/**
 * Mobile Platform-Specific Styles
 * Enhanced styles for iOS and Android native apps
 */

/* Safe Area Support */
:root {
  --safe-area-inset-top: 0px;
  --safe-area-inset-bottom: 0px;
  --safe-area-inset-left: 0px;
  --safe-area-inset-right: 0px;
}

/* iOS Specific Styles */
.platform-ios {
  /* iOS safe area adjustments */
  padding-top: var(--safe-area-inset-top);
  padding-bottom: var(--safe-area-inset-bottom);
  padding-left: var(--safe-area-inset-left);
  padding-right: var(--safe-area-inset-right);
}

.platform-ios .app-header {
  /* iOS header adjustments */
  padding-top: calc(var(--safe-area-inset-top) + 10px);
  background: linear-gradient(180deg, #3b82f6 0%, #2563eb 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.platform-ios .app-content {
  /* iOS content area */
  margin-top: var(--safe-area-inset-top);
  margin-bottom: var(--safe-area-inset-bottom);
}

.platform-ios .bottom-tabs {
  /* iOS bottom tabs with home indicator space */
  padding-bottom: calc(var(--safe-area-inset-bottom) + 10px);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.platform-ios .modal,
.platform-ios .alert {
  /* iOS modal styling */
  border-radius: 14px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.platform-ios .button-primary {
  /* iOS button styling */
  border-radius: 10px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

/* Android Specific Styles */
.platform-android {
  /* Android material design adjustments */
  padding-top: var(--safe-area-inset-top);
}

.platform-android .app-header {
  /* Android header with material elevation */
  padding-top: calc(var(--safe-area-inset-top) + 8px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  background: #3b82f6;
}

.platform-android .app-content {
  /* Android content area */
  margin-top: var(--safe-area-inset-top);
}

.platform-android .bottom-tabs {
  /* Android bottom navigation */
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.1);
  background: #ffffff;
}

.platform-android .modal,
.platform-android .alert {
  /* Android modal styling */
  border-radius: 8px;
  box-shadow:
    0 11px 15px -7px rgba(0, 0, 0, 0.2),
    0 24px 38px 3px rgba(0, 0, 0, 0.14),
    0 9px 46px 8px rgba(0, 0, 0, 0.12);
}

.platform-android .button-primary {
  /* Android button styling */
  border-radius: 8px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.platform-android .ripple-effect {
  /* Android ripple effect */
  position: relative;
  overflow: hidden;
}

.platform-android .ripple-effect::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transition:
    width 0.6s,
    height 0.6s;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.platform-android .ripple-effect:active::before {
  width: 300px;
  height: 300px;
}

/* Haptic Feedback Enabled */
.haptic-enabled .button,
.haptic-enabled .tab-button,
.haptic-enabled .card {
  cursor: pointer;
}

.haptic-enabled .button:active,
.haptic-enabled .tab-button:active,
.haptic-enabled .card:active {
  transform: scale(0.98);
  transition: transform 0.1s ease-out;
}

/* Swipe Gestures Enabled */
.swipe-enabled .list-item {
  position: relative;
  overflow: hidden;
}

.swipe-enabled .list-item .swipe-actions {
  position: absolute;
  top: 0;
  right: -100px;
  height: 100%;
  width: 100px;
  background: #ef4444;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  transition: right 0.3s ease;
}

.swipe-enabled .list-item.swiped .swipe-actions {
  right: 0;
}

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

.pull-to-refresh .refresh-indicator {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  border: 3px solid #e5e7eb;
  border-top: 3px solid #3b82f6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.pull-to-refresh.refreshing .refresh-indicator {
  opacity: 1;
}

@keyframes spin {
  0% {
    transform: translateX(-50%) rotate(0deg);
  }
  100% {
    transform: translateX(-50%) rotate(360deg);
  }
}

/* High DPI / Retina Display Optimizations */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .platform-ios .app-header,
  .platform-android .app-header {
    background-size: cover;
    background-attachment: fixed;
  }

  .high-res-image {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  .platform-ios .app-header {
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
  }

  .platform-ios .bottom-tabs {
    background: rgba(30, 41, 59, 0.95);
  }

  .platform-android .app-header {
    background: #1e293b;
  }

  .platform-android .bottom-tabs {
    background: #1e293b;
  }
}

/* Landscape Mode Adjustments */
@media (orientation: landscape) {
  .platform-ios,
  .platform-android {
    --safe-area-inset-left: 44px;
    --safe-area-inset-right: 44px;
  }

  .platform-ios .app-header,
  .platform-android .app-header {
    padding-left: var(--safe-area-inset-left);
    padding-right: var(--safe-area-inset-right);
  }
}

/* Tablet Specific Adjustments */
@media (min-width: 768px) {
  .platform-ios .modal,
  .platform-android .modal {
    max-width: 600px;
    margin: 0 auto;
  }

  .platform-ios .app-content,
  .platform-android .app-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }
}

/* Accessibility Enhancements */
@media (prefers-reduced-motion: reduce) {
  .platform-ios .modal,
  .platform-android .modal,
  .haptic-enabled .button:active,
  .pull-to-refresh .refresh-indicator {
    transition: none;
    animation: none;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .platform-ios .app-header,
  .platform-android .app-header {
    background: #000000;
    color: #ffffff;
  }

  .platform-ios .button-primary,
  .platform-android .button-primary {
    background: #ffffff;
    color: #000000;
    border: 2px solid #000000;
  }
}