/**
 * Filter Bar Component
 * Taxonomy-based filter buttons for portfolio and blog grids
 */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  padding: var(--space-2) var(--space-4);
  background: var(--color-background-alt);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}

.filter-btn:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-color: rgba(var(--color-primary-rgb), 0.3);
}

.filter-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.filter-btn.is-active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  box-shadow: 0 2px 8px rgba(var(--color-primary-rgb), 0.3);
}

/* Filtered-out items */
[data-filter-terms].filter-hidden {
  display: none;
}

/* Dark mode */
[data-theme="dark"] .filter-btn {
  background: var(--color-surface);
  border-color: var(--color-border);
}

[data-theme="dark"] .filter-btn:hover {
  background: rgba(var(--color-primary-rgb), 0.15);
}

[data-theme="dark"] .filter-btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

/* Responsive: scroll horizontally on very small screens */
@media (max-width: 480px) {
  .filter-bar {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    justify-content: flex-start;
    padding-bottom: var(--space-2);
  }

  .filter-bar::-webkit-scrollbar {
    display: none;
  }

  .filter-btn {
    white-space: nowrap;
    flex-shrink: 0;
  }
}