/* ==========================================================================
   ARISTO ARCHITECTURAL HARDWARE - Consolidated Stylesheet
   ========================================================================== */

/* ==========================================================================
   1. CSS Variables
   ========================================================================== */
:root {
  --color-primary: #e71e1c;
  --color-primary-hover: #c41816;
  --color-primary-dark: #b91c1c;
  --color-primary-light: #fef2f2;

  --color-dark: #1a1a1a;
  --color-darker: #111827;

  --color-text: #333;
  --color-text-secondary: #374151;
  --color-text-muted: #6b7280;
  --color-text-light: #9ca3af;
  --color-text-lighter: #d1d5db;

  --color-bg: #fff;
  --color-bg-light: #f9fafb;
  --color-bg-gray: #f8f8f8;

  --color-border: #e5e7eb;
  --color-border-light: #fce4ec;
  --color-border-dark: #374151;

  --container-max: 1200px;
  --container-padding: 24px;

  --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 50%;

  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 12px 40px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.12);

  --transition: all 0.3s ease;
  --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   2. Reset / Base Styles
   ========================================================================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  line-height: 1.6;
  background: var(--color-bg);
}

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

a {
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   3. Layout (Container, Grid)
   ========================================================================== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.grid {
  display: grid;
  gap: 32px;
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ==========================================================================
   4. Top Bar
   ========================================================================== */
.top-bar {
  background: var(--color-dark);
  color: var(--color-text-light);
  font-size: 12px;
  padding: 10px 0;
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar-inner {
  display: flex;
  gap: 24px;
  align-items: center;
}

.top-bar span {
  display: flex;
  align-items: center;
  gap: 6px;
}

.top-bar .red {
  color: var(--color-primary);
}

.top-bar .hover-red:hover {
  color: var(--color-primary);
  cursor: pointer;
}

/* ==========================================================================
   5. Header / Navigation
   ========================================================================== */
header {
  background: var(--color-bg);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 12px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow 0.3s ease, padding 0.3s ease;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

header img {
  height: 50px;
}

nav {
  display: flex;
  gap: 24px;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--transition);
}

nav a:hover {
  color: var(--color-primary);
}

nav a.active {
  color: var(--color-primary);
}

header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* --- Header CTA Button --- */
.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 24px;
  background: var(--color-primary);
  color: #fff !important;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.3s ease, transform 0.2s ease;
}

.header-cta:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

/* --- Products Dropdown --- */
.nav-dropdown {
  position: static;
}

.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.dropdown-arrow {
  transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-arrow,
.nav-dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown:hover > .nav-dropdown-trigger,
.nav-dropdown.open > .nav-dropdown-trigger {
  color: var(--color-primary);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
  padding: 32px 0 24px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 100;
}

.nav-dropdown:hover .dropdown-menu,
.nav-dropdown.open .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-inner {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 40px;
}

.dropdown-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-darker);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.dropdown-col a {
  display: block;
  font-size: 14px;
  font-weight: 400;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 5px 0;
  transition: color 0.2s ease, padding-left 0.2s ease;
  text-transform: none;
  letter-spacing: 0;
}

.dropdown-col a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

.dropdown-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 24px;
  padding: 18px 40px 0;
  text-align: center;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
}

.dropdown-view-all {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary) !important;
  text-decoration: none;
  transition: gap 0.2s ease;
}

.dropdown-view-all:hover {
  gap: 8px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  gap: 5px;
  z-index: 100;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-secondary);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ==========================================================================
   6. Hero Section
   ========================================================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-small {
  height: 50vh;
  min-height: 400px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.5), transparent);
}

.hero-content {
  position: relative;
  z-index: 10;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-content .container {
  width: 100%;
}

.hero h1 {
  color: #fff;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero .subtitle {
  color: var(--color-primary);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero p {
  color: var(--color-text-lighter);
  font-size: 18px;
  max-width: 500px;
  line-height: 1.7;
  margin-bottom: 32px;
}

/* ==========================================================================
   7. Badges and Buttons
   ========================================================================== */
.badge {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 8px 16px;
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  padding: 16px 32px;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.1em;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.btn:hover {
  background: var(--color-primary-hover);
  transform: scale(1.05);
}

.btn-white {
  background: #fff;
  color: var(--color-primary);
}

.btn-white:hover {
  background: #f3f4f6;
}

.cta-outline {
  display: inline-block;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  padding: 16px 40px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: var(--transition);
}

.cta-outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn-sm {
  padding: 10px 20px;
  font-size: 12px;
}

/* ==========================================================================
   8. Sections (General)
   ========================================================================== */
.section {
  padding: 80px 0;
}

.section-dark {
  background: var(--color-dark);
  color: #fff;
}

.section-gray {
  background: var(--color-bg-gray);
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-subtitle {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--color-text-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.red-bar {
  width: 60px;
  height: 4px;
  background: var(--color-primary);
}

