/**
 * VibeOps Admin Dashboard Page Styles
 *
 * Uses CSS custom properties from variables.css for theming.
 * Designed for the 10-tab admin dashboard within the SPA layout shell.
 */

/* ===== Admin Page Container ===== */

.admin-page {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: var(--color-bg-secondary);
}

.admin-page__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.admin-page__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-tight);
}

.admin-page__role-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.admin-page__role-badge--service {
  background: var(--color-info-light);
  color: var(--color-info);
}

/* ===== Tab Navigation ===== */

.admin-tabs {
  display: flex;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-6);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  overflow-x: auto;
  scrollbar-width: thin;
}

.admin-tabs::-webkit-scrollbar {
  height: 3px;
}

.admin-tabs::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: var(--radius-full);
}

.admin-tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  white-space: nowrap;
  transition: color var(--duration-fast) var(--ease-default),
              border-color var(--duration-fast) var(--ease-default),
              background var(--duration-fast) var(--ease-default);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.admin-tab-btn:hover {
  color: var(--color-text);
  background: var(--color-surface-hover);
}

.admin-tab-btn--active {
  color: var(--rdx-blue);
  border-bottom-color: var(--rdx-blue);
  font-weight: var(--font-weight-semibold);
}

.admin-tab-btn__icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.admin-tab-btn__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 var(--space-1);
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: var(--font-weight-bold);
  background: var(--color-danger);
  color: white;
}

/* ===== Tab Content Area ===== */

.admin-tab-content {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6);
  scrollbar-width: thin;
}

.admin-tab-content::-webkit-scrollbar {
  width: var(--scrollbar-width);
}

.admin-tab-content::-webkit-scrollbar-track {
  background: transparent;
}

.admin-tab-content::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: var(--radius-full);
}

/* ===== Stat Cards Grid ===== */

.admin-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.admin-stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: box-shadow var(--duration-base) var(--ease-default),
              border-color var(--duration-base) var(--ease-default);
}

.admin-stat-card:hover {
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-md);
}

.admin-stat-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-stat-card__label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.admin-stat-card__icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  font-size: var(--font-size-md);
}

.admin-stat-card__icon--blue {
  background: var(--color-info-light);
  color: var(--rdx-blue);
}

.admin-stat-card__icon--green {
  background: var(--color-success-light);
  color: var(--color-success);
}

.admin-stat-card__icon--yellow {
  background: var(--color-warning-light);
  color: var(--color-warning);
}

.admin-stat-card__icon--red {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.admin-stat-card__value {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  line-height: var(--line-height-tight);
}

.admin-stat-card__trend {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.admin-stat-card__trend--up {
  color: var(--color-success);
}

.admin-stat-card__trend--down {
  color: var(--color-danger);
}

.admin-stat-card__trend--neutral {
  color: var(--color-text-muted);
}

/* CSS-only sparkline bar chart */
.admin-sparkline {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 24px;
  margin-top: var(--space-1);
}

.admin-sparkline__bar {
  flex: 1;
  background: var(--rdx-blue);
  border-radius: 1px;
  opacity: 0.4;
  min-height: 3px;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.admin-stat-card:hover .admin-sparkline__bar {
  opacity: 0.7;
}

.admin-sparkline__bar:last-child {
  opacity: 0.9;
}

/* ===== Table Styles ===== */

.admin-table-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.admin-table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border-light);
  gap: var(--space-3);
  flex-wrap: wrap;
}

.admin-table-toolbar__left {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.admin-table-toolbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.admin-search {
  position: relative;
}

.admin-search__icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-muted);
  pointer-events: none;
}

.admin-search__input {
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-8);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  width: 260px;
  transition: border-color var(--duration-fast) var(--ease-default),
              box-shadow var(--duration-fast) var(--ease-default);
}

.admin-search__input:focus {
  outline: none;
  border-color: var(--rdx-blue);
  box-shadow: var(--shadow-focus);
}

.admin-search__input::placeholder {
  color: var(--color-text-muted);
}

.admin-filter-select {
  padding: var(--space-2) var(--space-8) var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236C757D' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 8px center;
}

.admin-filter-select:focus {
  outline: none;
  border-color: var(--rdx-blue);
  box-shadow: var(--shadow-focus);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.admin-table th,
.admin-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.admin-table th {
  background: var(--color-bg-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  user-select: none;
}

.admin-table th.sortable {
  cursor: pointer;
}

.admin-table th.sortable:hover {
  color: var(--color-text);
}

.admin-table tbody tr {
  transition: background var(--duration-fast) var(--ease-default);
}

.admin-table tbody tr:nth-child(even) {
  background: var(--color-bg-secondary);
}

