:root {
  --ink: #112027;
  --muted: #63737c;
  --line: rgba(255, 255, 255, 0.58);
  --glass: rgba(255, 255, 255, 0.42);
  --glass-strong: rgba(255, 255, 255, 0.68);
  --brand: #b9132d;
  --brand-dark: #841424;
  --teal: #047c86;
  --steel: #435966;
  --mist: #eef5f4;
  --warm: #f6eee3;
  --shadow: 0 24px 70px rgba(26, 42, 47, 0.14);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.78), rgba(238, 246, 246, 0.52) 42%, rgba(246, 238, 227, 0.42)),
    url("factory-hero.png?v=20260607-3") center top / cover fixed;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.34) 1px, transparent 1px);
  background-size: 76px 76px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.68), transparent 86%);
}

body::after {
  content: none;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  width: var(--scroll, 0%);
  height: 3px;
  background: linear-gradient(90deg, rgba(185, 19, 45, 0.92), rgba(4, 124, 134, 0.92));
  box-shadow: 0 0 18px rgba(4, 124, 134, 0.42);
}

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

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

button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  position: fixed;
  top: 18px;
  left: 50%;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 36px));
  min-height: 66px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.34);
  box-shadow: 0 18px 50px rgba(28, 44, 48, 0.12);
  transform: translateX(-50%);
  backdrop-filter: blur(22px) saturate(1.18);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 168px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(145deg, var(--brand), var(--teal));
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.main-nav a {
  border-radius: 8px;
  padding: 12px 15px;
  color: rgba(17, 32, 39, 0.72);
  font-size: 14px;
  transition: background 0.22s ease, color 0.22s ease, transform 0.22s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(17, 32, 39, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.62);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
}

.hero,
.sub-hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  padding: 148px max(24px, calc((100vw - 1180px) / 2)) 70px;
}

.page-snap {
  min-height: 100vh;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.72fr);
  align-items: center;
  gap: 56px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(247, 251, 250, 0.7), rgba(247, 251, 250, 0.28) 58%, rgba(4, 124, 134, 0.08)),
    url("factory-hero.png?v=20260607-3") center / cover no-repeat;
  opacity: 1;
}

.hero-bg::after,
.industry-band::after,
.sub-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 34%;
  background: linear-gradient(to top, rgba(247, 251, 250, 0.82), transparent);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

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

h1 {
  max-width: 740px;
  margin-bottom: 24px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.04;
  font-weight: 760;
}

h2 {
  font-size: clamp(26px, 3.2vw, 44px);
  line-height: 1.14;
}

h3 {
  font-size: 20px;
}

.lead {
  max-width: 620px;
  color: var(--steel);
  font-size: clamp(17px, 1.55vw, 22px);
  line-height: 1.85;
}

.hero-actions,
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
}

.btn,
.text-link,
.catalog-card button,
.filter-bar button,
.support-tabs button {
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 22px;
  font-weight: 700;
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.btn:hover,
.catalog-card button:hover {
  transform: translateY(-2px);
}

.btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--teal));
  box-shadow: 0 16px 36px rgba(185, 19, 45, 0.24);
}

.btn.ghost {
  border-color: rgba(17, 32, 39, 0.12);
  background: rgba(255, 255, 255, 0.64);
}

.text-link {
  color: var(--brand-dark);
  font-weight: 800;
}

.text-link::after {
  content: " →";
}

.glass {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--glass);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px) saturate(1.18);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.glass:hover {
  background: rgba(255, 255, 255, 0.54);
  box-shadow: 0 30px 84px rgba(26, 42, 47, 0.18);
}

.hero-panel {
  position: relative;
  z-index: 1;
  align-self: end;
  padding: 18px;
}

.hero-panel img {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.6);
}

.hero-panel h2 {
  margin: 8px 0;
  font-size: 28px;
}

.hero-panel p {
  color: var(--muted);
  line-height: 1.7;
}

.panel-kicker {
  display: inline-block;
  margin-top: 18px;
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.scroll-cue {
  position: absolute;
  right: 32px;
  bottom: 34px;
  color: var(--muted);
  font-size: 12px;
  writing-mode: vertical-rl;
}

.section {
  padding: 96px max(24px, calc((100vw - 1180px) / 2));
}

.split,
.two-col,
.contact-layout,
.support-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1fr);
  align-items: center;
  gap: 34px;
}

