/* ============================================
   SFSV Design System — Production Stylesheet
   Smart Factory Solution Vietnam
   ============================================ */
/* Google Fonts loaded via <link> in HTML for non-blocking render */

/* ===== CSS CUSTOM PROPERTIES ===== */
:root {
  /* Brand Colors */
  --primary-900: #1A3D4A;
  --primary-800: #264F5E;
  --primary-700: #3D7090;
  --primary-600: #4A8A9E;
  --primary-500: #5A9287;
  --primary-400: #6DAF82;
  --primary-300: #85CF7A;
  --primary-200: #9EE86F;
  --primary-100: #C5F2A8;
  --primary-50:  #ECFCE0;

  /* Neutral */
  --neutral-950: #0A0F14;
  --neutral-900: #111827;
  --neutral-800: #1F2937;
  --neutral-700: #374151;
  --neutral-600: #4B5563;
  --neutral-500: #6B7280;
  --neutral-400: #9CA3AF;
  --neutral-300: #D1D5DB;
  --neutral-200: #E5E7EB;
  --neutral-100: #F3F4F6;
  --neutral-50:  #F9FAFB;
  --white: #FFFFFF;

  /* Semantic */
  --success: #22C55E;
  --warning: #F59E0B;
  --error: #EF4444;
  --info: #3B82F6;

  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #3D7090 0%, #5A9287 40%, #9EE86F 100%);
  --gradient-dark: linear-gradient(135deg, #080C12 0%, #111D2B 40%, #1A3D4A 100%);
  --gradient-cta: linear-gradient(135deg, #3D7090 0%, #5A9287 50%, #85CF7A 100%);
  --gradient-text: linear-gradient(135deg, #4A8A9E 0%, #9EE86F 100%);
  --gradient-surface: linear-gradient(180deg, #F9FAFB 0%, #ECFCE0 100%);
  --gradient-glow: radial-gradient(ellipse at 50% 0%, rgba(158,232,111,0.08) 0%, transparent 60%);

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 24px 64px rgba(0,0,0,0.16);
  --shadow-glow: 0 0 40px rgba(158,232,111,0.12);
  --shadow-glow-strong: 0 0 80px rgba(158,232,111,0.2);

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --ease-out: cubic-bezier(0.0, 0.0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 200ms ease;
  --transition-normal: 300ms ease;

  /* Z-index */
  --z-dropdown: 10;
  --z-sticky: 20;
  --z-fixed: 30;
  --z-modal-backdrop: 40;
  --z-modal: 50;
  --z-tooltip: 60;
  --z-toast: 70;

  /* Container */
  --container-xl: 1280px;
  --container-2xl: 1440px;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  color: var(--neutral-900);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-700); text-decoration: none; transition: color 200ms; }
a:hover { color: var(--primary-500); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ===== SKIP LINK (A11y) ===== */
.skip-link {
  position: absolute; top: -100%; left: 16px; padding: 12px 24px;
  background: var(--primary-700); color: #fff; border-radius: var(--radius-md);
  z-index: 100; font-weight: 600;
}
.skip-link:focus { top: 16px; }

/* ===== UTILITIES ===== */
.container { max-width: var(--container-xl); margin: 0 auto; padding: 0 24px; }
.container-lg { max-width: var(--container-2xl); margin: 0 auto; padding: 0 24px; }
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.overline {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.14em; color: var(--primary-600);
}
.section-padding { padding: 80px 0; }
.section-padding-lg { padding: 100px 0; }
.text-center { text-align: center; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ===== TYPOGRAPHY ===== */
.display-xl { font-size: 4.5rem; font-weight: 800; line-height: 1.05; letter-spacing: -0.03em; }
.display-lg { font-size: 3.5rem; font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; }
.display-md { font-size: 3rem; font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h1, .h1 { font-size: 2.5rem; font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
h2, .h2 { font-size: 2rem; font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
h3, .h3 { font-size: 1.5rem; font-weight: 600; line-height: 1.3; }
h4, .h4 { font-size: 1.25rem; font-weight: 600; line-height: 1.35; }
.body-lg { font-size: 1.125rem; line-height: 1.7; color: var(--neutral-600); }
.body-md { font-size: 1rem; line-height: 1.6; }
.body-sm { font-size: 0.875rem; line-height: 1.5; color: var(--neutral-600); }
.section-heading { margin-bottom: 16px; }
.section-subheading { color: var(--neutral-500); max-width: 580px; margin: 0 auto 48px; font-size: 1.05rem; line-height: 1.7; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; border: none; cursor: pointer;
  border-radius: var(--radius-md); transition: all 200ms var(--ease-out);
  text-decoration: none; white-space: nowrap; position: relative;
  padding: 12px 24px; font-size: 0.9rem; min-height: 44px;
}
.btn:active { transform: scale(0.97); }
.btn:focus-visible { outline: 2px solid var(--primary-600); outline-offset: 3px; }
.btn-sm { padding: 8px 18px; font-size: 0.82rem; min-height: 36px; border-radius: var(--radius-sm); }
.btn-md { padding: 12px 24px; font-size: 0.9rem; min-height: 44px; }
.btn-lg { padding: 14px 32px; font-size: 0.95rem; min-height: 50px; }
.btn-xl { padding: 18px 40px; font-size: 1rem; min-height: 56px; border-radius: var(--radius-lg); }
.btn-primary {
  background: var(--gradient-cta); color: #fff;
  box-shadow: 0 2px 8px rgba(61,112,144,0.25), inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-primary:hover { box-shadow: 0 6px 20px rgba(61,112,144,0.35); transform: translateY(-1px); }
.btn-secondary { background: transparent; color: var(--primary-700); border: 1.5px solid var(--primary-600); }
.btn-secondary:hover { background: var(--primary-50); border-color: var(--primary-500); }
.btn-outline { background: transparent; color: var(--neutral-700); border: 1.5px solid var(--neutral-300); }
.btn-outline:hover { border-color: var(--primary-600); color: var(--primary-700); background: var(--primary-50); }
.btn-ghost { background: transparent; color: var(--neutral-600); }
.btn-ghost:hover { background: var(--neutral-100); color: var(--neutral-900); }
.btn-dark { background: var(--neutral-900); color: #fff; }
.btn-dark:hover { background: var(--neutral-800); transform: translateY(-1px); }
.btn-hero-secondary {
  background: rgba(255,255,255,0.06); color: rgba(255,255,255,0.9);
  border: 1px solid rgba(255,255,255,0.15); backdrop-filter: blur(8px);
}
.btn-hero-secondary:hover { background: rgba(255,255,255,0.12); border-color: rgba(255,255,255,0.25); }
.btn[disabled] { opacity: 0.45; pointer-events: none; }
.btn-icon { width: 44px; padding: 0; }

