:root {
  --ink: #102033;
  --ink-soft: #5d6e80;
  --paper: #f4f7fa;
  --surface: #ffffff;
  --line: #d8e1e9;
  --navy: #071624;
  --navy-2: #0c263d;
  --blue: #0b5fbd;
  --blue-bright: #56c5ff;
  --orange: #f47b20;
  --white: #ffffff;
  --max: 1280px;
  --radius: 22px;
  --shadow: 0 24px 70px rgba(8, 29, 50, .14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans KR", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body, header, section, article, div, a, button, input, select, textarea { transition: background-color .25s ease, border-color .25s ease, color .25s ease, box-shadow .25s ease; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img, svg { display: block; max-width: 100%; }
figure, h1, h2, h3, p, dl, dd { margin: 0; }
button { cursor: pointer; }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 999;
  transform: translateY(-160%);
  padding: 10px 14px;
  border-radius: 8px;
  color: #071624;
  background: #fff;
}
.skip-link:focus { transform: translateY(0); }

.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.section { padding: 112px 0; }
.eyebrow {
  margin-bottom: 18px;
  color: var(--blue);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr);
  align-items: end;
  gap: 64px;
  margin-bottom: 50px;
}
.section-head h2, .about-copy h2, .factory-copy h2, .global-panel h2, .contact-copy h2 {
  max-width: 850px;
  color: var(--ink);
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.08;
  letter-spacing: -.045em;
}
.section-head > p, .section-lead { color: var(--ink-soft); font-size: 1.05rem; line-height: 1.8; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  border-bottom: 1px solid rgba(255,255,255,.1);
  color: #fff;
  background: rgba(7, 22, 36, .93);
  backdrop-filter: blur(16px);
}
.nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 13px; min-width: 285px; }
.brand-logo {
  width: 54px;
  height: 38px;
  overflow: hidden;
  flex: 0 0 auto;
  border-radius: 8px;
  background: #fff;
}
.brand-logo img { width: 104px; max-width: none; height: 38px; object-fit: contain; object-position: left center; }
.brand-copy { display: grid; line-height: 1.1; }
.brand-copy strong { font-size: .92rem; letter-spacing: .075em; }
.brand-copy span { margin-top: 6px; color: #a9bdd0; font-size: .64rem; letter-spacing: .15em; }
.site-nav { display: flex; align-items: center; justify-content: flex-end; gap: 25px; font-size: .9rem; font-weight: 650; }
.site-nav > a:not(.nav-cta) { color: #d4e0e9; }
.site-nav > a:not(.nav-cta):hover { color: #fff; }
.language-switch { display: flex; align-items: center; padding: 3px; border: 1px solid rgba(255,255,255,.22); border-radius: 999px; }
.language-switch a { padding: 5px 8px; border-radius: 999px; color: #afc0cf; font-size: .72rem; }
.language-switch a[aria-current="page"] { color: #071624; background: #fff; }
.nav-cta { padding: 11px 17px; border-radius: 999px; color: #071624; background: #fff; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 1px solid rgba(255,255,255,.22); border-radius: 10px; background: transparent; }
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after { content: ""; display: block; width: 20px; height: 2px; margin: auto; background: currentColor; }
.menu-toggle span::before { transform: translateY(-6px); }
.menu-toggle span::after { transform: translateY(4px); }

.hero {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 82% 24%, rgba(31,134,208,.27), transparent 32%),
    linear-gradient(135deg, #06131f 0%, #09233a 62%, #0b2e4e 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .22;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to left, #000, transparent 72%);
}
.hero-inner { position: relative; z-index: 1; min-height: 720px; padding: 78px 0 82px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(520px, .98fr); align-items: center; gap: 66px; }
.hero-copy { position: relative; z-index: 3; }
.hero .eyebrow { color: #7bd8ff; }
.hero h1 { max-width: 760px; font-size: clamp(3.4rem, 6vw, 6.1rem); line-height: .98; letter-spacing: -.065em; }
.hero h1 em { color: #73d5ff; font-style: normal; }
.hero-lead { max-width: 690px; margin-top: 28px; color: #c4d4df; font-size: 1.12rem; line-height: 1.82; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 50px; display: inline-flex; align-items: center; justify-content: center; gap: 18px; padding: 0 22px; border: 1px solid transparent; border-radius: 999px; font-weight: 780; }
.button-primary { border: 0; color: #071624; background: linear-gradient(135deg, #fff 0%, #9ee7ff 100%); box-shadow: 0 14px 30px rgba(40,167,226,.22); }
.button-primary:hover { transform: translateY(-2px); }
.button-ghost { border-color: rgba(255,255,255,.35); color: #fff; background: rgba(255,255,255,.05); }
.hero-media { position: relative; height: 560px; overflow: hidden; border: 1px solid rgba(255,255,255,.2); border-radius: 30px; background: #183248; box-shadow: 0 38px 100px rgba(0,0,0,.35); }
.hero-media > img { width: 100%; height: 100%; object-fit: cover; }
.hero-media::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(to top, rgba(4,16,27,.72), transparent 50%); }
.hero-media figcaption { position: absolute; left: 24px; bottom: 22px; z-index: 2; font-size: .73rem; font-weight: 800; letter-spacing: .12em; }
.hero-data { position: absolute; top: 22px; right: 22px; z-index: 3; width: 290px; padding: 20px; border: 1px solid rgba(255,255,255,.28); border-radius: 18px; background: rgba(4,22,38,.75); backdrop-filter: blur(14px); }
.hero-data > small { color: #83dcff; font-size: .68rem; font-weight: 800; letter-spacing: .14em; }
.hero-data > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 16px 0; }
.hero-data > div div { min-width: 0; }
.hero-data strong, .hero-data span { display: block; }
.hero-data strong { font-size: .92rem; white-space: nowrap; }
.hero-data span { margin-top: 4px; color: #b9cbd8; font-size: .66rem; line-height: 1.35; }
.hero-data p { color: #89a0b0; font-size: .68rem; }