.section-copy p,
.story-card p,
.industry-card p,
.support-panel p,
.contact-card p,
.sub-hero p {
  color: var(--steel);
  line-height: 1.85;
  max-width: 900px;
  font-size: 18px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.metric {
  min-height: 156px;
  padding: 22px;
}

.metric strong {
  display: block;
  color: var(--brand);
  font-size: clamp(40px, 5vw, 68px);
  line-height: 1;
}

.metric span {
  color: var(--muted);
}

.products-preview,
.solution-lens {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.36));
}

.section-head {
  justify-content: space-between;
  margin-bottom: 28px;
}

.section-head h2 {
  max-width: 720px;
  margin-bottom: 0;
}

.product-strip,
.product-grid,
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.product-card,
.catalog-card,
.industry-card,
.story-card,
.contact-card,
.support-panel,
.contact-form {
  padding: 24px;
}

.product-card {
  min-height: 260px;
}

.product-card span,
.catalog-card span,
.industry-card span {
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

.product-card p,
.catalog-card p {
  color: var(--muted);
  line-height: 1.78;
}

.industry-band {
  position: relative;
  display: grid;
  min-height: 76vh;
  place-items: center;
  overflow: hidden;
  background:
    linear-gradient(110deg, rgba(17, 32, 39, 0.58), rgba(4, 124, 134, 0.24)),
    url("machining-floor.png?v=20260607-3") center / cover no-repeat;
}

.band-content {
  width: min(820px, calc(100% - 48px));
  color: #fff;
  text-align: center;
}

.band-content .eyebrow,
.band-content p {
  color: rgba(255, 255, 255, 0.82);
}

.sub-hero {
  display: grid;
  min-height: 58vh;
  align-items: end;
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.78), rgba(237, 244, 242, 0.48)),
    url("quality-lab.png?v=20260607-3") center / cover no-repeat;
}

.sub-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 960px;
}

.sub-hero h1 {
  max-width: 900px;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.12;
}

.product-hero {
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.78), rgba(237, 244, 242, 0.4)),
    url("machining-floor.png?v=20260607-3") center / cover no-repeat;
}

.filter-bar {
  position: sticky;
  top: 104px;
  z-index: 8;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
  padding: 10px;
}

.filter-bar button,
.support-tabs button {
  border: 0;
  border-radius: 8px;
  padding: 11px 16px;
  color: var(--steel);
  background: transparent;
}

.filter-bar button.active,
.support-tabs button.active {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--teal));
}

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

.catalog-card {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 22px;
  min-height: 260px;
}

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

.catalog-card img,
.letter-art,
.support-image,
.lens-layout img {
  width: 100%;
  min-height: 174px;
  border-radius: 8px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.62);
}

.letter-art {
  display: grid;
  place-items: center;
  color: rgba(255, 255, 255, 0.92);
  background: linear-gradient(145deg, var(--steel), var(--teal));
  font-size: 40px;
  font-weight: 800;
}

.product-search {
  margin-left: auto;
  min-width: min(300px, 100%);
}

.product-search input {
  min-height: 42px;
  padding: 10px 12px;
}

.lens-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 0.8fr) minmax(320px, 1fr);
  gap: 22px;
  align-items: stretch;
  padding: 18px;
}

.lens-tabs {
  display: grid;
  gap: 10px;
  align-content: start;
}

.lens-tabs button {
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--steel);
  background: rgba(255, 255, 255, 0.32);
  cursor: pointer;
  text-align: left;
}

.lens-tabs button.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(185, 19, 45, 0.88), rgba(4, 124, 134, 0.88));
}

.lens-copy {
  padding: 18px;
}

.lens-copy h3 {
  font-size: clamp(24px, 3vw, 38px);
}

.lens-copy p {
  color: var(--steel);
  line-height: 1.85;
}

.lens-layout img {
  height: 360px;
  object-fit: cover;
}

.catalog-card button {
  border: 0;
  border-radius: 8px;
  padding: 11px 15px;
  color: #fff;
  background: var(--ink);
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 74px minmax(0, 260px) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
  padding: 22px 0;
  border-top: 1px solid rgba(17, 32, 39, 0.12);
}

.timeline-item span {
  color: var(--brand);
  font-size: 34px;
  font-weight: 800;
}

