/* =============================================
   SkillMarket — Catalog Page Styles
   ============================================= */

.catalog-layout {
  display: flex;
  gap: var(--space-8);
  align-items: flex-start;
  padding: var(--space-8) 0;
}

/* === FILTERS PANEL === */
.filters-panel {
  width: 280px;
  flex-shrink: 0;
  position: sticky;
  top: calc(var(--navbar-height) + 20px);
}

.filters-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: var(--space-5);
}

.filters-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.filters-clear {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
}

.filter-section {
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border-light);
}

.filter-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.filter-label {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--space-3);
}

.category-tree {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.category-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 7px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-2);
  transition: all var(--transition-fast);
  user-select: none;
}

.category-item:hover {
  background: var(--color-surface-3);
}

.category-item.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-weight: 600;
}

.category-item .cat-icon { font-size: 16px; }

.price-range {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.price-range .form-input {
  text-align: center;
}

.range-sep {
  color: var(--color-text-muted);
  flex-shrink: 0;
  font-size: var(--text-sm);
}

.filter-range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-border);
  outline: none;
  margin: var(--space-3) 0;
}

.filter-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-primary);
  cursor: pointer;
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
}

/* === CATALOG MAIN === */
.catalog-main {
  flex: 1;
  min-width: 0;
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.catalog-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

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

.sort-select {
  padding: 8px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-2);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color var(--transition-fast);
  outline: none;
}

.sort-select:hover { border-color: var(--color-primary-mid); }
.sort-select:focus { border-color: var(--color-primary); }

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-5);
}

.load-more-wrap {
  display: flex;
  justify-content: center;
  padding: var(--space-10) 0;
}

/* === SEARCH BAR === */
.search-bar {
  position: relative;
  max-width: 560px;
  width: 100%;
}

.search-bar input {
  width: 100%;
  padding: 12px 20px 12px 48px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  background: var(--color-surface);
  transition: all var(--transition);
  outline: none;
}

.search-bar input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(91,79,232,.1);
}

.search-bar .search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  font-size: 18px;
  pointer-events: none;
}

.search-bar .search-clear {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.search-bar .search-clear:hover {
  background: var(--color-surface-3);
  color: var(--color-text);
}

/* === ACTIVE FILTERS === */
.active-filters {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 5px 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tag:hover {
  background: var(--color-primary-mid);
}

/* Responsive */
@media (max-width: 1024px) {
  .filters-panel { width: 240px; }
}

@media (max-width: 768px) {
  .catalog-layout { flex-direction: column; }
  .filters-panel { width: 100%; position: static; }
  .skills-grid { grid-template-columns: 1fr; }
}