/* Mobile-first responsive design */

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
  .situations-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
  
  .modal-content {
    max-width: 500px;
  }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
  .app-header h1 {
    font-size: 1.75rem;
  }
  
  .header-content {
    padding: 0 2rem;
  }
  
  .main-content {
    padding: 3rem 2rem;
  }
  
  .situations-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
  }
  
  .situation-image {
    height: 220px;
  }
  
  .situation-icon {
    font-size: 5rem;
  }
  
  .modal-content {
    max-width: 600px;
  }
  
  .search-container {
    padding: 1.5rem 2rem;
  }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
  .app-header h1 {
    font-size: 2rem;
  }
  
  .situations-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
  }
  
  .situation-image {
    height: 240px;
  }
  
  .situation-content {
    padding: 2rem;
  }
  
  .situation-title {
    font-size: 1.4rem;
  }
  
  .situation-description {
    font-size: 1rem;
  }
  
  .modal-content {
    max-width: 700px;
  }
  
  .modal-body {
    padding: 2.5rem;
  }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
  .situations-grid {
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 3rem;
  }
  
  .modal-content {
    max-width: 800px;
  }
}

/* Mobile-specific styles */
@media (max-width: 575px) {
  .app-header {
    padding: 0.75rem 0;
  }
  
  .app-header h1 {
    font-size: 1.25rem;
  }
  
  .header-content {
    padding: 0 1rem;
  }
  
  .main-content {
    padding: 1.5rem 1rem;
  }
  
  .situations-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .situation-image {
    height: 180px;
  }
  
  .situation-icon {
    font-size: 3.5rem;
  }
  
  .situation-content {
    padding: 1.25rem;
  }
  
  .situation-title {
    font-size: 1.1rem;
  }
  
  .situation-description {
    font-size: 0.85rem;
  }
  
  .mode-toggle {
    max-width: 100%;
    margin-bottom: 1.5rem;
  }
  
  .mode-btn {
    padding: 0.6rem 0.8rem;
    font-size: 0.9rem;
  }
  
  .modal {
    padding: 0.5rem;
    align-items: flex-start;
    padding-top: 2rem;
  }
  
  .modal-content {
    max-height: 90vh;
    width: 100%;
  }
  
  .modal-header {
    padding: 1rem;
  }
  
  .modal-header h2 {
    font-size: 1.25rem;
  }
  
  .modal-body {
    padding: 1.5rem;
  }
  
  .rule-section h3 {
    font-size: 1.1rem;
  }
  
  .rule-item {
    padding: 0.75rem;
  }
  
  .search-container {
    padding: 0.75rem 1rem;
  }
  
  #search-input {
    padding: 0.6rem;
    font-size: 0.9rem;
  }
  
  .btn-secondary {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }
}

/* Landscape orientation adjustments for mobile */
@media (max-height: 500px) and (orientation: landscape) {
  .app-header {
    padding: 0.5rem 0;
  }
  
  .main-content {
    padding: 1rem;
  }
  
  .situations-grid {
    gap: 1rem;
  }
  
  .situation-image {
    height: 120px;
  }
  
  .situation-icon {
    font-size: 2.5rem;
  }
  
  .situation-content {
    padding: 1rem;
  }
  
  .modal {
    padding-top: 1rem;
  }
  
  .modal-content {
    max-height: 95vh;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .situation-icon {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* Dark mode support (future enhancement) */
@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #121212;
    --surface-color: #1E1E1E;
    --text-primary: #FFFFFF;
    --text-secondary: #AAAAAA;
    --border-color: #333333;
  }
  
  .loading-screen {
    background-color: var(--background-color);
  }
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .loading-spinner {
    animation: none;
  }
  
  .modal-content {
    animation: none;
  }
  
  .situation-card:hover {
    transform: none;
  }
  
  .btn-primary:hover,
  .btn-secondary:hover {
    transform: none;
  }
}

/* Print styles */
@media print {
  .app-header,
  .search-container,
  .mode-toggle,
  .app-footer,
  .loading-screen {
    display: none !important;
  }
  
  .main-content {
    padding: 0;
    max-width: none;
  }
  
  .situations-grid {
    display: block;
  }
  
  .situation-card {
    break-inside: avoid;
    margin-bottom: 1rem;
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  .situation-image {
    height: auto;
    min-height: 100px;
    background: #f5f5f5 !important;
    color: #333 !important;
  }
  
  .modal {
    position: static;
    background: none;
    padding: 0;
  }
  
  .modal-content {
    box-shadow: none;
    max-width: none;
    max-height: none;
  }
}

/* Focus styles for accessibility */
@media (prefers-reduced-motion: no-preference) {
  .situation-card:focus {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
  }
  
  .btn-icon:focus,
  .mode-btn:focus,
  .btn-primary:focus,
  .btn-secondary:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
  }
  
  #search-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.3);
  }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
  .situation-card {
    transition: none;
  }
  
  .situation-card:hover {
    transform: none;
    box-shadow: var(--shadow-light);
  }
  
  .btn-icon {
    min-width: 44px;
    min-height: 44px;
  }
  
  .mode-btn {
    min-height: 44px;
  }
  
  #search-input {
    min-height: 44px;
  }
}