.timeline-item h3,
.timeline-item p {
  margin-bottom: 0;
}

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

.industry-card {
  min-height: 280px;
  cursor: pointer;
  overflow: hidden;
}

.industry-card small {
  display: block;
  max-height: 0;
  overflow: hidden;
  color: var(--brand-dark);
  font-weight: 800;
  transition: max-height 0.28s ease, margin-top 0.28s ease;
}

.industry-card.expanded small,
.industry-card:hover small {
  max-height: 80px;
  margin-top: 22px;
}

.support-layout {
  grid-template-columns: minmax(280px, 0.8fr) minmax(260px, 0.55fr) minmax(320px, 1fr);
  align-items: stretch;
}

.support-image {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.support-tabs {
  display: grid;
  gap: 10px;
  align-self: start;
  padding: 12px;
}

.support-tabs button {
  text-align: left;
}

.support-panel {
  min-height: 320px;
}

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

.contact-form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--steel);
  font-size: 14px;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid rgba(17, 32, 39, 0.12);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.76);
  outline: none;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(4, 124, 134, 0.62);
  box-shadow: 0 0 0 4px rgba(4, 124, 134, 0.1);
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: var(--teal);
  font-weight: 700;
}

.float-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 18;
  border: 1px solid rgba(255, 255, 255, 0.58);
  border-radius: 8px;
  padding: 14px 18px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--teal));
  box-shadow: 0 18px 40px rgba(17, 32, 39, 0.18);
  cursor: pointer;
}

.contact-drawer {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 30;
  width: min(420px, 100%);
  height: 100vh;
  padding: 84px 26px 28px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: -24px 0 70px rgba(17, 32, 39, 0.2);
  transform: translateX(105%);
  transition: transform 0.28s ease;
  backdrop-filter: blur(24px);
}

.contact-drawer.open {
  transform: translateX(0);
}

.drawer-close,
.dialog-close {
  position: absolute;
  top: 22px;
  right: 22px;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 0;
  border-radius: 8px;
  background: rgba(17, 32, 39, 0.08);
  cursor: pointer;
  font-size: 24px;
}

.product-dialog {
  width: min(620px, calc(100% - 34px));
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 34px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.product-dialog::backdrop {
  background: rgba(17, 32, 39, 0.32);
  backdrop-filter: blur(4px);
}

.product-dialog ul {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--steel);
  line-height: 1.8;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 920px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.9);
    box-shadow: var(--shadow);
    backdrop-filter: blur(20px);
  }

  .main-nav.open {
    display: flex;
  }

  .hero,
  .split,
  .two-col,
  .contact-layout,
  .support-layout,
  .catalog-card {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 24px;
    padding-top: 128px;
  }

  .hero-bg {
    background:
      linear-gradient(180deg, rgba(247, 251, 250, 0.84), rgba(247, 251, 250, 0.58)),
      url("factory-hero.png?v=20260607-3") center / cover no-repeat;
  }

  .hero-panel {
    align-self: auto;
  }

  .metric-grid,
  .product-strip,
  .product-grid,
  .industry-grid,
  .lens-layout,
  .support-layout {
    grid-template-columns: 1fr;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    top: 88px;
  }
}

@media (max-width: 560px) {
  .brand {
    min-width: 0;
  }

  .brand small {
    display: none;
  }

  .hero,
  .sub-hero {
    padding-right: 18px;
    padding-left: 18px;
  }

  .section {
    padding: 72px 18px;
  }

  .section-head {
    align-items: flex-start;
  }

  .float-contact {
    right: 14px;
    bottom: 14px;
    padding: 12px 14px;
  }
}

/* Motion and glass refinement */
:root {
  --line: rgba(255, 255, 255, 0.42);
  --glass: rgba(255, 255, 255, 0.28);
  --glass-strong: rgba(255, 255, 255, 0.5);
  --shadow: 0 26px 80px rgba(26, 42, 47, 0.16);
}

body {
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.64), rgba(238, 246, 246, 0.34) 42%, rgba(246, 238, 227, 0.28)),
    url("factory-hero.png?v=20260607-3") center top / cover fixed;
}

body::after {
  content: none;
}

.site-header {
  border-color: rgba(255, 255, 255, 0.34);
  background: rgba(255, 255, 255, 0.16);
  box-shadow: 0 18px 50px rgba(28, 44, 48, 0.08);
  backdrop-filter: blur(32px) saturate(1.28);
  transition: background 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.site-header.is-scrolled {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.26);
  box-shadow: 0 22px 64px rgba(28, 44, 48, 0.12);
}

