/* Fusion AI.iQ design tokens — shared portal + exam chrome */
:root {
  --fusion-navy: #0f2744;
  --fusion-navy-soft: #1a3a5c;
  --fusion-accent: #2b6cb0;
  --fusion-accent-hover: #2563a8;
  --fusion-surface: #f6f8fb;
  --fusion-border: #e2e8f0;
  --fusion-text: #1a202c;
  --fusion-muted: #64748b;
  --fusion-radius: 10px;
  --fusion-radius-sm: 6px;
  --fusion-font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --fusion-shadow: 0 1px 3px rgba(15, 39, 68, 0.08);
}

body.theme-dark {
  --fusion-surface: #0d1520;
  --fusion-border: #2d3748;
  --fusion-text: #e2e8f0;
  --fusion-muted: #94a3b8;
}

.app-module-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-left: 1rem;
}

.app-module-nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fusion-muted);
  text-decoration: none;
  padding: 0.35rem 0.65rem;
  border-radius: var(--fusion-radius-sm);
}

.app-module-nav a:hover {
  color: var(--fusion-accent);
  background: rgba(43, 108, 176, 0.08);
}

.app-module-nav a.active {
  color: var(--fusion-accent);
  background: rgba(43, 108, 176, 0.12);
}

.msg-body sup.cite-ref a {
  color: var(--fusion-accent);
  text-decoration: none;
  font-weight: 600;
}

.msg-body sup.cite-ref a:hover {
  text-decoration: underline;
}

.users-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.users-table th,
.users-table td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--fusion-border);
  text-align: left;
}

.users-table tr:hover td {
  background: rgba(43, 108, 176, 0.04);
}

.user-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.user-modules span,
.user-modules .mod-badge {
  font-size: 0.7rem;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: var(--fusion-border);
  font-weight: 600;
  line-height: 1.5;
  white-space: nowrap;
}

.user-modules .mod-badge.mod-assist {
  background: rgba(43, 108, 176, 0.12);
  color: #2563eb;
}

.user-modules .mod-badge.mod-academai {
  background: rgba(16, 185, 129, 0.14);
  color: #0f9d6b;
}

.user-modules .mod-badge.mod-admin {
  background: rgba(245, 158, 11, 0.16);
  color: #b45309;
}

.user-modules .mod-badge.mod-exam {
  background: rgba(139, 92, 246, 0.14);
  color: #7c3aed;
}

.user-modules .mod-badge.mod-reference {
  background: rgba(20, 184, 166, 0.14);
  color: #0d9488;
}

.module-checkboxes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

.users-subtabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin: 0.75rem 0 1rem;
}

.users-subtab {
  border: 1px solid var(--fusion-border);
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
}

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

.field-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
}

.field-inline .filter-select {
  min-width: 8rem;
}

.activity-hint {
  font-size: 0.82rem;
  margin: 0 0 0.85rem;
}

.activity-topic-cell {
  max-width: 22rem;
  line-height: 1.4;
}

.activity-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.activity-stat {
  flex: 1 1 8rem;
  min-width: 7rem;
  background: var(--bg-subtle, rgba(148, 163, 184, 0.06));
  border: 1px solid var(--fusion-border);
  border-radius: var(--radius, 10px);
  padding: 0.75rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.activity-stat strong {
  font-size: 1.45rem;
  line-height: 1.1;
  color: var(--text);
}

.activity-stat span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  color: var(--muted);
}

.activity-section {
  margin-bottom: 1.25rem;
}

.activity-section-title {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.activity-chart-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.activity-chart-mode {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.85rem;
}

.user-activity-chart-card {
  border: 1px solid var(--fusion-border);
  border-radius: var(--radius, 10px);
  background: var(--card, #fff);
  padding: 0.85rem 1rem 1rem;
}

.user-activity-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  margin-bottom: 0.65rem;
}

.user-activity-chart-legend .legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.user-activity-chart-legend .legend-item::before {
  content: "";
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 2px;
  display: inline-block;
}

.legend-item--questions::before {
  background: rgba(30, 184, 168, 0.85);
}

.legend-item--users::before {
  background: #f59e0b;
  border-radius: 999px;
}

.legend-item--sessions::before {
  background: #6366f1;
  border-radius: 999px;
}

.user-activity-chart {
  width: 100%;
  height: auto;
  min-height: 16rem;
  display: block;
  color: var(--primary, #1eb8a8);
}

.user-activity-chart.empty {
  min-height: 8rem;
  display: grid;
  place-items: center;
  border: 1px dashed var(--fusion-border);
  border-radius: var(--radius, 10px);
}

.user-activity-chart-grid line {
  stroke: rgba(148, 163, 184, 0.22);
  stroke-width: 1;
}

.user-activity-chart-grid text {
  fill: var(--muted);
  font-size: 11px;
}

.user-activity-chart-axis {
  stroke: rgba(100, 116, 139, 0.45);
  stroke-width: 1.2;
}

.user-activity-chart-bar {
  fill: rgba(30, 184, 168, 0.78);
}

.user-activity-chart-line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.user-activity-chart-line--users {
  stroke: #f59e0b;
}

.user-activity-chart-line--sessions {
  stroke: #6366f1;
  stroke-dasharray: 6 4;
}

