:root,
:root[data-theme="dark"],
[data-theme="dark"] {
  color-scheme: dark;

  /* Canonical workspace palette. */
  --ns-canvas: #101215;
  --ns-canvas-raised: #141619;
  --ns-surface: #191c20;
  --ns-surface-soft: #171a1e;
  --ns-surface-raised: #20242a;
  --ns-surface-hover: #242930;
  --ns-line: #2b3036;
  --ns-line-strong: #3d454e;
  --ns-ink: #eef1f4;
  --ns-ink-muted: #a2adb8;
  --ns-ink-faint: #8995a1;
  --ns-mint: #81e6bf;
  --ns-mint-strong: #81e6bf;
  --ns-mint-contrast: #07130f;
  --ns-mint-soft: #223a32;
  --ns-mint-line: #2c715f;
  --ns-green: #81e6bf;
  --ns-green-soft: #102b20;
  --ns-green-line: #2f7250;
  --ns-green-text: #81e6bf;
  --ns-amber: #edc37b;
  --ns-amber-soft: #302410;
  --ns-amber-line: #775b24;
  --ns-amber-text: #edc37b;
  --ns-red: #fb929e;
  --ns-red-soft: #32171b;
  --ns-red-line: #7c3740;
  --ns-red-text: #fb929e;
  --ns-blue: #98bbf1;
  --ns-blue-soft: #122635;
  --ns-blue-line: #315f7b;
  --ns-blue-text: #98bbf1;
  --ns-focus: #86e2c9;
  --ns-backdrop: rgba(3, 7, 8, 0.72);
  --ns-shadow-color: rgba(0, 0, 0, 0.34);
  --ns-header-surface: #191c20;

  /* Existing Graphite contracts. */
  --ns-bg: var(--ns-canvas);
  --ns-panel: var(--ns-surface);
  --ns-panel-soft: var(--ns-surface-soft);
  --ns-border: var(--ns-line);
  --ns-border-strong: var(--ns-line-strong);
  --ns-text: var(--ns-ink);
  --ns-muted: var(--ns-ink-muted);
  --ns-faint: var(--ns-ink-faint);
  --ns-accent: var(--ns-mint);
  --ns-success: var(--ns-green);
  --ns-warning: var(--ns-amber);
  --ns-danger: var(--ns-red);
  --ns-info: var(--ns-blue);
  --ns-radius: 9px;
  --ns-radius-sm: 6px;
  --ns-gap: 10px;
  --ns-control-height: 30px;
  --ns-shadow: 0 12px 32px var(--ns-shadow-color);

  /* RMM aliases keep the existing shell and section CSS theme-aware. */
  --rmm-bg: var(--ns-canvas);
  --rmm-bg-top: var(--ns-canvas-raised);
  --rmm-sidebar: var(--ns-canvas-raised);
  --rmm-sidebar-2: var(--ns-surface-soft);
  --rmm-header: var(--ns-header-surface);
  --rmm-panel: var(--ns-surface);
  --rmm-panel-soft: var(--ns-surface-soft);
  --rmm-line: var(--ns-line);
  --rmm-line-soft: var(--ns-line);
  --rmm-text: var(--ns-ink);
  --rmm-muted: var(--ns-ink-muted);
  --rmm-subtle: var(--ns-ink-faint);
  --rmm-accent: var(--ns-mint);
  --rmm-success: var(--ns-green);
  --rmm-warning: var(--ns-amber);
  --rmm-danger: var(--ns-red);
  --rmm-shadow: var(--ns-shadow-color);
  --rmm-sidebar-width: 176px;
  --rmm-sidebar-collapsed-width: 64px;
  --rmm-sidebar-layout-width: var(--rmm-sidebar-width);
  --rmm-topbar-height: 65px;
  --rmm-shell-inset: 0px;