/* ===== HEADER / NAVIGATION ===== */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: var(--z-fixed);
  height: 72px; transition: all 300ms var(--ease-out);
}
.site-header.scrolled {
  background: rgba(255,255,255,0.88); backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.site-header.header-dark { background: transparent; }
.site-header.header-dark.scrolled {
  background: rgba(10,15,20,0.88); backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  max-width: var(--container-2xl); margin: 0 auto; padding: 0 32px;
  height: 100%; display: flex; align-items: center; justify-content: space-between;
}
.header-logo img { height: 40px; width: auto; }
.header-logo { display: flex; align-items: center; text-decoration: none; }
.nav-desktop { display: flex; gap: 32px; align-items: center; }
.nav-desktop a {
  text-decoration: none; color: var(--neutral-600); font-size: 0.88rem;
  font-weight: 500; transition: color 200ms; position: relative; padding: 4px 0;
}
.header-dark .nav-desktop a { color: rgba(255,255,255,0.7); }
.header-dark .nav-desktop a:hover { color: var(--primary-200); }
.nav-desktop a:hover { color: var(--primary-700); }
.nav-desktop a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; width: 0;
  height: 2px; background: var(--gradient-cta); transition: width 250ms var(--ease-out); border-radius: 2px;
}
.nav-desktop a:hover::after { width: 100%; }
.nav-desktop .has-mega { cursor: pointer; }
.header-actions { display: flex; align-items: center; gap: 12px; }
.lang-toggle {
  font-size: 0.78rem; font-weight: 600; color: var(--neutral-500);
  background: var(--neutral-100); padding: 6px 14px; border-radius: var(--radius-full);
  border: 1px solid var(--neutral-200); transition: all 200ms; display: inline-flex; align-items: center; gap: 6px;
}
.header-dark .lang-toggle { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.1); color: rgba(255,255,255,0.6); }
.lang-toggle:hover { background: var(--neutral-200); color: var(--neutral-700); }
.hamburger { display: none; width: 44px; height: 44px; align-items: center; justify-content: center; }
.hamburger span {
  display: block; width: 22px; height: 2px; background: var(--neutral-700);
  position: relative; transition: all 300ms;
}
.hamburger span::before, .hamburger span::after {
  content: ''; position: absolute; width: 22px; height: 2px;
  background: var(--neutral-700); transition: all 300ms;
}
.hamburger span::before { top: -7px; }
.hamburger span::after { top: 7px; }
.header-dark .hamburger span,
.header-dark .hamburger span::before,
.header-dark .hamburger span::after { background: #fff; }

/* Mobile Navigation */
.mobile-nav {
  position: fixed; top: 0; right: -100%; width: 100%; height: 100vh;
  background: var(--white); z-index: 100; transition: right 400ms var(--ease-out);
  padding: 80px 24px 24px; overflow-y: auto;
}
.mobile-nav.open { right: 0; }
.mobile-nav-close {
  position: absolute; top: 16px; right: 16px; width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-md); font-size: 24px; color: var(--neutral-600);
}
.mobile-nav a {
  display: block; padding: 16px 0; font-size: 1.15rem; font-weight: 600;
  color: var(--neutral-900); border-bottom: 1px solid var(--neutral-100);
}
.mobile-nav-cta { padding-top: 24px; }
.mobile-nav-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 99;
  opacity: 0; pointer-events: none; transition: opacity 300ms;
}
.mobile-nav-overlay.active { opacity: 1; pointer-events: all; }

