:root {
  --blue: #0869db;
  --blue-dark: #064b9d;
  --navy: #082c50;
  --ink: #162639;
  --muted: #637286;
  --paper: #f3f7fb;
  --paper-deep: #e7eef6;
  --kraft: #b7793f;
  --line: #d6e0eb;
  --white: #fff;
  --shadow: 0 22px 60px rgba(8, 44, 80, .12);
  --shell: min(1180px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
main { flex: 1; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgba(8, 105, 219, .38); outline-offset: 4px; }
.shell { width: var(--shell); margin-inline: auto; }
.sr-only { position: absolute !important; width: 1px !important; height: 1px !important; padding: 0 !important; margin: -1px !important; overflow: hidden !important; clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 99; padding: 10px 16px; background: var(--navy); color: #fff; }
.skip-link:focus { top: 16px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid rgba(214, 224, 235, .85);
  backdrop-filter: blur(14px);
}
.nav { min-height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--navy); }
.brand-logo {
  width: 218px;
  height: 48px;
  display: block;
  background: #fff url("assets/logo-concept-v3-refined.png") -29px -48px / 260px 143px no-repeat;
}
.nav-links { display: flex; align-items: center; gap: 22px; color: #3e5269; font-size: 14px; font-weight: 700; }
.nav-links a { position: relative; }
.nav-links a:not(.nav-contact)::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -7px; height: 2px; background: var(--blue); transition: right .2s ease; }
.nav-links a:not(.nav-contact):hover::after { right: 0; }
.nav-links a[aria-current="page"] { color: var(--blue-dark); }
.nav-links a[aria-current="page"]::after { right: 0; }
.nav-contact { padding: 8px 16px; border: 1px solid var(--blue); border-radius: 4px; color: var(--blue-dark); }
.nav-contact[aria-current="page"] { background: var(--blue); color: #fff; }
.nav-links a.nav-contact[aria-current="page"] { color: #fff; }
.menu-toggle { display: none; border: 0; background: transparent; color: var(--navy); }

.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255,255,255,.3), transparent 38%),
    linear-gradient(112deg, #f1f6fb 0 43%, #dce9f7 43% 100%);
}
.flute-line { height: 16px; background-color: var(--blue); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='48' height='16' viewBox='0 0 48 16'%3E%3Cpath d='M0 8 Q6 0 12 8 T24 8 T36 8 T48 8' fill='none' stroke='%23ffffff' stroke-opacity='.38' stroke-width='2'/%3E%3C/svg%3E"); }
.flute-line.light { background-color: transparent; border-top: 1px solid rgba(255,255,255,.18); border-bottom: 1px solid rgba(255,255,255,.12); }
.hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 16px 0 0;
  background-image:
    linear-gradient(rgba(8,44,80,.065) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8,44,80,.065) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(90deg, transparent 2%, rgba(0,0,0,.42) 24%, #000 70%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 2%, rgba(0,0,0,.42) 24%, #000 70%, transparent 100%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -11vw;
  top: 7%;
  width: min(49vw, 860px);
  aspect-ratio: 1;
  border: 1px solid rgba(8,105,219,.19);
  box-shadow:
    0 0 0 76px rgba(8,105,219,.055),
    0 0 0 77px rgba(8,105,219,.14),
    0 0 0 152px rgba(8,105,219,.035),
    0 0 0 153px rgba(8,105,219,.1);
  transform: rotate(45deg);
  pointer-events: none;
}
.hero-grid { position: relative; z-index: 0; min-height: 680px; display: grid; grid-template-columns: .92fr 1.08fr; gap: clamp(48px, 7vw, 96px); align-items: center; padding-block: 64px 72px; }
.hero-copy { position: relative; z-index: 1; }
.hero-copy::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: -38px -30px -30px -38px;
  border: 1px solid rgba(8,44,80,.13);
  border-left: 5px solid rgba(183,121,63,.82);
  background: linear-gradient(135deg, rgba(255,255,255,.78), rgba(255,255,255,.34));
  box-shadow: 0 24px 70px rgba(8,44,80,.07);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}
.hero-copy::after {
  content: "L × W × H";
  position: absolute;
  right: -14px;
  top: -25px;
  padding: 2px 7px;
  background: var(--kraft);
  color: #fff;
  font: 800 9px/1.6 "Arial Narrow", sans-serif;
  letter-spacing: .18em;
}
body[data-page="home"] .hero-grid {
  width: min(1720px, calc(100vw - 144px));
  min-height: 720px;
  min-height: max(720px, calc(100svh - 225px));
  grid-template-columns: minmax(350px, .62fr) minmax(720px, 1.38fr);
  gap: clamp(40px, 4vw, 72px);
  padding-block: 68px 84px;
}
body[data-page="home"] h1 { max-width: 660px; font-size: clamp(48px, 3.35vw, 64px); }
body[data-page="home"] .lead { max-width: 590px; font-size: 17px; }
body[data-page="home"] .hero-media { z-index: 2; }
body[data-page="home"] .hero-photo { box-shadow: 0 34px 100px rgba(8,44,80,.2); }
body[data-page="home"] .hero-photo img { min-height: 470px; }
body[data-page="home"] .material-card { right: -8px; bottom: -52px; }
body[data-page="home"] .hero-grid::after {
  content: "瓦楞包装";
  position: absolute;
  z-index: -1;
  left: -2vw;
  bottom: 4px;
  color: rgba(255,255,255,.38);
  font-size: clamp(94px, 10vw, 180px);
  font-weight: 950;
  line-height: 1;
  letter-spacing: .08em;
  white-space: nowrap;
  -webkit-text-stroke: 1px rgba(8,105,219,.1);
  pointer-events: none;
}
.eyebrow { margin: 0 0 16px; color: var(--blue-dark); font-size: 12px; font-weight: 850; letter-spacing: .13em; }
.eyebrow span { display: inline-block; margin-right: 8px; padding: 3px 7px; background: var(--navy); color: #fff; letter-spacing: .08em; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { color: var(--navy); letter-spacing: -.045em; }
h1 { margin-bottom: 24px; font-size: clamp(48px, 4.7vw, 68px); line-height: 1.08; font-weight: 900; }
h1 strong { color: var(--blue); font-weight: inherit; }
h2 { margin-bottom: 18px; font-size: clamp(34px, 4.2vw, 54px); line-height: 1.15; font-weight: 900; }
.lead { max-width: 580px; margin-bottom: 30px; color: #516277; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 12px; padding: 11px 22px; border-radius: 4px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { background: var(--blue); color: #fff; box-shadow: 0 10px 26px rgba(8,105,219,.24); }
.button.primary span { opacity: .78; font-size: 12px; letter-spacing: .04em; }
.button.ghost { border: 1px solid #9fb6cf; background: rgba(255,255,255,.66); color: var(--navy); }
.hero-facts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 0; padding: 18px 0 0; border-top: 1px solid #cbd8e5; }
.hero-facts div { padding-right: 12px; }
.hero-facts dt { color: var(--navy); font-weight: 900; font-size: 17px; }
.hero-facts dd { margin: 0; color: var(--muted); font-size: 12px; }
.hero-media { position: relative; min-width: 0; }
.hero-photo { position: relative; padding: 24px 0 0 24px; background: var(--blue); box-shadow: var(--shadow); }
.hero-photo::before { content: ""; position: absolute; left: 0; bottom: 0; width: 24px; height: 42%; background: var(--navy); }
.hero-photo img { width: 100%; height: auto; aspect-ratio: 1672 / 941; object-fit: cover; }
.photo-label { position: absolute; right: 0; bottom: 0; padding: 10px 16px; background: rgba(8,44,80,.94); color: #fff; font-size: 12px; font-weight: 750; }
.material-card { position: absolute; right: -18px; bottom: -72px; width: 242px; padding: 18px 20px; background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--kraft); box-shadow: var(--shadow); display: grid; }
.material-card span { color: var(--kraft); font-size: 11px; font-weight: 850; letter-spacing: .12em; }
.material-card strong { color: var(--navy); font-size: 17px; }
.material-card small { color: var(--muted); }

