/* ==========================================================================
   ERPNext Saudi - Swiss-Style Design System
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Design Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Saudi-inspired Color Palette */
  --saudi-green: #006C35;
  --saudi-green-light: #00A551;
  --saudi-green-dark: #004D28;
  --white: #FFFFFF;
  --off-white: #F8F9FA;
  --charcoal: #1A1A1A;
  --gray-dark: #333333;
  --gray-medium: #666666;
  --gray-light: #CCCCCC;
  --gray-lighter: #E5E5E5;

  /* Typography */
  --font-primary: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  /* Font Sizes (Swiss-style scale) */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3rem;
  --text-6xl: 4rem;

  /* Line Heights */
  --leading-tight: 1.2;
  --leading-snug: 1.4;
  --leading-normal: 1.6;
  --leading-relaxed: 1.8;

  /* Letter Spacing */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;

  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Grid */
  --grid-columns: 12;
  --grid-gap: 1.5rem;
  --container-max: 1200px;
  --container-padding: 1.5rem;

  /* Borders */
  --border-width: 1px;
  --border-width-thick: 2px;
  --border-radius: 0;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
}

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

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

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-weight-regular);
  line-height: var(--leading-normal);
  color: var(--charcoal);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--saudi-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--saudi-green-dark);
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--charcoal);
}

h1 {
  font-size: var(--text-5xl);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-5);
}

h3 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-4);
}

h4 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
}

h5 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

h6 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
}

p {
  margin-bottom: var(--space-4);
  color: var(--gray-dark);
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
}

.text-small {
  font-size: var(--text-sm);
}

.text-large {
  font-size: var(--text-lg);
}

.text-muted {
  color: var(--gray-medium);
}

.text-green {
  color: var(--saudi-green);
}

.text-center {
  text-align: center;
}

/* --------------------------------------------------------------------------
   Layout & Grid
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.container-wide {
  max-width: 1400px;
}

.container-narrow {
  max-width: 800px;
}

.grid {
  display: grid;
  gap: var(--grid-gap);
}

.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-6 {
  grid-template-columns: repeat(6, 1fr);
}

.grid-12 {
  grid-template-columns: repeat(12, 1fr);
}

/* Asymmetric Swiss-style layouts */
.grid-asymmetric-1 {
  grid-template-columns: 1fr 2fr;
}

.grid-asymmetric-2 {
  grid-template-columns: 2fr 1fr;
}

.grid-asymmetric-3 {
  grid-template-columns: 1fr 3fr;
}

/* Flexbox utilities */
.flex {
  display: flex;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

/* --------------------------------------------------------------------------
   Spacing Utilities
   -------------------------------------------------------------------------- */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mt-16 { margin-top: var(--space-16); }

.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.mb-16 { margin-bottom: var(--space-16); }

.py-8 { padding-top: var(--space-8); padding-bottom: var(--space-8); }
.py-12 { padding-top: var(--space-12); padding-bottom: var(--space-12); }
.py-16 { padding-top: var(--space-16); padding-bottom: var(--space-16); }
.py-20 { padding-top: var(--space-20); padding-bottom: var(--space-20); }
.py-24 { padding-top: var(--space-24); padding-bottom: var(--space-24); }

.px-4 { padding-left: var(--space-4); padding-right: var(--space-4); }
.px-6 { padding-left: var(--space-6); padding-right: var(--space-6); }

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--white);
  border-bottom: var(--border-width) solid var(--gray-lighter);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: var(--text-xl);
  font-weight: var(--font-weight-bold);
  color: var(--charcoal);
  letter-spacing: var(--tracking-tight);
}

.logo:hover {
  color: var(--saudi-green);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--gray-dark);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  padding: var(--space-2) 0;
  border-bottom: var(--border-width-thick) solid transparent;
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--saudi-green);
  border-bottom-color: var(--saudi-green);
}

