/* ============================================================
   CosMaterial International — Main Stylesheet
   Color Palette (Fresh Light):
     Sky Blue          : #38A3D9
     Deep Sky          : #1E7FB5
     Mint Green        : #5ECFB4
     Soft Pink         : #F592B8
     Pale Blue Surface : #EAF4FB
     Gray              : #64748B
     Light Gray        : #F8FAFC
     White             : #FFFFFF
============================================================ */

/* ─── CSS Custom Properties ──────────────────────────────── */
:root {
  --primary:       #38A3D9;
  --primary-dark:  #1E7FB5;
  --primary-mid:   #6EC1E8;
  --accent:        #5ECFB4;
  --accent-hover:  #7DD9C4;
  --accent-warm:   #F592B8;
  --accent-light:  #E8F6FC;
  --secondary:     #89CFF0;
  --tertiary:      #FFB8D0;
  --surface-dark:  #EAF4FB;
  --surface-dark-2:#D6EBF5;
  --text-on-dark:  #1A4D6E;
  --text-on-dark-muted: #4A7088;
  --gray:          #64748B;
  --gray-light:    #F8FAFC;
  --gray-border:   #E2E8F0;
  --text-dark:     #0F172A;
  --text-body:     #334155;
  --text-muted:    #94A3B8;
  --white:         #FFFFFF;
  --shadow-sm:     0 1px 3px rgba(56, 163, 217, 0.08);
  --shadow-md:     0 4px 16px rgba(56, 163, 217, 0.10);
  --shadow-lg:     0 8px 32px rgba(56, 163, 217, 0.12);
  --shadow-xl:     0 16px 48px rgba(56, 163, 217, 0.14);
  --radius:        8px;
  --radius-lg:     16px;
  --transition:    all 0.3s ease;
  --font-body:     'Inter', sans-serif;
  --font-heading:  'Montserrat', sans-serif;
  --nav-height:    72px;
}

/* ─── Reset & Base ────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

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

body {
  font-family: var(--font-body);
  color: var(--text-body);
  outline: none;
  background: var(--white);
  line-height: 1.7;
  margin: 0;
  padding-top: calc(var(--nav-height) + 36px);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.25;
  font-weight: 700;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent); }

img { max-width: 100%; height: auto; }

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; }

/* ─── Utility Classes ─────────────────────────────────────── */
.text-primary-dark { color: var(--primary-dark); }
.text-accent { color: var(--accent); }
.bg-primary-dark { background-color: var(--primary-dark); }
.bg-accent { background-color: var(--accent); }
.bg-light-gray {
  background: var(--gray-light);
}
.bg-light-gray.section-fade-both {
  background:
    linear-gradient(to bottom, var(--accent-light), transparent 10px),
    linear-gradient(to top, var(--accent-light), transparent 10px),
    var(--gray-light);
}

/* Light content sections (class kept for existing templates) */
.section-on-dark {
  background: var(--white);
  color: var(--text-body);
}
.section-on-dark:nth-of-type(even) {
  background: var(--gray-light);
}

.section-gap { padding: 90px 0; }
.section-gap-sm { padding: 60px 0; }

.section-header { margin-bottom: 56px; }
.section-header .eyebrow {
  display: inline-block;
  font-size: 0.87rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  position: relative;
  padding-left: 28px;
  padding-right: 28px;
}
.section-header .eyebrow::before,
.section-header .eyebrow::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 2px;
  background: var(--accent);
}
.section-header .eyebrow::before {
  left: 0;
}
.section-header .eyebrow::after {
  right: 0;
}
.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--primary-dark);
  margin-bottom: 16px;
}
body.page-home .section-header h2,
body.page-home .section-heading-light,
body.page-home #news-heading {
  font-size: clamp(2.05rem, 3.6vw, 3.05rem);
}
body.page-home .section-header .eyebrow,
body.page-home .eyebrow {
  font-size: 0.92rem;
}
.section-header p { color: var(--gray); font-size: 1.05rem; max-width: 640px; }

/* ─── Light section text (section-on-dark = white surface) ─ */
.section-on-dark .section-header h2,
.section-on-dark h2 {
  color: var(--primary-dark);
}
.section-on-dark .section-header p {
  color: var(--gray);
}
.section-on-dark .section-heading-light {
  color: var(--primary-dark) !important;
}
.section-on-dark .text-muted {
  color: var(--gray) !important;
}
.section-on-dark .text-dark {
  color: var(--text-dark) !important;
}
.section-on-dark .timeline-item h5 {
  color: var(--primary-dark);
}
.section-on-dark .timeline-item p {
  color: var(--gray);
}
.section-on-dark h3 {
  color: var(--primary-dark);
}
.section-on-dark .tab-content h5 {
  color: var(--primary-dark);
}
.section-on-dark .border-top,
.section-on-dark .border-bottom {
  border-color: var(--gray-border) !important;
}
.section-on-dark .tab-nav-custom .nav-link {
  color: var(--gray);
  border-bottom-color: transparent;
}
.section-on-dark .tab-nav-custom .nav-link:hover {
  color: var(--primary);
  border-bottom-color: var(--gray-border);
  background: none;
}
.section-on-dark .tab-nav-custom .nav-link.active {
  color: var(--primary-dark);
  border-bottom-color: var(--accent);
  background: none;
}
.section-on-dark .tab-nav-custom.border-bottom {
  border-color: var(--gray-border) !important;
}
.section-on-dark .article-content-body {
  color: var(--text-body);
}
.section-on-dark .article-content-body h2 {
  color: var(--primary-dark);
  border-bottom-color: var(--gray-border);
}
.section-on-dark .article-content-body h3 {
  color: var(--primary-dark);
}
.section-on-dark .article-content-body strong {
  color: var(--text-dark);
}
.legal-content h2 {
  font-size: 1.25rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--primary-dark);
}
.legal-content h2:first-of-type {
  margin-top: 1.5rem;
}
.legal-content p {
  line-height: 1.85;
}
.section-on-dark .article-section-heading {
  color: var(--primary-dark);
}
.section-on-dark .pagination .page-item.active .page-link {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}
.article-tag-badge {
  display: inline-block;
  background: var(--accent-light);
  color: var(--primary-dark);
  border: 1px solid rgba(56, 163, 217, 0.22);
  font-weight: 500;
  padding: 5px 12px;
  font-size: 0.8rem;
  border-radius: 4px;
  transition: var(--transition);
}
.article-tag-badge:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
/* Article card link text — keep dark only when inside a white card */
.article-card .article-card-body a {
  color: var(--text-dark);
}
.article-card .article-card-body a:hover {
  color: var(--accent);
}

