/* ===== BASE & VARIABLES ===== */
:root {
  --navy: #0A2540;
  --navy-light: #0D3260;
  --blue: #1E6FD9;
  --blue-light: #3A8FFF;
  --mint: #00C8A0;
  --mint-light: #00E5B8;
  --white: #FFFFFF;
  --gray-50: #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-600: #475569;
  --gray-800: #1E293B;
  --font-kr: 'Noto Sans KR', sans-serif;
  --font-en: 'Inter', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(10,37,64,0.08);
  --shadow-lg: 0 8px 48px rgba(10,37,64,0.15);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-kr);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 100px 0; }

/* ===== SCROLL ANIMATION ===== */
[data-aos] {
  opacity: 1;
  transform: none;
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-aos].aos-animate {
  opacity: 1;
  transform: none;
}
/* 스크롤 진입 시 살짝 페이드업 효과 */
.section-header,
.partner-card,
.solution-card,
.cert-card,
.why-card,
.product-item,
.contact-info,
.contact-form-wrap {
  animation: fadeUp 0.6s ease both;
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,37,64,0.97);
  backdrop-filter: blur(12px);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.5px;
}
.logo-fil { color: var(--white); }
.logo-bio { color: var(--mint); }
.logo-lab { color: var(--blue-light); }
.logo-kr {
  font-family: var(--font-kr);
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-link {
  color: rgba(255,255,255,0.8);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-link:hover { color: var(--white); background: rgba(255,255,255,0.1); }
.nav-cta {
  background: var(--mint);
  color: var(--navy) !important;
  font-weight: 700;
}
.nav-cta:hover { background: var(--mint-light); }
.nav-shop {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.9) !important;
}
.nav-shop:hover { background: rgba(255,255,255,0.2); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, #0D2F5E 50%, #0A3870 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-img-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(10,37,64,0.92) 0%,
    rgba(10,37,64,0.80) 45%,
    rgba(10,37,64,0.40) 100%
  );
}
.hex { animation: hexPulse 4s ease-in-out infinite; }
.hex1 { animation-delay: 0s; }
.hex2 { animation-delay: 0.3s; }
.hex3 { animation-delay: 0.6s; }
.hex4 { animation-delay: 0.9s; }
.hex5 { animation-delay: 1.2s; }
.hex6 { animation-delay: 1.5s; }
.hex7 { animation-delay: 0.2s; }
.hex8 { animation-delay: 0.5s; }
.hex9 { animation-delay: 0.8s; }
.hex10 { animation-delay: 1.1s; }
.hex11 { animation-delay: 1.4s; }
.hex12 { animation-delay: 0.4s; }
.hex13 { animation-delay: 0.7s; }
.hex14 { animation-delay: 1.0s; }
.hex15 { animation-delay: 1.3s; }
.hex16 { animation-delay: 1.6s; }
.hex17 { animation-delay: 1.9s; }
@keyframes hexPulse {
  0%, 100% { opacity: 0.15; }
  50% { opacity: 0.4; }
}
.mol-dot { animation: molPulse 3s ease-in-out infinite; }
@keyframes molPulse {
  0%, 100% { r: 4; opacity: 0.5; }
  50% { r: 7; opacity: 0.9; }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  animation: heroIn 1s ease-out;
}
@keyframes heroIn {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.badge-item {
  background: rgba(0,200,160,0.15);
  border: 1px solid rgba(0,200,160,0.4);
  color: var(--mint);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  letter-spacing: 0.3px;
}
.badge-sep { color: rgba(255,255,255,0.3); font-size: 16px; }
.hero-title {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -1px;
}
.hero-accent {
  background: linear-gradient(135deg, var(--mint), var(--blue-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-sub {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-btns {
  display: flex;
  gap: 14px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
  font-family: var(--font-kr);
}
.btn-primary {
  background: linear-gradient(135deg, var(--mint), #00A88C);
  color: var(--navy);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,200,160,0.4);
}
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.4);
  color: var(--white);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
  transform: translateY(-2px);
}
.btn-full { width: 100%; justify-content: center; }
.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
}
.stat-plus { color: var(--mint); }
.stat-label {
  display: block;
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
}

/* ===== SECTION HEADERS ===== */
.section-header { text-align: center; margin-bottom: 60px; }
.section-tag {
  display: inline-block;
  background: rgba(30,111,217,0.1);
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 30px;
  margin-bottom: 16px;
  font-family: var(--font-en);
}
.section-header.light .section-tag {
  background: rgba(0,200,160,0.15);
  color: var(--mint);
}
.section-title {
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}
.section-header.light .section-title { color: var(--white); }
.section-sub {
  font-size: 16px;
  color: var(--gray-600);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
  word-break: keep-all;
  white-space: nowrap;
}
.section-header.light .section-sub { color: rgba(255,255,255,0.65); }