  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="light"],
[data-theme="light"] {
  color-scheme: light;
  --ns-canvas: #f3f5f7;
  --ns-canvas-raised: #f9fafb;
  --ns-surface: #ffffff;
  --ns-surface-soft: #f5f7f9;
  --ns-surface-raised: #ffffff;
  --ns-surface-hover: #edf1f4;
  --ns-line: #e0e5e9;
  --ns-line-strong: #b8c3cc;
  --ns-ink: #192630;
  --ns-ink-muted: #596977;
  --ns-ink-faint: #637380;
  --ns-mint: #08765e;
  --ns-mint-strong: #0e6753;
  --ns-mint-contrast: #ffffff;
  --ns-mint-soft: #e2f2ed;
  --ns-mint-line: #84bcae;
  --ns-green: #1f7b4e;
  --ns-green-soft: #e5f3eb;
  --ns-green-line: #88b99d;
  --ns-green-text: #185f3d;
  --ns-amber: #9a650d;
  --ns-amber-soft: #fbf1dc;
  --ns-amber-line: #d1ad68;
  --ns-amber-text: #704807;
  --ns-red: #b43a49;
  --ns-red-soft: #fae8eb;
  --ns-red-line: #d79aa2;
  --ns-red-text: #8f2d3a;
  --ns-blue: #286d98;
  --ns-blue-soft: #e5f0f7;
  --ns-blue-line: #8db4cc;
  --ns-blue-text: #245d7e;
  --ns-focus: #08775f;
  --ns-backdrop: rgba(19, 31, 27, 0.42);
  --ns-shadow-color: rgba(31, 48, 42, 0.12);
  --ns-header-surface: #ffffff;

  --rmm-bg: var(--ns-canvas);
  --rmm-bg-top: var(--ns-canvas-raised);
  --rmm-sidebar: var(--ns-canvas-raised);
  --rmm-sidebar-2: var(--ns-surface-soft);
  --rmm-header: var(--ns-header-surface);
  --rmm-panel: var(--ns-surface);
  --rmm-panel-soft: var(--ns-surface-soft);
  --rmm-line: var(--ns-line);
  --rmm-line-soft: var(--ns-line);
  --rmm-text: var(--ns-ink);
  --rmm-muted: var(--ns-ink-muted);
  --rmm-subtle: var(--ns-ink-faint);
  --rmm-accent: var(--ns-mint);
  --rmm-success: var(--ns-green);
  --rmm-warning: var(--ns-amber);
  --rmm-danger: var(--ns-red);
  --rmm-shadow: var(--ns-shadow-color);
  --rmm-sidebar-width: 176px;
  --rmm-sidebar-collapsed-width: 64px;
  --rmm-sidebar-layout-width: var(--rmm-sidebar-width);
  --rmm-topbar-height: 65px;
  --rmm-shell-inset: 0px;
}

/* Higher specificity keeps the canonical aliases ahead of legacy :root blocks. */
:root:not([data-theme="light"]) {
  --rmm-bg: var(--ns-canvas);
  --rmm-bg-top: var(--ns-canvas-raised);
  --rmm-sidebar: var(--ns-canvas-raised);
  --rmm-sidebar-2: var(--ns-surface-soft);
  --rmm-header: var(--ns-header-surface);
  --rmm-panel: var(--ns-surface);
  --rmm-panel-soft: var(--ns-surface-soft);
  --rmm-line: var(--ns-line);
  --rmm-line-soft: var(--ns-line);
  --rmm-text: var(--ns-ink);
  --rmm-muted: var(--ns-ink-muted);
  --rmm-subtle: var(--ns-ink-faint);
  --rmm-accent: var(--ns-mint);
  --rmm-success: var(--ns-green);
  --rmm-warning: var(--ns-amber);
  --rmm-danger: var(--ns-red);
  --rmm-shadow: var(--ns-shadow-color);
  --rmm-sidebar-width: 176px;
  --rmm-sidebar-collapsed-width: 64px;
  --rmm-sidebar-layout-width: var(--rmm-sidebar-width);
  --rmm-topbar-height: 65px;
  --rmm-shell-inset: 0px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--ns-bg);
}

body.ns-app-body,
body.psa-app-body {
  min-height: 100vh;
  margin: 0;
  background: var(--ns-bg);
  color: var(--ns-text);
  font-family: inherit;
  line-height: 1.45;
  text-rendering: optimizeLegibility;
}

a {
  color: inherit;
}

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--ns-focus);
  outline-offset: 2px;
}

:where(button, input, select, textarea):disabled,
[aria-disabled="true"] {
  cursor: not-allowed;
}

::selection {
  background: var(--ns-mint-soft);
  color: var(--ns-text);
}

.ns-page,
.ns-phase9a-page {
  width: 100%;
  max-width: 1480px;
  margin: 0 auto;
  padding: 18px;
}

.ns-page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ns-border);
}

.ns-page-header > * {
  min-width: 0;
}

.ns-kicker,
.ns-eyebrow {
  margin: 0 0 3px;
  color: var(--ns-accent);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.2;
  text-transform: uppercase;
}

