/* ============================================================================
   카드 등록/수정 모달 스타일
   - 최적화 매뉴얼 기준 준수
   - 입력 컨트롤 높이: 32px
   - 폰트: 14px (입력), 13px (레이블)
   - 모달 border-radius: 16px
   - 버튼 border-radius: 6px
   ============================================================================ */

/* 모달 오버레이 */
.card-modal-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(2px);
  z-index: 2100;
}

/* 모달 컨테이너 */
.card-modal {
  width: min(900px, 94vw);
  max-height: 90vh;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ============================================================================
   헤더
   ============================================================================ */

.card-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid #e5e7eb;
  background: linear-gradient(90deg, #1e3a8a, #2563eb);
  color: #ffffff;
}

.card-modal__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 600;
}

.card-modal__title i {
  font-size: 18px;
}

.card-modal__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.card-modal__close:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ============================================================================
   바디
   ============================================================================ */

.card-modal__body {
  padding: 24px;
  overflow-y: auto;
  max-height: calc(90vh - 140px);
}

.card-modal__section {
  margin-bottom: 24px;
}

.card-modal__section:last-child {
  margin-bottom: 0;
}

.card-modal__section-title {
  font-size: 14px;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 12px;
}

.card-modal__section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

/* ============================================================================
   폼 요소
   ============================================================================ */

/* 폼 그리드 */
.card-modal__form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.card-modal__form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.card-modal__label {
  font-size: 13px;
  font-weight: 500;
  color: #475569;
}

.card-modal__label .required {
  color: #ef4444;
}

/* 입력 컨트롤 (최적화 매뉴얼 기준: 32px) */
.card-modal__input,
.card-modal__select {
  height: 32px;
  padding: 6px 10px;
  font-size: 14px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  transition: border-color 0.2s;
}

.card-modal__input:focus,
.card-modal__select:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.card-modal__textarea {
  min-height: 80px;
  padding: 8px 10px;
  font-size: 14px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  resize: vertical;
  font-family: inherit;
  transition: border-color 0.2s;
}

.card-modal__textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* 라디오 그룹 */
.card-modal__radio-group {
  display: flex;
  gap: 16px;
  align-items: center;
  height: 32px;
}

.card-modal__radio {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 14px;
}

.card-modal__radio input[type="radio"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}

/* ============================================================================
   사용자 추가 버튼
   ============================================================================ */

.card-modal__btn-add {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 500;
  background: #2563eb;
  color: #ffffff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.card-modal__btn-add:hover {
  background: #1d4ed8;
}

.card-modal__btn-add i {
  font-size: 12px;
}

/* ============================================================================
   사용자 태그 컨테이너
   ============================================================================ */

.card-users-tags-container {
  min-height: 40px;
  padding: 8px;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  background: #f9fafb;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: flex-start;
}

.card-users-tags-container:empty::before {
  content: '사용자를 추가해주세요';
  color: #9ca3af;
  font-size: 13px;
}

/* 사용자 태그 */
.card-user-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid;
  transition: all 0.2s;
}

.card-user-tag--department {
  background: #eff6ff;
  color: #1e40af;
  border-color: #bfdbfe;
}

.card-user-tag--employee {
  background: #f0fdf4;
  color: #166534;
  border-color: #bbf7d0;
}

.card-user-tag i {
  font-size: 12px;
}

.card-user-tag__text {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-user-tag__remove {
  width: 16px;
  height: 16px;
  padding: 0;
  border: none;
  background: transparent;
  color: currentColor;
  opacity: 0.6;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s;
}

.card-user-tag__remove:hover {
  opacity: 1;
}

.card-user-tag__remove i {
  font-size: 10px;
}

/* ============================================================================
   사용자 선택 패널
   ============================================================================ */

.user-selector-panel {
  margin-top: 16px;
}

.user-selector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.user-selector-column {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  overflow: hidden;
  min-height: 350px;
}

.user-selector-column__header {
  padding: 10px 12px;
  border-bottom: 1px solid #e5e7eb;
  background: #f8fafc;
}

.user-selector-column__header h5 {
  font-size: 13px;
  font-weight: 600;
  color: #1e293b;
  margin: 0 0 8px 0;
}

.user-selector-search {
  width: 100%;
  height: 28px;
  padding: 4px 8px;
  font-size: 13px;
  border: 1px solid #d1d5db;
  border-radius: 4px;
  transition: border-color 0.2s;
}

.user-selector-search:focus {
  outline: none;
  border-color: #2563eb;
}

.user-selector-list {
  max-height: 300px;
  overflow-y: auto;
  list-style: none;
  padding: 0;
  margin: 0;
}

.user-selector-list:empty::before {
  content: '항목이 없습니다';
  display: block;
  padding: 16px;
  text-align: center;
  color: #9ca3af;
  font-size: 13px;
}

.user-selector-list li {
  padding: 8px 12px;
  font-size: 13px;
  cursor: pointer;
  border-bottom: 1px solid #f1f5f9;
  transition: background 0.15s;
  color: #1e293b;
}

.user-selector-list li:last-child {
  border-bottom: none;
}

.user-selector-list li:hover {
  background: #eff6ff;
}

.user-selector-list li.active {
  background: #dbeafe;
  font-weight: 500;
  color: #1e40af;
}

.user-selector-list li.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #f9fafb;
}

.user-selector-list li.disabled:hover {
  background: #f9fafb;
}

/* 적용 버튼 */
.user-selector-actions {
  margin-top: 16px;
  display: flex;
  justify-content: flex-end;
}

.user-selector-apply-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  background: #10b981;
  color: #ffffff;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.user-selector-apply-btn:hover {
  background: #059669;
}

.user-selector-apply-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  background: #9ca3af;
}

.user-selector-apply-btn i {
  font-size: 13px;
}

/* ============================================================================
   푸터
   ============================================================================ */

.card-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid #e5e7eb;
  background: #f9fafb;
}

.card-modal__btn {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.card-modal__btn--secondary {
  background: #e5e7eb;
  color: #475569;
}

.card-modal__btn--secondary:hover {
  background: #d1d5db;
}

.card-modal__btn--primary {
  background: #2563eb;
  color: #ffffff;
}

.card-modal__btn--primary:hover {
  background: #1d4ed8;
}

.card-modal__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ============================================================================
   스크롤바 스타일
   ============================================================================ */

.user-selector-list::-webkit-scrollbar,
.card-modal__body::-webkit-scrollbar {
  width: 6px;
}

.user-selector-list::-webkit-scrollbar-track,
.card-modal__body::-webkit-scrollbar-track {
  background: #f1f5f9;
}

.user-selector-list::-webkit-scrollbar-thumb,
.card-modal__body::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 3px;
}

.user-selector-list::-webkit-scrollbar-thumb:hover,
.card-modal__body::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* ============================================================================
   읽기 전용 태그 컨테이너 (테이블용)
   ============================================================================ */

.card-users-tags-container-readonly {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  padding: 4px 0;
}

.card-users-tags-container-readonly .card-user-tag {
  margin: 0;
}