.user-activity-chart-dot {
  vector-effect: non-scaling-stroke;
}

.user-activity-chart-dot--users {
  fill: #fff;
  stroke: #f59e0b;
  stroke-width: 2;
}

.user-activity-chart-dot--sessions {
  fill: #fff;
  stroke: #6366f1;
  stroke-width: 2;
}

.user-activity-chart-x {
  fill: var(--muted);
  font-size: 10px;
}

.activity-custom-range {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
}

.users-table tfoot td,
.docs-table tfoot td {
  background: var(--bg-subtle, rgba(148, 163, 184, 0.06));
  border-top: 2px solid var(--fusion-border);
  font-weight: 600;
}

/* —— Users: redesigned accounts view —— */
.users-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.users-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0.5rem 0 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--fusion-border);
}

.users-toolbar-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  flex: 1 1 auto;
}

.users-toolbar-filters .search-input {
  min-width: 16rem;
  flex: 1 1 16rem;
  max-width: 26rem;
}

.users-toolbar-filters .filter-select {
  min-width: 9rem;
}

.users-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.users-count {
  font-size: 0.8rem;
  font-weight: 600;
}

.users-empty {
  padding: 2rem 1rem;
  text-align: center;
  font-size: 0.9rem;
}

.users-table--rich {
  font-size: 0.88rem;
}

.users-table--rich th {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 700;
  background: var(--bg-subtle, rgba(148, 163, 184, 0.06));
}

.users-table--rich td {
  vertical-align: middle;
}

.users-table--rich td.num {
  text-align: center;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

.users-table--rich th.num {
  text-align: center;
}

.users-table--rich th.users-sort-th {
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

.users-table--rich th.users-sort-th:hover,
.users-table--rich th.users-sort-th:focus-visible {
  color: var(--text, #0f172a);
  background: var(--bg-hover, rgba(148, 163, 184, 0.12));
  outline: none;
}

.users-table--rich th.users-sort-th.is-sorted {
  color: var(--accent, #0d9488);
}

.users-table--rich td.nowrap,
.users-table--rich .nowrap {
  white-space: nowrap;
}

.user-cell {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
}

.user-avatar {
  flex-shrink: 0;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary, #2563eb), var(--accent, #f472b6));
  text-transform: uppercase;
}

.user-id {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-id strong {
  line-height: 1.2;
}

.user-email {
  font-size: 0.76rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 16rem;
}

.role-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.16rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
  background: rgba(148, 163, 184, 0.16);
  color: var(--text-secondary);
}

.role-badge.role-admin {
  background: rgba(220, 38, 38, 0.12);
  color: #dc2626;
}

.role-badge.role-engineer {
  background: rgba(43, 108, 176, 0.12);
  color: #2563eb;
}

.role-badge.role-content_author {
  background: rgba(245, 158, 11, 0.16);
  color: #b45309;
}

.role-badge.role-learning_reviewer {
  background: rgba(139, 92, 246, 0.14);
  color: #7c3aed;
}

.role-badge.role-hr_learning {
  background: rgba(236, 72, 153, 0.14);
  color: #db2777;
}

.role-badge.role-learner {
  background: rgba(16, 185, 129, 0.14);
  color: #0f9d6b;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.16rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}

.status-pill::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
}

.status-pill.is-active {
  background: rgba(16, 185, 129, 0.14);
  color: #0f9d6b;
}

.status-pill.is-off {
  background: rgba(148, 163, 184, 0.18);
  color: var(--muted);
}

.users-table--rich td.row-actions {
  white-space: nowrap;
  text-align: right;
  position: sticky;
  right: 0;
  z-index: 1;
  background: var(--card, #fff);
  box-shadow: -8px 0 12px rgba(15, 23, 42, 0.04);
}

.user-row-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.35rem;
}

.user-action-menu {
  position: relative;
}

.user-action-menu .dropdown-menu {
  right: 0;
  left: auto;
  min-width: 11rem;
}

.user-action-menu .dropdown-menu button {
  font-size: 0.82rem;
}

.user-action-menu .dropdown-menu button.danger {
  color: var(--danger, #dc2626);
}

.users-table--rich td.row-actions .btn {
  margin-left: 0;
}

.users-table--rich thead th:last-child {
  position: sticky;
  right: 0;
  z-index: 2;
  background: var(--bg-subtle, rgba(148, 163, 184, 0.06));
  box-shadow: -8px 0 12px rgba(15, 23, 42, 0.04);
}

.users-table--rich tfoot td:last-child {
  position: sticky;
  right: 0;
  background: var(--card, #fff);
}

.activity-feed {
  list-style: none;
  margin: 0.5rem 0 0;
  padding: 0;
  max-height: min(60vh, 480px);
  overflow-y: auto;
}

.activity-feed li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.5rem 0.25rem;
  border-bottom: 1px solid var(--fusion-border);
  font-size: 0.85rem;
}

.activity-feed li:last-child {
  border-bottom: 0;
}

.activity-event {
  font-weight: 600;
  color: var(--text);
}

@media (max-width: 720px) {
  .users-toolbar-filters .search-input {
    min-width: 100%;
    flex-basis: 100%;
  }
  .users-toolbar,
  .users-toolbar-actions {
    width: 100%;
  }
  .users-toolbar-actions {
    justify-content: space-between;
  }
}