/* ============================================================
   ChiEnCheng — Shared Style Sheet
   Google Blue Theme (#4285F4)
   ============================================================ */

/* === Fonts === */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* === CSS Variables === */
:root {
  --primary:       #4285F4;
  --primary-dark:   #1A73E8;
  --primary-light:  #E8F0FE;
  --primary-xlight: #F0F4FF;
  --accent:        #00B4D8;
  --accent-light:   #CAF0F8;
  --success:        #10B981;
  --warning:        #F59E0B;
  --danger:         #EF4444;
  --dark:           #1A1A2E;
  --text-primary:   #1E293B;
  --text-secondary: #475569;
  --text-muted:     #94A3B8;
  --bg-white:       #FFFFFF;
  --bg-light:       #F8FAFC;
  --bg-alt:         #EEF4FF;
  --border:         #E2E8F0;
  --border-light:   #F1F5F9;
  --shadow-sm:      0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:      0 4px 6px -1px rgba(0,0,0,.07), 0 2px 4px -1px rgba(0,0,0,.04);
  --shadow-lg:      0 10px 15px -3px rgba(0,0,0,.08), 0 4px 6px -2px rgba(0,0,0,.04);
  --shadow-xl:      0 20px 25px -5px rgba(0,0,0,.08), 0 10px 10px -5px rgba(0,0,0,.03);
  --radius-sm:      6px;
  --radius-md:      10px;
  --radius-lg:      16px;
  --radius-xl:      24px;
  --radius-full:    9999px;
  --header-h:       72px;
  --transition:    all .25s ease;
  --font-en:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* === Reset & Base === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-en);
  color: var(--text-primary);
  background: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); text-decoration: underline; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* === Scrollbar === */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-light); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }

/* === Skip Link === */
.skip-link {
  position: absolute; top: -40px; left: 0;
  background: var(--primary); color: white; padding: 8px 16px; z-index: 9999;
  transition: top .2s;
}
.skip-link:focus { top: 0; }

/* === Header === */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; gap: 32px;
}
.header-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; flex-shrink: 0;
}
.header-logo-icon {
  width: 40px; height: 40px; background: var(--primary);
  border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center;
}
.header-logo-icon svg { width: 24px; height: 24px; fill: white; }
.header-logo-name {
  font-size: 1.2rem; font-weight: 800; color: var(--primary);
  letter-spacing: -.5px;
}
.header-logo-sub { font-size: .7rem; color: var(--text-muted); display: block; line-height: 1.2; }

.header-nav {
  display: flex; align-items: center; gap: 4px; flex: 1;
}
.header-nav a {
  padding: 6px 12px; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 500; color: var(--text-secondary);
  text-decoration: none; transition: var(--transition); white-space: nowrap;
}
.header-nav a:hover, .header-nav a.active {
  background: var(--primary-xlight); color: var(--primary);
}
.header-actions { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }

/* Lang Switcher */
.lang-switcher {
  display: flex; align-items: center; gap: 2px;
  background: var(--bg-light); border-radius: var(--radius-full);
  padding: 3px; border: 1px solid var(--border);
}
.lang-btn {
  padding: 4px 12px; border-radius: var(--radius-full);
  font-size: .78rem; font-weight: 600; border: none; background: none;
  color: var(--text-muted); cursor: pointer; transition: var(--transition);
  text-decoration: none;
}
.lang-btn.active, .lang-btn:hover {
  background: var(--primary); color: white; text-decoration: none;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; padding: 4px; cursor: pointer;
}
.mobile-toggle span {
  width: 22px; height: 2px; background: var(--text-primary);
  border-radius: 2px; transition: var(--transition);
}

/* Header CTA */
.header-cta { flex-shrink: 0; }

/* === Buttons === */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 20px; border-radius: var(--radius-md);
  font-size: .9rem; font-weight: 600; border: 2px solid transparent;
  cursor: pointer; transition: var(--transition); text-decoration: none; white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--primary); color: white; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: white; }
.btn-outline { background: transparent; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: white; }
.btn-white { background: white; color: var(--primary); border-color: white; }
.btn-white:hover { background: var(--primary-xlight); color: var(--primary); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-sm { padding: 6px 14px; font-size: .82rem; }
.btn-ghost { background: transparent; color: var(--text-secondary); border-color: transparent; }
.btn-ghost:hover { background: var(--bg-light); color: var(--text-primary); }

