:root {
  color: #1f2937;
  background: #f5f7fb;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: #f5f7fb;
}

body {
  color: #1f2937;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.screen-loading {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
  font-size: 15px;
}

.login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgba(14, 165, 233, 0.28), transparent 30%),
    radial-gradient(circle at bottom right, rgba(37, 99, 235, 0.22), transparent 32%),
    linear-gradient(135deg, #0f172a 0%, #0f4c81 52%, #2563eb 100%);
}

.login-card {
  width: 100%;
  max-width: 440px;
  padding: 34px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.28);
}

.login-brand {
  text-align: center;
  margin-bottom: 28px;
}

.login-badge {
  width: 72px;
  height: 72px;
  margin: 0 auto 18px;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  box-shadow: 0 14px 28px rgba(2, 132, 199, 0.3);
}

.login-badge svg {
  width: 34px;
  height: 34px;
}

.login-title {
  margin: 0 0 8px;
  font-size: 28px;
  line-height: 1.2;
}

.login-subtitle,
.login-tip,
.page-subtitle,
.panel-subtitle,
.muted-text,
.stat-hint,
.info-label {
  color: #64748b;
}

.login-tip {
  margin-top: 18px;
  font-size: 13px;
  line-height: 1.6;
}

.form-stack,
.form-grid {
  display: grid;
  gap: 14px;
}

.form-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid.compact {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.field-label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 600;
}

.field-label-inline {
  grid-column: 1 / -1;
  margin-bottom: -6px;
  font-size: 13px;
  font-weight: 600;
  color: #475569;
}

.grid-span-full {
  grid-column: 1 / -1;
}

.field-wrap {
  position: relative;
}

.field-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  width: 18px;
  height: 18px;
  transform: translateY(-50%);
  color: #94a3b8;
}

.field-control,
.field-select {
  width: 100%;
  border: 1px solid #dbe3ef;
  border-radius: 16px;
  outline: none;
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.field-control {
  padding: 14px 16px 14px 46px;
}

.field-control-plain,
.field-select-plain {
  padding: 13px 15px;
}

.field-control:focus,
.field-select:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.field-textarea {
  min-height: 94px;
  resize: vertical;
}

.field-multi {
  min-height: 148px;
}

.btn {
  border: 0;
  border-radius: 16px;
  padding: 13px 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.15s ease, filter 0.2s ease, opacity 0.2s ease;
}

.btn:hover:not(:disabled) {
  filter: brightness(0.97);
}

.btn:active:not(:disabled) {
  transform: scale(0.985);
}

.btn:disabled {
  opacity: 0.62;
  cursor: not-allowed;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(90deg, #0284c7 0%, #2563eb 100%);
}

.btn-secondary {
  color: #fff;
  background: #2563eb;
}

.btn-ghost {
  color: #334155;
  background: #fff;
  border: 1px solid #d9e2ef;
}

.btn-danger {
  color: #fff;
  background: #dc2626;
}

.btn-tiny {
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 12px;
}

.message-box {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid transparent;
  line-height: 1.6;
}

.message-box.error {
  color: #b91c1c;
  background: #fff1f2;
  border-color: #fecdd3;
}

.message-box.success,
.message-box.info {
  color: #1d4ed8;
  background: #eff6ff;
  border-color: #bfdbfe;
}

.top-gap {
  margin-top: 14px;
}

.app-shell {
  min-height: 100vh;
  display: flex;
}

.app-sidebar {
  width: 252px;
  flex-shrink: 0;
  padding: 12px 8px;
  color: #fff;
  background: #16213b;
  box-shadow: none;
}

.sidebar-brand {
  padding: 12px 12px 18px;
  display: grid;
  gap: 4px;
}

.sidebar-brand strong {
  font-size: 18px;
  font-weight: 700;
}

.sidebar-brand span {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.64);
}

.sidebar-nav {
  display: grid;
  gap: 8px;
}

.sidebar-group {
  display: grid;
  gap: 6px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.12);
}

.sidebar-group:last-child {
  border-bottom: 0;
}

.sidebar-group-overview {
  padding-bottom: 10px;
}

.sidebar-group-toggle {
  width: 100%;
  border: 0;
  padding: 8px 12px 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(191, 219, 254, 0.84);
  background: transparent;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.sidebar-group-arrow {
  transition: transform 0.2s ease;
}

.sidebar-group-arrow.open {
  transform: rotate(0deg);
}

.sidebar-group-links {
  display: grid;
  gap: 6px;
}

.sidebar-group-links.collapsed {
  display: none;
}

.sidebar-link {
  width: 100%;
  border: 0;
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  background: transparent;
  text-align: left;
  transition: background 0.18s ease, transform 0.18s ease;
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.08);
}

.sidebar-link.active {
  background: #3367d6;
  box-shadow: none;
}

.sidebar-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 0;
  background: transparent;
}

.sidebar-link.active .sidebar-icon {
  background: transparent;
}

.app-main {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.app-header {
  padding: 14px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: #fff;
  border-bottom: 1px solid #e5edf7;
  backdrop-filter: none;
}

.page-title {
  margin: 0 0 4px;
  font-size: 18px;
}

.page-breadcrumb {
  margin-bottom: 6px;
  color: #94a3b8;
  font-size: 12px;
}

.page-caption {
  margin-top: 8px;
  color: #94a3b8;
  font-size: 13px;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

.header-status {
  min-width: 128px;
  padding: 8px 12px;
  border: 1px solid #e5edf7;
  border-radius: 8px;
  background: #f8fafc;
}

.header-status span {
  display: block;
  color: #64748b;
  font-size: 12px;
}

.header-status strong {
  display: block;
  margin-top: 6px;
  font-size: 14px;
}

.app-content {
  flex: 1;
  padding: 0;
  display: grid;
  gap: 0;
}

.panel-card,
.stat-card,
.status-card {
  background: #fff;
  border: 1px solid #e6edf7;
  border-radius: 24px;
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.05);
}

.panel-card {
  padding: 22px;
}

.app-content--questionBankViewer {
  background: #fff;
}

.app-main--questionBankViewer .app-header {
  display: none;
}

.app-main--questionBankViewer .app-header {
  border-bottom: 1px solid #e5e7eb;
}

.app-shell--questionBankViewer .message-box {
  margin: 16px 24px 0;
}

.qb-miaoda-page {
  display: grid;
  gap: 18px;
  padding: 20px 28px 28px;
  background: #fff;
}

.qb-miaoda-head,
.qb-miaoda-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.qb-miaoda-head {
  padding-bottom: 8px;
  border-bottom: 1px solid #eef2f7;
}

.qb-miaoda-title {
  margin: 0 0 4px;
  font-size: 18px;
  line-height: 1.3;
}

.qb-miaoda-subtitle,
.qb-miaoda-status-note,
.qb-miaoda-preview-head span,
.qb-miaoda-preview-meta,
.qb-miaoda-table-meta,
.qb-miaoda-pagination {
  color: #64748b;
}

.qb-miaoda-subtitle,
.qb-miaoda-status-note,
.qb-miaoda-table-meta,
.qb-miaoda-pagination {
  font-size: 13px;
}

.qb-miaoda-head-actions,
.qb-miaoda-toolbar-actions,
.qb-miaoda-filter-form,
.qb-miaoda-pagination,
.qb-miaoda-status-tabs {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.qb-miaoda-tab {
  border: 0;
  border-radius: 8px;
  padding: 8px 14px;
  background: #f1f5f9;
  color: #475569;
  font-weight: 600;
}

.qb-miaoda-tab em {
  font-style: normal;
  color: #0f172a;
}

.qb-miaoda-tab.active {
  background: #eef2ff;
  color: #1e3a8a;
}

.qb-miaoda-toolbar {
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.qb-miaoda-filter-form {
  flex: 1;
  min-width: 0;
}

.qb-miaoda-filter-grid {
  display: grid;
  grid-template-columns: minmax(320px, 2.6fr) repeat(6, minmax(82px, 1fr));
  gap: 8px;
}

.qb-miaoda-search-wrap {
  position: relative;
  display: block;
}

.qb-miaoda-search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: #64748b;
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.qb-miaoda-search-icon svg {
  width: 16px;
  height: 16px;
  display: block;
}

.qb-miaoda-search {
  min-width: 0;
  width: 100%;
  padding-left: 44px;
}

.qb-miaoda-select {
  min-width: 0;
}

.qb-miaoda-table-wrap {
  display: grid;
  gap: 12px;
}

.qb-miaoda-table {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.qb-miaoda-table-head,
.qb-miaoda-row {
  display: grid;
  grid-template-columns: 40px minmax(640px, 2.6fr) 100px 120px 108px;
}

.qb-miaoda-table-head {
  align-items: center;
  background: #f8fafc;
  color: #475569;
  font-weight: 600;
  border-bottom: 1px solid #e5e7eb;
  font-size: 13px;
}

.qb-miaoda-head-cell,
.qb-miaoda-cell {
  padding: 10px 10px;
}

.qb-miaoda-row {
  align-items: start;
  border-bottom: 1px solid #eef2f7;
}

.qb-miaoda-row:last-child {
  border-bottom: 0;
}

.qb-miaoda-check {
  padding: 12px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qb-miaoda-check input {
  display: none;
}

.qb-miaoda-check span {
  width: 20px;
  height: 20px;
  border: 1.5px solid #94a3b8;
  border-radius: 4px;
  background: #fff;
}

.qb-miaoda-check input:checked + span {
  border-color: #2563eb;
  background: #2563eb;
  box-shadow: inset 0 0 0 4px #fff;
}

.qb-miaoda-preview-layout {
  display: grid;
  grid-template-columns: 78px minmax(0, 1fr);
  gap: 12px;
}

.qb-miaoda-preview-side {
  display: grid;
  align-content: start;
  gap: 6px;
  color: #64748b;
  font-size: 12px;
}

.qb-miaoda-preview-side strong {
  color: #111827;
  font-size: 14px;
}

.qb-miaoda-preview-main {
  min-width: 0;
}

.qb-miaoda-preview-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.qb-miaoda-preview-head strong {
  color: #0f172a;
}

.qb-miaoda-stem {
  color: #334155;
  line-height: 1.6;
  word-break: break-word;
}

.qb-miaoda-preview-meta {
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
}

.qb-miaoda-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid #dbe3ef;
  background: #fff;
  color: #0f172a;
  font-size: 12px;
  font-weight: 600;
}

.qb-miaoda-cell {
  min-width: 0;
  color: #334155;
  font-size: 13px;
}

.qb-miaoda-cell-type,
.qb-miaoda-cell-trade,
.qb-miaoda-cell-actions {
  display: flex;
  align-items: center;
}

.qb-miaoda-cell-actions {
  justify-content: flex-end;
}

.btn-table-action {
  min-width: 52px;
  padding: 6px 10px;
  border-radius: 8px;
}