.btn-primary-custom {
  background: var(--primary);
  color: var(--white);
  border: 2px solid var(--primary);
  padding: 12px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary-custom:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: var(--accent);
  color: var(--white);
  border: 2px solid var(--accent);
  padding: 12px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(94, 207, 180, 0.35);
}

.btn-outline-primary-custom {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  padding: 12px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline-primary-custom:hover {
  background: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-light-custom {
  background: transparent;
  color: var(--primary-dark);
  border: 2px solid rgba(56, 163, 217, 0.45);
  padding: 12px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-outline-light-custom:hover {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  transform: translateY(-2px);
}

/* ─── Language Switcher ───────────────────────────────────── */
.lang-switch-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  padding: 3px 10px;
  border: 1px solid rgba(56, 163, 217, 0.28);
  border-radius: 100px;
  transition: var(--transition);
  letter-spacing: 0.02em;
}
.lang-switch-btn:hover {
  background: var(--accent-light);
  color: var(--primary-dark);
  border-color: var(--primary);
}
.lang-flag { font-size: 1rem; line-height: 1; }
.lang-label { font-size: 0.75rem; font-weight: 700; }

/* Desktop pill toggle in navbar */
.lang-toggle-pill {
  display: inline-flex;
  align-items: center;
  border-radius: 100px;
  overflow: hidden;
  border: 1.5px solid rgba(56, 163, 217, 0.35);
  text-decoration: none;
  font-size: 0.72rem;
  font-weight: 700;
  transition: var(--transition);
}
.lang-toggle-pill:hover { border-color: var(--primary); }
.lang-toggle-active {
  background: var(--accent);
  color: #fff;
  padding: 4px 10px;
}
.lang-toggle-other {
  color: var(--primary-dark);
  padding: 4px 9px;
}
.lang-toggle-pill:hover .lang-toggle-other { color: var(--primary); }

/* ─── Top Bar ─────────────────────────────────────────────── */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1031;
  height: 36px;
  background: linear-gradient(90deg, #E0F2FE 0%, #E0F7FA 100%);
  color: var(--text-body);
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(56, 163, 217, 0.12);
  transition: opacity 0.3s ease;
}
.topbar a {
  color: var(--text-body);
  margin-right: 20px;
  text-decoration: none;
  transition: color 0.2s;
}
.topbar a:hover { color: var(--primary-dark); }
.topbar a i, .topbar span i { margin-right: 5px; color: var(--primary); }
.topbar-right span { margin-left: 16px; color: var(--gray); }


/* ─── Navigation ──────────────────────────────────────────── */
.main-nav {
  background: rgba(255, 255, 255, 0.96) !important;
  position: fixed;
  top: 36px; left: 0; right: 0;
  z-index: 1030;
  height: var(--nav-height);
  padding-top: 0;
  padding-bottom: 0;
  box-shadow: 0 2px 16px rgba(56, 163, 217, 0.10);
  border-bottom: 1px solid rgba(56, 163, 217, 0.10);
  transition: all 0.35s ease;
}
body.nav-auto-hide-off .topbar {
  opacity: 1 !important;
  visibility: visible !important;
}
body.nav-auto-hide-off .main-nav {
  top: 36px !important;
  transform: none !important;
}
body.nav-auto-hide-off .main-nav.scrolled {
  top: 36px !important;
}

.main-nav.scrolled {
  top: 0;
  background: rgba(255, 255, 255, 0.94) !important;
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 4px 24px rgba(56, 163, 217, 0.12);
  border-bottom: 1px solid rgba(56, 163, 217, 0.12);
}
.main-nav.scrolled .brand-name { color: var(--primary-dark); }
.main-nav.scrolled .brand-sub  { color: var(--gray); }
.main-nav.scrolled .nav-link   { color: var(--text-body) !important; }
.main-nav.scrolled .nav-link:hover,
.main-nav.scrolled .nav-link.active { color: var(--primary-dark) !important; background: var(--accent-light); }

