/* ============================================
   TOPSUN Silicone Leather - Global Design System
   Primary: #008080 | Secondary: #333333 | White: #FFFFFF
   ============================================ */

/* -- Google Fonts Import -- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

/* -- CSS Custom Properties (Design Tokens) -- */
:root {
  --color-primary: #008080;
  --color-primary-dark: #006666;
  --color-primary-light: #00a3a3;
  --color-primary-rgb: 0, 128, 128;
  --color-secondary: #333333;
  --color-secondary-light: #555555;
  --color-white: #FFFFFF;
  --color-bg: #F8F9FA;
  --color-bg-alt: #F0F4F4;
  --color-border: #E2E8F0;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-text-muted: #999999;
  --color-success: #22C55E;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  
  --font-en: 'Outfit', sans-serif;
  --font-zh: 'Noto Sans SC', sans-serif;
  
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
  --shadow-primary: 0 8px 24px rgba(var(--color-primary-rgb), 0.25);
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  
  --header-height: 80px;
  --container-max: 1280px;
  --container-wide: 1440px;
}

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

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

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

body[lang="zh"] { font-family: var(--font-zh); }

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

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

/* -- Typography -- */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; color: var(--color-secondary); }
h1 { font-size: clamp(2rem, 4vw, 3.25rem); }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: clamp(1.1rem, 1.5vw, 1.35rem); }
p { font-size: 1rem; line-height: 1.7; color: var(--color-text-light); }

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title { margin-bottom: 16px; }
.section-subtitle { font-size: 1.1rem; color: var(--color-text-light); max-width: 640px; margin: 0 auto 48px; }
.text-center { text-align: center; }

/* -- Buttons -- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 32px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  white-space: nowrap;
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(var(--color-primary-rgb), 0.35);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-sm { min-height: 40px; padding: 8px 20px; font-size: 0.875rem; }
.btn-lg { min-height: 56px; padding: 16px 40px; font-size: 1.05rem; }
.btn-icon { min-width: 48px; min-height: 48px; padding: 12px; }

/* -- Header / Navigation -- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 24px;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo img { height: 42px; width: auto; }
.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.5px;
}

.nav-desktop { display: flex; align-items: center; gap: 4px; }
.nav-desktop > li { position: relative; }
.nav-desktop > li > a {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 14px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.nav-desktop > li > a:hover,
.nav-desktop > li > a.active {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
}
.nav-desktop > li > a .nav-arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s;
}
.nav-desktop > li:hover > a .nav-arrow { transform: rotate(180deg); }

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  z-index: 100;
}
.nav-desktop > li:hover > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Two-column dropdown for TECH & CERT */
.dropdown-menu.dropdown-wide {
  min-width: 520px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}
.dropdown-menu.dropdown-wide .dropdown-group-title {
  grid-column: span 1;
  padding: 8px 12px 4px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-primary);
}

.dropdown-menu a {
  display: block;
  padding: 10px 14px;
  font-size: 0.875rem;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}
.dropdown-menu a:hover {
  background: rgba(var(--color-primary-rgb), 0.06);
  color: var(--color-primary);
}

/* Language Switcher */
.lang-switch {
  position: relative;
  display: flex;
  align-items: center;
  cursor: pointer;
}
.lang-switch-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
}
.lang-switch-btn svg { width: 20px; height: 20px; }
.lang-switch-btn:hover { background: rgba(var(--color-primary-rgb), 0.06); }

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 160px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
  padding: 6px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: var(--transition);
  z-index: 100;
}
.lang-switch:hover .lang-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-dropdown a {
  display: block;
  padding: 8px 14px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}
.lang-dropdown a:hover {
  background: rgba(var(--color-primary-rgb), 0.06);
  color: var(--color-primary);
}

/* Mobile Navigation */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 28px;
  padding: 4px 0;
  z-index: 1100;
}
.hamburger span {
  display: block;
  width: 100%;
  height: 2.5px;
  background: var(--color-secondary);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 400px;
  height: 100vh;
  background: var(--color-white);
  z-index: 1050;
  overflow-y: auto;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 100px 24px 40px;
}
.mobile-nav.open { right: 0; }

