/* ============================================
   세종바이오테크 — HUD Dark Design System
   ============================================ */

@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/static/pretendard.css');

/* ── CSS Variables ── */
:root {
  --bg:          #07090F;
  --surface:     #0D1420;
  --surface-2:   #111B28;
  --surface-3:   #162032;
  --border:      rgba(0,240,255,0.1);
  --border-h:    rgba(0,240,255,0.28);
  --accent:      #00F0FF;
  --accent-dim:  rgba(0,240,255,0.55);
  --accent-glow: rgba(0,240,255,0.12);
  --gold:        #FFB300;
  --gold-dim:    rgba(255,179,0,0.6);
  --text-h:      #E2F0FF;
  --text-body:   rgba(200,225,255,0.68);
  --text-light:  rgba(170,205,255,0.4);
  --text-white:  #FFFFFF;
  --primary:     #0A1E35;
  --primary-dark:#05111F;
  --primary-light:#122840;
  --mono:        'Pretendard', 'Courier New', monospace;
  --font-kr:     'Pretendard', 'Apple SD Gothic Neo', sans-serif;
  --font-en:     'Pretendard', sans-serif;
  --max-width:   1280px;
  --header-height: 80px;
  --radius-sm:   4px;
  --radius-md:   6px;
  --radius-lg:   8px;
  --radius-xl:   12px;
  --clip:        polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
  --clip-sm:     polygon(0 0, calc(100% - 5px) 0, 100% 5px, 100% 100%, 5px 100%, 0 calc(100% - 5px));
  --shadow-sm:   0 2px 12px rgba(0,0,0,0.4);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.5);
  --shadow-lg:   0 20px 60px rgba(0,0,0,0.6);
  --glow:        0 0 24px rgba(0,240,255,0.12), 0 0 60px rgba(0,240,255,0.05);
  --transition:  all 0.35s cubic-bezier(0.25,0.8,0.25,1);
  /* secondary variables used by existing HTML */
  --accent-light:#5CE0D2;
  --accent-dark: #00C8D4;
  --secondary:   rgba(0,240,255,0.06);
  --bg-light:    #0D1420;
  --bg-white:    #111B28;
  --text-dark:   #E2F0FF;
  --border-std:  rgba(0,240,255,0.1);
}

/* ── Reset ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-kr);
  color: var(--text-body);
  background: var(--bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 { font-weight: 700; color: var(--text-h); line-height: 1.3; }
.en-text { font-family: var(--font-en); }
strong { color: var(--text-h); }

/* ── Container ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

/* ════════════════════════════════════
   HEADER
════════════════════════════════════ */
.header {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: var(--transition);
  background: transparent;
}

.header.scrolled {
  background: rgba(7,9,15,0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 30px rgba(0,0,0,0.6);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo { display: flex; align-items: center; gap: 10px; z-index: 1001; }

.header-logo-img {
  height: 38px;
  width: auto;
  display: block;
  filter: brightness(0) invert(1);
  transition: opacity 0.3s;
}
.header-logo-img:hover { opacity: 0.8; }

.logo-icon {
  width: 38px; height: 38px;
  background: var(--accent);
  color: #000;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono);
  font-weight: 900; font-size: 14px;
  clip-path: var(--clip-sm);
  transition: var(--transition);
}

.logo:hover .logo-icon { box-shadow: 0 0 16px var(--accent); }

.logo-text {
  font-size: 18px; font-weight: 800;
  color: var(--text-white);
  transition: var(--transition);
}

.header.scrolled .logo-text { color: var(--text-white); }

.logo-sub {
  font-size: 9px; font-weight: 500;
  color: var(--accent-dim);
  letter-spacing: 2.5px; text-transform: uppercase;
  font-family: var(--mono);
}

/* Nav */
.nav { display: flex; align-items: center; gap: 0; }

.nav-item { position: relative; padding: 0 22px; }

.nav-link {
  display: flex; align-items: center;
  height: var(--header-height);
  font-size: 13px; font-weight: 600;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.05em; white-space: nowrap;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 18px; left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 16px; height: 1px;
  background: var(--accent);
  transition: var(--transition);
}

.nav-item:hover .nav-link { color: var(--accent); }
.nav-item:hover .nav-link::after { transform: translateX(-50%) scaleX(1); }

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 4px); left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 220px;
  background: rgba(11,20,36,0.97);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  clip-path: var(--clip);
  opacity: 0; visibility: hidden;
  transition: all 0.3s ease;
  padding: 10px 0;
  box-shadow: var(--shadow-lg), var(--glow);
}

.nav-item:hover .dropdown {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown a {
  display: block;
  padding: 10px 22px;
  font-size: 13px; font-weight: 500;
  color: var(--text-body);
  border-left: 2px solid transparent;
  transition: var(--transition);
}

.dropdown a:hover {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-glow);
  padding-left: 28px;
}

/* Language Switch */
.lang-switch {
  display: flex; align-items: center;
  gap: 2px; margin-left: 20px;
  padding-left: 20px;
  border-left: 1px solid var(--border);
}

.lang-switch a {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 26px;
  font-family: var(--mono);
  font-size: 11px; font-weight: 600;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.35);
  border: 1px solid transparent;
  transition: var(--transition);
}

.lang-switch a:hover { color: var(--accent); border-color: var(--border-h); }

.lang-switch a.active {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-glow);
}

