/* =============================================
   PWA STYLES - Mobile Bottom Nav & Install Banner
   ============================================= */

/* PWA Install Banner */
.pwa-install-banner {
  position: fixed;
  bottom: 70px;
  left: 50%;
  transform: translateX(-50%) translateY(150%);
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 16px;
  padding: 0.875rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  z-index: 1060;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
  max-width: calc(100vw - 2rem);
  width: 380px;
  opacity: 0;
  visibility: hidden;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              opacity 0.3s ease,
              visibility 0.3s ease;
}

.pwa-install-banner.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  visibility: visible;
}

.pwa-install-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.pwa-install-content i {
  font-size: 1.25rem;
  color: #6366f1;
  flex-shrink: 0;
}

.pwa-install-content span {
  font-size: 0.875rem;
  color: #e2e8f0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pwa-install-banner .btn-primary {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  min-height: 36px;
}

.pwa-install-banner .btn-close {
  flex-shrink: 0;
  filter: invert(1);
  opacity: 0.6;
  min-width: 32px;
  min-height: 32px;
  padding: 0;
}

.pwa-install-banner .btn-close:hover {
  opacity: 1;
}

/* Offline Indicator */
#offline-indicator {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: linear-gradient(90deg, #f59e0b, #d97706);
  color: #1f2937;
  padding: 0.5rem 1rem;
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  z-index: 9999;
}

#offline-indicator i {
  font-size: 1rem;
}

body.offline #offline-indicator {
  display: flex;
}

body.offline {
  padding-top: 36px;
}

/* Mobile Bottom Navigation */
.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(180deg, rgba(15, 15, 35, 0.95) 0%, rgba(15, 15, 35, 0.98) 100%);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  padding: 0.25rem 0.5rem;
  padding-bottom: max(0.25rem, env(safe-area-inset-bottom));
  z-index: 1050;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.3);
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  min-height: 56px;
  min-width: 64px;
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.6875rem;
  font-weight: 500;
  gap: 0.25rem;
  border-radius: 12px;
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.mobile-nav-item i {
  font-size: 1.375rem;
  transition: transform 0.2s ease;
}

.mobile-nav-item:hover,
.mobile-nav-item:focus {
  color: #e2e8f0;
  background: rgba(255, 255, 255, 0.05);
}

.mobile-nav-item.active {
  color: #6366f1;
}

.mobile-nav-item.active i {
  transform: scale(1.1);
}

.mobile-nav-item:active {
  transform: scale(0.95);
}

/* Add padding to body for mobile nav */
@media (max-width: 767.98px) {
  body {
    padding-bottom: calc(60px + env(safe-area-inset-bottom, 0px));
  }
  
  .pwa-install-banner {
    bottom: calc(70px + env(safe-area-inset-bottom, 0px));
  }
  
  /* Hide desktop sidebar on mobile if it exists */
  .desktop-sidebar {
    display: none !important;
  }
  
  /* Full-width cards on mobile */
  .card-mobile-full {
    margin-left: -1rem;
    margin-right: -1rem;
    border-radius: 0;
    border-left: none;
    border-right: none;
  }
  
  /* Horizontal scrolling tabs */
  .nav-tabs-mobile,
  .nav-pills-mobile {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: 0.5rem;
    margin-bottom: -0.5rem;
  }
  
  .nav-tabs-mobile::-webkit-scrollbar,
  .nav-pills-mobile::-webkit-scrollbar {
    display: none;
  }
  
  .nav-tabs-mobile .nav-item,
  .nav-pills-mobile .nav-item {
    flex-shrink: 0;
  }
  
  /* Floating action button for mobile */
  .fab {
    position: fixed;
    bottom: calc(80px + env(safe-area-inset-bottom, 0px));
    right: 1rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
    z-index: 1040;
    transition: transform 0.2s, box-shadow 0.2s;
  }
  
  .fab:hover,
  .fab:focus {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(99, 102, 241, 0.5);
  }
  
  .fab:active {
    transform: scale(0.95);
  }
}

/* Hide mobile nav on larger screens */
@media (min-width: 768px) {
  .mobile-bottom-nav {
    display: none !important;
  }
  
  .pwa-install-banner {
    bottom: 2rem;
    width: 420px;
  }
  
  body {
    padding-bottom: 0;
  }
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .pwa-install-banner,
  .mobile-nav-item,
  .mobile-nav-item i,
  .fab {
    transition: none;
  }
  
  .pwa-install-banner.show {
    transform: translateX(-50%);
  }
}