.trust-strip { position: relative; z-index: 2; border-block: 0; background: var(--navy); box-shadow: 0 -12px 35px rgba(8,44,80,.12); }
.trust-strip .shell { min-height: 68px; display: flex; align-items: center; justify-content: center; gap: 34px; color: #fff; font-size: 13px; font-weight: 750; letter-spacing: .06em; }
.trust-strip p { margin: 0; }
.trust-strip i { width: 6px; height: 6px; background: #d69a62; transform: rotate(45deg); }

.home-about { position: relative; overflow: hidden; background: #fff; }
.home-about::before { content: ""; position: absolute; right: -7vw; top: 40px; width: 34vw; height: 34vw; border: 1px solid rgba(8,105,219,.08); transform: rotate(45deg); pointer-events: none; }
.home-about-grid { display: grid; grid-template-columns: 1fr .92fr; gap: clamp(64px, 8vw, 120px); align-items: center; }
.home-about-media { position: relative; padding: 0 26px 26px 0; }
.home-about-media::before { content: ""; position: absolute; z-index: 0; right: 0; bottom: 0; width: 76%; height: 78%; background: var(--paper-deep); }
.home-about-media::after { content: "L × W × H"; position: absolute; z-index: 2; top: -14px; left: -14px; padding: 5px 11px; background: var(--kraft); color: #fff; font: 800 10px/1.5 "Arial Narrow", sans-serif; letter-spacing: .16em; }
.home-about-media img { position: relative; z-index: 1; width: 100%; min-height: 430px; object-fit: cover; box-shadow: 0 24px 70px rgba(8,44,80,.14); }
.home-year { position: absolute; z-index: 3; right: 0; bottom: 0; min-width: 184px; padding: 18px 22px; background: var(--navy); color: #fff; display: grid; }
.home-year strong { font: 900 32px/1 "Arial Narrow", sans-serif; letter-spacing: .04em; }
.home-year span { margin-top: 5px; color: #c6d8e9; font-size: 12px; }
.home-about-copy h2 strong { color: var(--blue); }
.home-about-copy > p:not(.eyebrow) { color: #536276; }
.text-link { display: inline-flex; align-items: center; gap: 18px; margin-top: 8px; color: var(--navy); font-weight: 850; }
.text-link span { color: var(--blue); font-size: 22px; transition: transform .2s ease; }
.text-link:hover span { transform: translateX(5px); }
.home-about-facts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 40px 0 0; padding-top: 20px; border-top: 1px solid var(--line); }
.home-about-facts div { padding-right: 12px; }
.home-about-facts dt { color: var(--navy); font-weight: 900; }
.home-about-facts dd { margin: 2px 0 0; color: var(--muted); font-size: 12px; }