/* Mega Menu */
.mega-menu {
  position: absolute; top: 72px; left: 50%; transform: translateX(-50%);
  width: 100%; max-width: var(--container-xl); background: var(--white);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.12); padding: 24px 28px;
  opacity: 0; visibility: hidden; transform: translateX(-50%) translateY(-8px);
  transition: all 250ms var(--ease-out); z-index: var(--z-dropdown);
}
.header-dark .mega-menu { background: rgba(10,15,20,0.96); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,0.06); }
.header-dark .mega-menu-col h4 { color: rgba(255,255,255,0.35); }
.header-dark .mega-menu-col a { color: rgba(255,255,255,0.7); }
.header-dark .mega-menu-col a:hover { background: rgba(255,255,255,0.06); color: var(--primary-200); }
.mega-menu.active { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mega-menu-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 32px; }
.mega-menu-col h4 {
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--neutral-400); margin-bottom: 16px;
}
.mega-menu-col a {
  display: flex; align-items: center; gap: 8px; padding: 7px 10px;
  border-radius: var(--radius-md); color: var(--neutral-700);
  font-size: 0.85rem; font-weight: 500; transition: all 200ms;
}
.mega-menu-col a:hover { background: var(--primary-50); color: var(--primary-700); }
.mega-menu-col a::after { display: none; }
.mega-menu-col a i { font-size: 16px; color: var(--primary-600); }
.header-dark .mega-menu-col a i { color: var(--primary-300); }
.mega-featured {
  background: var(--gradient-dark); border-radius: var(--radius-lg); padding: 24px; color: #fff;
}
.mega-featured h4 { color: rgba(255,255,255,0.5) !important; }
.mega-featured p { font-size: 0.85rem; color: rgba(255,255,255,0.6); margin-bottom: 16px; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--gradient-dark); position: relative; overflow: hidden;
  padding: 120px 24px 80px; text-align: center; color: #fff;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 25% 50%, rgba(61,112,144,0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 30%, rgba(158,232,111,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 90%, rgba(90,146,135,0.08) 0%, transparent 40%);
}
.hero::after {
  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'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%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");
  opacity: 0.5;
}
.hero-content { position: relative; z-index: 1; max-width: 750px; }
.hero .overline {
  color: var(--primary-200); margin-bottom: 24px;
  display: inline-flex; align-items: center; gap: 12px;
}
.hero .overline::before, .hero .overline::after {
  content: ''; width: 24px; height: 1px; background: rgba(158,232,111,0.4);
}
.hero-title {
  font-size: 4rem; font-weight: 800; line-height: 1.08; margin-bottom: 24px;
  letter-spacing: -0.03em;
}
.hero-subtitle {
  font-size: 1.1rem; color: rgba(255,255,255,0.55); max-width: 520px;
  margin: 0 auto 40px; line-height: 1.7;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.scroll-indicator {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
  z-index: 1; animation: scrollBounce 2s ease-in-out infinite;
  color: rgba(255,255,255,0.3); font-size: 24px;
}
@keyframes scrollBounce { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* Interior Hero */
.hero-interior {
  background: var(--gradient-dark); padding: 140px 24px 60px; color: #fff;
  position: relative; overflow: hidden;
}
.hero-interior::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 70% 40%, rgba(158,232,111,0.06) 0%, transparent 60%);
}
.hero-interior .container { position: relative; z-index: 1; }
.breadcrumb {
  display: flex; gap: 8px; align-items: center; font-size: 0.82rem;
  color: rgba(255,255,255,0.4); margin-bottom: 18px; font-weight: 500;
}
.breadcrumb a { color: rgba(255,255,255,0.5); }
.breadcrumb a:hover { color: var(--primary-200); }
.breadcrumb i { font-size: 14px; opacity: 0.4; }
.hero-interior h1 { font-size: 2.8rem; font-weight: 700; margin-bottom: 12px; letter-spacing: -0.02em; }
.hero-interior p { color: rgba(255,255,255,0.5); font-size: 1.05rem; max-width: 600px; }

/* ===== TRUST BAR / PARTNERS ===== */
.trust-bar { padding: 48px 0; border-bottom: 1px solid var(--neutral-100); }
.trust-bar-inner { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; }
.trust-bar img {
  height: 36px; width: auto; opacity: 0.5; filter: grayscale(100%);
  transition: all 300ms;
}
.trust-bar img:hover { opacity: 1; filter: grayscale(0%); }
.partner-grid {
  display: flex; flex-wrap: wrap; gap: 16px; align-items: center;
  justify-content: center; padding: 36px;
}
.partner-logo {
  height: 50px; padding: 10px 28px; background: var(--neutral-50);
  border: 1px solid var(--neutral-200); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  transition: all 250ms;
}
.partner-logo img { height: 28px; width: auto; object-fit: contain; }
.partner-logo:hover { background: var(--primary-50); border-color: rgba(158,232,111,0.2); box-shadow: var(--shadow-glow); }

/* ===== CARDS ===== */
.card {
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl); overflow: hidden;
  transition: all 350ms var(--ease-out);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-6px); }
.card-img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block;
  background: linear-gradient(135deg, var(--primary-900), var(--primary-700));
}
.card-body { padding: 28px; }
.card-overline {
  font-size: 0.68rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.1em; color: var(--primary-600); margin-bottom: 10px;
  display: flex; align-items: center; gap: 6px;
}
.card-title { font-size: 1.2rem; font-weight: 700; color: var(--neutral-900); margin-bottom: 10px; line-height: 1.3; }
.card-desc { font-size: 0.88rem; color: var(--neutral-500); line-height: 1.65; margin-bottom: 18px; }
.card-link {
  font-size: 0.85rem; font-weight: 600; color: var(--primary-700);
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap 250ms var(--ease-out), color 200ms;
}
.card-link:hover { gap: 12px; color: var(--primary-500); }