.mobile-nav-cta {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
}
.mobile-nav-cta .btn { flex: 1; font-size: 0.85rem; padding: 10px 12px; min-height: 44px; }

.mobile-nav-item { border-bottom: 1px solid var(--color-border); }
.mobile-nav-item > a,
.mobile-nav-item > .mobile-nav-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-secondary);
  width: 100%;
  text-align: left;
}
.mobile-nav-toggle svg {
  width: 18px;
  height: 18px;
  transition: transform 0.25s;
}
.mobile-nav-item.expanded > .mobile-nav-toggle svg { transform: rotate(180deg); }

.mobile-nav-sub {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.mobile-nav-item.expanded > .mobile-nav-sub { max-height: 800px; }
.mobile-nav-sub a {
  display: block;
  padding: 10px 0 10px 16px;
  font-size: 0.875rem;
  color: var(--color-text-light);
}
.mobile-nav-sub a:hover { color: var(--color-primary); }

.mobile-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 1040;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.mobile-overlay.show { opacity: 1; visibility: visible; }

/* Mobile Lang in menu */
.mobile-lang-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}
.mobile-lang-section h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-text-muted);
  margin-bottom: 12px;
}
.mobile-lang-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.mobile-lang-grid a {
  padding: 10px 14px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  text-align: center;
}
.mobile-lang-grid a:hover,
.mobile-lang-grid a.active {
  background: var(--color-primary);
  color: var(--color-white);
}

/* -- Hero Section -- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-secondary);
  margin-top: var(--header-height);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,50,50,0.85), rgba(0,128,128,0.4));
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 80px 0;
}
.hero h1 {
  color: var(--color-white);
  margin-bottom: 20px;
  font-weight: 800;
  font-size: 2.5rem;
  line-height: 1.3;
}
.hero .hero-subtitle {
  color: rgba(255,255,255,0.9);
  font-size: 1.1rem;
  margin-bottom: 36px;
  line-height: 1.6;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; }

/* Page Hero (inner pages) */
.page-hero {
  position: relative;
  padding: 140px 0 80px;
  background: linear-gradient(135deg, #004d4d, var(--color-primary));
  text-align: center;
  margin-top: var(--header-height);
}
.page-hero h1 { color: var(--color-white); margin-bottom: 16px; }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 640px; margin: 0 auto; }

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.breadcrumb a { color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { color: var(--color-text-muted); }
.breadcrumb .current { color: var(--color-primary); font-weight: 500; }

/* -- Sections -- */
.section { padding: 80px 0; }
.section-alt { background: var(--color-bg); }

/* -- Cards -- */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.card-body { padding: 24px; }
.card-title { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; }
.card-params {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 12px;
}
.card-param {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.75rem;
  background: var(--color-bg-alt);
  color: var(--color-text-light);
  border-radius: 4px;
}
.card-text { font-size: 0.9rem; margin-bottom: 16px; }

/* Grid layouts */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid-6 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* -- Cert Badge Area -- */
.cert-scroll {
  display: flex;
  gap: 32px;
  overflow-x: auto;
  padding: 20px 0;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  justify-content: center;
}
.cert-scroll::-webkit-scrollbar { height: 4px; }
.cert-scroll::-webkit-scrollbar-track { background: var(--color-bg); }
.cert-scroll::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 4px; }
.cert-item {
  flex: 0 0 auto;
  width: 160px;
  text-align: center;
  scroll-snap-align: start;
  transition: var(--transition);
  cursor: pointer;
}
.cert-item img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin: 0 auto 10px;
  filter: grayscale(0.3);
  transition: var(--transition);
}
.cert-item:hover img {
  filter: grayscale(0);
  transform: scale(1.1);
}
.cert-item span { font-size: 0.8rem; color: var(--color-text-light); font-weight: 500; }