.qb-top-btn {
  padding: 10px 14px;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.08);
  gap: 10px;
}

.qb-top-btn-icon {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.qb-top-btn-icon svg {
  width: 16px;
  height: 16px;
  display: block;
}

.qb-miaoda-edit-panel {
  grid-column: 1 / -1;
  padding: 0 14px 16px 52px;
  background: #f8fafc;
  border-top: 1px solid #eef2f7;
}

.qb-miaoda-edit-panel .question-bank-question-card {
  margin: 0;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

.qb-miaoda-pagination {
  justify-content: flex-end;
}

@media (max-width: 1400px) {
  .qb-miaoda-filter-grid {
    grid-template-columns: repeat(4, minmax(160px, 1fr));
  }

  .qb-miaoda-table-head,
  .qb-miaoda-row {
    grid-template-columns: 40px minmax(420px, 1.8fr) 90px 100px 108px;
  }
}

.panel-heading {
  margin-bottom: 16px;
}

.panel-title {
  margin: 0;
  font-size: 22px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.stat-card {
  padding: 18px;
}

.stat-label {
  font-size: 13px;
  color: #64748b;
}

.stat-value {
  margin-top: 10px;
  font-size: 30px;
  font-weight: 700;
}

.panel-grid {
  display: grid;
  gap: 20px;
}

.panel-grid.two-col {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  min-width: 780px;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 13px 12px;
  text-align: left;
  border-top: 1px solid #edf2f7;
  vertical-align: top;
}

.data-table th {
  border-top: 0;
  color: #475569;
  background: #f8fafc;
  white-space: nowrap;
}

.empty-block {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #64748b;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-bottom: 18px;
}

.exam-rule-meta-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.info-value {
  margin-top: 6px;
  font-weight: 600;
  word-break: break-all;
}

.mini-tag {
  display: inline-flex;
  margin: 0 6px 6px 0;
  padding: 6px 10px;
  border-radius: 999px;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 12px;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.load-list {
  display: grid;
  gap: 14px;
}

.load-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.load-bar {
  height: 10px;
  border-radius: 999px;
  background: #e2e8f0;
  overflow: hidden;
}

.load-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #0284c7 0%, #2563eb 100%);
}

.dashboard-shell {
  display: grid;
  gap: 20px;
}

.dashboard-hero {
  padding: 26px 28px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  background:
    radial-gradient(circle at top right, rgba(59, 130, 246, 0.14), transparent 34%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.dashboard-eyebrow {
  font-size: 13px;
  font-weight: 700;
  color: #2563eb;
}

.dashboard-hero-title {
  margin: 8px 0 10px;
  font-size: 30px;
  line-height: 1.25;
}

.dashboard-hero-subtitle {
  margin: 0;
  max-width: 720px;
  color: #64748b;
  line-height: 1.7;
}

.dashboard-hero-stats {
  min-width: 300px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.dashboard-hero-stat {
  padding: 16px;
  border: 1px solid #dbe7fb;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.85);
}

.dashboard-hero-stat span {
  display: block;
  margin-bottom: 10px;
  color: #64748b;
  font-size: 12px;
}

.dashboard-hero-stat strong {
  font-size: 26px;
  line-height: 1;
}

.dashboard-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.dashboard-kpi-card {
  padding: 18px;
  border: 1px solid #e6edf7;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.05);
}

.dashboard-kpi-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dashboard-kpi-label {
  font-size: 13px;
  color: #64748b;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.dashboard-kpi-help {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #e8f0ff;
  color: #2563eb;
  font-size: 11px;
  font-weight: 700;
  cursor: help;
}

.dashboard-kpi-badge {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: #1d4ed8;
  background: #e8f0ff;
}

.dashboard-kpi-value {
  margin-top: 12px;
  font-size: 34px;
  font-weight: 700;
  line-height: 1.1;
}

.dashboard-kpi-meta {
  margin-top: 8px;
  color: #64748b;
  font-size: 13px;
}

.dashboard-kpi-track {
  margin-top: 14px;
  height: 8px;
  border-radius: 999px;
  background: #eaf0f7;
  overflow: hidden;
}

.dashboard-kpi-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.dashboard-kpi-blue .dashboard-kpi-track span {
  background: linear-gradient(90deg, #2563eb 0%, #3b82f6 100%);
}

.dashboard-kpi-cyan .dashboard-kpi-track span {
  background: linear-gradient(90deg, #0891b2 0%, #38bdf8 100%);
}

.dashboard-kpi-green .dashboard-kpi-track span {
  background: linear-gradient(90deg, #16a34a 0%, #4ade80 100%);
}

.dashboard-kpi-amber .dashboard-kpi-track span {
  background: linear-gradient(90deg, #d97706 0%, #fbbf24 100%);
}

.dashboard-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(320px, 0.9fr);
  gap: 20px;
  align-items: start;
}

.dashboard-main-column,
.dashboard-side-column {
  min-width: 0;
  display: grid;
  gap: 20px;
}

.dashboard-panel {
  padding: 22px;
}

.dashboard-panel-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.dashboard-panel-heading .panel-title {
  font-size: 20px;
}

.dashboard-dual-grid {
  align-items: stretch;
}

.dashboard-inline-metrics {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.dashboard-inline-metrics > div {
  padding: 14px 16px;
  border-radius: 16px;
  background: #f8fbff;
  border: 1px solid #e5edf7;
}

.dashboard-inline-metrics span,
.dashboard-feed-time,
.dashboard-exam-meta,
.dashboard-alert-detail,
.dashboard-shortcut span {
  color: #64748b;
  font-size: 13px;
}

.dashboard-inline-metrics strong {
  display: block;
  margin-top: 8px;
  font-size: 24px;
}

.dashboard-exam-list,
.dashboard-feed-list,
.dashboard-alert-list,
.dashboard-overview-list {
  display: grid;
  gap: 12px;
}

.dashboard-alert-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}

.dashboard-alert-summary-item {
  padding: 12px 14px;
  border-radius: 16px;
  background: #f8fbff;
  border: 1px solid #e5edf7;
}

.dashboard-alert-summary-item span {
  display: block;
  color: #64748b;
  font-size: 12px;
}

.dashboard-alert-summary-item strong {
  display: block;
  margin-top: 8px;
  font-size: 22px;
}

.dashboard-alert-summary-item.danger {
  background: #fff5f5;
  border-color: #fecaca;
}

.dashboard-alert-summary-item.warning {
  background: #fffbee;
  border-color: #fde68a;
}

.dashboard-alert-summary-item.info {
  background: #f8fbff;
  border-color: #dbeafe;
}

.dashboard-exam-item,
.dashboard-feed-item,
.dashboard-alert-item,
.dashboard-shortcut {
  border: 1px solid #e7eef8;
  border-radius: 18px;
  background: #fff;
}

.dashboard-exam-item {
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.dashboard-exam-main,
.dashboard-feed-item {
  min-width: 0;
}

.dashboard-exam-title,
.dashboard-feed-title,
.dashboard-shortcut strong {
  font-size: 16px;
  font-weight: 700;
}

.dashboard-exam-course {
  margin-top: 6px;
  font-size: 14px;
}

.dashboard-exam-meta {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.dashboard-score-badge {
  min-width: 68px;
  padding: 10px 12px;
  border-radius: 16px;
  text-align: center;
  font-size: 24px;
  font-weight: 700;
}

.dashboard-score-success {
  color: #15803d;
  background: #ecfdf3;
}

.dashboard-score-warning {
  color: #b45309;
  background: #fffbeb;
}

.dashboard-score-danger {
  color: #dc2626;
  background: #fef2f2;
}

.dashboard-feed-item {
  padding: 16px 18px;
}

.dashboard-feed-top,
.dashboard-alert-top,
.dashboard-overview-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dashboard-feed-badge,
.dashboard-alert-tag {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.dashboard-feed-badge-success {
  color: #166534;
  background: #dcfce7;
}

.dashboard-feed-badge-warning {
  color: #b45309;
  background: #fef3c7;
}

.dashboard-feed-title {
  margin-top: 10px;
}

.dashboard-feed-meta {
  margin-top: 6px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.dashboard-alert-item {
  padding: 16px 18px;
}

.dashboard-alert-danger {
  background: #fff7f7;
  border-color: #fecaca;
}

.dashboard-alert-warning {
  background: #fffdf2;
  border-color: #fde68a;
}

.dashboard-alert-info {
  background: #f8fbff;
  border-color: #dbeafe;
}

.dashboard-alert-success {
  background: #f2fff7;
  border-color: #bbf7d0;
}

.dashboard-alert-danger .dashboard-alert-tag {
  color: #b91c1c;
  background: #fee2e2;
}

.dashboard-alert-warning .dashboard-alert-tag {
  color: #b45309;
  background: #fef3c7;
}

.dashboard-alert-info .dashboard-alert-tag {
  color: #1d4ed8;
  background: #dbeafe;
}

.dashboard-alert-success .dashboard-alert-tag {
  color: #15803d;
  background: #dcfce7;
}

.dashboard-overview-row {
  padding: 14px 0;
  border-bottom: 1px solid #edf2f7;
}

.dashboard-overview-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.dashboard-overview-row strong {
  font-size: 18px;
}

.dashboard-shortcut-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.dashboard-shortcut {
  width: 100%;
  padding: 16px;
  text-align: left;
  background: #fbfdff;
}

.dashboard-shortcut strong {
  display: block;
  margin-bottom: 8px;
}

.dashboard-empty {
  min-height: 220px;
}

.dashboard-ref-shell {
  display: grid;
  gap: 16px;
  padding: 18px 22px 24px;
  background: #f5f7fb;
}

.dashboard-tabs-card {
  padding: 18px;
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.dashboard-tabbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.dashboard-tab-chip {
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  padding: 7px 14px;
  background: #fff;
  color: #475569;
  font-size: 13px;
  font-weight: 600;
}

.dashboard-tab-chip.is-active {
  color: #1d4ed8;
  background: #eef4ff;
  border-color: #c7d8ff;
}

.dashboard-trade-grid,
.dashboard-redline-grid,
.dashboard-engine-list,
.dashboard-student-grid,
.dashboard-hitrate-grid {
  display: grid;
  gap: 12px;
}

.dashboard-trade-card,
.dashboard-redline-card,
.dashboard-engine-card,
.dashboard-student-card,
.dashboard-hitrate-card {
  border: 1px solid #e8edf5;
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.dashboard-trade-card {
  padding: 16px;
}

.dashboard-trade-head,
.dashboard-redline-card,
.dashboard-engine-head,
.dashboard-student-card,
.dashboard-hitrate-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.dashboard-trade-name,
.dashboard-redline-title,
.dashboard-engine-head h3,
.dashboard-student-label,
.dashboard-hitrate-label {
  font-weight: 700;
}