.home-products { position: relative; overflow: hidden; border-block: 1px solid var(--line); background: linear-gradient(rgba(247,249,252,.94), rgba(247,249,252,.94)), linear-gradient(rgba(8,44,80,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(8,44,80,.05) 1px, transparent 1px); background-size: auto, 72px 72px, 72px 72px; }
.home-section-heading { display: grid; grid-template-columns: 1.1fr .72fr; gap: 9vw; align-items: end; margin-bottom: 44px; }
.home-section-heading h2 { margin: 0; }
.home-section-heading > p { margin: 0 0 6px; color: #536276; }
.home-product-grid { display: grid; grid-template-columns: 1.22fr 1fr; grid-template-rows: repeat(2, 250px); gap: 16px; }
.home-product-card { position: relative; min-width: 0; overflow: hidden; background: var(--navy); color: #fff; }
.home-product-card-large { grid-row: 1 / 3; }
.home-product-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease, opacity .35s ease; }
.home-product-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(4,29,54,.82), rgba(4,29,54,.08) 72%); }
.home-product-card-large::after { background: linear-gradient(0deg, rgba(4,29,54,.92), rgba(4,29,54,.04) 68%); }
.home-product-card > div { position: absolute; z-index: 1; left: 26px; bottom: 24px; max-width: calc(100% - 52px); }
.home-product-card span { color: #e1aa73; font-size: 11px; font-weight: 850; letter-spacing: .12em; }
.home-product-card h3 { margin: 5px 0 2px; font-size: 25px; }
.home-product-card p { margin: 0; color: #d7e5f2; font-size: 13px; }
.home-product-card:hover img { transform: scale(1.035); opacity: .9; }
.home-section-action { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 30px; padding-top: 24px; border-top: 1px solid #ccd8e4; color: var(--navy); font-weight: 800; }

.home-cases { position: relative; isolation: isolate; overflow: hidden; background: var(--navy); color: #fff; }
.home-cases::before { content: ""; position: absolute; z-index: -1; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 72px 72px; }
.home-cases::after { content: ""; position: absolute; z-index: -1; right: -12vw; top: -22vw; width: min(54vw, 800px); aspect-ratio: 1; border: 1px solid rgba(126,185,255,.18); box-shadow: 0 0 0 72px rgba(126,185,255,.035), 0 0 0 73px rgba(126,185,255,.11); transform: rotate(45deg); }
.inverse-heading h2 { color: #fff; }
.inverse-heading .eyebrow { color: #8dc2ff; }
.inverse-heading > p { color: #c6d8e9; }
.home-case-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 16px; }
.home-case-grid a { position: relative; min-height: 390px; overflow: hidden; background: #041d36; }
.home-case-grid img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease, opacity .35s ease; }
.home-case-grid a::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 46%, rgba(4,29,54,.94)); }
.home-case-grid span { position: absolute; z-index: 1; inset: auto 22px 20px; display: grid; }
.home-case-grid b { font-size: 19px; }
.home-case-grid small { color: #c6d8e9; }
.home-case-grid a:hover img { transform: scale(1.04); opacity: .86; }
.light-link { color: #fff; margin-top: 28px; }
.light-link span { color: #8dc2ff; }

.home-service { background: #fff; }
.home-service-steps { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 4px solid var(--blue); box-shadow: 0 24px 70px rgba(8,44,80,.08); }
.home-service-steps li { min-height: 230px; padding: 24px; border: 1px solid var(--line); border-top: 0; background: #fff; display: flex; flex-direction: column; justify-content: space-between; }
.home-service-steps span { color: var(--blue); font: 850 12px/1 "Arial Narrow", sans-serif; letter-spacing: .12em; }
.home-service-steps h3 { margin: 44px 0 8px; color: var(--navy); font-size: 20px; }
.home-service-steps p { margin: 0; color: var(--muted); font-size: 13px; }

.home-factory { min-height: 560px; display: grid; grid-template-columns: 1.18fr .82fr; background: #eaf1f8; }
.home-factory-photo { min-width: 0; overflow: hidden; }
.home-factory-photo img { width: 100%; height: 100%; object-fit: cover; }
.home-factory-copy { position: relative; overflow: hidden; padding: clamp(60px, 8vw, 120px); display: flex; flex-direction: column; justify-content: center; background: linear-gradient(135deg, #eaf1f8, #f8fafc); }
.home-factory-copy::after { content: ""; position: absolute; right: -160px; bottom: -160px; width: 320px; height: 320px; border: 42px solid rgba(8,105,219,.06); border-radius: 50%; }
.home-factory-copy h2 { position: relative; z-index: 1; }
.home-factory-copy > p:not(.eyebrow) { position: relative; z-index: 1; max-width: 460px; color: #536276; }
.home-factory-copy .button { position: relative; z-index: 1; align-self: flex-start; margin-top: 12px; }