/* ==========================================================================
   9. Cards and Product Cards
   ========================================================================== */
.card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.card-body {
  padding: 24px;
}

.card-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.card-body p {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

.product-card {
  position: relative;
}

.product-card .tag {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--color-primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  text-transform: uppercase;
}

.product-card .tag.tag-green {
  background: #059669;
}

.product-card .tag-static {
  position: static;
}

/* Featured Products Section */
.featured-section {
  padding: 100px 0;
}

.featured-header {
  text-align: center;
  margin-bottom: 60px;
}

.featured-title {
  font-size: 48px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-darker);
  margin-bottom: 20px;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.product-card-new {
  background: #fff;
  border: 1px solid #fce4ec;
  border-radius: 16px;
  padding: 32px 28px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, box-shadow 0.3s ease, opacity 0.6s ease;
  opacity: 0;
  transform: translateY(30px);
}

.product-card-new.revealed {
  opacity: 1;
  transform: translateY(0);
}

.product-card-new:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.product-card-img {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.product-card-img img {
  max-height: 180px;
  max-width: 100%;
  object-fit: contain;
}

.product-card-divider {
  width: 100%;
  height: 1px;
  background: #fce4ec;
  margin-bottom: 20px;
}

.product-card-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card-tag {
  display: inline-block;
  background: #fef2f2;
  color: var(--color-primary);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 20px;
  margin-bottom: 14px;
  align-self: flex-start;
}

.product-card-info h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-darker);
  line-height: 1.4;
  margin-bottom: 20px;
}

.product-card-link {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  transition: gap 0.3s ease;
}

.product-card-link:hover {
  gap: 10px;
}

.featured-footer {
  text-align: center;
  margin-top: 56px;
}

/* ==========================================================================
   10. Stats
   ========================================================================== */
.stats {
  background: #1e1e24;
  padding: 80px 0;
}

.stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-icon {
  width: 72px;
  height: 72px;
  background: rgba(231, 30, 28, 0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.stat-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.stat-item h3 {
  color: #fff;
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 12px;
}

.stat-item p {
  color: var(--color-text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 500;
}

/* ==========================================================================
   11. Features
   ========================================================================== */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.feature {
  text-align: center;
  padding: 40px 24px;
}

.feature-icon {
  width: 80px;
  height: 80px;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.feature-icon svg {
  width: 36px;
  height: 36px;
  color: var(--color-primary);
}

.feature h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature p {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* Capability Card (Dark Section) */
.capability-card {
  text-align: center;
  padding: 32px 16px;
}

.capability-card .capability-icon {
  width: 80px;
  height: 80px;
  background: rgba(231, 30, 28, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.capability-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}

.capability-card p {
  color: var(--color-text-light);
  font-size: 14px;
  line-height: 1.7;
}

/* ==========================================================================
   12. CTA Section
   ========================================================================== */
.cta {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  padding: 80px 0;
  text-align: center;
}

.cta h2 {
  color: #fff;
  font-size: 40px;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.cta p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
}

/* ==========================================================================
   13. Footer
   ========================================================================== */
footer {
  background: var(--color-darker);
  color: var(--color-text-light);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand img {
  height: 40px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text-light);
}

.footer-certs {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-certs a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-primary);
  transition: background 0.3s ease, color 0.3s ease;
}

.footer-certs a:hover {
  background: var(--color-primary);
  color: #fff;
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 20px;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text-light);
  transition: background 0.3s ease, color 0.3s ease;
}

.footer-social a:hover {
  background: var(--color-primary);
  color: #fff;
}

.footer-col h4 {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

.footer-col a {
  display: block;
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 12px;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--color-primary);
}

.footer-contact-item {
  display: flex !important;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px !important;
}

.footer-contact-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-light);
}

.footer-bottom .red {
  color: var(--color-primary);
}

/* ==========================================================================
   14. About Page Styles / Heritage Section
   ========================================================================== */

/* Heritage Section */
.heritage-section {
  padding: 100px 0;
  overflow: hidden;
}

.heritage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.heritage-image {
  position: relative;
}

.heritage-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 12px;
  filter: grayscale(100%);
  position: relative;
  z-index: 2;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.heritage-image::after {
  content: '';
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 180px;
  height: 180px;
  background: var(--color-primary);
  border-radius: 12px;
  z-index: 1;
}

.heritage-content p {
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.heritage-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--color-darker);
}

.heritage-checklist {
  list-style: none;
  padding: 0;
  margin: 32px 0;
}

.heritage-checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 14px;
}

.heritage-checklist svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   14b. About Page - New Design
   ========================================================================== */

/* About Hero */
.about-hero {
  position: relative;
  height: 50vh;
  min-height: 400px;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.about-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.about-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.4));
}

