/* Conversion Optimization CSS - Book Purchases & Newsletter Subscriptions */

/* Sticky Purchase Button */
.sticky-purchase-btn {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 9999;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  animation: pulse 2s infinite;
}

.sticky-purchase-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(245, 158, 11, 0.6);
  color: white;
  text-decoration: none;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
  }
  50% {
    box-shadow: 0 4px 30px rgba(245, 158, 11, 0.7);
  }
}

/* Newsletter Subscription Popup */
.newsletter-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10000;
  align-items: center;
  justify-content: center;
}

.newsletter-popup.active {
  display: flex;
}

.newsletter-popup-content {
  background: white;
  padding: 2.5rem;
  border-radius: 15px;
  max-width: 500px;
  width: 90%;
  position: relative;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.newsletter-popup-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #666;
  padding: 0.5rem;
  line-height: 1;
}

.newsletter-popup-close:hover {
  color: #000;
}

.newsletter-popup h3 {
  margin-top: 0;
  color: #1e3a8a;
  font-size: 1.75rem;
}

.newsletter-popup p {
  color: #666;
  margin-bottom: 1.5rem;
}

.newsletter-popup-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.newsletter-popup-form input {
  flex: 1;
  min-width: 200px;
  padding: 0.875rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 1rem;
}

.newsletter-popup-form input:focus {
  outline: none;
  border-color: #1e3a8a;
}

.newsletter-popup-form button {
  padding: 0.875rem 2rem;
  background: #1e3a8a;
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.newsletter-popup-form button:hover {
  background: #3b82f6;
}

/* Enhanced Book CTA Sections */
.book-cta-prominent {
  background: linear-gradient(135deg, #1e3a8a, #3b82f6);
  color: white;
  padding: 3rem 2rem;
  border-radius: 15px;
  text-align: center;
  margin: 3rem 0;
  box-shadow: 0 10px 30px rgba(30, 58, 138, 0.3);
}

.book-cta-prominent h3 {
  color: white;
  font-size: 2rem;
  margin-bottom: 1rem;
}

.book-cta-prominent p {
  color: rgba(255, 255, 255, 0.95);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.book-cta-prominent .btn {
  background: #f59e0b;
  color: white;
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 50px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.book-cta-prominent .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.6);
  color: white;
}

/* Social Proof Badge */
.social-proof-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #f0f7ff;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  color: #1e3a8a;
  margin-bottom: 1rem;
}

.social-proof-badge i {
  color: #f59e0b;
}

/* Newsletter Subscription Sidebar */
.newsletter-sidebar {
  background: #f8f9fa;
  padding: 2rem;
  border-radius: 10px;
  margin: 2rem 0;
  border: 2px solid #e9ecef;
}

.newsletter-sidebar h4 {
  color: #1e3a8a;
  margin-bottom: 1rem;
}

.newsletter-sidebar p {
  color: #666;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.newsletter-sidebar-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.newsletter-sidebar-form input {
  padding: 0.75rem;
  border: 2px solid #ddd;
  border-radius: 8px;
  font-size: 0.95rem;
}

.newsletter-sidebar-form input:focus {
  outline: none;
  border-color: #1e3a8a;
}

.newsletter-sidebar-form button {
  padding: 0.75rem;
  background: #1e3a8a;
  color: white;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

.newsletter-sidebar-form button:hover {
  background: #3b82f6;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .sticky-purchase-btn {
    bottom: 15px;
    left: 15px;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
  }
  
  .newsletter-popup-content {
    padding: 2rem 1.5rem;
    margin: 1rem;
  }
  
  .book-cta-prominent {
    padding: 2rem 1.5rem;
  }
  
  .book-cta-prominent h3 {
    font-size: 1.5rem;
  }
  
  .newsletter-popup-form {
    flex-direction: column;
  }
  
  .newsletter-popup-form input,
  .newsletter-popup-form button {
    width: 100%;
  }
}

/* Exit Intent Detection (handled by JavaScript) */
.exit-intent-active {
  overflow: hidden;
}