.proof-strip { position: relative; z-index: 4; color: #fff; background: #0a263d; border-top: 1px solid rgba(255,255,255,.08); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid > div { min-height: 118px; display: grid; align-content: center; padding: 24px 28px; border-left: 1px solid rgba(255,255,255,.1); }
.proof-grid > div:last-child { border-right: 1px solid rgba(255,255,255,.1); }
.proof-grid strong, .proof-grid span { display: block; }
.proof-grid strong { font-size: 1.02rem; }
.proof-grid span { margin-top: 5px; color: #9fb6c7; font-size: .78rem; }

.products-section { background: #f4f7fa; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product-card { position: relative; overflow: hidden; border: 1px solid #d7e0e8; border-radius: var(--radius); background: #fff; box-shadow: 0 14px 40px rgba(9,31,52,.07); }
.product-card::before { content: attr(data-product-index); position: absolute; top: 15px; right: 17px; z-index: 5; color: #fff; font-size: .68rem; font-weight: 800; letter-spacing: .12em; }
.product-media { position: relative; height: 250px; overflow: hidden; background: #dce6ee; }
.product-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(4,17,28,.62), transparent 60%); }
.product-media > img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.product-card:hover .product-media > img:first-child { transform: scale(1.035); }
.product-gallery { width: 100%; height: 100%; display: grid; grid-template-columns: minmax(0, 1.75fr) minmax(88px, .75fr); grid-template-rows: repeat(3, 1fr); gap: 3px; background: #e8edf1; }
.product-gallery > img { width: 100%; height: 100%; min-width: 0; min-height: 0; object-fit: cover; transition: transform .45s ease; }
.product-gallery > img:first-child { grid-row: 1 / -1; object-fit: contain; background: #fff; }
.product-card:hover .product-gallery > img:first-child { transform: scale(1.025); }
.product-image-secondary { position: absolute; right: 14px; bottom: 14px; z-index: 2; width: 35% !important; height: 38% !important; border: 3px solid #fff; border-radius: 12px; box-shadow: 0 8px 25px rgba(0,0,0,.25); }
.product-code { position: absolute; left: 18px; bottom: 16px; z-index: 3; color: #fff; font-size: .72rem; font-weight: 850; letter-spacing: .13em; }
.product-content { padding: 25px 25px 27px; }
.product-content h3 { font-size: 1.35rem; line-height: 1.25; letter-spacing: -.025em; }
.product-content > p { min-height: 102px; margin-top: 13px; color: #617183; font-size: .91rem; line-height: 1.72; }
.product-content details { margin-top: 18px; border-top: 1px solid #e4eaf0; border-bottom: 1px solid #e4eaf0; }
.product-content summary { padding: 12px 0; list-style: none; cursor: pointer; color: #0b5fbd; font-size: .79rem; font-weight: 800; }
.product-content summary::after { content: "+"; float: right; }
.product-content details[open] summary::after { content: "−"; }
.mini-specs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 4px 0 16px; }
.mini-specs div { min-width: 0; }
.mini-specs dt { color: #8391a0; font-size: .68rem; }
.mini-specs dd { margin-top: 2px; font-size: .8rem; font-weight: 750; line-height: 1.35; }
.product-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 17px; }
.product-tags span { padding: 5px 8px; border-radius: 999px; color: #486172; background: #edf3f7; font-size: .68rem; }

.technical-section { background: #fff; }
.table-shell { overflow-x: auto; border: 1px solid #cfd9e2; border-radius: 18px; box-shadow: 0 14px 40px rgba(9,31,52,.06); }
table { width: 100%; min-width: 900px; border-collapse: collapse; }
th, td { padding: 17px 18px; border-right: 1px solid #d9e2ea; border-bottom: 1px solid #d9e2ea; text-align: left; vertical-align: top; }
thead th { color: #d9ecfb; background: #0a2942; font-size: .76rem; letter-spacing: .04em; }
tbody th { color: #103451; background: #edf4f8; font-size: .84rem; }
tbody td { color: #536679; font-size: .82rem; }
tr:last-child th, tr:last-child td { border-bottom: 0; }
th:last-child, td:last-child { border-right: 0; }
.technical-note, .patent-note { margin-top: 18px; color: #6d7c8c; font-size: .78rem; }