.main-nav a:hover,
.main-nav a.active {
  background: rgba(255, 255, 255, 0.38);
}

.menu-toggle {
  background: rgba(255, 255, 255, 0.3);
}

.hero-bg {
  background:
    linear-gradient(90deg, rgba(247, 251, 250, 0.6), rgba(247, 251, 250, 0.18) 58%, rgba(4, 124, 134, 0.06)),
    url("factory-hero.png?v=20260607-3") center / cover no-repeat;
}

.hero-bg::after,
.industry-band::after,
.sub-hero::after {
  background: linear-gradient(to top, rgba(247, 251, 250, 0.62), transparent);
}

.glass {
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(255, 255, 255, 0.28);
  backdrop-filter: blur(30px) saturate(1.22);
  transform: translate3d(0, 0, 0);
  transition: transform 0.38s cubic-bezier(.2,.8,.2,1), box-shadow 0.32s ease, background 0.32s ease, border-color 0.32s ease;
}

.glass:hover {
  border-color: rgba(255, 255, 255, 0.7);
  background: rgba(255, 255, 255, 0.42);
  box-shadow: 0 34px 96px rgba(26, 42, 47, 0.2);
}

.section {
  position: relative;
}

.float-section {
  opacity: 0;
  transform: translate3d(calc(var(--section-shift, 1) * 34px), 64px, 0) scale(0.985);
  transition:
    opacity 0.8s ease var(--delay, 0ms),
    transform 0.95s cubic-bezier(.16, 1, .3, 1) var(--delay, 0ms);
}

.float-section.visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

.float-section::before {
  content: "";
  position: absolute;
  inset: 34px max(18px, calc((100vw - 1240px) / 2));
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.05));
  box-shadow: 0 30px 100px rgba(17, 32, 39, 0.06);
  backdrop-filter: blur(10px);
}

.hero.float-section,
.sub-hero.float-section {
  opacity: 1;
  transform: none;
}

.products-preview,
.solution-lens {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.2));
}

.industry-band {
  background:
    linear-gradient(110deg, rgba(17, 32, 39, 0.46), rgba(4, 124, 134, 0.16)),
    url("machining-floor.png?v=20260607-3") center / cover no-repeat;
}

.sub-hero {
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.58), rgba(237, 244, 242, 0.24)),
    url("quality-lab.png?v=20260607-3") center / cover no-repeat;
}

.product-hero {
  background:
    linear-gradient(115deg, rgba(247, 251, 250, 0.58), rgba(237, 244, 242, 0.22)),
    url("machining-floor.png?v=20260607-3") center / cover no-repeat;
}

.hero-panel img,
.catalog-card img,
.letter-art,
.support-image,
.lens-layout img {
  background: rgba(255, 255, 255, 0.24);
}

.lens-tabs button {
  background: rgba(255, 255, 255, 0.2);
}

.contact-drawer {
  background: rgba(255, 255, 255, 0.68);
  transition: transform 0.48s cubic-bezier(.16, 1, .3, 1);
  backdrop-filter: blur(30px) saturate(1.18);
}

.product-dialog {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(30px) saturate(1.16);
}

.reveal {
  opacity: 0;
  transform: translate3d(calc(var(--section-shift, 1) * 18px), 40px, 0) scale(0.985);
  transition:
    opacity 0.78s ease var(--delay, 0ms),
    transform 0.9s cubic-bezier(.16, 1, .3, 1) var(--delay, 0ms);
}

.reveal.visible {
  opacity: 1;
  transform: translate3d(0, 0, 0) scale(1);
}

@media (max-width: 920px) {
  .main-nav {
    background: rgba(255, 255, 255, 0.74);
  }

  .hero-bg {
    background:
      linear-gradient(180deg, rgba(247, 251, 250, 0.72), rgba(247, 251, 250, 0.42)),
      url("factory-hero.png?v=20260607-3") center / cover no-repeat;
  }

