/* Keywords Finder Specific Styles */

/* Smooth scrolling optimization */
html {
  scroll-behavior: smooth;
}

body {
  -webkit-overflow-scrolling: touch;
  overflow-x: hidden;
}

.keywords-finder-container {
  max-width: 1400px;
  margin: 0 auto;
}

.keywords-finder-header {
  text-align: center;
  padding: 2rem;
}

/* Search Controls */
.keywords-search-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding: 1.5rem;
  background: rgba(31, 41, 55, 0.3);
  border-radius: 12px;
  border: 1px solid var(--glass-border);
}

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

.search-input-wrapper {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  font-size: 1.1rem;
}

.keywords-search-input {
  width: 100%;
  padding: 1rem 3rem 1rem 3rem;
  background: rgba(31, 41, 55, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: 0.75rem;
  color: var(--light-color);
  font-size: 1.1rem;
  transition: all 0.3s ease;
}

.keywords-search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.clear-search-btn {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.clear-search-btn:hover {
  color: var(--light-color);
  background: rgba(255, 255, 255, 0.1);
}



/* Category Filters */
.category-filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.filter-group {
  display: flex;
  flex-direction: column;
}

.filter-select {
  padding: 0.75rem;
  background: rgba(31, 41, 55, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: 0.5rem;
  color: var(--light-color);
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.action-btn {
  min-width: 120px;
}

/* Results Info */
.results-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background: rgba(31, 41, 55, 0.3);
  border-radius: 0.5rem;
  border: 1px solid var(--glass-border);
}

.results-count {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--gray-300);
  font-weight: 500;
}

.separator {
  color: var(--gray-500);
}

/* Keywords Grid - Optimized for smooth scrolling */
.keywords-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-bottom: 2rem;

  /* Performance optimizations for smooth scrolling */
  will-change: transform;
  transform: translateZ(0);
  -webkit-overflow-scrolling: touch;
  contain: layout style paint;
}

.keyword-item {
  background: rgba(31, 41, 55, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
  color: var(--light-color);
  font-weight: 500;
  transition: all 0.2s ease; /* Faster transition for smoother feel */
  cursor: pointer;
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;

  /* Performance optimizations */
  will-change: transform, background-color;
  transform: translateZ(0);
  contain: layout style paint;
}

.keyword-item:hover {
  background: rgba(31, 41, 55, 0.7);
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.keyword-content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.keyword-text {
  font-size: 0.9rem;
  color: var(--light-color);
}

.keyword-indicators {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.related-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1;
}

.niche-indicator {
  background: rgba(0, 255, 255, 0.15);
  color: #00ffff;
  border: 1px solid rgba(0, 255, 255, 0.3);
}

.event-indicator {
  background: rgba(255, 0, 255, 0.15);
  color: #ff00ff;
  border: 1px solid rgba(255, 0, 255, 0.3);
}

.keyword-actions {
  display: flex;
  gap: 0.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.keyword-item:hover .keyword-actions {
  opacity: 1;
}

.keyword-action-btn {
  background: none;
  border: none;
  color: var(--gray-400);
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.keyword-action-btn:hover {
  color: var(--primary-color);
  background: rgba(99, 102, 241, 0.1);
}

.keyword-action-btn.favorited {
  color: var(--warning-color);
}

.keyword-action-btn.generate-prompt-btn {
  color: #00ffff;
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 4px;
}

.keyword-action-btn.generate-prompt-btn:hover {
  color: white;
  background: rgba(0, 255, 255, 0.2);
  border-color: #00ffff;
  transform: scale(1.1);
}

/* Loading State */
.loading-state {
  text-align: center;
  padding: 3rem;
  color: var(--gray-400);
}

.loading-spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 3px solid var(--gray-600);
  border-radius: 50%;
  border-top-color: var(--primary-color);
  animation: spin 1s ease-in-out infinite;
  margin-bottom: 1rem;
}

/* Loading Progress */
.loading-progress {
  margin-top: 1.5rem;
  width: 100%;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(31, 41, 55, 0.5);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid var(--glass-border);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  border-radius: 4px;
  transition: width 0.3s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.loading-stats {
  font-size: 0.9rem;
  color: var(--gray-400);
  margin-top: 0.5rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .keywords-search-controls {
    padding: 1rem;
  }
  
  .platform-checkboxes {
    justify-content: flex-start;
  }
  
  .category-filters {
    grid-template-columns: 1fr;
  }
  
  .action-buttons {
    justify-content: flex-start;
  }
  
  .results-info {
    flex-direction: column;
    gap: 0.5rem;
    align-items: flex-start;
  }
  
  .keywords-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 0.5rem;
  }
  
  .keyword-item {
    padding: 0.5rem 0.75rem;
  }
  
  .keyword-text {
    font-size: 0.85rem;
  }
}

/* Modal Styles */
.keyword-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(5px);
}

.modal-content {
  background: var(--dark-bg);
  border: 1px solid var(--glass-border);
  border-radius: 1rem;
  max-width: 600px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  border-bottom: 1px solid var(--glass-border);
}

.modal-header h2 {
  margin: 0;
  color: var(--light-color);
  font-size: 1.5rem;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  color: var(--gray-400);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--light-color);
}

.modal-body {
  padding: 1.5rem;
  color: var(--gray-300);
  line-height: 1.6;
}

.modal-body h3 {
  color: var(--light-color);
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}

.modal-body h4 {
  color: var(--primary-color);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.modal-body ul {
  margin: 0.5rem 0 1rem 1rem;
  padding: 0;
}

.modal-body li {
  margin-bottom: 0.5rem;
  color: var(--gray-300);
}

.modal-body li strong {
  color: var(--light-color);
}

/* Search Suggestions */
.suggestion-btn {
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.3);
  color: #00ffff;
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.suggestion-btn:hover {
  background: rgba(0, 255, 255, 0.2);
  border-color: #00ffff;
  transform: translateY(-1px);
}

/* Performance Warning & Results Info */
.performance-warning,
.results-info-banner {
  grid-column: 1 / -1;
  margin-bottom: 1rem;
}

/* Loading and No Results States */
.loading-state,
.no-results-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  text-align: center;
  color: var(--gray-300);
  grid-column: 1 / -1;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 255, 255, 0.1);
  border-left: 4px solid #00ffff;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Load More Button Optimization */
.load-more-container {
  text-align: center;
  margin-top: 2rem;
  padding: 1rem;
}

#load-more-btn {
  transition: all 0.2s ease;
  min-width: 200px;
}

#load-more-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

#load-more-btn:not(:disabled):hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

@media (max-width: 480px) {
  .keywords-finder-header h1 {
    font-size: 2rem !important;
  }

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

  .platform-checkboxes {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
  }

  .platform-checkbox {
    padding: 0.5rem 0.75rem;
    font-size: 0.9rem;
  }
}