.home-cta { position: relative; isolation: isolate; overflow: hidden; padding-block: 92px; color: #fff; background: #0a3b68; }
.home-cta::before { content: ""; position: absolute; z-index: -1; inset: 0; background: linear-gradient(90deg, rgba(183,121,63,.2), transparent 35%), linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: auto, 72px 72px, 72px 72px; }
.home-cta-grid { display: grid; grid-template-columns: 1fr .82fr; gap: 9vw; align-items: end; }
.home-cta .eyebrow { color: #e6b17d; }
.home-cta h2 { margin: 0; color: #fff; }
.home-cta-grid > div:last-child > p { color: #d3e1ee; }
.home-cta-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: stretch; margin-top: 24px; }
.home-phone { min-width: 210px; padding: 10px 16px; border: 1px solid rgba(255,255,255,.28); display: grid; }
.home-phone small { color: #aac4db; }
.home-phone strong { font-size: 17px; letter-spacing: .03em; }

.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: linear-gradient(112deg, #f1f6fb 0 48%, #dce9f7 48% 100%);
}
.page-hero::before {
  content: "";
  position: absolute;
  z-index: -2;
  inset: 16px 0 0;
  background-image:
    linear-gradient(rgba(8,44,80,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8,44,80,.06) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,.25), #000 60%, transparent 100%);
  mask-image: linear-gradient(90deg, rgba(0,0,0,.25), #000 60%, transparent 100%);
}
.page-hero::after {
  content: "";
  position: absolute;
  z-index: -1;
  right: -8vw;
  top: -52%;
  width: min(40vw, 620px);
  aspect-ratio: 1;
  border: 1px solid rgba(8,105,219,.18);
  box-shadow: 0 0 0 62px rgba(8,105,219,.06), 0 0 0 63px rgba(8,105,219,.13), 0 0 0 124px rgba(8,105,219,.035);
  transform: rotate(45deg);
}
.page-hero-grid { position: relative; z-index: 1; min-height: 390px; padding-block: 74px 82px; display: grid; grid-template-columns: 1.1fr .72fr; gap: 9vw; align-items: end; }
.page-hero-grid::after { content: "XINLIN · PACKAGING"; position: absolute; right: 0; bottom: 8px; color: rgba(255,255,255,.45); font: 900 clamp(42px, 5vw, 82px)/1 "Arial Narrow", sans-serif; letter-spacing: .08em; white-space: nowrap; -webkit-text-stroke: 1px rgba(8,105,219,.08); pointer-events: none; }
.page-hero h1 { margin: 0; font-size: clamp(44px, 5vw, 68px); }
.page-hero-grid > p { margin-bottom: 8px; color: #4d6075; font-size: 18px; }
.page-next { margin-top: 44px; padding-top: 26px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.page-next p { margin: 0; color: var(--navy); font-weight: 800; }
.factory-page { min-height: calc(100vh - 144px); padding-bottom: 96px; }
.factory-page .section-heading { padding-top: 72px; }
.factory-page h1 { color: #fff; }
.factory-page h1 strong { color: #7eb9ff; }
.inverse-next { border-color: rgba(255,255,255,.2); }
.inverse-next p { color: #fff; }
.contact-page { min-height: calc(100vh - 144px); display: flex; align-items: center; }
.contact-page h1 { color: var(--navy); }
.contact-page h1 strong { color: var(--blue); }

.section { padding-block: 108px; }
.products, .about { background: linear-gradient(rgba(255,255,255,.9), rgba(255,255,255,.9)), linear-gradient(rgba(8,44,80,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(8,44,80,.05) 1px, transparent 1px); background-size: auto, 72px 72px, 72px 72px; }
.section-heading { margin-bottom: 46px; }
.split-heading { display: grid; grid-template-columns: 1.05fr .7fr; gap: 10vw; align-items: end; }
.split-heading > p { margin-bottom: 5px; color: var(--muted); }
.service-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 16px; }
.service-card { position: relative; min-height: 300px; padding: 30px; overflow: hidden; border: 1px solid var(--line); border-top: 4px solid var(--blue); background: #fff; }
.service-card::after { content: ""; position: absolute; right: -40px; bottom: -40px; width: 120px; height: 120px; border: 18px solid var(--paper-deep); border-radius: 50%; }
.service-card.featured { background: var(--navy); border-color: var(--navy); color: #fff; }
.service-card.featured::after { border-color: rgba(255,255,255,.08); }
.service-index { display: block; margin-bottom: 64px; color: var(--blue); font-size: 11px; font-weight: 850; letter-spacing: .12em; }
.featured .service-index { color: #8dc2ff; }
.service-card h3 { margin-bottom: 12px; color: var(--navy); font-size: 25px; line-height: 1.25; }
.service-card.featured h3 { color: #fff; }
.service-card p { position: relative; z-index: 1; color: var(--muted); }
.service-card.featured p { color: #d8e7f6; }
.service-card ul { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 0; padding: 0; list-style: none; }
.service-card li { padding: 3px 9px; border: 1px solid rgba(255,255,255,.28); color: #fff; font-size: 12px; }

