/**
 * NexArc Learning - Authentication & Purchase Flow Styles
 */

/* Purchase Card */
.purchase-card {
  background: white;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.purchase-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.purchase-card.owned {
  border: 2px solid #198754;
}

.purchase-header {
  padding: 1.5rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  text-align: center;
}

.purchase-card.owned .purchase-header {
  background: linear-gradient(135deg, #198754 0%, #20c997 100%);
}

.price-tag {
  font-size: 2.5rem;
  font-weight: 700;
  display: block;
}

.price-note {
  font-size: 0.875rem;
  opacity: 0.9;
}

.owned-badge {
  font-size: 1.25rem;
  font-weight: 600;
}

.owned-badge i {
  margin-right: 0.5rem;
}

.purchase-body {
  padding: 1.5rem;
}

.purchase-body h4 {
  font-weight: 600;
  color: #1c1d1f;
  margin-bottom: 0.75rem;
}

.purchase-description {
  color: #6c757d;
  margin-bottom: 1rem;
}

.purchase-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.purchase-features li {
  padding: 0.5rem 0;
  color: #495057;
  display: flex;
  align-items: center;
}

.purchase-features li > i {
  color: #198754;
  margin-right: 0.75rem;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.purchase-footer {
  padding: 1.5rem;
  padding-top: 0;
}

.purchase-btn {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  font-weight: 600;
  padding: 1rem;
  transition: all 0.3s ease;
}

.purchase-btn:hover {
  background: linear-gradient(135deg, #5a6fd6 0%, #6a4190 100%);
  transform: translateY(-2px);
}

.secure-note {
  text-align: center;
  color: #6c757d;
  font-size: 0.875rem;
  margin-top: 1rem;
  margin-bottom: 0;
}

.secure-note i {
  margin-right: 0.25rem;
}

.signup-prompt {
  text-align: center;
  color: #6c757d;
  font-size: 0.875rem;
  margin-top: 1rem;
  margin-bottom: 0;
}

.signup-prompt a {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
}

.signup-prompt a:hover {
  text-decoration: underline;
}

/* Premium Button */
.premium-btn,
.btn.premium-btn {
  background: linear-gradient(135deg, #f6d365 0%, #fda085 100%);
  color: #1c1d1f;
  border: none;
  font-weight: 600;
}

.premium-btn:hover,
.btn.premium-btn:hover {
  background: linear-gradient(135deg, #f0c93d 0%, #fb8a67 100%);
  color: #1c1d1f;
}

/* Access Badge */
.access-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-weight: 500;
  font-size: 0.875rem;
}

.access-badge.premium {
  background: linear-gradient(135deg, #198754 0%, #20c997 100%);
  color: white;
}

.access-badge.free {
  background: #f8f9fa;
  color: #6c757d;
  border: 1px solid #dee2e6;
}

/* Auth Navigation */
#authNavContainer .dropdown-menu {
  border: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  border-radius: 12px;
  padding: 0.5rem;
  min-width: 200px;
}

#authNavContainer .dropdown-item {
  border-radius: 8px;
  padding: 0.75rem 1rem;
  transition: background-color 0.2s ease;
}

#authNavContainer .dropdown-item:hover {
  background-color: #f8f9fa;
}

#authNavContainer .dropdown-item i {
  width: 20px;
  text-align: center;
}

/* Question Count Badge */
#questionCount {
  background: rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
}

/* Notification Toast Styles */
.nexarc-notification {
  border: none;
  border-radius: 12px;
  overflow: hidden;
}

.nexarc-notification .toast-header {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: none;
  padding: 0.75rem 1rem;
}

.nexarc-notification .toast-body {
  padding: 0.75rem 1rem;
}

/* Dark Mode: Toast Notification Overrides */
[data-theme="dark"] .nexarc-notification {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);  /* Stronger shadow in dark mode */
}

[data-theme="dark"] .nexarc-notification .toast-header {
  background: rgba(45, 46, 48, 0.95);  /* Dark background */
  border-bottom: 1px solid #3d4043;    /* Subtle border for definition */
}

[data-theme="dark"] .nexarc-notification .toast-header strong {
  color: #e8eaed !important;  /* Light text for readability */
}

[data-theme="dark"] .nexarc-notification .toast-header .btn-close {
  filter: invert(1);  /* Make the close button visible on dark background */
}