.about-section { background: #edf3f7; }
.about-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(460px, .9fr); gap: 72px; align-items: center; }
.about-copy h2 { max-width: 760px; }
.about-prose { display: grid; gap: 16px; margin-top: 28px; }
.about-prose p { color: var(--ink-soft); font-size: 1rem; line-height: 1.85; }
.about-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 34px; }
.about-metrics div { min-width: 0; padding: 18px 16px; border: 1px solid #cfdce6; border-radius: 14px; background: rgba(255,255,255,.72); }
.about-metrics strong { display: block; color: #0a3557; font-size: 1.18rem; line-height: 1.2; }
.about-metrics span { display: block; margin-top: 7px; color: #64788a; font-size: .72rem; line-height: 1.35; }
.about-note { margin-top: 14px; color: #788a99; font-size: .72rem; }
.about-media { position: relative; overflow: hidden; border: 1px solid #ccd9e3; border-radius: 26px; background: #05080a; box-shadow: var(--shadow); }
.about-media img { width: 100%; aspect-ratio: 1 / 1.04; object-fit: cover; }
.about-media figcaption { position: absolute; right: 18px; bottom: 16px; left: 18px; padding: 10px 12px; border: 1px solid rgba(255,255,255,.16); border-radius: 10px; color: #fff; background: rgba(4,15,24,.82); backdrop-filter: blur(8px); font-size: .72rem; font-weight: 750; letter-spacing: .04em; }

.factory-section { color: #fff; background: #071624; }
.factory-layout { display: grid; grid-template-columns: minmax(0, 1.03fr) minmax(0, .97fr); gap: 70px; align-items: center; }
.factory-media { position: relative; min-height: 680px; overflow: hidden; border-radius: 28px; background: #1f3343; }
.factory-media img { width: 100%; height: 680px; object-fit: cover; }
.factory-media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(4,16,27,.78), transparent 45%); }
.factory-media figcaption { position: absolute; z-index: 2; left: 24px; bottom: 22px; font-size: .78rem; font-weight: 800; letter-spacing: .1em; }
.factory-copy .eyebrow { color: #71d2ff; }
.factory-copy h2 { color: #fff; }
.factory-copy > p { margin-top: 22px; color: #aabfce; }
.process-list { margin-top: 36px; }
.process-list article { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.14); }
.process-list article:last-child { border-bottom: 1px solid rgba(255,255,255,.14); }
.process-list article > span { color: #69d0ff; font-size: .78rem; font-weight: 900; }
.process-list h3 { font-size: 1rem; }
.process-list p { margin-top: 5px; color: #9fb3c1; font-size: .86rem; }

.patents-section { background: #f4f7fa; }
.patent-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.patent-card { display: grid; grid-template-columns: 190px 1fr; gap: 28px; align-items: center; padding: 22px; border: 1px solid #d6e0e8; border-radius: 22px; background: #fff; }
.patent-image { position: relative; height: 245px; overflow: hidden; padding: 0; border: 0; border-radius: 12px; background: #eef2f5; }
.patent-image img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.patent-image span { position: absolute; left: 8px; right: 8px; bottom: 8px; padding: 8px; border-radius: 8px; color: #fff; background: rgba(7,22,36,.82); font-size: .7rem; font-weight: 800; }
.patent-type { color: #0b5fbd; font-size: .7rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.patent-card h3 { margin-top: 12px; font-size: 1.28rem; line-height: 1.35; }
.patent-card strong { display: block; margin-top: 20px; color: #223c52; font-size: .86rem; }
.patent-card small { display: block; margin-top: 5px; color: #748391; }