/* Mobile toggle */
.menu-toggle {
  display: none; flex-direction: column;
  gap: 5px; cursor: pointer; z-index: 1001; padding: 5px;
}

.menu-toggle span {
  display: block; width: 22px; height: 1.5px;
  background: var(--text-white);
  transition: var(--transition);
}

/* Header subpage variant */
.header-sub {
  background: rgba(7,9,15,0.96);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.header-sub .logo-text { color: var(--text-white); }
.header-sub .logo-sub  { color: var(--accent-dim); }
.header-sub .nav-link  { color: rgba(255,255,255,0.65); }
.header-sub .menu-toggle span { background: var(--text-white); }
.header-sub .lang-switch { border-left-color: var(--border); }

/* ════════════════════════════════════
   HERO SLIDER (legacy classes)
════════════════════════════════════ */
.hero-slider {
  position: relative; width: 100%;
  height: 100vh; min-height: 650px; overflow: hidden;
}

.slides { position: relative; width: 100%; height: 100%; }

.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease; z-index: 1; }
.slide.active { opacity: 1; z-index: 2; }

.slide-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.05); transition: transform 8s ease;
}
.slide.active .slide-bg { transform: scale(1); }

.slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.5) 60%, rgba(0,0,0,0.65) 100%);
}

.slide-content {
  position: absolute; bottom: 20%; left: 50%;
  transform: translateX(-50%);
  z-index: 3; max-width: var(--max-width);
  padding: 0 80px; width: 100%;
}

.slide-label {
  font-family: var(--mono);
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 16px;
}
.slide-label::before { content: '[ '; opacity: 0.6; }
.slide-label::after  { content: ' ]'; opacity: 0.6; }

.slide-title {
  font-size: clamp(36px, 5vw, 60px); font-weight: 800;
  color: white; line-height: 1.2; letter-spacing: -0.5px;
  margin-bottom: 20px;
}

.slide-desc {
  font-size: 15px; color: rgba(255,255,255,0.65);
  line-height: 1.85; margin-bottom: 32px;
}

.slide-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 32px;
  border: 1px solid var(--accent);
  color: var(--accent); font-size: 13px;
  font-family: var(--mono); letter-spacing: 0.1em;
  clip-path: var(--clip);
  background: rgba(0,240,255,0.05);
  transition: background 0.2s;
}
.slide-btn:hover { background: rgba(0,240,255,0.15); color: var(--accent); }

.animate-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.slide.active .animate-up { opacity: 1; transform: translateY(0); }
.slide.active .delay-1 { transition-delay: 0.3s; }
.slide.active .delay-2 { transition-delay: 0.5s; }
.slide.active .delay-3 { transition-delay: 0.7s; }

.slider-arrows { position: absolute; bottom: 60px; left: 80px; z-index: 10; display: flex; }

.slider-arrow {
  width: 46px; height: 46px;
  border: 1px solid var(--border);
  background: rgba(7,9,15,0.6);
  color: rgba(255,255,255,0.5); font-size: 16px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  clip-path: var(--clip-sm); transition: var(--transition);
}
.slider-arrow:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

.slider-dots {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%); z-index: 10; display: flex; gap: 10px;
}

.dot {
  width: 8px; height: 8px;
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  border: 1px solid rgba(255,255,255,0.3);
  background: transparent; cursor: pointer; transition: var(--transition);
}
.dot.active { background: var(--accent); border-color: var(--accent); }

.slider-counter {
  position: absolute; bottom: 70px; right: 80px; z-index: 10;
  color: rgba(255,255,255,0.35); font-size: 12px;
  letter-spacing: 2px; font-family: var(--mono);
}
.slider-counter .current-num { color: var(--accent); font-weight: 700; font-size: 20px; }

/* ════════════════════════════════════
   BUTTONS
════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 13px 30px;
  font-size: 14px; font-weight: 600;
  border: none; cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-kr);
  clip-path: var(--clip);
  letter-spacing: 0.02em;
}

.btn-primary {
  background: var(--accent); color: #000; font-weight: 700;
  box-shadow: 0 4px 24px rgba(0,240,255,0.25);
}
.btn-primary:hover {
  background: #33F4FF;
  box-shadow: 0 8px 32px rgba(0,240,255,0.4);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent);
}
.btn-outline:hover { background: var(--accent-glow); }

.btn-dark {
  background: var(--surface-3); color: var(--text-white);
  border: 1px solid var(--border);
}
.btn-dark:hover {
  background: var(--accent); color: #000;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.btn-arrow::after { content: '\2192'; transition: transform 0.3s ease; }
.btn-arrow:hover::after { transform: translateX(4px); }

/* ════════════════════════════════════
   SECTIONS COMMON
════════════════════════════════════ */
.section { padding: 120px 0; }

.section-header { text-align: center; margin-bottom: 70px; }

.section-label {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px; font-weight: 400;
  color: var(--accent);
  letter-spacing: 0.22em; text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800; color: var(--text-h);
  margin-bottom: 20px;
}

.section-desc {
  font-size: 15px; color: var(--text-light);
  max-width: 600px; margin: 0 auto; line-height: 1.8;
}

/* Big Title (BNC Style) */
.big-title {
  text-align: center;
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 300; letter-spacing: 8px;
  color: #E2F0FF !important;
  margin-bottom: 14px;
  font-family: var(--mono);
}

