/* ==========================================
   Responsive Design - Mobile First
   ========================================== */

/* Tablet and Below (< 1024px) */
@media (max-width: 1024px) {
  :root {
    --font-size-h1: 2rem;
    --font-size-h2: 1.75rem;
    --font-size-h3: 1.25rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 3rem;
  }

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

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

  .hero h1 {
    font-size: 2.25rem;
  }
}

/* Mobile and Below (< 768px) */
@media (max-width: 768px) {
  :root {
    --font-size-h1: 1.75rem;
    --font-size-h2: 1.5rem;
    --font-size-h3: 1.125rem;
    --font-size-large: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
  }

  /* Container */
  .container {
    padding: 0 var(--spacing-sm);
  }

  /* Navigation */
  .navbar {
    flex-wrap: wrap;
  }

  .mobile-menu-toggle {
    display: block;
    order: 3;
  }

  /* Language switcher stays in the header bar, left of the menu toggle */
  .lang-switch {
    order: 2;
    margin-left: auto;
    margin-right: var(--spacing-sm);
  }

  .logo {
    order: 1;
    font-size: 1.25rem;
  }

  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    order: 4;
    gap: 0;
    margin-top: var(--spacing-sm);
    background-color: var(--color-bg-light);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu a {
    display: block;
    padding: var(--spacing-sm);
  }

  /* Hero */
  .hero {
    padding: var(--spacing-xl) 0;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero p {
    font-size: var(--font-size-base);
  }

  /* Buttons */
  .btn-large {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
  }

  /* Grid System */
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  /* Service Cards */
  .service-card {
    padding: var(--spacing-lg);
  }

  /* Service Detail */
  .service-detail {
    padding: var(--spacing-md);
  }

  /* Features List */
  .features-list {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  /* Sections */
  .section {
    padding: var(--spacing-xl) 0;
  }

  /* Page Header */
  .page-header {
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
  }

  /* Contact Info */
  .contact-info {
    padding: var(--spacing-md);
  }

  /* Scroll to Top Button */
  #scroll-top {
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    font-size: 1.25rem;
  }

  /* Footer */
  .footer {
    padding: var(--spacing-lg) 0;
    font-size: var(--font-size-small);
  }
}

/* Small Mobile (< 480px) */
@media (max-width: 480px) {
  :root {
    --font-size-h1: 1.5rem;
    --font-size-h2: 1.25rem;
    --spacing-md: 1rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-small);
  }

  .service-icon {
    width: 48px;
    height: 48px;
    font-size: 2.5rem;
  }

  .contact-item {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Print Styles */
@media print {
  .header,
  .mobile-menu-toggle,
  .cta-section,
  .footer,
  #scroll-top {
    display: none;
  }

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

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

  .section {
    page-break-inside: avoid;
  }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Use higher quality images for retina displays */
  /* This would be applied to background images if we had them */
}

/* Reduced Motion for Accessibility */
@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 (Optional - can be enabled later) */
@media (prefers-color-scheme: dark) {
  /*
  :root {
    --color-bg-white: #1e293b;
    --color-bg-light: #334155;
    --color-text: #e2e8f0;
    --color-text-light: #cbd5e1;
    --color-border: #475569;
  }

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

  .service-card,
  .service-detail {
    background-color: var(--color-bg-light);
  }
  */
}