/**
 * Fixperts - 검색 필터 컴포넌트 스타일
 * 브랜드: 로고 카드 스타일 / 카테고리: 체크박스 그리드 스타일
 */

/* =============================================================================
   필터 래퍼 (전체 영역)
   ============================================================================= */
.search-filter {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 16px 0;
}

/* =============================================================================
   필터 패널 (브랜드 → 카테고리 세로 배치)
   ============================================================================= */
.search-filter__panels {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* =============================================================================
   개별 패널 카드
   ============================================================================= */
.search-filter__panel {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-divider);
  border-radius: var(--border-radius-lg);
  padding: 16px 20px;
  min-height: 0;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.search-filter__panel--has-selection {
  border-color: var(--color-secondary);
  box-shadow:
    0 0 0 1px rgba(249, 151, 29, 0.08),
    var(--shadow-sm);
}

/* =============================================================================
   패널 헤더 (레이블 + 카운트)
   ============================================================================= */
.search-filter__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding-bottom: 0;
  border-bottom: none;
}

.search-filter__label {
  display: flex;
  align-items: center;
  gap: 6px;
}

.search-filter__title {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.search-filter__badge {
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-tertiary);
  background: var(--color-bg-secondary);
  padding: 2px 8px;
  border-radius: var(--border-radius-full);
  line-height: 1.4;
}

.search-filter__panel--has-selection .search-filter__badge {
  color: var(--color-secondary-hover);
  background: var(--color-bg-yellow-light);
}

/* =============================================================================
   패널 토글 (접기/펼치기)
   ============================================================================= */
.search-filter__toggle-icon {
  color: var(--color-text-tertiary);
  transition: transform var(--transition-base);
  flex-shrink: 0;
  display: none;
}

.search-filter__panel--collapsed .search-filter__toggle-icon {
  transform: rotate(-90deg);
}

.search-filter__panel--collapsed .search-filter__chips,
.search-filter__panel--collapsed .search-filter__category-content {
  display: none;
}

.search-filter__panel--collapsed .search-filter__header {
  margin-bottom: 0;
}

/* =============================================================================
   브랜드 칩 컨테이너
   ============================================================================= */
.search-filter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  align-content: flex-start;
  flex: 1;
}

/* =============================================================================
   브랜드 칩 (텍스트/로고 스타일)
   ============================================================================= */
.search-filter__chip--brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  min-width: 60px;
  padding: 4px 10px;
  border: 1px solid var(--color-border-divider);
  border-radius: var(--border-radius-sm);
  background: var(--color-bg-gray-50);
  cursor: pointer;
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--color-text-secondary);
  user-select: none;
}

.search-filter__chip--brand:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border-color: var(--color-border-secondary);
}

.search-filter__chip--brand.search-filter__chip--active {
  color: var(--color-secondary-hover);
  font-weight: 600;
  background: var(--color-bg-yellow-light);
  border: 1px solid rgba(249, 151, 29, 0.5);
}

.search-filter__chip--brand:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 1px;
}

/* =============================================================================
   브랜드 칩 내부 요소
   ============================================================================= */
.search-filter__chip-logo {
  width: 56px;
  height: 20px;
  object-fit: contain;
  flex-shrink: 0;
}

.search-filter__chip-text {
  line-height: 1;
  white-space: nowrap;
}

/* =============================================================================
   카테고리 컨텐트 및 그룹
   ============================================================================= */
.search-filter__category-content {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

/* =============================================================================
   카테고리 그리드 (상위 | 하위 행 정렬)
   ============================================================================= */
.search-filter__category-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0;
  align-items: stretch;
  border: 1px solid var(--color-border-divider);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
}

.search-filter__category-parent-cell {
  display: flex;
  align-items: flex-start;
  font-size: var(--font-size-xs);
  font-weight: 600;
  line-height: 1.5;
  color: var(--color-text-primary);
  white-space: nowrap;
  background: var(--color-bg-gray-50);
  border-right: 1px solid var(--color-border-divider);
  border-bottom: 1px solid var(--color-border-divider);
  padding: 6px 10px;
}

.search-filter__category-parent-cell:nth-last-child(2) {
  border-bottom: none;
}

.search-filter__category-children {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  align-content: flex-start;
  gap: 2px 6px;
  padding: 6px 10px;
  min-height: 32px;
  border-bottom: 1px solid var(--color-border-divider);
  background: var(--color-bg-primary);
}

.search-filter__category-children:last-child {
  border-bottom: none;
}

/* 카테고리 텍스트 아이템 */
.search-filter__category-item {
  background: transparent;
  border: 1px solid transparent;
  padding: 2px 5px;
  cursor: pointer;
  font-family: inherit;
  font-size: var(--font-size-xs);
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text-secondary);
  transition:
    color var(--transition-fast),
    background var(--transition-fast),
    border-color var(--transition-fast);
  user-select: none;
  white-space: nowrap;
  border-radius: var(--border-radius-sm);
}

.search-filter__category-item:hover {
  color: var(--color-text-primary);
  background: rgba(0, 0, 0, 0.04);
}

/* 선택됨 */
.search-filter__category-item--active {
  color: var(--color-secondary-hover);
  font-weight: 600;
  background: var(--color-bg-yellow-light);
  border: 1px solid rgba(249, 151, 29, 0.5);
}

