    width: 88%;
  }

  .product-route {
    min-height: 0;
    grid-template-rows: 220px auto;
  }

  .product-route img {
    height: 220px;
  }

  .product-route > div {
    padding: 24px;
  }

  .metric-row {
    grid-template-columns: 1fr;
  }

  .metric-row > div {
    border-bottom: 1px solid rgba(255,255,255,0.14);
  }

  .metric-row > div:last-child {
    border-bottom: 0;
  }

  .media-stack {
    grid-template-columns: 1fr;
  }

  .media-stack > img {
    aspect-ratio: 4 / 3;
  }

  .video-frame video {
    aspect-ratio: 16 / 10;
  }

  .advantage-grid,
  .material-grid,
  .news-grid,
  .certificate-grid,
  .comparison-grid {
    grid-template-columns: 1fr;
  }

  .advantage-grid article {
    min-height: 0;
  }

  .advantage-grid article > span {
    margin-bottom: 20px;
  }

  .compare-column header {
    height: auto;
    min-height: 172px;
  }

  .compare-column dl > div {
    min-height: 0;
  }

  .selection-callout {
    padding: 24px;
  }

  .selection-callout .button {
    width: 100%;
  }

  .case-feature > div,
  .news-card {
    padding: 24px;
  }

  .news-card {
    min-height: 0;
  }

  .news-card h3 {
    min-height: 0;
  }

  .news-filters {
    width: 100%;
    overflow-x: auto;
  }

  .accordion summary {
    padding-right: 42px;
    font-size: 15px;
  }

  .accordion details p {
    margin-right: 0;
  }

  .inquiry-form {
    padding: 26px 20px;
  }

  .form-heading {
    align-items: start;
    flex-direction: column;
  }

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

  .form-full {
    grid-column: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px 24px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding: 18px 0;
  }

  .whatsapp-float {
    right: 14px;
    bottom: 14px;
    width: 52px;
    padding: 0;
    justify-content: center;
  }

  .whatsapp-float span {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

/* Multi-page layouts */
.primary-nav {
  gap: 18px;
}

.inner-page .site-header.is-scrolled .nav-shell {
  background: rgba(255,255,255,0.98);
}

.page-hero {
  position: relative;
  display: flex;
  min-height: 570px;
  align-items: center;
  overflow: hidden;
  padding: 175px 0 92px;
  color: var(--white);
  background-image: var(--page-bg);
  background-position: center;
  background-size: cover;
}

.page-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(5, 27, 53, 0.95), rgba(7, 47, 91, 0.78) 55%, rgba(7, 47, 91, 0.34));
}

.page-hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-hero .breadcrumbs {
  display: flex;
  gap: 9px;
  margin-bottom: 32px;
  color: rgba(255,255,255,0.62);
  font-size: 12px;
}

.page-hero .breadcrumbs a:hover {
  color: var(--white);
}

.page-hero .section-label,
.page-hero h1 {
  color: var(--white);
}

.page-hero h1 {
  max-width: 840px;
  margin-bottom: 22px;
  font-size: 54px;
}

.page-hero-content > p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  color: rgba(255,255,255,0.8);
  font-size: 19px;
}

.page-subnav {
  position: sticky;
  z-index: 850;
  top: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.97);
  box-shadow: 0 8px 22px rgba(8, 38, 72, 0.06);
  backdrop-filter: blur(8px);
}

.page-subnav .container {
  display: flex;
  overflow-x: auto;
  scrollbar-width: none;
}

.page-subnav .container::-webkit-scrollbar {
  display: none;
}

.page-subnav a {
  flex: 0 0 auto;
  padding: 17px 18px;
  border-right: 1px solid var(--line);
  color: #52647a;
  font-size: 12px;
  font-weight: 780;
}

.page-subnav a:hover {
  color: var(--blue);
  background: var(--blue-soft);
}

.split-intro,
.product-detail-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 70px;
}

.split-intro > img,
.product-detail-intro > img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.history-band {
  background: var(--surface);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.timeline article {
  min-height: 270px;
  padding: 30px;
  background: var(--white);
}

.timeline article > strong {
  display: block;
  margin-bottom: 44px;
  color: var(--blue-2);
  font-size: 28px;
}

.timeline h3 {
  font-size: 20px;
}

.timeline p {
  margin-bottom: 0;
  font-size: 13px;
}

.timeline.compact article {
  min-height: 220px;
}

.timeline.compact article > strong {
  margin-bottom: 28px;
  font-size: 18px;
}

.metric-panel {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin: 30px 0;
  border: 1px solid var(--line);
  background: var(--line);
}

.metric-panel > div {
  min-height: 110px;
  padding: 20px;
  background: var(--white);
}

.metric-panel strong,
.metric-panel span {
  display: block;
}

.metric-panel strong {
  color: var(--blue);
  font-size: 23px;
}

.metric-panel span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
}

.product-detail-intro {
  grid-template-columns: 1.08fr 0.92fr;
}

.product-detail-intro > img {
  object-fit: contain;
  border: 1px solid var(--line);
  background: var(--surface);
}

.advantage-grid h3 {
  margin-bottom: 10px;
  font-size: 19px;
}

.site-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.site-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
}

.customer-visits {
  background: var(--surface);
}

.visit-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.visit-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-sm);
}

.visit-grid img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.visit-grid figcaption {
  padding: 22px 24px;
}

.visit-grid strong,
.visit-grid span {
  display: block;
}

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

.visit-grid span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.subpage-cta {
  padding: 62px 0;
  background: linear-gradient(135deg, #072d59, #0b4d91);
}

.subpage-cta .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.subpage-cta h2,
.subpage-cta p,
.subpage-cta .section-label {
  color: var(--white);
}

.subpage-cta h2 {
  margin-bottom: 8px;
  font-size: 34px;
}

.subpage-cta p {
  max-width: 700px;
  margin-bottom: 0;
  color: rgba(255,255,255,0.68);
}

.contact-page {
  padding-top: 100px;
}

.news-page .news-card.is-hidden {
  display: none;
}

@media (max-width: 1120px) {
  .primary-nav {
    gap: 14px;
  }

  .page-hero {
    padding-top: 140px;
  }
}

@media (max-width: 900px) {
  .page-hero {
    min-height: 500px;
    padding: 135px 0 74px;
  }

  .page-hero h1 {
    font-size: 44px;
  }

  .page-subnav {
    top: 76px;
  }

  .split-intro,
  .product-detail-intro {
    grid-template-columns: 1fr;
    gap: 42px;
  }

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

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

  .subpage-cta .container {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .page-hero {
    min-height: 470px;
    padding: 124px 0 64px;
  }

  .page-hero h1 {
    font-size: 37px;
  }

  .page-hero-content > p:last-child {
    font-size: 16px;
  }

  .page-hero .breadcrumbs {
    margin-bottom: 22px;
  }

  .page-subnav a {
    padding: 14px 15px;
  }

  .timeline,
  .metric-panel,
  .site-gallery,
  .visit-grid {
    grid-template-columns: 1fr;
  }

  .timeline article {
    min-height: 0;
  }

  .timeline article > strong {
    margin-bottom: 22px;
  }

  .subpage-cta h2 {
    font-size: 28px;
  }

  .subpage-cta .button {
    width: 100%;
  }
}