/* Dashboard Styles */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.course-item {
  background: white;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.course-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.course-item-header {
  min-height: 85px;              /* Fixed minimum height for uniformity */
  padding: 1.25rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  display: flex;                 /* Enable flexbox */
  align-items: center;           /* Vertically center content */
}

.course-item-header.aws {
  background: linear-gradient(135deg, #FF9900 0%, #ffb84d 100%);
}

.course-item-header.azure {
  background: linear-gradient(135deg, #0078D4 0%, #40a9ff 100%);
}

.course-item-header.gcp {
  background: linear-gradient(135deg, #4285F4 0%, #7ba7f7 100%);
}

.course-item-header.isc2 {
  background: linear-gradient(135deg, #00A651 0%, #40c77a 100%);
}

.course-item-header.comptia {
  background: linear-gradient(135deg, #c8202f 0%, #d64a56 100%);
}

.course-item-header.microsoft {
  background: linear-gradient(135deg, #00a4ef 0%, #4dc3f7 100%);
}

.course-item-header h5 {
  margin: 0;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.4;              /* Better line spacing for wrapped text */
}

.course-item-body {
  padding: 1.25rem;
}

.course-item-body .exam-code {
  display: block;                   /* Full-width instead of inline-block */
  background-color: #f8f9fa;        /* Light gray pill background */
  padding: 0.25rem 0.75rem;         /* Pill padding */
  border-radius: 50px;              /* Fully rounded capsule */
  font-size: 0.95rem;               /* Slightly larger */
  font-weight: 700;                 /* Bold */
  text-align: center;               /* Center the text */
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.course-item-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid #f0f0f0;
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: #6c757d;
  grid-column: 1 / -1; /* Span all grid columns for proper centering */
}

.empty-state > i {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  opacity: 0.5;
  color: #6c757d;
}

.empty-state h3 {
  font-weight: 600;
  color: #1c1d1f;
  margin-bottom: 0.5rem;
}

.empty-state p {
  margin-bottom: 1.5rem;
}

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

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

/* Responsive Adjustments */
@media (max-width: 768px) {
  .purchase-card {
    margin: 1rem 0;
  }

  .price-tag {
    font-size: 2rem;
  }

  #authNavContainer .btn {
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
  }

  .course-grid {
    grid-template-columns: 1fr;
  }
}

/* Provider-specific Purchase Card Colors */
.purchase-card[data-provider="aws"] .purchase-header {
  background: linear-gradient(135deg, #FF9900 0%, #ffb84d 100%);
}

.purchase-card[data-provider="azure"] .purchase-header {
  background: linear-gradient(135deg, #0078D4 0%, #40a9ff 100%);
}

.purchase-card[data-provider="gcp"] .purchase-header {
  background: linear-gradient(135deg, #4285F4 0%, #7ba7f7 100%);
}

.purchase-card[data-provider="cissp"] .purchase-header {
  background: linear-gradient(135deg, #00A651 0%, #40c77a 100%);
}

/* Provider-specific Button Colors */
.purchase-card[data-provider="aws"] .btn-primary,
.purchase-card[data-provider="aws"] .purchase-btn {
  background: linear-gradient(135deg, #FF9900 0%, #ffb84d 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="aws"] .btn-primary:hover,
.purchase-card[data-provider="aws"] .purchase-btn:hover {
  background: linear-gradient(135deg, #ff7700 0%, #ff9900 100%);
  color: white;
}

.purchase-card[data-provider="azure"] .btn-primary,
.purchase-card[data-provider="azure"] .purchase-btn {
  background: linear-gradient(135deg, #0078D4 0%, #40a9ff 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="azure"] .btn-primary:hover,
.purchase-card[data-provider="azure"] .purchase-btn:hover {
  background: linear-gradient(135deg, #0063b1 0%, #0078D4 100%);
  color: white;
}

.purchase-card[data-provider="gcp"] .btn-primary,
.purchase-card[data-provider="gcp"] .purchase-btn {
  background: linear-gradient(135deg, #4285F4 0%, #7ba7f7 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="gcp"] .btn-primary:hover,
.purchase-card[data-provider="gcp"] .purchase-btn:hover {
  background: linear-gradient(135deg, #2a6fd6 0%, #4285F4 100%);
  color: white;
}

.purchase-card[data-provider="cissp"] .btn-primary,
.purchase-card[data-provider="cissp"] .purchase-btn {
  background: linear-gradient(135deg, #00A651 0%, #40c77a 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="cissp"] .btn-primary:hover,
.purchase-card[data-provider="cissp"] .purchase-btn:hover {
  background: linear-gradient(135deg, #008a42 0%, #00A651 100%);
  color: white;
}