.nav-cta {
  margin-left: var(--space-4);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--charcoal);
  margin: 5px 0;
  transition: var(--transition-fast);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border: var(--border-width-thick) solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background-color: var(--saudi-green);
  color: var(--white);
  border-color: var(--saudi-green);
}

.btn-primary:hover {
  background-color: var(--saudi-green-dark);
  border-color: var(--saudi-green-dark);
  color: var(--white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--saudi-green);
  border-color: var(--saudi-green);
}

.btn-secondary:hover {
  background-color: var(--saudi-green);
  color: var(--white);
}

.btn-white {
  background-color: var(--white);
  color: var(--saudi-green);
  border-color: var(--white);
}

.btn-white:hover {
  background-color: var(--off-white);
  border-color: var(--off-white);
}

.btn-large {
  padding: var(--space-5) var(--space-10);
  font-size: var(--text-base);
}

.btn-small {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  padding-top: calc(72px + var(--space-24));
  padding-bottom: var(--space-24);
  background-color: var(--off-white);
}

.hero-green {
  background-color: var(--saudi-green);
  color: var(--white);
}

.hero-green h1,
.hero-green h2,
.hero-green p {
  color: var(--white);
}

.hero-content {
  max-width: 800px;
}

.hero-label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--saudi-green);
  margin-bottom: var(--space-4);
}

.hero-green .hero-label {
  color: var(--saudi-green-light);
}

.hero h1 {
  font-size: var(--text-6xl);
  line-height: 1.1;
  margin-bottom: var(--space-6);
}

.hero-description {
  font-size: var(--text-xl);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
  max-width: 600px;
}

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-24) 0;
}

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

.section-green {
  background-color: var(--saudi-green);
  color: var(--white);
}

.section-green h2,
.section-green h3,
.section-green p {
  color: var(--white);
}

.section-header {
  margin-bottom: var(--space-16);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--saudi-green);
  margin-bottom: var(--space-3);
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background-color: var(--white);
  border: var(--border-width) solid var(--gray-lighter);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.card:hover {
  border-color: var(--saudi-green);
}

.card-green {
  background-color: var(--saudi-green);
  border-color: var(--saudi-green);
  color: var(--white);
}

.card-green h3,
.card-green h4,
.card-green p {
  color: var(--white);
}

.card-number {
  font-size: var(--text-4xl);
  font-weight: var(--font-weight-bold);
  color: var(--saudi-green);
  margin-bottom: var(--space-4);
}

.card h3,
.card h4 {
  margin-bottom: var(--space-3);
}

.card p:last-child {
  margin-bottom: 0;
}

.card-link {
  display: block;
  color: inherit;
}

.card-link:hover {
  color: inherit;
}

/* Service/Industry Cards */
.service-card,
.industry-card {
  padding: var(--space-8);
  border: var(--border-width) solid var(--gray-lighter);
  background-color: var(--white);
  transition: all var(--transition-base);
}

.service-card:hover,
.industry-card:hover {
  border-color: var(--saudi-green);
  transform: translateY(-4px);
}

.service-card h3,
.industry-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.service-card p,
.industry-card p {
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

.card-arrow {
  display: inline-block;
  font-size: var(--text-xl);
  color: var(--saudi-green);
  transition: transform var(--transition-fast);
}

.service-card:hover .card-arrow,
.industry-card:hover .card-arrow {
  transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   Feature List
   -------------------------------------------------------------------------- */
.feature-list {
  display: grid;
  gap: var(--space-6);
}

.feature-item {
  display: flex;
  gap: var(--space-4);
}

.feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--saudi-green);
  color: var(--white);
  font-size: var(--text-xl);
}

.feature-content h4 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}

.feature-content p {
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* Simple check list */
.check-list {
  display: grid;
  gap: var(--space-3);
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.check-list li::before {
  content: "✓";
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: var(--saudi-green);
  color: var(--white);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-bold);
}