.ns-page-title {
  margin: 0;
  color: var(--ns-text);
  font-size: 20px;
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.2;
}

.ns-page-subtitle {
  max-width: 78ch;
  margin: 4px 0 0;
  color: var(--ns-muted);
  font-size: 12px;
  line-height: 1.45;
}

.ns-toolbar,
.ns-card-actions,
.ns-empty-actions,
.ns-modal-footer,
.ns-drawer-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.ns-toolbar {
  justify-content: flex-start;
  margin-bottom: 10px;
}

.ns-page-header .ns-toolbar {
  justify-content: flex-end;
  margin-bottom: 0;
}

.ns-card,
.ns-module-panel,
.ns-drawer {
  border: 1px solid var(--ns-border);
  border-radius: var(--ns-radius);
  background: var(--ns-panel);
  color: var(--ns-text);
}

.ns-card-compact,
.ns-module-card {
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  text-decoration: none;
}

a.ns-card-compact:hover,
a.ns-module-card:hover {
  border-color: var(--ns-mint-line);
  background: var(--ns-surface-hover);
}

.ns-card-header,
.ns-modal-header,
.ns-drawer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--ns-border);
}

.ns-card-body,
.ns-modal-body,
.ns-drawer-body,
.ns-module-panel {
  padding: 10px 12px;
}

.ns-card-title,
.ns-modal-title,
.ns-empty-title {
  display: block;
  margin: 0;
  color: var(--ns-text);
  font-size: 13px;
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.3;
}

.ns-card-subtitle,
.ns-empty-text,
.ns-help {
  display: block;
  margin: 3px 0 0;
  color: var(--ns-muted);
  font-size: 11px;
  line-height: 1.45;
}

.ns-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(230px, 100%), 1fr));
  gap: var(--ns-gap);
}

.ns-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--ns-gap);
}

.ns-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--ns-gap);
}

.ns-grid-span-all {
  grid-column: 1 / -1;
}

.ns-stack {
  display: grid;
  gap: 10px;
}

.ns-stack-tight {
  gap: 6px;
}

.ns-table-wrap {
  width: 100%;
  max-width: 100%;
  overflow: auto;
  border: 1px solid var(--ns-border);
  border-radius: var(--ns-radius);
  background: var(--ns-panel-soft);
  scrollbar-color: var(--ns-border-strong) transparent;
}

.ns-table,
.ns-data-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--ns-text);
  font-size: 12px;
  line-height: 1.35;
}

.ns-table th,
.ns-table td,
.ns-data-table th,
.ns-data-table td {
  height: 36px;
  padding: 7px 8px;
  border-bottom: 1px solid var(--ns-border);
  text-align: left;
  vertical-align: middle;
  white-space: nowrap;
}

.ns-table th,
.ns-data-table th {
  color: var(--ns-muted);
  background: var(--ns-canvas-raised);
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0;
  text-transform: uppercase;
}

.ns-table tbody tr:hover,
.ns-data-table tbody tr:hover {
  background: var(--ns-surface-hover);
}

.ns-table tr:last-child td,
.ns-data-table tr:last-child td {
  border-bottom: 0;
}

.ns-table-compact th,
.ns-table-compact td {
  height: 32px;
  padding-block: 5px;
}

.ns-table-actions {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.ns-empty-cell {
  min-height: 72px;
  color: var(--ns-muted);
  text-align: center;
  white-space: normal;
}

.ns-row-selected,
.ns-table tr[aria-selected="true"] {
  background: var(--ns-mint-soft);
}

.ns-btn {
  min-height: var(--ns-control-height);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--ns-border-strong);
  border-radius: var(--ns-radius-sm);
  background: var(--ns-surface-raised);
  color: var(--ns-text);
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}

.ns-btn:hover:not(:disabled):not([aria-disabled="true"]) {
  border-color: var(--ns-mint-line);
  background: var(--ns-surface-hover);
}

.ns-btn:active:not(:disabled):not([aria-disabled="true"]) {
  background: var(--ns-panel-soft);
}

.ns-btn:disabled,
.ns-btn[aria-disabled="true"] {
  opacity: 0.52;
}

.ns-btn-primary {
  border-color: var(--ns-mint-strong);
  background: var(--ns-mint-strong);
  color: var(--ns-mint-contrast);
}

.ns-btn-primary:hover:not(:disabled):not([aria-disabled="true"]) {
  border-color: var(--ns-accent);
  background: var(--ns-accent);
  color: var(--ns-mint-contrast);
}