.dashboard-trade-score {
  font-size: 28px;
  line-height: 1;
  color: #111827;
}

.dashboard-trade-meta,
.dashboard-trade-foot,
.dashboard-redline-count,
.dashboard-engine-head p,
.dashboard-student-unit,
.dashboard-hitrate-sub {
  color: #64748b;
  font-size: 13px;
}

.dashboard-trade-meta {
  margin-top: 6px;
}

.dashboard-trade-bar {
  margin-top: 0;
  height: 7px;
  border-radius: 999px;
  background: #edf2f7;
  overflow: hidden;
}

.dashboard-trade-bar span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2f6bff 0%, #5b8cff 100%);
}

.dashboard-trade-foot {
  margin-top: 0;
  white-space: nowrap;
}

.dashboard-trade-ok {
  color: #16a34a;
}

.dashboard-trade-issue {
  color: #d97706;
}

.dashboard-redline-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-redline-card {
  padding: 12px 14px;
  align-items: center;
}

.dashboard-redline-card.has-issue {
  background: #fff7f7;
  border-color: #ffd8d8;
}

.dashboard-redline-card.is-clean {
  background: #f3fbf5;
  border-color: #d4f2dc;
}

.dashboard-redline-icon {
  font-size: 18px;
}

.dashboard-redline-body {
  min-width: 0;
}

.dashboard-quality-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-quality-panel {
  padding: 14px;
  border: 1px solid #e8edf5;
  border-radius: 12px;
  background: #fafcff;
}

.dashboard-quality-title {
  font-weight: 700;
  margin-bottom: 12px;
}

.dashboard-quality-row {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr) 46px;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
}

.dashboard-quality-label,
.dashboard-quality-value {
  color: #64748b;
  font-size: 12px;
}

.dashboard-quality-track {
  height: 8px;
  border-radius: 999px;
  background: #eaf0f7;
  overflow: hidden;
}

.dashboard-quality-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.dashboard-quality-track .is-red {
  background: linear-gradient(90deg, #dc2626 0%, #f87171 100%);
}

.dashboard-quality-track .is-yellow {
  background: linear-gradient(90deg, #d97706 0%, #fbbf24 100%);
}

.dashboard-quality-track .is-green {
  background: linear-gradient(90deg, #16a34a 0%, #4ade80 100%);
}

.dashboard-quality-track .is-slate {
  background: linear-gradient(90deg, #475569 0%, #94a3b8 100%);
}

.dashboard-quality-summary {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-quality-summary-row {
  padding: 12px 14px;
  border: 1px solid #e8edf5;
  border-radius: 12px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dashboard-engine-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-engine-card {
  padding: 16px 18px;
}

.dashboard-engine-head p {
  margin: 4px 0 0;
}

.dashboard-engine-stats {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-engine-stat {
  padding: 12px;
  border-radius: 14px;
  background: #f8fbff;
  border: 1px solid #e5edf7;
}

.dashboard-engine-stat span {
  display: block;
  color: #64748b;
  font-size: 12px;
}

.dashboard-engine-stat strong {
  display: block;
  margin-top: 6px;
  font-size: 18px;
}

.dashboard-student-grid,
.dashboard-hitrate-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.dashboard-student-card,
.dashboard-hitrate-card {
  padding: 16px 18px;
  display: block;
}

.dashboard-student-value,
.dashboard-hitrate-value {
  margin-top: 8px;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.1;
}

.dashboard-alert-summary {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dashboard-shortcut {
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  box-shadow: none;
}

.dashboard-shortcut:hover,
.dashboard-tab-chip:hover {
  border-color: #cbd5e1;
  background: #f8fafc;
}

.app-header--dashboard {
  padding: 18px 22px;
  background: #fff;
}

.app-main--dashboard .app-content {
  background: #f5f7fb;
}

.app-main--dashboard .message-box {
  margin: 18px 22px 0;
}

.app-header--dashboard .page-title {
  font-size: 28px;
  line-height: 1.15;
}

.app-header--dashboard .page-breadcrumb {
  margin-bottom: 4px;
}

.app-header--dashboard .page-subtitle {
  margin-top: 8px;
  font-size: 14px;
}

.app-header--dashboard .page-caption {
  margin-top: 4px;
  color: #94a3b8;
}

.app-header--dashboard .header-actions {
  gap: 10px;
}

.app-header--dashboard .header-status {
  min-width: 154px;
  padding: 10px 14px;
  border-radius: 12px;
  background: #f8fafc;
}

.dashboard-kpi-grid {
  gap: 14px;
}

.dashboard-kpi-card {
  padding: 16px 18px;
  border-radius: 14px;
  border-color: #e8edf5;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.dashboard-kpi-label {
  font-size: 12px;
}

.dashboard-kpi-badge {
  padding: 3px 8px;
  font-size: 11px;
}

.dashboard-kpi-value {
  margin-top: 10px;
  font-size: 30px;
}

.dashboard-kpi-meta {
  margin-top: 6px;
  font-size: 12px;
}

.dashboard-kpi-track {
  margin-top: 12px;
  height: 7px;
}

.dashboard-main-grid {
  grid-template-columns: minmax(0, 1.7fr) minmax(320px, 0.92fr);
  gap: 16px;
}

.dashboard-main-column,
.dashboard-side-column {
  gap: 16px;
}

.dashboard-panel {
  padding: 18px;
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.dashboard-panel-heading .panel-title {
  font-size: 18px;
}

.dashboard-section-intro {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.dashboard-section-intro .panel-title,
.dashboard-compact-heading h3 {
  margin: 0;
  font-size: 16px;
}

.dashboard-section-intro .panel-subtitle {
  margin: 4px 0 0;
  font-size: 13px;
}

.dashboard-trade-head-main {
  min-width: 0;
}

.dashboard-trade-stats {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-trade-stat {
  padding: 12px 14px;
  border-radius: 10px;
  background: #f8fafc;
}

.dashboard-trade-stat span,
.dashboard-insight-label {
  display: block;
  color: #64748b;
  font-size: 12px;
}

.dashboard-trade-stat strong {
  display: block;
  margin-top: 6px;
  font-size: 16px;
  color: #111827;
}

.dashboard-trade-progress {
  margin-top: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.dashboard-trade-progress .dashboard-trade-bar {
  flex: 1;
}

.dashboard-insight-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.dashboard-insight-card,
.dashboard-compact-panel {
  padding: 14px;
  border: 1px solid #e8edf5;
  border-radius: 12px;
  background: #fff;
}

.dashboard-insight-value {
  display: block;
  margin-top: 10px;
  font-size: 24px;
  line-height: 1.1;
}

.dashboard-insight-meta {
  margin-top: 8px;
  color: #64748b;
  font-size: 12px;
  line-height: 1.6;
}

.dashboard-compact-grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 1.05fr 1.25fr;
  gap: 12px;
}

.dashboard-compact-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.dashboard-compact-heading span {
  color: #64748b;
  font-size: 12px;
}

.dashboard-alert-panel .dashboard-alert-summary {
  margin-bottom: 12px;
}

.dashboard-alert-summary-item {
  padding: 10px 12px;
  border-radius: 12px;
}

.dashboard-alert-summary-item strong {
  font-size: 20px;
}

.dashboard-alert-list,
.dashboard-feed-list,
.dashboard-exam-list {
  gap: 10px;
}

.dashboard-alert-item,
.dashboard-exam-item,
.dashboard-feed-item {
  border-radius: 12px;
  box-shadow: none;
}

.dashboard-alert-item {
  padding: 14px;
}

.dashboard-alert-top strong {
  font-size: 14px;
  line-height: 1.5;
}

.dashboard-alert-tag,
.dashboard-feed-badge {
  padding: 3px 8px;
  font-size: 11px;
}

.dashboard-exam-item,
.dashboard-feed-item {
  padding: 14px;
}

.dashboard-exam-title,
.dashboard-feed-title,
.dashboard-shortcut strong {
  font-size: 15px;
}

.dashboard-exam-course {
  margin-top: 4px;
  color: #64748b;
}

.dashboard-score-badge {
  min-width: 60px;
  padding: 8px 10px;
  border-radius: 12px;
  font-size: 20px;
}

.dashboard-shortcut-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.dashboard-shortcut {
  padding: 14px;
  background: #fff;
}

.dashboard-shortcut strong {
  margin-bottom: 6px;
}

.dashboard-empty {
  min-height: 140px;
}

.feedback-layout {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 20px;
  min-height: 720px;
}

.monitor-alert-shell {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 0.8fr);
  gap: 20px;
}

.monitor-alert-main,
.monitor-alert-side {
  min-width: 0;
}

.monitor-alert-list,
.monitor-alert-rule-list {
  display: grid;
  gap: 12px;
}

.monitor-alert-item {
  border: 1px solid #e6edf7;
  border-radius: 18px;
  background: #fff;
  padding: 16px 18px;
}

.monitor-alert-item-danger {
  background: #fff7f7;
  border-color: #fecaca;
}

.monitor-alert-item-warning {
  background: #fffdf2;
  border-color: #fde68a;
}

.monitor-alert-item-info {
  background: #f8fbff;
  border-color: #dbeafe;
}

.monitor-alert-item-top,
.monitor-alert-item-badges,
.monitor-alert-rule {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.monitor-alert-item-badges {
  min-width: 0;
  justify-content: flex-start;
}

.monitor-alert-item-detail {
  margin-top: 10px;
  color: #64748b;
  line-height: 1.6;
}

.monitor-alert-rule {
  padding: 14px 16px;
  border: 1px solid #e6edf7;
  border-radius: 16px;
  background: #fbfdff;
}

.monitor-alert-rule span {
  color: #64748b;
}

.monitor-alert-rule strong {
  font-size: 22px;
}

.monitor-alert-empty {
  min-height: 180px;
}

.feedback-sidebar,
.feedback-detail {
  min-width: 0;
}

.feedback-session-list {
  margin-top: 16px;
  display: grid;
  gap: 10px;
}

.feedback-session-item {
  width: 100%;
  border: 1px solid #e6edf7;
  border-radius: 18px;
  background: #fff;
  padding: 14px 16px;
  text-align: left;
}

.feedback-session-item.active {
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.feedback-session-head,
.feedback-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.feedback-unread-badge {
  min-width: 24px;
  height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  background: #dc2626;
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}

.feedback-session-meta,
.feedback-session-time,
.feedback-detail-meta,
.feedback-detail-time,
.feedback-bubble-meta {
  color: #64748b;
  font-size: 13px;
}

.feedback-session-preview {
  margin-top: 10px;
  color: #334155;
  line-height: 1.6;
}

.feedback-detail {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 16px;
}

.feedback-detail-title {
  margin: 0 0 6px;
  font-size: 22px;
}

.feedback-new-message-wrap {
  display: flex;
  justify-content: center;
  margin-top: -4px;
}