.about-hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.about-hero h1 {
  color: #fff;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 16px;
}

.about-hero p {
  color: var(--color-text-lighter);
  font-size: 18px;
  max-width: 550px;
  line-height: 1.7;
}

/* Legacy Section */
.about-legacy {
  padding: 100px 0;
}

.legacy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.legacy-image {
  position: relative;
}

.legacy-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 12px;
  filter: grayscale(100%);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.legacy-image::after {
  content: '';
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 160px;
  height: 160px;
  background: var(--color-primary);
  border-radius: 12px;
  z-index: -1;
}

.legacy-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: rgba(231, 30, 28, 0.95);
  color: #fff;
  padding: 14px 20px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
}

.legacy-badge-icon {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.legacy-badge-icon svg {
  width: 22px;
  height: 22px;
}

.legacy-badge span {
  display: block;
  font-size: 11px;
  opacity: 0.85;
}

.legacy-badge strong {
  display: block;
  font-size: 16px;
}

.legacy-content p {
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 20px;
}

.legacy-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--color-darker);
}

.legacy-stats {
  display: flex;
  gap: 24px;
  margin: 32px 0;
}

.legacy-stat-card {
  background: #fce4ec;
  border-radius: 12px;
  padding: 20px 28px;
  text-align: center;
  flex: 1;
}

.legacy-stat-card h4 {
  font-size: 32px;
  font-weight: 900;
  color: var(--color-darker);
  margin-bottom: 4px;
}

.legacy-stat-card span {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* Milestones Section */
.about-milestones {
  padding: 60px 0 70px;
  background: var(--color-bg-light);
}

.milestones-header {
  text-align: center;
  margin-bottom: 50px;
}

.milestones-title {
  font-size: 40px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-darker);
  margin-bottom: 14px;
}

.timeline {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline-line {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-primary);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  width: 50%;
  padding: 0 0 60px;
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.timeline-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

.timeline-left {
  left: 0;
  text-align: right;
}

.timeline-right {
  left: 50%;
  text-align: right;
}

.timeline-dot {
  position: absolute;
  top: 8px;
  width: 42px;
  height: 42px;
  background: var(--color-primary);
  border: 4px solid #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  box-shadow: 0 0 0 2px var(--color-primary);
}

.timeline-dot svg {
  width: 18px;
  height: 18px;
  color: #fff;
}

.timeline-left .timeline-dot {
  right: -21px;
}

.timeline-right .timeline-dot {
  left: -21px;
}

.timeline-card {
  background: #fff;
  border-radius: 10px;
  padding: 22px 28px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  width: 480px;
  text-align: right;
}

.timeline-left .timeline-card {
  margin-right: 52px;
  margin-left: 0;
}

.timeline-right .timeline-card {
  margin-left: 52px;
  margin-right: 0;
}

.timeline-year {
  display: block;
  font-size: 30px;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 4px;
  background: none;
  padding: 0;
  border-radius: 0;
}

.timeline-card h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 4px;
}

.timeline-card p {
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.5;
}

/* Certifications Section */
.about-certifications {
  padding: 100px 0;
}

.cert-header {
  text-align: center;
  margin-bottom: 56px;
}

.cert-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-darker);
  margin-bottom: 20px;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.cert-card {
  background: #fff;
  border: 1px solid #fce4ec;
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}

.cert-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.cert-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.cert-icon {
  width: 72px;
  height: 72px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
}

.cert-icon svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.cert-card h4 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 8px;
}

.cert-card p {
  color: var(--color-text-muted);
  font-size: 14px;
}

/* Values Section */
.about-values {
  padding: 100px 0;
  background: var(--color-bg-light);
}

.values-header {
  text-align: center;
  margin-bottom: 56px;
}

.values-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  color: var(--color-darker);
  margin-bottom: 20px;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.value-card {
  background: #fff;
  border: 1px solid #fce4ec;
  border-radius: 16px;
  padding: 36px 24px;
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}

.value-card.revealed {
  opacity: 1;
  transform: translateY(0);
}

.value-card:hover {
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.value-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.value-icon svg {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}

.value-card h4 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 10px;
}

.value-card p {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* Global Reach Section */
.about-global {
  padding: 100px 0;
}

.global-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.global-title {
  font-size: 42px;
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--color-darker);
}

.global-content > p {
  color: var(--color-text-muted);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 32px;
}

.global-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.global-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.global-feature-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.global-feature-icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

.global-feature h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
}

.global-feature p {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.6;
}

.global-map img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

/* About CTA Section */
.about-cta {
  background: var(--color-darker);
  padding: 80px 0;
  text-align: center;
}

.about-cta h2 {
  color: #fff;
  font-size: 36px;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.about-cta p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  margin-bottom: 32px;
}