.big-subtitle {
  text-align: center;
  font-size: 15px; color: rgba(200, 225, 255, 0.75);
  margin-bottom: 60px; line-height: 1.75;
}

/* Section divider decoration */
.section::before {
  content: '';
  display: block;
  width: 40px; height: 1px;
  background: var(--accent);
  margin: 0 auto 0;
  opacity: 0.3;
}

/* ════════════════════════════════════
   BRAND OVERVIEW
════════════════════════════════════ */
.brand-overview { background: var(--surface); }

.brand-layout {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 40px; align-items: center;
}

.brand-image { overflow: hidden; clip-path: var(--clip); }
.brand-image img { width: 100%; height: 380px; object-fit: cover; transition: transform 0.6s ease; }
.brand-image:hover img { transform: scale(1.04); }

.brand-text { padding: 20px 0; }

.brand-line {
  width: 50px; height: 1px;
  background: var(--accent);
  margin-bottom: 24px;
  box-shadow: 0 0 8px var(--accent);
}

.brand-text h3 {
  font-family: var(--font-en);
  font-size: 28px; font-weight: 300;
  line-height: 1.45; color: var(--text-h);
  margin-bottom: 16px;
}

.brand-text p {
  font-size: 14.5px; color: var(--text-body);
  line-height: 1.8; margin-bottom: 24px;
}

.text-link {
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  color: var(--accent); letter-spacing: 0.12em;
  transition: var(--transition);
}
.text-link:hover { letter-spacing: 0.2em; text-shadow: 0 0 8px var(--accent); }

.brand-quick-links {
  display: flex; flex-direction: column; gap: 4px;
}

.quick-link-card {
  display: flex; flex-direction: column; justify-content: center;
  padding: 22px 26px; min-width: 150px; min-height: 96px;
  color: white;
  clip-path: var(--clip-sm);
  border: 1px solid rgba(255,255,255,0.06);
  transition: var(--transition);
}
.quick-link-card:hover {
  transform: translateX(-5px);
  border-color: var(--border-h);
  box-shadow: var(--glow);
}

.ql-label { font-size: 14px; font-weight: 700; letter-spacing: 2px; margin-bottom: 4px; font-family: var(--mono); }
.ql-desc  { font-size: 12px; opacity: 0.75; }

/* ════════════════════════════════════
   PRODUCTS SECTION
════════════════════════════════════ */
.products-section { background: var(--bg); }

.products-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

.product-card {
  overflow: hidden;
  border: 1px solid var(--border);
  clip-path: var(--clip);
  transition: var(--transition);
  background: var(--surface);
}
.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-h);
  box-shadow: var(--glow);
}

.product-img {
  height: 260px; background-size: cover; background-position: center;
  position: relative; overflow: hidden;
}
.product-img::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.4s ease;
}
.product-card:hover .product-img::after { background: rgba(0,240,255,0.06); }

.product-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 16px 20px; z-index: 1;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
}
.product-tag {
  font-family: var(--mono); font-size: 11px; font-weight: 400;
  letter-spacing: 3px; color: var(--accent);
}

.product-info { padding: 22px 20px; }
.product-info h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; color: var(--text-h); }
.product-info p  { font-size: 13.5px; color: var(--text-light); margin-bottom: 14px; }

/* ════════════════════════════════════
   R&D SECTION
════════════════════════════════════ */
.rnd-section {
  background: var(--surface); position: relative; overflow: hidden;
}

.rnd-bg-pattern {
  position: absolute; inset: 0; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5L52 17.5V42.5L30 55L8 42.5V17.5L30 5Z' fill='none' stroke='%2300F0FF' stroke-width='0.5'/%3E%3C/svg%3E");
  background-size: 60px 60px;
}

.rnd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; position: relative; z-index: 1; }

.rnd-card { overflow: hidden; }

.rnd-img {
  height: 280px; background-size: cover; background-position: center;
  position: relative; margin-bottom: 20px;
  clip-path: var(--clip);
  border: 1px solid var(--border);
  transition: border-color 0.3s;
}
.rnd-card:hover .rnd-img { border-color: var(--border-h); }

.rnd-num {
  position: absolute; bottom: 16px; right: 20px;
  font-size: 56px; font-weight: 800;
  color: rgba(0,240,255,0.12); line-height: 1;
  font-family: var(--mono);
}

.rnd-card h4 { font-size: 19px; font-weight: 700; margin-bottom: 8px; color: var(--text-h); }
.rnd-card p  { font-size: 14px; color: var(--text-body); line-height: 1.75; }

/* ════════════════════════════════════
   ABOUT SECTION
════════════════════════════════════ */
.about-section { background: var(--bg); }

.about-flex { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

.about-left .section-label {
  display: inline-block; font-family: var(--mono);
  font-size: 11px; color: var(--accent);
  letter-spacing: 0.22em; text-transform: uppercase;
  margin-bottom: 16px;
}

.about-left h2 {
  font-size: 32px; font-weight: 800;
  line-height: 1.35; margin-bottom: 24px;
  color: var(--text-h);
}

.about-left h2 .accent { color: var(--accent); }

.about-left > p {
  font-size: 15px; color: var(--text-body);
  line-height: 1.9; margin-bottom: 16px;
}