.feedback-new-message-btn {
  border: 0;
  padding: 10px 18px;
  border-radius: 999px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  background: rgba(37, 99, 235, 0.94);
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.18);
}

.feedback-new-message-btn:hover {
  filter: brightness(1.02);
}

.feedback-chat-panel {
  min-height: 420px;
  max-height: 620px;
  overflow-y: auto;
  padding: 18px;
  border: 1px solid #e6edf7;
  border-radius: 22px;
  background: #f8fbff;
  scroll-behavior: smooth;
}

.feedback-message-row {
  display: flex;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 18px;
}

.feedback-message-row-right {
  flex-direction: row-reverse;
}

.feedback-avatar {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feedback-avatar-student {
  background: linear-gradient(135deg, #16a34a 0%, #22c55e 100%);
}

.feedback-avatar-admin {
  background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
}

.feedback-avatar-assistant {
  background: linear-gradient(135deg, #7c3aed 0%, #8b5cf6 100%);
}

.feedback-bubble-wrap {
  max-width: min(720px, 100%);
}

.feedback-bubble {
  padding: 14px 16px;
  border-radius: 18px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

.feedback-bubble-student {
  background: #dcfce7;
}

.feedback-bubble-admin {
  background: #dbeafe;
}

.feedback-bubble-assistant {
  background: #f1f5f9;
}

.feedback-bubble-meta {
  margin-top: 8px;
}

.feedback-reply-box {
  display: grid;
  gap: 12px;
}

.feedback-reply-actions {
  display: flex;
  justify-content: flex-end;
}

.feedback-empty {
  min-height: 220px;
}

.status-list,
.status-course-list {
  display: grid;
  gap: 14px;
}

.status-card {
  padding: 18px;
}

.status-header,
.status-course {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.status-course {
  padding: 12px 14px;
  border: 1px solid #e6edf7;
  border-radius: 16px;
}

.status-course-side {
  display: grid;
  justify-items: end;
  gap: 8px;
}

.status-course-validity {
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.status-course-validity-display {
  border: 0;
  padding: 0;
  background: transparent;
  color: #64748b;
  font: inherit;
  cursor: text;
}

.status-course-validity-display:hover {
  color: #2563eb;
}

.status-course-expiry-input {
  width: 150px;
  min-width: 150px;
  padding: 8px 12px;
  text-align: right;
}

.status-course-side.is-saving {
  opacity: 0.72;
}

.user-course-stack {
  display: grid;
  gap: 8px;
  min-width: 160px;
}

.user-course-line {
  min-width: 0;
}

.user-course-line .mini-tag {
  margin: 0;
}

.user-edit-course-panel {
  grid-column: 1 / -1;
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid #e6edf7;
  border-radius: 18px;
  background: #f8fafc;
}

.user-edit-course-title {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
}

.user-edit-course-list {
  display: grid;
  gap: 12px;
}

.user-edit-course-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 16px;
  align-items: end;
  padding: 14px 16px;
  border: 1px solid #dbe3ef;
  border-radius: 14px;
  background: #fff;
}

.user-edit-course-info {
  min-width: 0;
  display: grid;
  gap: 6px;
}

.user-edit-course-info strong {
  word-break: break-all;
}

.user-edit-course-expiry {
  display: grid;
  gap: 8px;
}

.user-edit-course-expiry span {
  color: #475569;
  font-size: 13px;
  font-weight: 600;
}

.question-import-layout {
  align-items: start;
}

.question-import-column {
  min-width: 0;
}

.question-import-form,
.question-import-preview {
  display: grid;
  gap: 14px;
}

.question-import-file-meta {
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
  word-break: break-all;
}

.question-import-template-bar {
  padding: 14px 16px;
  border: 1px solid #dbe3ef;
  border-radius: 18px;
  background: #f8fafc;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.question-import-template-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.question-import-template-copy strong {
  font-size: 14px;
  color: #0f172a;
}

.question-import-template-copy span,
.question-import-template-tip {
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.question-import-template-link {
  white-space: nowrap;
}

.question-import-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.question-import-stat {
  padding: 16px;
  border: 1px solid #e6edf7;
  border-radius: 18px;
  background: #f8fafc;
  display: grid;
  gap: 6px;
}

.question-import-stat strong {
  font-size: 30px;
}

.question-import-stat span {
  font-weight: 600;
}

.question-import-stat small {
  color: #64748b;
}

.question-import-warning-wrap,
.question-import-result {
  display: grid;
  gap: 10px;
}

.question-import-subtitle {
  margin: 0;
  font-size: 16px;
}

.question-import-warning-list {
  margin: 0;
  padding-left: 20px;
  display: grid;
  gap: 8px;
  color: #475569;
}

.question-import-empty {
  min-height: 120px;
}

.question-bank-viewer-layout {
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  align-items: start;
}

.question-bank-viewer-page {
  display: grid;
  gap: 16px;
}

.question-bank-viewer-toolbar,
.question-bank-viewer-bank-panel,
.question-bank-viewer-results {
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.04);
}

.question-bank-viewer-toolbar {
  padding: 18px 20px;
}

.question-bank-viewer-toolbar-head,
.question-bank-viewer-results-head,
.question-bank-viewer-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.question-bank-viewer-toolbar-copy,
.question-bank-viewer-results-head > div:first-child,
.question-bank-viewer-section-head > div:first-child {
  min-width: 0;
}

.question-bank-viewer-toolbar .panel-title {
  font-size: 30px;
  line-height: 1.15;
}

.question-bank-viewer-toolbar .panel-subtitle,
.question-bank-viewer-section-subtitle {
  margin: 4px 0 0;
  color: #64748b;
  line-height: 1.6;
}

.question-bank-viewer-toolbar-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.question-bank-viewer-stat {
  min-width: 110px;
  padding: 12px 16px;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  background: #f8fafc;
  display: grid;
  gap: 2px;
}

.question-bank-viewer-stat strong {
  font-size: 24px;
  color: #0f172a;
  line-height: 1.1;
}

.question-bank-viewer-stat span {
  font-size: 12px;
  color: #64748b;
  font-weight: 600;
}

.question-bank-viewer-filter-row {
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(280px, 1.3fr) minmax(180px, 240px) auto auto;
  gap: 12px;
  align-items: center;
}

.question-bank-viewer-bank-panel,
.question-bank-viewer-results {
  padding: 16px 18px;
}

.question-bank-viewer-section-title {
  margin: 0;
  font-size: 18px;
  color: #0f172a;
}

.question-bank-viewer-paper-strip {
  margin-top: 14px;
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.question-bank-viewer-paper-pill {
  min-width: 240px;
  max-width: 320px;
  padding: 12px 14px;
  border: 1px solid #dbe3ef;
  border-radius: 12px;
  background: #fff;
  text-align: left;
  display: grid;
  gap: 6px;
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.question-bank-viewer-paper-pill:hover {
  border-color: #93c5fd;
}

.question-bank-viewer-paper-pill.active {
  border-color: #2563eb;
  background: #eff6ff;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.08);
}

.question-bank-viewer-paper-pill-title {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.5;
}

.question-bank-viewer-paper-pill-meta,
.question-bank-viewer-results-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  color: #64748b;
  font-size: 12px;
}

.question-bank-viewer-results-head {
  padding-bottom: 14px;
  border-bottom: 1px solid #eaf0f6;
}

.question-bank-viewer-list {
  gap: 0;
}

.question-bank-viewer-row {
  padding: 18px 0;
  border: 0;
  border-bottom: 1px solid #eef2f7;
  border-radius: 0;
  box-shadow: none;
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 18px;
  background: transparent;
}

.question-bank-viewer-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.question-bank-viewer-row:first-child {
  padding-top: 16px;
}

.question-bank-viewer-row-side {
  display: grid;
  align-content: start;
  gap: 10px;
}

.question-bank-viewer-answer-badge {
  min-height: 54px;
  padding: 8px 10px;
  border-radius: 14px;
  background: #eff6ff;
  color: #1d4ed8;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 24px;
  font-weight: 800;
  line-height: 1;
}

.question-bank-viewer-row-side-meta {
  display: grid;
  gap: 4px;
}

.question-bank-viewer-row-side-meta strong {
  color: #0f172a;
  font-size: 14px;
}

.question-bank-viewer-row-side-meta span {
  color: #64748b;
  font-size: 12px;
}

.question-bank-viewer-row-main {
  min-width: 0;
  display: grid;
  gap: 12px;
}

.question-bank-viewer-row-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.question-bank-viewer-row-meta {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.question-bank-viewer-row-index {
  color: #64748b;
  font-size: 14px;
  font-weight: 700;
}

.question-bank-viewer-row-actions {
  flex-shrink: 0;
}

.question-bank-viewer-row-extra {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.question-bank-viewer-row-editing {
  padding: 18px;
  border: 1px solid #bfdbfe;
  border-radius: 12px;
  background: #f8fbff;
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.08);
  margin: 8px 0;
}

.question-bank-viewer-row-editing .question-bank-viewer-row-main {
  gap: 14px;
}

.six-analysis-layout {
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.six-analysis-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px 18px;
}

.six-analysis-heading-main {
  min-width: 0;
  display: grid;
  gap: 6px;
  flex: 1 1 220px;
}

.question-bank-relation-layout {
  grid-template-columns: minmax(320px, 380px) minmax(0, 1fr);
  align-items: start;
}

.question-bank-list {
  display: grid;
  gap: 12px;
  max-height: 980px;
  overflow: auto;
  padding-right: 4px;
}

.question-bank-list-item {
  width: 100%;
  border: 1px solid #dbe3ef;
  border-radius: 18px;
  padding: 14px 15px;
  background: #fff;
  text-align: left;
  display: grid;
  gap: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.question-bank-list-item:hover {
  border-color: #93c5fd;
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.08);
}

.question-bank-list-item.active {
  border-color: #2563eb;
  background: linear-gradient(180deg, #eff6ff 0%, #ffffff 100%);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.14);
}

.question-bank-relation-item {
  padding: 0;
  overflow: hidden;
}

.question-bank-relation-item.is-related {
  border-color: #bfdbfe;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.question-bank-relation-item.is-disabled {
  opacity: 0.84;
}

.question-bank-relation-item-head {
  display: grid;
  gap: 10px;
  padding: 14px 15px;
}

.question-bank-relation-primary {
  border: 0;
  background: transparent;
  text-align: left;
  padding: 0;
  display: grid;
  gap: 8px;
}

.question-bank-check {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #334155;
  font-size: 13px;
  font-weight: 600;
}

.question-bank-check input {
  width: 16px;
  height: 16px;
  margin: 0;
}

.question-bank-inline-hint {
  padding: 0 15px 14px;
  color: #64748b;
  font-size: 12px;
}

.question-bank-list-title {
  font-size: 15px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.5;
}