.search-filter__category-item--active:hover {
  color: var(--color-secondary);
}

.search-filter__category-item:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 1px;
}

/* 제품이 없는 카테고리 비활성화 */
.search-filter__category-item--disabled {
  color: var(--color-text-quaternary);
  cursor: not-allowed;
}

.search-filter__category-item--disabled:hover {
  color: var(--color-text-quaternary);
  background: transparent;
  cursor: not-allowed;
}

/* 카테고리 빈 상태 힌트 (브랜드 미선택 시) */
.search-filter__empty-hint {
  width: 100%;
  padding: 20px 16px;
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
}

/* =============================================================================
   활성 필터 요약 바
   ============================================================================= */
.search-filter__active-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 8px 12px;
  background: var(--color-bg-gray-50);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--color-border-divider);
}

/* 필터 태그 컨테이너 */
.search-filter__active-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 8px;
  flex: 1;
  min-width: 0;
  align-items: center;
}

/* 개별 필터 태그 */
.search-filter__active-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 4px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  line-height: 1;
  white-space: nowrap;
  color: var(--color-text-primary);
  transition: opacity var(--transition-fast);
}

.search-filter__active-tag:hover {
  opacity: 0.7;
}

.search-filter__active-tag--query {
  color: var(--color-text-secondary);
}

.search-filter__active-tag--brand {
  color: var(--color-text-primary);
}

.search-filter__active-tag--category {
  color: var(--color-secondary-hover);
  font-weight: 600;
}

/* 브랜드 태그 내 로고 이미지 */
.search-filter__tag-logo {
  max-width: 52px;
  max-height: 16px;
  object-fit: contain;
  flex-shrink: 0;
}

/* 검색어 태그 내 돋보기 아이콘 */
.search-filter__tag-icon {
  flex-shrink: 0;
  opacity: 0.4;
}

/* 태그 x 버튼 */
.search-filter__tag-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: color var(--transition-fast);
  flex-shrink: 0;
  position: relative;
}

/* 터치 영역 확대 (시각적 크기는 유지, 터치 타겟만 32x32px로 확대) */
.search-filter__tag-remove::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.search-filter__tag-remove:hover {
  color: var(--color-error);
}

.search-filter__tag-remove:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 1px;
}

/* 초기화 버튼 */
.search-filter__clear-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 8px;
  border: none;
  background: transparent;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-xs);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  flex-shrink: 0;
  white-space: nowrap;
  transition: color var(--transition-fast);
  min-height: 32px;
}

.search-filter__clear-btn:hover {
  color: var(--color-error);
}

.search-filter__clear-btn:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 1px;
}

/* =============================================================================
   반응형 스타일
   ============================================================================= */

/* 태블릿 (1024px 이하) */
@media (max-width: 1024px) {
  .search-filter__panel {
    padding: 14px 16px;
  }
}

/* 모바일 (768px 이하) */
@media (max-width: 768px) {
  .search-filter__panels {
    gap: 6px;
  }

  .search-filter__panel {
    padding: 12px 14px;
    border-radius: var(--border-radius-md);
  }

  .search-filter__toggle-icon {
    display: block;
  }

  .search-filter__header[data-filter-toggle] {
    cursor: pointer;
    user-select: none;
    margin-bottom: 10px;
    padding: 4px 0;
    min-height: 44px;
  }

  .search-filter__panel--collapsed .search-filter__header[data-filter-toggle] {
    margin-bottom: 0;
  }

  .search-filter__chip--brand {
    font-size: var(--font-size-xs);
    padding: 3px 4px;
  }

  .search-filter__chip-logo {
    width: 46px;
    height: 16px;
  }

  .search-filter__category-content {
    gap: 8px;
  }

  .search-filter__category-parent-cell {
    padding: 5px 8px;
    font-size: 11px;
  }

  .search-filter__category-children {
    padding: 5px 0;
    min-height: 28px;
  }

  .search-filter__category-item {
    font-size: var(--font-size-xs);
    padding: 2px 4px;
  }
}

/* 모바일 소형 (480px 이하) */
@media (max-width: 480px) {
  .search-filter__panels {
    gap: 6px;
  }

  .search-filter__panel {
    padding: 10px 12px;
  }

  .search-filter__header {
    margin-bottom: 8px;
  }

  .search-filter__chips {
    gap: 3px 6px;
  }

  .search-filter__chip--brand {
    padding: 2px 3px;
    font-size: 11px;
  }

  .search-filter__chip-logo {
    width: 40px;
    height: 14px;
  }

  .search-filter__category-content {
    gap: 6px;
  }

  .search-filter__category-grid {
    gap: 0 6px;
  }

  .search-filter__category-parent-cell {
    padding: 4px 6px;
    font-size: 10px;
  }

  .search-filter__category-children {
    padding: 4px 0;
    min-height: 24px;
  }

  .search-filter__category-item {
    font-size: 11px;
    padding: 2px 3px;
  }

  .search-filter__active-tag {
    font-size: 11px;
  }

  .search-filter__tag-logo {
    max-width: 40px;
    max-height: 13px;
  }

  .search-filter__clear-btn {
    font-size: 11px;
  }
}