:root {
  --color-bg-dark: #1a1a2e;
  --color-bg-deep: #16213e;
  --color-accent: #0ea5e9;
  --color-gold: #d4af37;
  --color-text: #e8e8f0;
  --color-text-muted: #b8b8cc;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-border: rgba(255, 255, 255, 0.08);
  
  --font-main: 'Heebo', sans-serif;
  
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  
  --transition-fast: 0.15s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  --max-line-length: 65ch;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-main);
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg-dark);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Skip Link for Accessibility */
.skip-link {
  position: absolute;
  top: -100%;
  inset-inline-start: var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg-dark);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-weight: 500;
  z-index: 9999;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-sm);
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-md);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  background: rgba(26, 26, 46, 0.9);
  backdrop-filter: blur(12px);
  border-block-end: 1px solid var(--color-border);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin-inline: auto;
  padding: var(--space-sm) var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  text-decoration: none;
  color: var(--color-text);
}

.logo-icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
}

.logo-text {
  font-size: 1.125rem;
  font-weight: 600;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  list-style: none;
}

.nav-link {
  text-decoration: none;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 400;
  padding: var(--space-xs) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline-end: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-medium);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-text);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.nav-cta {
  background: var(--color-accent);
  color: var(--color-bg-dark) !important;
  padding: var(--space-xs) var(--space-md) !important;
  border-radius: var(--radius-md);
  font-weight: 500;
}

.nav-cta::after {
  display: none;
}

.nav-cta:hover {
  background: #38bdf8;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-fast);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-block-start: 80px;
}

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

.hero-pattern {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (prefers-reduced-motion: no-preference) {
  .hero-shapes rect,
  .hero-shapes path {
    animation: float 8s ease-in-out infinite;
  }

  .hero-shapes rect:nth-child(2) {
    animation-delay: -2s;
  }

  .hero-shapes rect:nth-child(3) {
    animation-delay: -4s;
  }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  padding: var(--space-xl) var(--space-md);
}

.hero-badge {
  display: inline-block;
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-md);
  border-radius: 50px;
  font-size: 0.9375rem;
  font-weight: 500;
  margin-block-end: var(--space-md);
  border: 1px solid rgba(14, 165, 233, 0.3);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 600;
  line-height: 1.2;
  margin-block-end: var(--space-md);
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: var(--max-line-length);
  margin-inline: auto;
  margin-block-end: var(--space-lg);
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-block-end: var(--space-xl);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
}

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--color-accent);
  line-height: 1;
}

.stat-label {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-block-start: var(--space-xs);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  inset-inline-start: 50%;
  transform: translateX(-50%);
}

[dir="rtl"] .scroll-indicator {
  transform: translateX(50%);
}

@media (prefers-reduced-motion: no-preference) {
  .scroll-indicator {
    animation: bounce 2s ease-in-out 3;
  }
}

.scroll-indicator svg {
  width: 24px;
  height: 24px;
  color: var(--color-text-muted);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

[dir="rtl"] .scroll-indicator {
  animation-name: bounce-rtl;
}

@keyframes bounce-rtl {
  0%, 100% { transform: translateX(50%) translateY(0); }
  50% { transform: translateX(50%) translateY(10px); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.875rem 1.75rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg-dark);
}

.btn-primary:hover {
  background: #38bdf8;
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-accent);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-outline svg {
  width: 20px;
  height: 20px;
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.0625rem;
}

/* Section Styles */
.section-tag {
  display: inline-block;
  color: var(--color-accent);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-block-end: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.3;
  margin-block-end: var(--space-md);
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  max-width: var(--max-line-length);
}

.section-header {
  text-align: center;
  margin-block-end: var(--space-xl);
}

.section-header .section-desc {
  margin-inline: auto;
}

/* Expertise Section */
.expertise {
  padding: var(--space-2xl) 0;
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-deep) 100%);
}

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

@media (min-width: 900px) {
  .expertise-grid {
    grid-template-columns: 1fr 1fr 1.2fr 0.8fr;
  }
  