/* Solution Card */
.card-solution {
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl); padding: 32px;
  transition: all 350ms var(--ease-out);
}
.card-solution:hover {
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(-4px); border-color: rgba(158,232,111,0.25);
}
.card-solution .card-icon {
  width: 56px; height: 56px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary-50), rgba(158,232,111,0.1));
  border: 1px solid rgba(158,232,111,0.15);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px; color: var(--primary-700); font-size: 24px; transition: all 350ms;
}
.card-solution:hover .card-icon {
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  color: #fff; border-color: transparent;
  box-shadow: 0 4px 16px rgba(61,112,144,0.3);
}

/* Case Study Card */
.card-case {
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  min-height: 320px; display: flex; flex-direction: column; justify-content: flex-end;
  padding: 32px; color: #fff; cursor: pointer; transition: all 350ms var(--ease-out);
  background-size: cover; background-position: center;
}
.card-case::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,15,20,0.15) 0%, rgba(10,15,20,0.88) 100%);
  z-index: 1; transition: all 350ms;
}
.card-case:hover { transform: translateY(-4px); box-shadow: var(--shadow-xl); }
.card-case > * { position: relative; z-index: 2; }
.card-case .tag {
  display: inline-flex; align-items: center; gap: 5px;
  background: rgba(158,232,111,0.15); border: 1px solid rgba(158,232,111,0.25);
  padding: 5px 14px; border-radius: var(--radius-full); font-size: 0.72rem;
  font-weight: 700; margin-bottom: 14px; width: fit-content;
  backdrop-filter: blur(8px);
}
.card-case .metric {
  font-size: 0.88rem; color: var(--primary-200); margin-top: 10px;
  font-weight: 700; display: flex; align-items: center; gap: 6px;
}

/* Stats Card */
.card-stat {
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl); padding: 36px 28px; text-align: center;
  transition: all 300ms var(--ease-out);
}
.card-stat:hover {
  box-shadow: var(--shadow-md), var(--shadow-glow);
  transform: translateY(-3px); border-color: rgba(158,232,111,0.2);
}
.stat-icon {
  width: 52px; height: 52px; border-radius: var(--radius-lg);
  background: var(--primary-50); display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px; color: var(--primary-700); font-size: 22px;
}
.stat-number {
  font-size: 2.8rem; font-weight: 800; line-height: 1; letter-spacing: -0.02em;
  background: var(--gradient-text);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.stat-label { font-size: 0.88rem; color: var(--neutral-500); margin-top: 8px; font-weight: 500; }

/* ===== GRIDS ===== */
.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: 20px; }

/* ===== SECTION : SOLUTIONS ===== */
.solutions-section { background: var(--neutral-50); }
.industry-cards { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.industry-card { flex: 0 0 calc(25% - 12px); }
.industry-card {
  background: #fff; border: 1px solid var(--neutral-200); border-radius: var(--radius-xl);
  padding: 24px; text-align: center; transition: all 300ms var(--ease-out);
  text-decoration: none; color: var(--neutral-900);
}
.industry-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: rgba(158,232,111,0.2); }
.industry-card img {
  width: 100%; height: 120px; object-fit: cover; border-radius: var(--radius-md);
  margin-bottom: 14px;
}
.industry-card h3 { font-size: 0.92rem; font-weight: 700; }