.ns-btn-secondary {
  background: var(--ns-panel-soft);
}

.ns-btn-ghost {
  border-color: transparent;
  background: transparent;
  color: var(--ns-muted);
}

.ns-btn-danger {
  border-color: var(--ns-red-line);
  background: var(--ns-red-soft);
  color: var(--ns-red-text);
}

.ns-btn-sm {
  min-height: 26px;
  padding: 4px 8px;
  font-size: 11px;
}

.ns-btn-xs {
  min-height: 22px;
  padding: 3px 6px;
  font-size: 10px;
}

.ns-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(190px, 100%), 1fr));
  gap: 10px;
}

.ns-field-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(180px, 100%), 1fr));
  gap: 8px;
}

.ns-field {
  min-width: 0;
  display: grid;
  align-content: start;
  gap: 4px;
  color: var(--ns-muted);
  font-size: 11px;
}

.ns-label,
.ns-field > span:first-child {
  color: var(--ns-muted);
  font-size: 11px;
  font-weight: 600;
  line-height: 1.3;
}

.ns-input,
.ns-select,
.ns-textarea {
  width: 100%;
  max-width: 260px;
  min-height: var(--ns-control-height);
  padding: 5px 8px;
  border: 1px solid var(--ns-border-strong);
  border-radius: var(--ns-radius-sm);
  background: var(--ns-panel-soft);
  color: var(--ns-text);
  font: inherit;
  font-size: 12px;
  line-height: 1.35;
}

.ns-input::placeholder,
.ns-textarea::placeholder {
  color: var(--ns-faint);
  opacity: 1;
}

.ns-input:hover:not(:disabled),
.ns-select:hover:not(:disabled),
.ns-textarea:hover:not(:disabled) {
  border-color: var(--ns-mint-line);
}

.ns-input:focus,
.ns-select:focus,
.ns-textarea:focus {
  border-color: var(--ns-focus);
}

.ns-input:disabled,
.ns-select:disabled,
.ns-textarea:disabled {
  opacity: 0.6;
}

.ns-textarea {
  min-height: 88px;
  max-width: none;
  resize: vertical;
}

.ns-field > .ns-error {
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ns-red-text);
  font-size: 11px;
}

.ns-badge {
  min-height: 20px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 7px;
  border: 1px solid var(--ns-border-strong);
  border-radius: var(--ns-radius-sm);
  background: var(--ns-surface-raised);
  color: var(--ns-text);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
  white-space: nowrap;
}

.ns-badge-muted,
.ns-badge-disabled {
  border-color: var(--ns-border);
  background: var(--ns-panel-soft);
  color: var(--ns-muted);
}

.ns-badge-success {
  border-color: var(--ns-green-line);
  background: var(--ns-green-soft);
  color: var(--ns-green-text);
}

.ns-badge-warning {
  border-color: var(--ns-amber-line);
  background: var(--ns-amber-soft);
  color: var(--ns-amber-text);
}

.ns-badge-danger {
  border-color: var(--ns-red-line);
  background: var(--ns-red-soft);
  color: var(--ns-red-text);
}

.ns-badge-info,
.ns-badge-active {
  border-color: var(--ns-blue-line);
  background: var(--ns-blue-soft);
  color: var(--ns-blue-text);
}

.ns-status-dot {
  width: 7px;
  height: 7px;
  display: inline-block;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--ns-faint);
}

.ns-status-online,
.ns-status-healthy,
.ns-status-success,
.ns-status-completed,
.ns-status-complete,
.ns-status-installed {
  color: var(--ns-success);
}

.ns-status-offline,
.ns-status-failed,
.ns-status-error,
.ns-status-critical {
  color: var(--ns-danger);
}

.ns-status-warning,
.ns-status-degraded,
.ns-status-partial {
  color: var(--ns-warning);
}

.ns-status-running,
.ns-status-active,
.ns-status-pending,
.ns-status-queued {
  color: var(--ns-info);
}

.ns-empty,
.ns-error,
.ns-loading {
  padding: 12px;
  border: 1px solid var(--ns-border);
  border-radius: var(--ns-radius);
  background: var(--ns-panel-soft);
  color: var(--ns-muted);
  font-size: 12px;
}

.ns-error {
  border-color: var(--ns-red-line);
  background: var(--ns-red-soft);
  color: var(--ns-red-text);
}