.about-stats {
  display: flex; gap: 36px;
  margin: 36px 0; padding: 24px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat-item { text-align: center; }

.stat-number, .stat-text {
  font-size: 28px; font-weight: 800;
  color: var(--accent); margin-bottom: 4px;
  font-family: var(--mono);
}

.stat-label { font-size: 12px; color: var(--text-light); letter-spacing: 0.02em; }

.about-right { position: relative; }

.about-img-box { position: relative; overflow: hidden; clip-path: var(--clip); }
.about-img-box img { width: 100%; height: 460px; object-fit: cover; transition: transform 0.6s ease; }
.about-img-box:hover img { transform: scale(1.03); }

.about-img-badge {
  position: absolute; bottom: 20px; left: 20px;
  background: rgba(7,9,15,0.9);
  border: 1px solid var(--border-h);
  padding: 14px 22px;
  clip-path: var(--clip-sm);
  display: flex; flex-direction: column; gap: 2px;
  backdrop-filter: blur(8px);
}
.about-img-badge span:last-child { font-size: 11px; color: var(--text-light); }

/* ════════════════════════════════════
   CORE VALUES
════════════════════════════════════ */
.values-section { background: var(--surface); }

.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

.value-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  clip-path: var(--clip);
  padding: 40px 32px;
  transition: var(--transition);
  position: relative; overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s ease;
}

.value-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-h);
  box-shadow: var(--glow);
}
.value-card:hover::before { transform: scaleX(1); }

.value-number {
  font-family: var(--mono); font-size: 44px; font-weight: 800;
  color: rgba(0,240,255,0.06);
  position: absolute; top: 18px; right: 20px;
}

.value-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 14px; color: var(--text-h); }
.value-card p  { font-size: 14px; color: var(--text-body); line-height: 1.75; }

/* ════════════════════════════════════
   NOTICE SECTION
════════════════════════════════════ */
.notice-section { background: var(--bg); }

.notice-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }

.notice-box {
  background: var(--surface);
  border: 1px solid var(--border);
  clip-path: var(--clip);
  padding: 32px;
}

.notice-box-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px;
}

.notice-box-header h3 { font-size: 18px; font-weight: 700; color: var(--text-h); }
.notice-box-header a  { font-family: var(--mono); font-size: 11px; color: var(--text-light); letter-spacing: 0.1em; }
.notice-box-header a:hover { color: var(--accent); }

.notice-list { display: flex; flex-direction: column; }

.notice-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 0; border-bottom: 1px solid var(--border);
}
.notice-item:last-child { border-bottom: none; }

.notice-item a { font-size: 14px; font-weight: 500; color: var(--text-body); }
.notice-item a:hover { color: var(--accent); padding-left: 4px; }

.notice-item .date {
  font-family: var(--mono); font-size: 11px;
  color: var(--text-light); white-space: nowrap;
}

/* CTA Box */
.cta-box {
  background: var(--surface-2);
  border: 1px solid var(--border-h);
  clip-path: var(--clip);
  padding: 48px;
  text-align: center;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  position: relative; overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,240,255,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box h3 { font-size: 22px; font-weight: 700; color: var(--text-h); margin-bottom: 12px; }
.cta-box p  { font-size: 14px; color: var(--text-body); margin-bottom: 28px; line-height: 1.8; }

/* ════════════════════════════════════
   ABOUT (preview / grid variant)
════════════════════════════════════ */
.about-preview { position: relative; overflow: hidden; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }

.about-visual { position: relative; }

.about-image-box {
  width: 100%; height: 460px;
  clip-path: var(--clip);
  overflow: hidden; position: relative;
  background: linear-gradient(135deg, var(--surface-2), var(--primary));
  border: 1px solid var(--border);
}

.about-image-box::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,240,255,0.04), transparent);
}

.about-image-inner {
  position: absolute; inset: 0; z-index: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: white; padding: 40px; text-align: center;
}
.about-image-inner .vision-text {
  font-family: var(--mono); font-size: 26px; font-weight: 700;
  margin-bottom: 12px; letter-spacing: 3px; color: var(--accent);
}
.about-image-inner .vision-sub { font-size: 14px; opacity: 0.7; }

.about-floating-card {
  position: absolute; bottom: -24px; right: -24px;
  background: var(--surface-2); border: 1px solid var(--border-h);
  clip-path: var(--clip-sm); padding: 24px 28px; z-index: 2;
  backdrop-filter: blur(8px);
}
.about-floating-card .stat-number { font-family: var(--mono); font-size: 32px; font-weight: 800; color: var(--accent); }
.about-floating-card .stat-label  { font-size: 12px; color: var(--text-light); margin-top: 4px; }

.about-text-content h2 { font-size: 34px; font-weight: 800; margin-bottom: 24px; line-height: 1.35; color: var(--text-h); }
.about-text-content h2 .highlight { color: var(--accent); }
.about-text-content .desc { font-size: 15px; color: var(--text-body); line-height: 1.85; margin-bottom: 32px; }

.about-features { display: flex; flex-direction: column; gap: 18px; margin-bottom: 36px; }

.about-feature { display: flex; align-items: flex-start; gap: 14px; }
.about-feature-icon {
  width: 34px; height: 34px; clip-path: var(--clip-sm);
  background: var(--accent-glow); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--accent); font-size: 15px;
}
.about-feature-text h4 { font-size: 14px; font-weight: 700; margin-bottom: 4px; color: var(--text-h); }
.about-feature-text p  { font-size: 13px; color: var(--text-light); }