.admin-table tbody tr:hover {
  background: var(--color-surface-hover);
}

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

/* ===== Badges & Tags ===== */

.admin-role-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  white-space: nowrap;
}

.admin-role-badge--super_admin {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.admin-role-badge--service_admin {
  background: #FFF3E0;
  color: #E65100;
}

.admin-role-badge--team_admin {
  background: var(--color-info-light);
  color: var(--rdx-blue);
}

.admin-role-badge--team_member {
  background: var(--color-success-light);
  color: var(--color-success);
}

.admin-role-badge--general {
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.admin-status-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.admin-status-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.admin-status-badge--active {
  background: var(--color-success-light);
  color: var(--color-success);
}

.admin-status-badge--active .admin-status-badge__dot {
  background: var(--color-success);
}

.admin-status-badge--inactive {
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
}

.admin-status-badge--inactive .admin-status-badge__dot {
  background: var(--color-text-muted);
}

/* ===== Feedback Status ===== */
.admin-fb-status {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.admin-fb-status--new {
  background: var(--color-success-light);
  color: var(--color-success);
}

.admin-fb-status--reviewing {
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.admin-fb-status--resolved {
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

/* ===== Severity Badges ===== */
.admin-severity-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.admin-severity-badge--warning {
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.admin-severity-badge--error {
  background: var(--color-danger-light);
  color: var(--color-danger);
}

.admin-severity-badge--critical {
  background: var(--color-danger);
  color: white;
}

/* ===== Pagination ===== */

.admin-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}

.admin-pagination__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 32px;
  padding: 0 var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
}

.admin-pagination__btn:hover:not(:disabled) {
  background: var(--color-surface-hover);
  border-color: var(--rdx-blue);
  color: var(--rdx-blue);
}

.admin-pagination__btn--active {
  background: var(--rdx-blue);
  border-color: var(--rdx-blue);
  color: white;
}

.admin-pagination__btn--active:hover {
  background: var(--rdx-blue-dark);
}

.admin-pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.admin-pagination__info {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  padding: 0 var(--space-2);
}

/* ===== Button Styles ===== */

.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
  white-space: nowrap;
}

.admin-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.admin-btn--primary {
  background: var(--rdx-blue);
  color: white;
}

.admin-btn--primary:hover:not(:disabled) {
  background: var(--rdx-blue-dark);
}

.admin-btn--secondary {
  background: var(--color-bg-tertiary);
  color: var(--color-text);
}

.admin-btn--secondary:hover:not(:disabled) {
  background: var(--color-surface-active);
}

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

.admin-btn--danger:hover:not(:disabled) {
  background: var(--color-danger-dark);
}

.admin-btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  padding: var(--space-1);
  border-radius: var(--radius-sm);
}

.admin-btn--ghost:hover:not(:disabled) {
  background: var(--color-surface-hover);
  color: var(--color-text);
}

.admin-btn--sm {
  padding: var(--space-1) var(--space-3);
  font-size: var(--font-size-xs);
}

/* ===== Cards Grid (Teams) ===== */

.admin-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-4);
}

.admin-team-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  cursor: pointer;
  transition: all var(--duration-base) var(--ease-default);
}

.admin-team-card:hover {
  border-color: var(--rdx-blue);
  box-shadow: var(--shadow-md);
}

.admin-team-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.admin-team-card__name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.admin-team-card__slug {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.admin-team-card__policy {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.admin-team-card__policy--restricted {
  background: var(--color-warning-light);
  color: var(--color-warning-dark);
}

.admin-team-card__policy--open {
  background: var(--color-success-light);
  color: var(--color-success);
}

.admin-team-card__stats {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.admin-team-card__stat {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.admin-team-card__stat strong {
  color: var(--color-text);
  font-weight: var(--font-weight-semibold);
}

.admin-team-card__admin {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Team card expanded detail */
.admin-team-card__detail {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-light);
}

.admin-team-card__members-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.admin-team-card__member {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.admin-team-card__member:last-child {
  border-bottom: none;
}

.admin-team-card__member-info {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.admin-team-card__member-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-info-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--rdx-blue);
}

/* ===== Quick Actions ===== */

.admin-quick-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.admin-quick-action {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast) var(--ease-default);
}

.admin-quick-action:hover {
  border-color: var(--rdx-blue);
  color: var(--rdx-blue);
  background: var(--color-info-light);
}

/* ===== Settings Info Grid ===== */

.admin-settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-4);
}

.admin-settings-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
}

.admin-settings-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-settings-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2) 0;
}

.admin-settings-item:not(:last-child) {
  border-bottom: 1px solid var(--color-border-light);
}

.admin-settings-item__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.admin-settings-item__value {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
  font-family: var(--font-mono);
  max-width: 60%;
  text-align: right;
  word-break: break-all;
}