  .expertise-card:nth-child(1) {
    grid-row: span 1;
  }
  
  .expertise-card:nth-child(3) {
    grid-column: 3;
  }
  
  .expertise-card:nth-child(4) {
    grid-column: 4;
  }
}

@media (max-width: 600px) {
  .expertise-grid {
    grid-template-columns: 1fr;
  }
}

.expertise-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-medium);
}

.expertise-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.expertise-card:focus-within {
  border-color: var(--color-accent);
}

.card-icon {
  width: 56px;
  height: 56px;
  margin-block-end: var(--space-md);
  color: var(--color-accent);
}

.card-icon svg {
  width: 100%;
  height: 100%;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 500;
  margin-block-end: var(--space-sm);
}

.card-desc {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-block-end: var(--space-md);
  max-width: var(--max-line-length);
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  transition: gap var(--transition-fast);
}

.card-link:hover {
  gap: var(--space-sm);
}

.card-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
  border-radius: var(--radius-sm);
}

.card-link svg {
  width: 16px;
  height: 16px;
}

[dir="rtl"] .card-link svg {
  transform: rotate(180deg);
}

/* Tech Highlight Section */
.tech-highlight {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-deep);
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.tech-visual {
  display: flex;
  justify-content: center;
}

.tech-diagram {
  width: 100%;
  max-width: 400px;
}

.layer {
  opacity: 1;
}

@media (prefers-reduced-motion: no-preference) {
  .layer {
    opacity: 0;
  }
  
  .layer.animate {
    animation: layerFade 0.5s ease forwards;
  }
}

.layer-1.animate { animation-delay: 0.1s; }
.layer-2.animate { animation-delay: 0.2s; }
.layer-3.animate { animation-delay: 0.3s; }
.layer-4.animate { animation-delay: 0.4s; }
.layer-5.animate { animation-delay: 0.5s; }
.layer-6.animate { animation-delay: 0.6s; }
.layer-7.animate { animation-delay: 0.7s; }
.layer-8.animate { animation-delay: 0.8s; }
.layer-9.animate { animation-delay: 0.9s; }

@keyframes layerFade {
  to { opacity: 1; }
}

.tech-content .section-title {
  margin-block-end: var(--space-sm);
}

.tech-desc {
  color: var(--color-text-muted);
  margin-block-end: var(--space-lg);
  line-height: 1.8;
  max-width: var(--max-line-length);
}

.tech-features {
  list-style: none;
  margin-block-end: var(--space-lg);
}

.tech-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-block-end: 1px solid var(--color-border);
}

.check-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Clients Preview */
.clients-preview {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-dark);
}

.clients-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
  margin-block-end: var(--space-lg);
}

.client-logo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}

.client-logo:hover {
  border-color: var(--color-gold);
  color: var(--color-gold);
}

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

/* CTA Section */
.cta-section {
  padding: var(--space-2xl) 0;
  background: linear-gradient(135deg, var(--color-bg-deep) 0%, var(--color-bg-dark) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(14, 165, 233, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.cta-content {
  position: relative;
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
}

.cta-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  margin-block-end: var(--space-sm);
}

.cta-desc {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  margin-block-end: var(--space-lg);
}

.cta-actions {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* Page Hero */
.page-hero {
  padding: calc(80px + var(--space-2xl)) 0 var(--space-xl);
  background: linear-gradient(180deg, var(--color-bg-deep) 0%, var(--color-bg-dark) 100%);
  text-align: center;
}

.page-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 600;
  margin-block-end: var(--space-sm);
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: var(--max-line-length);
  margin-inline: auto;
}

/* About Page */
.about-content {
  padding: var(--space-2xl) 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.story-block {
  margin-block-end: var(--space-lg);
}

.story-block h2 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-block-end: var(--space-sm);
  color: var(--color-accent);
}

.story-block p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-block-end: var(--space-sm);
  max-width: var(--max-line-length);
}