@media (min-width: 992px) {
  .main-nav {
    display: flex;
    flex-wrap: nowrap;
    align-items: stretch;
    justify-content: center;
    height: var(--nav-height);
    padding-left: max(12px, calc((100% - 1140px) / 2));
    padding-right: max(12px, calc((100% - 1140px) / 2));
    box-sizing: border-box;
  }
  .main-nav .main-nav__shell {
    display: flex;
    flex: 0 0 auto;
    width: auto;
    max-width: none;
    height: 100%;
    padding: 0;
    margin: 0;
  }
  .main-nav__top {
    display: flex;
    align-items: stretch;
    height: 100%;
  }
  .main-nav > .navbar-collapse {
    display: flex !important;
    flex: 1 1 auto;
    align-items: center;
    position: static !important;
    width: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    overflow: visible !important;
  }
  #mobileNavControls { display: none !important; }
}
#mobileNavControls { display: none; }
.main-nav .navbar-brand {
  margin: 0;
  padding: 0;
  height: 100%;
  display: flex;
  align-items: center;
}
.main-nav .brand-logo {
  height: 100%;
  align-items: center;
  gap: 10px;
}
.main-nav .brand-logo-img {
  height: 70%;
  width: auto;
  max-width: none;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  margin: 0;
  padding: 0;
  border-radius: 0;
}
.main-nav .brand-logo-icon {
  height: 70%;
  width: auto;
  aspect-ratio: 1;
  min-width: 0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--white);
  flex-shrink: 0;
  margin: 0;
}
.main-nav .brand-logo-text {
  align-self: center;
  padding: 0 12px 0 0;
}
.main-nav .navbar-collapse {
  align-self: center;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-logo-icon {
  width: 42px; height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--white);
  flex-shrink: 0;
}
.brand-logo-img {
  height: 42px;
  max-width: 140px;
  object-fit: contain;
  flex-shrink: 0;
}
.brand-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  gap: calc(0.68rem * 1.1 * 0.5);
}
.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary-dark);
  letter-spacing: 0.01em;
}
.brand-sub {
  font-size: 0.68rem;
  color: var(--gray);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-nav .nav-link {
  color: var(--text-body) !important;
  font-weight: 500;
  font-size: 0.95rem;
  padding: 8px 14px !important;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}
@media (min-width: 992px) {
  .nav-mobile-backdrop {
    display: none !important;
  }
  .main-nav .navbar-nav {
    flex-wrap: nowrap;
  }
  .main-nav .navbar-nav > .nav-item {
    flex-shrink: 0;
  }
  .main-nav .navbar-nav > .nav-item > .nav-link,
  .main-nav .navbar-nav > .nav-item > .nav-link.dropdown-toggle {
    white-space: nowrap;
  }
}
.main-nav .nav-link:hover,
.main-nav .nav-link.active {
  color: var(--primary-dark) !important;
  background: var(--accent-light);
}
/* 普通菜单项：底部红色指示线 */
.main-nav .nav-link.active:not(.dropdown-toggle)::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 14px; right: 14px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
}
/* 下拉菜单（产品中心）：用 ::before 画线，保留 Bootstrap ::after 箭头 */
.main-nav .nav-link.active.dropdown-toggle::before {
  content: '';
  position: absolute;
  bottom: -4px; left: 14px; right: 14px;
  height: 2px;
  background: var(--accent);
  border-radius: 1px;
  pointer-events: none;
}

.nav-cta {
  padding: 9px 22px !important;
  font-size: 0.88rem !important;
  white-space: nowrap;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-width: max-content;
}

/* Dropdown */
.dropdown-menu-products {
  border: none;
  border-radius: var(--radius);
  box-shadow: var(--shadow-xl);
  padding: 8px 0;
  min-width: 260px;
  background: var(--white);
}
.dropdown-menu-products .dropdown-item {
  padding: 10px 20px;
  font-size: 0.9rem;
  color: var(--text-body);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
}
.dropdown-menu-products .dropdown-item i {
  width: 18px;
  color: var(--primary);
  font-size: 0.85rem;
}
.dropdown-menu-products .dropdown-item:hover {
  background: var(--gray-light);
  color: var(--primary);
  padding-left: 26px;
}
.dropdown-menu-products .view-all {
  font-weight: 600;
  color: var(--accent) !important;
  border-bottom: 1px solid var(--gray-border);
  margin-bottom: 4px;
  padding-bottom: 14px;
}
.dropdown-menu-products .view-all i { color: var(--accent) !important; }

/* ─── Hero Banner ─────────────────────────────────────────── */
.hero-section {
  position: relative;
  min-height: 660px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #E0F2FE 0%, #D1FAE5 48%, #FCE7F3 100%);
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 50%, rgba(245, 146, 184, 0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, rgba(94, 207, 180, 0.16) 0%, transparent 50%),
    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='%2338A3D9' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.hero-section::before {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(56, 163, 217, 0.14) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; padding: 80px 0; }
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(56, 163, 217, 0.18);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-eyebrow .dot {
  width: 6px; height: 6px;
  background: var(--accent-warm);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1.12;
  margin-bottom: 20px;
}
.hero-title .accent-word { color: var(--accent-warm); }
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-body);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.75;
}
.hero-cta-group { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(56, 163, 217, 0.18);
}
.hero-stat-item { text-align: left; }
.hero-stat-num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-dark);
  font-family: var(--font-heading);
  line-height: 1;
}
.hero-stat-num span { color: var(--accent); }
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

/* Hero Visual Side */
.hero-visual { position: relative; z-index: 2; }
.hero-card-cluster {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 20px;
}
.hero-info-card {
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(56, 163, 217, 0.14);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.hero-info-card:hover {
  background: rgba(255,255,255,0.95);
  transform: translateX(-6px);
  box-shadow: var(--shadow-md);
}
.hero-card-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: white;
  flex-shrink: 0;
}
.hero-card-icon.blue { background: linear-gradient(135deg, #38A3D9, #89CFF0); }
.hero-card-icon.green { background: linear-gradient(135deg, #5ECFB4, #86EFAC); }
.hero-card-text strong {
  display: block;
  color: var(--primary-dark);
  font-weight: 600;
  font-size: 0.95rem;
}
.hero-card-text span {
  color: var(--gray);
  font-size: 0.82rem;
}

/* ─── Home Slideshow ──────────────────────────────────────── */
.home-slideshow {
  position: relative;
  background: var(--white);
  padding: 20px 0 8px;
}
.home-slideshow__frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-md);
  background: var(--gray-light);
}
.home-slideshow__stage {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 480px;
  margin: 0 auto;
}
.home-slideshow__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1.4s cubic-bezier(0.4, 0, 0.2, 1), visibility 1.4s;
  z-index: 1;
}
.home-slideshow__slide.is-active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}
.home-slideshow__link {
  display: block;
  width: 100%;
  height: 100%;
}
.home-slideshow__slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.06);
  filter: blur(8px);
  will-change: transform, filter;
}
.home-slideshow__slide.is-active img {
  animation: homeSlideshowKenBurns 8s ease-out forwards;
  filter: blur(0);
}
@keyframes homeSlideshowKenBurns {
  from { transform: scale(1.06) translate(0, 0); }
  to   { transform: scale(1.02) translate(-1.2%, -0.6%); }
}
.home-slideshow__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 48px 24px 28px;
  background: linear-gradient(to top, rgba(26, 77, 110, 0.72) 0%, transparent 100%);
  z-index: 3;
  pointer-events: none;
}
.home-slideshow__caption span {
  display: block;
  max-width: 720px;
  margin: 0 auto;
  color: var(--white);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 600;
  text-align: center;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.25);
}
.home-slideshow__dots {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  z-index: 4;
}
.home-slideshow__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.55);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: var(--transition);
}
.home-slideshow__dot.is-active,
.home-slideshow__dot:hover {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.15);
}