/* --------------------------------------------------------------------------
   City Tags
   -------------------------------------------------------------------------- */
.city-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.city-tag {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background-color: var(--off-white);
  border: var(--border-width) solid var(--gray-lighter);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--gray-dark);
  transition: all var(--transition-fast);
}

.city-tag:hover {
  background-color: var(--saudi-green);
  border-color: var(--saudi-green);
  color: var(--white);
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.form-group {
  margin-bottom: var(--space-6);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: var(--space-2);
  color: var(--charcoal);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-4);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  border: var(--border-width-thick) solid var(--gray-lighter);
  background-color: var(--white);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--saudi-green);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.form-note {
  font-size: var(--text-sm);
  color: var(--gray-medium);
  margin-top: var(--space-2);
}

/* Contact Form specific */
.contact-form {
  max-width: 600px;
}

.contact-form .btn {
  width: 100%;
}

/* Form success/error messages */
.form-message {
  padding: var(--space-4);
  margin-bottom: var(--space-6);
  font-weight: var(--font-weight-medium);
}

.form-message-success {
  background-color: #d4edda;
  border: var(--border-width) solid #c3e6cb;
  color: #155724;
}

.form-message-error {
  background-color: #f8d7da;
  border: var(--border-width) solid #f5c6cb;
  color: #721c24;
}

/* --------------------------------------------------------------------------
   Blog
   -------------------------------------------------------------------------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.blog-card {
  border: var(--border-width) solid var(--gray-lighter);
  background-color: var(--white);
  transition: all var(--transition-base);
}

.blog-card:hover {
  border-color: var(--saudi-green);
}

.blog-card-content {
  padding: var(--space-6);
}

.blog-card-meta {
  font-size: var(--text-sm);
  color: var(--gray-medium);
  margin-bottom: var(--space-3);
}

.blog-card h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-3);
  line-height: var(--leading-snug);
}

.blog-card h3 a {
  color: var(--charcoal);
}

.blog-card h3 a:hover {
  color: var(--saudi-green);
}

.blog-card p {
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* Blog Post */
.blog-post {
  max-width: 800px;
  margin: 0 auto;
}

.blog-post-header {
  margin-bottom: var(--space-12);
}

.blog-post-meta {
  font-size: var(--text-sm);
  color: var(--gray-medium);
  margin-bottom: var(--space-4);
}

.blog-post-content h2 {
  font-size: var(--text-2xl);
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
}

.blog-post-content h3 {
  font-size: var(--text-xl);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.blog-post-content p {
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.blog-post-content ul,
.blog-post-content ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.blog-post-content ul {
  list-style: disc;
}

.blog-post-content ol {
  list-style: decimal;
}

.blog-post-content li {
  margin-bottom: var(--space-2);
  line-height: var(--leading-relaxed);
}

.blog-post-content blockquote {
  margin: var(--space-8) 0;
  padding: var(--space-6);
  background-color: var(--off-white);
  border-left: 4px solid var(--saudi-green);
}

.blog-post-content blockquote p:last-child {
  margin-bottom: 0;
}

/* Related Posts */
.related-posts {
  margin-top: var(--space-16);
  padding-top: var(--space-16);
  border-top: var(--border-width) solid var(--gray-lighter);
}

/* --------------------------------------------------------------------------
   Pagination
   -------------------------------------------------------------------------- */
.pagination {
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: var(--border-width) solid var(--gray-lighter);
}

.pagination-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.pagination-link {
  display: inline-flex;
  align-items: center;
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--saudi-green);
  border: var(--border-width-thick) solid var(--saudi-green);
  transition: all var(--transition-fast);
}

.pagination-link:hover {
  background-color: var(--saudi-green);
  color: var(--white);
}

.pagination-link.disabled {
  color: var(--gray-light);
  border-color: var(--gray-lighter);
  cursor: not-allowed;
}

.pagination-link.disabled:hover {
  background-color: transparent;
  color: var(--gray-light);
}