.documents-section { background: #fff; }
.document-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 18px; }
.document-card { position: relative; grid-column: span 4; min-width: 0; min-height: 355px; display: flex; flex-direction: column; overflow: hidden; padding: 26px; border: 1px solid #d4dee7; border-radius: 20px; background: linear-gradient(145deg, #fff 0%, #f7fafc 100%); box-shadow: 0 14px 38px rgba(9,31,52,.055); }
.document-card:nth-child(n+4) { grid-column: span 3; }
.document-card::after { content: attr(data-document-index); position: absolute; top: 18px; right: 20px; color: #b9c6d1; font-size: .68rem; font-weight: 850; letter-spacing: .13em; }
.document-card-head { display: flex; align-items: center; gap: 12px; padding-right: 36px; }
.document-card-head p { color: #0b5fbd; font-size: .68rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.document-icon { display: inline-grid; place-items: center; width: 42px; height: 42px; flex: 0 0 auto; border-radius: 10px; color: #fff; background: #0b5fbd; font-size: .62rem; font-weight: 900; letter-spacing: .05em; }
.document-card h3 { margin-top: 22px; color: #17334b; font-size: 1.22rem; line-height: 1.34; letter-spacing: -.02em; }
.document-description { margin-top: 12px; color: #617183; font-size: .84rem; line-height: 1.7; }
.document-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.document-meta span { padding: 5px 8px; border-radius: 999px; color: #536b7c; background: #eaf1f6; font-size: .64rem; font-weight: 700; }
.document-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 24px; }
.document-button { min-height: 39px; display: inline-flex; align-items: center; justify-content: space-between; gap: 14px; padding: 9px 11px 9px 13px; border: 1px solid #c8d6e1; border-radius: 10px; color: #123c5e; background: #fff; font-size: .7rem; font-weight: 820; transition: border-color .2s ease, color .2s ease, transform .2s ease; }
.document-button b { color: #0b5fbd; font-size: .84rem; }
.document-button:hover { transform: translateY(-1px); border-color: #0b5fbd; color: #0b5fbd; }
.document-note { margin-top: 20px; color: #6d7c8c; font-size: .76rem; line-height: 1.65; }

.global-section { padding: 0 0 112px; background: #f4f7fa; }
.global-panel { position: relative; overflow: hidden; display: grid; grid-template-columns: 1.18fr .82fr; gap: 70px; align-items: center; padding: 70px; border-radius: 28px; color: #fff; background: linear-gradient(135deg, #0b2a43, #0b5a91); }
.global-panel::after { content: "ZW"; position: absolute; right: -30px; bottom: -120px; opacity: .06; font-size: 22rem; font-weight: 900; line-height: 1; }
.global-panel .eyebrow { color: #76d7ff; }
.global-panel h2 { color: #fff; }
.global-panel p:not(.eyebrow) { max-width: 720px; margin-top: 22px; color: #c4d6e2; }
.global-points { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.global-points span { padding: 13px 14px; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; background: rgba(255,255,255,.07); font-size: .8rem; }

.contact-section { background: #fff; }
.contact-layout { display: grid; grid-template-columns: minmax(0, .85fr) minmax(540px, 1.15fr); gap: 70px; align-items: start; }
.contact-copy .section-lead { margin-top: 22px; }
.contact-list { display: grid; gap: 0; margin-top: 40px; border-top: 1px solid #d9e1e8; }
.contact-list > div { display: grid; grid-template-columns: 150px 1fr; gap: 15px; padding: 18px 0; border-bottom: 1px solid #d9e1e8; }
.contact-list small { color: #71808d; }
.contact-list a, .contact-list span { font-weight: 720; }
.contact-channels { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.contact-channels .whatsapp-link { padding: 6px 10px; border: 1px solid #b9cbd8; border-radius: 999px; color: #0b5fbd; font-size: .72rem; }
.contact-channels .whatsapp-link:hover { border-color: #0b5fbd; background: #edf6ff; }
.contact-disclaimer { margin-top: 24px; color: #7a8895; font-size: .76rem; }
.rfq-form { padding: 34px; border: 1px solid #d2dde6; border-radius: 24px; background: #f5f8fa; box-shadow: 0 20px 60px rgba(7,31,53,.08); }
.rfq-form h3 { font-size: 1.55rem; }
.rfq-form > p { margin-top: 6px; color: #6e7d89; font-size: .86rem; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 17px; margin-top: 28px; }
.form-grid label { display: grid; gap: 7px; color: #3f5265; font-size: .78rem; font-weight: 750; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea { width: 100%; min-height: 48px; padding: 12px 13px; border: 1px solid #cbd6df; border-radius: 10px; outline: none; color: #12283b; background: #fff; }
.form-grid textarea { min-height: 108px; resize: vertical; }
.form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus { border-color: #0b69c7; box-shadow: 0 0 0 3px rgba(11,105,199,.12); }
.form-actions { display: flex; align-items: center; gap: 16px; margin-top: 22px; }
.form-actions .button-primary { color: #fff; background: #0b5fbd; box-shadow: none; }
.form-actions small { color: #7e8b96; }

.site-footer { padding: 70px 0 24px; color: #b6c6d2; background: #06131f; }
.footer-grid { display: grid; grid-template-columns: 1.6fr .7fr .7fr .8fr; gap: 50px; }
.footer-brand { color: #fff; }
.footer-grid > div:first-child > p { max-width: 390px; margin-top: 18px; color: #8298a8; font-size: .86rem; }
.footer-grid > div:not(:first-child) { display: grid; align-content: start; gap: 9px; }
.footer-grid > div:not(:first-child) strong { margin-bottom: 8px; color: #fff; }
.footer-grid > div:not(:first-child) a { color: #8ea4b4; font-size: .82rem; }
.footer-grid > div:not(:first-child) a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 52px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); color: #708697; font-size: .72rem; }