/* ─── Advantages / Features ───────────────────────────────── */
.advantages-section {
  background:
    linear-gradient(to bottom, var(--accent-light), transparent 10px),
    linear-gradient(to top, var(--accent-light), transparent 10px),
    var(--gray-light);
}
.advantage-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-border);
  transition: var(--transition);
  height: 100%;
}
.advantage-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.advantage-icon {
  width: 72px; height: 72px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: white;
  margin: 0 auto 20px;
  transition: var(--transition);
}
.advantage-card:hover .advantage-icon {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  transform: rotate(-5deg) scale(1.05);
}
.advantage-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 10px;
}
.advantage-card p { font-size: 0.9rem; color: var(--gray); line-height: 1.65; margin: 0; }

/* ─── Products Section ────────────────────────────────────── */
.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-border);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  padding-top: 10px;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary);
}
.product-card-link {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  color: inherit;
  text-decoration: none;
}
.product-card-link:hover { color: inherit; }
.product-card-img {
  aspect-ratio: 5/4;
  overflow: hidden;
  background: var(--gray-light);
  position: relative;
  margin: 0 10px;
  border-radius: var(--radius);
}
.product-card-img img {
  width: 100%; height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.5s ease;
}
.product-card:hover .product-card-img img { transform: none; }
.product-card-img .product-placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef2f8 0%, #dce4f0 100%);
  color: var(--primary);
}
.product-placeholder i { font-size: 3rem; opacity: 0.5; }
.product-placeholder span { font-size: 0.75rem; opacity: 0.5; margin-top: 8px; }
.product-badge {
  position: absolute;
  top: 12px; left: 12px;
  background: var(--accent);
  color: white;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.product-card-body {
  padding: 10px 16px 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.product-cat-tag {
  font-size: 0.72rem;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.product-card h4 {
  font-size: 1.02rem;
  color: var(--text-dark);
  margin-bottom: 6px;
  line-height: 1.3;
}
.product-cas {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: monospace;
  margin-bottom: 6px;
}
.product-card p {
  font-size: 0.84rem;
  color: var(--gray);
  line-height: 1.55;
  margin-bottom: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--gray-border);
  margin-top: auto;
}
.btn-product-inquiry {
  font-size: 0.8rem;
  padding: 6px 14px;
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: var(--radius);
  font-weight: 600;
  transition: var(--transition);
}
.btn-product-inquiry:hover { background: var(--accent); color: #fff; }

/* Category Filter Bar */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 8px 20px;
  border: 2px solid var(--gray-border);
  background: var(--white);
  color: var(--gray);
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.filter-btn:hover, .filter-btn.active {
  border-color: var(--primary);
  color: var(--white);
  background: var(--primary);
}

/* Home: product categories (centered flex, wrap when > 6) */
.home-categories-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
  gap: 1.5rem;
  margin-left: auto;
  margin-right: auto;
}
.home-category-item {
  flex: 0 1 auto;
  width: calc(50% - 0.75rem);
  max-width: 200px;
  min-width: 0;
}
@media (min-width: 576px) {
  .home-category-item {
    width: calc(33.333% - 1rem);
    max-width: 220px;
  }
}
@media (min-width: 992px) {
  .home-category-item {
    width: calc(16.666% - 1.25rem);
    min-width: 140px;
    max-width: 190px;
  }
  .home-categories-grid--compact {
    flex-wrap: nowrap;
    max-width: 100%;
  }
  .home-categories-grid--compact .home-category-item {
    flex: 0 1 auto;
    width: auto;
    min-width: 120px;
    max-width: 200px;
  }
}

/* ─── Category Cards ──────────────────────────────────────── */
.category-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: block;
  height: 100%;
  color: inherit;
}
.category-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
  color: inherit;
}
.category-card:hover .cat-icon { background: var(--accent); }
.cat-icon {
  width: 64px; height: 64px;
  background: var(--primary);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  margin: 0 auto 16px;
  transition: var(--transition);
}
.category-card h5 {
  font-size: 1rem;
  color: var(--primary-dark);
  margin-bottom: 8px;
}
.category-card p { font-size: 0.85rem; color: var(--gray); margin: 0; }
.cat-count {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

/* ─── Statistics Section ──────────────────────────────────── */
.stats-section {
  background:
    linear-gradient(to bottom, rgba(56, 163, 217, 0.08), transparent 10px),
    linear-gradient(to top, rgba(94, 207, 180, 0.08), transparent 10px),
    linear-gradient(135deg, #DBEAFE 0%, #CCFBF1 52%, #FCE7F3 100%);
  position: relative;
  overflow: hidden;
}
.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  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='%2338A3D9' fill-opacity='0.06'%3E%3Cpath d='M50 50c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10s-10-4.477-10-10 4.477-10 10-10zM10 10c0-5.523 4.477-10 10-10s10 4.477 10 10-4.477 10-10 10c0 5.523-4.477 10-10 10S0 25.523 0 20s4.477-10 10-10z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.stat-item { text-align: center; position: relative; z-index: 1; }
.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: var(--primary-dark);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-number .unit { color: var(--accent); font-size: 0.65em; }
.stat-divider {
  width: 40px; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin: 12px auto;
  border-radius: 2px;
}
.stat-label {
  font-size: 0.88rem;
  color: var(--text-body);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