/* ==========================================================================
   15. About / Why Choose Us Section
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 60px;
  align-items: center;
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 8px;
}

.stat-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 20px 16px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.stat-card-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.stat-card-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.stat-card-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-darker);
}

.iso-highlight {
  border: 1px solid #e5e7eb;
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.iso-highlight-inner {
  display: flex;
  align-items: center;
  gap: 14px;
}

.iso-highlight-inner svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

/* Advantage List */
.advantage-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.advantage-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.advantage-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.advantage-icon svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
}

.advantage-item h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 2px;
}

.advantage-item p {
  color: var(--color-text-light);
  font-size: 14px;
}

/* Testimonial Card */
.testimonial-card {
  background: var(--color-bg-gray);
  border-radius: var(--radius-md);
  padding: 32px;
}

.testimonial-card .stars {
  color: var(--color-primary);
  font-size: 18px;
  margin-bottom: 16px;
}

.testimonial-card blockquote {
  color: var(--color-text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card .author h4 {
  font-size: 16px;
  font-weight: 700;
}

.testimonial-card .author p {
  color: var(--color-primary);
  font-size: 14px;
}

/* ==========================================================================
   15. Contact Page Styles
   ========================================================================== */
/* ==========================================================================
    Contact Page — Hero
    ========================================================================== */

.contact-hero {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  overflow: hidden;
}

.contact-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(231,30,28,0.15) 0%, transparent 60%);
}

.contact-hero-content {
  position: relative;
  z-index: 2;
  padding: 80px 0 60px;
}

.contact-hero-content .badge {
  display: inline-block;
  background: rgba(231,30,28,0.15);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 3px;
  padding: 6px 20px;
  border-radius: 20px;
  margin-bottom: 16px;
}

.contact-hero-content h1 {
  font-size: 48px;
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.contact-hero-content p {
  color: #d1d5db;
  font-size: 16px;
  max-width: 500px;
  margin: 0 auto;
}

/* ==========================================================================
    Contact Page — Main Section
    ========================================================================== */

.contact-main-section {
  padding: 80px 0;
  background: var(--color-bg-light);
}

.contact-main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Form side */
.contact-form-side .section-subtitle {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.contact-form-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-darker);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.contact-form-side .red-bar {
  width: 50px;
  height: 4px;
  background: var(--color-primary);
  border-radius: 2px;
  margin-bottom: 16px;
}

.contact-form-desc {
  color: var(--color-text-muted);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 480px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.contact-submit-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}

.contact-submit-btn:hover {
  background: #c41a18;
  transform: translateY(-1px);
}

/* Info side */
.contact-info-side {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.contact-info-heading {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 28px;
}

.contact-info-card .contact-info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-info-card .contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-card .contact-info-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-card .contact-info-icon svg {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.contact-info-card .contact-info-item h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 4px;
}

.contact-info-card .contact-info-item p {
  font-size: 13px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Social block */
.contact-social-block {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px 36px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.contact-social-block h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 12px;
}

.contact-social-icons {
  display: flex;
  gap: 12px;
}

.contact-social-icons a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #f3f4f6;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6b7280;
  transition: background 0.3s, color 0.3s;
}

.contact-social-icons a:hover {
  background: var(--color-primary);
  color: #fff;
}

/* Map block */
.contact-map-block {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px 36px 36px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.contact-map-block h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 12px;
}

.contact-map-wrapper {
  border-radius: 8px;
  overflow: hidden;
}

.contact-map-wrapper iframe {
  display: block;
  width: 100%;
  height: 200px;
  border: 0;
  border-radius: 8px;
}

/* ==========================================================================
    Contact Page — FAQ
    ========================================================================== */

.contact-faq-section {
  padding: 80px 0;
  background: #fff;
}

.faq-header {
  text-align: center;
  margin-bottom: 48px;
}

.faq-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-darker);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
}

.faq-item h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 8px;
}

.faq-item p {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ==========================================================================
    Contact Page — Responsive
    ========================================================================== */

/* Form Styles */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-family);
  transition: border-color 0.3s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  appearance: auto;
}

.form-submit {
  width: 100%;
  justify-content: center;
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(231, 30, 28, 0.15);
}

.form-success {
  background: #ecfdf5;
  color: #065f46;
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  margin-top: 16px;
  text-align: center;
}

/* ==========================================================================
    16. Animations & Scroll Reveal
    ========================================================================== */

/* --- Hero entrance keyframes --- */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroLineGrow {
  from { width: 0; }
  to   { width: 60px; }
}

