:root {
  --brand: #2b4b9b;
  --brand-dark: #132033;
  --topbar: #071428;
  --navy-menu: #2b4b9b;
  --brand-soft: #f2f5fb;
  --accent: #2b4b9b;
  --text: #1a1f29;
  --muted: #667085;
  --line: #e4e7ec;
  --white: #ffffff;
  --max: 1180px;
  --header-max: 1440px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Noto Sans KR", "Segoe UI", sans-serif;
  color: var(--text);
  background: #ffffff;
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { width: min(100% - 40px, var(--max)); margin: 0 auto; }
.topbar .wrap,
header .wrap {
  width: min(100% - 80px, var(--header-max));
}

.topbar {
  background: var(--topbar);
  color: #ffffff;
  font-size: 12px;
  padding: 4px 0;
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.topbar-left {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.topbar-left a {
  color: #ffffff;
  font-weight: 500;
}
.topbar-contact {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.topbar-contact svg {
  width: 11px;
  height: 11px;
  opacity: 0.95;
}
.topbar-left .divider {
  color: rgba(255, 255, 255, 0.75);
}
.topbar-right {
  margin-left: auto;
}
.linkedin-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 4px;
  color: #ffffff;
  transition: background-color 0.2s ease, color 0.2s ease;
}
.linkedin-link:hover {
  background: #ffffff;
  color: var(--topbar);
}
.linkedin-link svg {
  width: 12px;
  height: 12px;
}

header {
  background: #ffffff;
  border-bottom: 1px solid #e9edf2;
  position: sticky;
  top: 0;
  z-index: 20;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
  gap: 40px;
}
.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}
.logo img {
  height: 28px;
  width: auto;
  display: block;
}
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid #d5dbe6;
  background: #ffffff;
  color: var(--navy-menu);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}
nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0;
  font-size: 13px;
  font-weight: 400;
  color: var(--navy-menu);
}
nav ul li + li::before {
  content: "|";
  color: #c9d1dc;
  margin: 0 12px;
  font-weight: 300;
}
nav ul a {
  color: var(--navy-menu);
  letter-spacing: 1.2px;
}
nav ul a:hover,
nav ul a.is-active {
  color: #1d3578;
  font-weight: 600;
}

.product-hero {
  background: #ffffff;
  border-bottom: 1px solid #e8edf4;
}
.product-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  align-items: center;
  gap: 36px;
  min-height: 360px;
  padding: 28px 0;
}
.product-copy h2 {
  margin: 0 0 10px;
  font-size: clamp(34px, 4vw, 46px);
  line-height: 1.15;
  color: #24354f;
  letter-spacing: -0.3px;
}
.product-copy p {
  margin: 0;
  max-width: 520px;
  font-size: 22px;
  line-height: 1.4;
  color: #4f5f74;
}
.product-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 20px;
  min-width: 190px;
  height: 56px;
  border: 2px solid #2b4b9b;
  color: #2b4b9b;
  background: #ffffff;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.product-btn:hover {
  background: #2b4b9b;
  color: #ffffff;
}
.product-visual-placeholder {
  width: 100%;
  min-height: 290px;
  border-radius: 18px;
  border: 1px solid #e2e8f2;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.product-machine-image {
  width: 100%;
  height: 100%;
  max-height: 380px;
  object-fit: contain;
  object-position: center;
}

