Readur/frontend/src/index.css

@tailwind base;
@tailwind components;
@tailwind utilities;

/* ============================================
   PWA & iOS Safe Area Support
   ============================================ */

/* Ensure the entire app respects iOS safe areas */
:root {
  /* Define safe area insets for iOS devices */
  --safe-area-inset-top: env(safe-area-inset-top, 0px);
  --safe-area-inset-right: env(safe-area-inset-right, 0px);
  --safe-area-inset-bottom: env(safe-area-inset-bottom, 0px);
  --safe-area-inset-left: env(safe-area-inset-left, 0px);
}

/* PWA-specific styles */
@media all and (display-mode: standalone) {
  /* Remove system tap highlight on iOS PWA */
  * {
    -webkit-tap-highlight-color: transparent;
  }

  /* Prevent pull-to-refresh on iOS */
  body {
    overscroll-behavior-y: contain;
  }

  /* Improve iOS PWA scrolling performance */
  html {
    -webkit-overflow-scrolling: touch;
  }
}

/* iOS-specific optimizations */
@supports (-webkit-touch-callout: none) {
  /* Disable callout on iOS when long-pressing */
  * {
    -webkit-touch-callout: none;
  }

  /* Allow callout on text content */
  p, span, div[contenteditable="true"] {
    -webkit-touch-callout: default;
  }

  /* Smooth momentum scrolling on iOS */
  .scrollable-content {
    -webkit-overflow-scrolling: touch;
  }

  /* Fix iOS input zoom issue */
  input, textarea, select {
    font-size: 16px !important;
  }
}

/* Touch-optimized tap targets (minimum 44x44px for iOS) */
@media (pointer: coarse) {
  button,
  a,
  .MuiIconButton-root,
  .MuiButton-root,
  .MuiChip-root.MuiChip-clickable {
    min-height: 44px;
    min-width: 44px;
  }

  /* Bottom navigation touch targets */
  .MuiBottomNavigationAction-root {
    min-height: 56px;
  }
}

/* Prevent iOS double-tap zoom on buttons */
button,
input[type="button"],
input[type="submit"] {
  touch-action: manipulation;
}

/* iOS status bar color adaptation */
@media (prefers-color-scheme: dark) {
  html {
    background-color: #1e1e1e;
  }
}

@media (prefers-color-scheme: light) {
  html {
    background-color: #ffffff;
  }
}

/* Enhanced search responsiveness styles */
.search-input-responsive {
  transition: all 0.2s ease-in-out;
}

.search-input-responsive:focus-within {
  transform: scale(1.02);
}

/* Mobile-friendly search results */
@media (max-width: 768px) {
  .search-results-grid {
    gap: 1rem !important;
  }
  
  .search-card {
    padding: 0.75rem !important;
  }
  
  .search-chip {
    font-size: 0.7rem !important;
    height: 18px !important;
    max-width: 100px;
  }
}

/* Prevent text overflow in search components */
.search-result-card {
  overflow: hidden;
}

.search-result-card .MuiCardContent-root {
  overflow: hidden;
}

/* Ensure proper flex behavior for narrow windows */
@media (max-width: 1024px) {
  /* Prevent horizontal overflow in search results */
  .search-result-card {
    min-width: 0;
  }
  
  /* Ensure chips wrap properly */
  .MuiChip-root {
    flex-shrink: 0;
    margin: 2px;
  }
  
  /* Prevent button groups from overflowing */
  .MuiToggleButtonGroup-root {
    flex-wrap: wrap;
    gap: 4px;
  }
  
  /* Ensure search stats wrap on narrow screens */
  .search-stats-container {
    flex-wrap: wrap;
    gap: 8px;
  }
}

/* Extra small screens */
@media (max-width: 480px) {
  /* Stack search mode buttons vertically */
  .MuiToggleButtonGroup-root {
    flex-direction: column;
    width: 100%;
  }
  
  .MuiToggleButtonGroup-root .MuiToggleButton-root {
    width: 100%;
  }
  
  /* Reduce chip sizes further */
  .search-chip {
    font-size: 0.65rem !important;
    height: 16px !important;
    padding: 0 6px !important;
  }
  
  /* Stack action buttons vertically in cards */
  .search-card-actions {
    flex-direction: column;
    gap: 4px;
  }
}

/* Touch-friendly interactive elements */
@media (pointer: coarse) {
  .search-suggestion-chip {
    min-height: 32px;
    padding: 8px 12px;
  }
  
  .search-filter-button {
    min-height: 40px;
    min-width: 40px;
  }
}

/* Smooth animations for search loading states */
.search-loading-fade {
  opacity: 0;
  animation: searchFadeIn 0.3s ease-in-out forwards;
}

@keyframes searchFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Enhanced hover states for better UX */
.search-result-card {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-result-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Improved focus states for accessibility */
.search-focusable:focus-visible {
  outline: 2px solid #6366f1;
  outline-offset: 2px;
}