/* --- Base scroll-reveal --- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Hero stagger children --- */
.contact-hero-content .badge {
  opacity: 0;
  animation: heroFadeUp 0.5s ease forwards;
  animation-delay: 0.1s;
}
.contact-hero-content h1 {
  opacity: 0;
  animation: heroFadeUp 0.5s ease forwards;
  animation-delay: 0.25s;
}
.contact-hero-content .red-bar {
  opacity: 0;
  animation: heroFadeUp 0.5s ease forwards;
  animation-delay: 0.4s;
}
.contact-hero-content p {
  opacity: 0;
  animation: heroFadeUp 0.5s ease forwards;
  animation-delay: 0.55s;
}

/* --- Section subtitle / title entrance --- */
[data-reveal-child] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-reveal-child].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Contact info items stagger --- */
.contact-info-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.contact-info-item.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Contact info icon pulse on reveal --- */
.contact-info-item.revealed .contact-info-icon {
  animation: iconPop 0.35s ease forwards;
  animation-delay: 0.15s;
}
@keyframes iconPop {
  0%   { transform: scale(0.6); opacity: 0; }
  70%  { transform: scale(1.1); }
  100% { transform: scale(1);   opacity: 1; }
}

/* --- Social icons stagger --- */
.contact-social-icons a {
  opacity: 0;
  transform: translateY(12px) scale(0.8);
  transition: opacity 0.35s ease, transform 0.35s ease, background 0.3s, color 0.3s;
}
.contact-social-icons a.revealed {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* --- FAQ items stagger --- */
.faq-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.faq-item.revealed {
  opacity: 1;
  transform: translateY(0);
}
.faq-item:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(231, 30, 28, 0.08);
}

/* --- Footer columns stagger --- */
.footer-grid > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.footer-grid > *.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Form input focus animations --- */
.form-group input,
.form-group textarea {
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(231, 30, 28, 0.1);
}

/* --- Submit button hover --- */
.contact-submit-btn {
  transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
}
.contact-submit-btn:hover {
  background: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(231, 30, 28, 0.3);
}
.contact-submit-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(231, 30, 28, 0.2);
}

/* --- Submit button icon slide on hover --- */
.contact-submit-btn svg {
  transition: transform 0.3s ease;
}
.contact-submit-btn:hover svg {
  transform: translateX(4px);
}

/* --- Nav link underline hover --- */
nav a {
  position: relative;
}
nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.3s ease;
}
nav a:hover::after,
nav a.active::after {
  width: 100%;
}

/* --- Scrollbar custom --- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f1f1;
}
::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary-hover);
}

/* ==========================================================================
    17. Catalog Page
    ========================================================================== */

/* Hero */
.catalog-hero {
  background: var(--color-darker);
  padding: 80px 0 60px;
  text-align: center;
}

.catalog-hero-badge {
  display: inline-block;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}

.catalog-hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.catalog-hero p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  max-width: 500px;
  margin: 0 auto;
}

/* Catalog Section */
.catalog-section {
  padding: 60px 0;
  background: #f9fafb;
}

.catalog-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 32px;
  align-items: start;
}

/* Viewer */
.catalog-viewer {
  background: #1e293b;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.catalog-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: #0f172a;
  border-bottom: 1px solid #334155;
}

.catalog-viewer-title {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #fff;
  font-size: 13px;
}

.catalog-viewer-title svg {
  color: #94a3b8;
}

.catalog-viewer-title strong {
  font-weight: 600;
}

.catalog-viewer-title span {
  color: #64748b;
  font-size: 12px;
}

.catalog-viewer-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.catalog-nav-btn,
.catalog-zoom-btn,
.catalog-fullscreen-btn {
  background: transparent;
  border: 1px solid #475569;
  color: #94a3b8;
  width: 30px;
  height: 30px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}

.catalog-nav-btn:hover,
.catalog-zoom-btn:hover,
.catalog-fullscreen-btn:hover {
  background: #334155;
  color: #fff;
}

.catalog-page-num {
  color: #94a3b8;
  font-size: 13px;
  min-width: 40px;
  text-align: center;
}

.catalog-divider {
  color: #475569;
  margin: 0 4px;
}

.catalog-zoom-level {
  color: #94a3b8;
  font-size: 13px;
  min-width: 40px;
  text-align: center;
}

.catalog-download-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--color-primary);
  color: #fff;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
  white-space: nowrap;
}

.catalog-download-btn:hover {
  background: var(--color-primary-hover);
}

.catalog-viewer-body {
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
}

.catalog-book-cover {
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  border-radius: 4px;
  padding: 48px 40px;
  text-align: center;
  width: 300px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.catalog-book-cover svg {
  margin-bottom: 20px;
}

.catalog-book-cover h2 {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.15em;
  margin-bottom: 4px;
}

.catalog-cover-sub {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.catalog-cover-line {
  width: 40px;
  height: 2px;
  background: var(--color-primary);
  margin: 0 auto 20px;
}

.catalog-book-cover h3 {
  font-size: 18px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 4px;
}