.pagination-info {
  font-size: var(--text-sm);
  color: var(--gray-medium);
  font-weight: var(--font-weight-medium);
}

@media (max-width: 768px) {
  .pagination-inner {
    flex-direction: column;
    gap: var(--space-4);
  }

  .pagination-link {
    width: 100%;
    justify-content: center;
  }
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
  background-color: var(--saudi-green);
  padding: var(--space-20) 0;
  text-align: center;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: var(--space-4);
}

.cta-section p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--charcoal);
  color: var(--white);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: var(--gray-light);
  margin-top: var(--space-4);
  font-size: var(--text-sm);
}

.footer h4 {
  color: var(--white);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-links a {
  color: var(--gray-light);
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: var(--border-width) solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-bottom p {
  color: var(--gray-medium);
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Page-specific: Services
   -------------------------------------------------------------------------- */
.service-hero {
  padding-top: calc(72px + var(--space-20));
  padding-bottom: var(--space-20);
}

.service-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.service-benefits {
  background-color: var(--off-white);
}

/* --------------------------------------------------------------------------
   Page-specific: Industries
   -------------------------------------------------------------------------- */
.industry-challenges {
  background-color: var(--off-white);
}

.industry-solutions {
  background-color: var(--white);
}

/* --------------------------------------------------------------------------
   Page-specific: Cities
   -------------------------------------------------------------------------- */
.city-hero {
  background-color: var(--saudi-green);
  color: var(--white);
}

.city-industries {
  background-color: var(--off-white);
}

/* --------------------------------------------------------------------------
   Breadcrumb
   -------------------------------------------------------------------------- */
.breadcrumb {
  padding: var(--space-4) 0;
  font-size: var(--text-sm);
}

.breadcrumb a {
  color: var(--gray-medium);
}

.breadcrumb a:hover {
  color: var(--saudi-green);
}

.breadcrumb span {
  color: var(--gray-light);
  margin: 0 var(--space-2);
}

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

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

@media (max-width: 768px) {
  :root {
    --text-6xl: 2.5rem;
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
  }

  .header-inner {
    height: 64px;
  }

  .nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background-color: var(--white);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
    border-bottom: var(--border-width) solid var(--gray-lighter);
  }

  .nav.active {
    display: flex;
  }

  .nav-cta {
    margin-left: 0;
    width: 100%;
  }

  .nav-cta .btn {
    width: 100%;
  }

  .menu-toggle {
    display: block;
  }

  .hero {
    padding-top: calc(64px + var(--space-16));
    padding-bottom: var(--space-16);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .grid-asymmetric-1,
  .grid-asymmetric-2,
  .grid-asymmetric-3 {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .service-features {
    grid-template-columns: 1fr;
  }

  .section {
    padding: var(--space-16) 0;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 1rem;
    --grid-gap: 1rem;
  }

  .btn {
    width: 100%;
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .header,
  .footer,
  .cta-section {
    display: none;
  }

  .hero {
    padding-top: var(--space-8);
  }

  a {
    color: var(--charcoal);
  }
}

/* --------------------------------------------------------------------------
   RTL (Right-to-Left) Support for Arabic
   -------------------------------------------------------------------------- */

/* Base RTL direction */
[dir="rtl"] {
  direction: rtl;
  text-align: right;
}

/* Arabic Font Support */
[dir="rtl"] body {
  font-family: 'IBM Plex Sans Arabic', 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Header RTL */
[dir="rtl"] .header-inner {
  flex-direction: row-reverse;
}

[dir="rtl"] .nav {
  flex-direction: row-reverse;
}

[dir="rtl"] .nav-cta {
  margin-left: 0;
  margin-right: var(--space-4);
}

[dir="rtl"] .nav-link {
  border-bottom: none;
  border-top: var(--border-width-thick) solid transparent;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: var(--space-4);
}

