/* ---- 로그인 화면 ---- */
.login-body {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #eaf1ff 0%, #f8fafc 60%);
}

.login-box {
  width: 340px;
  padding: 40px 32px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}

.login-logo {
  width: 150px;
  height: auto;
  margin: 0 auto 16px;
}

.login-sub {
  font-size: 14px;
  color: var(--color-text-sub);
  margin-bottom: 24px;
}

.login-error {
  background: #fef2f2;
  color: var(--color-danger);
  font-size: 13px;
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 16px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.login-form input {
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 15px;
}

.login-submit {
  padding: 12px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: 10px;
  font-weight: 700;
  font-size: 15px;
  margin-top: 6px;
}

.login-back {
  display: inline-block;
  margin-top: 20px;
  font-size: 13px;
  color: var(--color-text-sub);
}

/* ---- 관리자 레이아웃 ---- */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 220px;
  flex-shrink: 0;
  background: var(--color-white);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
}

.sidebar-brand {
  padding: 0 24px 20px;
}

.sidebar-brand img {
  max-width: 100%;
  width: 130px;
  height: auto;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.sidebar-nav a {
  padding: 13px 24px;
  font-size: 15px;
  color: var(--color-text-sub);
  font-weight: 600;
  border-left: 3px solid transparent;
}

.sidebar-nav a.active,
.sidebar-nav a:hover {
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-left-color: var(--color-primary);
}

.sidebar-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: 10px 24px;
}

.sidebar-logout {
  padding: 0 24px;
}

.sidebar-logout button {
  width: 100%;
  padding: 10px;
  font-size: 13px;
  color: var(--color-text-sub);
  border: 1px solid var(--color-border);
  border-radius: 8px;
}

.admin-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.admin-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 32px;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.admin-topbar h1 {
  font-size: 20px;
  margin: 0;
}

.sidebar-toggle-btn {
  display: none;
  font-size: 22px;
  line-height: 1;
  padding: 4px 6px;
  color: var(--color-text);
}

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1000;
}

.sidebar-backdrop.show {
  display: block;
}

.admin-main {
  flex: 1;
  padding: 28px 32px;
  overflow-y: auto;
}

/* ---- 카드 / 통계 ---- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px;
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 6px;
}

.stat-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  transition: border-color .15s, box-shadow .15s;
}

.stat-card-link:hover {
  border-color: var(--color-primary);
}

.stat-card-link.active {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.stat-value-success {
  color: var(--color-success);
}

.stat-value-danger {
  color: var(--color-danger);
}

.panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
  overflow-x: auto;
}

.panel-title {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 16px;
}

/* ---- 테이블 ---- */
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead th {
  text-align: left;
  padding: 10px 12px;
  color: var(--color-text-sub);
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.sort-arrow {
  display: inline-block;
  color: #cbd5e1;
  text-decoration: none;
  font-size: 11px;
  padding: 0 1px;
}

.sort-arrow:hover {
  color: var(--color-text-sub);
}

.sort-arrow.active {
  color: var(--color-primary);
}

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid #f1f5f9;
  vertical-align: middle;
}

tbody tr:hover {
  background: #fafbfc;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.badge-in { background: #ecfdf5; color: var(--color-success); }
.badge-out { background: #eff6ff; color: var(--color-primary); }
.badge-pending { background: #fffbeb; color: var(--color-warning); }
.badge-sent { background: #ecfdf5; color: var(--color-success); }
.badge-failed { background: #fef2f2; color: var(--color-danger); }
.badge-active { background: #ecfdf5; color: var(--color-success); }
.badge-paused { background: #fffbeb; color: var(--color-warning); }
.badge-left { background: #f1f5f9; color: var(--color-text-sub); }
.badge-counseling { background: #eff6ff; color: var(--color-primary); }

/* ---- 폼 / 필터 ---- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
  align-items: center;
}

.filter-bar input,
.filter-bar select {
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  background: var(--color-primary);
  color: var(--color-white);
}

.btn:hover {
  background: var(--color-primary-dark);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-small {
  padding: 5px 12px;
  font-size: 12px;
}

.btn-danger {
  background: var(--color-danger);
}

.tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
}

.tab-btn {
  flex-shrink: 0;
}

.tab-btn {
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text-sub);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.tab-btn.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 720px;
}

.form-grid.full {
  grid-template-columns: 1fr;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-sub);
}

.form-field input[type="text"],
.form-field input[type="tel"],
.form-field input[type="password"],
.form-field input[type="date"],
.form-field input[type="datetime-local"],
.form-field input[type="number"],
.form-field select,
.form-field textarea {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}

.form-actions {
  margin-top: 20px;
  display: flex;
  gap: 10px;
}

.error-text {
  color: var(--color-danger);
  font-size: 13px;
  margin-bottom: 12px;
}

.success-text {
  color: var(--color-success);
  font-size: 13px;
  margin-bottom: 12px;
}

.guardian-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid #f1f5f9;
}

.guardian-row input[type="text"],
.guardian-row input[type="tel"] {
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}

.guardian-row:last-child {
  border-bottom: none;
}

/* ---- 교재 자동완성 ---- */
.autocomplete-list {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 260px;
  overflow-y: auto;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  z-index: 20;
}