/* CompTIA - Red */
.purchase-card[data-provider="comptia"] .purchase-header {
  background: linear-gradient(135deg, #c8202f 0%, #e04a57 100%);
}

.purchase-card[data-provider="comptia"] .btn-primary,
.purchase-card[data-provider="comptia"] .purchase-btn {
  background: linear-gradient(135deg, #c8202f 0%, #e04a57 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="comptia"] .btn-primary:hover,
.purchase-card[data-provider="comptia"] .purchase-btn:hover {
  background: linear-gradient(135deg, #a01a26 0%, #c8202f 100%);
  color: white;
}

/* Microsoft - Blue */
.purchase-card[data-provider="microsoft"] .purchase-header {
  background: linear-gradient(135deg, #00a4ef 0%, #4dbef5 100%);
}

.purchase-card[data-provider="microsoft"] .btn-primary,
.purchase-card[data-provider="microsoft"] .purchase-btn {
  background: linear-gradient(135deg, #00a4ef 0%, #4dbef5 100%);
  border: none;
  color: white;
}

.purchase-card[data-provider="microsoft"] .btn-primary:hover,
.purchase-card[data-provider="microsoft"] .purchase-btn:hover {
  background: linear-gradient(135deg, #0090d0 0%, #00a4ef 100%);
  color: white;
}

/* ============================================
   DARK MODE OVERRIDES
   ============================================ */

/* Profile Dropdown - Dark Mode */
[data-theme="dark"] #authNavContainer .dropdown-menu,
[data-theme="dark"] #authNavContainer .dropdown-menu.dropdown-menu-end,
[data-theme="dark"] #authNavContainer .dropdown-menu.show {
  background-color: #202124 !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4) !important;
  border: 1px solid #3d4043 !important;
  color: #e8eaed !important;
}

[data-theme="dark"] #authNavContainer .dropdown-item,
[data-theme="dark"] #authNavContainer .dropdown-menu .dropdown-item {
  color: #e8eaed !important;
  background-color: transparent !important;
}

[data-theme="dark"] #authNavContainer .dropdown-item:hover,
[data-theme="dark"] #authNavContainer .dropdown-item:focus,
[data-theme="dark"] #authNavContainer .dropdown-menu .dropdown-item:hover {
  background-color: #2d2e30 !important;
  color: #e8eaed !important;
}

[data-theme="dark"] #authNavContainer .dropdown-divider {
  border-color: #3d4043 !important;
  opacity: 1 !important;
}

/* Dashboard - Course Cards */
[data-theme="dark"] .course-item {
  background: #202124;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .course-item:hover {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

[data-theme="dark"] .course-item-body h3 {
  color: #e8eaed;
}

[data-theme="dark"] .course-item-body p {
  color: #9aa0a6;
}

[data-theme="dark"] .course-item-footer {
  border-top-color: #3d4043;
}

[data-theme="dark"] .course-item-body .exam-code {
  background-color: #2d2e30;        /* Lighter dark gray (matches overview pages) */
  color: #e8eaed;                   /* Light text for dark mode */
}

/* Dashboard - Course Card Buttons */
[data-theme="dark"] .course-item .btn-outline-primary {
  color: #90caf9;
  border-color: #90caf9;
  background-color: transparent;
}

[data-theme="dark"] .course-item .btn-outline-primary:hover {
  background-color: rgba(144, 202, 249, 0.15);
  color: #90caf9;
  border-color: #90caf9;
}

/* Dashboard - Empty State */
[data-theme="dark"] .empty-state {
  color: #9aa0a6;
}

[data-theme="dark"] .empty-state h3 {
  color: #e8eaed;
}

[data-theme="dark"] .empty-state > i {
  color: #8ab4f8;
  opacity: 1;
}

/* Dashboard - Loading Skeleton */
[data-theme="dark"] .loading-skeleton {
  background: linear-gradient(90deg, #2d2e30 25%, #3d4043 50%, #2d2e30 75%);
  background-size: 200% 100%;
}

/* Purchase Card Container */
[data-theme="dark"] .purchase-card {
  background: #202124 !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .purchase-card:hover {
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

/* Purchase Header - keep gradient visible */
[data-theme="dark"] .purchase-header {
  /* Gradient is fine in dark mode - no change needed */
}

/* Purchase Body */
[data-theme="dark"] .purchase-body {
  background: transparent !important;
  color: #e8eaed;
}

