/* ============================================
   WireMesh Pro - Industrial Wire Mesh Website
   Design System: Precision Industrial · Steel Texture
   ============================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Colors */
  --color-primary: #0f172a;
  --color-secondary: #334155;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-steel-blue: #0369a1;
  --color-bg: #ffffff;
  --color-bg-light: #f8fafc;
  --color-border: #e2e8f0;
  --color-text: #1e293b;
  --color-text-secondary: #64748b;
  --color-text-light: #94a3b8;
  --color-success: #16a34a;
  --color-whatsapp: #25d366;

  /* Typography */
  --font-heading: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 200ms ease-out;
  --transition-base: 300ms ease-out;
  --transition-slow: 400ms ease-out;

  /* Layout */
  --container-max: 1280px;
  --container-narrow: 960px;
  --header-height: 72px;
  --topbar-height: 40px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-steel-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-accent);
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

table {
  border-collapse: collapse;
  width: 100%;
}

/* --- Utility Classes --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-4xl) 0;
}

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

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

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: #ffffff;
}

.section__header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section__header h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.section--dark .section__header h2 {
  color: #ffffff;
}

.section__header p {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  max-width: 640px;
  margin: 0 auto;
}

.section__subtitle {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

/* Typography */
h1 { font-size: 2.5rem; font-weight: 800; line-height: 1.15; color: var(--color-primary); }
h2 { font-size: 2rem; font-weight: 700; line-height: 1.2; color: var(--color-primary); }
h3 { font-size: 1.5rem; font-weight: 600; line-height: 1.3; color: var(--color-primary); }
h4 { font-size: 1.25rem; font-weight: 600; line-height: 1.4; color: var(--color-primary); }
h5 { font-size: 1.125rem; font-weight: 600; line-height: 1.4; color: var(--color-secondary); }
h6 { font-size: 1rem; font-weight: 600; line-height: 1.5; color: var(--color-secondary); }

.text-accent { color: var(--color-accent); }
.text-secondary { color: var(--color-text-secondary); }
.text-mono { font-family: var(--font-mono); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background-color: var(--color-accent);
  color: #ffffff;
}

.btn--primary:hover {
  background-color: var(--color-accent-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn--secondary:hover {
  background-color: var(--color-secondary);
  color: #ffffff;
  transform: translateY(-1px);
}

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

.btn--outline:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn--outline-light {
  border: 2px solid #ffffff;
  color: #ffffff;
  background: transparent;
}

.btn--outline-light:hover {
  background-color: #ffffff;
  color: var(--color-primary);
}

.btn--whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
}

.btn--whatsapp:hover {
  background-color: #1da851;
  color: #ffffff;
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1.0625rem;
}

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-sm);
}

/* --- Top Bar --- */
.top-bar {
  background-color: var(--color-primary);
  color: #cbd5e1;
  font-size: 0.8125rem;
  height: var(--topbar-height);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.top-bar__left {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.top-bar__right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.top-bar a {
  color: #cbd5e1;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: color var(--transition-fast);
}

.top-bar a:hover {
  color: var(--color-accent);
}

.top-bar__search {
  position: relative;
}

.top-bar__search-input {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.75rem 0.25rem 2rem;
  color: #ffffff;
  font-size: 0.8125rem;
  width: 180px;
  outline: none;
  transition: all var(--transition-fast);
}

.top-bar__search-input::placeholder {
  color: #94a3b8;
}

.top-bar__search-input:focus {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  width: 240px;
}

.top-bar__search-icon {
  position: absolute;
  left: 0.5rem;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  pointer-events: none;
}

/* Language Switcher */
.lang-switch {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.lang-switch:hover {
  background: rgba(255, 255, 255, 0.1);
}

.lang-switch__flag {
  width: 18px;
  height: 14px;
  border-radius: 2px;
  object-fit: cover;
}

/* --- Main Navigation --- */
.main-nav {
  background-color: #ffffff;
  height: var(--header-height);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.main-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.main-nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-primary);
  text-decoration: none;
  flex-shrink: 0;
}

.main-nav__logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
}

.main-nav__menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.main-nav__link {
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  position: relative;
}

.main-nav__link:hover,
.main-nav__link--active {
  color: var(--color-accent);
  background: rgba(217, 119, 6, 0.06);
}

/* Mega menu dropdown */
.main-nav__item {
  position: relative;
}

.main-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md);
  min-width: 220px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-fast);
  z-index: 100;
}