.question-bank-list-title-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.question-bank-main-tag {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  border: 1px solid transparent;
}

.question-bank-main-tag.is-main {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1d4ed8;
}

.question-bank-main-tag.is-related-bank {
  background: #f8fafc;
  border-color: #cbd5e1;
  color: #475569;
}

.question-bank-viewer-main-tag {
  color: #dc2626;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
}

.question-bank-list-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  color: #64748b;
  font-size: 12px;
}

.question-bank-detail,
.question-bank-question-list {
  display: grid;
  gap: 14px;
}

.question-bank-relation-detail {
  display: grid;
  gap: 16px;
}

.question-bank-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.question-bank-relation-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.question-bank-relation-inner-card {
  padding: 18px;
  border-radius: 20px;
  box-shadow: none;
  background: #fbfdff;
}

.question-bank-inner-title {
  font-size: 18px;
}

.question-bank-relation-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.question-bank-related-list {
  display: grid;
  gap: 12px;
}

.question-bank-related-card {
  padding: 14px 15px;
  border: 1px solid #dbe7f4;
  border-radius: 16px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.question-bank-related-main {
  min-width: 0;
  display: grid;
  gap: 8px;
}

.question-bank-relation-empty {
  min-height: 120px;
}

.question-bank-summary-item {
  padding: 16px;
  border: 1px solid #e6edf7;
  border-radius: 18px;
  background: #f8fafc;
  display: grid;
  gap: 6px;
}

.question-bank-summary-item strong {
  font-size: 28px;
  color: #0f172a;
}

.question-bank-summary-item span {
  color: #64748b;
  font-weight: 600;
}

.question-bank-question-card {
  padding: 18px;
  border: 1px solid #e6edf7;
  border-radius: 22px;
  background: #fff;
  display: grid;
  gap: 14px;
}

.question-bank-question-head {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}

.question-bank-question-no {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 100%);
  color: #1d4ed8;
  font-size: 20px;
  font-weight: 800;
}

.question-bank-question-content {
  display: grid;
  gap: 8px;
}

.question-bank-question-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.question-bank-question-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.question-bank-question-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.question-bank-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  margin: 0;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
}

.question-bank-chip-type {
  background: #dbeafe;
  color: #1d4ed8;
}

.question-bank-chip-module {
  background: #f1f5f9;
  color: #475569;
}

.question-bank-chip-tag {
  border: 1px solid transparent;
}

.question-bank-chip-tag-critical {
  background: #fef2f2;
  border-color: #fecaca;
  color: #dc2626;
}

.question-bank-chip-tag-warning {
  background: #fff7ed;
  border-color: #fed7aa;
  color: #ea580c;
}

.question-bank-chip-tag-accent {
  background: #faf5ff;
  border-color: #e9d5ff;
  color: #9333ea;
}

.question-bank-chip-tag-success {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #16a34a;
}

.question-bank-chip-tag-default {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1d4ed8;
}

.question-bank-question-stem {
  color: #0f172a;
  line-height: 1.7;
  font-size: 15px;
}

.question-bank-question-image-wrap {
  margin-top: 12px;
}

.question-bank-question-image {
  display: block;
  max-width: min(100%, 420px);
  max-height: 280px;
  border-radius: 8px;
  border: 1px solid #dbe3f0;
  background: #ffffff;
  object-fit: contain;
}

.question-bank-option-list {
  display: grid;
  gap: 10px;
}

.question-bank-option {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 13px;
  border-radius: 14px;
  background: #f8fafc;
  color: #334155;
}

.question-bank-option.is-correct {
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 600;
}

.question-bank-option-key {
  font-weight: 700;
}

.score-query-attempt-trigger {
  border: 0;
  padding: 0;
  background: transparent;
  color: #2563eb;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.score-query-attempt-trigger.is-active {
  color: #0f172a;
  text-decoration: none;
}

.score-query-detail-card {
  margin-top: 18px;
}

.score-query-search-card {
  margin-top: 18px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.score-query-search-toolbar {
  display: grid;
  grid-template-columns: minmax(160px, 220px) minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
}

.score-query-search-select,
.score-query-search-input {
  min-width: 0;
}

.score-query-search-clear {
  min-width: 72px;
}

.score-query-search-meta {
  margin-top: 10px;
  color: #64748b;
  font-size: 13px;
  font-weight: 600;
}

@media (max-width: 900px) {
  .score-query-search-toolbar {
    grid-template-columns: 1fr;
  }

  .score-query-search-clear {
    width: 100%;
  }
}

.statistics-question-card {
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.statistics-question-card:hover {
  border-color: #93c5fd;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.1);
}

.statistics-question-trigger {
  color: #2563eb;
  font-size: 13px;
  font-weight: 700;
}

.statistics-rate-chip {
  background: #ecfeff;
  border: 1px solid #bae6fd;
  color: #0369a1;
}

.statistics-question-tag-row {
  margin-top: 10px;
  margin-bottom: 10px;
}

.statistics-analysis-page {
  display: grid;
  gap: 20px;
}

.statistics-analysis-search-card {
  display: grid;
  gap: 16px;
}

.statistics-six-analysis {
  display: grid;
  gap: 14px;
  padding: 16px 18px 18px;
  border: 1px solid #e6edf7;
  border-radius: 12px;
  background: #ffffff;
}

.statistics-six-analysis-head {
  display: grid;
  gap: 4px;
}

.six-analysis-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 0;
  flex: 1 1 520px;
}

.six-analysis-metric-select {
  min-width: 180px;
  max-width: 240px;
}

.six-analysis-date-input {
  min-width: 146px;
  max-width: 170px;
}

.six-analysis-toolbar-separator {
  color: #64748b;
  font-size: 13px;
  font-weight: 600;
}

.six-analysis-range-hint {
  margin-top: 10px;
  color: #64748b;
  font-size: 13px;
  font-weight: 600;
}

.student-monitor2-page {
  display: grid;
  gap: 14px;
}

.student-monitor2-hero,
.student-monitor2-overview-card,
.student-monitor2-filter-card,
.student-monitor2-topbar,
.student-monitor2-panel {
  border-radius: 14px;
  padding: 18px 20px;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.student-monitor2-filter-card {
  background: #fff;
}

.student-monitor2-filter-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.student-monitor2-filter-title {
  margin: 0;
  color: #111827;
  font-size: 18px;
}

.student-monitor2-filter-hint {
  margin: 6px 0 0;
  color: #64748b;
  font-size: 13px;
}

.student-monitor2-filter-mode {
  min-height: 30px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #eef4ff;
  color: #3154c4;
  font-size: 12px;
  font-weight: 700;
}

.student-monitor2-selector-top {
  align-items: end;
}

.student-monitor2-selector-group {
  display: grid;
  gap: 8px;
}

.student-monitor2-filter-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.student-monitor2-filter-stat {
  min-height: 68px;
  padding: 12px 14px;
  border: 1px solid #e5ecf7;
  border-radius: 12px;
  background: #f8fafc;
  display: grid;
  gap: 6px;
}

.student-monitor2-filter-stat span {
  color: #64748b;
  font-size: 12px;
  font-weight: 700;
}

.student-monitor2-filter-stat strong {
  color: #111827;
  font-size: 18px;
  line-height: 1.2;
}

.student-monitor2-hero {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  background: linear-gradient(135deg, #f7faff 0%, #eef4ff 100%);
}

.student-monitor2-kicker {
  margin: 0 0 8px;
  color: #3154c4;
  font-size: 12px;
  font-weight: 800;
}

.student-monitor2-hero-title {
  margin: 0;
  color: #111827;
  font-size: 26px;
  line-height: 1.15;
}

.student-monitor2-hero-subtitle {
  margin: 8px 0 0;
  color: #64748b;
  font-size: 14px;
}

.student-monitor2-hero-side {
  display: grid;
  gap: 8px;
  justify-items: end;
}

.student-monitor2-hero-badge {
  min-height: 30px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: #3154c4;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}

.student-monitor2-hero-note {
  color: #64748b;
  font-size: 12px;
}

.student-monitor2-overview-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.student-monitor2-overview-card {
  background: #fff;
}

.student-monitor2-overview-card.is-warning .student-monitor2-overview-value {
  color: #dc2626;
}

.student-monitor2-overview-card.is-good .student-monitor2-overview-value {
  color: #16a34a;
}

.student-monitor2-overview-label {
  color: #64748b;
  font-size: 12px;
  font-weight: 700;
}

.student-monitor2-overview-value {
  margin-top: 8px;
  color: #111827;
  font-size: 24px;
  font-weight: 800;
  line-height: 1.1;
}

.student-monitor2-overview-hint {
  margin-top: 8px;
  color: #94a3b8;
  font-size: 12px;
}

.student-monitor2-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.student-monitor2-selector-label {
  color: #111827;
  font-size: 14px;
  font-weight: 700;
}

.student-monitor2-class-select,
.student-monitor2-user-select {
  width: 320px;
}

.student-monitor2-chip-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 10px;
}

.student-monitor2-class-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 8px;
  background: #effcf3;
  color: #16a34a;
  font-size: 12px;
  font-weight: 800;
}

.student-monitor2-meta {
  color: #64748b;
  font-size: 13px;
}

.student-monitor2-meta strong {
  color: #111827;
}

.student-monitor2-grid-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
  gap: 14px;
}

.student-monitor2-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.student-monitor2-panel-head h3 {
  margin: 0;
  color: #111827;
  font-size: 15px;
}

.student-monitor2-score-chart {
  min-height: 194px;
}

.student-monitor2-empty-chart,
.student-monitor2-empty-list {
  min-height: 160px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px dashed #d7dfec;
  background: #f8fafc;
  color: #94a3b8;
  font-size: 13px;
}

.student-monitor2-score-svg,
.student-monitor2-radar-svg {
  width: 100%;
  height: auto;
  display: block;
}

.student-monitor2-weak-list {
  display: grid;
  gap: 12px;
  min-height: 150px;
}

.student-monitor2-weak-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #edf2f7;
}

.student-monitor2-weak-row:last-child {
  border-bottom: 0;
}

.student-monitor2-weak-main {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-width: 0;
}

.student-monitor2-weak-dot {
  width: 12px;
  height: 12px;
  margin-top: 5px;
  border-radius: 50%;
  flex: 0 0 12px;
}

.student-monitor2-weak-dot.is-watch {
  background: #eab308;
}

.student-monitor2-weak-dot.is-removed {
  background: #4ade80;
}

.student-monitor2-weak-dot.is-evolving {
  background: #f43f5e;
}

.student-monitor2-weak-name {
  color: #111827;
  font-size: 14px;
  font-weight: 600;
}

.student-monitor2-weak-meta {
  margin-top: 2px;
  color: #64748b;
  font-size: 12px;
}