.catalog-cover-edition {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.catalog-viewer-thumbs {
  display: flex;
  gap: 4px;
  padding: 10px 16px;
  background: #0f172a;
  border-top: 1px solid #334155;
  overflow-x: auto;
}

.catalog-thumb {
  min-width: 32px;
  height: 28px;
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 4px;
  color: #94a3b8;
  font-size: 11px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.catalog-thumb:hover {
  background: #334155;
  color: #fff;
}

.catalog-thumb.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* Catalog Info */
.catalog-info {
  background: #fff;
  border-radius: 12px;
  padding: 32px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.catalog-info h2 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-darker);
  margin-bottom: 4px;
}

.catalog-info-edition {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.catalog-info-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid #e5e7eb;
}

.catalog-info-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--color-text-light);
}

.catalog-info-block {
  margin-bottom: 24px;
}

.catalog-info-block h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 10px;
}

.catalog-info-block p {
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

.catalog-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.catalog-checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

.catalog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.catalog-tag {
  display: inline-block;
  padding: 6px 14px;
  background: #f3f4f6;
  border-radius: 20px;
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.catalog-download-pdf {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.2s;
  margin-bottom: 20px;
}

.catalog-download-pdf:hover {
  background: var(--color-primary-hover);
}

.catalog-help {
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid #e5e7eb;
}

.catalog-help p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

.catalog-help a {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
}

.catalog-help a:hover {
  text-decoration: underline;
}

/* ==========================================================================
    18. Manufacturing Page
    ========================================================================== */

/* Hero */
.mfg-hero {
  position: relative;
  height: 55vh;
  min-height: 400px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.mfg-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.mfg-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.9) 0%, rgba(17, 24, 39, 0.7) 100%);
}

.mfg-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.mfg-hero-content h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  line-height: 1.1;
}

.mfg-hero-content p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  max-width: 550px;
  margin: 0 auto;
  line-height: 1.7;
}

.mfg-hero-badge {
  display: inline-block;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

/* Stats Bar */
.mfg-stats {
  background: var(--color-darker);
  padding: 40px 0;
}

.mfg-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.mfg-stat-icon {
  width: 52px;
  height: 52px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.mfg-stat-number {
  font-size: 36px;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
}

.mfg-stat-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Manufacturing Process */
.mfg-process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.mfg-process-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-left: 3px solid var(--color-primary);
  border-radius: 8px;
  padding: 32px 28px;
  position: relative;
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.mfg-process-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.mfg-process-num {
  font-size: 52px;
  font-weight: 800;
  color: #f9d5d5;
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.mfg-process-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.mfg-process-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 8px;
}

.mfg-process-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* State-of-the-Art Facility */
.mfg-facility-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.mfg-facility-img {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.mfg-facility-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}

.mfg-facility-info h2 {
  font-size: 32px;
  font-weight: 800;
  color: var(--color-darker);
  text-transform: uppercase;
  line-height: 1.2;
}

.mfg-facility-info p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.mfg-checklist {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mfg-checklist li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

/* Quality Assurance */
.mfg-qa-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.mfg-qa-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
}

.mfg-qa-icon {
  width: 56px;
  height: 56px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.mfg-qa-card h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 8px;
}

.mfg-qa-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* CTA */
.mfg-cta {
  background: var(--color-darker);
  padding: 60px 0;
  text-align: center;
}

.mfg-cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 16px;
  margin-bottom: 24px;
}

/* ==========================================================================
    18. Certifications Page
    ========================================================================== */

/* Hero */
.cert-hero {
  position: relative;
  height: 50vh;
  min-height: 380px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.cert-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.cert-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(17, 24, 39, 0.92) 0%, rgba(17, 24, 39, 0.75) 100%);
}

.cert-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.cert-hero-content h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 800;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.cert-hero-content p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 16px;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.cert-hero-badge {
  display: inline-block;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}

/* Stats Bar */
.cert-stats {
  background: #fff;
  padding: 32px 0;
  border-bottom: 1px solid #e5e7eb;
}

.cert-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.cert-stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 6px;
}

.cert-stat-label {
  font-size: 13px;
  color: var(--color-text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Certificate Detail Cards */
.cert-detail-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  margin-bottom: 32px;
  padding: 32px;
}

.cert-detail-card--reverse .cert-detail-img {
  order: 2;
}

.cert-detail-card--reverse .cert-detail-info {
  order: 1;
}

.cert-detail-img {
  border-radius: 12px;
  overflow: hidden;
}

.cert-detail-img-tag {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.cert-doc-placeholder {
  background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%);
  border: 2px solid #e5e7eb;
  border-radius: 12px;
  padding: 40px 24px;
  text-align: center;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cert-doc-placeholder--green {
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  border-color: #bbf7d0;
}

.cert-doc-placeholder--blue {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border-color: #bfdbfe;
}