/* ════════════════════════════════════
   CORE VALUES (4-item)
════════════════════════════════════ */
.core-values-section {
  background: var(--surface-2); position: relative; overflow: hidden;
}
.core-values-section::before {
  content: ''; position: absolute; inset: 0; opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5L52 17.5V42.5L30 55L8 42.5V17.5L30 5Z' fill='none' stroke='%2300F0FF' stroke-width='0.5'/%3E%3C/svg%3E");
  background-size: 60px 60px;
}
.core-values-section .section-label { color: var(--accent); }
.core-values-section .section-title { color: var(--text-h); }
.core-values-section .section-desc  { color: var(--text-body); }

.core-values-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; position: relative; z-index: 1; }

.core-value-item {
  background: rgba(0,240,255,0.03);
  border: 1px solid var(--border);
  clip-path: var(--clip-sm);
  padding: 36px 24px; text-align: center;
  transition: var(--transition); backdrop-filter: blur(8px);
}
.core-value-item:hover {
  background: var(--accent-glow);
  transform: translateY(-6px);
  border-color: var(--border-h);
  box-shadow: var(--glow);
}

.core-value-icon {
  width: 64px; height: 64px; margin: 0 auto 18px;
  clip-path: var(--clip-sm);
  background: var(--accent-glow); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 28px;
}

.core-value-item h3     { font-size: 17px; font-weight: 700; color: var(--text-h); margin-bottom: 6px; }
.core-value-item .en-label {
  font-family: var(--mono); font-size: 10px; color: var(--accent-dim);
  letter-spacing: 0.18em; text-transform: uppercase;
  margin-bottom: 14px; display: block;
}
.core-value-item p { font-size: 13px; color: var(--text-body); line-height: 1.7; }

/* ════════════════════════════════════
   BUSINESS SECTION
════════════════════════════════════ */
.business-section { background: var(--surface); }

.business-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }

.business-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  clip-path: var(--clip);
  overflow: hidden; transition: var(--transition);
}
.business-card:hover { transform: translateY(-8px); border-color: var(--border-h); box-shadow: var(--glow); }

.business-card-image { height: 200px; position: relative; overflow: hidden; }

.business-card-image .card-gradient {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; padding: 28px; color: white; text-align: center;
}
.business-card-image .card-gradient .card-icon { font-size: 44px; margin-bottom: 10px; }

.business-card:nth-child(1) .card-gradient { background: linear-gradient(135deg, #0B2A4A, #1052A0); }
.business-card:nth-child(2) .card-gradient { background: linear-gradient(135deg, #003D35, #00A090); }
.business-card:nth-child(3) .card-gradient { background: linear-gradient(135deg, #2B1A60, #5A2090); }

.business-card-body { padding: 26px; }
.business-card-body h3 { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: var(--text-h); }
.business-card-body p  { font-size: 13.5px; color: var(--text-body); line-height: 1.75; margin-bottom: 18px; }

.business-card-body .badge {
  display: inline-block; padding: 5px 12px;
  background: var(--accent-glow); color: var(--accent-dim);
  font-family: var(--mono); font-size: 11px;
  clip-path: var(--clip-sm); border: 1px solid var(--border);
}

.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  color: var(--accent); margin-top: 14px; letter-spacing: 0.1em;
}
.card-link:hover { gap: 10px; }

/* ════════════════════════════════════
   CONTACT SECTION
════════════════════════════════════ */
.contact-section { background: var(--surface); }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }

.contact-info-list { display: flex; flex-direction: column; gap: 20px; }

.contact-info-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 18px 22px;
  background: var(--surface-2); border: 1px solid var(--border);
  clip-path: var(--clip-sm); transition: border-color 0.3s;
}
.contact-info-item:hover { border-color: var(--border-h); }

.contact-icon {
  width: 40px; height: 40px; clip-path: var(--clip-sm);
  background: var(--accent-glow); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 17px; color: var(--accent);
}

.contact-detail h4 { font-size: 13px; font-weight: 700; color: var(--text-h); margin-bottom: 4px; }
.contact-detail p  { font-size: 13.5px; color: var(--text-body); }

.map-container {
  width: 100%; height: 380px;
  clip-path: var(--clip); overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-2);
}
.map-container iframe { width: 100%; height: 100%; border: none; filter: invert(0.85) hue-rotate(200deg) brightness(0.8); }

/* ════════════════════════════════════
   FOOTER
════════════════════════════════════ */
.footer {
  background: var(--primary-dark);
  color: var(--text-light);
  padding: 60px 0 0;
  border-top: 1px solid var(--border);
}

.footer-top {
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}

.footer-logo .logo-text { color: var(--text-white); font-size: 17px; }
.footer-logo .logo-sub  { color: var(--accent-dim); }

.footer-top-nav {
  display: flex; align-items: center; gap: 0;
}
.footer-top-nav a {
  font-size: 13px; color: rgba(200,225,255,0.6);
  padding: 4px 20px;
  border-right: 1px solid rgba(0,240,255,0.15);
  transition: color 0.2s;
  white-space: nowrap;
}
.footer-top-nav a:first-child { border-left: 1px solid rgba(0,240,255,0.15); }
.footer-top-nav a:hover { color: var(--accent); }