/* ===== CTA SECTION ===== */
.cta-section {
  background: var(--gradient-dark); padding: 80px 24px; text-align: center;
  color: #fff; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(158,232,111,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(61,112,144,0.08) 0%, transparent 40%);
}
.cta-section > * { position: relative; z-index: 1; }
.cta-section h2 { font-size: 2.2rem; font-weight: 700; margin-bottom: 16px; letter-spacing: -0.02em; }
.cta-section p { color: rgba(255,255,255,0.5); margin-bottom: 32px; max-width: 500px; margin-left: auto; margin-right: auto; font-size: 1.05rem; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 22px; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--neutral-700); margin-bottom: 8px; }
.form-label .required { color: var(--error); margin-left: 2px; }
.form-input, .form-select, .form-textarea {
  width: 100%; height: 48px; padding: 12px 16px;
  font-size: 0.9rem; color: var(--neutral-900);
  background: #fff; border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-md); transition: all 200ms;
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}
.form-input::placeholder { color: var(--neutral-400); }
.form-input:hover, .form-select:hover { border-color: var(--neutral-300); }
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--primary-600);
  box-shadow: 0 0 0 3px rgba(61,112,144,0.12), 0 1px 2px rgba(0,0,0,0.04);
}
.form-select {
  padding-right: 40px; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 256 256'%3E%3Cpolyline points='208 96 128 176 48 96' fill='none' stroke='%236B7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='24'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center; background-size: 16px;
}
.form-textarea { height: auto; min-height: 120px; resize: vertical; }
.form-input.error { border-color: var(--error); }
.form-input.error:focus { box-shadow: 0 0 0 3px rgba(239,68,68,0.12); }
.form-error { font-size: 0.78rem; color: var(--error); margin-top: 6px; display: flex; align-items: center; gap: 5px; font-weight: 500; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-checkbox {
  display: flex; gap: 10px; align-items: flex-start; font-size: 0.85rem; color: var(--neutral-600); cursor: pointer;
}
.form-checkbox input { margin-top: 3px; accent-color: var(--primary-700); width: 18px; height: 18px; }
.inline-form { display: flex; gap: 12px; max-width: 480px; margin: 0 auto; }
.inline-form .form-input { flex: 1; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--neutral-950); color: var(--neutral-400);
  padding: 80px 0 32px; position: relative;
}
.site-footer::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: var(--gradient-brand); opacity: 0.3;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .footer-logo { height: 36px; width: auto; object-fit: contain; margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; max-width: 300px; }
.footer-col h4 {
  color: rgba(255,255,255,0.9); font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 18px;
}
.footer-col a {
  display: flex; align-items: center; gap: 6px;
  color: var(--neutral-400); font-size: 0.88rem;
  padding: 5px 0; transition: all 200ms;
}
.footer-col a:hover { color: var(--primary-200); padding-left: 4px; }
.footer-col a i { font-size: 14px; }
.footer-partners { border-top: 1px solid rgba(255,255,255,0.06); padding: 24px 0; margin-bottom: 24px; }
.footer-partners-inner { display: flex; gap: 24px; align-items: center; justify-content: center; flex-wrap: wrap; }
.footer-partners img { height: 28px; opacity: 0.4; filter: grayscale(100%) brightness(2); transition: all 300ms; }
.footer-partners img:hover { opacity: 0.8; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; font-size: 0.78rem;
}
.social-links { display: flex; gap: 8px; }
.social-link {
  width: 36px; height: 36px; border-radius: var(--radius-md);
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.06);
  display: flex; align-items: center; justify-content: center;
  color: var(--neutral-400); transition: all 250ms; font-size: 16px;
}
.social-link:hover { background: var(--primary-700); color: #fff; border-color: var(--primary-600); }

/* ===== BADGES ===== */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 5px 14px; border-radius: var(--radius-full);
  font-size: 0.72rem; font-weight: 600;
}
.badge-primary { background: rgba(61,112,144,0.08); color: var(--primary-700); border: 1px solid rgba(61,112,144,0.12); }
.badge-success { background: rgba(34,197,94,0.08); color: #059669; border: 1px solid rgba(34,197,94,0.12); }

/* ===== TABS ===== */
.tab-list {
  display: inline-flex; gap: 4px; padding: 4px;
  background: var(--neutral-100); border-radius: var(--radius-lg); margin-bottom: 28px;
}
.tab-btn {
  padding: 10px 20px; font-size: 0.85rem; font-weight: 600;
  color: var(--neutral-700); border-radius: var(--radius-md);
  display: flex; align-items: center; gap: 8px; transition: all 200ms;
}
.tab-btn:hover { color: var(--neutral-700); }
.tab-btn.active { color: var(--primary-700); background: #fff; box-shadow: var(--shadow-sm); }
.tab-btn i { font-size: 16px; }
.tab-panel { display: none; animation: tabFadeIn 300ms var(--ease-out); }
.tab-panel.active { display: block; }
@keyframes tabFadeIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }

/* ===== ACCORDION ===== */
.accordion { display: flex; flex-direction: column; gap: 8px; }
.accordion-item {
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg); overflow: hidden; transition: border-color 200ms;
}
.accordion-item.active { border-color: rgba(61,112,144,0.2); }
.accordion-trigger {
  width: 100%; padding: 18px 22px; display: flex; align-items: center;
  justify-content: space-between; gap: 14px; font-size: 0.92rem;
  font-weight: 600; color: var(--neutral-900); text-align: left; transition: color 200ms;
}
.accordion-trigger:hover { color: var(--primary-700); }
.accordion-icon {
  width: 28px; height: 28px; border-radius: var(--radius-sm);
  background: var(--neutral-100); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; transition: all 300ms var(--ease-out); color: var(--neutral-500); font-size: 14px;
}
.accordion-item.active .accordion-icon { background: var(--primary-700); color: #fff; }
.accordion-item.active .accordion-icon i { transform: rotate(180deg); }
.accordion-panel { max-height: 0; overflow: hidden; transition: max-height 350ms var(--ease-out); }
.accordion-item.active .accordion-panel { max-height: 300px; }
.accordion-panel-content { padding: 0 22px 20px; font-size: 0.88rem; color: var(--neutral-600); line-height: 1.7; }

/* ===== TESTIMONIALS ===== */
.testimonial {
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl); padding: 36px; transition: all 300ms var(--ease-out);
}
.testimonial:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.testimonial-stars { display: flex; gap: 2px; color: var(--warning); margin-bottom: 16px; font-size: 16px; }
.testimonial-quote { font-size: 1.05rem; color: var(--neutral-700); line-height: 1.8; font-style: italic; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.testimonial-avatar {
  width: 48px; height: 48px; border-radius: var(--radius-full);
  background: var(--gradient-cta); display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: 1rem;
}
.testimonial-name { font-size: 0.9rem; font-weight: 700; color: var(--neutral-900); }
.testimonial-role { font-size: 0.8rem; color: var(--neutral-500); }