.cert-doc-placeholder--red {
  background: linear-gradient(135deg, #fef2f2 0%, #fecaca 100%);
  border-color: #fca5a5;
}

.cert-doc-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.cert-doc-type {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-darker);
}

.cert-detail-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.cert-detail-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cert-detail-header h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-darker);
  margin-bottom: 2px;
}

.cert-detail-type {
  font-size: 14px;
  color: var(--color-text-light);
}

.cert-detail-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.cert-detail-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.cert-detail-row-icon {
  color: var(--color-primary);
  font-weight: 800;
  font-size: 16px;
  flex-shrink: 0;
  width: 16px;
  margin-top: 1px;
}

.cert-detail-label {
  display: block;
  font-size: 10px;
  font-weight: 600;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 2px;
}

.cert-detail-value {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-darker);
}

.cert-img-caption {
  text-align: center;
  font-size: 12px;
  color: #9ca3af;
  margin-top: 12px;
}

.cert-active-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #16a34a;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cert-active-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: #16a34a;
  border-radius: 50%;
  display: inline-block;
}

/* Certifications at a Glance */
.cert-glance-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cert-glance-card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.cert-glance-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.cert-glance-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cert-glance-header h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-darker);
}

.cert-glance-desc {
  font-size: 13px;
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.cert-glance-rows {
  border-top: 1px solid #f3f4f6;
  padding-top: 12px;
}

.cert-glance-row {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 4px 0;
}

/* Accredited By */
.cert-accredited-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.cert-accredited-card {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
}

.cert-accredited-icon {
  width: 64px;
  height: 64px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--color-primary);
}

.cert-accredited-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-darker);
  margin-bottom: 4px;
}

.cert-accredited-card p {
  font-size: 13px;
  color: var(--color-text-light);
}

/* CTA */
.cert-cta {
  background: var(--color-darker);
  padding: 60px 0;
  text-align: center;
}

.cert-cta h2 {
  font-size: 32px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 12px;
}

.cert-cta p {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ==========================================================================
    18. Responsive Breakpoints
   ========================================================================== */

/* ---------- 1024px ---------- */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    gap: 40px;
  }

  .heritage-grid {
    gap: 48px;
  }

  .heritage-title {
    font-size: 36px;
  }

  .heritage-image img {
    height: 420px;
  }

  .featured-product-card h3 {
    font-size: 14px;
  }

  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-title {
    font-size: 36px;
  }

  .legacy-grid {
    gap: 48px;
  }

  .legacy-title {
    font-size: 36px;
  }

  .legacy-image img {
    height: 420px;
  }

  .milestones-title,
  .cert-title,
  .values-title,
  .global-title {
    font-size: 36px;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .global-grid {
    gap: 48px;
  }

  .cert-glance-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cert-detail-card {
    padding: 24px;
  }

  .mfg-process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .catalog-layout {
    grid-template-columns: 1fr;
  }

  .catalog-info {
    order: -1;
  }
}

/* ---------- 768px ---------- */
@media (max-width: 768px) {
  .grid-2,
  .grid-3,
  .grid-4,
  .features {
    grid-template-columns: 1fr;
  }

  .stats .container {
    grid-template-columns: repeat(2, 1fr);
  }

  .featured-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .featured-title {
    font-size: 32px;
  }

  .featured-section {
    padding: 60px 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .stat-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .heritage-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .heritage-image img {
    height: 360px;
  }

  .heritage-image::after {
    width: 120px;
    height: 120px;
    bottom: -10px;
    right: -10px;
  }

  .heritage-title {
    font-size: 32px;
  }

  .heritage-section {
    padding: 60px 0;
  }

  /* About Page Responsive */
  .legacy-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .legacy-image img {
    height: 360px;
  }

  .legacy-image::after {
    width: 120px;
    height: 120px;
    bottom: -10px;
    right: -10px;
  }

  .legacy-title {
    font-size: 32px;
  }

  .legacy-stats {
    flex-direction: column;
  }

  .milestones-title,
  .cert-title,
  .values-title,
  .global-title {
    font-size: 32px;
  }

  .about-milestones,
  .about-certifications,
  .about-values,
  .about-global {
    padding: 60px 0;
  }

  /* Timeline mobile */
  .timeline-line {
    left: 28px;
  }

  .timeline-item {
    width: 100%;
    left: 0;
    padding: 0 0 48px;
    text-align: left;
  }

  .timeline-left,
  .timeline-right {
    left: 0;
    padding-left: 0;
    padding-right: 0;
    text-align: left;
  }

  .timeline-left .timeline-dot,
  .timeline-right .timeline-dot {
    left: 28px;
    right: auto;
    transform: translateX(-50%);
    width: 36px;
    height: 36px;
  }