.student-monitor2-weak-status {
  min-width: 60px;
  text-align: right;
  font-size: 12px;
  font-weight: 700;
}

.student-monitor2-weak-status.is-watch {
  color: #111827;
}

.student-monitor2-weak-status.is-removed {
  color: #64748b;
}

.student-monitor2-weak-status.is-evolving {
  color: #dc2626;
}

.student-monitor2-weak-actions {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
  gap: 8px;
  margin-top: 14px;
}

.student-monitor2-sub-btn,
.student-monitor2-sub-link {
  min-height: 32px;
  border: 1px solid #e5e7eb;
  background: #f8fafc;
  color: #111827;
  border-radius: 0;
}

.student-monitor2-modules {
  margin-top: 0;
}

.student-monitor2-module-hints {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
}

.student-monitor2-module-hints .is-weak {
  color: #ef4444;
}

.student-monitor2-module-hints .is-strong {
  color: #16a34a;
}

.student-monitor2-module-layout {
  display: grid;
  grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.2fr);
  gap: 18px;
  align-items: center;
}

.student-monitor2-radar-wrap {
  max-width: 320px;
}

.student-monitor2-module-list {
  display: grid;
  gap: 10px;
}

.student-monitor2-module-row {
  display: grid;
  grid-template-columns: 36px 92px minmax(0, 1fr) 48px;
  gap: 10px;
  align-items: center;
  color: #475569;
  font-size: 13px;
}

.student-monitor2-module-bar {
  height: 4px;
  overflow: hidden;
  border-radius: 999px;
  background: #dce3f4;
}

.student-monitor2-module-bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: #3154c4;
}

.student-monitor2-module-value {
  text-align: right;
  color: #16a34a;
}

.student-monitor2-module-value.is-low {
  color: #ef4444;
}

.student-monitor2-module-value.is-high {
  color: #16a34a;
}

.student-monitor2-module-summary {
  margin: 2px 0 0;
  color: #64748b;
  font-size: 13px;
}

.student-monitor2-module-summary strong {
  color: #111827;
  margin-right: 8px;
}

.student-monitor2-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.student-monitor2-quick-btn {
  min-height: 52px;
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 6px;
  border: 1px solid #e5e7eb;
  background: #f8fafc;
  color: #111827;
  font-size: 13px;
  border-radius: 0;
}

.student-monitor2-quick-btn.is-active {
  background: #3154c4;
  color: #fff;
}

.student-monitor2-action-note {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #edf2f7;
  color: #64748b;
  font-size: 13px;
}

.student-monitor2-action-panel {
  margin-top: 0;
}

.student-monitor2-prediction-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1fr);
  gap: 18px;
  align-items: center;
}

.student-monitor2-prediction-main {
  padding: 20px;
  border-radius: 12px;
  background: #f8fafc;
  text-align: center;
}

.student-monitor2-prediction-score {
  color: #111827;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
}

.student-monitor2-prediction-label {
  margin-top: 10px;
  color: #3154c4;
  font-size: 15px;
  font-weight: 800;
}

.student-monitor2-prediction-hint {
  margin-top: 8px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.student-monitor2-prediction-metrics,
.student-monitor2-reinforce-list,
.student-monitor2-detail-block {
  display: grid;
  gap: 10px;
}

.student-monitor2-predict-row,
.student-monitor2-reinforce-row,
.student-monitor2-detail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid #edf2f7;
}

.student-monitor2-predict-row:last-child,
.student-monitor2-reinforce-row:last-child,
.student-monitor2-detail-row:last-child {
  border-bottom: 0;
}

.student-monitor2-predict-row span,
.student-monitor2-detail-row span,
.student-monitor2-reinforce-meta {
  color: #64748b;
  font-size: 13px;
}

.student-monitor2-predict-row strong,
.student-monitor2-detail-row strong,
.student-monitor2-reinforce-name {
  color: #111827;
  font-size: 14px;
  font-weight: 700;
}

.student-monitor2-inline-btn {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid #d7dfec;
  background: #fff;
  color: #3154c4;
  border-radius: 8px;
}

.student-monitor2-detail-title {
  margin: 0 0 4px;
  color: #111827;
  font-size: 14px;
}

.student-monitor2-quick-icon {
  width: 14px;
  height: 14px;
  border: 1.6px solid currentColor;
  border-radius: 50%;
}

.student-monitor2-panel + .student-monitor2-panel {
  margin-top: 0;
}

@media (max-width: 1200px) {
  .student-monitor2-filter-stats,
  .student-monitor2-overview-grid,
  .student-monitor2-grid-top,
  .student-monitor2-module-layout,
  .student-monitor2-prediction-grid {
    grid-template-columns: 1fr;
  }

  .student-monitor2-quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .student-monitor2-filter-head,
  .student-monitor2-hero {
    flex-direction: column;
  }

  .student-monitor2-hero-side {
    justify-items: start;
  }

  .student-monitor2-selector {
    align-items: stretch;
  }

  .student-monitor2-selector-group,
  .student-monitor2-class-select,
  .student-monitor2-user-select,
  .student-monitor2-page-size {
    width: 100%;
  }

  .student-monitor2-weak-actions,
  .student-monitor2-quick-grid {
    grid-template-columns: 1fr;
  }
}

.statistics-six-analysis-title {
  margin: 0;
  font-size: 18px;
  color: #0f172a;
}

.statistics-six-analysis-chart {
  display: grid;
  gap: 8px;
}

.statistics-six-analysis-row {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.statistics-six-analysis-label {
  font-size: 14px;
  font-weight: 500;
  color: #0f172a;
  line-height: 1.35;
  white-space: normal;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.statistics-six-analysis-track {
  position: relative;
  height: 32px;
  border-radius: 0;
  border: 1px solid #e5e7eb;
  background: #ffffff;
  overflow: hidden;
  width: 100%;
  padding: 0;
  cursor: pointer;
  appearance: none;
  text-align: left;
}

.statistics-six-analysis-track:hover {
  border-color: #d8b4c0;
}

.statistics-six-analysis-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(148, 163, 184, 0.14) 1px, transparent 1px);
  background-size: 20% 100%;
  pointer-events: none;
}

.statistics-six-analysis-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  min-width: 0;
}

.statistics-six-analysis-value {
  position: absolute;
  top: 50%;
  right: 10px;
  transform: translateY(-50%);
  font-size: 14px;
  font-weight: 500;
  color: #0f172a;
  z-index: 1;
}

.statistics-six-analysis-caption {
  font-size: 12px;
  color: #64748b;
}

.statistics-six-analysis-empty {
  min-height: 88px;
}

.statistics-search-empty {
  min-height: 110px;
}

.statistics-search-result-list {
  display: grid;
  gap: 16px;
}

.statistics-search-question-extra strong,
.statistics-modal-paper-meta {
  word-break: break-all;
}

.statistics-modal-paper-meta {
  margin-top: 6px;
  color: #64748b;
  font-size: 13px;
  line-height: 1.6;
}

.statistics-pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  flex-wrap: wrap;
}

.statistics-pagination-text {
  color: #475569;
  font-size: 13px;
  font-weight: 600;
}

.statistics-search-pagination {
  justify-content: space-between;
}

.statistics-pagination-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.statistics-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: rgba(15, 23, 42, 0.48);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.statistics-modal {
  width: min(760px, 100%);
  max-height: calc(100vh - 48px);
  overflow: auto;
  border: 1px solid #dbe3ef;
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.22);
}

.statistics-modal-wide {
  width: min(980px, 100%);
}

.statistics-modal-head {
  padding: 22px 22px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.statistics-modal-head-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.statistics-modal-title {
  margin: 0 0 6px;
  font-size: 22px;
}

.statistics-modal-close {
  border: 0;
  padding: 10px 14px;
  border-radius: 12px;
  background: #eff6ff;
  color: #1d4ed8;
  font-weight: 600;
}

.statistics-modal-body {
  padding: 18px 22px 22px;
  display: grid;
  gap: 16px;
}

.statistics-modal-stem {
  color: #0f172a;
  line-height: 1.8;
  font-size: 15px;
}

.statistics-modal-empty {
  min-height: 120px;
}

.statistics-modal-footnote {
  color: #64748b;
  font-size: 13px;
}

.statistics-attempt-list {
  display: grid;
  gap: 12px;
}

.statistics-attempt-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.statistics-attempt-list-title {
  color: #0f172a;
  font-size: 15px;
  font-weight: 700;
}

.statistics-inline-toggle {
  display: inline-flex;
  align-items: center;
  padding: 3px;
  border: 1px solid #dbe3ef;
  border-radius: 999px;
  background: #f8fafc;
  gap: 4px;
}

.statistics-inline-toggle-option {
  border: 0;
  background: transparent;
  color: #64748b;
  border-radius: 999px;
  min-width: 64px;
  padding: 7px 12px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
}

.statistics-inline-toggle-option.is-active {
  background: #ffffff;
  color: #0f172a;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.08);
}

.statistics-attempt-table {
  min-width: 640px;
}

.statistics-attempt-result {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.statistics-attempt-result.is-correct {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #15803d;
}

.statistics-attempt-result.is-wrong {
  background: #fff1f2;
  border-color: #fecdd3;
  color: #b91c1c;
}

.statistics-attempt-empty {
  min-height: 100px;
}

.statistics-six-question-list {
  display: grid;
  gap: 10px;
}

.statistics-six-question-block {
  display: grid;
  gap: 0;
}

.statistics-six-question-card-wrap {
  position: relative;
}

.statistics-six-question-card-wrap.is-expanded .statistics-six-question-card {
  padding-right: 152px;
}

.statistics-six-question-card {
  border: 1px solid #e6edf7;
  border-radius: 14px;
  background: #f8fafc;
  padding: 12px 14px;
  display: grid;
  gap: 8px;
  width: 100%;
  text-align: left;
  cursor: pointer;
  appearance: none;
}

.statistics-six-question-card:hover {
  border-color: #bfdbfe;
  background: #ffffff;
}

.statistics-six-question-card.is-expanded {
  border-color: #93c5fd;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  background: #ffffff;
}

.statistics-six-question-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  color: #334155;
  font-size: 13px;
}

.statistics-six-question-main {
  min-width: 0;
  flex: 1;
}

.statistics-six-question-side {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
  flex-shrink: 0;
}

.statistics-six-question-rate {
  white-space: nowrap;
}

.statistics-six-question-action-link {
  position: static;
  align-self: flex-end;
  margin-top: 8px;
  z-index: 2;
}

.statistics-six-question-stem {
  color: #0f172a;
  font-size: 14px;
  line-height: 1.6;
  margin-top: 6px;
  word-break: break-word;
}

.statistics-six-question-detail {
  border: 1px solid #dbe7f4;
  border-top: 0;
  border-bottom-left-radius: 14px;
  border-bottom-right-radius: 14px;
  background: #ffffff;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.statistics-six-question-detail-title {
  color: #0f172a;
  font-size: 14px;
  font-weight: 700;
}