/* ─── Industry Applications ───────────────────────────────── */
.industry-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 220px;
  display: flex;
  align-items: flex-end;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 18px rgba(56, 163, 217, 0.14);
}
.industry-card:hover {
  transform: scale(1.02);
  box-shadow: 0 10px 32px rgba(56, 163, 217, 0.22);
}
.industry-card-bg {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5.5rem;
  color: rgba(255, 255, 255, 0.72);
  pointer-events: none;
  transition: color 0.3s ease, transform 0.3s ease, opacity 0.3s ease;
}
.industry-card-bg i {
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.12);
  filter: drop-shadow(0 4px 12px rgba(255, 255, 255, 0.35));
}
.industry-card-bg img {
  max-width: 56%;
  max-height: 56%;
  object-fit: contain;
  opacity: 0.78;
  filter: brightness(0) invert(1) drop-shadow(0 4px 16px rgba(0, 0, 0, 0.15));
}
.industry-card:hover .industry-card-bg {
  color: rgba(255, 255, 255, 0.88);
  transform: scale(1.06);
}
.industry-card:hover .industry-card-bg img {
  opacity: 0.92;
}
.industry-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.55) 0%,
    rgba(15, 23, 42, 0.12) 42%,
    transparent 72%
  );
  pointer-events: none;
}
.industry-card-content {
  position: relative;
  z-index: 2;
  padding: 20px 22px;
  width: 100%;
}
.industry-card-content h5 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.2);
}
.industry-card-content h5 i {
  color: #fff;
  opacity: 1;
  font-size: 0.95rem;
  filter: drop-shadow(0 1px 4px rgba(0, 0, 0, 0.15));
}
.industry-card-content p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 0.8rem;
  margin: 0;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.18);
}
.industry-bg-1 { background: linear-gradient(135deg, #0EA5E9 0%, #10B981 100%); }
.industry-bg-2 { background: linear-gradient(135deg, #06B6D4 0%, #2DD4BF 100%); }
.industry-bg-3 { background: linear-gradient(135deg, #F43F5E 0%, #FB7185 100%); }
.industry-bg-4 { background: linear-gradient(135deg, #3B82F6 0%, #EC4899 100%); }
.industry-bg-5 { background: linear-gradient(135deg, #EC4899 0%, #F472B6 100%); }
.industry-bg-6 { background: linear-gradient(135deg, #0284C7 0%, #22C55E 100%); }

/* ─── CTA Section ─────────────────────────────────────────── */
.cta-section {
  background:
    linear-gradient(to bottom, rgba(56, 163, 217, 0.08), transparent 10px),
    linear-gradient(to top, rgba(245, 146, 184, 0.08), transparent 10px),
    linear-gradient(135deg, #FBCFE8 0%, #BAE6FD 50%, #A7F3D0 100%);
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7z' fill='%2338A3D9' fill-opacity='0.07' fill-rule='evenodd'/%3E%3C/svg%3E");
}
.cta-section .section-header h2 { color: var(--primary-dark); }
.cta-section .section-header p { color: var(--text-body); }
.cta-section .section-header .eyebrow { color: var(--primary); }
.cta-section .section-header .eyebrow::before,
.cta-section .section-header .eyebrow::after { background: var(--accent); }

/* ─── New Products / Media ────────────────────────────────── */
.video-embed-wrap {
  background: #000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.video-embed-wrap iframe,
.video-embed-wrap video {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}
.video-embed-wrap.ratio iframe {
  position: absolute;
  inset: 0;
}
.article-content-body video {
  max-width: 100%;
  border-radius: var(--radius);
  margin: 16px 0;
}
.article-content-body iframe {
  max-width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  border: 0;
  border-radius: var(--radius);
  margin: 16px 0;
}

/* ─── New Product Cards ───────────────────────────────────── */
.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.article-card-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--gray-light);
}
.article-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}
.article-card:hover .article-card-img img { transform: scale(1.06); }
.article-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef2f8, #dce4f0);
  font-size: 3rem;
  color: var(--primary);
  opacity: 0.4;
}
.article-card-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.article-category-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 3px 10px;
  border-radius: 4px;
  background: var(--accent-light);
  color: var(--accent);
}
.article-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.article-card h4, .article-card h3 {
  font-size: 1.05rem;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.4;
  flex: 1;
}
.article-card p {
  font-size: 0.875rem;
  color: var(--gray);
  line-height: 1.65;
  margin-bottom: 18px;
}
.article-read-more {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 5px;
  transition: var(--transition);
  margin-top: auto;
}
.article-read-more:hover { color: var(--accent); gap: 8px; }

/* ─── Certification Section ───────────────────────────────── */
.cert-section { background: var(--gray-light); }
.cert-item {
  text-align: center;
  padding: 28px 20px;
}
.cert-icon-wrap {
  width: 80px; height: 80px;
  background: var(--white);
  border: 2px solid var(--gray-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--primary);
  margin: 0 auto 14px;
  transition: var(--transition);
}
.cert-item:hover .cert-icon-wrap {
  border-color: var(--accent);
  color: var(--accent);
  transform: scale(1.1);
}
.cert-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--primary-dark);
  margin-bottom: 4px;
}
.cert-item span { font-size: 0.8rem; color: var(--gray); }

/* ─── Page Header / Breadcrumb ────────────────────────────── */
.page-header {
  background: linear-gradient(135deg, #DBEAFE 0%, #E0F7FA 55%, #FCE7F3 100%);
  padding: 60px 0;
  position: relative;
  overflow: hidden;
}
.page-header::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='%2338A3D9' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.page-header h1 {
  color: var(--primary-dark);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 8px;
  position: relative;
}
.breadcrumb-nav { position: relative; }
.breadcrumb-nav ol {
  background: none;
  margin: 0;
  padding: 0;
}
.breadcrumb-nav .breadcrumb-item a { color: var(--gray); font-size: 0.9rem; }
.breadcrumb-nav .breadcrumb-item.active { color: var(--primary); font-size: 0.9rem; }
.breadcrumb-nav .breadcrumb-item + .breadcrumb-item::before { color: var(--gray-border); }
.page-header .text-white-50,
.page-header .text-muted {
  color: var(--gray) !important;
}
.page-header .small {
  color: var(--gray);
}

/* ─── Contact Page ────────────────────────────────────────── */
.contact-info-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-border);
  height: 100%;
  display: flex;
  align-items: flex-start;
  gap: 18px;
  transition: var(--transition);
}
.contact-info-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
  transform: translateY(-3px);
}
.contact-info-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-mid));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
  flex-shrink: 0;
}
.contact-info-body h5 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-dark);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.contact-info-body a, .contact-info-body p {
  font-size: 0.95rem;
  color: var(--text-body);
  margin: 0;
}
.contact-info-body a:hover { color: var(--accent); }

