/* Non-Critical Styles - Loaded asynchronously */

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  text-decoration: none;
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-border);
  text-decoration: none;
}

/* Hover effects */
a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

.nav-link:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* Search box focus state */
.search-box:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}

/* Footer specific styles */
.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.footer-section a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* Additional typography for less common elements */
h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

/* Content sections for inner pages */
.content-section {
  margin-bottom: 3rem;
}

.content-section h2 {
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
}

/* Table of Contents */
.toc {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 2rem;
}

.toc h3 {
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.toc ul {
  list-style: none;
}

.toc li {
  margin-bottom: 0.5rem;
}

.toc a {
  color: var(--color-text);
  font-weight: 400;
}

.toc a:hover {
  color: var(--color-primary);
}

/* Breadcrumbs */
.breadcrumb {
  display: flex;
  align-items: center;
  margin-bottom: 2rem;
  font-size: 0.875rem;
}

.breadcrumb a {
  color: var(--color-text-secondary);
}

.breadcrumb-separator {
  margin: 0 0.5rem;
  color: var(--color-text-secondary);
}

.breadcrumb-current {
  color: var(--color-text);
}

/* FAQ Section */
.faq-item {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-question {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* Related Items Grid */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.related-item {
  background: var(--color-surface);
  padding: 1rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.related-item:hover {
  background: var(--color-border);
}

/* Animations */
@keyframes loading {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--color-text);
  color: white;
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  opacity: 0;
  transition: all var(--transition);
  z-index: 1100;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .search-container,
  .nav {
    display: none;
  }
  
  body {
    font-size: 12pt;
  }
  
  a {
    color: inherit;
    text-decoration: none;
  }
  
  .disclaimer {
    border: 1px solid #000;
  }
}

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface) 25%, var(--color-border) 50%, var(--color-surface) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
}

/* Search results dropdown */
.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 0.5rem;
  box-shadow: var(--shadow-lg);
  max-height: 400px;
  overflow-y: auto;
  z-index: 100;
}

.search-result-item {
  padding: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item a {
  display: block;
  color: var(--color-text);
  font-weight: 500;
}

.search-result-item a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* Mobile menu active state */
.nav.active {
  display: flex;
}

/* Additional responsive adjustments */
@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .container,
  .container-narrow {
    padding: 0 1rem;
  }
  
  .section {
    padding: 2rem 0;
  }
}