/* Responsive Design - Mobile First Approach */

/* Tablet Styles */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  /* Typography adjustments */
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  /* Header adjustments */
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: #0a2a66;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }

  .nav.active {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    padding: 1rem 0;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 1rem 2rem;
    border-radius: 0;
  }

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

  /* Hero adjustments */
  .hero {
    padding: 100px 0 60px;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 300px;
  }

  /* Section spacing */
  section {
    padding: 60px 0;
  }

  /* About section */
  .about-features {
    gap: 1.5rem;
  }

  /* Services grid */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* Case studies */
  .cases-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .case-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .case-metrics {
    gap: 1rem;
  }

  /* Contact section */
  .contact-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  /* Footer */
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
}

/* Mobile Styles */
@media (max-width: 480px) {
  .container {
    padding: 0 10px;
  }

  /* Typography */
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.25rem;
  }

  .hero-title {
    font-size: 2rem;
    line-height: 1.3;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  /* Hero section */
  .hero {
    padding: 90px 0 50px;
  }

  .hero-buttons {
    gap: 0.75rem;
  }

  /* Section spacing */
  section {
    padding: 50px 0;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  /* Cards and features */
  .feature,
  .service-card,
  .case-card {
    padding: 1.5rem;
  }

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

  /* Contact form */
  .contact-form {
    padding: 1.5rem;
  }

  .form-group input,
  .form-group textarea {
    padding: 0.875rem;
  }

  /* Footer adjustments */
  .footer {
    padding: 2rem 0 1rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .social-links a {
    width: 35px;
    height: 35px;
  }

  /* Metric adjustments */
  .metric-value {
    font-size: 1.5rem;
  }

  .case-metrics {
    flex-direction: column;
    gap: 1rem;
  }
}

/* Large Desktop Styles */
@media (min-width: 1400px) {
  .container {
    max-width: 1400px;
  }

  .hero-title {
    font-size: 4rem;
  }

  .hero-subtitle {
    font-size: 1.375rem;
  }

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

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Ensure crisp images and icons on retina displays */
  .logo,
  .service-icon,
  .feature i {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Print Styles */
@media print {
  .header,
  .hero,
  .footer,
  .btn {
    display: none;
  }

  body {
    font-size: 12pt;
    line-height: 1.4;
  }

  section {
    padding: 20px 0;
    break-inside: avoid;
  }

  .service-card,
  .case-card,
  .feature {
    break-inside: avoid;
    margin-bottom: 20px;
  }
}

/* Accessibility Improvements */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  /* This can be expanded if you want to add dark mode support */
  .contact-form {
    background-color: #f8f9fa;
  }
}

/* Focus states for better accessibility */
@media (min-width: 769px) {
  .nav-link:focus,
  .btn:focus,
  .form-group input:focus,
  .form-group textarea:focus {
    outline: 2px solid #0a2a66;
    outline-offset: 2px;
  }
}

/* Landscape mobile adjustments */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    padding: 80px 0 40px;
  }

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

  .hero-subtitle {
    font-size: 1rem;
  }
}