/* === Page Hero === */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1A73E8 50%, #185ABC 100%);
  color: white; padding: 120px 24px 64px;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-hero-content { max-width: 1280px; margin: 0 auto; position: relative; }
.page-hero h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 12px; letter-spacing: -1px; }
.page-hero p { font-size: 1.1rem; opacity: .9; max-width: 600px; line-height: 1.7; }

/* Breadcrumb */
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: .85rem; margin-top: 16px; opacity: .8;
}
.breadcrumb a { color: white; opacity: .9; }
.breadcrumb a:hover { opacity: 1; text-decoration: none; }
.breadcrumb-sep { opacity: .5; }

/* === Sections === */
.section { padding: 80px 24px; }
.section-alt { background: var(--bg-light); }
.section-sm { padding: 48px 24px; }
.container { max-width: 1280px; margin: 0 auto; }

.section-header { text-align: center; max-width: 700px; margin: 0 auto 56px; }
.section-tag {
  display: inline-block; font-size: .75rem; font-weight: 700;
  color: var(--primary); background: var(--primary-xlight);
  padding: 4px 12px; border-radius: var(--radius-full);
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 12px;
}
.section-header h2 { font-size: 2rem; font-weight: 800; letter-spacing: -.5px; margin-bottom: 12px; }
.section-subtitle { color: var(--text-secondary); font-size: 1.05rem; line-height: 1.7; }

/* === Cards === */
.card {
  background: white; border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm); overflow: hidden;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }

/* Product Card */
.product-card { display: flex; flex-direction: column; }
.product-card-img {
  height: 200px; overflow: hidden; position: relative;
  background: linear-gradient(135deg, var(--primary-xlight), var(--accent-light));
  display: flex; align-items: center; justify-content: center;
}
.product-card-img img { width: 100%; height: 100%; object-fit: cover; }
.product-card-badge {
  position: absolute; top: 12px; right: 12px;
  background: var(--primary); color: white; font-size: .72rem;
  font-weight: 700; padding: 3px 10px; border-radius: var(--radius-full);
}
.product-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.product-card-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; color: var(--text-primary); }
.product-card-desc { font-size: .88rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 12px; flex: 1; }
.product-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.product-tag {
  background: var(--primary-xlight); color: var(--primary);
  font-size: .72rem; font-weight: 600; padding: 3px 10px; border-radius: var(--radius-full);
}
.product-card-link {
  display: flex; align-items: center; gap: 6px;
  color: var(--primary); font-size: .88rem; font-weight: 600;
  text-decoration: none; transition: gap .2s;
}
.product-card-link:hover { gap: 10px; text-decoration: none; }

/* Product Grid */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }

/* === Navigation Cards (Lab Solutions) === */
.sol-card {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 40px 24px; gap: 16px;
  background: white; border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm); transition: var(--transition); cursor: pointer;
}
.sol-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); text-decoration: none; }
.sol-card-icon { font-size: 2.5rem; }
.sol-card h3 { font-size: 1rem; font-weight: 700; color: var(--text-primary); }
.sol-card p { font-size: .85rem; color: var(--text-secondary); line-height: 1.6; }

/* === Stats Bar === */
.stats-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--border-light);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md);
}
.stat-item {
  background: white; padding: 32px 20px; text-align: center;
}
.stat-number {
  font-size: 2.5rem; font-weight: 800; color: var(--primary);
  line-height: 1; margin-bottom: 6px;
}
.stat-label { font-size: .85rem; color: var(--text-muted); font-weight: 500; }

/* === Timeline === */
.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::before {
  content: ''; position: absolute; left: 50%; top: 0; bottom: 0;
  width: 2px; background: linear-gradient(to bottom, var(--primary), var(--accent));
  transform: translateX(-50%);
}
.timeline-item { display: flex; gap: 40px; margin-bottom: 48px; align-items: flex-start; }
.timeline-item:nth-child(odd) { flex-direction: row; }
.timeline-item:nth-child(even) { flex-direction: row-reverse; }
.timeline-dot {
  width: 48px; height: 48px; background: var(--primary);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; border: 4px solid white; box-shadow: var(--shadow-md);
  font-weight: 800; color: white; font-size: .85rem;
}
.timeline-content { flex: 1; background: white; border-radius: var(--radius-md); padding: 20px 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--border-light); }
.timeline-year { font-size: .8rem; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.timeline-text { font-size: .9rem; color: var(--text-secondary); line-height: 1.7; }