.about-values {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  transition: all var(--transition-medium);
}

.value-card:hover {
  border-color: var(--color-gold);
}

.value-icon {
  width: 40px;
  height: 40px;
  color: var(--color-gold);
  margin-block-end: var(--space-sm);
}

.value-icon svg {
  width: 100%;
  height: 100%;
}

.value-card h3 {
  font-size: 1.125rem;
  font-weight: 500;
  margin-block-end: var(--space-xs);
}

.value-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Products Page */
.products-section {
  padding: var(--space-2xl) 0;
}

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

.product-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-medium);
}

.product-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.product-visual {
  background: var(--color-bg-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 180px;
}

.product-visual svg {
  width: 100%;
  height: 100%;
}

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

.product-title {
  font-size: 1.375rem;
  font-weight: 500;
  margin-block-end: var(--space-sm);
}

.product-desc {
  color: var(--color-text-muted);
  margin-block-end: var(--space-md);
  max-width: var(--max-line-length);
}

.product-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
}

.product-list li {
  position: relative;
  padding-inline-start: var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.product-list li::before {
  content: '';
  position: absolute;
  inset-inline-start: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.product-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 300px 1fr;
}

.product-featured .product-visual {
  height: auto;
  min-height: 280px;
}

@media (max-width: 900px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .product-featured {
    grid-template-columns: 1fr;
  }
  
  .product-featured .product-visual {
    min-height: 200px;
  }
}

/* Technology Page */
.tech-details {
  padding: var(--space-2xl) 0;
}

.tech-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-block-end: var(--space-2xl);
}

.tech-feature.reverse {
  grid-template-columns: 1fr 1fr;
}

.tech-feature.reverse .tech-feature-visual {
  order: 2;
}

.tech-feature.reverse .tech-feature-content {
  order: 1;
}

.tech-feature-visual svg {
  width: 100%;
  max-width: 400px;
}

.tech-feature-content h3 {
  font-size: 1.75rem;
  font-weight: 500;
  margin-block-end: var(--space-md);
  color: var(--color-accent);
}

.tech-feature-content p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-block-end: var(--space-md);
  max-width: var(--max-line-length);
}

.materials-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.material {
  background: rgba(14, 165, 233, 0.15);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
}

.tech-specs {
  list-style: none;
}

.tech-specs li {
  padding: var(--space-sm) 0;
  border-block-end: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.tech-specs strong {
  color: var(--color-text);
}

.eco-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(212, 175, 55, 0.15);
  color: var(--color-gold);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
}

.eco-badge svg {
  width: 24px;
  height: 24px;
}

.advantages {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-deep);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

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

@media (max-width: 600px) {
  .advantages-grid {
    grid-template-columns: 1fr;
  }
}

.advantage-item {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-medium);
}

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

.advantage-number {
  font-size: 3rem;
  font-weight: 300;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
  margin-block-end: var(--space-sm);
}

.advantage-item h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-block-end: var(--space-sm);
}

.advantage-item p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

/* Clients Page */
.clients-showcase {
  padding: var(--space-2xl) 0;
}

.clients-cloud {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  max-width: 900px;
  margin-inline: auto;
}

.cloud-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  transition: all var(--transition-medium);
  cursor: default;
}

.cloud-item:hover {
  border-color: var(--color-gold);
  transform: scale(1.05);
}

.cloud-item span {
  font-weight: 500;
}

.cloud-large {
  font-size: 1.25rem;
  padding: var(--space-lg) var(--space-xl);
}

.cloud-medium {
  font-size: 1rem;
}

.cloud-small {
  font-size: 0.875rem;
  padding: var(--space-sm) var(--space-md);
}

.testimonial-section {
  padding: var(--space-2xl) 0;
  background: var(--color-bg-deep);
}

.testimonial-block {
  max-width: 700px;
  margin-inline: auto;
  text-align: center;
  position: relative;
}

.quote-icon {
  width: 80px;
  height: 80px;
  margin-block-end: var(--space-md);
}