.footer-links { display: flex; gap: 20px; }
.footer-links a { font-family: var(--mono); font-size: 11px; color: var(--text-light); letter-spacing: 0.05em; }
.footer-links a:hover { color: var(--accent); }
.footer-links a.bold  { color: rgba(255,255,255,0.55); font-weight: 600; }

.footer-content { display: block; padding-bottom: 40px; }

.footer-info p    { font-size: 13px; line-height: 2.1; color: var(--text-light); }
.footer-info strong { color: rgba(255,255,255,0.55); }

.footer-quick-links h4 { font-family: var(--mono); font-size: 11px; color: rgba(255,255,255,0.5); letter-spacing: 0.12em; margin-bottom: 16px; }
.footer-quick-links a  { display: block; font-size: 13px; color: var(--text-light); padding: 4px 0; }
.footer-quick-links a:hover { color: var(--accent); padding-left: 6px; }

.footer-bottom { border-top: 1px solid var(--border); padding: 18px 0; text-align: center; }
.footer-bottom p { font-family: var(--mono); font-size: 11px; color: rgba(255,255,255,0.2); letter-spacing: 0.06em; }

/* ════════════════════════════════════
   SUBPAGE — PAGE HERO
════════════════════════════════════ */
.page-hero {
  height: 380px;
  display: flex; align-items: center; justify-content: center;
  text-align: center; position: relative; overflow: hidden;
  margin-top: var(--header-height);
  background-size: cover; background-position: center;
}

.page-hero.hero-about    { background-image: url('https://images.unsplash.com/photo-1581093588401-fbb62a02f120?w=1600&q=80'); }
.page-hero.hero-business { background-image: url('https://images.unsplash.com/photo-1576086213369-97a306d36557?w=1600&q=80'); }
.page-hero.hero-brand    { background-image: url('https://images.unsplash.com/photo-1507413245164-6160d8298b31?w=1600&q=80'); }
.page-hero.hero-cs       { background-image: url('https://images.unsplash.com/photo-1576091160550-2173dba999ef?w=1600&q=80'); }

/* Dark overlay */
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.88) 0%, rgba(0,0,0,0.6) 60%, rgba(0,0,0,0.75) 100%);
  z-index: 1;
}

/* Grid overlay */
.page-hero::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,240,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: 1; pointer-events: none;
}

/* Corner brackets */
.page-hero-content { position: relative; z-index: 2; }

.page-hero h1 {
  font-family: var(--mono); font-size: 42px; font-weight: 300;
  color: var(--text-white); letter-spacing: 8px;
  text-transform: uppercase; margin-bottom: 12px;
}
.page-hero h1::before { content: '[ '; color: var(--accent); opacity: 0.7; }
.page-hero h1::after  { content: ' ]'; color: var(--accent); opacity: 0.7; }

.page-hero .hero-sub {
  font-size: 14px; color: rgba(255,255,255,0.5); letter-spacing: 1px;
}

.page-breadcrumb {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; font-family: var(--mono); font-size: 11px;
  color: rgba(255,255,255,0.3); margin-top: 18px; letter-spacing: 0.08em;
}
.page-breadcrumb a { color: rgba(255,255,255,0.3); }
.page-breadcrumb a:hover { color: var(--accent); }
.page-breadcrumb .sep { font-size: 9px; color: var(--accent); opacity: 0.5; }

/* ════════════════════════════════════
   SUBPAGE — SUB NAV
════════════════════════════════════ */
.sub-nav {
  display: flex; position: sticky;
  top: var(--header-height); z-index: 50;
  border-bottom: 1px solid var(--border);
}

.sub-nav-left {
  display: flex; align-items: center; gap: 12px;
  padding: 0 28px 0 max(40px, calc((100vw - var(--max-width)) / 2 + 40px));
  background: var(--primary-dark);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
}

.sub-nav-left .nav-home {
  display: flex; align-items: center; justify-content: center;
  width: 32px; height: 32px;
  border: 1px solid var(--border);
  clip-path: var(--clip-sm); font-size: 15px;
  color: var(--accent); transition: var(--transition);
  flex-shrink: 0; background: var(--accent-glow);
}
.sub-nav-left .nav-home:hover { background: var(--accent); color: #000; border-color: var(--accent); }

.sub-nav-left .nav-section {
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  color: var(--accent-dim); letter-spacing: 0.12em;
}

.sub-nav-right {
  display: flex; align-items: center; flex: 1;
  background: var(--surface); padding: 0 max(40px, calc((100vw - var(--max-width)) / 2 + 40px)) 0 0; overflow-x: auto;
}

.sub-nav-right a {
  display: flex; align-items: center;
  padding: 14px 22px; font-size: 13px; font-weight: 500;
  color: var(--text-light); white-space: nowrap;
  transition: var(--transition); position: relative;
  letter-spacing: 0.02em;
  border-bottom: 1px solid transparent;
}
.sub-nav-right a:hover  { color: var(--accent); }
.sub-nav-right a.active { color: var(--accent); font-weight: 700; border-bottom-color: var(--accent); }
.sub-nav-right a.active::before { content: '> '; font-family: var(--mono); font-size: 11px; }

