/* Orgtree 统一身份平台 —— 左侧垂直导航布局 */
:root {
  /* 国际学校设计语言：别名 → design-tokens.css 变量（单一事实来源） */
  --primary: var(--color-navy);
  --primary-hover: var(--color-navy-700);
  --danger: var(--color-danger);
  --danger-hover: #A93226;
  --success: var(--color-teal);
  --warning: var(--color-gold);
  --bg: var(--color-neutral-bg);
  --surface: var(--color-neutral-surface);
  --text: var(--color-neutral-text);
  --text-secondary: var(--color-neutral-muted);
  --border: var(--color-neutral-border);
  --shadow: var(--shadow-sm);
  --radius: var(--radius-md);
  --nav-width: 200px;
  --sidebar-width: 240px;
}

/* 标题统一衬线（学术气质）；正文无衬线 */
h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); }

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
}

button, input, select {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: transparent;
}

/* App Layout */
#app {
  display: flex;
  min-height: 100vh;
}

/* Left Navigation Sidebar */
.nav-sidebar {
  width: var(--nav-width);
  background: var(--color-navy);
  color: #fff;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
}

.nav-brand {
  padding: 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-brand h1 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.5px;
}

.nav-menu {
  flex: 1;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.72);
  text-align: left;
  transition: all .15s;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.nav-item.active {
  background: var(--color-navy-500);
  color: #fff;
  box-shadow: inset 3px 0 0 var(--color-gold);
}

.nav-item.hidden {
  display: none;
}

.nav-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.nav-label {
  font-size: 14px;
  font-weight: 500;
}

.nav-footer {
  padding: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-logout {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  color: rgba(255, 255, 255, 0.72);
  width: 100%;
  text-align: left;
}

.nav-logout:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #fecaca;
}

/* Department Sidebar (only for org module) */
.sidebar {
  width: var(--sidebar-width);
  background: var(--surface);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  padding: 16px 0;
  position: fixed;
  top: 0;
  bottom: 0;
  left: var(--nav-width);
  overflow-y: auto;
  z-index: 90;
}

.sidebar.hidden {
  display: none;
}

.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px 12px;
  font-weight: 600;
  color: var(--text);
}

.icon-btn {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 18px;
}

.icon-btn:hover {
  background: var(--bg);
  color: var(--text);
}

.org-tree {
  padding: 0 8px;
}

.tree-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: var(--radius);
  color: var(--text);
  cursor: pointer;
  margin-bottom: 2px;
}

.tree-item:hover {
  background: var(--bg);
}

.tree-item.active {
  background: var(--color-navy-100);
  color: var(--color-navy);
}

.tree-item .icon {
  width: 18px;
  text-align: center;
  color: var(--text-secondary);
}

.tree-item.active .icon {
  color: var(--color-navy);
}

.tree-item .count {
  margin-left: auto;
  font-size: 12px;
  color: var(--text-secondary);
}

/* Main Content Area */
.main-content {
  flex: 1;
  margin-left: var(--nav-width);
  padding: 24px;
  min-height: 100vh;
}

.main-content.expanded {
  margin-left: var(--nav-width);
}

.module {
  display: none;
}

.module.active {
  display: block;
}

/* Toolbar */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.toolbar h2 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  margin-right: auto;
}

.filters {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

input[type="search"],
input[type="text"],
input[type="email"],
input[type="password"],
select {
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  outline: none;
  min-width: 140px;
}

input:focus,
select:focus {
  border-color: var(--primary);
}

.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  cursor: pointer;
}

.btn {
  height: 34px;
  padding: 0 14px;
  border-radius: var(--radius);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: background .15s, color .15s;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

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

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

.btn-danger:hover {
  background: #fef2f2;
}

.btn-ghost {
  color: var(--text-secondary);
}

.btn-ghost:hover {
  background: var(--bg);
  color: var(--text);
}

/* Table */
.table-wrap {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 800px;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.data-table th {
  font-weight: 500;
  color: var(--text-secondary);
  background: #fafafa;
  font-size: 13px;
}

.data-table tbody tr:hover {
  background: #f9fafb;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}

.cell-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cell-user .info {
  display: flex;
  flex-direction: column;
}

.cell-user .name {
  font-weight: 500;
}

.cell-user .sub {
  font-size: 12px;
  color: var(--text-secondary);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.badge-role-teaching { background: #eff6ff; color: var(--primary); }
.badge-role-non_teaching { background: #f3f4f6; color: #374151; }
.badge-orgtree-admin { background: var(--color-gold-100); color: var(--color-gold-600); }
.badge-orgtree-user { background: #f3f4f6; color: #6b7280; }

.badge-status-active { background: #ecfdf5; color: var(--success); }
.badge-status-disabled { background: #fff7ed; color: var(--warning); }
.badge-status-deleted { background: #fef2f2; color: var(--danger, #dc2626); text-decoration: line-through; }