.carton-process {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(110deg, rgba(246,241,234,.98) 0 58%, rgba(232,239,247,.96) 58%),
    #f6f1ea;
}
.carton-process::before {
  content: "";
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(88,64,39,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(88,64,39,.055) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 92%);
  mask-image: linear-gradient(90deg, #000, transparent 92%);
}
.process-heading { display: grid; grid-template-columns: 1.15fr .75fr; gap: 9vw; align-items: end; margin-bottom: 50px; }
.process-heading h2 { margin-bottom: 0; }
.process-heading > p { margin-bottom: 7px; color: #536276; }
.manufacturing-flow { position: relative; margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(7, 1fr); border-block: 1px solid #c8d3df; background: rgba(255,255,255,.76); box-shadow: 0 24px 70px rgba(8,44,80,.08); }
.manufacturing-flow::before { content: ""; position: absolute; left: 7%; right: 7%; top: 34px; height: 2px; background: linear-gradient(90deg, var(--kraft), var(--blue)); }
.manufacturing-flow li { position: relative; min-width: 0; padding: 22px 16px 24px; border-right: 1px solid #d6e0eb; }
.manufacturing-flow li:last-child { border-right: 0; }
.manufacturing-flow span { position: relative; z-index: 1; width: 25px; height: 25px; margin-bottom: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--navy); color: #fff; font: 800 9px/1 "Arial Narrow", sans-serif; box-shadow: 0 0 0 6px rgba(255,255,255,.94); }
.manufacturing-flow b { display: block; margin-bottom: 8px; color: var(--navy); font-size: 16px; }
.manufacturing-flow p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }

.cases { background-color: var(--paper); background-image: linear-gradient(rgba(8,44,80,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(8,44,80,.045) 1px, transparent 1px); background-size: 72px 72px; }
.case-grid { display: grid; grid-template-columns: 1.35fr 1fr 1fr; gap: 14px; }
.case-card { position: relative; min-width: 0; margin: 0; overflow: hidden; background: var(--navy); }
.case-wide { grid-row: span 2; }
.case-card img { width: 100%; height: 100%; min-height: 245px; aspect-ratio: 1.18; object-fit: cover; transition: transform .45s ease, opacity .35s ease; }
.case-wide img { min-height: 504px; }
.case-card figcaption { position: absolute; inset: auto 0 0; padding: 50px 18px 16px; color: #fff; background: linear-gradient(transparent, rgba(4,29,54,.92)); display: grid; }
.case-card figcaption b { font-size: 16px; }
.case-card figcaption span { color: #d3e1ef; font-size: 12px; }
.case-card:hover img { transform: scale(1.035); opacity: .88; }

.factory { position: relative; isolation: isolate; overflow: hidden; padding-bottom: 112px; background: var(--navy); color: #fff; }
.factory::before { content: ""; position: absolute; z-index: -2; inset: 0; background-image: linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px); background-size: 72px 72px; }
.factory::after { content: ""; position: absolute; z-index: -1; right: -14vw; top: -28vw; width: min(62vw, 980px); aspect-ratio: 1; border: 1px solid rgba(126,185,255,.2); box-shadow: 0 0 0 90px rgba(126,185,255,.035), 0 0 0 91px rgba(126,185,255,.11), 0 0 0 180px rgba(126,185,255,.025); transform: rotate(45deg); }
.factory .shell { position: relative; z-index: 1; padding-top: 104px; }
.inverse h2 { color: #fff; }
.inverse .eyebrow { color: #8dc2ff; }
.inverse > p { color: #c7d8e8; }
.equipment-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.equipment-grid article { border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.04); }
.equipment-grid img { width: 100%; aspect-ratio: 1.35; object-fit: cover; }
.equipment-grid article > div { padding: 24px; }
.equipment-grid span { color: #7eb9ff; font: 800 12px/1 "Arial Narrow", sans-serif; letter-spacing: .12em; }
.equipment-grid h3 { margin: 10px 0 6px; font-size: 22px; }
.equipment-grid p { margin-bottom: 0; color: #c8d9e9; font-size: 14px; }