/* Legacy fallback */
.sub-nav-inner { display: contents; }
.sub-nav:not(:has(.sub-nav-left)) { background: var(--surface); }
.sub-nav:not(:has(.sub-nav-left)) .sub-nav-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 40px; display: flex; }
.sub-nav:not(:has(.sub-nav-left)) a { padding: 16px 24px; font-size: 14px; font-weight: 500; color: var(--text-light); border-bottom: 1px solid transparent; white-space: nowrap; }
.sub-nav:not(:has(.sub-nav-left)) a:hover  { color: var(--accent); }
.sub-nav:not(:has(.sub-nav-left)) a.active { color: var(--accent); font-weight: 700; border-bottom-color: var(--accent); }

/* ════════════════════════════════════
   SUBPAGE CONTENT
════════════════════════════════════ */
.page-content { padding: 80px 0 120px; }

.page-layout { max-width: 900px; margin: 0 auto; }

.content-area { min-height: 400px; }

.content-area h2 {
  font-family: var(--mono); font-size: 28px; font-weight: 300;
  letter-spacing: 5px; text-align: center;
  margin-bottom: 48px; color: var(--text-h);
}
.content-area h2::after {
  content: ''; display: block; width: 36px; height: 1px;
  background: var(--accent); margin: 18px auto 0;
  box-shadow: 0 0 6px var(--accent);
}

.content-area h3 { font-size: 20px; font-weight: 700; margin: 44px 0 14px; color: var(--text-h); }

.content-area p { font-size: 15px; line-height: 2; color: var(--text-body); margin-bottom: 16px; }

.sidebar { display: none; }

/* Vision/Mission card override */
.content-area [style*="linear-gradient"] {
  clip-path: var(--clip) !important;
  border-radius: 0 !important;
  border: 1px solid rgba(0,240,255,0.12);
}

/* ════════════════════════════════════
   ORG CHART
════════════════════════════════════ */
.org-chart { padding: 40px 0; }
.org-level  { display: flex; justify-content: center; margin-bottom: 0; position: relative; }
.org-node   { text-align: center; position: relative; }

.org-box {
  display: inline-block; padding: 14px 32px;
  background: var(--accent); color: #000;
  font-family: var(--mono); font-weight: 700; font-size: 15px;
  min-width: 130px; clip-path: var(--clip-sm);
}
.org-box.sub {
  background: var(--surface-2); color: var(--text-h);
  border: 1px solid var(--border-h);
}
.org-box.team {
  background: var(--surface); color: var(--text-body);
  border: 1px solid var(--border); font-size: 13px; padding: 10px 22px;
}
.org-box.leaf {
  background: var(--bg); color: var(--text-light);
  border: 1px solid var(--border); font-size: 12px; padding: 9px 18px;
}

.org-connector { width: 1px; height: 28px; background: var(--border); margin: 0 auto; }

.org-branch { display: flex; justify-content: center; gap: 28px; position: relative; }
.org-branch::before { content: ''; position: absolute; top: 0; left: 25%; right: 25%; height: 1px; background: var(--border); }

.org-branch-item { text-align: center; position: relative; }
.org-branch-item::before { content: ''; display: block; width: 1px; height: 28px; background: var(--border); margin: 0 auto; }

/* ════════════════════════════════════
   DEV NOTICE
════════════════════════════════════ */
.dev-notice {
  text-align: center; padding: 80px 40px;
  background: var(--surface-2);
  border: 1px dashed var(--border);
  clip-path: var(--clip);
}
.dev-notice-icon { font-size: 56px; margin-bottom: 20px; opacity: 0.5; }
.dev-notice h3 { font-size: 22px; color: var(--text-h); margin-bottom: 12px; }
.dev-notice p  { font-size: 14px; color: var(--text-light); max-width: 400px; margin: 0 auto; }

/* ════════════════════════════════════
   CONTACT FORM
════════════════════════════════════ */
.contact-form { display: flex; flex-direction: column; gap: 18px; }

.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-group label {
  font-family: var(--mono); font-size: 11px; font-weight: 400;
  color: var(--accent-dim); letter-spacing: 0.15em; text-transform: uppercase;
}

.form-group input,
.form-group textarea,
.form-group select {
  padding: 13px 16px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-h);
  font-size: 14px; font-family: var(--font-kr);
  transition: var(--transition);
  clip-path: var(--clip-sm);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-light); }

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 0 16px rgba(0,240,255,0.08);
  background: rgba(0,240,255,0.03);
}

.form-group select { appearance: none; cursor: pointer; }
.form-group select option { background: var(--surface-2); color: var(--text-h); }

.form-group textarea { resize: vertical; min-height: 150px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

/* Checkbox */
input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

/* ════════════════════════════════════
   DATA TABLE
════════════════════════════════════ */
.data-table { width: 100%; border-collapse: collapse; }

.data-table thead th {
  padding: 14px 16px;
  background: var(--surface-2);
  font-family: var(--mono); font-size: 11px; font-weight: 400;
  color: var(--accent-dim); letter-spacing: 0.12em;
  border-bottom: 1px solid var(--accent); text-align: left;
}

.data-table tbody td {
  padding: 15px 16px; font-size: 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-body);
}

.data-table tbody tr:hover { background: var(--accent-glow); }

.data-table .num { text-align: center; width: 60px; font-family: var(--mono); color: var(--text-light); font-size: 12px; }
.data-table .title a:hover { color: var(--accent); }
.data-table .date-col { width: 120px; font-family: var(--mono); font-size: 12px; color: var(--text-light); }

