/* ============ Design tokens ============ */
:root {
  /* Color — derived from the company's real logo ink (#133278) */
  --brand-navy: #133278;
  --navy-950: #0a2153;
  --navy-800: #1e293b;
  --slate-700: #334155;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --accent: #1448be;
  --accent-dark: #103a99;
  --accent-soft: #dce1eb;
  --bg: #f8fafc;
  --surface: #ffffff;
  --muted: #eef2f6;
  --border: #e2e8f0;
  --border-strong: #cbd5e1;
  --ink: #0a2153;
  --ink-soft: #334155;
  --ink-muted: #64748b;

  /* Dark hero — deep navy, not black; stays in the brand's own hue */
  --hero-deep: #050d20;
  --hero-mid: #091c44;
  --on-dark: #ffffff;
  --on-dark-soft: rgba(255, 255, 255, 0.72);
  --on-dark-muted: rgba(255, 255, 255, 0.5);
  --on-dark-border: rgba(255, 255, 255, 0.16);

  /* Radius / shadow */
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06), 0 1px 1px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 12px 28px -8px rgba(15, 23, 42, 0.14);
  --shadow-lg: 0 24px 56px -12px rgba(15, 23, 42, 0.22);

  /* Layout */
  --container: 1200px;
  --grid-gap: 24px;

  /* Type */
  --font-latin: 'IBM Plex Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --font-cjk: 'Noto Sans KR', 'Noto Sans JP', 'Noto Sans SC', sans-serif;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 150ms;
  --dur-base: 250ms;
  --dur-slow: 450ms;
}

/* ============ Reset ============ */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  margin: 0;
  font-family: var(--font-cjk), var(--font-latin);
  color: var(--ink-soft);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.01em; color: var(--ink); }
p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);
}
.site-header.is-scrolled {
  border-color: var(--border);
  background: rgba(248, 250, 252, 0.96);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-mark { flex-shrink: 0; width: 42px; height: 42px; }
.logo-mark svg { display: block; width: 100%; height: 100%; }
.logo-text { display: flex; flex-direction: column; line-height: 1.25; }
.logo-ko {
  font-size: 14px;
  font-weight: 700;
  color: var(--slate-500);
  letter-spacing: 0.01em;
}
.logo-en {
  font-family: var(--font-latin);
  font-weight: 600;
  font-size: 11px;
  color: var(--slate-400);
  letter-spacing: 0.03em;
}

.main-nav {
  display: flex;
  gap: 32px;
  flex: 1;
  justify-content: center;
}
.main-nav a {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 8px 2px;
  white-space: nowrap;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 2px; right: 2px; bottom: 4px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}
.main-nav a:hover { color: var(--navy-950); }
.main-nav a:hover::after { transform: scaleX(1); }

.header-right { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.lang-btn {
  border: none;
  background: transparent;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  transition: background var(--dur-fast) ease, color var(--dur-fast) ease;
}
.lang-btn + .lang-btn { border-left: 1px solid var(--border); }
.lang-btn:hover { background: var(--muted); color: var(--navy-950); }
.lang-btn.is-active { background: var(--navy-950); color: #fff; }
.lang-switch[hidden] { display: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  padding: 0;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy-950);
  border-radius: 2px;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-base) var(--ease-out);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ Hero ============ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 88px 0 56px;
  background: var(--hero-deep);
}
.hero-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-video-overlay {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(120% 140% at 82% 8%, rgba(9, 28, 68, 0.72) 0%, rgba(5, 13, 32, 0.86) 55%, rgba(0, 2, 9, 0.94) 100%);
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(90deg, var(--on-dark-border) 1px, transparent 1px),
    linear-gradient(180deg, var(--on-dark-border) 1px, transparent 1px);
  background-size: calc(100% / 12) 56px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 88%);
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.9), transparent 88%);
  opacity: 0.8;
}
@media (prefers-reduced-motion: reduce) {
  .hero-video { display: none; }
}

.hero-inner { position: relative; z-index: 1; max-width: 820px; }
.hero-eyebrow {
  display: inline-flex;
  align-items: stretch;
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  border: 1px solid var(--on-dark-border);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 14px;
}
.hero-eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: #6f93e0;
  flex-shrink: 0;
}
.hero-eyebrow-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #6f93e0;
  color: #ffffff;
  padding: 6px 14px 6px 10px;
}
.hero-eyebrow-badge .dot { background: #ffffff; }
.hero-eyebrow-tagline {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  color: #a9c1ef;
  background: rgba(255, 255, 255, 0.06);
}
.hero-title {
  font-size: clamp(2.3rem, 5vw, 3.7rem);
  line-height: 1.28;
  color: var(--on-dark);
  text-transform: uppercase;
  letter-spacing: -0.01em;
  font-weight: 700;
}
.hero-title .accent {
  display: inline-block;
  background: var(--accent);
  color: var(--on-dark);
  line-height: 1;
  padding: 0.31em 0.24em 0.17em;
}
.hero-subtitle {
  margin-top: 26px;
  font-size: 17px;
  color: var(--on-dark-soft);
  max-width: 620px;
  white-space: pre-line;
  word-break: keep-all;
}
.hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-actions .btn-primary { background: var(--accent); }
.hero-actions .btn-outline {
  background: transparent;
  color: var(--on-dark);
  border-color: var(--on-dark-border);
}
@media (hover: hover) {
  .hero-actions .btn-primary:hover { background: var(--accent-dark); }
  .hero-actions .btn-outline:hover { border-color: #fff; background: rgba(255, 255, 255, 0.06); }
}

