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

:root {
  --primary-color: #0369a1;
  --primary-dark: #075985;
  --primary-light: #0ea5e9;
  --secondary-color: #047857;
  --accent-color: #ea580c;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-gray: #f1f5f9;
  --border-color: #e2e8f0;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 64px;
  --spacing-3xl: 96px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: all 0.3s ease;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  color: var(--primary-color);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.brand-tagline {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 400;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
  list-style: none;
  align-items: center;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 15px;
  transition: color 0.3s ease;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--primary-color);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: all 0.3s ease;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
  padding-top: 80px;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('https://images.pexels.com/photos/263402/pexels-photo-263402.jpeg?auto=compress&cs=tinysrgb&w=1920') center/cover;
  opacity: 0.1;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--spacing-2xl) 0;
}

.hero-title {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  color: var(--bg-white);
  margin-bottom: var(--spacing-sm);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: clamp(20px, 3vw, 28px);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  margin-bottom: var(--spacing-md);
}

.hero-description {
  font-size: clamp(16px, 2vw, 18px);
  color: rgba(255, 255, 255, 0.85);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background-color: var(--bg-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: var(--bg-white);
  border-color: var(--bg-white);
}

.btn-secondary:hover {
  background-color: var(--bg-white);
  color: var(--primary-color);
  transform: translateY(-2px);
}

.stats {
  background-color: var(--bg-white);
  padding: var(--spacing-2xl) 0;
  margin-top: -60px;
  position: relative;
  z-index: 2;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.stat-card {
  background-color: var(--bg-white);
  border-radius: 12px;
  padding: var(--spacing-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
}

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

.stat-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-sm);
  color: var(--primary-color);
}

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

.stat-number {
  font-size: 40px;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.stat-label {
  font-size: 15px;
  color: var(--text-secondary);
  font-weight: 500;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.2;
}

.section-description {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

.services {
  background-color: var(--bg-light);
  padding: var(--spacing-3xl) 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background-color: var(--bg-white);
  border-radius: 12px;
  padding: var(--spacing-xl);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.service-icon {
  width: 64px;
  height: 64px;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

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

.service-title {
  font-size: 22px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.service-description {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.specialties {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-white);
}

.specialties-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.specialty-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background-color: var(--bg-light);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.specialty-item:hover {
  background-color: var(--primary-color);
  color: var(--bg-white);
  transform: translateX(8px);
}

.specialty-icon {
  width: 32px;
  height: 32px;
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.specialty-item:hover .specialty-icon {
  background-color: var(--bg-white);
  color: var(--primary-color);
}

.specialty-item h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

.specialty-item:hover h4 {
  color: var(--bg-white);
}

.about {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.about-content {
  padding-right: var(--spacing-lg);
}

.about-text {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-text strong {
  color: var(--primary-color);
  font-weight: 600;
}

.about-highlights {
  display: grid;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.highlight-item {
  padding: var(--spacing-md);
  background-color: var(--bg-white);
  border-left: 4px solid var(--primary-color);
  border-radius: 8px;
}

.highlight-item h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.highlight-item p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.about-image {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.about-image:hover img {
  transform: scale(1.05);
}

.contact {
  padding: var(--spacing-3xl) 0;
  background-color: var(--bg-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact-card {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  background-color: var(--bg-light);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.contact-card:hover {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  color: var(--primary-color);
  flex-shrink: 0;
}

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

.contact-details h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.contact-details p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.contact-details strong {
  color: var(--text-primary);
  font-weight: 600;
  display: block;
  margin-top: 8px;
}

.contact-details strong:first-child {
  margin-top: 0;
}

.contact-details a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

.contact-details a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.contact-map {
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  min-height: 500px;
}

.footer {
  background-color: var(--text-primary);
  color: var(--bg-light);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--bg-white);
  margin-bottom: var(--spacing-sm);
}

.footer-subtitle {
  font-size: 16px;
  font-weight: 600;
  color: var(--bg-white);
  margin-bottom: var(--spacing-sm);
}

.footer-text {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--text-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

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

.footer-phone {
  color: var(--primary-light);
  font-size: 18px;
  font-weight: 600;
  text-decoration: none;
}

.footer-phone:hover {
  color: var(--bg-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
}

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

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

  .about-content {
    padding-right: 0;
  }

  .contact-map {
    min-height: 400px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background-color: var(--bg-white);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }

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

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
  }

  .nav-link.active::after {
    display: none;
  }

  .stats {
    margin-top: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  .services-grid,
  .specialties-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .brand-name {
    font-size: 16px;
  }

  .brand-tagline {
    font-size: 11px;
  }
}

@media (max-width: 480px) {
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

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

  .stat-card {
    padding: var(--spacing-md);
  }

  .stat-number {
    font-size: 32px;
  }

  .service-card {
    padding: var(--spacing-md);
  }
}