.empty-state { text-align: center; padding: 60px; color: var(--text-light); }

/* ════════════════════════════════════
   POLICY PAGES
════════════════════════════════════ */
.policy-wrap {
  max-width: 860px; margin: 0 auto;
  padding: 60px 40px;
  color: var(--text-body);
}

.policy-wrap h1 {
  font-family: var(--mono); font-size: 24px;
  color: var(--text-h); margin-bottom: 10px; letter-spacing: 3px;
}

.policy-wrap .policy-date {
  font-family: var(--mono); font-size: 11px;
  color: var(--text-light); margin-bottom: 40px;
}

.policy-wrap h2 {
  font-size: 18px; color: var(--text-h);
  margin: 36px 0 12px;
  padding-bottom: 8px; border-bottom: 1px solid var(--border);
  letter-spacing: 0;
}

.policy-wrap p { font-size: 14.5px; line-height: 2; margin-bottom: 14px; }
.policy-wrap ul { padding-left: 20px; list-style: disc; margin-bottom: 14px; }
.policy-wrap ul li { font-size: 14px; line-height: 1.9; color: var(--text-body); }

.info-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.info-table th { padding: 12px 16px; background: var(--surface-2); font-family: var(--mono); font-size: 11px; color: var(--accent-dim); border: 1px solid var(--border); letter-spacing: 0.1em; }
.info-table td { padding: 12px 16px; font-size: 13.5px; border: 1px solid var(--border); color: var(--text-body); }

/* ════════════════════════════════════
   ANIMATIONS
════════════════════════════════════ */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ════════════════════════════════════
   BACK TO TOP
════════════════════════════════════ */
.back-to-top {
  position: fixed; bottom: 28px; right: 28px;
  width: 44px; height: 44px;
  background: var(--surface-2); color: var(--accent);
  border: 1px solid var(--border);
  clip-path: var(--clip-sm); cursor: pointer;
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.show { opacity: 1; visibility: visible; }
.back-to-top:hover {
  background: var(--accent); color: #000;
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(0,240,255,0.4);
  transform: translateY(-3px);
}

/* ════════════════════════════════════
   RESPONSIVE
════════════════════════════════════ */
@media (max-width: 1024px) {
  .container { padding: 0 24px; }
  .header-inner { padding: 0 24px; }
  .values-grid { grid-template-columns: repeat(2,1fr); }
  .core-values-grid { grid-template-columns: repeat(2,1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-flex { grid-template-columns: 1fr; gap: 40px; }
  .business-grid { grid-template-columns: repeat(2,1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .brand-layout { grid-template-columns: 1fr 1fr; }
  .brand-quick-links { flex-direction: row; }
  .products-grid { grid-template-columns: repeat(2,1fr); }
  .rnd-grid { grid-template-columns: 1fr; }
  .slide-content { padding: 0 40px; }
}

@media (max-width: 768px) {
  :root { --header-height: 62px; }

  .menu-toggle { display: flex; }

  .nav {
    position: fixed; top: 0; right: -100%;
    width: 80%; max-width: 340px; height: 100vh;
    background: rgba(10,15,25,0.97);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--border);
    flex-direction: column; align-items: stretch;
    padding: 80px 20px 24px;
    transition: right 0.4s ease;
    overflow-y: auto;
  }
  .nav.open { right: 0; }

  .nav-item { padding: 0; }
  .nav-link {
    height: auto; padding: 14px 0;
    color: var(--text-h); font-size: 15px;
    border-bottom: 1px solid var(--border);
  }

  .dropdown {
    position: static; transform: none;
    box-shadow: none; clip-path: none; opacity: 1;
    visibility: visible; display: none;
    padding: 4px 0 4px 16px;
    background: transparent; border: none;
  }
  .nav-item.open .dropdown { display: block; }

  .hero-slider { min-height: 500px; }
  .slide-content { bottom: 15%; padding: 0 24px; }

  .section { padding: 80px 0; }
  .brand-layout { grid-template-columns: 1fr; }
  .brand-quick-links { flex-direction: row; }
  .products-grid { grid-template-columns: 1fr; }
  .about-flex { grid-template-columns: 1fr; }
  .about-stats { flex-wrap: wrap; gap: 20px; }
  .values-grid { grid-template-columns: 1fr; }
  .core-values-grid { grid-template-columns: 1fr; }
  .business-grid { grid-template-columns: 1fr; }
  .notice-grid { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; align-items: center; gap: 16px; }
  .footer-top-nav { flex-wrap: wrap; justify-content: center; }
  .footer-top-nav a { padding: 4px 12px; }
  .form-row { grid-template-columns: 1fr; }

  .page-hero { height: 240px; }
  .page-hero h1 { font-size: 24px; letter-spacing: 4px; }

  .sub-nav-left { min-width: auto; padding: 0 16px 0 24px; }
  .sub-nav-right a { padding: 12px 16px; font-size: 12px; }

  .slider-arrows { left: 24px; bottom: 40px; }
  .slider-counter { display: none; }
}

/* ════════════════════════════════════
   SCROLLBAR
════════════════════════════════════ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(0,240,255,0.2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(0,240,255,0.4); }

/* ════════════════════════════════════
   SELECTION
════════════════════════════════════ */
::selection { background: rgba(0,240,255,0.2); color: var(--text-h); }