.admin-service-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
}

.admin-service-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.admin-service-status--running .admin-service-status__dot {
  background: var(--color-success);
  animation: pulse-dot 2s infinite;
}

.admin-service-status--stopped .admin-service-status__dot {
  background: var(--color-text-muted);
}

.admin-service-status--error .admin-service-status__dot {
  background: var(--color-danger);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* ===== Env Vars Table ===== */
.admin-envvar-table {
  width: 100%;
  font-size: var(--font-size-xs);
}

.admin-envvar-table td {
  padding: var(--space-2) var(--space-1);
  border-bottom: 1px solid var(--color-border-light);
}

.admin-envvar-table td:first-child {
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  white-space: nowrap;
  width: 40%;
}

.admin-envvar-table td:last-child {
  font-family: var(--font-mono);
  color: var(--color-text);
  word-break: break-all;
}

/* ===== Secret Management ===== */

.admin-secrets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-4);
}

.admin-secrets-category .admin-settings-card__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-secrets-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 var(--space-1);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

.admin-secret-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0;
  gap: var(--space-3);
}

.admin-secret-row:not(:last-child) {
  border-bottom: 1px solid var(--color-border-light);
}

.admin-secret-row--editing {
  flex-direction: column;
  align-items: stretch;
}

.admin-secret-row__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.admin-secret-row__key {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  font-family: var(--font-mono);
  color: var(--color-text);
}

.admin-secret-row__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-secret-row__value-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.admin-secret-row__value {
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  letter-spacing: 0.5px;
}

.admin-secret-row__value--empty {
  color: var(--color-warning);
  font-style: italic;
}

.admin-secret-row__actions {
  display: flex;
  gap: var(--space-1);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.admin-secret-row:hover .admin-secret-row__actions,
.admin-secret-row--editing .admin-secret-row__actions {
  opacity: 1;
}

.admin-secret-row__edit-form {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  margin-top: var(--space-2);
}

.admin-secret-input {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-default);
}

.admin-secret-input:focus {
  border-color: var(--rdx-blue);
}

.admin-secret-input::placeholder {
  color: var(--color-text-muted);
  font-family: var(--font-sans);
}

select.admin-secret-input {
  font-family: var(--font-sans);
  cursor: pointer;
  appearance: auto;
}

.admin-secrets-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.admin-secrets-form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.admin-secrets-form-label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.admin-secrets-add-form {
  border: 1px dashed var(--rdx-blue);
  background: color-mix(in srgb, var(--rdx-blue) 3%, var(--color-surface));
}

/* ===== Loading & Empty States ===== */

.admin-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  color: var(--color-text-muted);
  gap: var(--space-3);
}

.admin-loading__spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--rdx-blue);
  border-radius: 50%;
  animation: admin-spin 0.8s linear infinite;
}

@keyframes admin-spin {
  to { transform: rotate(360deg); }
}

.admin-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  color: var(--color-text-muted);
  gap: var(--space-3);
}

.admin-empty__icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-muted);
  opacity: 0.5;
}

.admin-empty__text {
  font-size: var(--font-size-sm);
}

/* ===== Error Fallback ===== */

.admin-error-fallback {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  color: var(--color-text-secondary);
  gap: var(--space-3);
}

.admin-error-fallback__icon {
  width: 48px;
  height: 48px;
  color: var(--color-warning);
}

.admin-error-fallback__text {
  font-size: var(--font-size-sm);
  text-align: center;
}

/* ===== Stub Tab ===== */

.admin-stub-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
  color: var(--color-text-muted);
  gap: var(--space-3);
}

.admin-stub-tab__icon {
  width: 64px;
  height: 64px;
  opacity: 0.3;
}

.admin-stub-tab__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
}

.admin-stub-tab__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

/* ===== Feedback Expandable Row ===== */

.admin-table tbody tr.admin-expandable-row {
  cursor: pointer;
}

.admin-expand-detail {
  padding: var(--space-4);
  background: var(--color-bg-secondary);
}

.admin-expand-detail__content {
  padding: var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  white-space: pre-wrap;
  margin-bottom: var(--space-3);
}

.admin-expand-detail__actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.admin-expand-detail__textarea {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  resize: vertical;
  min-height: 60px;
}

.admin-expand-detail__textarea:focus {
  outline: none;
  border-color: var(--rdx-blue);
  box-shadow: var(--shadow-focus);
}

/* ===== User Cell with Avatar ===== */

.admin-user-cell {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.admin-user-cell__avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-info-light), var(--rdx-blue-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--rdx-blue);
  flex-shrink: 0;
}

