/* STRUCT Advanced Components CSS - Phase 2 */

/* Search Functionality */
.search-container {
  position: relative;
  max-width: 400px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  padding-left: var(--space-10);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  color: var(--color-text-primary);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  max-height: 400px;
  overflow-y: auto;
  margin-top: var(--space-2);
}

.search-result-item {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

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

.search-result-item:hover {
  background-color: var(--color-bg-tertiary);
}

.search-result-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.search-result-content {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.search-no-results {
  padding: var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
  font-style: italic;
}

/* Advanced GitHub Stats */
.github-stats-advanced {
  margin: var(--space-12) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  max-width: 1000px;
  margin: 0 auto;
}

.stat-card {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
  transition: left 0.5s ease;
}

.stat-card:hover::before {
  left: 100%;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
}

.stat-icon {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-3);
  display: block;
}

.stat-value {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

/* Contributors Showcase */
.contributors-showcase {
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin: var(--space-12) 0;
}

.contributors-title {
  text-align: center;
  margin-bottom: var(--space-8);
  color: var(--color-text-primary);
}

.contributors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.contributor-card {
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: all var(--transition-normal);
  position: relative;
}

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

.contributor-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  transition: border-color var(--transition-fast);
}

.contributor-card:hover .contributor-avatar {
  border-color: var(--color-primary);
}

.contributor-info {
  flex: 1;
}

.contributor-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.contributor-contributions {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.contributor-link {
  color: var(--color-text-muted);
  font-size: var(--text-lg);
  transition: color var(--transition-fast);
}

.contributor-link:hover {
  color: var(--color-primary);
}

/* Project Showcase */
.project-showcase {
  margin: var(--space-12) 0;
}

.showcase-title {
  text-align: center;
  margin-bottom: var(--space-8);
  color: var(--color-text-primary);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
}

.showcase-card {
  background: linear-gradient(135deg, var(--color-bg-secondary), var(--color-bg-tertiary));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.showcase-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  transform: scaleX(0);
  transition: transform var(--transition-normal);
}

.showcase-card:hover::after {
  transform: scaleX(1);
}

.showcase-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.showcase-icon {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
}

.showcase-name {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.showcase-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.showcase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
}

.showcase-tag {
  background-color: var(--color-bg-primary);
  color: var(--color-primary);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Demo Modal */
.demo-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.demo-modal.active {
  opacity: 1;
  visibility: visible;
}

.demo-modal-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.demo-modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: var(--text-2xl);
  cursor: pointer;
  z-index: 1;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: rgba(0, 0, 0, 0.5);
  transition: all var(--transition-fast);
}

.demo-modal-close:hover {
  background-color: var(--color-primary);
  color: var(--color-bg-primary);
}

.demo-modal-video {
  width: 100%;
  height: auto;
  display: block;
}

.demo-modal-info {
  padding: var(--space-6);
  text-align: center;
}

.demo-modal-info h3 {
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.demo-modal-info p {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* Keyboard Shortcuts Modal */
.shortcuts-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.shortcuts-modal.active {
  opacity: 1;
  visibility: visible;
}

.shortcuts-content {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  max-width: 400px;
  width: 90%;
}

.shortcuts-content h3 {
  text-align: center;
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

.shortcuts-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.shortcut-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2) 0;
}

.shortcut-item kbd {
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-primary);
  margin: 0 var(--space-1);
}

.shortcut-item span {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

/* Enhanced Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

.animate-on-scroll.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.stagger-item {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s ease-out;
}

.stagger-item.animate-in {
  opacity: 1;
  transform: translateY(0);
}

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

.stat-card.loading .stat-icon,
.stat-card.loading .stat-value,
.stat-card.loading .stat-label {
  background: linear-gradient(90deg, var(--color-bg-tertiary) 25%, var(--color-border) 50%, var(--color-bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: loading 1.5s infinite;
  color: transparent;
  border-radius: var(--radius-sm);
}

/* Progressive Enhancement */
.no-js .search-container,
.no-js .shortcuts-modal,
.no-js .demo-modal {
  display: none;
}

.js-enabled .enhanced-only {
  display: block;
}

/* Mobile Optimizations */
@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }

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

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

  .demo-modal-content {
    max-width: 95vw;
    margin: var(--space-4);
  }

  .shortcuts-content {
    max-width: 95vw;
    padding: var(--space-6);
  }

  .search-container {
    max-width: 100%;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .stat-card,
  .contributor-card,
  .showcase-card {
    border-width: 2px;
  }

  .search-input:focus {
    border-width: 2px;
  }
}

/* Print Styles */
@media print {
  .search-container,
  .demo-modal,
  .shortcuts-modal {
    display: none;
  }

  .stat-card,
  .contributor-card,
  .showcase-card {
    break-inside: avoid;
    border: 1px solid #000;
  }
}