/* Enhanced Mobile Enhancements for PWA */

/* iOS-specific optimizations to prevent flickering */
.ios-optimized {
  /* Hardware acceleration for iOS */
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  perspective: 1000px;
  -webkit-perspective: 1000px;
  
  /* Prevent iOS zoom on input focus */
  font-size: 16px !important;
  
  /* Smooth transitions for iOS */
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  -webkit-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Touch optimizations for iOS */
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  
  /* Prevent iOS text selection */
  -webkit-tap-highlight-color: transparent;
}

/* iOS input optimizations */
.ios-input {
  /* Prevent zoom on iOS */
  font-size: 16px !important;
  
  /* Remove iOS default styling */
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  
  /* Hardware acceleration */
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  
  /* Smooth transitions */
  transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
  -webkit-transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

/* iOS button optimizations */
.ios-button {
  /* Prevent iOS button styling */
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  
  /* Hardware acceleration */
  transform: translateZ(0);
  -webkit-transform: translateZ(0);
  
  /* Touch feedback */
  -webkit-tap-highlight-color: rgba(88, 166, 255, 0.3);
  
  /* Smooth transitions */
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  -webkit-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* iOS-specific media query */
@media screen and (-webkit-min-device-pixel-ratio: 2) {
  /* High DPI display optimizations */
  .ios-optimized {
    /* Ensure crisp rendering on Retina displays */
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Safe Area Support for iOS */
@supports (padding: max(0px)) {
  :root {
    --sat: env(safe-area-inset-top);
    --sab: env(safe-area-inset-bottom);
    --sal: env(safe-area-inset-left);
    --sar: env(safe-area-inset-right);
  }
}

/* iPhone Navigation Button Positioning */
@media screen and (max-width: 900px) {
  /* Ensure navigation button respects iPhone safe area */
  .fab-button, [data-testid="fab-button"] {
    position: fixed !important;
    top: max(16px, env(safe-area-inset-top, 16px) + 8px) !important;
    right: max(16px, env(safe-area-inset-right, 16px) + 8px) !important;
    z-index: 2000 !important;
  }
  
  /* Additional iPhone-specific positioning for different screen sizes */
  @media screen and (max-width: 600px) {
    .fab-button, [data-testid="fab-button"] {
      top: max(12px, env(safe-area-inset-top, 12px) + 6px) !important;
      right: max(12px, env(safe-area-inset-right, 12px) + 6px) !important;
    }
  }
  
  /* iPhone X and newer with notch */
  @media screen and (device-width: 375px) and (device-height: 812px) and (-webkit-device-pixel-ratio: 3),
         screen and (device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 2),
         screen and (device-width: 414px) and (device-height: 896px) and (-webkit-device-pixel-ratio: 3),
         screen and (device-width: 390px) and (device-height: 844px) and (-webkit-device-pixel-ratio: 3),
         screen and (device-width: 428px) and (device-height: 926px) and (-webkit-device-pixel-ratio: 3) {
    .fab-button, [data-testid="fab-button"] {
      top: max(20px, env(safe-area-inset-top, 20px) + 10px) !important;
      right: max(20px, env(safe-area-inset-right, 20px) + 10px) !important;
    }
  }
}

/* Enhanced responsive breakpoints */
:root {
  --breakpoint-xs: 320px;
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
}

/* Enhanced spacing variables */
:root {
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Enhanced container spacing */
  --container-padding-xs: 12px;
  --container-padding-sm: 16px;
  --container-padding-md: 24px;
  --container-padding-lg: 32px;
  --container-padding-xl: 40px;
  
  /* Enhanced content spacing */
  --content-padding-xs: 8px;
  --content-padding-sm: 12px;
  --content-padding-md: 16px;
  --content-padding-lg: 24px;
  --content-padding-xl: 32px;
}

/* Pull-to-refresh styles */
.pull-to-refresh {
  position: relative;
  overflow: hidden;
}

.pull-to-refresh-indicator {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #58a6ff 0%, #800020 100%);
  color: white;
  font-weight: 600;
  transform: translateY(-100%);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1000;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.pull-to-refresh-indicator.active {
  transform: translateY(0);
}

.pull-to-refresh-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top: 2px solid white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 8px;
  transition: all 0.3s ease;
}

/* Enhanced pull-to-refresh animations */
@keyframes pullIndicator {
  0% {
    transform: translateY(-100%) scale(0.8);
    opacity: 0;
  }
  50% {
    transform: translateY(-50%) scale(1);
    opacity: 0.8;
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* Smooth resistance effect */
.pull-to-refresh-indicator[style*="translateY"] {
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced mobile touch feedback */
@media (max-width: 768px) {
  .pull-to-refresh-indicator {
    height: 70px;
    font-size: 14px;
  }
  