.testimonial-text {
  font-size: 1.25rem;
  line-height: 1.8;
  color: var(--color-text);
  margin-block-end: var(--space-md);
  font-style: italic;
}

.testimonial-source {
  color: var(--color-text-muted);
}

.industries {
  padding: var(--space-2xl) 0;
}

.industries-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

.industry-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-width: 140px;
  transition: all var(--transition-medium);
}

.industry-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.industry-card svg {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
}

.industry-card span {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

/* Contact Page */
.contact-section {
  padding: var(--space-2xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-info h3,
.contact-form h3 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-block-end: var(--space-lg);
}

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-block-end: var(--space-lg);
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-fast);
}

a.contact-card:hover {
  border-color: var(--color-accent);
}

a.contact-card:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 165, 233, 0.15);
  border-radius: var(--radius-md);
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.contact-details {
  display: flex;
  flex-direction: column;
}

.contact-label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.contact-value {
  font-weight: 500;
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.map-placeholder {
  width: 100%;
  height: auto;
  display: block;
}

.contact-form {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-form form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group-full {
  grid-column: 1 / -1;
}

.contact-form label {
  font-size: 0.9375rem;
  font-weight: 500;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  padding: 0.875rem var(--space-md);
  background: var(--color-bg-dark);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.7;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}

.contact-form select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23b8b8cc' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: left 1rem center;
  padding-inline-start: 2.5rem;
}

[dir="ltr"] .contact-form select {
  background-position: right 1rem center;
  padding-inline-start: var(--space-md);
  padding-inline-end: 2.5rem;
}

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

.contact-form button {
  grid-column: 1 / -1;
  justify-self: start;
}

/* Footer */
.site-footer {
  background: var(--color-bg-deep);
  border-block-start: 1px solid var(--color-border);
  padding: var(--space-xl) 0 var(--space-lg);
}

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

.footer-logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: block;
  margin-block-end: var(--space-sm);
}

.footer-logo:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 4px;
}

.footer-tagline {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.footer-nav h4,
.footer-contact h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  margin-block-end: var(--space-md);
  color: var(--color-text);
}

.footer-nav ul {
  list-style: none;
}

.footer-nav li {
  margin-block-end: var(--space-xs);
}

.footer-nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

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

.footer-nav a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.footer-contact address {
  font-style: normal;
}

.footer-contact p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-block-end: var(--space-xs);
}

.footer-contact a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-contact a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.footer-bottom {
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* Animations */
.reveal-fade,
.reveal-slide {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-slide {
  transform: translateY(40px);
}

.reveal-fade.revealed,
.reveal-slide.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .tech-grid,
  .tech-feature,
  .tech-feature.reverse {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .tech-feature.reverse .tech-feature-visual,
  .tech-feature.reverse .tech-feature-content {
    order: unset;
  }
  
  .tech-visual {
    order: -1;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: 0;
    inset-inline-end: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-bg-dark);
    border-inline-start: 1px solid var(--color-border);
    padding: 80px var(--space-lg) var(--space-lg);
    transition: inset-inline-end var(--transition-medium);
    z-index: 999;
  }
  
  .main-nav.open {
    inset-inline-end: 0;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  
  .nav-link {
    display: block;
    padding: var(--space-md) 0;
    border-block-end: 1px solid var(--color-border);
  }
  
  .nav-cta {
    margin-block-start: var(--space-md);
    text-align: center;
  }
  
  .mobile-menu-toggle {
    display: flex;
    z-index: 1001;
  }
  
  .mobile-menu-toggle.open span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-toggle.open span:nth-child(2) {
    opacity: 0;
  }
  
  .mobile-menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .contact-form form {
    grid-template-columns: 1fr;
  }
  
  .product-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 3rem;
    --space-2xl: 4rem;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .btn-large {
    width: 100%;
    justify-content: center;
  }
  
  .cta-actions {
    flex-direction: column;
  }
}