/* ============================================
   교육관리 (Educations) — 전용 CSS
   common.css → components.css → educations.css
   이 파일은 교육관리 페이지에만 필요한 스타일
   ============================================ */

/* ── 탭2 섹션 카드 → detail-card 사용 (components.css) ── */
/* ── 순서 변경 화살표 → order-arrows 사용 (components.css) ── */

/* ── 순서 화살표 비활성화 상태 ── */
.order-arrows__btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

/* ── 이미지 업로드 프리뷰 영역 ── */
.edu-img-preview {
  width: 320px;
  height: 180px;
  border-radius: var(--radius-sm);
  background: var(--surface-base);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.edu-img-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.edu-img-preview__placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-weak);
  font-size: 12px;
}

.edu-img-preview__placeholder svg {
  width: 32px;
  height: 32px;
  fill: var(--text-weak);
  opacity: 0.5;
}

.edu-img-actions {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.edu-img-actions__btn {
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  background: none;
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 4px 12px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.edu-img-actions__btn:hover {
  background: rgba(51, 157, 238, 0.06);
}

.edu-img-actions__btn--delete {
  color: var(--text-weak);
  border-color: rgba(0, 0, 0, 0.12);
}

.edu-img-actions__btn--delete:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: rgba(224, 90, 58, 0.04);
}

/* ── 원칙 설명 글머리 기호 목록 ── */
.edu-bullet-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.edu-bullet-list__item {
  position: relative;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 6px 0 6px 18px;
  line-height: 1.6;
}

.edu-bullet-list__item::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.edu-bullet-list__add {
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 0;
  transition: opacity 0.15s ease;
}

.edu-bullet-list__add:hover {
  opacity: 0.75;
  text-decoration: underline;
}

/* ── 퀴즈 정답/오답 해설 블록 ── */
.edu-explanation {
  font-size: 13px;
  line-height: 1.7;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
}

.edu-explanation--correct {
  background: rgba(46, 204, 113, 0.06);
  color: #1e8c4c;
}

.edu-explanation--wrong {
  background: rgba(224, 90, 58, 0.06);
  color: #b84428;
}

/* ── 퀴즈 선택지 행 (버튼 + 텍스트) ── */
.edu-choice-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.edu-choice-row__text {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── 퀴즈 정답 토글 버튼 ── */
.edu-answer-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  border: 1px solid rgba(0, 0, 0, 0.10);
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-weak);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.edu-answer-toggle:hover {
  border-color: rgba(51, 157, 238, 0.3);
  color: var(--primary);
  background: rgba(51, 157, 238, 0.04);
}

.edu-answer-toggle.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 1px 4px rgba(51, 157, 238, 0.25);
}

/* ── 체크리스트 / 서약서 항목 테이블 ── */
.edu-items-table {
  width: 100%;
  border-collapse: collapse;
}

.edu-items-table thead th {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-weak);
  text-align: left;
  padding: 10px 12px;
  background: rgba(0, 0, 0, 0.02);
}

.edu-items-table thead th:first-child {
  border-radius: var(--radius-sm) 0 0 var(--radius-sm);
  width: 60px;
}

.edu-items-table thead th:last-child {
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  width: 50px;
  text-align: center;
}

.edu-items-table tbody td {
  font-size: 13px;
  color: var(--text-secondary);
  padding: 12px 12px;
  vertical-align: top;
}

.edu-items-table tbody tr {
  transition: background 0.15s ease;
}

.edu-items-table tbody tr:hover {
  background: rgba(51, 157, 238, 0.03);
}

/* 드래그 핸들 */
.drag-handle {
  cursor: grab;
  color: var(--text-weak);
  font-size: 14px;
  user-select: none;
}

.drag-handle:hover {
  color: var(--primary);
}

/* 사용 상태 토글 */
.edu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

.edu-toggle__track {
  position: relative;
  width: 36px;
  height: 20px;
  background: rgba(0, 0, 0, 0.12);
  border-radius: 10px;
  transition: background 0.2s ease;
}

.edu-toggle__track--on {
  background: var(--primary);
}

.edu-toggle__thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background: #ffffff;
  border-radius: 50%;
  transition: left 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.edu-toggle__track--on .edu-toggle__thumb {
  left: 18px;
}

.edu-toggle__label {
  color: var(--text-weak);
}

.edu-toggle__label--on {
  color: var(--primary);
}

/* 삭제 버튼 */
.edu-delete-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: none;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-weak);
  transition: all 0.15s ease;
}

.edu-delete-btn:hover {
  color: var(--danger);
  border-color: var(--danger);
  background: rgba(224, 90, 58, 0.04);
}

.edu-delete-btn svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

/* ── 서약서 하위 항목 (글머리 기호) ── */
.edu-sub-items {
  padding: 8px 0 4px 24px;
}

.edu-sub-items__item {
  position: relative;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 4px 0 4px 16px;
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.edu-sub-items__item::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--text-weak);
  font-weight: 700;
}

.edu-sub-items__text {
  flex: 1;
}

.edu-sub-items__delete {
  flex-shrink: 0;
  font-size: 11px;
  color: var(--text-weak);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color 0.15s ease;
}

.edu-sub-items__delete:hover {
  color: var(--danger);
}

.edu-sub-items__add {
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0 4px 16px;
  transition: opacity 0.15s ease;
}

.edu-sub-items__add:hover {
  opacity: 0.75;
  text-decoration: underline;
}

/* ── 항목 추가 행 ── */
.edu-add-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px;
}

.edu-add-row__btn {
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 500;
  color: var(--primary);
  background: none;
  border: 1px dashed var(--primary);
  border-radius: var(--radius-sm);
  padding: 8px 16px;
  cursor: pointer;
  width: 100%;
  transition: background 0.15s ease;
}

.edu-add-row__btn:hover {
  background: rgba(51, 157, 238, 0.04);
}

/* ── 잠금 상태 (이전 버전 열람 전용) ── */
.edu-locked-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--warning);
  background: rgba(245, 166, 35, 0.06);
  border: 1px solid rgba(245, 166, 35, 0.2);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  margin-top: 16px;
}

.edu-locked-notice svg {
  width: 16px;
  height: 16px;
  fill: var(--warning);
  flex-shrink: 0;
}

/* ── 서약서 본문 텍스트 영역 ── */
.edu-pledge-body {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  background: var(--surface-base);
  border-radius: var(--radius-sm);
  padding: 16px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── 진행률 (이수현황 테이블 내 인라인) ── */
.edu-progress-inline {
  display: flex;
  align-items: center;
  gap: 8px;
}

.edu-progress-inline__track {
  width: 60px;
  height: 5px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 3px;
  overflow: hidden;
}

.edu-progress-inline__fill {
  height: 100%;
  background: var(--gradient);
  border-radius: 3px;
}

.edu-progress-inline__text {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* ── 서약서 항목 텍스트 (상위 항목) ── */
.edu-pledge-item-text {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.6;
}

/* ── 모달 변형 스타일은 components.css 에 통합 ── */