/* ===== FEATURE LIST ===== */
.feature-list { display: flex; flex-direction: column; gap: 16px; }
.feature-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 20px; background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg); transition: all 250ms var(--ease-out);
}
.feature-item:hover { border-color: rgba(158,232,111,0.2); box-shadow: var(--shadow-sm), var(--shadow-glow); }
.feature-item-icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--primary-50); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--primary-700); font-size: 20px; transition: all 250ms;
}
.feature-item:hover .feature-item-icon { background: var(--primary-700); color: #fff; }
.feature-item-title { font-size: 0.92rem; font-weight: 700; color: var(--neutral-900); margin-bottom: 4px; }
.feature-item-desc { font-size: 0.85rem; color: var(--neutral-500); line-height: 1.6; }

/* ===== PROCESS STEPPER ===== */
.process-stepper { display: flex; align-items: flex-start; gap: 0; position: relative; overflow-x: auto; padding: 16px 0; }
.process-step { flex: 1; text-align: center; position: relative; min-width: 140px; }
.process-step::after {
  content: ''; position: absolute; top: 24px; left: 50%; width: 100%;
  height: 2px; background: var(--neutral-200);
}
.process-step:last-child::after { display: none; }
.step-circle {
  width: 48px; height: 48px; border-radius: var(--radius-full);
  background: var(--primary-50); border: 2px solid var(--primary-300);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 12px; position: relative; z-index: 1;
  color: var(--primary-700); font-size: 20px;
}
.step-title { font-size: 0.82rem; font-weight: 700; color: var(--neutral-900); margin-bottom: 4px; }
.step-desc { font-size: 0.75rem; color: var(--neutral-500); }

/* ===== NEWS / ARTICLE CARDS ===== */
.article-card { background: #fff; border: 1px solid var(--neutral-200); border-radius: var(--radius-xl); overflow: hidden; transition: all 350ms var(--ease-out); }
.article-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.article-card img { width: 100%; height: 200px; object-fit: cover; }
.article-card-body { padding: 24px; }
.article-card .card-date { font-size: 0.75rem; color: var(--neutral-400); margin-bottom: 8px; font-weight: 500; }
.article-card .card-title { font-size: 1.05rem; margin-bottom: 8px; }
.article-card .card-desc { font-size: 0.85rem; color: var(--neutral-500); line-height: 1.6; margin-bottom: 16px;
  display: -webkit-box; -webkit-line-clamp: 2; line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== PAGINATION ===== */
.pagination { display: flex; align-items: center; gap: 6px; justify-content: center; }
.page-btn {
  min-width: 40px; height: 40px; padding: 0 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 600;
  color: var(--neutral-600); background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md); transition: all 200ms;
}
.page-btn:hover { background: var(--neutral-50); }
.page-btn.active { background: var(--primary-700); color: #fff; border-color: var(--primary-700); }

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed; bottom: 24px; left: 24px; right: 24px;
  background: #fff; border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl); padding: 20px 24px;
  box-shadow: var(--shadow-xl); display: flex; align-items: center; gap: 16px;
  max-width: 680px; z-index: var(--z-toast);
  transform: translateY(120%); transition: transform 500ms var(--ease-out);
}
.cookie-banner.show { transform: translateY(0); }
.cookie-icon { width: 44px; height: 44px; border-radius: var(--radius-lg); background: var(--primary-50); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--primary-700); font-size: 22px; }
.cookie-text { flex: 1; font-size: 0.85rem; color: var(--neutral-600); line-height: 1.6; }
.cookie-text a { color: var(--primary-700); font-weight: 600; }
.cookie-actions { display: flex; gap: 8px; flex-shrink: 0; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed; bottom: 24px; right: 24px; width: 48px; height: 48px;
  border-radius: var(--radius-lg); background: #fff; border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-md); display: flex; align-items: center; justify-content: center;
  color: var(--neutral-600); font-size: 20px; z-index: var(--z-sticky);
  opacity: 0; transform: translateY(20px); pointer-events: none;
  transition: all 300ms var(--ease-out);
}
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-to-top:hover { background: var(--primary-700); color: #fff; border-color: var(--primary-700); }

/* ===== FLOATING CTA (Mobile) ===== */
.floating-cta {
  display: none; position: fixed; bottom: 0; left: 0; right: 0;
  background: var(--white); border-top: 1px solid var(--neutral-200);
  padding: 12px 16px; z-index: var(--z-sticky);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.08);
}
.floating-cta .btn { width: 100%; }

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 600ms var(--ease-out), transform 600ms var(--ease-out);
}
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ===== DATA TABLE ===== */
.data-table-wrapper { background: #fff; border: 1px solid var(--neutral-200); border-radius: var(--radius-xl); overflow: hidden; }
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table thead { background: var(--neutral-50); }
.data-table th { padding: 14px 20px; text-align: left; font-weight: 600; color: var(--neutral-600); font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; border-bottom: 1px solid var(--neutral-200); }
.data-table td { padding: 14px 20px; color: var(--neutral-700); border-bottom: 1px solid var(--neutral-100); }
.data-table tbody tr:hover { background: var(--neutral-50); }

/* ===== PRODUCT FILTER ===== */
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px; }
.filter-btn {
  padding: 8px 20px; border-radius: var(--radius-full); font-size: 0.82rem;
  font-weight: 600; color: var(--neutral-600); background: #fff;
  border: 1px solid var(--neutral-200); transition: all 200ms;
}
.filter-btn:hover { border-color: var(--primary-600); color: var(--primary-700); }
.filter-btn.active { background: var(--primary-700); color: #fff; border-color: var(--primary-700); }

