/* ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
   settings.css — Settings & Admin Dashboard styles
   Extends the gemstone design system from app.css
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ */

/* ── Settings Layout ─────────────────────────────────────── */

.settings-section {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

.settings-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 1.5rem;
  color: var(--app-text);
}

/* ── Tabs ─────────────────────────────────────────────────── */

.settings-tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 2px solid var(--app-border);
  margin-bottom: 1.5rem;
  overflow-x: auto;
}

.settings-tab {
  padding: 0.65rem 1.25rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--app-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition:
    color 0.15s,
    border-color 0.15s;
  margin-bottom: -2px;
}

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

.settings-tab.active {
  color: var(--app-accent-hover);
  border-bottom-color: var(--app-accent-hover);
}

.settings-panel {
  display: none;
}

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

/* ── Cards ────────────────────────────────────────────────── */

.settings-card {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
  padding: 1.75rem;
  margin-bottom: 1.25rem;
}

.settings-card--danger {
  border-color: var(--app-error);
  background: color-mix(in srgb, var(--app-error) 8%, var(--app-surface));
}

.settings-card__title {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: var(--app-text);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.card-header .settings-card__title {
  margin-bottom: 0;
}

.card-header__controls {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Forms ────────────────────────────────────────────────── */

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--app-text-muted);
}

.form-group input,
.form-group select {
  padding: 0.55rem 0.75rem;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  color: var(--app-text);
  font-size: 0.9rem;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--app-accent-hover);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--app-accent-hover) 25%, transparent);
}

.form-group input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.form-hint {
  font-size: 0.8rem;
  color: var(--app-text-muted);
}

.form-hint.warning {
  color: var(--app-warning);
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--app-text);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
}

.search-input,
.filter-select {
  padding: 0.45rem 0.7rem;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  color: var(--app-text);
  font-size: 0.85rem;
}

.search-input {
  min-width: 200px;
}

.filter-select {
  min-width: 120px;
}

/* ── Buttons ──────────────────────────────────────────────── */

.auth-btn--danger {
  background: var(--app-error);
  color: #fff;
  border: none;
}

.auth-btn--danger:hover {
  background: color-mix(in srgb, var(--app-error) 80%, #000);
}

.auth-btn--small {
  padding: 0.3rem 0.65rem;
  font-size: 0.78rem;
}

/* ── Stats Grid (Admin) ──────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  padding: 1rem 1.15rem;
  transition:
    transform 300ms var(--ease-spring, cubic-bezier(0.22, 1, 0.36, 1)),
    box-shadow 300ms ease,
    border-color 300ms ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px color-mix(in oklch, var(--app-accent) 10%, transparent);
  border-color: color-mix(in oklch, var(--app-accent) 25%, var(--app-border));
}

.stat-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.5rem;
  background: color-mix(in oklch, var(--app-accent) 10%, transparent);
  color: var(--app-accent);
  flex-shrink: 0;
}

.stat-card__icon--success {
  color: var(--app-success, #16a34a);
  background: color-mix(in oklch, var(--app-success, #16a34a) 10%, transparent);
}

.stat-card__icon--accent {
  color: var(--gem-sapphire-flat, #1f3a99);
  background: color-mix(in oklch, var(--gem-sapphire-flat, #1f3a99) 10%, transparent);
}

.stat-card__icon--warning {
  color: var(--app-warning, #d97706);
  background: color-mix(in oklch, var(--app-warning, #d97706) 10%, transparent);
}

.stat-card__body {
  min-width: 0;
}

.stat-card__value {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--app-text);
  line-height: 1.2;
}

.stat-card__label {
  display: block;
  font-size: 0.73rem;
  color: var(--app-text-muted);
  margin-top: 0.15rem;
  letter-spacing: 0.01em;
}

.stat-card--warning {
  border-color: var(--app-warning);
}

.stat-value {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--app-text);
  line-height: 1.2;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--app-text-muted);
  margin-top: 0.25rem;
}

/* ── Tables ───────────────────────────────────────────────── */

.activity-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.activity-table th,
.activity-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--app-border);
}

.activity-table th {
  font-weight: 600;
  color: var(--app-text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.activity-table tr:hover td {
  background: color-mix(in srgb, var(--app-accent) 8%, transparent);
}

/* ── Status Badges ────────────────────────────────────────── */

.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge--success {
  background: color-mix(in srgb, var(--app-success) 20%, transparent);
  color: #4ade80;
}

