/* ==========================================================================
   PWA (Progressive Web App) Styles
   ========================================================================== */

/* PWA Install Button */
.pwa-install-btn {
  display: none;
  align-items: center;
  gap: var(--spacing-xs, 4px);
  padding: var(--spacing-sm, 8px) var(--spacing-md, 12px);
  background-color: var(--primary-color, #2196F3);
  color: var(--text-inverse, white);
  border: none;
  border-radius: var(--radius-sm, 4px);
  font-size: var(--font-size-sm, 14px);
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-normal, 0.3s);
  margin-left: auto;
  margin-right: var(--spacing-sm, 8px);
  min-height: 36px;
}

.pwa-install-btn:hover {
  background-color: var(--primary-hover, #1976D2);
  transform: translateY(-1px);
}

.pwa-install-btn:focus {
  outline: 2px solid var(--border-focus, #2196F3);
  outline-offset: 2px;
}

.pwa-install-btn svg {
  width: 16px;
  height: 16px;
}

/* Update Notification */
.update-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: var(--z-modal, 1050);
  background: var(--bg-primary, white);
  border: 1px solid var(--border-primary, #e0e0e0);
  border-radius: var(--radius-lg, 8px);
  box-shadow: 0 8px 32px var(--shadow-medium, rgba(0, 0, 0, 0.15));
  max-width: 400px;
  min-width: 300px;
  padding: var(--spacing-lg, 20px);
  animation: slideInRight 0.3s ease-out;
}

.update-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md, 16px);
}

.update-message strong {
  color: var(--text-primary, #333);
  font-size: var(--font-size-md, 16px);
  margin-bottom: var(--spacing-xs, 4px);
  display: block;
}

.update-message p {
  color: var(--text-secondary, #666);
  font-size: var(--font-size-sm, 14px);
  margin: 0;
  line-height: var(--line-height-normal, 1.5);
}

.update-actions {
  display: flex;
  gap: var(--spacing-sm, 8px);
  justify-content: flex-end;
}

.btn-primary,
.btn-secondary {
  padding: var(--spacing-sm, 8px) var(--spacing-md, 16px);
  border-radius: var(--radius-sm, 4px);
  font-size: var(--font-size-sm, 14px);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-normal, 0.3s);
  border: 1px solid transparent;
  min-height: 36px;
}

.btn-primary {
  background-color: var(--primary-color, #2196F3);
  color: var(--text-inverse, white);
}

.btn-primary:hover {
  background-color: var(--primary-hover, #1976D2);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-secondary, #666);
  border-color: var(--border-secondary, #ddd);
}

.btn-secondary:hover {
  background-color: var(--bg-tertiary, #f5f5f5);
  color: var(--text-primary, #333);
}

/* Network Status Indicator */
.network-status {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed, 1030);
  text-align: center;
  padding: var(--spacing-xs, 4px) var(--spacing-sm, 8px);
  font-size: var(--font-size-sm, 14px);
  font-weight: 500;
  transition: transform var(--transition-normal, 0.3s);
  transform: translateY(-100%);
}

.network-status.offline {
  background-color: var(--error-color, #dc3545);
  color: var(--text-inverse, white);
  transform: translateY(0);
}

.network-status.online {
  transform: translateY(-100%);
}

/* PWA Splash Screen Simulation */
.pwa-splash {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--brand-primary, #4f2b1b);
  color: var(--text-inverse, white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal, 1050);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow, 0.5s);
}

.pwa-splash.active {
  opacity: 1;
  pointer-events: all;
}

.pwa-splash-logo {
  width: 128px;
  height: 128px;
  margin-bottom: var(--spacing-lg, 24px);
  border-radius: var(--radius-lg, 12px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.pwa-splash-title {
  font-size: var(--font-size-xxl, 24px);
  font-weight: 600;
  margin-bottom: var(--spacing-sm, 8px);
}

.pwa-splash-subtitle {
  font-size: var(--font-size-md, 16px);
  opacity: 0.8;
  text-align: center;
  max-width: 280px;
}

/* Animations */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

@keyframes slideOutRight {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(100%);
    opacity: 0;
  }
}

.update-notification.hiding {
  animation: slideOutRight 0.3s ease-in forwards;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .update-notification {
    top: 10px;
    right: 10px;
    left: 10px;
    max-width: none;
    min-width: 0;
  }
  
  .pwa-install-btn {
    padding: var(--spacing-xs, 6px) var(--spacing-sm, 8px);
    font-size: var(--font-size-xs, 12px);
    min-height: 32px;
  }
  
  .pwa-install-btn svg {
    width: 14px;
    height: 14px;
  }
  
  .update-actions {
    flex-direction: column;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }
}

/* Dark Theme Adjustments */
[data-theme="dark"] .update-notification {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .pwa-splash {
  background: var(--bg-primary, #1a1a1a);
}

/* High Contrast Theme */
[data-theme="high-contrast"] .pwa-install-btn {
  border: 2px solid currentColor;
}

[data-theme="high-contrast"] .update-notification {
  border: 2px solid var(--text-primary, #000);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .update-notification,
  .pwa-install-btn,
  .network-status,
  .pwa-splash {
    animation: none;
    transition: none;
  }
}

/* Print Styles */
@media print {
  .pwa-install-btn,
  .update-notification,
  .network-status,
  .pwa-splash {
    display: none !important;
  }
}