.company-intro { position: relative; overflow: hidden; background: #fff; }
.company-intro::after { content: ""; position: absolute; right: -120px; top: 80px; width: 360px; height: 360px; border: 46px solid rgba(8,105,219,.045); border-radius: 50%; pointer-events: none; }
.company-intro-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .72fr 1.28fr; gap: 10vw; align-items: start; }
.company-intro .section-heading { margin: 0; }
.company-mark { display: inline-grid; margin-top: 44px; padding: 16px 22px; border-left: 5px solid var(--kraft); background: var(--paper); }
.company-mark strong { color: var(--navy); font: 900 32px/1 "Arial Narrow", sans-serif; }
.company-mark span { color: var(--muted); font-size: 12px; }
.company-profile { max-width: 740px; color: #465b71; font-size: 18px; line-height: 2; white-space: pre-line; }
.company-principles { padding-block: 0 108px; background: #fff; }
.company-principle-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 4px solid var(--blue); box-shadow: 0 24px 70px rgba(8,44,80,.08); }
.company-principle-grid article { min-height: 218px; padding: 24px; border: 1px solid var(--line); border-top: 0; background: #fff; }
.company-principle-grid span { color: var(--blue); font: 850 11px/1 "Arial Narrow", sans-serif; letter-spacing: .12em; }
.company-principle-grid h3 { margin: 42px 0 8px; color: var(--navy); font-size: 20px; }
.company-principle-grid p { margin: 0; color: var(--muted); font-size: 13px; }
.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10vw; }
.about-lead { margin-bottom: 42px; color: #4d6075; font-size: 20px; line-height: 1.85; }
.process { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 3px solid var(--blue); }
.process div { min-height: 126px; padding: 18px 14px; border: 1px solid var(--line); border-top: 0; display: flex; flex-direction: column; justify-content: space-between; }
.process span { color: var(--blue); font-size: 12px; font-weight: 850; }
.process b { color: var(--navy); }

.contact { position: relative; isolation: isolate; overflow: hidden; padding-block: 88px; color: var(--ink); background: linear-gradient(112deg, #f7f3ed 0 47%, #eaf1f8 47% 100%); }
.contact::before { content: ""; position: absolute; z-index: -2; inset: 0; background-image: linear-gradient(rgba(8,44,80,.055) 1px, transparent 1px), linear-gradient(90deg, rgba(8,44,80,.055) 1px, transparent 1px); background-size: 72px 72px; -webkit-mask-image: linear-gradient(90deg, rgba(0,0,0,.55), #000 70%, transparent); mask-image: linear-gradient(90deg, rgba(0,0,0,.55), #000 70%, transparent); }
.contact::after { content: ""; position: absolute; z-index: -1; left: -14vw; bottom: -34vw; width: min(58vw, 840px); aspect-ratio: 1; border: 1px solid rgba(183,121,63,.2); box-shadow: 0 0 0 72px rgba(183,121,63,.035), 0 0 0 73px rgba(183,121,63,.12), 0 0 0 144px rgba(8,105,219,.025); transform: rotate(45deg); }
.contact-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(48px, 7vw, 92px); align-items: start; }
.contact .eyebrow { color: #875124; }
.contact h2 { color: var(--navy); }
.contact-copy { padding-top: 14px; }
.contact-copy > p:not(.eyebrow):not(.address) { max-width: 570px; color: #536276; }
.contact-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-block: 30px; }
.contact-links a { padding: 16px; border: 1px solid #c9d5e1; background: rgba(255,255,255,.72); }
.contact-links small { display: block; color: var(--muted); }
.contact-links strong { display: block; font-size: 20px; letter-spacing: .02em; }
.address { margin-bottom: 30px; color: var(--navy); font-weight: 700; }
.quote-card { position: relative; padding: 20px; background: rgba(255,255,255,.86); color: var(--ink); border: 1px solid #d2dce6; box-shadow: 0 20px 52px rgba(8,44,80,.1); display: grid; grid-template-columns: 86px 1fr; gap: 16px; align-items: center; }
.quote-card::before { content: ""; position: absolute; inset: 0; border-top: 6px solid var(--kraft); pointer-events: none; }
.quote-card img { width: 86px; aspect-ratio: 1; object-fit: cover; }
.quote-card span { color: #885022; font-size: 12px; font-weight: 850; }
.quote-card h3 { margin: 3px 0; color: var(--navy); font-size: 18px; }
.quote-card p { margin-bottom: 0; color: var(--muted); font-size: 13px; }
.copy-template { grid-column: 1 / -1; min-height: 46px; border: 0; border-radius: 3px; background: var(--navy); color: #fff; font-weight: 800; cursor: pointer; }
.copy-status { grid-column: 1 / -1; min-height: 20px; margin: -8px 0 0 !important; text-align: center; }
.inquiry-form { padding: clamp(26px, 4vw, 46px); border-top: 6px solid var(--blue); background: #fff; box-shadow: 0 28px 80px rgba(8,44,80,.16); }
.form-heading { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 4px 28px; margin-bottom: 28px; }
.form-heading > p { grid-column: 1 / -1; margin: 0; color: var(--blue-dark); font-size: 12px; font-weight: 850; letter-spacing: .12em; }
.form-heading h2 { margin: 0; font-size: clamp(30px, 3vw, 42px); }
.form-heading span { margin-bottom: 6px; color: var(--muted); font-size: 12px; }
.inquiry-form i { color: #b24e2c; font-style: normal; }
.inquiry-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; }
.inquiry-fields label { display: grid; gap: 6px; color: #40546a; font-size: 13px; font-weight: 750; }
.inquiry-fields .field-wide { grid-column: 1 / -1; }
.inquiry-fields input, .inquiry-fields select, .inquiry-fields textarea { width: 100%; border: 1px solid #c5d1de; border-radius: 3px; padding: 11px 12px; background: #fbfcfe; color: var(--ink); transition: border-color .2s ease, box-shadow .2s ease; }
.inquiry-fields input:focus, .inquiry-fields select:focus, .inquiry-fields textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(8,105,219,.1); outline: 0; }
.inquiry-fields textarea { resize: vertical; min-height: 112px; }
.website-field { position: absolute !important; left: -10000px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.inquiry-submit { width: 100%; min-height: 52px; margin-top: 22px; border: 0; border-radius: 3px; background: var(--blue); color: #fff; font-weight: 850; cursor: pointer; box-shadow: 0 12px 26px rgba(8,105,219,.22); }
.inquiry-submit:disabled { opacity: .65; cursor: wait; }
.inquiry-status { min-height: 24px; margin: 12px 0 0; color: var(--muted); font-size: 13px; text-align: center; }
.inquiry-status.success { color: #157347; font-weight: 750; }
.inquiry-status.error { color: #b42318; font-weight: 750; }