  .float-section {
    transform: translate3d(0, 44px, 0) scale(0.99);
  }
}

/* Lightweight interaction states */
.main-nav a,
.btn,
.filter-bar button,
.support-tabs button,
.lens-tabs button,
.catalog-card button,
.float-contact,
.drawer-close,
.dialog-close,
.industry-card,
.tilt-card {
  position: relative;
  overflow: hidden;
}

.main-nav a::before,
.btn::before,
.filter-bar button::before,
.support-tabs button::before,
.lens-tabs button::before,
.catalog-card button::before,
.float-contact::before,
.industry-card::before,
.tilt-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.48), transparent);
  transform: translateX(-120%);
  transition: opacity 0.24s ease, transform 0.5s ease;
}

.main-nav a:hover::before,
.btn:hover::before,
.filter-bar button:hover::before,
.support-tabs button:hover::before,
.lens-tabs button:hover::before,
.catalog-card button:hover::before,
.float-contact:hover::before,
.industry-card:hover::before,
.tilt-card:hover::before {
  opacity: 1;
  transform: translateX(120%);
}

.tilt-card:hover,
.industry-card:hover,
.catalog-card:hover,
.product-card:hover {
  transform: translate3d(0, -6px, 0);
}

.btn:active,
.filter-bar button:active,
.support-tabs button:active,
.lens-tabs button:active,
.catalog-card button:active,
.float-contact:active {
  transform: translateY(0) scale(0.98);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Xhero B2B homepage */
.home-redesign {
  background:
    linear-gradient(115deg, rgba(248, 251, 251, 0.88), rgba(237, 244, 244, 0.62) 46%, rgba(250, 247, 241, 0.76)),
    url("factory-hero.png?v=20260607-3") center top / cover fixed;
}

.home-header .brand {
  min-width: 240px;
}

.home-header .brand small {
  max-width: 190px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.home-header .main-nav {
  gap: 1px;
}

.home-header .main-nav a {
  padding: 11px 12px;
}

.home-header .main-nav .nav-cta {
  margin-left: 8px;
  color: #fff;
  background: linear-gradient(135deg, rgba(185, 19, 45, 0.92), rgba(4, 124, 134, 0.9));
  box-shadow: 0 14px 30px rgba(4, 124, 134, 0.16);
}

.brand-hero {
  position: relative;
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 420px);
  gap: 42px;
  align-items: center;
  overflow: hidden;
  padding: 150px max(24px, calc((100vw - 1200px) / 2)) 92px;
}

.brand-hero__media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.brand-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(248, 251, 251, 0.86), rgba(248, 251, 251, 0.48) 48%, rgba(248, 251, 251, 0.2)),
    linear-gradient(to bottom, rgba(248, 251, 251, 0.36), rgba(248, 251, 251, 0.88));
}

.brand-hero__content {
  max-width: 790px;
}

.brand-hero h1 {
  margin-bottom: 26px;
  color: #0d1b22;
  font-size: clamp(46px, 6.4vw, 82px);
  letter-spacing: 0;
}

.brand-hero .lead {
  max-width: 720px;
  color: #38505b;
  font-size: clamp(17px, 1.45vw, 22px);
}

.hero-capability {
  align-self: end;
  padding: 28px;
}

.hero-capability span,
.home-product-card span,
.service-item span,
.case-card span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-capability h2 {
  margin: 12px 0 12px;
  font-size: 30px;
}

.hero-capability p {
  color: var(--steel);
  line-height: 1.8;
}

.capability-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 22px;
}

.capability-list b {
  display: grid;
  min-height: 42px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.48);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.32);
  color: #17323a;
}

.home-section {
  position: relative;
  padding: 96px max(24px, calc((100vw - 1200px) / 2));
}

.home-section::before {
  content: "";
  position: absolute;
  inset: 28px max(18px, calc((100vw - 1260px) / 2));
  z-index: -1;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(12px);
}

.section-title {
  display: grid;
  max-width: 780px;
  gap: 10px;
  margin-bottom: 34px;
}

.section-title h2 {
  margin-bottom: 0;
  color: #102129;
  font-size: clamp(30px, 4.2vw, 52px);
}

.section-title p {
  color: var(--steel);
  line-height: 1.85;
}

.home-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.home-product-card {
  display: grid;
  min-height: 318px;
  align-content: start;
  padding: 26px;
}