.main-nav__item:hover .main-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav__dropdown a {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--color-text);
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.main-nav__dropdown a:hover {
  background: var(--color-bg-light);
  color: var(--color-accent);
}

/* Mobile menu toggle */
.main-nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
}

.main-nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

/* --- Hero Banner --- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
  color: #ffffff;
  overflow: hidden;
}

.hero--home {
  min-height: 600px;
  display: flex;
  align-items: center;
}

.hero--page {
  min-height: 280px;
  display: flex;
  align-items: center;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.hero__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: var(--space-4xl) 0;
}

.hero__content h1 {
  color: #ffffff;
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  max-width: 700px;
}

.hero__content p {
  font-size: 1.1875rem;
  color: #cbd5e1;
  max-width: 560px;
  margin-bottom: var(--space-xl);
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero__stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
  font-family: var(--font-mono);
  line-height: 1;
}

.hero__stat-label {
  font-size: 0.875rem;
  color: #94a3b8;
  margin-top: var(--space-xs);
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: var(--space-md) 0;
  background: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.875rem;
  flex-wrap: wrap;
}

.breadcrumb__item {
  color: var(--color-text-secondary);
}

.breadcrumb__item a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.breadcrumb__item a:hover {
  color: var(--color-accent);
}

.breadcrumb__separator {
  color: var(--color-text-light);
  font-size: 0.75rem;
}

.breadcrumb__item--active {
  color: var(--color-text);
  font-weight: 500;
}

/* --- Cards --- */
.card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.card__image {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #1a1a2e;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card__image img {
  transform: scale(1.05);
}

.card__badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  padding: 0.25rem 0.75rem;
  background: var(--color-accent);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.card__body {
  padding: var(--space-lg);
}

.card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.card__title a {
  color: inherit;
  transition: color var(--transition-fast);
}

.card__title a:hover {
  color: var(--color-accent);
}

.card__text {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

.card__footer {
  padding: var(--space-md) var(--space-lg);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Product Card */
.product-card .card__image {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  padding: var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card .card__image img {
  max-height: 200px;
  width: auto;
  object-fit: contain;
}

.product-card__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  font-size: 0.8125rem;
}

.product-card__spec {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.product-card__spec-label {
  color: var(--color-text-light);
  font-size: 0.75rem;
}

.product-card__spec-value {
  color: var(--color-text);
  font-weight: 600;
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

/* --- Grid Layouts --- */
.grid {
  display: grid;
  gap: var(--space-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

/* --- Data Tables --- */
.data-table {
  width: 100%;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.data-table thead {
  background: var(--color-primary);
  color: #ffffff;
}

.data-table th {
  padding: 0.75rem 1rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.data-table td {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text);
}

.data-table tbody tr:hover {
  background-color: var(--color-bg-light);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table td.mono {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
}

/* --- Accordion / FAQ --- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.accordion__item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.accordion__item--active {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent);
}

.accordion__header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-light);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.accordion__header:hover {
  background: #eef2f7;
}

.accordion__item--active .accordion__header {
  background: rgba(217, 119, 6, 0.06);
  color: var(--color-accent);
}

.accordion__icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

.accordion__item--active .accordion__icon {
  transform: rotate(180deg);
}

.accordion__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.accordion__item--active .accordion__body {
  max-height: 500px;
}

.accordion__content {
  padding: var(--space-lg);
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* --- Specification Block --- */
.specs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.spec-item {
  padding: var(--space-md);
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
}

.spec-item__label {
  font-size: 0.75rem;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-xs);
}

.spec-item__value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  font-family: var(--font-mono);
}

/* --- Feature List --- */
.feature-list {
  display: grid;
  gap: var(--space-md);
}

.feature-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.feature-item:hover {
  background: #ffffff;
  box-shadow: var(--shadow-md);
}

.feature-item__icon {
  width: 48px;
  height: 48px;
  background: rgba(217, 119, 6, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.feature-item__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.feature-item__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* --- Steps / Process --- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-xl);
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 30px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step__number {
  width: 60px;
  height: 60px;
  background: var(--color-accent);
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  font-family: var(--font-mono);
}

.step__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.step__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* --- Testimonials --- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--space-xl);
}

.testimonial {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  position: relative;
}

.testimonial__quote {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: var(--space-lg);
}

.testimonial__author {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.testimonial__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--color-accent);
  font-size: 1.125rem;
}

.testimonial__name {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.9375rem;
}