/* ===== PARTNERS ===== */
.partners { background: var(--gray-50); }
.partner-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
.partner-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.partner-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.partner-card-header {
  padding: 36px 32px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}
.partner-card-header::after {
  content: '';
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.partner-card-header::before {
  content: '';
  position: absolute;
  right: 40px;
  bottom: 10px;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
}
.partner-card-header.gvs {
  background: linear-gradient(135deg, #003B7A 0%, #005BB5 60%, #0070E0 100%);
}
.partner-card-header.biotage {
  background: linear-gradient(135deg, #004D40 0%, #00796B 60%, #00897B 100%);
}
.partner-logo-wrap { }
.partner-logo-img {
  max-height: 36px;
  max-width: 140px;
  object-fit: contain;
  margin-bottom: 6px;
  display: block;
}
.partner-logo-img-white { filter: brightness(0) invert(1); }
.partner-logo-text {
  font-family: var(--font-en);
  font-size: 52px;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -2px;
  line-height: 1;
}
.biotage-text {
  font-size: 38px;
  letter-spacing: -1px;
}
.partner-logo-sub {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.55);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 6px;
}
.partner-badge {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 5px;
  backdrop-filter: blur(4px);
}
.partner-card-body { padding: 28px 32px; }
.partner-card-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}
.partner-card-body p {
  font-size: 14px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
}
.partner-products {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.product-tag {
  background: var(--gray-100);
  color: var(--gray-600);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 12px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.partner-link {
  color: var(--blue);
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}
.partner-link:hover { color: var(--blue-light); gap: 10px; }

/* ===== SOLUTIONS ===== */
.solutions { background: var(--white); }
.solution-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.solution-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.solution-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--mint));
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.solution-card:hover::before { transform: scaleX(1); }
.solution-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.sol-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 18px;
}
.sol-icon.hospital { background: rgba(30,111,217,0.1); color: var(--blue); }
.sol-icon.pharma { background: rgba(0,200,160,0.1); color: var(--mint); }
.sol-icon.env { background: rgba(34,197,94,0.1); color: #16A34A; }
.sol-icon.semi { background: rgba(168,85,247,0.1); color: #9333EA; }
.sol-icon.lab { background: rgba(245,158,11,0.1); color: #D97706; }
.sol-icon.food { background: rgba(239,68,68,0.1); color: #DC2626; }
.solution-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 10px;
}
.solution-card p {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 16px;
}
.sol-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.sol-tags span {
  background: var(--gray-100);
  color: var(--gray-600);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 20px;
}
.sol-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  transition: var(--transition);
}
.solution-card:hover .sol-link {
  gap: 10px;
  color: var(--mint);
}

/* ===== CERTIFICATIONS ===== */
.certs { background: var(--white); }
.cert-source-tabs {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  justify-content: center;
  flex-wrap: wrap;
}
.cert-source {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 32px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
  min-width: 200px;
}
.cert-source:hover { border-color: var(--blue); }
.cert-source.active {
  border-color: var(--navy);
  background: var(--navy);
}
.cert-brand-label {
  font-size: 18px;
  font-weight: 800;
  color: var(--gray-800);
  font-family: var(--font-en);
}
.cert-source.active .cert-brand-label { color: var(--white); }
.cert-brand-sub {
  font-size: 12px;
  color: var(--gray-400);
}
.cert-source.active .cert-brand-sub { color: rgba(255,255,255,0.6); }

.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}
.cert-grid.hidden { display: none; }
.cert-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.cert-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--blue);
  transform: translateY(-3px);
}
.cert-icon {
  width: 44px; height: 44px;
  background: rgba(30,111,217,0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--blue);
  flex-shrink: 0;
}
.cert-icon.medical { background: rgba(239,68,68,0.1); color: #DC2626; }
.cert-icon.env { background: rgba(34,197,94,0.1); color: #16A34A; }
.cert-icon.fda { background: rgba(168,85,247,0.1); color: #9333EA; }
.cert-icon.ec { background: rgba(59,130,246,0.1); color: #2563EB; }
.cert-icon.safety { background: rgba(245,158,11,0.1); color: #D97706; }
.cert-body h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
  font-family: var(--font-en);
}
.cert-body p {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.6;
}
.cert-link-wrap { text-align: center; }
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: 2px solid var(--navy);
  color: var(--navy);
  background: transparent;
  transition: var(--transition);
  cursor: pointer;
  font-family: var(--font-kr);
}
.btn-outline-dark:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

/* ===== WHY ===== */
.why {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.why-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--navy) 0%, #0D3260 60%, #0A4080 100%);
}
.why .container { position: relative; z-index: 1; }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}
.why-card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-4px);
  border-color: rgba(0,200,160,0.4);
}
.why-icon {
  width: 60px; height: 60px;
  background: rgba(0,200,160,0.15);
  border: 1px solid rgba(0,200,160,0.3);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--mint);
  margin: 0 auto 20px;
}
.why-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.why-card p {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
}