/* ===== PRODUCT DETAIL - SIDEBAR ===== */
.product-detail-grid { display: grid; grid-template-columns: 1fr 360px; gap: 48px; align-items: flex-start; }
.product-sidebar { position: sticky; top: 96px; }
.product-sidebar-card {
  background: #fff; border: 1px solid var(--neutral-200); border-radius: var(--radius-xl);
  padding: 28px; display: flex; flex-direction: column; gap: 16px;
}

/* ===== QUOTE BLOCK ===== */
.quote-block {
  background: var(--neutral-50); border-radius: var(--radius-xl); padding: 32px 36px;
  border-left: 4px solid var(--primary-700);
}
.quote-block p { font-size: 1.05rem; color: var(--neutral-700); line-height: 1.8; font-style: italic; margin-bottom: 12px; }
.quote-block cite { font-size: 0.85rem; color: var(--neutral-500); font-style: normal; font-weight: 600; }

/* ===== CONTACT PAGE ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: flex-start; }
.contact-info-card {
  display: flex; align-items: flex-start; gap: 16px; padding: 20px;
  background: #fff; border: 1px solid var(--neutral-200); border-radius: var(--radius-lg);
  margin-bottom: 16px;
}
.contact-info-card .icon {
  width: 44px; height: 44px; border-radius: var(--radius-md);
  background: var(--primary-50); display: flex; align-items: center; justify-content: center;
  color: var(--primary-700); font-size: 20px; flex-shrink: 0;
}

/* ===== MAP ===== */
.map-container { border-radius: var(--radius-xl); overflow: hidden; border: 1px solid var(--neutral-200); }
.map-container iframe { width: 100%; height: 300px; border: none; }

/* ===== RESPONSIVE ===== */

/* --- Tablet (≤1024px) --- */
@media (max-width: 1024px) {
  .nav-desktop { display: none; }
  .hamburger { display: flex; }
  .hero-title { font-size: 3rem; }
  .display-xl { font-size: 3rem; }
  .display-lg { font-size: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .product-detail-grid { grid-template-columns: 1fr; }
  .product-sidebar { position: static; }
  .contact-grid { grid-template-columns: 1fr; }
  .mega-menu { display: none !important; }
  .header-actions .lang-toggle { display: none; }
}

/* --- Mobile (≤768px) --- */
@media (max-width: 768px) {
  /* Layout & Typography */
  .container { padding: 0 16px; }
  .section-padding { padding: 48px 0; }
  .section-padding-lg { padding: 60px 0; }
  h1, .h1 { font-size: 1.75rem; }
  h2, .h2 { font-size: 1.4rem; }
  h3, .h3 { font-size: 1.2rem; }
  .section-subheading { font-size: 0.92rem; margin-bottom: 32px; }
  .overline { font-size: 0.68rem; }

  /* Header */
  .site-header { height: 60px; }
  .header-inner { padding: 0 16px; }
  .header-logo img { height: 32px; }
  .header-actions .btn { font-size: 0.78rem; padding: 8px 14px; min-height: 36px; }

  /* Hero */
  .hero { min-height: 80vh; padding: 90px 16px 50px; }
  .hero-title { font-size: 2.2rem; letter-spacing: -0.02em; }
  .hero-subtitle { font-size: 0.95rem; margin-bottom: 28px; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .scroll-indicator { bottom: 16px; }

  /* Interior Hero */
  .hero-interior { padding: 100px 16px 40px; }
  .hero-interior h1 { font-size: 1.8rem; }
  .hero-interior p { font-size: 0.92rem; }
  .breadcrumb { font-size: 0.75rem; margin-bottom: 12px; flex-wrap: wrap; }

  /* Grids */
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); gap: 12px; }

  /* Cards */
  .card-body { padding: 20px; }
  .card-title { font-size: 1.05rem; }
  .card-desc { font-size: 0.82rem; }
  .card-solution { padding: 24px; }
  .card-solution .card-icon { width: 48px; height: 48px; font-size: 20px; margin-bottom: 14px; }
  .card-case { min-height: 240px; padding: 24px; }

  /* Stats */
  .card-stat { padding: 24px 16px; }
  .stat-number { font-size: 2.2rem; }
  .stat-label { font-size: 0.82rem; }
  .stat-icon { width: 44px; height: 44px; font-size: 18px; margin-bottom: 10px; }

  /* Trust Bar / Partners */
  .trust-bar { padding: 32px 0; }
  .trust-bar-inner { gap: 16px; }
  .trust-bar img { height: 24px; }
  .partner-grid { gap: 10px; padding: 20px; }
  .partner-logo { padding: 8px 16px; }
  .partner-logo img { height: 22px; }

  /* Tabs */
  .tab-list { flex-wrap: wrap; gap: 4px; padding: 4px; width: 100%; justify-content: center; }
  .tab-btn { padding: 8px 14px; font-size: 0.78rem; }
  .tab-btn i { font-size: 14px; }

