/* ============================================
   NICHIFY PRO - NICHES PAGE CSS
   ============================================ */

/* Page Header */
.page-header {
  margin-bottom: var(--space-xl);
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1rem;
}

/* Filters Section */
.filters {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.filters-row {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.filters-row:last-child {
  margin-bottom: 0;
}

.filter-search {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.filter-search input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: all var(--transition-base);
}

.filter-search input:focus {
  border-color: var(--accent-blue);
  background: var(--bg-elevated);
  box-shadow: 0 0 0 3px rgba(77, 163, 255, 0.15);
}

.filter-search::before {
  content: '🔍';
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1rem;
  opacity: 0.6;
  pointer-events: none;
}

/* Category Pills */
.categories {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.category-pill:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.category-pill.active {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(77, 163, 255, 0.3);
}

.category-pill .count {
  background: rgba(255, 255, 255, 0.2);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.6875rem;
  font-weight: 700;
}

.category-pill:not(.active) .count {
  background: var(--bg-elevated);
}

/* Toggle Filters */
.toggle-filters {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.toggle-filter {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.toggle-filter:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.toggle-filter.active {
  background: rgba(255, 209, 102, 0.15);
  border-color: var(--warning);
  color: var(--warning);
}

/* Sort Dropdown */
.sort-select {
  padding: 8px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%238a99b8'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px;
  padding-right: 32px;
}

.sort-select:focus {
  border-color: var(--accent-blue);
  outline: none;
}

/* Results Info */
.results-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.results-count strong {
  color: var(--text-primary);
}

/* Niches Grid */
.niches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

/* Niche Card */
.niche-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.niche-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.niche-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-lg);
}

.niche-card:hover::before {
  opacity: 1;
}

.niche-card.hidden-opportunity {
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.08), rgba(244, 114, 182, 0.05));
  border-color: rgba(255, 209, 102, 0.3);
}

.niche-card.hidden-opportunity::before {
  background: var(--gradient-warm);
  opacity: 1;
}

/* Card Header */
.niche-card-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.niche-card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  flex-shrink: 0;
}

.niche-card-title-area {
  flex: 1;
  min-width: 0;
}

.niche-card-title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 4px;
  line-height: 1.3;
}

.niche-card-category {
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* Score Circle */
.niche-score {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  flex-shrink: 0;
  position: relative;
  background: var(--bg-elevated);
}

.niche-score.excellent {
  background: linear-gradient(135deg, rgba(69, 224, 138, 0.2), rgba(34, 211, 238, 0.2));
  color: var(--success);
  border: 2px solid var(--success);
}

.niche-score.good {
  background: linear-gradient(135deg, rgba(77, 163, 255, 0.2), rgba(167, 139, 250, 0.2));
  color: var(--accent-blue);
  border: 2px solid var(--accent-blue);
}

.niche-score.medium {
  background: linear-gradient(135deg, rgba(255, 209, 102, 0.2), rgba(255, 92, 122, 0.2));
  color: var(--warning);
  border: 2px solid var(--warning);
}

.niche-score.low {
  background: rgba(255, 92, 122, 0.15);
  color: var(--danger);
  border: 2px solid var(--danger);
}

/* Description */
.niche-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-md);
  min-height: 44px;
}

/* Badges */
.niche-card-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

/* Stats Bars */
.niche-stats {
  display: grid;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.niche-stat {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
}

.niche-stat-label {
  width: 90px;
  color: var(--text-muted);
  font-weight: 600;
  flex-shrink: 0;
}

.niche-stat-bar {
  flex: 1;
  height: 6px;
  background: var(--bg-elevated);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.niche-stat-fill {
  height: 100%;
  border-radius: inherit;
  transition: width 0.8s ease-out;
}

.niche-stat-fill.competition {
  background: linear-gradient(90deg, var(--success), var(--warning), var(--danger));
}

.niche-stat-fill.growth {
  background: var(--gradient-success);
}

.niche-stat-fill.sustainability {
  background: var(--gradient-primary);
}

.niche-stat-value {
  width: 32px;
  text-align: right;
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.75rem;
  flex-shrink: 0;
}

/* Earnings */
.niche-earnings {
  background: rgba(69, 224, 138, 0.08);
  border: 1px solid rgba(69, 224, 138, 0.2);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.niche-earnings-label {
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 2px;
}

.niche-earnings-value {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--success);
}

.niche-earnings-rpm {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Actions */
.niche-card-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border-color);
}

.niche-card-actions .btn {
  flex: 1;
  padding: 8px 12px;
  font-size: 0.8125rem;
}

/* Empty State */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-2xl);
}

.no-results-icon {
  font-size: 4rem;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

.no-results h3 {
  margin-bottom: var(--space-sm);
}

.no-results p {
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

/* Niche Detail Modal */
.niche-detail-modal {
  max-width: 900px !important;
}

.niche-detail-header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.niche-detail-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  flex-shrink: 0;
}

.niche-detail-info {
  flex: 1;
}

.niche-detail-info h2 {
  margin-bottom: var(--space-sm);
}

.niche-detail-info .badges {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

.niche-detail-score {
  text-align: center;
  padding: var(--space-md);
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  min-width: 100px;
}

.niche-detail-score-value {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.niche-detail-score-label {
  font-size: 0.6875rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  margin-top: 4px;
}

/* Detail Stats Grid */
.detail-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

@media (max-width: 640px) {
  .detail-stats {
    grid-template-columns: 1fr;
  }
}

.detail-stat {
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
}

.detail-stat-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
}

.detail-stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: var(--space-xs);
}

.detail-stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Detail Section */
.detail-section {
  margin-bottom: var(--space-xl);
}

.detail-section h3 {
  font-size: 1rem;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.subcategory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-sm);
}

.subcategory-item {
  padding: var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.subcategory-item:hover {
  background: var(--bg-card);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.keywords-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

/* Loading state */
.niches-loading {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.niche-skeleton {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  height: 320px;
}

@media (max-width: 768px) {
  .filter-search {
    width: 100%;
  }
  
  .niches-grid {
    grid-template-columns: 1fr;
  }
  
  .niche-detail-header {
    flex-direction: column;
    text-align: center;
  }
}