.footer { padding-block: 22px; background: #061f39; color: #a9bed2; font-size: 13px; }
.footer .shell { display: flex; justify-content: space-between; gap: 20px; }
.footer p { margin: 0; }
.footer a { color: #fff; }
.mobile-actions { display: none; }

@media (max-width: 940px) {
  .hero-grid { grid-template-columns: 1fr; padding-top: 54px; }
  body[data-page="home"] .hero-grid { width: var(--shell); min-height: auto; grid-template-columns: 1fr; gap: 52px; padding-block: 64px 100px; }
  body[data-page="home"] h1 { font-size: clamp(52px, 8vw, 68px); }
  .hero-copy { max-width: 720px; }
  .hero-copy::before { inset: -28px -22px -24px -28px; }
  .hero-media { width: min(720px, 100%); }
  .material-card { right: 16px; }
  .home-about-grid { grid-template-columns: 1fr; gap: 56px; }
  .home-about-media { width: min(760px, 100%); }
  .home-section-heading, .home-cta-grid { grid-template-columns: 1fr; gap: 18px; }
  .home-product-grid { grid-template-columns: 1fr 1fr; grid-template-rows: 390px 280px; }
  .home-product-card-large { grid-row: auto; grid-column: 1 / -1; }
  .home-case-grid { grid-template-columns: 1fr 1fr; }
  .home-case-grid a:first-child { grid-column: 1 / -1; }
  .home-service-steps { grid-template-columns: 1fr 1fr; }
  .home-factory { grid-template-columns: 1fr; }
  .home-factory-photo { min-height: 440px; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .service-card.featured { grid-column: 1 / -1; }
  .process-heading { grid-template-columns: 1fr; gap: 18px; }
  .manufacturing-flow { grid-template-columns: repeat(2, 1fr); }
  .manufacturing-flow::before { display: none; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .case-wide { grid-row: auto; grid-column: 1 / -1; }
  .case-wide img { min-height: 360px; aspect-ratio: 1.8; }
  .equipment-grid { grid-template-columns: 1fr 1fr; }
  .equipment-grid article { display: block; }
  .company-intro-grid { grid-template-columns: 1fr; gap: 46px; }
  .company-principle-grid { grid-template-columns: 1fr 1fr; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 44px; }
  .quote-card { width: min(560px, 100%); }
  .page-hero-grid { grid-template-columns: 1fr; gap: 24px; }
}

@media (min-width: 941px) and (max-width: 1180px) {
  body[data-page="home"] .hero-grid {
    grid-template-columns: minmax(330px, .8fr) minmax(0, 1.2fr);
    gap: 44px;
  }
  body[data-page="home"] h1 { font-size: clamp(44px, 4.6vw, 56px); }
  body[data-page="home"] .hero-photo img { min-height: 360px; }
}