.hero-stats {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
  border-top: 1px solid var(--on-dark-border);
  padding-top: 24px;
  max-width: 620px;
}
.hero-stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 600;
  color: var(--on-dark);
  line-height: 1;
}
.hero-stat-label {
  margin-top: 8px;
  font-size: 13px;
  color: var(--on-dark-muted);
}

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-fast) ease, border-color var(--dur-fast) ease, color var(--dur-fast) ease;
  border: 1px solid transparent;
  touch-action: manipulation;
}
.btn-primary {
  background: var(--navy-950);
  color: #fff;
  box-shadow: var(--shadow-sm);
  will-change: transform;
}
.btn-outline {
  background: var(--surface);
  color: var(--navy-950);
  border-color: var(--border-strong);
}
@media (hover: hover) {
  .btn-primary:hover { background: var(--accent-dark); box-shadow: var(--shadow-md); }
  .btn-outline:hover { border-color: var(--accent); color: var(--accent); }
}

/* ============ Sections ============ */
.section { padding: 96px 0; }
.section-alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.kicker {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.kicker::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--accent);
}
.section-title {
  font-size: clamp(1.7rem, 2.6vw, 2.2rem);
  color: var(--navy-950);
  margin-bottom: 18px;
}
.lead {
  font-size: 16.5px;
  color: var(--ink-soft);
  max-width: 680px;
  margin-bottom: 8px;
}
.lead:empty { display: none; }
#industries .lead { max-width: 760px; }
.body-text {
  margin-top: 18px;
  font-size: 15.5px;
  color: var(--ink-soft);
  /* Full container width, wrapped by the browser at word boundaries
     (keep-all = don't split Korean words) — no hand-placed line breaks. */
  word-break: keep-all;
  text-wrap: pretty;
}
.body-line { display: block; }

/* ============ About company history timeline ============ */
.history-block {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.history-heading {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy-950);
  margin-bottom: 32px;
}
.history-list { display: flex; flex-direction: column; }
.history-item {
  display: grid;
  grid-template-columns: 68px 20px 1fr;
  column-gap: 20px;
}
.history-year {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--accent);
  padding-top: 1px;
}
.history-track { position: relative; display: flex; justify-content: center; }
.history-track .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 6px;
  flex-shrink: 0;
  z-index: 1;
}
.history-track .line {
  position: absolute;
  top: 19px;
  bottom: -22px;
  width: 2px;
  background: var(--border-strong);
}
.history-content { padding-bottom: 22px; }
.history-content p,
.history-content li {
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--ink-soft);
}
.history-content ul { display: flex; flex-direction: column; gap: 5px; }
.history-content li { display: flex; gap: 10px; }
.history-month {
  flex: 0 0 40px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink-muted);
  text-align: right;
}

/* ============ Industries ============ */
.industry-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--grid-gap);
}
.industry-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 14px;
  transition: box-shadow var(--dur-base) var(--ease-out), translate var(--dur-base) var(--ease-out), border-color var(--dur-base) ease;
}
.industry-card:hover { box-shadow: var(--shadow-md); translate: 0 -3px; border-color: var(--border-strong); }
.industry-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.industry-icon svg { width: 22px; height: 22px; }
.industry-card h3 { font-size: 16px; color: var(--navy-950); }
.industry-equip {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: -4px;
}
.equip-chip {
  font-size: 12px;
  font-weight: 500;
  color: var(--slate-700);
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
}