[data-theme="dark"] .purchase-body h4 {
  color: #e8eaed !important;
}

[data-theme="dark"] .purchase-description {
  color: #9aa0a6 !important;
}

[data-theme="dark"] .purchase-features li {
  color: #e8eaed !important;
}

[data-theme="dark"] .purchase-features li > i {
  color: #6ddb97 !important;
}

/* Purchase Footer */
[data-theme="dark"] .purchase-footer {
  background: transparent;
}

/* Consent Label */
[data-theme="dark"] .consent-label {
  color: #e8eaed !important;
}

[data-theme="dark"] .consent-label a {
  color: #8ab4f8 !important;
}

/* Secure Note */
[data-theme="dark"] .secure-note {
  color: #9aa0a6 !important;
}

/* Sign Up Prompt */
[data-theme="dark"] .signup-prompt {
  color: #9aa0a6 !important;
}

[data-theme="dark"] .signup-prompt a {
  color: #8ab4f8 !important;
}

/* ============================================
   Provider-specific Button Colors in Dark Mode
   ============================================ */

/* AWS - Orange */
[data-theme="dark"] .purchase-card[data-provider="aws"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="aws"] .purchase-btn {
  background: linear-gradient(135deg, #FF9900 0%, #ffb84d 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="aws"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="aws"] .purchase-btn:hover {
  background: linear-gradient(135deg, #ff7700 0%, #ff9900 100%) !important;
  color: white !important;
}

/* Azure - Blue */
[data-theme="dark"] .purchase-card[data-provider="azure"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="azure"] .purchase-btn {
  background: linear-gradient(135deg, #0078D4 0%, #40a9ff 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="azure"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="azure"] .purchase-btn:hover {
  background: linear-gradient(135deg, #0063b1 0%, #0078D4 100%) !important;
  color: white !important;
}

/* GCP - Blue (different shade) */
[data-theme="dark"] .purchase-card[data-provider="gcp"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="gcp"] .purchase-btn {
  background: linear-gradient(135deg, #4285F4 0%, #7ba7f7 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="gcp"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="gcp"] .purchase-btn:hover {
  background: linear-gradient(135deg, #2a6fd6 0%, #4285F4 100%) !important;
  color: white !important;
}

/* CISSP - Green */
[data-theme="dark"] .purchase-card[data-provider="cissp"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="cissp"] .purchase-btn {
  background: linear-gradient(135deg, #00A651 0%, #40c77a 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="cissp"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="cissp"] .purchase-btn:hover {
  background: linear-gradient(135deg, #008a42 0%, #00A651 100%) !important;
  color: white !important;
}

/* CompTIA - Red */
[data-theme="dark"] .purchase-card[data-provider="comptia"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="comptia"] .purchase-btn {
  background: linear-gradient(135deg, #c8202f 0%, #e04a57 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="comptia"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="comptia"] .purchase-btn:hover {
  background: linear-gradient(135deg, #a01a26 0%, #c8202f 100%) !important;
  color: white !important;
}

/* Microsoft - Blue */
[data-theme="dark"] .purchase-card[data-provider="microsoft"] .btn-primary,
[data-theme="dark"] .purchase-card[data-provider="microsoft"] .purchase-btn {
  background: linear-gradient(135deg, #00a4ef 0%, #4dbef5 100%) !important;
  border: none !important;
  color: white !important;
}

[data-theme="dark"] .purchase-card[data-provider="microsoft"] .btn-primary:hover,
[data-theme="dark"] .purchase-card[data-provider="microsoft"] .purchase-btn:hover {
  background: linear-gradient(135deg, #0090d0 0%, #00a4ef 100%) !important;
  color: white !important;
}

/* ============================================
   PRE-REDIRECT LOADING OVERLAY
   ============================================ */

/* Overlay Container */
#nexarc-auth-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, #1c1d1f 0%, #2d3436 100%);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease-out;
}

.nexarc-auth-overlay-content {
  text-align: center;
  max-width: 400px;
  padding: 2rem;
}

/* Spinner Animation */
.nexarc-auth-spinner {
  width: 50px;
  height: 50px;
  margin: 0 auto 2rem auto;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: #ff9900;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

/* Text Styling */
.nexarc-auth-overlay-content h2 {
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.nexarc-auth-subtitle {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  margin: 0;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Dark Mode Support */
[data-theme="dark"] #nexarc-auth-overlay {
  /* Already dark - no changes needed */
}