.autocomplete-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  font-size: 13px;
  border-bottom: 1px solid #f1f5f9;
}

.autocomplete-item:last-child {
  border-bottom: none;
}

.autocomplete-empty {
  padding: 10px 12px;
  font-size: 13px;
  color: var(--color-text-sub);
}

.textbook-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 13px;
}

.textbook-chip-remove {
  color: var(--color-text-sub);
  font-size: 15px;
  line-height: 1;
  padding: 0;
}

.textbook-chip-remove:hover {
  color: var(--color-danger);
}

.avatar-preview {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 22px;
}

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

.avatar-preview-small {
  width: 32px;
  height: 32px;
  font-size: 14px;
  flex-shrink: 0;
}

.pagination {
  display: flex;
  gap: 6px;
  margin-top: 16px;
}

.pagination a {
  padding: 6px 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 13px;
}

.pagination a.active {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.empty-row td {
  text-align: center;
  color: var(--color-text-sub);
  padding: 32px;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-box {
  background: var(--color-white);
  border-radius: 12px;
  padding: 24px;
  width: 420px;
  max-width: 90vw;
  max-height: 80vh;
  overflow-y: auto;
}

/* ---- 할일 관리 캘린더 ---- */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.calendar-head-row {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 4px;
}

.calendar-headcell {
  padding: 8px 4px;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text-sub);
}

.calendar-headcell.is-sunday {
  color: var(--color-danger);
}

.calendar-headcell.is-saturday {
  color: var(--color-primary);
}

.calendar-cell {
  min-height: 110px;
  border: 1px solid #f1f5f9;
  padding: 6px;
  cursor: pointer;
  transition: background .1s;
}

.calendar-cell:hover {
  background: #fafbfc;
}

.calendar-cell-empty {
  min-height: 110px;
  border: 1px solid transparent;
  cursor: default;
}

.calendar-cell.is-today {
  background: var(--color-primary-light);
}

.calendar-cell-head {
  margin-bottom: 4px;
}

.calendar-daynum {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-text);
}

.calendar-daynum.is-sunday {
  color: var(--color-danger);
}

.calendar-daynum.is-saturday {
  color: var(--color-primary);
}

.calendar-todos {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.todo-item {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  font-size: 12px;
  line-height: 1.4;
  border-radius: 4px;
}

.todo-toggle-form {
  display: flex;
  align-items: center;
  margin-top: 1px;
}

.todo-toggle-form input {
  cursor: pointer;
}

.todo-title {
  flex: 1;
  word-break: break-all;
  cursor: pointer;
}

.todo-title:hover {
  text-decoration: underline;
}

.todo-item-done .todo-title {
  color: var(--color-text-sub);
  text-decoration: line-through;
}

.todo-item-birthday {
  color: #be185d;
  background: #fdf2f8;
  border-radius: 4px;
  padding: 1px 4px;
  font-weight: 700;
  cursor: default;
}

/* ---- 상점 관리 ---- */
.shop-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.shop-card {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.shop-card-disabled {
  opacity: 0.55;
}

.shop-card-photo {
  height: 140px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}

.shop-card-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shop-card-body {
  padding: 12px 14px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.shop-card-name {
  font-size: 15px;
  font-weight: 700;
}

.shop-card-price {
  font-size: 15px;
  font-weight: 800;
  color: var(--color-primary);
}

.shop-card-desc {
  font-size: 12px;
  color: var(--color-text-sub);
  word-break: break-all;
}

.shop-card-actions {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  border-top: 1px solid #f1f5f9;
}

.shop-card-actions form {
  display: inline;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 30px;
  transform: translate(-50%, 20px);
  background: #1e293b;
  color: #fff;
  padding: 12px 22px;
  border-radius: 8px;
  font-size: 14px;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 1000;
}

.toast.toast-show {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media print {
  .admin-sidebar,
  .admin-topbar,
  .no-print {
    display: none !important;
  }

  .admin-content,
  .admin-main {
    margin: 0 !important;
    padding: 0 !important;
  }
}

.editable-row {
  cursor: pointer;
}

.editable-row:hover {
  background: #f8fafc;
}

/* ---- 모바일 반응형 ---- */
@media (max-width: 900px) {
  .sidebar-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .admin-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100%;
    z-index: 1001;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    box-shadow: var(--shadow);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-topbar {
    padding: 16px;
  }

  .admin-topbar h1 {
    font-size: 17px;
  }

  .admin-main {
    padding: 16px;
  }

  .stat-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    max-width: none !important;
    gap: 10px;
  }

  .stat-value {
    font-size: 21px;
  }

  .panel {
    padding: 14px;
  }

  .panel table {
    min-width: 640px;
  }

  .calendar-grid {
    min-width: 560px;
  }

  .filter-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-bar > * {
    margin-left: 0 !important;
  }

  .filter-bar input,
  .filter-bar select,
  .filter-bar > .btn,
  .filter-bar > form {
    width: 100% !important;
  }

  .filter-bar form,
  .filter-bar > div {
    flex-wrap: wrap;
  }

  .form-grid {
    grid-template-columns: 1fr !important;
    max-width: none !important;
  }

  .shop-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal-box {
    width: 100%;
    max-width: 94vw;
    padding: 18px;
  }
}