[dir="rtl"] .lang-switcher {
  margin-left: 0;
  margin-right: var(--space-4);
}

.lang-link {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--gray-medium);
  text-decoration: none;
  padding: var(--space-1) var(--space-2);
  transition: color var(--transition-fast);
}

.lang-link:hover {
  color: var(--saudi-green);
}

.lang-link.active {
  color: var(--saudi-green);
  font-weight: var(--font-weight-bold);
}

.lang-divider {
  color: var(--gray-light);
  font-size: var(--text-sm);
}

/* Grid RTL */
[dir="rtl"] .grid {
  direction: rtl;
}

/* Flex utilities RTL */
[dir="rtl"] .flex {
  flex-direction: row-reverse;
}

[dir="rtl"] .justify-between {
  flex-direction: row-reverse;
}

/* Cards RTL */
[dir="rtl"] .card-arrow {
  transform: rotate(180deg);
}

[dir="rtl"] .service-card:hover .card-arrow,
[dir="rtl"] .industry-card:hover .card-arrow {
  transform: rotate(180deg) translateX(4px);
}

/* Feature items RTL */
[dir="rtl"] .feature-item {
  flex-direction: row-reverse;
}

[dir="rtl"] .feature-icon {
  margin-left: var(--space-4);
  margin-right: 0;
}

/* Check list RTL */
[dir="rtl"] .check-list li {
  flex-direction: row-reverse;
}

[dir="rtl"] .check-list li::before {
  margin-left: var(--space-3);
  margin-right: 0;
}

/* Breadcrumb RTL */
[dir="rtl"] .breadcrumb {
  text-align: right;
}

[dir="rtl"] .breadcrumb span {
  margin: 0 var(--space-2);
}

/* Forms RTL */
[dir="rtl"] .form-group label {
  text-align: right;
}

[dir="rtl"] .form-group input,
[dir="rtl"] .form-group textarea,
[dir="rtl"] .form-group select {
  text-align: right;
}

/* Footer RTL */
[dir="rtl"] .footer-grid {
  direction: rtl;
}

[dir="rtl"] .footer-links {
  text-align: right;
}

/* Blog RTL */
[dir="rtl"] .blog-post-content ul,
[dir="rtl"] .blog-post-content ol {
  padding-left: 0;
  padding-right: var(--space-6);
}

[dir="rtl"] .blog-post-content blockquote {
  border-left: none;
  border-right: 4px solid var(--saudi-green);
}

/* Pagination RTL */
[dir="rtl"] .pagination-inner {
  flex-direction: row-reverse;
}

[dir="rtl"] .pagination-prev::before {
  content: "\2192";
  margin-left: var(--space-2);
}

[dir="rtl"] .pagination-next::after {
  content: "\2190";
  margin-right: var(--space-2);
}

/* City tags RTL */
[dir="rtl"] .city-tags {
  direction: rtl;
}

/* Service features RTL */
[dir="rtl"] .service-features {
  direction: rtl;
}

/* Buttons RTL */
[dir="rtl"] .btn {
  direction: rtl;
}

/* Margin/Padding utilities RTL swap */
[dir="rtl"] .ml-4 { margin-left: 0; margin-right: var(--space-4); }
[dir="rtl"] .mr-4 { margin-right: 0; margin-left: var(--space-4); }
[dir="rtl"] .pl-4 { padding-left: 0; padding-right: var(--space-4); }
[dir="rtl"] .pr-4 { padding-right: 0; padding-left: var(--space-4); }

/* Mobile menu RTL */
@media (max-width: 768px) {
  [dir="rtl"] .nav {
    flex-direction: column;
    text-align: right;
  }

  [dir="rtl"] .nav-cta {
    margin-right: 0;
  }

  [dir="rtl"] .lang-switcher {
    margin-right: 0;
    justify-content: flex-end;
  }

  [dir="rtl"] .menu-toggle {
    order: -1;
  }
}