@media (max-width: 760px) {
  :root { --shell: min(100% - 36px, 620px); }
  body { padding-bottom: 62px; }
  .nav { min-height: 66px; }
  .brand-logo { width: 210px; height: 46px; background-position: -28px -46px; background-size: 250px 138px; }
  .menu-toggle { width: 46px; height: 46px; display: grid; place-content: center; gap: 5px; cursor: pointer; }
  .menu-toggle span { display: block; width: 23px; height: 2px; background: var(--navy); transition: transform .2s ease, opacity .2s ease; }
  .menu-toggle em { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-links { position: fixed; inset: 66px 0 auto; display: grid; gap: 0; padding: 10px 18px 24px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 18px 40px rgba(8,44,80,.12); transform: translateY(-130%); opacity: 0; visibility: hidden; transition: transform .25s ease, opacity .2s ease, visibility .2s; }
  .nav-links.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-links a { padding: 13px 8px; border-bottom: 1px solid var(--line); }
  .nav-links .nav-contact { margin-top: 10px; text-align: center; border: 0; background: var(--blue); color: #fff; }
  .hero-grid { min-height: auto; padding-block: 44px 90px; gap: 42px; }
  body[data-page="home"] .hero-grid { padding-block: 50px 88px; gap: 42px; }
  body[data-page="home"] h1 { font-size: clamp(40px, 12vw, 56px); }
  body[data-page="home"] .hero-grid::after { display: none; }
  .hero-copy::before { inset: -18px -10px -20px -14px; border-left-width: 4px; }
  .hero-copy::after { display: none; }
  .page-hero-grid { min-height: auto; padding-block: 48px 58px; }
  .page-hero-grid::after { display: none; }
  h1 { font-size: clamp(40px, 12vw, 56px); }
  h2 { font-size: clamp(32px, 9vw, 44px); }
  .lead { font-size: 16px; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-facts { gap: 8px; }
  .hero-facts dt { font-size: 15px; }
  .hero-photo { padding: 14px 0 0 14px; }
  .hero-photo::before { width: 14px; }
  .material-card { right: 10px; bottom: -54px; width: min(250px, calc(100% - 20px)); padding: 14px 16px; }
  .trust-strip .shell { min-height: 58px; justify-content: flex-start; gap: 16px; overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
  .section { padding-block: 78px; }
  .home-about-media { padding: 0 16px 16px 0; }
  .home-about-media img { min-height: 310px; }
  .home-year { min-width: 154px; padding: 14px 17px; }
  .home-year strong { font-size: 27px; }
  .home-about-facts { grid-template-columns: 1fr 1fr; gap: 14px 0; }
  .home-about-facts div:last-child { grid-column: 1 / -1; }
  .home-section-heading { margin-bottom: 30px; }
  .home-product-grid { grid-template-columns: 1fr; grid-template-rows: 330px 250px 250px; }
  .home-product-card-large { grid-column: auto; }
  .home-section-action { align-items: stretch; flex-direction: column; }
  .home-case-grid { grid-template-columns: 1fr; }
  .home-case-grid a:first-child { grid-column: auto; }
  .home-case-grid a { min-height: 310px; }
  .home-service-steps { grid-template-columns: 1fr; }
  .home-service-steps li { min-height: 170px; }
  .home-service-steps h3 { margin-top: 28px; }
  .home-factory { min-height: auto; }
  .home-factory-photo { min-height: 330px; }
  .home-factory-copy { padding: 70px 24px; }
  .home-factory-copy .button { width: 100%; }
  .home-cta { padding-block: 74px; }
  .home-cta-actions { display: grid; }
  .home-phone { min-width: 0; }
  .page-next { align-items: stretch; flex-direction: column; }
  .split-heading { grid-template-columns: 1fr; gap: 12px; }
  .section-heading { margin-bottom: 32px; }
  .service-grid, .case-grid { grid-template-columns: 1fr; }
  .service-card.featured, .case-wide { grid-column: auto; }
  .service-card { min-height: 250px; }
  .service-index { margin-bottom: 42px; }
  .manufacturing-flow { grid-template-columns: 1fr; }
  .manufacturing-flow li { min-height: 114px; display: grid; grid-template-columns: 32px 1fr; gap: 12px; align-items: start; }
  .manufacturing-flow span { margin: 1px 0 0; }
  .case-card img, .case-wide img { min-height: 260px; aspect-ratio: 1.2; }
  .factory { padding-bottom: 78px; }
  .factory .shell { padding-top: 76px; }
  .equipment-grid { grid-template-columns: 1fr; }
  .company-profile { font-size: 16px; line-height: 1.9; }
  .company-principles { padding-bottom: 78px; }
  .company-principle-grid { grid-template-columns: 1fr; }
  .company-principle-grid article { min-height: 166px; }
  .company-principle-grid h3 { margin-top: 28px; }
  .process { grid-template-columns: 1fr 1fr; }
  .contact { padding-block: 78px; }
  .form-heading { grid-template-columns: 1fr; }
  .form-heading span { margin: 0; }
  .inquiry-fields { grid-template-columns: 1fr; }
  .inquiry-fields .field-wide { grid-column: auto; }
  .contact-links { grid-template-columns: 1fr; }
  .quote-card { grid-template-columns: 96px 1fr; padding: 22px; }
  .quote-card img { width: 96px; }
  .footer { padding-bottom: 24px; }
  .mobile-actions { position: fixed; inset: auto 0 0; z-index: 30; height: 62px; display: grid; grid-template-columns: 1fr 1fr; background: #fff; box-shadow: 0 -8px 28px rgba(8,44,80,.14); }
  .mobile-actions a { display: grid; place-items: center; font-weight: 850; color: var(--navy); }
  .mobile-actions a:last-child { background: var(--blue); color: #fff; }
}

@media (max-width: 420px) {
  .brand-logo { width: 196px; height: 43px; background-position: -26px -43px; background-size: 234px 129px; }
  .hero-facts { grid-template-columns: 1fr 1fr; }
  .hero-facts div:last-child { display: none; }
  .quote-card { grid-template-columns: 80px 1fr; padding: 18px; gap: 13px; }
  .quote-card img { width: 80px; }
  .quote-card h3 { font-size: 17px; }
  .footer .shell { display: grid; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
}
.form-fallback-message {
  display: none;
  margin: 12px 0 0;
  padding: 12px 14px;
  border: 1px solid currentColor;
  background: #fff;
  font-weight: 700;
}

.form-fallback-message:target {
  display: block;
}

.form-fallback-success,
.form-noscript-note {
  color: #17603a;
}

.form-fallback-error {
  color: #9c2f24;
}

.form-noscript-note {
  margin: 12px 0 0;
  font-size: 0.9rem;
}