.actions {
  display: flex;
  gap: 8px;
}

.actions .btn {
  height: 28px;
  padding: 0 10px;
  font-size: 13px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
}

.pagination button {
  min-width: 32px;
  height: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.pagination button:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
}

.pagination button.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.pagination button:disabled {
  color: #d1d5db;
  cursor: not-allowed;
}

.pagination .info {
  color: var(--text-secondary);
  margin-right: auto;
}

/* Drawer */
.drawer-overlay,
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 200;
  display: flex;
  justify-content: flex-end;
}

.drawer-overlay.hidden,
.modal-overlay.hidden {
  display: none;
}

.drawer {
  width: 640px;
  max-width: 100%;
  background: var(--surface);
  height: 100%;
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 16px rgba(0, 0, 0, 0.1);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.drawer-header h3 {
  margin: 0;
  font-size: 16px;
}

.drawer-tabs {
  display: flex;
  gap: 4px;
  padding: 8px 16px 0;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.drawer-tab {
  padding: 10px 14px;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  white-space: nowrap;
}

.drawer-tab:hover {
  color: var(--text);
}

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

.drawer-body {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

/* Modal */
.modal-overlay {
  align-items: center;
  justify-content: center;
}

.modal {
  background: var(--surface);
  width: 520px;
  max-width: 92vw;
  max-height: 90vh;
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  margin: 0;
}

.modal-body {
  padding: 20px;
  overflow-y: auto;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  background: #fafafa;
}

/* Forms */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

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

.form-group.full {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 13px;
  color: var(--text-secondary);
}

.form-group input,
.form-group select {
  width: 100%;
}

.system-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.system-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.system-item .sys-name {
  font-weight: 500;
}

.system-item .sys-code {
  font-size: 12px;
  color: var(--text-secondary);
}

.toggle {
  position: relative;
  width: 42px;
  height: 24px;
  background: #e5e7eb;
  border-radius: 999px;
  transition: background .2s;
}

.toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50%;
  transition: transform .2s;
  box-shadow: 0 1px 2px rgba(0,0,0,.15);
}

.toggle.active {
  background: var(--success);
}

.toggle.active::after {
  transform: translateX(18px);
}

/* Detail sections */
.detail-section {
  margin-bottom: 24px;
}

.detail-section h4 {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--text);
}

.detail-row {
  display: flex;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.detail-row .label {
  width: 110px;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.detail-row .value {
  flex: 1;
}

.log-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.log-table th,
.log-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.log-table th {
  color: var(--text-secondary);
  font-weight: 500;
  background: #fafafa;
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
}

/* Toast */
.toast {
  position: fixed;
  top: 24px;
  right: 24px;
  padding: 12px 18px;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
  z-index: 300;
  animation: slideIn .25s ease;
}

.toast.success { border-left: 4px solid var(--success); }
.toast.error { border-left: 4px solid var(--danger); }

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Identity Panel */
.identity-panel {
  display: flex;
  justify-content: center;
  padding: 40px 20px;
}

.identity-card {
  background: var(--surface);
  border-radius: 12px;
  box-shadow: var(--shadow);
  width: 100%;
  max-width: 480px;
}

.identity-card .card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.avatar.large {
  width: 64px;
  height: 64px;
  font-size: 24px;
}

.identity-card .user-info .name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.identity-card .user-info .email {
  color: var(--text-secondary);
  font-size: 14px;
}

.identity-card .card-body {
  padding: 24px;
}

.identity-card .card-body h3 {
  margin: 0 0 8px;
  font-size: 16px;
}

.identity-card .card-body .hint {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 13px;
}

.password-form .form-group {
  margin-bottom: 16px;
}

.password-form .btn {
  margin-top: 8px;
}

/* Workbench Grid */
.workbench-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  padding: 20px 0;
}

.workbench-card {
  background: var(--surface);
  border-radius: 12px;
  box-shadow: var(--shadow);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  transition: transform .15s, box-shadow .15s;
  text-decoration: none;
  color: inherit;
}

.workbench-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.workbench-card .icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-navy), var(--color-teal));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  flex-shrink: 0;
}

.workbench-card .info {
  flex: 1;
}

.workbench-card .info .name {
  font-weight: 600;
  margin-bottom: 4px;
}

.workbench-card .info .desc {
  font-size: 13px;
  color: var(--text-secondary);
}

.workbench-card .arrow {
  color: var(--text-secondary);
}

.required {
  color: var(--danger);
}

/* Responsive */
@media (max-width: 860px) {
  .nav-sidebar {
    width: 60px;
  }
  
  .nav-label {
    display: none;
  }
  
  .nav-brand h1 {
    font-size: 14px;
  }
  
  .main-content {
    margin-left: 60px;
  }
  
  .sidebar {
    left: 60px;
  }
  
  .form-grid {
    grid-template-columns: 1fr;
  }
  
  .workbench-grid {
    grid-template-columns: 1fr;
  }
}