  /* Process Stepper */
  .process-stepper { flex-direction: column; gap: 12px; padding: 0; }
  .process-step { display: flex; align-items: center; gap: 14px; text-align: left; min-width: auto; }
  .process-step::after { display: none; }
  .step-circle { width: 40px; height: 40px; margin: 0; flex-shrink: 0; font-size: 16px; }
  .step-title { font-size: 0.85rem; }
  .step-desc { font-size: 0.72rem; }

  /* Industry Cards */
  .industry-cards { gap: 10px; }
  .industry-card { flex: 0 0 calc(50% - 5px); }
  .industry-card { padding: 16px; }
  .industry-card img { height: 80px; margin-bottom: 10px; }
  .industry-card h3 { font-size: 0.82rem; }

  /* Testimonials */
  .testimonial { padding: 24px; }
  .testimonial-quote { font-size: 0.92rem; line-height: 1.7; margin-bottom: 16px; }
  .testimonial-avatar { width: 40px; height: 40px; font-size: 0.85rem; }

  /* CTA Section */
  .cta-section { padding: 56px 16px; }
  .cta-section h2 { font-size: 1.7rem; }
  .cta-section p { font-size: 0.92rem; }
  .cta-actions { flex-direction: column; align-items: stretch; }
  .cta-actions .btn { width: 100%; justify-content: center; }

  /* Forms */
  .form-grid { grid-template-columns: 1fr; }
  .inline-form { flex-direction: column; max-width: 100%; }
  .inline-form .btn { width: 100%; justify-content: center; }
  .form-input, .form-select, .form-textarea { height: 44px; font-size: 0.88rem; }

  /* Accordion */
  .accordion-trigger { padding: 14px 16px; font-size: 0.88rem; }
  .accordion-panel-content { padding: 0 16px 16px; font-size: 0.85rem; }

  /* Article Cards */
  .article-card img { height: 160px; }
  .article-card-body { padding: 18px; }
  .article-card .card-title { font-size: 0.95rem; }

  /* Data Table */
  .data-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .data-table { min-width: 600px; }

  /* Footer */
  .site-footer { padding: 48px 0 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand p { max-width: 100%; }
  .footer-col h4 { margin-bottom: 10px; }
  .footer-col a { padding: 4px 0; }
  .footer-partners { padding: 16px 0; }
  .footer-partners-inner { gap: 16px; }
  .footer-partners img { height: 22px; }
  .footer-bottom { flex-direction: column; gap: 14px; text-align: center; padding-top: 16px; }

  /* Cookie Banner */
  .cookie-banner { left: 12px; right: 12px; bottom: 12px; flex-direction: column; text-align: center; padding: 16px; gap: 12px; max-width: 100%; }
  .cookie-icon { margin: 0 auto; }
  .cookie-actions { width: 100%; }
  .cookie-actions .btn { flex: 1; }

  /* Back to Top */
  .back-to-top { bottom: 16px; right: 16px; width: 40px; height: 40px; font-size: 16px; }

  /* Floating CTA (Mobile) */
  .floating-cta { display: block; padding: 10px 16px; }
  .floating-cta .btn { font-size: 0.88rem; }

  /* Quote Block */
  .quote-block { padding: 24px; }
  .quote-block p { font-size: 0.95rem; }

  /* Feature List */
  .feature-item { padding: 16px; gap: 12px; }
  .feature-item-icon { width: 38px; height: 38px; font-size: 18px; }
  .feature-item-title { font-size: 0.88rem; }
  .feature-item-desc { font-size: 0.82rem; }

  /* Pagination */
  .page-btn { min-width: 36px; height: 36px; font-size: 0.8rem; }

  /* Product Detail */
  .product-detail-grid { gap: 32px; }
  .product-sidebar-card { padding: 20px; }

  /* Contact */
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .contact-info-card { padding: 16px; }
  .map-container iframe { height: 220px; }

  /* Mobile Nav enhancements */
  .mobile-nav { padding: 70px 20px 20px; }
  .mobile-nav a { padding: 14px 0; font-size: 1.05rem; }
  .mobile-nav-cta { padding-top: 20px; }
}

/* --- Small phones (≤480px) --- */
@media (max-width: 480px) {
  .hero-title { font-size: 1.85rem; }
  .hero { min-height: 75vh; padding: 80px 12px 40px; }
  .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 12px; }
  .section-padding { padding: 40px 0; }
  h2, .h2 { font-size: 1.25rem; }
  .card-stat { padding: 20px 12px; }
  .stat-number { font-size: 1.8rem; }
  .industry-cards { gap: 8px; }
  .industry-card { flex: 0 0 calc(50% - 4px); }
  .industry-card { padding: 12px; }
  .industry-card img { height: 60px; margin-bottom: 8px; }
  .industry-card h3 { font-size: 0.75rem; }
  .tab-list { gap: 2px; }
  .tab-btn { padding: 6px 10px; font-size: 0.72rem; }
  .hero-interior h1 { font-size: 1.5rem; }
  .hero-interior p { font-size: 0.85rem; }
  .breadcrumb { font-size: 0.7rem; }
  .footer-bottom span { font-size: 0.72rem; }
  .cta-section h2 { font-size: 1.4rem; }
}

/* ===== PREFERS REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ===== PRINT ===== */
@media print {
  .site-header, .site-footer, .floating-cta, .back-to-top, .cookie-banner { display: none !important; }
  body { color: #000; background: #fff; }
}