.inquiry-form-section {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-border);
}
.inquiry-form-section h3 {
  color: var(--primary-dark);
  margin-bottom: 6px;
}
.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 6px;
}
.form-control, .form-select {
  border: 1.5px solid var(--gray-border);
  border-radius: var(--radius);
  padding: 11px 14px;
  font-size: 0.9rem;
  color: var(--text-body);
  transition: var(--transition);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(56, 163, 217, 0.15);
}
textarea.form-control { resize: vertical; min-height: 120px; }

/* Map embed */
.map-embed {
  position: relative;
  height: 315px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--gray-border);
  background: #eef2f8;
}
.map-embed-frame {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.map-embed-pin {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -92%);
  z-index: 2;
  pointer-events: none;
  color: var(--accent);
  font-size: 2.75rem;
  line-height: 1;
  filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.35));
}
.map-embed--lg {
  height: 360px;
}
.about-mfg-section .advantage-card {
  padding: 22px 14px;
}
.about-mfg-section .advantage-icon {
  width: 52px;
  height: 52px;
  font-size: 1.25rem;
  border-radius: 14px;
  margin-bottom: 14px;
}
.about-mfg-section .advantage-card h4 {
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.about-mfg-section .advantage-card p {
  font-size: 0.8rem;
  line-height: 1.55;
}
@media (min-width: 992px) {
  .about-mfg-row {
    flex-wrap: nowrap;
  }
  .about-mfg-row > [class*="col-"] {
    flex: 1 1 0;
    max-width: 25%;
  }
}

/* ─── About Page ──────────────────────────────────────────── */
.about-intro-section { overflow: hidden; }
.about-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.about-img-placeholder {
  height: 400px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-mid) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 5rem;
}
.about-img-badge {
  position: absolute;
  bottom: 24px; right: 24px;
  background: var(--accent);
  color: white;
  border-radius: var(--radius);
  padding: 16px 20px;
  text-align: center;
}
.about-img-badge .badge-num {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1;
  font-family: var(--font-heading);
}
.about-img-badge .badge-text {
  font-size: 0.78rem;
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.strength-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-border);
}
.strength-item:last-child { border-bottom: none; }
.strength-icon {
  width: 40px; height: 40px;
  background: var(--accent-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 0.95rem;
  flex-shrink: 0;
}
.strength-item h6 { font-size: 0.95rem; color: var(--primary-dark); margin-bottom: 3px; }
.strength-item p { font-size: 0.85rem; color: var(--gray); margin: 0; }

.timeline {
  position: relative;
  padding-left: 32px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--accent));
}
.timeline-item {
  position: relative;
  padding: 0 0 32px 28px;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: -5px; top: 6px;
  width: 12px; height: 12px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 0 0 2px var(--accent);
}
.timeline-year {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.timeline-item h5 { font-size: 1rem; color: var(--primary-dark); margin-bottom: 4px; }
.timeline-item p { font-size: 0.875rem; color: var(--gray); margin: 0; }

/* ─── Product Detail Page ─────────────────────────────────── */
.product-detail-img {
  background: var(--gray-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}
.product-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
}
.quick-spec-label {
  line-height: 1.35;
  vertical-align: middle;
  white-space: normal;
}
.spec-table { border-radius: var(--radius); overflow: hidden; }
.spec-table td { padding: 12px 16px; font-size: 0.9rem; vertical-align: top; }
.spec-table td:first-child {
  font-weight: 600;
  color: var(--primary-dark);
  background: var(--gray-light);
  width: 40%;
  white-space: nowrap;
}
.tab-nav-custom .nav-link {
  color: var(--gray);
  border: none;
  border-bottom: 2px solid transparent;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  border-radius: 0;
}
.tab-nav-custom .nav-link.active, .tab-nav-custom .nav-link:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: none;
}

/* ─── Article Content Page ────────────────────────────────── */
.article-content-body {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--text-body);
}
.article-content-body h2 {
  font-size: 1.6rem;
  color: var(--primary-dark);
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--gray-border);
}
.article-content-body h3 { font-size: 1.25rem; color: var(--primary); margin: 28px 0 12px; }
.article-content-body ul, .article-content-body ol {
  padding-left: 24px;
  margin-bottom: 20px;
}
.article-content-body li { margin-bottom: 8px; }
.article-content-body p { margin-bottom: 18px; }
.article-content-body strong { color: var(--text-dark); }

/* ─── Footer ──────────────────────────────────────────────── */
.site-footer {
  background:
    linear-gradient(to bottom, #F0F9FF, #ECFDF5);
  color: var(--text-body);
  border-top: 1px solid rgba(56, 163, 217, 0.12);
}
.footer-top { padding: 64px 0 48px; }
.footer-brand .brand-logo .brand-sub { color: var(--gray); }
.footer-brand .brand-logo .brand-name { color: var(--primary-dark); }
.footer-desc { font-size: 0.9rem; color: var(--gray); line-height: 1.75; }
.footer-contact-list { list-style: none; padding: 0; margin: 0; }
.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.875rem;
  color: var(--gray);
}
.footer-contact-list i { color: var(--primary); margin-top: 3px; flex-shrink: 0; }
.footer-contact-list a { color: var(--text-body); }
.footer-contact-list a:hover { color: var(--primary-dark); }
.footer-certs { display: flex; flex-wrap: wrap; gap: 8px; }
.footer-contact-right { padding-top: 0; }
@media (min-width: 768px) { .footer-contact-right { padding-top: 54px; } }
.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--white);
  border: 1px solid rgba(56, 163, 217, 0.18);
  color: var(--primary-dark);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
}
.cert-badge i { color: var(--accent); }
.footer-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary-dark);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: var(--gray);
  font-size: 0.875rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}
.footer-links a::before {
  content: '›';
  color: var(--primary);
  font-weight: bold;
}
.footer-links a:hover { color: var(--primary-dark); padding-left: 4px; }
.footer-articles { display: flex; flex-direction: column; gap: 10px; }
.footer-article-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--gray);
  font-size: 0.85rem;
  transition: var(--transition);
  line-height: 1.45;
}
.footer-article-item i { color: var(--primary); flex-shrink: 0; margin-top: 3px; }
.footer-article-item:hover { color: var(--primary-dark); padding-left: 4px; }
.footer-newsletter h6 { color: var(--primary-dark); font-size: 0.85rem; margin-bottom: 10px; }
.footer-newsletter .form-control {
  background: var(--white);
  border: 1px solid var(--gray-border);
  color: var(--text-body);
  font-size: 0.85rem;
}
.footer-newsletter .form-control::placeholder { color: var(--text-muted); }
.footer-newsletter .form-control:focus { background: var(--white); box-shadow: none; border-color: var(--primary); }
.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid rgba(56, 163, 217, 0.12);
  font-size: 0.82rem;
  color: var(--gray);
}
.footer-legal-links { display: flex; gap: 20px; }
.footer-legal-links a {
  color: var(--gray);
  font-size: 0.82rem;
  transition: color 0.2s;
}
.footer-legal-links a:hover { color: var(--primary-dark); }