/* === FAQ === */
.faq-item { background: white; border-radius: var(--radius-md); border: 1px solid var(--border-light); margin-bottom: 12px; overflow: hidden; transition: var(--transition); }
.faq-item.active { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-xlight); }
.faq-q {
  padding: 20px 24px; font-size: .95rem; font-weight: 600; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  background: none; border: none; width: 100%; text-align: left; color: var(--text-primary);
  transition: var(--transition);
}
.faq-q:hover { color: var(--primary); }
.faq-q svg { flex-shrink: 0; transition: transform .3s; }
.faq-item.active .faq-q svg { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 24px 20px; font-size: .9rem; color: var(--text-secondary); line-height: 1.8; }

/* === CTA Section === */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #1A73E8 100%);
  padding: 80px 24px; text-align: center; color: white;
}
.cta-section h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.cta-section p { font-size: 1.1rem; opacity: .9; margin-bottom: 32px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* === Footer === */
.footer {
  background: var(--dark); color: rgba(255,255,255,.7);
  padding: 64px 24px 32px;
}
.footer-grid {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
  margin-bottom: 48px;
}
.footer-brand-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo-icon { width: 36px; height: 36px; background: var(--primary); border-radius: 6px; display: flex; align-items: center; justify-content: center; }
.footer-logo-icon svg { width: 22px; height: 22px; fill: white; }
.footer-logo-name { font-size: 1.1rem; font-weight: 800; color: white; }
.footer-brand-desc { font-size: .85rem; line-height: 1.7; color: rgba(255,255,255,.5); max-width: 280px; }
.footer-col-title { font-size: .85rem; font-weight: 700; color: white; margin-bottom: 16px; text-transform: uppercase; letter-spacing: 1px; }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-links a { font-size: .88rem; color: rgba(255,255,255,.6); transition: color .2s; }
.footer-links a:hover { color: white; text-decoration: none; }
.footer-bottom {
  max-width: 1280px; margin: 0 auto;
  padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .8rem; color: rgba(255,255,255,.4); flex-wrap: wrap; gap: 8px;
}
.icp-filing { display: flex; align-items: center; gap: 6px; }
.icp-filing-dot { width: 6px; height: 6px; background: var(--success); border-radius: 50%; }

/* === Back to Top === */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 999;
  width: 44px; height: 44px; background: var(--primary);
  color: white; border-radius: 50%; border: none;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lg); cursor: pointer; opacity: 0;
  transform: translateY(20px); transition: all .3s;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }

/* === Reveal Animations === */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
.delay-3 { transition-delay: .3s; }
.delay-4 { transition-delay: .4s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* === Hero Section (Home) === */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 40%, #BFDBFE 100%);
  position: relative; overflow: hidden; padding: 120px 24px 80px;
}
.hero::before {
  content: ''; position: absolute; right: -10%; top: -10%; bottom: -10%;
  width: 60%; background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%234285F4' fill-opacity='0.06'%3E%3Ccircle cx='40' cy='40' r='4'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  transform: skewX(-5deg);
}
.hero-inner { max-width: 1280px; margin: 0 auto; width: 100%; position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: white; color: var(--primary); font-size: .82rem; font-weight: 600; padding: 6px 14px; border-radius: var(--radius-full); box-shadow: var(--shadow-sm); margin-bottom: 20px; }
.hero-badge-dot { width: 8px; height: 8px; background: var(--success); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
.hero h1 { font-size: 3.2rem; font-weight: 800; letter-spacing: -1.5px; line-height: 1.15; margin-bottom: 20px; color: var(--dark); }
.hero h1 span { color: var(--primary); }
.hero-desc { font-size: 1.1rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 32px; max-width: 520px; }
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-visual {
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.hero-visual-main {
  width: 100%; max-width: 500px; border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: 48px; box-shadow: var(--shadow-xl); position: relative; overflow: hidden;
}
.hero-visual-main::before {
  content: ''; position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.08'%3E%3Ccircle cx='20' cy='20' r='3'/%3E%3C/g%3E%3C/svg%3E");
}
.hero-freezer-svg { position: relative; width: 100%; }
.hero-visual-tag {
  position: absolute; background: white; color: var(--text-primary);
  padding: 8px 14px; border-radius: var(--radius-md); font-size: .78rem;
  font-weight: 600; box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 6px;
}
.hero-visual-tag-1 { bottom: 24px; left: -20px; }
.hero-visual-tag-2 { top: 24px; right: -20px; }
.hero-visual-tag-icon { width: 20px; height: 20px; background: var(--primary-xlight); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: .65rem; }