.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 42%, rgba(70, 130, 210, 0.16), transparent 26%),
    linear-gradient(180deg, #050d1c 0%, #071428 55%, #0a1b38 100%);
  color: #edf2f8;
  padding: 0;
  border-bottom: 0;
}
.hero::before {
  content: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  align-items: center;
  gap: 40px;
  min-height: min(78vh, 760px);
  padding: 56px 0 48px;
}
.hero-copy {
  text-align: left;
  max-width: 520px;
}
.hero-kicker {
  margin: 0 0 14px;
  color: #9db4d4;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0 0 16px;
  font-size: clamp(34px, 4.6vw, 56px);
  line-height: 1.18;
  letter-spacing: -0.8px;
  max-width: none;
  margin-left: 0;
  margin-right: 0;
  color: #ffffff;
  font-weight: 700;
}
.hero p {
  margin: 0 0 28px;
  max-width: 460px;
  margin-left: 0;
  margin-right: 0;
  color: #b7c6d8;
  font-size: 17px;
  line-height: 1.7;
}
.hero-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  height: 48px;
  padding: 0 22px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  color: #ffffff;
  background: transparent;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.4px;
}
.hero-btn:hover {
  background: #ffffff;
  color: #071428;
}
.hero-photo {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-photo img {
  position: relative;
  z-index: 1;
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  filter: drop-shadow(0 28px 48px rgba(0, 0, 0, 0.42));
}
.laser-beam {
  position: absolute;
  z-index: 2;
  top: 22%;
  height: 38%;
  width: 2px;
  left: 46%;
  border-radius: 999px;
  background: linear-gradient(180deg, transparent, rgba(210, 232, 255, 0.95) 18%, #ffffff 50%, rgba(210, 232, 255, 0.9) 82%, transparent);
  box-shadow:
    0 0 10px 2px rgba(170, 214, 255, 0.55),
    0 0 28px 6px rgba(90, 160, 255, 0.28);
  mix-blend-mode: screen;
  pointer-events: none;
  animation: beam-scan 12s cubic-bezier(0.45, 0, 0.2, 1) infinite;
}
.light-sweep {
  position: absolute;
  inset: 8% 6% 12%;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 36%, rgba(255, 255, 255, 0.09) 48%, transparent 60%);
  animation: sweep 9s ease-in-out infinite;
}
@keyframes beam-scan {
  0% { transform: translateX(-70px); opacity: 0; }
  14% { opacity: 0.9; }
  50% { transform: translateX(78px); opacity: 1; }
  86% { opacity: 0.9; }
  100% { transform: translateX(-70px); opacity: 0; }
}
@keyframes sweep {
  0%, 100% { transform: translateX(-18%); opacity: 0.25; }
  50% { transform: translateX(18%); opacity: 0.55; }
}
@media (prefers-reduced-motion: reduce) {
  .laser-beam,
  .light-sweep { animation: none; opacity: 0.55; }
}

section { padding: 56px 0; }
.hero { padding: 0; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 26px;
}
.section-head h2 {
  margin: 0;
  font-size: 32px;
  color: var(--brand);
}
.section-head p {
  margin: 0;
  color: var(--muted);
  max-width: 620px;
}

.grid-3 {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  box-shadow: 0 8px 20px rgba(16, 24, 40, 0.04);
}
.card h3 {
  margin: 0 0 8px;
  color: var(--brand);
  font-size: 20px;
}
.card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.about-box {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 28px;
  align-items: start;
}
.about-box p {
  margin: 0 0 14px;
  color: #4f5f74;
  font-size: 16px;
}
.about-points {
  margin: 0;
  padding: 22px;
  background: var(--brand-soft);
  border: 1px solid #e2e8f2;
  border-radius: 14px;
}
.about-points li {
  margin: 0 0 10px;
  color: #344054;
}
.about-points li:last-child {
  margin-bottom: 0;
}
.tech-media {
  margin: 24px 0 0;
  min-height: 280px;
  border: 1px solid #e2e8f2;
  border-radius: 16px;
  background: #f7f9fc;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #98a2b3;
  font-size: 14px;
  overflow: hidden;
}
.tech-media img,
.tech-media video {
  width: 100%;
  height: 100%;
  max-height: 420px;
  object-fit: cover;
  display: block;
}
.tech-step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.tech-step {
  border: 1px solid #e2e8f2;
  border-radius: 14px;
  padding: 22px;
  background: #ffffff;
}
.tech-step span {
  display: block;
  margin-bottom: 8px;
  color: #0b2c6a;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.4px;
}
.tech-step h3 {
  margin: 0 0 8px;
  color: #1a1f29;
  font-size: 20px;
}
.tech-step p {
  margin: 0;
  color: #5d6b7d;
  font-size: 15px;
}

.page-hero {
  background: #f7f9fc;
  border-bottom: 1px solid #e8edf4;
  padding: 36px 0;
}
.page-hero h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 40px);
  color: #223454;
}
.page-hero p {
  margin: 0;
  color: var(--muted);
  max-width: 720px;
}
.crumb {
  margin: 0 0 10px;
  color: #98a2b3;
  font-size: 13px;
}
.crumb a { color: var(--navy-menu); }