.template-picker { position: fixed; left: 18px; bottom: 18px; z-index: 120; width: 330px; padding: 13px; border: 1px solid rgba(22,45,65,.18); border-radius: 16px; color: #18324a; background: rgba(255,255,255,.94); box-shadow: 0 18px 50px rgba(5,23,39,.2); backdrop-filter: blur(14px); }
.template-picker[hidden] { display: none; }
.template-picker-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 9px; color: #546b7e; font-size: .67rem; font-weight: 900; letter-spacing: .12em; }
.template-picker-head button { width: 24px; height: 24px; border: 0; border-radius: 50%; color: #65798b; background: #eef3f6; }
.template-options { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.template-options button { min-width: 0; padding: 9px 7px; border: 1px solid #dbe4ea; border-radius: 10px; color: #506578; background: #fff; }
.template-options button b, .template-options button span { display: block; }
.template-options button b { color: #0b5fbd; font-size: .86rem; }
.template-options button span { margin-top: 2px; overflow: hidden; font-size: .64rem; white-space: nowrap; text-overflow: ellipsis; }
.template-options button.active { border-color: #0b5fbd; background: #eaf4ff; box-shadow: inset 0 0 0 1px #0b5fbd; }
.template-picker > small { display: block; margin-top: 8px; color: #82909c; font-size: .62rem; }
.template-reopen { position: fixed; left: 18px; bottom: 18px; z-index: 120; padding: 10px 13px; border: 0; border-radius: 999px; color: #fff; background: #0b5fbd; box-shadow: 0 12px 30px rgba(5,23,39,.25); font-size: .72rem; font-weight: 850; }
.certificate-dialog { width: min(92vw, 850px); max-height: 92vh; padding: 16px; border: 0; border-radius: 18px; background: #fff; box-shadow: 0 30px 100px rgba(0,0,0,.45); }
.certificate-dialog::backdrop { background: rgba(2,10,17,.82); }
.certificate-dialog img { max-height: calc(92vh - 32px); margin: auto; object-fit: contain; }
.certificate-dialog button { position: sticky; top: 0; z-index: 2; float: right; width: 38px; height: 38px; margin: 4px; border: 0; border-radius: 50%; color: #fff; background: #071624; font-size: 1.3rem; }

.reveal { opacity: 0; transform: translateY(18px); }
.reveal.visible { opacity: 1; transform: none; transition: opacity .7s ease, transform .7s ease; }

/* Template B - technical catalogue */
html[data-template="b"] body { color: #172a3d; background: #eef2f5; }
html[data-template="b"] .site-header { color: #10283d; background: rgba(255,255,255,.96); border-bottom-color: #cdd7df; }
html[data-template="b"] .brand-copy span, html[data-template="b"] .site-nav > a:not(.nav-cta) { color: #617587; }
html[data-template="b"] .site-nav > a:not(.nav-cta):hover { color: #0b5fbd; }
html[data-template="b"] .language-switch { border-color: #cad5dd; }
html[data-template="b"] .language-switch a { color: #667b8e; }
html[data-template="b"] .language-switch a[aria-current="page"] { color: #fff; background: #0b5fbd; }
html[data-template="b"] .nav-cta { color: #fff; background: #0b5fbd; border-radius: 3px; }
html[data-template="b"] .hero { color: #13283a; background: #eef2f5; border-bottom: 1px solid #cad5dd; }
html[data-template="b"] .hero::before { opacity: .65; mask-image: none; background-image: linear-gradient(#dbe3e9 1px, transparent 1px), linear-gradient(90deg, #dbe3e9 1px, transparent 1px); background-size: 36px 36px; }
html[data-template="b"] .hero-inner { min-height: 690px; grid-template-columns: 1.15fr .85fr; gap: 36px; }
html[data-template="b"] .hero .eyebrow { color: #0b5fbd; }
html[data-template="b"] .hero h1 { font-size: clamp(3rem, 5.4vw, 5.4rem); }
html[data-template="b"] .hero h1 em { color: #0b5fbd; }
html[data-template="b"] .hero-lead { color: #53697b; }
html[data-template="b"] .button-primary { color: #fff; background: #0b5fbd; border-radius: 3px; box-shadow: none; }
html[data-template="b"] .button-ghost { color: #123047; border-color: #94a8b8; border-radius: 3px; background: rgba(255,255,255,.58); }
html[data-template="b"] .hero-media { height: 525px; border: 1px solid #9eafbc; border-radius: 0; background: #fff; box-shadow: 14px 14px 0 #bdd0dc; }
html[data-template="b"] .hero-data { top: auto; right: 0; bottom: 0; left: 0; width: auto; border: 0; border-top: 1px solid #b9c8d2; border-radius: 0; color: #183149; background: rgba(247,250,252,.94); backdrop-filter: blur(8px); }
html[data-template="b"] .hero-data > small { color: #0b5fbd; }
html[data-template="b"] .hero-data span, html[data-template="b"] .hero-data p { color: #62798c; }
html[data-template="b"] .hero-media figcaption { top: 15px; bottom: auto; color: #fff; padding: 5px 8px; background: #12324a; }
html[data-template="b"] .proof-strip { color: #153047; background: #fff; border-bottom: 1px solid #cad5dd; }
html[data-template="b"] .proof-grid > div { border-color: #d6e0e7; }
html[data-template="b"] .proof-grid span { color: #6c7e8d; }
html[data-template="b"] .section, html[data-template="b"] .products-section, html[data-template="b"] .patents-section, html[data-template="b"] .documents-section, html[data-template="b"] .global-section { background: #eef2f5; }
html[data-template="b"] .product-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
html[data-template="b"] .product-card { display: grid; grid-template-columns: 43% 57%; min-height: 380px; border-radius: 0; box-shadow: none; }
html[data-template="b"] .product-media { height: 100%; min-height: 380px; }
html[data-template="b"] .product-content { padding: 24px; }
html[data-template="b"] .product-content > p { min-height: 92px; }
html[data-template="b"] .product-card::before { top: auto; bottom: 10px; }
html[data-template="b"] .technical-section { background: #fff; }
html[data-template="b"] .table-shell, html[data-template="b"] .rfq-form, html[data-template="b"] .patent-card, html[data-template="b"] .document-card, html[data-template="b"] .global-panel, html[data-template="b"] .about-media, html[data-template="b"] .about-metrics div { border-radius: 0; box-shadow: none; }
html[data-template="b"] .factory-section { background: #123047; }
html[data-template="b"] .factory-media { border-radius: 0; }
html[data-template="b"] .global-panel { background: #163b56; }