/* ===== PRODUCTS ===== */
.products { background: var(--gray-50); }
.product-img-wrap {
  width: 100%;
  height: 160px;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 16px;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}
.product-item:hover .product-img-wrap img { transform: scale(1.05); }
.product-img-dark {
  background: #003B7A;
  padding: 24px;
}
.product-img-dark img { object-fit: contain; filter: brightness(10); }
.product-img-pale {
  background: var(--gray-100);
  padding: 24px;
}
.product-img-pale img { object-fit: contain; }
.product-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 36px;
  justify-content: center;
}
.tab-btn {
  padding: 10px 28px;
  border-radius: 8px;
  border: 2px solid var(--gray-200);
  background: var(--white);
  color: var(--gray-600);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-kr);
}
.tab-btn.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}
.tab-btn:hover:not(.active) {
  border-color: var(--blue);
  color: var(--blue);
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}
.product-grid.hidden { display: none; }
.product-item {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.product-item:hover {
  box-shadow: var(--shadow);
  border-color: var(--blue);
  transform: translateY(-3px);
}
.product-icon {
  width: 44px; height: 44px;
  background: rgba(30,111,217,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--blue);
  margin-bottom: 14px;
}
.product-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}
.product-item p {
  font-size: 13px;
  color: var(--gray-600);
  line-height: 1.6;
  margin-bottom: 14px;
}
.product-link {
  color: var(--blue);
  font-size: 13px;
  font-weight: 600;
  transition: var(--transition);
}
.product-link:hover { color: var(--mint); }
.products-cta { text-align: center; }

/* ===== CONTACT ===== */
.contact {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}
.contact-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #0A2540 0%, #0D3A6E 100%);
}
.contact .container { position: relative; z-index: 1; }
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 60px;
  align-items: start;
}
.contact-info .section-tag { margin-bottom: 20px; }
.contact-info h2 {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.3;
}
.contact-info > p {
  font-size: 15px;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  margin-bottom: 36px;
}
.contact-details { display: flex; flex-direction: column; gap: 20px; }
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-item > i {
  width: 40px; height: 40px;
  background: rgba(0,200,160,0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mint);
  font-size: 16px;
  flex-shrink: 0;
}
.contact-item > div { display: flex; flex-direction: column; gap: 2px; }
.contact-item strong { color: rgba(255,255,255,0.9); font-size: 13px; }
.contact-item span, .contact-item a {
  color: rgba(255,255,255,0.6);
  font-size: 14px;
}
.contact-item a:hover { color: var(--mint); }

.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-800);
}
.required { color: var(--blue); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 14px;
  border: 1.5px solid var(--gray-200);
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--font-kr);
  color: var(--gray-800);
  background: var(--white);
  transition: var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(30,111,217,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--gray-400); }

/* ===== FOOTER ===== */
.footer {
  background: #06182E;
  padding: 60px 0 28px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 28px;
}
.footer-logo {
  font-family: var(--font-en);
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -1px;
  margin-bottom: 8px;
}
.footer-logo .logo-fil { color: var(--white); }
.footer-logo .logo-bio { color: var(--mint); }
.footer-logo .logo-lab { color: var(--blue-light); }
.footer-brand > p {
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  margin-bottom: 16px;
}
.footer-badges { display: flex; flex-direction: column; gap: 8px; }
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,200,160,0.1);
  border: 1px solid rgba(0,200,160,0.2);
  color: var(--mint);
  font-size: 11px;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  width: fit-content;
}
.footer-links h4 {
  color: rgba(255,255,255,0.8);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  color: rgba(255,255,255,0.45);
  font-size: 13px;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--mint); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-copy, .footer-info {
  color: rgba(255,255,255,0.3);
  font-size: 12px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .solution-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }

  /* NAV */
  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    padding: 40px 32px;
    gap: 4px;
    transition: var(--transition);
    box-shadow: -8px 0 40px rgba(0,0,0,0.4);
    z-index: 1000;
  }
  .nav-menu.open { right: 0; }
  .nav-link { font-size: 16px; padding: 12px 16px; width: 100%; }
  .hamburger { display: flex; z-index: 1001; }

  /* HERO */
  .hero { padding: 100px 20px 60px; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 15px; }
  .hero-btns { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .hero-stats { gap: 16px; }
  .stat-num { font-size: 26px; }

  /* PARTNERS */
  .partner-cards { grid-template-columns: 1fr; }
  .partner-card-header { padding: 28px 24px; }
  .partner-logo-text { font-size: 42px; }
  .biotage-text { font-size: 30px; }
  .partner-card-body { padding: 24px; }

  /* SOLUTIONS */
  .solution-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .solution-card { padding: 22px 18px; }

  /* CERTS */
  .cert-grid { grid-template-columns: 1fr; }
  .cert-source-tabs { flex-direction: column; align-items: center; }
  .cert-source { width: 100%; max-width: 340px; }

  /* WHY */
  .why-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .why-card { padding: 24px 18px; }

  /* PRODUCTS */
  .product-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .product-img-wrap { height: 130px; }

  /* CONTACT */
  .contact-wrap { grid-template-columns: 1fr; gap: 36px; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px 20px; }

  /* FOOTER */
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 6px; }

  /* SECTION HEADER */
  .section-sub { white-space: normal; font-size: 14px; }
}
@media (max-width: 480px) {
  .hero-badge { flex-direction: column; gap: 8px; }
  .badge-sep { display: none; }
  .solution-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; justify-content: center; }
  .cert-grid { grid-template-columns: 1fr; }
}