/* ─── Floating Contact Widget ─────────────────────────────── */
.floating-contact {
  position: fixed;
  bottom: 32px; right: 24px;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.floating-toggle {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  border: none;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  position: relative;
  z-index: 2;
}
.floating-toggle:hover { background: var(--primary-dark); transform: scale(1.08); }
.floating-contact.open .floating-toggle { background: var(--accent); }
.floating-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
  opacity: 0;
  transform: scale(0.8) translateY(20px);
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  order: -1;
}
.floating-contact.open .floating-menu {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: all;
}
.floating-item {
  width: 46px; height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  margin: 0 auto;
  cursor: pointer;
}
.floating-item:hover { transform: scale(1.12) translateX(-4px); color: white; }
.float-phone   { background: var(--primary); }
.float-whatsapp{ background: #25D366; }
.float-wechat  { background: #07C160; }
.float-email   { background: #EA4335; }
.float-tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%; transform: translateY(-50%);
  background: var(--primary-dark);
  color: white;
  font-size: 0.78rem;
  font-weight: 500;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}
.float-tooltip::after {
  content: '';
  position: absolute;
  left: 100%; top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--primary-dark);
}
.floating-item:hover .float-tooltip { opacity: 1; }

/* WeChat QR placeholder */
.wechat-qr-placeholder {
  width: 120px; height: 120px;
  background: var(--gray-light);
  border: 2px dashed var(--gray-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  color: #07C160;
  margin: 0 auto;
}

/* ─── Admin Sidebar etc (for admin pages) ─────────────────── */
/* See admin/assets/admin.css */

/* ─── Responsive Adjustments ──────────────────────────────── */
@media (max-width: 991.98px) {
  html, body {
    overflow-x: clip;
    max-width: 100%;
  }
  body { padding-top: 100px; }
  body.lang-en { padding-top: 104px; }
  /* 移动端无 topbar，无需 body::before */
  .topbar { display: none; }
  .main-nav {
    top: 0;
    height: auto;
    min-height: var(--nav-height);
    overflow: visible;
    z-index: 1100 !important;
    isolation: isolate;
  }
  #main-content {
    position: relative;
    z-index: 1;
  }
  body.nav-auto-hide-off .main-nav { top: 0 !important; }

  /* 覆盖 Bootstrap .navbar>.container 的 flex，顶栏仅含标题+按钮 */
  .main-nav.navbar > .container.main-nav__shell {
    display: block !important;
    flex: none !important;
    flex-wrap: unset !important;
    width: 100% !important;
    max-width: 100% !important;
    position: relative;
    min-height: var(--nav-height);
    height: auto !important;
    padding-left: 12px;
    padding-right: 12px;
    overflow: visible;
  }
  .main-nav__top {
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center;
    width: 100%;
    min-height: var(--nav-height);
    position: relative;
    z-index: 5;
    gap: 8px;
    box-sizing: border-box;
  }
  .main-nav .navbar-brand {
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
    max-width: 100%;
    height: auto !important;
    min-height: var(--nav-height);
    margin: 0;
    padding: 8px 0;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    overflow: hidden;
    position: relative;
    z-index: 1;
  }
  .main-nav .brand-logo {
    width: 100%;
    min-width: 0;
    height: auto;
    justify-content: flex-start;
    gap: 0;
    overflow: hidden;
  }
  .main-nav .brand-logo-img,
  .main-nav .brand-logo-icon {
    display: none !important;
  }
  .main-nav .brand-logo-text {
    width: 100%;
    min-width: 0;
    max-width: 100%;
    padding: 0;
    text-align: left;
    align-self: center;
    overflow: hidden;
  }
  .main-nav .brand-name {
    font-size: clamp(1.1rem, 3.8vw, 1.32rem);
    line-height: 1.25;
    letter-spacing: 0.01em;
    font-weight: 800;
    white-space: normal;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
    hyphens: auto;
  }
  body.lang-en .main-nav .brand-name {
    font-size: clamp(1rem, 3.4vw, 1.22rem);
    line-height: 1.22;
    letter-spacing: 0.012em;
    -webkit-line-clamp: 2;
    text-transform: none;
  }
  body.lang-en .main-nav__top,
  body.lang-en .main-nav .navbar-brand {
    min-height: 76px;
  }
  body.lang-en .main-nav {
    min-height: 76px;
  }
  .main-nav .brand-sub {
    display: none;
  }

  /* 移动端顶栏按钮（语言切换 + 汉堡菜单） */
  #mobileNavControls {
    display: flex !important;
    flex: 0 0 auto;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    position: relative;
    z-index: 12;
    pointer-events: auto;
    margin: 0;
    padding: 0;
  }
  #mobileNavControls .mob-btn {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 6px;
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    cursor: pointer;
  }
  #mobileNavControls .mob-btn-lang {
    background: var(--accent-light);
    border: 1px solid rgba(56, 163, 217, 0.28);
    color: var(--primary-dark);
    font-size: 12px;
    font-weight: 800;
    text-decoration: none;
  }
  #mobileNavControls .mob-btn-menu {
    background: var(--white);
    border: 1px solid rgba(56, 163, 217, 0.28);
    color: var(--primary-dark);
  }
  #mobileNavControls .mob-btn-menu i {
    color: var(--primary-dark);
    font-size: 18px;
    line-height: 1;
    pointer-events: none;
  }