.status-badge--error {
  background: color-mix(in srgb, var(--app-error) 20%, transparent);
  color: #f87171;
}

.status-badge--warning {
  background: color-mix(in srgb, var(--app-warning) 20%, transparent);
  color: #fbbf24;
}

.status-badge--info {
  background: color-mix(in srgb, var(--app-accent) 20%, transparent);
  color: #60a5fa;
}

.status-badge--locked {
  background: color-mix(in srgb, var(--app-error) 20%, transparent);
  color: #f87171;
}

/* ── Tier Badges ──────────────────────────────────────────── */

.tier-badge--lg {
  font-size: 1.1rem;
  padding: 0.5rem 1.25rem;
  margin-bottom: 1rem;
}

/* ── Sessions List ────────────────────────────────────────── */

.sessions-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.session-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
}

.session-item--current {
  border-left: 3px solid var(--app-success);
}

.session-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.session-device {
  font-weight: 500;
  color: var(--app-text);
  font-size: 0.9rem;
}

.session-details {
  font-size: 0.78rem;
  color: var(--app-text-muted);
}

/* ── Backup Codes ─────────────────────────────────────────── */

.backup-codes {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 0.5rem;
  margin: 0.75rem 0;
}

.backup-codes code {
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  padding: 0.4rem 0.6rem;
  font-family: monospace;
  text-align: center;
  font-size: 0.85rem;
  color: var(--app-text);
}

/* ── QR Container ─────────────────────────────────────────── */

.qr-container {
  display: flex;
  justify-content: center;
  padding: 1rem;
  margin: 0.75rem 0;
  background: #fff;
  border-radius: var(--app-radius);
  max-width: 200px;
}

/* ── Workspace Grid ───────────────────────────────────────── */

.workspaces-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 0.75rem;
}

.workspace-card {
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  padding: 1rem;
}

.workspace-name {
  font-weight: 600;
  font-size: 1rem;
  color: var(--app-text);
}

.workspace-meta {
  font-size: 0.8rem;
  color: var(--app-text-muted);
  margin-top: 0.35rem;
}

/* ── Dialogs ──────────────────────────────────────────────── */

.settings-dialog {
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
  padding: 2rem;
  max-width: 480px;
  width: 90%;
  color: var(--app-text);
}

.settings-dialog::backdrop {
  background: rgb(0 0 0 / 60%);
}

.settings-dialog h2 {
  font-size: 1.2rem;
  margin: 0 0 1rem;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 1.25rem;
}

/* ── Pagination ──────────────────────────────────────────── */

.pagination {
  display: flex;
  justify-content: center;
  gap: 0.35rem;
  margin-top: 1rem;
}

.pagination button {
  padding: 0.35rem 0.7rem;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius);
  color: var(--app-text-muted);
  font-size: 0.8rem;
  cursor: pointer;
}

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

/* ── Tier Gate ────────────────────────────────────────────── */

.tier-gate {
  text-align: center;
  padding: 3rem 2rem;
  background: var(--app-surface);
  border: 1px solid var(--app-border);
  border-radius: var(--app-radius-lg);
}

.billing-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
}

/* ── Password Strength Meter ─────────────────────────────── */

.strength-meter {
  height: 4px;
  background: var(--app-border);
  border-radius: 9999px;
  margin-top: 0.4rem;
  overflow: hidden;
}

.strength-bar {
  height: 100%;
  width: 0;
  border-radius: 9999px;
  transition:
    width 0.25s ease,
    background 0.25s ease;
}

.strength-bar.strength--1 {
  width: 20%;
  background: #ef4444;
}

.strength-bar.strength--2 {
  width: 40%;
  background: #f97316;
}

.strength-bar.strength--3 {
  width: 60%;
  background: #eab308;
}

.strength-bar.strength--4 {
  width: 80%;
  background: #22c55e;
}

.strength-bar.strength--5 {
  width: 100%;
  background: #16a34a;
}

.strength-label {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--app-text-muted);
  min-height: 1.1em;
}

/* ── Bulk Toolbar ─────────────────────────────────────────── */

.bulk-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
  background: color-mix(in srgb, var(--app-accent) 10%, var(--app-surface));
  border: 1px solid color-mix(in srgb, var(--app-accent) 30%, transparent);
  border-radius: var(--app-radius);
  font-size: 0.85rem;
  color: var(--app-text-muted);
}