  .pull-to-refresh-spinner {
    width: 18px;
    height: 18px;
  }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Enhanced mobile-specific optimizations */
@media screen and (max-width: 768px) {
  /* Enhanced input styling for better mobile UX */
  input[type="email"]:not([data-has-icon]), 
  input[type="password"]:not([data-has-icon]), 
  input[type="text"]:not([data-has-icon]), 
  input[type="number"]:not([data-has-icon]), 
  input[type="tel"]:not([data-has-icon]), 
  input[type="url"]:not([data-has-icon]), 
  input[type="search"]:not([data-has-icon]),
  input[type="username"]:not([data-has-icon]),
  textarea,
  select {
    font-size: 16px !important; /* Prevents zoom on iOS */
    line-height: 1.5 !important;
    padding: 16px 18px !important;
    border-radius: 12px !important;
    min-height: 56px !important; /* Ensure minimum touch target */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  }
  
  /* Enhanced input styling for inputs with icons */
  input[type="email"][data-has-icon="true"], 
  input[type="password"][data-has-icon="true"], 
  input[type="text"][data-has-icon="true"], 
  input[type="number"][data-has-icon="true"], 
  input[type="tel"][data-has-icon="true"], 
  input[type="url"][data-has-icon="true"], 
  input[type="search"][data-has-icon="true"],
  input[type="username"][data-has-icon="true"] {
    padding-left: 60px !important; /* Increased padding for icon spacing on mobile */
  }
  
  /* Enhanced input styling for password fields with right icons */
  input[type="password"][data-has-icon="true"] {
    padding-right: 60px !important; /* Increased padding for eye icon on mobile */
  }
  
  /* Enhanced touch targets */
  button, [role="button"], .clickable {
    min-height: 48px;
    min-width: 48px;
    padding: 14px 18px;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 16px !important;
  }
  
  /* Enhanced touch feedback */
  button:active, [role="button"]:active, .clickable:active {
    transform: scale(0.98);
    transition: transform 0.1s ease;
  }
  
  /* Better scrolling on mobile */
  body {
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    scroll-behavior: smooth;
  }
  
  /* Prevent horizontal scroll */
  * {
    max-width: 100%;
    box-sizing: border-box;
  }
  
  /* Enhanced mobile spacing */
  .mobile-spacing {
    padding: var(--container-padding-sm);
    margin: var(--spacing-sm);
  }
  
  /* Enhanced mobile-friendly cards */
  .mobile-card {
    border-radius: 16px;
    margin: var(--spacing-sm) 0;
    padding: var(--container-padding-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .mobile-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
  }
  
  /* Enhanced mobile navigation improvements */
  .mobile-nav {
    padding: var(--spacing-sm) var(--container-padding-sm);
    background: rgba(23, 43, 90, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(88, 166, 255, 0.2);
  }
  
  /* Enhanced mobile form styling */
  .mobile-form {
    padding: var(--container-padding-sm);
  }
  
  .mobile-form input,
  .mobile-form textarea,
  .mobile-form select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: #EAEAEA;
    font-size: 16px !important;
    padding: 16px 18px !important;
    border-radius: 12px !important;
    min-height: 56px !important;
  }
  
  .mobile-form input:focus,
  .mobile-form textarea:focus,
  .mobile-form select:focus {
    outline: none;
    border-color: #58a6ff;
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
  }
  
  /* Enhanced mobile button styling */
  .mobile-button {
    background: linear-gradient(135deg, #58a6ff 0%, #800020 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    min-height: 56px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.3);
  }
  
  .mobile-button:active {
    transform: scale(0.98);
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.2);
  }
  
  /* Enhanced mobile grid layout */
  .mobile-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    padding: var(--container-padding-sm);
  }
  
  /* Enhanced mobile list styling */
  .mobile-list {
    padding: var(--container-padding-sm);
  }
  
  .mobile-list-item {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(88, 166, 255, 0.1);
    transition: all 0.3s ease;
  }
  
  .mobile-list-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(88, 166, 255, 0.3);
  }
  
  /* Enhanced mobile modal styling */
  .mobile-modal {
    padding: var(--container-padding-sm);
    background: rgba(23, 43, 90, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    border: 1px solid rgba(88, 166, 255, 0.2);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  }
  
  .mobile-modal-content {
    padding: var(--spacing-lg);
    color: #EAEAEA;
    text-align: center;
  }
}

/* Enhanced tablet-specific adjustments */
@media screen and (min-width: 769px) and (max-width: 1024px) {
  input[type="email"], 
  input[type="password"], 
  input[type="text"], 
  input[type="number"], 
  input[type="tel"], 
  input[type="url"], 
  input[type="search"],
  input[type="username"],
  textarea,
  select {
    font-size: 16px !important;
    padding: 14px 16px !important;
    border-radius: 10px !important;
    min-height: 52px !important;
  }
  
  button, [role="button"], .clickable {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 16px;
    border-radius: 10px;
  }
}

/* Enhanced small mobile devices */
@media screen and (max-width: 480px) {
  input[type="email"]:not([data-has-icon]), 
  input[type="password"]:not([data-has-icon]), 
  input[type="text"]:not([data-has-icon]), 
  input[type="number"]:not([data-has-icon]), 
  input[type="tel"]:not([data-has-icon]), 
  input[type="url"]:not([data-has-icon]), 
  input[type="search"]:not([data-has-icon]),
  input[type="username"]:not([data-has-icon]),
  textarea,
  select {
    font-size: 16px !important; /* Prevents zoom on iOS */
    padding: 14px 16px !important;
    border-radius: 10px !important;
    min-height: 52px !important;
  }
  