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.product-tile {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid #e2e8f2;
  border-radius: 16px;
  overflow: hidden;
  color: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}
.product-tile:hover {
  border-color: #0b2c6a;
  box-shadow: 0 16px 32px rgba(11, 44, 106, 0.08);
  transform: translateY(-2px);
}
.product-tile-image {
  background: #f7f9fc;
  padding: 28px 24px 8px;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-tile-image img {
  width: 100%;
  max-height: 240px;
  object-fit: contain;
}
.product-tile-body {
  padding: 8px 24px 24px;
}
.product-tile-body strong {
  display: block;
  margin-bottom: 6px;
  color: #0b2c6a;
  font-size: 12px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
}
.product-tile-body h2 {
  margin: 0 0 8px;
  font-size: 28px;
  color: #1a1f29;
}
.product-tile-body p {
  margin: 0 0 16px;
  color: #5d6b7d;
  font-size: 15px;
}
.product-tile-link {
  color: #0b2c6a;
  font-weight: 600;
  font-size: 14px;
}

.series-nav {
  margin-top: 28px;
  font-size: 14px;
  color: #667085;
}
.series-nav a {
  color: #0b2c6a;
  font-weight: 600;
}

.product-detail {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: start;
}
.product-detail-image {
  border: 1px solid #e2e8f2;
  border-radius: 18px;
  background: #ffffff;
  padding: 18px;
}
.product-detail-image img {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
}
.product-detail h2 {
  margin: 0 0 12px;
  font-size: 28px;
  color: #24354f;
}
.product-detail p {
  margin: 0 0 16px;
  color: #4f5f74;
}
.feature-list {
  margin: 0 0 22px;
  padding-left: 18px;
  color: #344054;
}
.feature-list li { margin-bottom: 8px; }

.contact-box {
  background: var(--brand-dark);
  color: #e6ecf6;
  border-radius: 16px;
  padding: 30px;
  display: grid;
  gap: 8px;
}
.contact-box h3 {
  margin: 0 0 4px;
  color: #ffffff;
  font-size: 24px;
}
.contact-box a {
  color: #ffffff;
}

footer {
  background: #0f1724;
  color: #b9c2d0;
  padding: 24px 0;
  font-size: 14px;
}

@media (max-width: 980px) {
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }
  nav ul {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #ffffff;
    border-bottom: 1px solid #e9edf2;
    flex-direction: column;
    align-items: stretch;
    padding: 8px 20px 16px;
  }
  nav.open ul { display: flex; }
  nav ul li + li::before { content: none; margin: 0; }
  nav ul a {
    display: block;
    padding: 10px 0;
    border-bottom: 1px solid #eef2f6;
  }
  .logo img { height: 26px; }
  .topbar .wrap,
  header .wrap { width: min(100% - 40px, var(--header-max)); }
  .product-grid,
  .product-hero-inner,
  .about-box,
  .product-detail { grid-template-columns: 1fr; min-height: auto; }
  .grid-3,
  .tech-step-grid { grid-template-columns: 1fr; }
  .product-visual-placeholder { min-height: 260px; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; padding: 36px 0 32px; gap: 20px; }
  .hero-copy { max-width: none; }
  .hero-photo { min-height: 280px; }
}
@media (max-width: 640px) {
  .wrap { width: min(100% - 28px, var(--max)); }
  .logo img { height: 24px; }
  .topbar { font-size: 11px; padding: 3px 0; }
  .product-hero-inner { gap: 18px; padding: 20px 0; }
  .product-copy h2 { font-size: 30px; }
  .product-copy p { font-size: 18px; }
  .product-btn { min-width: 160px; height: 50px; font-size: 16px; }
  .product-visual-placeholder { min-height: 180px; }
  .hero-grid { padding: 28px 0 24px; }
  .hero h1 { font-size: 32px; }
  .hero-photo { min-height: 240px; }
  section { padding: 44px 0; }
  .section-head h2 { font-size: 28px; }
}