/* -- Client Logos -- */
.client-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
  align-items: center;
}
.client-logo {
  height: 50px;
  filter: grayscale(100%) opacity(0.5);
  transition: var(--transition);
}
.client-logo:hover { filter: grayscale(0%) opacity(1); }

/* -- Why Choose Section -- */
.advantage-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.advantage-card {
  text-align: center;
  padding: 32px 20px;
  border-radius: var(--radius-md);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}
.advantage-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.advantage-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  background: rgba(var(--color-primary-rgb), 0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.advantage-icon svg { width: 28px; height: 28px; }

/* -- Stats Row -- */
.stats-row {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 48px 0;
}
.stat-item { text-align: center; }
.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-top: 8px;
}

/* -- Inquiry / Contact Form -- */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-secondary);
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: var(--transition-fast);
  font-family: var(--font-en);
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.12);
}
.form-textarea { min-height: 120px; resize: vertical; }
.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--color-text-light);
}
.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
}

/* -- FAQ Accordion -- */
.faq-item { border-bottom: 1px solid var(--color-border); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 20px 0;
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  color: var(--color-secondary);
  cursor: pointer;
  background: none;
  border: none;
}
.faq-question svg { flex-shrink: 0; transition: transform 0.25s; width: 20px; height: 20px; }
.faq-item.active .faq-question svg { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-answer-inner { padding: 0 0 20px; font-size: 0.95rem; line-height: 1.7; color: var(--color-text-light); }
.faq-item.active .faq-answer { max-height: 500px; }

/* -- Footer -- */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255,255,255,0.8);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-col h4 {
  color: var(--color-white);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 20px;
}
.footer-col a {
  display: block;
  padding: 5px 0;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  transition: var(--transition-fast);
}
.footer-col a:hover { color: var(--color-white); padding-left: 4px; }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
}
.footer-contact { font-size: 0.85rem; line-height: 2; }
.footer-contact strong { color: var(--color-white); }
.footer-contact svg { 
  width: 14px; 
  height: 14px; 
  display: inline-block; 
  vertical-align: middle;
  margin-right: 4px;
}
.footer-legal {
  display: flex;
  gap: 24px;
  font-size: 0.8rem;
}
.footer-legal a:hover { color: var(--color-white); }
.footer-social {
  display: flex;
  gap: 12px;
}
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-social a:hover { background: var(--color-primary); }
.footer-social svg { width: 18px; height: 18px; fill: white; }

.footer-lang {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.footer-lang a {
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 4px;
}
.footer-lang a:hover,
.footer-lang a.active {
  background: rgba(255,255,255,0.1);
  color: var(--color-white);
}
.footer-copyright {
  text-align: center;
  padding: 20px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* -- Floating Elements -- */
.floating-actions {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 900;
}
.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  position: relative;
}
.float-btn:hover { transform: scale(1.1); }
.float-whatsapp { background: #25D366; color: white; }
.float-whatsapp .float-tooltip {
  position: absolute;
  right: calc(100% + 10px);
  white-space: nowrap;
  background: var(--color-secondary);
  color: white;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 500;
  opacity: 0;
  transition: var(--transition-fast);
  pointer-events: none;
}
.float-whatsapp:hover .float-tooltip { opacity: 1; }
.float-backtop {
  background: var(--color-white);
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
  opacity: 0;
  visibility: hidden;
}
.float-backtop.show { opacity: 1; visibility: visible; }
.float-btn svg { width: 24px; height: 24px; }

/* -- GDPR Cookie Banner -- */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-white);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.12);
  z-index: 9999;
  padding: 24px;
  transform: translateY(100%);
  transition: transform 0.4s ease;
}
.cookie-banner.show { transform: translateY(0); }
.cookie-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 20px;
}
.cookie-text { flex: 1; min-width: 280px; font-size: 0.9rem; color: var(--color-text-light); }
.cookie-text a { color: var(--color-primary); text-decoration: underline; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.cookie-actions .btn { min-height: 42px; padding: 8px 20px; font-size: 0.85rem; }