.home-product-card h3 {
  margin: 18px 0 12px;
  color: #102129;
  font-size: 24px;
}

.home-product-card p,
.home-product-card dd {
  color: var(--steel);
  line-height: 1.76;
}

.home-product-card dl {
  margin: 10px 0 24px;
}

.home-product-card dt {
  margin-bottom: 4px;
  color: #19313a;
  font-weight: 800;
}

.home-product-card dd {
  margin: 0;
}

.home-product-card a {
  align-self: end;
  color: var(--brand-dark);
  font-weight: 800;
}

.image-section {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.24));
}

.industry-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.industry-tile {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.34);
  box-shadow: 0 24px 70px rgba(26, 42, 47, 0.12);
  backdrop-filter: blur(22px);
  transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.industry-tile:hover {
  transform: translateY(-5px);
  box-shadow: 0 32px 82px rgba(26, 42, 47, 0.16);
}

.industry-tile img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.industry-tile div {
  padding: 22px;
}

.industry-tile h3 {
  margin-bottom: 10px;
  color: #102129;
}

.industry-tile p,
.industry-tile small {
  color: var(--steel);
  line-height: 1.7;
}

.industry-tile small {
  display: block;
  margin-top: 14px;
  color: rgba(67, 89, 102, 0.74);
  font-size: 12px;
}

.service-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1fr);
  gap: 26px;
  align-items: start;
}

.service-intro {
  position: sticky;
  top: 112px;
  padding: 30px;
}

.service-intro h2 {
  margin-bottom: 18px;
}

.service-intro p {
  color: var(--steel);
  line-height: 1.88;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.service-item {
  min-height: 196px;
  border: 1px solid rgba(255, 255, 255, 0.46);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.32);
  box-shadow: 0 20px 54px rgba(26, 42, 47, 0.09);
  backdrop-filter: blur(22px);
  transition: transform 0.24s ease, background 0.24s ease;
}

.service-item:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.46);
}

.service-item h3 {
  margin: 14px 0 10px;
}

.service-item p {
  color: var(--steel);
  line-height: 1.75;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.case-card {
  padding: 28px;
}

.case-card h3 {
  margin: 16px 0 18px;
  font-size: 23px;
}

.case-card p {
  color: var(--steel);
  line-height: 1.72;
}

.about-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.8fr);
  gap: 28px;
  align-items: center;
}

.about-copy p {
  max-width: 740px;
  color: var(--steel);
  font-size: 18px;
  line-height: 1.95;
}

.about-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.about-metrics .metric {
  min-height: 140px;
}

.about-metrics .metric strong {
  font-size: clamp(34px, 4vw, 54px);
}

.contact-home .contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: 24px;
}

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

.contact-home .contact-form label:nth-of-type(4),
.contact-home .contact-form button,
.contact-home .contact-form .form-note {
  grid-column: 1 / -1;
}

.contact-home .contact-card {
  padding: 30px;
}

.contact-home .contact-card h3 {
  margin-bottom: 18px;
  font-size: 24px;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1.2fr) repeat(3, minmax(160px, 1fr));
  gap: 28px;
  padding: 58px max(24px, calc((100vw - 1200px) / 2)) 34px;
  color: rgba(255, 255, 255, 0.78);
  background: linear-gradient(135deg, rgba(16, 33, 41, 0.96), rgba(17, 58, 64, 0.92));
}

.site-footer strong,
.site-footer h4 {
  color: #fff;
}

.site-footer a,
.site-footer p {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.9;
}

.site-footer .copyright {
  grid-column: 1 / -1;
  margin: 22px 0 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.58);
}

@media (max-width: 1100px) {
  .home-header .main-nav a {
    padding: 10px 9px;
  }

  .brand-hero,
  .service-section,
  .about-band {
    grid-template-columns: 1fr;
  }

  .service-intro {
    position: static;
  }

  .home-product-grid,
  .industry-showcase,
  .case-grid,
  .site-footer {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .home-header .brand {
    min-width: 0;
  }

  .brand-hero {
    padding-top: 128px;
  }

  .home-product-grid,
  .industry-showcase,
  .service-grid,
  .case-grid,
  .about-metrics,
  .contact-home .contact-layout,
  .contact-home .contact-form,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .home-section {
    padding: 72px 18px;
  }

  .home-section::before {
    inset: 18px 10px;
  }
}