.testimonial__role {
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

/* --- Certificate Badges --- */
.certs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.cert {
  width: 120px;
  height: 120px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: var(--space-xs);
  transition: all var(--transition-fast);
  background: #ffffff;
}

.cert:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.cert__icon {
  font-size: 2rem;
}

.cert__name {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-secondary);
}

/* --- Gallery --- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-md);
}

.gallery__item {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
}

.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery__item:hover img {
  transform: scale(1.05);
}

.gallery__item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.5) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.gallery__item:hover::after {
  opacity: 1;
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
}

.form-label--required::after {
  content: ' *';
  color: #dc2626;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: #ffffff;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-steel-blue);
  box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.form-file {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-file:hover {
  border-color: var(--color-accent);
  background: rgba(217, 119, 6, 0.03);
}

.form-file__icon {
  font-size: 2rem;
  color: var(--color-text-light);
  margin-bottom: var(--space-sm);
}

.form-file__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* --- CTA Section --- */
.cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1e3a5f 100%);
  color: #ffffff;
  padding: var(--space-4xl) 0;
  position: relative;
  overflow: hidden;
}

.cta__grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta h2 {
  color: #ffffff;
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.cta p {
  color: #cbd5e1;
  font-size: 1.125rem;
  max-width: 560px;
  margin: 0 auto var(--space-xl);
}

.cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* --- Footer --- */
.footer {
  background: var(--color-primary);
  color: #cbd5e1;
  padding-top: var(--space-4xl);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.5fr;
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.375rem;
  font-weight: 800;
  color: #ffffff;
  text-decoration: none;
  margin-bottom: var(--space-md);
}

.footer__logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 0.875rem;
}

.footer__desc {
  font-size: 0.875rem;
  line-height: 1.7;
  color: #94a3b8;
  margin-bottom: var(--space-lg);
}

.footer__social {
  display: flex;
  gap: var(--space-sm);
}

.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #cbd5e1;
  transition: all var(--transition-fast);
}

.footer__social-link:hover {
  background: var(--color-accent);
  color: #ffffff;
}

.footer__title {
  font-size: 0.875rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-lg);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__links a {
  color: #94a3b8;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: 0.875rem;
  margin-bottom: var(--space-md);
  color: #94a3b8;
}

.footer__contact-item svg {
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-accent);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #64748b;
}

.footer__bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer__bottom-links a {
  color: #64748b;
  font-size: 0.8125rem;
}

.footer__bottom-links a:hover {
  color: #cbd5e1;
}

/* --- Tabs --- */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  gap: var(--space-xs);
  margin-bottom: var(--space-xl);
  overflow-x: auto;
}

.tab {
  padding: var(--space-md) var(--space-lg);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--color-text);
}

.tab--active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  font-weight: 600;
}

.tab-content {
  display: none;
}

.tab-content--active {
  display: block;
}

/* --- Tags --- */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: rgba(217, 119, 6, 0.05);
}

/* --- Pagination --- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-3xl);
}

.pagination__link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.pagination__link:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.pagination__link--active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

/* --- Timeline --- */
.timeline {
  position: relative;
  padding-left: var(--space-3xl);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-xl);
}

.timeline__dot {
  position: absolute;
  left: calc(-1 * var(--space-3xl) + 8px);
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px var(--color-accent);
}

.timeline__year {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-mono);
  margin-bottom: var(--space-xs);
}

.timeline__title {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.timeline__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* --- Calculator Widget --- */
.calculator {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.calculator__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.calculator__result {
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  margin-top: var(--space-lg);
}

.calculator__result-value {
  font-size: 2rem;
  font-weight: 800;
  font-family: var(--font-mono);
  color: var(--color-accent);
}

.calculator__result-label {
  font-size: 0.875rem;
  color: #94a3b8;
  margin-top: var(--space-xs);
}

/* --- Floating WhatsApp --- */
.float-whatsapp {
  position: fixed;
  bottom: var(--space-xl);
  right: var(--space-xl);
  z-index: 999;
}

.float-whatsapp__btn {
  width: 60px;
  height: 60px;
  background: var(--color-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.float-whatsapp__btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 16px rgba(37, 211, 102, 0.5);
  color: #ffffff;
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: var(--space-xl);
  right: 100px;
  width: 44px;
  height: 44px;
  background: var(--color-primary);
  color: #ffffff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  cursor: pointer;
  z-index: 998;
  box-shadow: var(--shadow-md);
}