  /* Enhanced input styling for inputs with icons on small screens */
  input[type="email"][data-has-icon="true"], 
  input[type="password"][data-has-icon="true"], 
  input[type="text"][data-has-icon="true"], 
  input[type="number"][data-has-icon="true"], 
  input[type="tel"][data-has-icon="true"], 
  input[type="url"][data-has-icon="true"], 
  input[type="search"][data-has-icon="true"],
  input[type="username"][data-has-icon="true"] {
    padding-left: 56px !important; /* Adjusted padding for icon spacing on small mobile */
  }
  
  /* Enhanced input styling for password fields with right icons on small screens */
  input[type="password"][data-has-icon="true"] {
    padding-right: 56px !important; /* Adjusted padding for eye icon on small mobile */
  }
  
  button, [role="button"], .clickable {
    min-height: 52px;
    min-width: 52px;
    padding: 14px 16px;
    border-radius: 10px;
    font-size: 16px !important;
  }
  
  .mobile-card {
    border-radius: 12px;
    padding: var(--container-padding-xs);
  }
  
  .mobile-modal-content {
    border-radius: 16px;
    padding: var(--container-padding-md);
  }
}

/* Enhanced responsive typography */
@media screen and (max-width: 480px) {
  h1 {
    font-size: clamp(1.5rem, 6vw, 2rem);
    line-height: 1.2;
  }
  
  h2 {
    font-size: clamp(1.25rem, 5vw, 1.75rem);
    line-height: 1.3;
  }
  
  h3 {
    font-size: clamp(1.125rem, 4vw, 1.5rem);
    line-height: 1.4;
  }
  
  p {
    font-size: 16px;
    line-height: 1.6;
  }
}

/* Enhanced responsive spacing */
@media screen and (max-width: 576px) {
  .xs-spacing {
    padding: var(--container-padding-xs);
    margin: var(--spacing-xs);
  }
  
  .xs-text {
    font-size: 14px;
    line-height: 1.5;
  }
}

/* Enhanced responsive containers */
.responsive-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-padding-lg);
  
  @media (max-width: 768px) {
    padding: var(--container-padding-md);
  }
  
  @media (max-width: 576px) {
    padding: var(--container-padding-sm);
  }
  
  @media (max-width: 480px) {
    padding: var(--container-padding-xs);
  }
}

/* Enhanced responsive grid */
.responsive-grid {
  display: grid;
  gap: var(--spacing-lg);
  
  @media (min-width: 1025px) {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
  }
  
  @media (min-width: 769px) and (max-width: 1024px) {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
  }
  
  @media (max-width: 768px) {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* Enhanced responsive flex */
.responsive-flex {
  display: flex;
  gap: var(--spacing-lg);
  
  @media (max-width: 768px) {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

/* Enhanced responsive text */
.responsive-text {
  font-size: clamp(14px, 2vw, 18px);
  line-height: 1.6;
}

/* Enhanced responsive images */
.responsive-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  transition: transform 0.3s ease;
}

.responsive-image:hover {
  transform: scale(1.02);
}

/* Enhanced loading states */
.loading-skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: loading-shimmer 1.5s infinite;
  border-radius: 4px;
}

@keyframes loading-shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Enhanced focus states for accessibility */
.focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

/* Enhanced hover states */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* Enhanced active states */
.active-scale {
  transition: transform 0.1s ease;
}

.active-scale:active {
    transform: scale(0.98);
}

/* Enhanced disabled states */
.disabled-opacity {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

/* Enhanced responsive utilities */
.hidden-xs {
  @media (max-width: 480px) {
    display: none !important;
  }
}

.hidden-sm {
  @media (max-width: 576px) {
    display: none !important;
  }
}

.hidden-md {
  @media (max-width: 768px) {
    display: none !important;
  }
}

.hidden-lg {
  @media (max-width: 992px) {
    display: none !important;
  }
}

.visible-xs {
  @media (min-width: 481px) {
    display: none !important;
  }
}

.visible-sm {
  @media (max-width: 575px), (min-width: 769px) {
    display: none !important;
  }
}

.visible-md {
  @media (max-width: 767px), (min-width: 993px) {
    display: none !important;
  }
}

.visible-lg {
  @media (max-width: 991px) {
    display: none !important;
  }
}

/* Enhanced print styles */
@media print {
  .no-print {
    display: none !important;
  }
  
  .print-break {
    page-break-before: always;
  }
  
  .print-break-after {
    page-break-after: always;
  }
}

/* Enhanced reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Enhanced high contrast and dark/light mode support */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000000;
    --secondary-color: #ffffff;
    --border-color: #000000;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #121212;
    --surface-color: #1e1e1e;
    --text-color: #ffffff;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --background-color: #ffffff;
    --surface-color: #f5f5f5;
    --text-color: #000000;
  }
}