/* Responsive Styles for Alma 31 Study App */
/* Mobile-first approach with progressive enhancement */

/* Tablet Styles (768px and down) */
@media screen and (max-width: 768px) {
  /* Typography adjustments for tablet */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }

  /* Header adjustments */
  .header-content {
    padding: 0 var(--spacing-sm);
  }

  .logo {
    font-size: 1.25rem;
  }

  /* Navigation - show menu toggle */
  .menu-toggle {
    display: block;
  }

  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 2px 8px var(--shadow);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-sm);
  }

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

  .nav-link {
    padding: var(--spacing-md);
    text-align: center;
    border-radius: 4px;
  }

  /* Main layout - single column */
  .main-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg) 0;
  }

  /* Sidebar becomes horizontal on tablet */
  .sidebar {
    position: static;
    margin-bottom: var(--spacing-lg);
  }

  .sidebar-nav {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .sidebar-nav li {
    margin-bottom: 0;
    flex: 1;
    min-width: 150px;
  }

  .sidebar-nav a {
    text-align: center;
    padding: var(--spacing-sm);
  }

  /* Content adjustments */
  .content {
    padding: var(--spacing-lg);
  }

  /* Gallery adjustments */
  .gallery {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
  }

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

/* Mobile Styles (480px and down) */
@media screen and (max-width: 480px) {
  /* Typography for mobile */
  h1 {
    font-size: 1.75rem;
    line-height: 1.2;
  }
  h2 {
    font-size: 1.5rem;
    line-height: 1.2;
  }
  h3 {
    font-size: 1.25rem;
    line-height: 1.2;
  }

  p {
    font-size: 1rem;
  }

  /* Header mobile adjustments */
  .header {
    height: 56px;
  }

  .header-content {
    height: 56px;
  }

  .logo {
    font-size: 1.125rem;
  }

  /* Main layout mobile */
  .main-content {
    padding: var(--spacing-md) 0;
    gap: var(--spacing-md);
  }

  /* Sidebar mobile - stacked navigation */
  .sidebar {
    background-color: transparent;
    padding: 0;
    margin-bottom: var(--spacing-md);
  }

  .sidebar-nav {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-xs);
  }

  .sidebar-nav a {
    padding: var(--spacing-sm);
    font-size: 0.875rem;
    text-align: center;
  }

  /* Content mobile */
  .content {
    padding: var(--spacing-md);
    margin: 0 var(--spacing-xs);
  }

  /* Verse styling mobile */
  .verse {
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm);
  }

  .verse-number {
    display: block;
    margin-bottom: var(--spacing-xs);
  }

  /* Cards mobile */
  .card {
    padding: var(--spacing-md);
    margin: 0 0 var(--spacing-md) 0;
  }

  /* Gallery mobile - single column */
  .gallery {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .gallery-image {
    height: 180px;
  }

  /* Buttons mobile */
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }

  /* Search mobile */
  .search-input {
    padding: var(--spacing-md);
    font-size: 16px; /* Prevents zoom on iOS */
  }

  /* Footer mobile */
  .footer {
    padding: var(--spacing-md) 0;
  }

  .footer p {
    font-size: 0.875rem;
  }

  /* Touch targets - ensure 44px minimum */
  .nav-link,
  .sidebar-nav a,
  .btn {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
}

/* Landscape mobile adjustments */
@media screen and (max-width: 768px) and (orientation: landscape) {
  .main-content {
    padding: var(--spacing-sm) 0;
  }

  .sidebar-nav {
    display: flex;
    flex-wrap: wrap;
  }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  /* Ensure crisp rendering on retina displays */
  .logo,
  .nav-link,
  .btn {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

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

  html {
    scroll-behavior: auto;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --church-blue: #000080;
    --text-primary: #000000;
    --border-color: #000000;
  }

  .btn-primary {
    border: 2px solid var(--white);
  }

  .btn-secondary {
    border: 2px solid var(--church-blue);
  }
}

/* Dark mode support (for future implementation) */
@media (prefers-color-scheme: dark) {
  :root {
    --white: #1a1a1a;
    --black: #ffffff;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --gray-light: #2d2d2d;
    --gray-medium: #404040;
    --border-color: #404040;
    --shadow: rgba(255, 255, 255, 0.1);
  }

  .header {
    border-bottom-color: var(--border-color);
  }

  .search-input {
    background-color: var(--gray-light);
    color: var(--text-primary);
    border-color: var(--border-color);
  }
}