/* Template C - executive international */
html[data-template="c"] body { color: #eee9df; background: #111415; }
html[data-template="c"] .site-header { background: rgba(16,19,20,.88); border-bottom-color: rgba(255,255,255,.12); }
html[data-template="c"] .hero { min-height: 800px; background: #111415; }
html[data-template="c"] .hero::before { display: none; }
html[data-template="c"] .hero-inner { min-height: 800px; display: flex; align-items: flex-end; padding-bottom: 86px; }
html[data-template="c"] .hero-copy { width: min(900px, 78%); padding: 36px; border-left: 3px solid #c8874f; background: rgba(12,16,17,.52); backdrop-filter: blur(8px); }
html[data-template="c"] .hero .eyebrow { color: #e3b486; }
html[data-template="c"] .hero h1 { font-family: Georgia, "Times New Roman", "Noto Serif KR", serif; font-size: clamp(3.6rem, 7vw, 7rem); font-weight: 500; letter-spacing: -.055em; }
html[data-template="c"] .hero h1 em { color: #e8c39d; }
html[data-template="c"] .hero-lead { color: #d6d1c9; }
html[data-template="c"] .button-primary { color: #17191a; background: #e8c39d; box-shadow: none; }
html[data-template="c"] .hero-media { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; border: 0; border-radius: 0; box-shadow: none; }
html[data-template="c"] .hero-media::after { background: linear-gradient(90deg, rgba(10,13,14,.94) 0%, rgba(10,13,14,.45) 55%, rgba(10,13,14,.25)), linear-gradient(to top, rgba(10,13,14,.86), transparent 55%); }
html[data-template="c"] .hero-media figcaption { right: 28px; left: auto; color: #e8c39d; }
html[data-template="c"] .hero-data { top: 30px; right: 0; width: 340px; border-radius: 0; border-color: rgba(231,195,157,.45); background: rgba(18,21,22,.76); }
html[data-template="c"] .hero-data > small { color: #e3b486; }
html[data-template="c"] .proof-strip { color: #eee9df; background: #191d1e; }
html[data-template="c"] .proof-grid strong { color: #e5bc92; }
html[data-template="c"] .proof-grid span { color: #9d9c97; }
html[data-template="c"] .products-section, html[data-template="c"] .technical-section, html[data-template="c"] .about-section, html[data-template="c"] .patents-section, html[data-template="c"] .documents-section, html[data-template="c"] .contact-section { color: #eee9df; background: #111415; }
html[data-template="c"] .eyebrow { color: #c8874f; }
html[data-template="c"] .section-head h2, html[data-template="c"] .about-copy h2, html[data-template="c"] .contact-copy h2 { color: #f2eee7; font-family: Georgia, "Times New Roman", "Noto Serif KR", serif; font-weight: 500; }
html[data-template="c"] .section-head > p, html[data-template="c"] .section-lead { color: #a8a8a2; }
html[data-template="c"] .about-prose p { color: #a8a8a2; }
html[data-template="c"] .about-metrics div { border-color: #3c4243; border-radius: 2px; background: #191d1e; }
html[data-template="c"] .about-metrics strong { color: #e8c39d; }
html[data-template="c"] .about-metrics span, html[data-template="c"] .about-note { color: #8e9491; }
html[data-template="c"] .about-media { border-color: #4a4138; border-radius: 2px; box-shadow: none; }
html[data-template="c"] .product-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
html[data-template="c"] .product-card { border-color: #383d3e; border-radius: 2px; background: #191d1e; box-shadow: none; }
html[data-template="c"] .product-card:first-child { grid-column: 1 / -1; display: grid; grid-template-columns: 1.35fr .65fr; }
html[data-template="c"] .product-card:first-child .product-media { height: 100%; min-height: 520px; }
html[data-template="c"] .product-card:first-child .product-content { display: grid; align-content: center; padding: 52px; }
html[data-template="c"] .product-content h3 { color: #f2eee7; font-family: Georgia, "Times New Roman", "Noto Serif KR", serif; font-size: 1.6rem; font-weight: 500; }