/* ============ Products ============ */
.product-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--dur-base) var(--ease-out), translate var(--dur-base) var(--ease-out), border-color var(--dur-base) ease;
}
.product-card:hover { box-shadow: var(--shadow-md); translate: 0 -3px; border-color: var(--border-strong); }
.product-media {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-sm);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 16px;
}
.product-media img { width: 100%; height: 100%; object-fit: contain; padding: 12px; transition: transform var(--dur-slow) var(--ease-out); }
.product-card:hover .product-media img { transform: scale(1.06); }
.product-media-icon { color: var(--accent); }
.product-media-icon svg { width: 46px; height: 46px; }
.product-card h3 { font-size: 15.5px; color: var(--navy-950); margin-bottom: 10px; line-height: 1.35; }
.product-card .product-supplier {
  display: block;
  flex: none;
  width: calc(100% + 40px);
  margin: -2px -20px 14px;
  padding: 6px 20px;
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--slate-500);
}
.product-card p { font-size: 13.5px; color: var(--ink-muted); flex: 1; }
.product-models {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}
.product-models-label {
  width: 100%;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--slate-400);
  margin-bottom: 2px;
}
.model-chip {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  color: var(--slate-700);
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3px 7px;
}
.product-link {
  margin-top: 16px;
  font-size: 13.5px;
  font-weight: 700;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  padding: 0;
  font-family: inherit;
}
.product-link::after { content: '\2192'; transition: transform var(--dur-fast) var(--ease-out); }
.product-link:hover::after { transform: translateX(3px); }
.product-detail { display: none; }

/* ============ Product detail modal ============ */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(10, 21, 53, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out), visibility var(--dur-base) var(--ease-out);
}
.modal-overlay[hidden] { display: flex; }
.modal-overlay.is-open { opacity: 1; visibility: visible; }
.modal-panel {
  position: relative;
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 560px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 32px;
  transform: translateY(16px) scale(0.98);
  transition: transform var(--dur-base) var(--ease-out);
}
.modal-overlay.is-open .modal-panel { transform: translateY(0) scale(1); }
.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: var(--muted);
  color: var(--ink-muted);
  border-radius: 50%;
  font-size: 20px;
  line-height: 1;
}
.modal-close:hover { background: var(--border); color: var(--ink); }
.modal-body img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  background: var(--bg);
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
}
.modal-body h3 { font-size: 20px; margin-bottom: 14px; }
.modal-body p { font-size: 14.5px; color: var(--ink-soft); margin-bottom: 14px; }
.modal-body p:last-child { margin-bottom: 0; }

/* ============ Partners ============ */
.partner-grid {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.partner-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  min-height: 150px;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* Cards in a row share one height (grid stretch); logos sit in a fixed-height
     box at the top so every logo and tag row lines up across the row. */
  justify-content: flex-start;
  gap: 14px;
  transition: box-shadow var(--dur-base) var(--ease-out), translate var(--dur-base) var(--ease-out), border-color var(--dur-base) ease;
}
@media (hover: hover) {
  .partner-card:hover { box-shadow: var(--shadow-md); translate: 0 -3px; border-color: var(--border-strong); }
}
.partner-logo-link { display: flex; align-items: center; justify-content: center; align-self: stretch; height: 52px; }
.partner-logo-img { max-width: 100%; max-height: 44px; width: auto; height: auto; object-fit: contain; }
.partner-hover-panel {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 14px);
  transform: translate(-50%, 6px);
  z-index: 30;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: max-content;
  max-width: 320px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 18px 20px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out), visibility var(--dur-base);
}
.partner-hover-panel::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-top-color: var(--surface);
}
.partner-hover-tag {
  font-size: 13px;
  font-weight: 500;
  color: var(--slate-700);
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}
@media (hover: hover) {
  .partner-card:hover .partner-hover-panel,
  .partner-card:focus-within .partner-hover-panel {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, 0);
  }
}
.partner-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-self: stretch;
  gap: 5px;
}
.partner-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--slate-700);
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 9px;
}
.partner-tag-more {
  position: relative;
  font-family: inherit;
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-muted);
  background: transparent;
  border: 1px dashed var(--border-strong);
  border-radius: 999px;
  padding: 3px 9px;
  cursor: pointer;
}
.partner-tag-more:hover { color: var(--accent); border-color: var(--accent); }
.partner-tag-more.is-open { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.partner-tag-popover {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 20;
  width: max-content;
  max-width: 200px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-md);
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 400;
  line-height: 1.5;
  color: var(--ink-soft);
  text-align: left;
  white-space: normal;
  cursor: default;
}
.partner-tag-more.is-open .partner-tag-popover { display: block; }
@media (hover: hover) {
  /* On hover-capable devices, the whole-card hover panel already shows every
     tag, so the click popover would just duplicate/overlap it — suppress it. */
  .partner-tag-more.is-open .partner-tag-popover { display: none; }
}

/* ============ Contact ============ */
.contact-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--grid-gap);
  align-items: start;
}
.contact-info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}
.contact-info-card dl { display: grid; row-gap: 18px; }
.contact-info-card dt {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--slate-400);
  margin-bottom: 4px;
}
.contact-info-card dd {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
}
.contact-info-card dd a { transition: color var(--dur-fast) ease; }
@media (hover: hover) {
  .contact-info-card dd a:hover { color: var(--accent); }
}