.bulk-toolbar span:first-child {
  margin-right: auto;
}

/* ── Notification Badge ───────────────────────────────────── */

.notif-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.3rem;
  background: var(--app-error);
  color: #fff;
  border-radius: 9999px;
  font-size: 0.65rem;
  font-weight: 700;
  line-height: 1;
  vertical-align: middle;
  margin-left: 0.3rem;
}

/* ── Filter Row ───────────────────────────────────────────── */

.filter-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.filter-row .search-input {
  flex: 1;
  min-width: 160px;
}

/* ── Responsive ──────────────────────────────────────────── */

/* ── Email Notification Preferences ─────────────────────── */

.notif-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.notif-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--app-border);
}

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

.notif-row__label {
  flex: 1;
  min-width: 0;
}

.notif-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--app-text);
  margin-bottom: 0.2rem;
  cursor: pointer;
}

.notif-desc {
  font-size: 0.8rem;
  color: var(--app-text-muted);
  margin: 0;
}

.notif-row input[type="checkbox"] {
  flex-shrink: 0;
  width: 2.5rem;
  height: 1.4rem;
  appearance: none;
  background: var(--app-border);
  border-radius: 9999px;
  cursor: pointer;
  position: relative;
  transition: background-color 0.15s ease;
  margin-top: 0.1rem;
}

.notif-row input[type="checkbox"]::before {
  content: "";
  position: absolute;
  top: 0.15rem;
  left: 0.15rem;
  width: 1.1rem;
  height: 1.1rem;
  background: #fff;
  border-radius: 50%;
  transition: translate 0.15s ease;
  box-shadow: 0 1px 3px oklch(0% 0 0deg / 20%);
}

.notif-row input[type="checkbox"]:checked {
  background: var(--color-sapphire, oklch(55% 0.2 250deg));
}

.notif-row input[type="checkbox"]:checked::before {
  translate: 1.1rem 0;
}

.notif-row input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--color-sapphire, oklch(55% 0.2 250deg));
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .notif-row input[type="checkbox"],
  .notif-row input[type="checkbox"]::before {
    transition: none;
  }
}

.notif-always-on {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.625rem 0.75rem;
  background: var(--app-surface-alt, color-mix(in oklch, var(--app-surface) 95%, var(--app-border)));
  border: 1px solid var(--app-border);
  border-radius: 0.375rem;
  font-size: 0.8rem;
  color: var(--app-text-muted);
  margin-bottom: 1.25rem;
}

.notif-always-on svg {
  flex-shrink: 0;
  color: var(--app-text-muted);
  margin-top: 0.1rem;
}

/* ── Subscription tab ─────────────────────────────── */

.tier-breakdown-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
}

.tier-breakdown-item {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.tier-breakdown-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.tier-breakdown-count {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--app-text);
}

.tier-breakdown-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--app-border);
  overflow: hidden;
}

.tier-breakdown-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--app-accent);
  transition: width 0.6s ease;
}

.tier-breakdown-fill[data-tier="free"] {
  background: var(--app-text-muted, #94a3b8);
}

.tier-breakdown-fill[data-tier="starter"] {
  background: #0288d1;
}

.tier-breakdown-fill[data-tier="core"] {
  background: #7c3aed;
}

.tier-breakdown-fill[data-tier="complete"] {
  background: #059669;
}

.tier-breakdown-fill[data-tier="team"] {
  background: #d97706;
}

.tier-breakdown-fill[data-tier="department"] {
  background: #dc2626;
}

.tier-breakdown-fill[data-tier="enterprise"] {
  background: #1a1a2e;
}

.settings-card--alert {
  border-color: var(--app-warning, #f59e0b);
  background: color-mix(in oklch, var(--app-warning, #f59e0b) 5%, var(--app-surface));
}

.text-warning {
  color: var(--app-warning, #f59e0b);
}

@media (width <= 640px) {
  .settings-section {
    padding: 1rem 0.75rem 3rem;
  }

  .settings-card {
    padding: 1.25rem 1rem;
  }

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

  .card-header {
    flex-direction: column;
    align-items: stretch;
  }

  .card-header__controls {
    flex-direction: column;
  }

  .search-input {
    min-width: 100%;
  }

  .activity-table {
    font-size: 0.78rem;
  }

  .activity-table th,
  .activity-table td {
    padding: 0.4rem 0.5rem;
  }
}