.statistics-attempt-search {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.statistics-attempt-search-input {
  width: 220px;
}

.statistics-attempt-search-date {
  width: 150px;
}

.statistics-attempt-search-separator {
  color: #64748b;
  font-size: 13px;
}

.score-query-detail-empty {
  min-height: 120px;
}

.score-query-filter-empty {
  margin-top: 14px;
}

.score-query-summary {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-bottom: 16px;
}

.score-query-question-list {
  gap: 16px;
}

.score-query-question-card.is-wrong {
  border-color: #fecaca;
  background: linear-gradient(180deg, #fff7f7 0%, #ffffff 100%);
}

.score-query-question-card.is-unanswered {
  border-color: #fde68a;
  background: linear-gradient(180deg, #fffdf2 0%, #ffffff 100%);
}

.score-query-question-no.is-wrong {
  background: linear-gradient(135deg, #fee2e2 0%, #fff1f2 100%);
  color: #b91c1c;
}

.score-query-question-no.is-unanswered {
  background: linear-gradient(135deg, #fef3c7 0%, #fffbeb 100%);
  color: #b45309;
}

.score-query-chip {
  border: 1px solid transparent;
}

.score-query-chip-correct {
  background: #f0fdf4;
  border-color: #bbf7d0;
  color: #15803d;
}

.score-query-chip-wrong {
  background: #fff1f2;
  border-color: #fecdd3;
  color: #b91c1c;
}

.score-query-chip-unanswered {
  background: #fffbeb;
  border-color: #fde68a;
  color: #b45309;
}

.score-query-chip-batch {
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #c2410c;
}

.score-query-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.score-query-tag-chip {
  min-height: 26px;
  gap: 4px;
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
}

.score-query-tag-label {
  opacity: 0.72;
}

.score-query-tag-value {
  min-width: 0;
}

.score-query-tag-code {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1d4ed8;
}

.score-query-tag-name {
  background: #f8fafc;
  border: 1px solid #dbe3ef;
  color: #334155;
}

.score-query-tag-module {
  background: #eef2ff;
  border: 1px solid #c7d2fe;
  color: #4338ca;
}

.score-query-tag-attr {
  background: #faf5ff;
  border: 1px solid #e9d5ff;
  color: #9333ea;
}

.score-query-tag-scope {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #15803d;
}

.score-query-option {
  align-items: start;
}

.score-query-option.is-selected {
  border: 1px solid #bfdbfe;
  box-shadow: inset 0 0 0 1px rgba(191, 219, 254, 0.28);
}

.score-query-option.is-selected-wrong {
  border-color: #fecaca;
  background: #fff7f7;
  color: #991b1b;
  box-shadow: inset 0 0 0 1px rgba(254, 202, 202, 0.35);
}

.score-query-option-main {
  min-width: 0;
  display: grid;
  gap: 8px;
}

.score-query-option-flags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.score-query-option-flag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 700;
  line-height: 1;
}

.score-query-option-flag-selected {
  background: #eff6ff;
  border-color: #bfdbfe;
  color: #1d4ed8;
}

.score-query-option-flag-selected-wrong {
  background: #fff1f2;
  border-color: #fecdd3;
  color: #b91c1c;
}

.score-query-option-flag-correct {
  background: #ecfdf5;
  border-color: #bbf7d0;
  color: #15803d;
}

.score-query-answer-correct {
  color: #15803d;
}

.score-query-answer-wrong {
  color: #b91c1c;
}

.score-query-answer-unanswered {
  color: #b45309;
}

.question-bank-question-extra {
  display: grid;
  gap: 10px;
  padding-top: 2px;
}

.question-bank-question-extra div {
  display: grid;
  gap: 4px;
}

.question-bank-question-extra span {
  color: #64748b;
  font-size: 12px;
  font-weight: 600;
}

.question-bank-question-extra strong {
  color: #0f172a;
  line-height: 1.7;
  font-weight: 600;
}

.question-bank-question-card-editing {
  border-color: #93c5fd;
  box-shadow: 0 14px 32px rgba(37, 99, 235, 0.08);
}

.question-bank-editor {
  display: grid;
  gap: 14px;
}

.question-bank-editor-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.question-bank-editor-field {
  display: grid;
  gap: 8px;
}

.question-bank-editor-field span {
  color: #475569;
  font-size: 13px;
  font-weight: 600;
}

.question-bank-editor-textarea {
  min-height: 110px;
}

.question-bank-editor-option-list {
  display: grid;
  gap: 10px;
}

.question-bank-editor-option-row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.question-bank-editor-correct {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid #dbe3ef;
  border-radius: 14px;
  background: #f8fafc;
  color: #0f172a;
  font-weight: 700;
}

.question-bank-editor-correct input {
  margin: 0;
}

.question-bank-editor-option-input {
  min-width: 0;
}

.question-bank-tag-picker {
  border: 1px solid #dbe3ef;
  border-radius: 16px;
  background: #fff;
}

.question-bank-tag-picker[open] {
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

.question-bank-tag-picker-summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.question-bank-tag-picker-summary::-webkit-details-marker {
  display: none;
}

.question-bank-tag-picker-summary strong {
  display: block;
  color: #0f172a;
  font-size: 14px;
}

.question-bank-tag-picker-summary em {
  display: block;
  margin-top: 4px;
  color: #64748b;
  font-style: normal;
  font-size: 12px;
}

.question-bank-tag-picker-caret {
  color: #2563eb;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.question-bank-tag-picker-panel {
  border-top: 1px solid #e6edf7;
  padding: 14px 16px 16px;
  display: grid;
  gap: 12px;
}

.question-bank-tag-search {
  padding-left: 15px;
}

.question-bank-tag-selected {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.question-bank-tag-option-list {
  max-height: 280px;
  overflow: auto;
  display: grid;
  gap: 8px;
  padding-right: 4px;
}

.question-bank-tag-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid #e6edf7;
  border-radius: 12px;
  background: #f8fafc;
  color: #0f172a;
}

.question-bank-tag-option input {
  margin: 0;
}

.question-bank-tag-option-text {
  min-width: 0;
  word-break: break-all;
}

.question-bank-tag-option em {
  color: #64748b;
  font-style: normal;
  font-size: 12px;
}

.question-bank-tag-option.is-hidden,
.question-bank-tag-empty.is-hidden {
  display: none;
}

.question-bank-tag-empty {
  color: #64748b;
  font-size: 13px;
}

.activation-form {
  align-items: start;
}

.activation-course-picker {
  border: 1px solid #dbe3ef;
  border-radius: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  overflow: hidden;
}

.activation-course-picker[open] {
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

.activation-course-picker-summary {
  list-style: none;
  cursor: pointer;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.activation-course-picker-summary::-webkit-details-marker {
  display: none;
}

.activation-course-picker-summary strong {
  display: block;
  color: #0f172a;
  font-size: 14px;
}

.activation-course-picker-summary em {
  display: block;
  margin-top: 4px;
  color: #64748b;
  font-style: normal;
  font-size: 12px;
  line-height: 1.5;
}

.activation-course-picker-caret {
  color: #2563eb;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.activation-course-picker-panel {
  border-top: 1px solid #e6edf7;
  padding: 14px 16px 16px;
  display: grid;
  gap: 12px;
}

.activation-course-search {
  padding-left: 15px;
}

.activation-course-selected {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  min-height: 28px;
}

.activation-course-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1d4ed8;
  font-size: 12px;
  line-height: 1;
}

.activation-course-chip-muted {
  border-color: #dbe3ef;
  background: #f8fafc;
  color: #475569;
}

.activation-course-option-list {
  max-height: 280px;
  overflow: auto;
  display: grid;
  gap: 8px;
  padding-right: 4px;
}

.activation-course-option {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid #e6edf7;
  border-radius: 12px;
  background: #f8fafc;
  color: #0f172a;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.15s ease;
}

.activation-course-option:hover {
  border-color: #bfdbfe;
  background: #f8fbff;
}

.activation-course-option.is-selected {
  border-color: #93c5fd;
  background: #eff6ff;
}

.activation-course-option input {
  margin: 0;
}

.activation-course-option-text {
  min-width: 0;
}

.activation-course-option-text strong {
  display: block;
  color: #0f172a;
  font-size: 14px;
}

.activation-course-option-text em {
  display: block;
  margin-top: 4px;
  color: #64748b;
  font-style: normal;
  font-size: 12px;
}

.activation-course-option-state {
  color: #2563eb;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.activation-course-option.is-hidden,
.activation-course-empty.is-hidden {
  display: none;
}

.activation-course-empty {
  color: #64748b;
  font-size: 13px;
}

.activation-action-row {
  grid-column: 1 / -1;
  display: flex;
}

.activation-action-row .btn {
  width: 100%;
  min-height: 50px;
}

@media (max-width: 1080px) {
  .dashboard-kpi-grid,
  .dashboard-shortcut-grid,
  .dashboard-alert-summary {
    grid-template-columns: 1fr 1fr;
  }

  .dashboard-main-grid,
  .dashboard-hero,
  .monitor-alert-shell {
    grid-template-columns: 1fr;
    display: grid;
  }

  .dashboard-redline-grid,
  .dashboard-quality-grid,
  .dashboard-engine-list,
  .dashboard-student-grid,
  .dashboard-hitrate-grid {
    grid-template-columns: 1fr;
  }

  .dashboard-hero-stats {
    min-width: 0;
  }

  .panel-grid.two-col,
  .form-grid,
  .form-grid.compact,
  .info-grid,
  .question-import-stats,
  .question-bank-summary,
  .score-query-summary,
  .question-bank-viewer-layout,
  .question-bank-relation-layout,
  .question-bank-relation-summary,
  .exam-rule-meta-grid,
  .question-bank-editor-grid,
  .user-edit-course-row {
    grid-template-columns: 1fr;
  }

  .statistics-six-analysis-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .six-analysis-toolbar {
    justify-content: flex-start;
    flex-basis: 100%;
  }
}

@media (max-width: 860px) {
  .dashboard-kpi-grid,
  .dashboard-shortcut-grid,
  .dashboard-hero-stats,
  .dashboard-inline-metrics,
  .dashboard-alert-summary {
    grid-template-columns: 1fr;
  }

  .dashboard-quality-summary {
    grid-template-columns: 1fr;
  }

  .dashboard-exam-item {
    align-items: flex-start;
    flex-direction: column;
  }

  .app-shell {
    flex-direction: column;
  }

  .app-sidebar {
    width: 100%;
  }

  .sidebar-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .app-header {
    padding: 18px;
    flex-direction: column;
    align-items: flex-start;
  }

  .header-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .app-content {
    padding: 18px;
  }