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-row { display: flex; flex-direction: column; gap: 7px; }
.form-row-full { grid-column: 1 / -1; }
.form-row label { font-size: 13.5px; font-weight: 600; color: var(--ink); }
.form-row .required { color: var(--accent); }
.form-row input,
.form-row textarea {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  font-size: 14.5px;
  font-family: inherit;
  color: var(--ink);
  background: var(--bg);
  transition: border-color var(--dur-fast) ease, background var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}
.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-row textarea { resize: vertical; }
.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 4px;
}
.form-note { font-size: 12.5px; color: var(--ink-muted); }

/* Inline validation + consent + send status */
.field-error { display: none; font-size: 12.5px; color: #c0362c; }
.form-row.is-invalid .field-error { display: block; }
.form-row.is-invalid input:not([type="checkbox"]),
.form-row.is-invalid textarea { border-color: #c0362c; background: var(--surface); }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.consent-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-soft);
  cursor: pointer;
}
.consent-label input { width: 18px; height: 18px; margin: 0; accent-color: var(--navy-950); flex-shrink: 0; }
.consent-details { font-size: 12.5px; color: var(--ink-muted); padding-left: 28px; }
.consent-details summary { cursor: pointer; width: max-content; text-decoration: underline; text-underline-offset: 2px; }
.consent-details ul { margin-top: 6px; display: grid; gap: 2px; }
.form-status {
  margin: 0;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.6;
}
.form-status.is-success { background: #e8f5ec; color: #1d6b3a; border: 1px solid #b9e0c6; }
.form-status.is-error { background: #fdecea; color: #a52a20; border: 1px solid #f3c2bd; }
#form-submit[disabled] { opacity: 0.6; cursor: progress; }
.link-btn {
  margin-top: 6px;
  padding: 0;
  border: none;
  background: none;
  font-size: 12.5px;
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Privacy policy dialog (native <dialog>) */
.footer-privacy {
  margin-top: 10px;
  padding: 0;
  border: none;
  background: none;
  font-size: 13.5px;
  font-weight: 700;
  color: #fff;
}
.footer-privacy:hover { text-decoration: underline; text-underline-offset: 3px; }
.policy-dialog {
  width: min(720px, calc(100% - 32px));
  max-height: 85vh;
  overflow-y: auto;
  padding: 0;
  border: none;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  background: var(--surface);
  color: var(--ink-soft);
}
.policy-dialog::backdrop { background: rgba(10, 21, 53, 0.55); }
.policy-panel { position: relative; padding: 36px 32px 32px; font-size: 14px; line-height: 1.75; word-break: keep-all; }
.policy-panel h2 { font-size: 22px; margin-bottom: 14px; padding-right: 40px; }
.policy-panel h3 { font-size: 15px; margin: 22px 0 6px; }
.policy-panel ul { list-style: disc; padding-left: 20px; display: grid; gap: 2px; }

/* ============ Footer ============ */
.site-footer {
  background: var(--navy-950);
  color: rgba(255,255,255,0.75);
  padding: 48px 0 28px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
}
.site-footer .logo-ko { color: #fff; }
.site-footer .logo-en { font-family: inherit; font-size: 13.5px; font-weight: normal; letter-spacing: normal; line-height: 1.65; color: rgba(255,255,255,0.55); }
.footer-address, .footer-contact {
  font-size: 13.5px;
  margin-top: 6px;
  color: rgba(255,255,255,0.55);
}
.footer-copy { font-size: 12.5px; color: rgba(255,255,255,0.4); font-family: var(--font-mono); }

/* ============ Reveal (JS-driven; content stays visible without JS) ============ */
.reveal { will-change: transform, opacity; }

/* ============ Responsive ============ */
@media (max-width: 980px) {
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .hero-crosshair { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 768px) {
  .main-nav {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    background: var(--surface);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--dur-base) var(--ease-out);
  }
  .main-nav.is-open { max-height: 320px; }
  .main-nav a {
    padding: 16px 24px;
    border-bottom: 1px solid var(--muted);
    width: 100%;
  }
  .main-nav a::after { display: none; }
  .nav-toggle { display: flex; }
  .logo-en { display: none; }
  .hero { padding: 72px 0 56px; }
  .section { padding: 64px 0; }
  .hero-stats { grid-template-columns: 1fr; gap: 16px; }
}

@media (max-width: 560px) {
  .industry-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .lang-btn { padding: 6px 7px; font-size: 11px; }
  .logo-en { font-size: 12px; }
  .history-item { grid-template-columns: 44px 16px 1fr; column-gap: 12px; }
  .history-year { font-size: 14px; }
  .history-content li { gap: 8px; }
  .history-month { flex-basis: 34px; font-size: 11.5px; }
}