.back-to-top--visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}

/* --- Sidebar --- */
.content-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-3xl);
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.sidebar__widget {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.sidebar__widget-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

/* --- TOC (Table of Contents) --- */
.toc {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  position: sticky;
  top: calc(var(--header-height) + var(--space-xl));
}

.toc__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.toc__link {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  padding: var(--space-xs) 0;
  padding-left: var(--space-md);
  border-left: 2px solid transparent;
  transition: all var(--transition-fast);
}

.toc__link:hover,
.toc__link--active {
  color: var(--color-accent);
  border-left-color: var(--color-accent);
}

/* --- Scroll Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Comparison Table --- */
.comparison {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.comparison__header {
  display: grid;
  grid-template-columns: 1.5fr repeat(var(--cols), 1fr);
  background: var(--color-primary);
  color: #ffffff;
}

.comparison__header-cell {
  padding: var(--space-md) var(--space-lg);
  font-weight: 600;
  font-size: 0.875rem;
}

.comparison__row {
  display: grid;
  grid-template-columns: 1.5fr repeat(var(--cols), 1fr);
  border-bottom: 1px solid var(--color-border);
}

.comparison__row:last-child {
  border-bottom: none;
}

.comparison__cell {
  padding: var(--space-md) var(--space-lg);
  font-size: 0.875rem;
}

.comparison__cell--label {
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-light);
}

.comparison__cell--highlight {
  background: rgba(217, 119, 6, 0.05);
  color: var(--color-accent);
  font-weight: 600;
}

/* --- Map Container --- */
.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* --- Info Cards --- */
.info-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-lg);
}

.info-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--transition-fast);
}

.info-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.info-card__icon {
  width: 56px;
  height: 56px;
  background: rgba(217, 119, 6, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-md);
  color: var(--color-accent);
  font-size: 1.5rem;
}

.info-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

.info-card__text {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* --- Article Content --- */
.article-content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
}

.article-content h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
}

.article-content h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
}

.article-content p {
  margin-bottom: var(--space-lg);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--space-lg);
  padding-left: var(--space-xl);
}

.article-content li {
  margin-bottom: var(--space-sm);
  list-style: disc;
}

.article-content ol li {
  list-style: decimal;
}

.article-content blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-xl) 0;
  background: var(--color-bg-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--color-text-secondary);
}

.article-content img {
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
}

.article-content table {
  margin: var(--space-xl) 0;
}

/* --- Number Counter --- */
.counter {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.counter__label {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 400;
  margin-top: var(--space-xs);
}

/* --- Loading / Skeleton --- */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg-light) 25%, #eef2f7 50%, var(--color-bg-light) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* --- Scroll Indicator --- */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  color: #94a3b8;
  font-size: 0.75rem;
  animation: bounce-down 2s infinite;
}

@keyframes bounce-down {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(8px); }
  60% { transform: translateX(-50%) translateY(4px); }
}

/* --- Print Styles --- */
@media print {
  .top-bar,
  .main-nav,
  .float-whatsapp,
  .back-to-top,
  .footer,
  .cta {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}









/*==============================
FACTORY STATS
==============================*/

.stats{

    display:grid;

    grid-template-columns:repeat(5,1fr);

    gap:25px;

    margin-top:70px;

}

.stat{

    background:#ffffff;

    border-radius:12px;

    padding:35px 20px;

    text-align:center;

    box-shadow:0 12px 30px rgba(0,0,0,.08);

    transition:.35s ease;

    position:relative;

    overflow:hidden;

}

.stat::before{

    content:"";

    position:absolute;

    left:0;

    top:0;

    width:100%;

    height:4px;

    background:#ff6b00;

    transform:scaleX(0);

    transition:.35s;

    transform-origin:left;

}

.stat:hover{

    transform:translateY(-10px);

    box-shadow:0 20px 45px rgba(0,0,0,.12);

}

.stat:hover::before{

    transform:scaleX(1);

}

.stat__value{

    font-size:42px;

    font-weight:800;

    color:#ff6b00;

    line-height:1;

    margin-bottom:12px;

}

.stat__label{

    font-size:16px;

    color:#666;

    line-height:1.6;

    font-weight:500;

}


@media (max-width:768px){

.stats{

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

gap:15px;

}

.stat{

padding:25px 15px;

}

.stat__value{

font-size:34px;

}

.stat__label{

font-size:14px;

}

}


@media (max-width:992px){

.stats{

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

}

}