.admin-user-cell__info {
  display: flex;
  flex-direction: column;
}

.admin-user-cell__name {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.admin-user-cell__email {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* ===== Responsive ===== */

@media (max-width: 1024px) {
  .admin-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-cards-grid {
    grid-template-columns: 1fr;
  }

  .admin-settings-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .admin-page__header {
    padding: var(--space-3) var(--space-4);
  }

  .admin-tabs {
    padding: var(--space-1) var(--space-4);
  }

  .admin-tab-content {
    padding: var(--space-4);
  }

  .admin-stats-grid {
    grid-template-columns: 1fr;
  }

  .admin-table-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-table-toolbar__left,
  .admin-table-toolbar__right {
    width: 100%;
  }

  .admin-search__input {
    width: 100%;
  }

  .admin-table-wrapper {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 700px;
  }

  .admin-quick-actions {
    flex-direction: column;
  }

  .admin-tab-btn span:not(.admin-tab-btn__badge) {
    display: none;
  }
}

/* ===================================================================
   AgentsTab Styles
   =================================================================== */

.agents-tab {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.agents-tab__loading,
.agents-tab__error,
.agents-tab__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  color: var(--color-text-muted);
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.agents-tab__spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--rdx-blue);
  border-radius: 50%;
  animation: admin-spin 0.8s linear infinite;
}

.agents-tab__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.agents-tab__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: 0;
}

.agents-tab__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: var(--space-1) 0 0;
}

.agents-tab__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-4);
}

.agents-tab__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--duration-fast) var(--ease-default),
              box-shadow var(--duration-fast) var(--ease-default);
}

.agents-tab__card:hover {
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-sm);
}

.agents-tab__card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.agents-tab__card-status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.agents-tab__status-dot,
.agents-tab__health-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.agents-tab__card-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.agents-tab__card-name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  font-family: var(--font-mono);
}

.agents-tab__card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.agents-tab__card-meta {
  display: flex;
  gap: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.agents-tab__card-last-run {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.agents-tab__card-actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-1);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-light);
}

.agents-tab__btn-spinner {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: admin-spin 0.6s linear infinite;
}

/* Result panel */
.agents-tab__result-panel,
.schedule-tab__result-panel {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.agents-tab__result-header,
.schedule-tab__result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
}

.agents-tab__result-header h4,
.schedule-tab__result-header h4 {
  margin: 0;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
}

.agents-tab__result-body,
.schedule-tab__result-body {
  margin: 0;
  padding: var(--space-4);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  max-height: 300px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
}


/* ===================================================================
   ScheduleTab Styles
   =================================================================== */

.schedule-tab {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.schedule-tab__loading,
.schedule-tab__error,
.schedule-tab__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  color: var(--color-text-muted);
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.schedule-tab__spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--rdx-blue);
  border-radius: 50%;
  animation: admin-spin 0.8s linear infinite;
}

.schedule-tab__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.schedule-tab__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin: 0;
}

.schedule-tab__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: var(--space-1) 0 0;
}

/* Form */
.schedule-tab__form {
  background: var(--color-surface);
  border: 1px dashed var(--rdx-blue);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  background: color-mix(in srgb, var(--rdx-blue) 3%, var(--color-surface));
}

.schedule-tab__form-title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.schedule-tab__form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
}

.schedule-tab__form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.schedule-tab__form-field label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.schedule-tab__form-field input,
.schedule-tab__form-field select {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
}

.schedule-tab__form-field input:focus,
.schedule-tab__form-field select:focus {
  outline: none;
  border-color: var(--rdx-blue);
  box-shadow: var(--shadow-focus);
}

.schedule-tab__form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

/* Table */
.schedule-tab__table-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow-x: auto;
}

.schedule-tab__table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  min-width: 900px;
}

.schedule-tab__table th,
.schedule-tab__table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}

.schedule-tab__table th {
  background: var(--color-bg-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.schedule-tab__table tbody tr {
  transition: background var(--duration-fast) var(--ease-default);
}

.schedule-tab__table tbody tr:hover {
  background: var(--color-surface-hover);
}

.schedule-tab__table tbody tr:last-child td {
  border-bottom: none;
}

.schedule-tab__cell-name {
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.schedule-tab__cell-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.schedule-tab__cell-time {
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  white-space: nowrap;
}

.schedule-tab__status {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.schedule-tab__status--active {
  background: var(--color-success-light);
  color: var(--color-success);
}

.schedule-tab__status--paused {
  background: var(--color-bg-tertiary);
  color: var(--color-text-muted);
}

.schedule-tab__actions {
  display: flex;
  gap: var(--space-1);
}

@media (max-width: 768px) {
  .agents-tab__grid {
    grid-template-columns: 1fr;
  }
}