.ns-loading[aria-busy="true"] {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ns-loading[aria-busy="true"]::before {
  width: 12px;
  height: 12px;
  flex: 0 0 auto;
  border: 2px solid var(--ns-border-strong);
  border-top-color: var(--ns-accent);
  border-radius: 50%;
  content: "";
  animation: ns-spin 700ms linear infinite;
}

.ns-empty-actions {
  margin-top: 10px;
}

.ns-muted,
.ns-text-muted,
.ns-row-subtext {
  color: var(--ns-muted);
}

.ns-text-sm {
  font-size: 11px;
}

.ns-warning-text {
  color: var(--ns-warning);
}

.ns-tight {
  margin: 0;
}

.ns-definition-list {
  display: grid;
  grid-template-columns: minmax(110px, 180px) minmax(0, 1fr);
  gap: 7px 10px;
  margin: 0;
  font-size: 12px;
}

.ns-definition-list dt {
  color: var(--ns-muted);
}

.ns-definition-list dd {
  min-width: 0;
  margin: 0;
  color: var(--ns-text);
  overflow-wrap: anywhere;
}

.ns-metric-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(130px, 100%), 1fr));
  gap: 8px;
  margin-bottom: 10px;
}

.ns-metric,
.ns-metric-card {
  min-width: 0;
  padding: 9px 10px;
  border: 1px solid var(--ns-border);
  border-radius: var(--ns-radius);
  background: var(--ns-panel);
  color: var(--ns-text);
}

.ns-metric-label,
.ns-metric > span {
  display: block;
  color: var(--ns-muted);
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.25;
  text-transform: uppercase;
}

.ns-metric-value,
.ns-metric > strong {
  display: block;
  margin-top: 4px;
  color: var(--ns-text);
  font-size: 18px;
  font-weight: 720;
  line-height: 1.1;
}

.ns-metric-note {
  display: block;
  margin-top: 4px;
  color: var(--ns-muted);
  font-size: 10px;
  line-height: 1.35;
}

.ns-metric-success {
  border-color: var(--ns-green-line);
}

.ns-metric-warning {
  border-color: var(--ns-amber-line);
}

.ns-metric-danger {
  border-color: var(--ns-red-line);
}

.ns-metric-info {
  border-color: var(--ns-blue-line);
}

.ns-modal {
  width: min(560px, calc(100vw - 28px));
  max-height: min(82vh, 760px);
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--ns-border-strong);
  border-radius: var(--ns-radius);
  background: var(--ns-panel);
  color: var(--ns-text);
  box-shadow: var(--ns-shadow);
}

.ns-modal:not([open]) {
  display: none;
}

.ns-modal::backdrop {
  background: var(--ns-backdrop);
}

.ns-modal-body {
  max-height: min(64vh, 620px);
  overflow: auto;
}

.ns-modal-footer {
  justify-content: flex-end;
  padding: 10px 12px;
  border-top: 1px solid var(--ns-border);
}

.ns-drawer {
  min-width: 0;
  overflow: hidden;
}

.ns-drawer-body {
  overflow: auto;
}

.ns-drawer-footer {
  justify-content: flex-end;
  padding: 10px 12px;
  border-top: 1px solid var(--ns-border);
}

.ns-toast-host {
  position: fixed;
  z-index: 2200;
  right: 14px;
  bottom: 14px;
  width: min(360px, calc(100vw - 28px));
  display: grid;
  gap: 8px;
  pointer-events: none;
}

.ns-toast {
  padding: 10px 12px;
  border: 1px solid var(--ns-border-strong);
  border-radius: var(--ns-radius);
  background: var(--ns-surface-raised);
  color: var(--ns-text);
  box-shadow: var(--ns-shadow);
  font-size: 12px;
  pointer-events: auto;
}

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

@media (max-width: 760px) {
  .ns-page,
  .ns-phase9a-page {
    padding: 12px;
  }

  .ns-page-header,
  .ns-grid-2,
  .ns-grid-3 {
    grid-template-columns: 1fr;
  }

  .ns-page-header {
    display: grid;
    align-items: start;
  }

  .ns-page-header .ns-toolbar {
    justify-content: flex-start;
  }

  .ns-definition-list {
    grid-template-columns: minmax(90px, 132px) minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .ns-form,
  .ns-field-grid,
  .ns-definition-list {
    grid-template-columns: 1fr;
  }

  .ns-toolbar > *,
  .ns-card-actions > *,
  .ns-empty-actions > * {
    max-width: 100%;
  }

  .ns-modal-footer {
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}