html[data-template="c"] .product-content > p { color: #a4a7a3; }
html[data-template="c"] .product-content details { border-color: #343a3b; }
html[data-template="c"] .product-content summary { color: #d7a571; }
html[data-template="c"] .mini-specs dt { color: #7f8583; }
html[data-template="c"] .mini-specs dd { color: #dedad2; }
html[data-template="c"] .product-tags span { color: #d6c0aa; background: #2b2926; }
html[data-template="c"] .table-shell { border-color: #3b4142; border-radius: 2px; box-shadow: none; }
html[data-template="c"] thead th { color: #e9d0b7; background: #252a2b; }
html[data-template="c"] tbody th { color: #e4dfd7; background: #1b2021; }
html[data-template="c"] tbody td { color: #aeb2ae; background: #161a1b; }
html[data-template="c"] th, html[data-template="c"] td { border-color: #363c3d; }
html[data-template="c"] .technical-note, html[data-template="c"] .patent-note { color: #898f8c; }
html[data-template="c"] .factory-section { background: #202425; }
html[data-template="c"] .factory-media { border-radius: 2px; }
html[data-template="c"] .factory-copy h2, html[data-template="c"] .global-panel h2 { font-family: Georgia, "Times New Roman", "Noto Serif KR", serif; font-weight: 500; }
html[data-template="c"] .patent-card { border-color: #393f40; border-radius: 2px; background: #191d1e; }
html[data-template="c"] .patent-card h3 { color: #eee9df; }
html[data-template="c"] .patent-card strong { color: #d9b28c; }
html[data-template="c"] .patent-card small { color: #909693; }
html[data-template="c"] .document-card { border-color: #393f40; border-radius: 2px; background: #191d1e; box-shadow: none; }
html[data-template="c"] .document-icon { color: #17191a; background: #d8a778; }
html[data-template="c"] .document-card-head p, html[data-template="c"] .document-button b { color: #d8a778; }
html[data-template="c"] .document-card h3 { color: #eee9df; font-family: Georgia, "Times New Roman", "Noto Serif KR", serif; font-weight: 500; }
html[data-template="c"] .document-description, html[data-template="c"] .document-note { color: #9ca19e; }
html[data-template="c"] .document-meta span { color: #d6c0aa; background: #2b2926; }
html[data-template="c"] .document-button { border-color: #4a4f4e; color: #dedad2; background: #111415; }
html[data-template="c"] .document-button:hover { border-color: #d8a778; color: #e8c39d; }
html[data-template="c"] .global-section { background: #111415; }
html[data-template="c"] .global-panel { border: 1px solid #4a4138; border-radius: 2px; background: #24201c; }
html[data-template="c"] .global-points span { border-color: #5e4b3b; background: rgba(200,135,79,.08); }
html[data-template="c"] .contact-list, html[data-template="c"] .contact-list > div { border-color: #373d3e; }
html[data-template="c"] .contact-list small, html[data-template="c"] .contact-disclaimer { color: #818784; }
html[data-template="c"] .contact-channels .whatsapp-link { border-color: #5a5149; color: #d8a778; }
html[data-template="c"] .contact-channels .whatsapp-link:hover { border-color: #d8a778; background: rgba(216,167,120,.08); }
html[data-template="c"] .rfq-form { border-color: #3b4142; border-radius: 2px; background: #191d1e; box-shadow: none; }
html[data-template="c"] .rfq-form > p, html[data-template="c"] .form-actions small { color: #8d9491; }
html[data-template="c"] .form-grid label { color: #bbbdb8; }
html[data-template="c"] .form-grid input, html[data-template="c"] .form-grid select, html[data-template="c"] .form-grid textarea { border-color: #414849; color: #eee9df; background: #111415; }
html[data-template="c"] .form-actions .button-primary { color: #191b1b; background: #d8a778; }
html[data-template="c"] .site-footer { background: #0b0d0e; }