  .timeline-left .timeline-dot svg,
  .timeline-right .timeline-dot svg {
    width: 15px;
    height: 15px;
  }

  .timeline-left .timeline-card,
  .timeline-right .timeline-card {
    margin-left: 56px;
    margin-right: 0;
    text-align: left;
    width: auto;
  }

  .cert-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .values-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .global-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .global-map img {
    height: 300px;
  }

  .about-hero {
    min-height: 320px;
  }

  .about-hero h1 {
    font-size: 2rem;
  }

  .about-cta h2 {
    font-size: 28px;
  }

  .contact-main-grid {
    grid-template-columns: 1fr;
  }

  .contact-hero-content h1 {
    font-size: 36px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .faq-title {
    font-size: 28px;
  }

  /* Mobile Navigation */
  .mobile-menu-btn {
    display: flex;
  }

  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    flex-direction: column;
    padding: 16px var(--container-padding);
    gap: 0;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
    border-top: 1px solid var(--color-border);
  }

  nav.active {
    display: flex;
  }

  nav a {
    display: block;
    width: 100%;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }

  nav a::after {
    display: none;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown-trigger {
    width: 100%;
    justify-content: space-between;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    width: 100%;
    box-shadow: none;
    border-radius: 0;
    padding: 0 0 0 16px;
    max-height: 0;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
    transition: max-height 0.3s ease, padding 0.3s ease;
  }

  .nav-dropdown.open .dropdown-menu {
    max-height: 600px;
    padding: 8px 0 8px 16px;
    transform: none;
  }

  .dropdown-inner {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .dropdown-footer {
    display: none;
  }

  .header-cta {
    display: none;
  }

  nav a:last-child {
    border-bottom: none;
  }

  /* Hero */
  .hero-small {
    height: 40vh;
    min-height: 300px;
  }

  /* Sections */
  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 28px;
  }

  .cta h2 {
    font-size: 32px;
  }

  /* Stats */
  .stat-item h3 {
    font-size: 38px;
  }

  .stat-icon {
    width: 60px;
    height: 60px;
  }

  .stat-icon svg {
    width: 26px;
    height: 26px;
  }

  .cert-detail-card,
  .cert-detail-card--reverse {
    grid-template-columns: 1fr;
  }

  .cert-detail-card--reverse .cert-detail-img {
    order: 0;
  }

  .cert-detail-card--reverse .cert-detail-info {
    order: 0;
  }

  .cert-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .cert-accredited-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .cert-glance-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .mfg-stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .mfg-process-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }

  .mfg-facility-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .mfg-facility-img img {
    height: 300px;
  }

  .mfg-qa-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
}

/* ---------- 480px ---------- */
@media (max-width: 480px) {
  .top-bar .container {
    flex-direction: column;
    gap: 8px;
  }

  .top-bar-inner {
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 16px;
  }

  .btn {
    padding: 14px 24px;
    font-size: 12px;
  }

  .section {
    padding: 48px 0;
  }

  .section-title {
    font-size: 24px;
  }

  .section-subtitle {
    font-size: 12px;
  }

  .cta {
    padding: 60px 0;
  }

  .cta h2 {
    font-size: 26px;
  }

  .cta p {
    font-size: 16px;
  }

  .stat-item h3 {
    font-size: 32px;
  }

  .stat-item p {
    font-size: 11px;
    letter-spacing: 0.1em;
  }

  .milestones-title {
    font-size: 28px;
  }

  .timeline-line {
    left: 20px;
  }

  .timeline-left .timeline-dot,
  .timeline-right .timeline-dot {
    left: 20px;
    width: 32px;
    height: 32px;
  }

  .timeline-left .timeline-card,
  .timeline-right .timeline-card {
    margin-left: 44px;
    padding: 18px 20px;
  }

  .timeline-year {
    font-size: 26px;
  }

  footer {
    padding: 48px 0 24px;
  }

  .contact-info-card {
    padding: 24px;
  }

  .contact-hero-content h1 {
    font-size: 28px;
  }
}

/* ---------- 375px ---------- */
@media (max-width: 375px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero .subtitle {
    font-size: 16px;
  }

  .section-title {
    font-size: 22px;
  }

  .stats .container {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat-item h3 {
    font-size: 28px;
  }

  .stat-icon {
    width: 52px;
    height: 52px;
  }

  .stat-icon svg {
    width: 22px;
    height: 22px;
  }

  .footer-grid {
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .footer-contact-item svg {
    width: 14px;
    height: 14px;
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: 12px 14px;
  }
}

/* ==========================================================================
    18. Reduced Motion
    ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal],
  [data-reveal-child],
  .contact-info-item,
  .contact-social-icons a,
  .faq-item,
  .footer-grid > * {
    opacity: 1 !important;
    transform: none !important;
  }

  html {
    scroll-behavior: auto;
  }
}