  .qb-miaoda-page {
    padding: 18px;
  }

  .qb-miaoda-head,
  .qb-miaoda-toolbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .qb-miaoda-filter-grid {
    grid-template-columns: 1fr;
  }

  .qb-miaoda-table {
    overflow-x: auto;
  }

  .qb-miaoda-table-head,
  .qb-miaoda-row {
    min-width: 980px;
  }

  .question-bank-editor-option-row {
    grid-template-columns: 1fr;
  }
}

.users2-page {
  display: grid;
  gap: 14px;
}

.users2-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.users2-title {
  margin: 0;
  color: #111827;
  font-size: 22px;
  font-weight: 800;
}

.users2-subtitle {
  margin: 4px 0 0;
  color: #64748b;
  font-size: 13px;
}

.users2-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.users2-top-btn {
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid #d7dfec;
  background: #fff;
  color: #111827;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

.users2-top-btn.is-primary {
  background: #3154c4;
  border-color: #3154c4;
  color: #fff;
}

.users2-filter-shell,
.users2-table-shell {
  border: 1px solid #e5e7eb;
  border-radius: 6px;
  background: #fff;
}

.users2-filter-row {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) repeat(5, minmax(120px, 160px)) auto;
  gap: 8px;
  padding: 12px 14px 10px;
  align-items: center;
}

.users2-search-wrap {
  position: relative;
}

.users2-search-input,
.users2-filter-select {
  width: 100%;
  min-height: 34px;
  border: 1px solid #d7dfec;
  border-radius: 4px;
  background: #fff;
  color: #111827;
  font-size: 12px;
}

.users2-search-input {
  padding: 0 12px;
}

.users2-filter-select {
  padding: 0 10px;
}

.users2-filter-trigger {
  min-height: 34px;
  padding: 0 14px;
  border: 0;
  border-radius: 4px;
  background: #3154c4;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.users2-filter-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 14px 12px;
  color: #64748b;
  font-size: 12px;
}

.users2-filter-meta strong {
  color: #111827;
}

.users2-table-wrap {
  overflow-x: auto;
}

.users2-table {
  width: 100%;
  min-width: 1320px;
  border-collapse: collapse;
}

.users2-table th,
.users2-table td {
  padding: 10px 10px;
  border-top: 1px solid #eef2f7;
  vertical-align: middle;
  text-align: left;
  font-size: 12px;
}

.users2-table thead th {
  border-top: 0;
  background: #f8fafc;
  color: #475569;
  font-weight: 700;
  white-space: nowrap;
}

.users2-th-label {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.users2-table th.is-check,
.users2-table td.is-check {
  width: 42px;
  text-align: center;
}

.users2-user-cell {
  display: flex;
  align-items: center;
  gap: 10px;
}

.users2-avatar {
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #eef2ff;
  color: #3154c4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
  flex: 0 0 28px;
}

.users2-user-name,
.users2-work-cell strong {
  color: #111827;
  font-weight: 700;
  font-size: 13px;
}

.users2-user-meta,
.users2-work-cell span,
.users2-continuous-cell span,
.users2-status-note,
.users2-table-foot {
  color: #64748b;
  font-size: 11px;
}

.users2-work-cell,
.users2-continuous-cell,
.users2-accuracy-cell,
.users2-status-wrap {
  display: grid;
  gap: 4px;
}

.users2-progress-cell,
.users2-evolution-cell {
  display: grid;
  gap: 5px;
}

.users2-progress-main {
  color: #111827;
  font-weight: 700;
  font-size: 13px;
}

.users2-progress-main span {
  margin-left: 4px;
  color: #64748b;
  font-weight: 500;
}

.users2-progress-bar,
.users2-evolution-bar {
  height: 5px;
  overflow: hidden;
  border-radius: 999px;
  background: #dbe4ff;
}

.users2-progress-bar span,
.users2-evolution-bar span {
  display: block;
  height: 100%;
  border-radius: 999px;
  background: #3154c4;
}

.users2-continuous-cell strong {
  color: #111827;
  font-size: 13px;
}

.users2-accuracy-cell span:first-child {
  color: #65a30d;
}

.users2-accuracy-cell span:last-child {
  color: #d97706;
}

.users2-accuracy-cell strong {
  color: #111827;
  font-weight: 700;
}

.users2-risk-badge {
  display: inline-flex;
  align-items: center;
  min-height: 20px;
  padding: 0 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.users2-risk-badge.is-p0 {
  background: #fee2e2;
  color: #b91c1c;
}

.users2-risk-badge.is-p1 {
  background: #fef3c7;
  color: #b45309;
}

.users2-risk-badge.is-p2 {
  background: #dcfce7;
  color: #15803d;
}

.users2-risk-empty {
  color: #cbd5e1;
}

.users2-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 20px;
  padding: 0 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
}

.users2-status-badge.is-active {
  background: #dbeafe;
  color: #1d4ed8;
}

.users2-status-badge.is-disabled {
  background: #fee2e2;
  color: #b91c1c;
}

.users2-status-badge.is-wechat {
  background: #ecfccb;
  color: #3f6212;
}

.users2-action-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.users2-icon-btn {
  position: relative;
  width: 18px;
  height: 18px;
  border: 0;
  background: transparent;
  color: #3154c4;
  font-size: 0;
  line-height: 1;
  padding: 0;
  cursor: pointer;
  opacity: 0.9;
}

.users2-icon-btn:hover {
  opacity: 1;
}

.users2-icon-btn:disabled {
  color: #94a3b8;
  cursor: not-allowed;
  opacity: 0.55;
}

.users2-icon-btn:disabled:hover {
  opacity: 0.55;
}

.users2-icon-btn-danger {
  color: #dc2626;
}

.users2-icon-btn.is-chart {
  display: inline-flex;
  align-items: flex-end;
  gap: 2px;
  padding-bottom: 1px;
}

.users2-icon-btn.is-chart span {
  display: block;
  width: 3px;
  background: currentColor;
  border-radius: 2px 2px 0 0;
}

.users2-icon-btn.is-chart span:nth-child(1) {
  height: 8px;
}

.users2-icon-btn.is-chart span:nth-child(2) {
  height: 12px;
}

.users2-icon-btn.is-chart span:nth-child(3) {
  height: 6px;
}

.users2-icon-btn.is-edit::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 8px;
  width: 10px;
  height: 1.8px;
  background: currentColor;
  transform: rotate(-45deg);
  border-radius: 2px;
}

.users2-icon-btn.is-edit::after {
  content: "";
  position: absolute;
  right: 2px;
  top: 3px;
  width: 0;
  height: 0;
  border-left: 3px solid currentColor;
  border-top: 2px solid transparent;
  border-bottom: 2px solid transparent;
  transform: rotate(-45deg);
}

.users2-icon-btn.is-book::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 3px;
  width: 11px;
  height: 12px;
  border: 1.5px solid currentColor;
  border-radius: 2px;
}

.users2-icon-btn.is-book::after {
  content: "";
  position: absolute;
  left: 8px;
  top: 4px;
  width: 1px;
  height: 10px;
  background: currentColor;
  opacity: 0.8;
}

.users2-icon-btn.is-unbind::before,
.users2-icon-btn.is-unbind::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 8px;
  border: 1.5px solid currentColor;
  border-radius: 4px;
  transform: rotate(35deg);
}

.users2-icon-btn.is-unbind::before {
  left: 3px;
  top: 6px;
}

.users2-icon-btn.is-unbind::after {
  right: 2px;
  top: 3px;
}

.users2-icon-btn.is-view::before {
  content: "";
  position: absolute;
  inset: 4px 1px;
  border: 1.4px solid currentColor;
  border-radius: 999px / 70%;
}

.users2-icon-btn.is-view::after {
  content: "";
  position: absolute;
  left: 7px;
  top: 7px;
  width: 4px;
  height: 4px;
  background: currentColor;
  border-radius: 999px;
}

.users2-icon-btn.is-delete::before,
.users2-icon-btn.is-delete::after {
  content: "";
  position: absolute;
  left: 3px;
  top: 8px;
  width: 12px;
  height: 1.4px;
  background: currentColor;
  border-radius: 2px;
}

.users2-icon-btn.is-delete::before {
  transform: rotate(45deg);
}

.users2-icon-btn.is-delete::after {
  transform: rotate(-45deg);
}

.users2-table-foot {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px 14px;
  border-top: 1px solid #eef2f7;
}

.users2-empty {
  text-align: center;
  color: #94a3b8;
  min-height: 180px;
}

.users2-modal .statistics-modal-body {
  gap: 14px;
}

.statistics-modal.users2-course-modal {
  max-width: 920px;
}

.users2-course-section {
  display: grid;
  gap: 12px;
}

.users2-course-section + .users2-course-section {
  padding-top: 8px;
  border-top: 1px solid #e5e7eb;
}

.users2-course-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.users2-course-section-head h4 {
  margin: 0;
  font-size: 16px;
  color: #111827;
}

.users2-course-section-head span {
  font-size: 12px;
  color: #64748b;
}

.users2-course-card {
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 14px 16px;
  display: grid;
  gap: 12px;
  background: #ffffff;
}

.users2-course-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.users2-course-card-head strong {
  font-size: 15px;
  color: #111827;
}

.users2-course-card-meta {
  margin-top: 4px;
  font-size: 12px;
  color: #64748b;
}

.users2-course-card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 10px;
}

.users2-course-card-actions label,
.users2-course-open-row label {
  display: grid;
  gap: 6px;
  min-width: 160px;
  color: #475569;
  font-size: 12px;
}

.users2-course-open-row {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 12px;
}

.users2-course-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: #e2e8f0;
  color: #475569;
}

.users2-course-status.is-active {
  background: #dcfce7;
  color: #166534;
}

.users2-course-status.is-expired,
.users2-course-status.is-cancelled {
  background: #fee2e2;
  color: #b91c1c;
}

.users2-course-status.is-pending {
  background: #fef3c7;
  color: #b45309;
}

.users2-course-empty {
  padding: 20px 0;
  text-align: center;
  color: #94a3b8;
}

@media (max-width: 1280px) {
  .users2-filter-row {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .users2-head {
    flex-direction: column;
  }

  .users2-toolbar {
    width: 100%;
  }

  .users2-filter-row {
    grid-template-columns: 1fr;
  }

  .users2-course-card-head,
  .users2-course-open-row {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (max-width: 1080px) {
  .question-bank-viewer-filter-row {
    grid-template-columns: 1fr 1fr;
  }

  .question-bank-viewer-row {
    grid-template-columns: 1fr;
  }

  .question-bank-viewer-row-extra {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .question-bank-viewer-toolbar-head,
  .question-bank-viewer-results-head,
  .question-bank-viewer-section-head,
  .question-bank-viewer-row-topbar {
    flex-direction: column;
  }

  .question-bank-viewer-filter-row {
    grid-template-columns: 1fr;
  }
}