/* === Featured Products Grid === */
.featured-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.featured-card { background: white; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-light); transition: var(--transition); }
.featured-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.featured-card-img { height: 160px; background: linear-gradient(135deg, var(--primary-xlight), var(--accent-light)); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.featured-card-img img { width: 100%; height: 100%; object-fit: cover; }
.featured-card-body { padding: 16px; }
.featured-card-body h3 { font-size: .88rem; font-weight: 700; margin-bottom: 4px; line-height: 1.4; }
.featured-card-body p { font-size: .78rem; color: var(--text-muted); margin-bottom: 10px; }
.featured-card-body .btn-sm { width: 100%; }

/* === News Grid === */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { background: white; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-light); transition: var(--transition); }
.news-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.news-card-img { height: 180px; overflow: hidden; background: linear-gradient(135deg, var(--primary-xlight), var(--accent-light)); }
.news-card-img img { width: 100%; height: 100%; object-fit: cover; }
.news-card-body { padding: 20px; }
.news-card-date { font-size: .75rem; color: var(--text-muted); margin-bottom: 8px; }
.news-card-title { font-size: .95rem; font-weight: 700; margin-bottom: 8px; line-height: 1.5; color: var(--text-primary); }
.news-card-title:hover { color: var(--primary); }
.news-card-desc { font-size: .82rem; color: var(--text-secondary); line-height: 1.7; }
.news-card-category { display: inline-block; font-size: .7rem; font-weight: 700; color: white; background: var(--primary); padding: 2px 10px; border-radius: var(--radius-full); margin-bottom: 8px; }
.news-card-category.official { background: var(--warning); }
.news-card-category.industry { background: var(--accent); }

/* === Solutions Grid === */
.sol-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 24px; }

/* === Advantages Grid === */
.adv-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 24px; }
.adv-card { background: white; border-radius: var(--radius-lg); padding: 32px 24px; text-align: center; border: 1px solid var(--border-light); transition: var(--transition); }
.adv-card:hover { box-shadow: var(--shadow-lg); border-color: var(--primary); }
.adv-icon { width: 56px; height: 56px; background: var(--primary-xlight); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 1.5rem; }
.adv-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: 8px; }
.adv-card p { font-size: .85rem; color: var(--text-secondary); line-height: 1.6; }

/* === Certificate Grid === */
.cert-grid { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; }
.cert-item { background: white; border-radius: var(--radius-md); padding: 24px 32px; border: 1px solid var(--border-light); display: flex; align-items: center; gap: 16px; transition: var(--transition); }
.cert-item:hover { box-shadow: var(--shadow-md); border-color: var(--primary); }
.cert-icon { width: 40px; height: 40px; background: var(--primary-xlight); border-radius: var(--radius-sm); display: flex; align-items: center; justify-content: center; font-weight: 800; color: var(--primary); font-size: .75rem; }
.cert-name { font-size: .9rem; font-weight: 600; }

/* === Contact Form === */
.contact-form { background: white; border-radius: var(--radius-xl); padding: 40px; border: 1px solid var(--border-light); box-shadow: var(--shadow-md); }
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: 6px; color: var(--text-primary); }
.form-control {
  width: 100%; padding: 11px 14px; border: 1px solid var(--border);
  border-radius: var(--radius-md); font-size: .92rem;
  transition: border-color .2s, box-shadow .2s;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-xlight); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* === Contact Info === */
.contact-info-list { display: flex; flex-direction: column; gap: 20px; }
.contact-info-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-info-icon { width: 44px; height: 44px; background: var(--primary-xlight); border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-item h4 { font-size: .85rem; font-weight: 600; margin-bottom: 2px; }
.contact-info-item p { font-size: .88rem; color: var(--text-secondary); }

/* === Product Filter === */
.prod-filter { transition: var(--transition); }
.prod-filter.active { background: var(--primary); color: white; border-color: var(--primary); }

/* === Map === */
.map-container { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-md); }

/* === Table === */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { background: var(--primary-xlight); padding: 12px 16px; text-align: left; font-weight: 700; font-size: .85rem; color: var(--primary); border-bottom: 2px solid var(--border); }
.data-table td { padding: 12px 16px; font-size: .88rem; border-bottom: 1px solid var(--border-light); }
.data-table tr:hover td { background: var(--primary-xlight); }

/* === Quote Banner === */
.quote-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #1A73E8 100%);
  border-radius: var(--radius-xl); padding: 40px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  color: white; flex-wrap: wrap;
}
.quote-banner h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 4px; }
.quote-banner p { opacity: .85; font-size: .95rem; }