@media (max-width: 1120px) {
  .site-nav { gap: 16px; }
  .site-nav > a:not(.nav-cta):not(:last-child) { display: none; }
  .hero-inner { grid-template-columns: 1fr 470px; gap: 36px; }
  .hero h1 { font-size: clamp(3.2rem, 6vw, 5rem); }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .document-grid { grid-template-columns: 1fr 1fr; }
  .document-card, .document-card:nth-child(n+4) { grid-column: auto; }
  .factory-layout { gap: 40px; }
  .contact-layout { grid-template-columns: 1fr 1.1fr; gap: 38px; }
  html[data-template="b"] .product-card { grid-template-columns: 40% 60%; }
}

@media (max-width: 880px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .section { padding: 82px 0; }
  .menu-toggle { display: block; color: #fff; }
  html[data-template="b"] .menu-toggle { color: #153047; border-color: #c5d0d8; }
  .site-nav { position: absolute; top: calc(100% + 1px); left: 16px; right: 16px; display: none; padding: 18px; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: #0b2236; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
  .site-nav.open { display: grid; }
  .site-nav > a:not(.nav-cta):not(:last-child) { display: block; padding: 8px; }
  html[data-template="b"] .site-nav { background: #fff; border-color: #cfd9e0; }
  .language-switch { width: fit-content; }
  .hero-inner, html[data-template="b"] .hero-inner { min-height: auto; padding: 75px 0; grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .hero-media, html[data-template="b"] .hero-media { height: 520px; }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid > div:nth-child(2) { border-right: 1px solid rgba(255,255,255,.1); }
  .section-head { grid-template-columns: 1fr; gap: 20px; }
  .about-layout, .factory-layout, .contact-layout, .global-panel { grid-template-columns: 1fr; }
  .about-layout { gap: 42px; }
  .about-media { width: min(100%, 680px); margin-inline: auto; }
  .factory-media, .factory-media img { min-height: 480px; height: 480px; }
  .patent-grid { grid-template-columns: 1fr; }
  .document-card { min-height: 325px; }
  .global-panel { padding: 48px; }
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer-grid > div:last-child { display: none; }
  html[data-template="b"] .product-card { grid-template-columns: 1fr; }
  html[data-template="b"] .product-media { height: 290px; min-height: 0; }
  html[data-template="c"] .hero-inner { min-height: 740px; }
  html[data-template="c"] .hero-copy { width: 88%; }
  html[data-template="c"] .hero-data { width: 300px; }
}

@media (max-width: 620px) {
  .container { width: min(calc(100% - 24px), var(--max)); }
  .nav-wrap { min-height: 70px; }
  .brand { min-width: 0; }
  .brand-copy strong { font-size: .76rem; }
  .brand-copy span { font-size: .54rem; }
  .hero-inner { padding: 58px 0; }
  .hero h1, html[data-template="c"] .hero h1 { font-size: clamp(2.7rem, 13vw, 4rem); }
  .hero-lead { font-size: 1rem; }
  .hero-actions { display: grid; }
  .button { width: 100%; }
  .hero-media, html[data-template="b"] .hero-media { height: 470px; }
  .hero-data { top: 14px; right: 14px; left: 14px; width: auto; }
  .hero-data > div { gap: 7px; }
  .hero-data strong { font-size: .8rem; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-grid > div { min-height: 92px; border-right: 1px solid rgba(255,255,255,.1); }
  .section-head h2, .about-copy h2, .factory-copy h2, .global-panel h2, .contact-copy h2 { font-size: 2.35rem; }
  .about-metrics { grid-template-columns: 1fr; }
  .product-grid, html[data-template="b"] .product-grid, html[data-template="c"] .product-grid { grid-template-columns: 1fr; }
  .document-grid { grid-template-columns: 1fr; }
  .document-card { min-height: 0; }
  html[data-template="c"] .product-card:first-child { grid-column: auto; display: block; }
  html[data-template="c"] .product-card:first-child .product-media { height: 250px; min-height: 0; }
  html[data-template="c"] .product-card:first-child .product-content { display: block; padding: 25px; }
  .product-content > p { min-height: 0; }
  .factory-media, .factory-media img { min-height: 330px; height: 330px; }
  .patent-card { grid-template-columns: 120px 1fr; gap: 18px; padding: 15px; }
  .patent-image { height: 185px; }
  .global-panel { padding: 34px 24px; }
  .global-points { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .full { grid-column: auto; }
  .rfq-form { padding: 24px 18px; }
  .contact-list > div { grid-template-columns: 1fr; gap: 4px; }
  .form-actions { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; }
  .template-picker { right: 10px; bottom: 10px; left: 10px; width: auto; }
  .template-reopen { left: 10px; bottom: 10px; }
  html[data-template="c"] .hero-inner { min-height: 700px; padding-bottom: 55px; }
  html[data-template="c"] .hero-copy { width: 100%; padding: 22px; }
  html[data-template="c"] .hero-data { top: 16px; right: 12px; left: auto; width: 235px; }
  html[data-template="c"] .hero-data > div { grid-template-columns: 1fr; }
  html[data-template="c"] .hero-data > div div:nth-child(n+2) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}