  /* 展开菜单：全屏遮罩层（覆盖标题栏 + 页面），点击外侧可关闭 */
  .nav-mobile-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1038;
    background: rgba(7, 16, 28, 0.55);
    border: none;
    padding: 0;
    margin: 0;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .nav-mobile-backdrop.is-visible {
    display: block;
  }
  body.nav-mobile-menu-open {
    overflow: hidden;
  }
  .main-nav.nav-menu-open .navbar-brand {
    visibility: hidden;
    pointer-events: none;
  }
  /* 折叠菜单在 container 外，收起时完全脱离顶栏布局 */
  .main-nav > .navbar-collapse.collapse:not(.show):not(.collapsing) {
    display: none !important;
    height: 0 !important;
    overflow: hidden !important;
    flex: none !important;
    padding: 0 !important;
    margin: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
  }
  .main-nav > .navbar-collapse.show,
  .main-nav > .navbar-collapse.collapsing {
    position: fixed;
    top: 0;
    left: 0;
    right: auto;
    width: min(88vw, 320px);
    max-width: 320px;
    z-index: 1040;
    min-height: 100vh;
    max-height: 100vh;
    margin: 0;
    padding: calc(var(--nav-height) + 12px) 16px 28px;
    background: #F0F9FF;
    border: none;
    border-right: 1px solid rgba(56, 163, 217, 0.12);
    box-shadow: 4px 0 28px rgba(56, 163, 217, 0.15);
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .main-nav.nav-menu-open,
  .main-nav.nav-menu-open.scrolled {
    background: transparent !important;
    box-shadow: none;
  }
  .main-nav .navbar-nav {
    padding: 4px 0 0;
    gap: 2px;
  }
  .main-nav .navbar-nav .nav-link {
    padding: 10px 14px !important;
    border-radius: 8px;
    color: var(--text-body) !important;
  }
  /* 移动端：指示线改在菜单项内部底部，避免被折叠面板裁切 */
  .main-nav .navbar-nav .nav-link.active:not(.dropdown-toggle)::after,
  .main-nav .navbar-nav .nav-link.active.dropdown-toggle::before {
    bottom: 4px;
    left: 10px;
    right: 10px;
  }
  .main-nav .nav-item .nav-cta {
    width: 100%;
    justify-content: center;
    margin-top: 6px;
  }
  .main-nav .dropdown-menu-products {
    position: static !important;
    transform: none !important;
    width: 100%;
    margin: 4px 0 8px;
    box-shadow: none;
    background: rgba(56, 163, 217, 0.08);
    border: 1px solid rgba(56, 163, 217, 0.14);
  }
  .main-nav .dropdown-menu-products .dropdown-item {
    color: rgba(255, 255, 255, 0.92);
  }
  .main-nav .dropdown-menu-products .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
  }
  .main-nav .dropdown-menu-products .view-all {
    color: #fff !important;
    border-bottom-color: rgba(255, 255, 255, 0.15);
  }

  .hero-section { min-height: auto; }
  .hero-content { padding: 60px 0 40px; }
  .hero-visual { display: none; }
  .stats-section .stat-item { margin-bottom: 24px; }
  .section-gap { padding: 64px 0; }
  .about-img-placeholder { height: 280px; }
  .industry-card { height: 180px; }
  .floating-contact { bottom: 20px; right: 14px; }
}
@media (max-width: 767.98px) {
  body { padding-top: 100px; }
  body.lang-en { padding-top: 104px; }
  .section-gap { padding: 48px 0; }
  .section-header { margin-bottom: 36px; }
  .hero-title { font-size: 1.9rem; }
  .hero-cta-group { flex-direction: column; align-items: flex-start; }
  .inquiry-form-section { padding: 24px 20px; }
  .footer-legal-links { flex-wrap: wrap; gap: 12px; }
  .hero-stats { gap: 18px; }
  .page-header { padding: 40px 0; }
  .main-nav .dropdown-menu { position: static !important; transform: none !important; }
}

/* ─── AOS custom override ─────────────────────────────────── */
[data-aos] { backface-visibility: hidden; }

/* ─── Bootstrap Pagination Custom Styles ─────────────────── */
.pagination .page-link {
  color: var(--primary);
  border-color: var(--gray-border);
  border-radius: var(--radius) !important;
  margin: 0 2px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
}
.pagination .page-link:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
}
.pagination .page-item.active .page-link {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}
.pagination .page-item.disabled .page-link {
  color: var(--text-muted);
}

/* ─── Alert Styles ────────────────────────────────────────── */
.alert {
  border-radius: var(--radius);
  font-size: 0.9rem;
}

/* ─── Eyebrow utility for non-section contexts ────────────── */
.eyebrow {
  display: inline-block;
  font-size: 0.87rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  position: relative;
  padding-left: 28px;
  padding-right: 28px;
}
.eyebrow::before,
.eyebrow::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 2px;
  background: var(--accent);
}
.eyebrow::before {
  left: 0;
}
.eyebrow::after {
  right: 0;
}

/* ─── Image fade-in on load ───────────────────────────────── */
img {
  opacity: 1;
  transition: opacity 0.3s ease;
}
img[loading="lazy"]:not(.loaded) {
  opacity: 0;
}
img[loading="lazy"].loaded {
  opacity: 1;
}
/* Fallback: ensure images show after 3s even without JS */
@supports (content-visibility: auto) {
  img[loading="lazy"] { content-visibility: auto; }
}

/* ─── Smooth page transitions ─────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── Print styles ────────────────────────────────────────── */
@media print {
  .main-nav, .topbar, .site-footer, .floating-contact,
  #mobileNavControls,
  .hero-cta-group, .cta-section, .breadcrumb-nav { display: none !important; }
  body { padding-top: 0; }
  .page-header { background: linear-gradient(135deg, #DBEAFE, #E0F7FA) !important; -webkit-print-color-adjust: exact; }
}

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