/* === Responsive === */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-desc { margin: 0 auto 32px; }
  .hero-btns { justify-content: center; }
  .hero-visual { display: none; }
  .featured-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .header-nav { display: none; }
  .mobile-toggle { display: flex; }
  .hero h1 { font-size: 2.2rem; }
  .section { padding: 48px 16px; }
  .featured-grid { grid-template-columns: 1fr 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }
  .timeline::before { left: 24px; }
  .timeline-item { flex-direction: column !important; gap: 12px; padding-left: 56px; }
  .timeline-dot { position: absolute; left: 0; width: 40px; height: 40px; font-size: .75rem; }
  .quote-banner { flex-direction: column; text-align: center; padding: 28px 24px; }
  .page-hero h1 { font-size: 1.8rem; }
  .section-header h2 { font-size: 1.5rem; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.8rem; }
  .featured-grid { grid-template-columns: 1fr; }
  .hero-btns { flex-direction: column; align-items: stretch; }
  .hero-btns .btn { justify-content: center; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
}

/* === Screen-reader only === */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* === Dropdown Menus === */
.nav-dropdown {position:relative;display:inline-block;}
.nav-dropdown > span {cursor:pointer;display:inline-flex;align-items:center;gap:4px;}
.nav-dropdown > span::after {content:'▼';font-size:.6em;opacity:.6;}
.nav-dropdown:hover > span {color:var(--primary);}
.nav-dropdown-content {display:none;position:absolute;top:calc(100% + 8px);left:0;background:#fff;min-width:240px;box-shadow:0 8px 24px rgba(0,0,0,.12);border-radius:0 0 10px 10px;z-index:100;padding:8px 0;border-top:3px solid var(--primary);}
.nav-dropdown:hover .nav-dropdown-content {display:block;}
.nav-dropdown-content a,.nav-dropdown-content span {display:block;padding:10px 16px;color:#1E293B;font-size:.875rem;white-space:nowrap;text-decoration:none;transition:background .2s,color .2s;}
.nav-dropdown-content a:hover,.nav-dropdown-content span:hover {background:#F0F4FF;color:#4285F4;}
.nav-dropdown-content .sub-header {padding:8px 16px 4px;font-weight:700;color:#94A3B8;font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;cursor:default;}
.nav-dropdown-content .sub-header:hover {background:#fff;color:#94A3B8;}
.nav-dropdown-content hr {margin:4px 0;border:none;border-top:1px solid var(--border);}

/* News article page styles */
.article-header {padding:48px 0 32px;border-bottom:1px solid var(--border);}
.article-meta {display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:16px;font-size:.875rem;color:var(--text-muted);}
.article-tag {background:var(--primary-xlight);color:var(--primary);padding:2px 10px;border-radius:var(--radius-full);font-size:.75rem;font-weight:600;}
.article-body h2 {font-size:1.4rem;margin:2em 0 .75em;}
.article-body p {margin-bottom:1.2em;line-height:1.8;}
.related-products {background:var(--bg-light);border-radius:var(--radius-lg);padding:32px;margin-top:48px;}
.related-products h3 {margin-bottom:20px;}
.related-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.related-card {background:#fff;border-radius:var(--radius-md);padding:20px;text-align:center;border:1px solid var(--border);transition:var(--transition);}
.related-card:hover {border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-md);}
.related-card h4 {font-size:.95rem;margin:8px 0 4px;}
.related-card p {font-size:.8rem;color:var(--text-muted);margin-bottom:12px;}

/* Certificate page */
.cert-grid {display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px;margin:40px 0;}
.cert-card {background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;text-align:center;transition:var(--transition);}
.cert-card:hover {border-color:var(--primary);box-shadow:var(--shadow-lg);transform:translateY(-3px);}
.cert-icon {width:64px;height:64px;background:var(--primary-xlight);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:1.8rem;}
.cert-card h3 {font-size:1.1rem;margin-bottom:8px;}
.cert-card p {font-size:.875rem;color:var(--text-secondary);}
.medical-filing {background:linear-gradient(135deg,#EFF6FF,#F0F9FF);border-radius:var(--radius-lg);padding:32px;border:1px solid #BFDBFE;margin-top:40px;}
.medical-filing h3 {color:var(--primary-dark);margin-bottom:12px;}
.medical-filing p {font-size:.9rem;color:var(--text-secondary);}
.medical-filing code {background:#DBEAFE;padding:2px 8px;border-radius:4px;font-size:.85rem;color:var(--primary-dark);}