/* Cookie Preferences Modal */
.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}
.cookie-modal.show { opacity: 1; visibility: visible; }
.cookie-modal-content {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 520px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 32px;
}
.cookie-modal h3 { margin-bottom: 20px; }
.cookie-category { padding: 16px 0; border-bottom: 1px solid var(--color-border); }
.cookie-category:last-child { border: none; }
.cookie-category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.cookie-category h4 { font-size: 0.95rem; }
.cookie-toggle {
  position: relative;
  width: 48px;
  height: 26px;
}
.cookie-toggle input { opacity: 0; width: 0; height: 0; }
.cookie-toggle .slider {
  position: absolute;
  inset: 0;
  background: #ccc;
  border-radius: 26px;
  cursor: pointer;
  transition: var(--transition-fast);
}
.cookie-toggle .slider::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  bottom: 3px;
  left: 3px;
  transition: var(--transition-fast);
}
.cookie-toggle input:checked + .slider { background: var(--color-primary); }
.cookie-toggle input:checked + .slider::before { transform: translateX(22px); }
.cookie-category p { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 6px; }

/* -- Hot Links Bar -- */
.hot-links {
  background: var(--color-bg);
  padding: 24px 0;
  text-align: center;
}
.hot-links-inner {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* -- Table -- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.data-table th {
  background: var(--color-primary);
  color: white;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}
.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}
.data-table tr:nth-child(even) { background: var(--color-bg); }
.table-responsive { overflow-x: auto; position: relative; }
.scroll-hint {
  display: none;
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 40px;
  background: linear-gradient(to right, transparent, rgba(0,0,0,0.08));
  pointer-events: none;
}

/* -- Two Column Layout -- */
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.two-col-img { border-radius: var(--radius-md); overflow: hidden; }
.two-col-img img { width: 100%; height: auto; }

/* -- CTA Banner -- */
.cta-banner {
  background: linear-gradient(135deg, #004d4d, var(--color-primary));
  padding: 64px 0;
  text-align: center;
}
.cta-banner h2 { color: var(--color-white); margin-bottom: 16px; }
.cta-banner p { color: rgba(255,255,255,0.85); margin-bottom: 32px; max-width: 580px; margin-left: auto; margin-right: auto; }
.cta-banner-actions { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* -- Schema markup hidden -- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
  .nav-desktop { display: none; }
  .lang-switch { display: none; }
  .hamburger { display: flex; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .advantage-grid { grid-template-columns: repeat(2, 1fr); }
  .two-col { grid-template-columns: 1fr; gap: 32px; }
  .hero h1 { font-size: 2.2rem; }
}

@media (max-width: 768px) {
  :root { --header-height: 64px; }
  .section { padding: 48px 0; }
  .container { padding: 0 16px; }
  .grid-2, .grid-3, .grid-4, .grid-6 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .advantage-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .hero { min-height: 80vh; }
  .hero-content { 
    padding: 40px 20px; 
  }
  .hero h1 { 
    font-size: 1.75rem;
    line-height: 1.3;
  }
  .hero .hero-subtitle { 
    font-size: 1rem;
    margin-bottom: 28px;
  }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
  .stats-row { gap: 24px; }
  .stat-number { font-size: 2rem; }
  .floating-actions { right: 16px; bottom: 16px; }
  .float-btn { width: 48px; height: 48px; }
  .page-hero { padding: 110px 0 48px; }
  .cookie-inner { flex-direction: column; }
  .scroll-hint { display: block; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .advantage-grid { grid-template-columns: 1fr; }
  .mobile-nav { max-width: 100%; }
}

/* -- Animations -- */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Lazy load placeholder */
img[loading="lazy"] { background: var(--color-bg); }

/* Quick Contact Mobile Bar */
.mobile-quick-contact {
  display: none;
}
@media (max-width: 768px) {
  .mobile-quick-contact {
    display: flex;
    gap: 10px;
    padding: 16px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    margin-bottom: 32px;
  }
  .mobile-quick-contact a { flex: 1; text-align: center; font-size: 0.85rem; }
}