/**
 * News Feed - Shared CSS for search, sort, and filter controls
 * Used across all aggregator pages (K9, AI, Force Science, Media)
 */

/* Search and Sort Bar */
.search-sort-bar {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.search-container {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 400px;
}

.search-input {
  width: 100%;
  padding: 0.6rem 2.5rem 0.6rem 1rem;
  border: 1px solid var(--border-color, #ddd);
  border-radius: 6px;
  font-size: 0.95rem;
  background: var(--input-bg, white);
  color: var(--body-color, #333);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  outline: none;
  border-color: #0066cc;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.search-input::placeholder {
  color: var(--text-muted, #999);
}

.search-clear {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted, #666);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 0.25rem;
  line-height: 1;
  border-radius: 50%;
  transition: background 0.2s, color 0.2s;
}

.search-clear:hover {
  background: var(--btn-hover-bg, #e9ecef);
  color: var(--body-color, #333);
}

.sort-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sort-container label {
  font-size: 0.9rem;
  color: var(--text-muted, #666);
  white-space: nowrap;
}

.sort-select {
  padding: 0.5rem 2rem 0.5rem 0.75rem;
  border: 1px solid var(--border-color, #ddd);
  border-radius: 6px;
  font-size: 0.9rem;
  background: var(--input-bg, white);
  color: var(--body-color, #333);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  min-width: 140px;
}

.sort-select:focus {
  outline: none;
  border-color: #0066cc;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

/* Filter Controls */
.filter-controls {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background: var(--article-bg-color, #f8f9fa);
  border-radius: 8px;
}

.filter-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted, #666);
  min-width: 60px;
  padding-top: 0.35rem;
}

.filter-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  flex: 1;
}

.filter-pill {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--border-color, #ddd);
  background: var(--btn-default-bg, white);
  color: var(--body-color, #333);
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: all 0.2s;
  white-space: nowrap;
}

.filter-pill:hover {
  background: var(--btn-hover-bg, #e9ecef);
  border-color: #ccc;
}

.filter-pill.active {
  background: #0066cc;
  color: white;
  border-color: #0066cc;
}

/* Active Filters Display */
.active-filters {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  background: #e3f2fd;
  border-radius: 6px;
  border: 1px solid #bbdefb;
}

.active-filters-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #1565c0;
  margin-right: 0.25rem;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.5rem 0.25rem 0.75rem;
  background: white;
  border: 1px solid #90caf9;
  border-radius: 16px;
  font-size: 0.8rem;
  color: #1565c0;
}

.chip-remove {
  background: none;
  border: none;
  color: #1565c0;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0.1rem 0.25rem;
  border-radius: 50%;
  transition: background 0.2s;
}

.chip-remove:hover {
  background: #bbdefb;
}

.clear-all-btn {
  padding: 0.3rem 0.75rem;
  border: 1px solid #1565c0;
  background: transparent;
  color: #1565c0;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.2s;
  margin-left: auto;
}

.clear-all-btn:hover {
  background: #1565c0;
  color: white;
}

/* Dark mode support */
.dark .search-input,
.dark .sort-select {
  background: var(--dark-bg-secondary, #2d2d2d);
  border-color: var(--dark-border, #444);
  color: var(--dark-text, #e0e0e0);
}

.dark .search-input::placeholder {
  color: var(--dark-text-muted, #888);
}

.dark .filter-controls {
  background: var(--dark-bg-secondary, #2d2d2d);
}

.dark .filter-pill {
  background: var(--dark-bg-tertiary, #3d3d3d);
  border-color: var(--dark-border, #555);
  color: var(--dark-text, #e0e0e0);
}

.dark .filter-pill:hover {
  background: var(--dark-bg-hover, #4d4d4d);
}

.dark .filter-pill.active {
  background: #1976d2;
  border-color: #1976d2;
  color: white;
}

.dark .active-filters {
  background: rgba(25, 118, 210, 0.15);
  border-color: rgba(25, 118, 210, 0.3);
}

.dark .active-filters-label {
  color: #64b5f6;
}

.dark .filter-chip {
  background: var(--dark-bg-tertiary, #3d3d3d);
  border-color: rgba(25, 118, 210, 0.5);
  color: #64b5f6;
}

.dark .chip-remove {
  color: #64b5f6;
}

.dark .chip-remove:hover {
  background: rgba(25, 118, 210, 0.2);
}

.dark .clear-all-btn {
  border-color: #64b5f6;
  color: #64b5f6;
}

.dark .clear-all-btn:hover {
  background: #1976d2;
  border-color: #1976d2;
  color: white;
}

.dark .sort-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23888' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
}

/* Responsive adjustments */
@media (max-width: 767px) {
  .search-sort-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-container {
    max-width: none;
  }

  .sort-container {
    justify-content: space-between;
  }

  .sort-select {
    flex: 1;
  }

  .filter-group {
    flex-direction: column;
    align-items: flex-start;
  }

  .filter-label {
    min-width: auto;
    padding-top: 0;
  }

  .active-filters {
    flex-direction: column;
    align-items: flex-start;
  }

  .clear-all-btn {
    margin-left: 0;
    margin-top: 0.5rem;
  }
}

/* Ensure no-stories has clear all button styled properly */
.no-stories .filter-btn {
  margin-top: 1rem;
}