.app-shell {
  min-height: 100vh;
  background: var(--color-background-primary);
  color: var(--color-text-primary);
}

.topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-3) var(--space-6);
  border-bottom: 0.5px solid var(--color-border-secondary);
  background: var(--color-background-primary);
}

.brand,
.topbar-actions,
.title-meta,
.button-row,
.nav-tabs {
  display: flex;
  align-items: center;
}

.brand {
  gap: var(--space-3);
  min-width: 260px;
}

.brand-logo {
  width: 112px;
  height: auto;
}

.product-name {
  padding-left: var(--space-3);
  border-left: 0.5px solid var(--color-border-secondary);
  color: var(--color-text-secondary);
  font-size: 13px;
}

.nav-tabs {
  gap: var(--space-1);
}

.tab {
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--color-text-secondary);
  padding: var(--space-3) var(--space-3);
  font: 500 13px var(--font-sans);
  cursor: pointer;
}

.tab:hover,
.tab.active {
  color: var(--color-text-primary);
  border-bottom-color: var(--color-uns);
}

.tab:focus-visible,
.tool:focus-visible,
.step-item:focus-visible,
.equipment-row:focus-visible {
  outline: none;
  border-color: var(--color-uns);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--color-uns) 18%, transparent);
}

.topbar-actions {
  justify-content: flex-end;
  gap: var(--space-2);
}

main {
  padding: var(--space-4);
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.operator-grid,
.dashboard-layout,
.logbook-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: var(--space-4);
}

.equipment-list,
.equipment-browser,
.workflow-panel,
.record-panel,
.palette-panel,
.canvas-panel,
.inspector-panel,
.schema-panel,
.timeline-panel,
.audit-detail,
.panel,
.graphic-canvas,
.mqtt-panel {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
}

.equipment-list,
.equipment-browser,
.palette-panel,
.inspector-panel,
.schema-panel,
.audit-detail,
.panel,
.graphic-canvas,
.mqtt-panel {
  padding: var(--space-4);
}

.section-head,
.page-title-row,
.canvas-toolbar,
.faceplate-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.section-head.tight {
  align-items: center;
}

.eyebrow {
  margin: 0 0 var(--space-1);
  color: var(--color-text-secondary);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: var(--space-4);
  font-size: 20px;
}

h2 {
  margin-bottom: var(--space-2);
  font-size: 20px;
}

h3 {
  margin-bottom: var(--space-2);
  font-size: 15px;
}

p {
  color: var(--color-text-secondary);
}

.equipment-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-3);
  margin-bottom: var(--space-2);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
}

.equipment-row.selected,
.equipment-row:hover,
.tool:hover,
.step-item:hover,
.step-item.active,
.tool.selected {
  background: var(--color-background-secondary);
  border-color: var(--color-border-primary);
}

.equipment-row small {
  display: block;
  margin-top: var(--space-1);
  color: var(--color-text-secondary);
  font-size: 12px;
}

.operator-main {
  min-width: 0;
}

.page-title-row {
  align-items: center;
  margin-bottom: var(--space-4);
}

.title-meta {
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: flex-end;
}

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

.search-field {
  margin-bottom: var(--space-3);
}

.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.chip {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: 999px;
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  padding: var(--space-1) var(--space-3);
  font: 500 12px var(--font-sans);
  cursor: pointer;
}

.chip.active,
.chip:hover {
  background: var(--color-uns-surface);
  border-color: var(--color-uns-border);
  color: var(--color-uns-text);
}

.tree-card {
  border-top: 0.5px solid var(--color-border-secondary);
  padding-top: var(--space-3);
}

.tree-node,
.tree-leaf,
.mqtt-node {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  width: 100%;
  border: 0;
  border-radius: var(--border-radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  padding: 5px var(--space-2);
  text-align: left;
  cursor: pointer;
}

.tree-node::before,
.mqtt-node.branch::before {
  content: ">";
  color: var(--color-text-tertiary);
  font-family: var(--font-mono);
  margin-right: var(--space-1);
}

.tree-node.expanded::before,
.mqtt-node.branch.open::before {
  content: "v";
}

.tree-node:hover,
.tree-leaf:hover,
.tree-node.selected,
.tree-leaf.selected,
.mqtt-node:hover {
  background: var(--color-background-secondary);
}

.mqtt-node.selected {
  background: var(--color-uns-surface);
  color: var(--color-uns-text);
}

.indent-1 { padding-left: 20px; }
.indent-2 { padding-left: 36px; }
.indent-3 { padding-left: 52px; }
.indent-4 { padding-left: 68px; }

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.operator-summary {
  display: grid;
  grid-template-columns: repeat(4, minmax(160px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.decision-tile,
.primary-action,
.equipment-state-tile,
.choice-card {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  cursor: pointer;
  text-align: left;
}

.decision-tile {
  min-height: 150px;
  padding: var(--space-4);
}

.decision-tile.urgent,
.primary-action.urgent {
  border-left: 4px solid var(--color-transform);
  background: color-mix(in srgb, var(--color-transform-surface) 58%, var(--color-background-primary));
}

.decision-tile strong,
.decision-tile small,
.equipment-state-tile strong,
.equipment-state-tile small,
.equipment-state-tile em {
  display: block;
}

.decision-tile small,
.equipment-state-tile small,
.equipment-state-tile em,
.choice-card small {
  color: var(--color-text-secondary);
}

.focus-panel,
.dashboard-details {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.primary-action-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(240px, 1fr));
  gap: var(--space-3);
}

.primary-action {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  min-height: 96px;
  padding: var(--space-4);
}

.action-number {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: var(--color-uns-surface);
  color: var(--color-uns-text);
  font-weight: 800;
}

.equipment-state-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: var(--space-3);
}

.equipment-state-tile {
  display: grid;
  gap: var(--space-2);
  min-height: 152px;
  padding: var(--space-4);
}

.equipment-state-tile.hold {
  border-left: 4px solid var(--color-transform);
}

.dashboard-details summary {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  cursor: pointer;
}

.dashboard-details summary span {
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.dashboard-detail-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 1fr);
  gap: var(--space-4);
  padding-top: var(--space-4);
}

.empty-state {
  border: 0.5px dashed var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  padding: var(--space-4);
  color: var(--color-text-secondary);
}

.metric {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  padding: var(--space-4);
  background: var(--color-background-primary);
}

.metric-value {
  display: block;
  font-size: 28px;
  font-weight: 600;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.metric span:last-child {
  color: var(--color-text-secondary);
  font-size: 12px;
}

.landing-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.action-list {
  display: grid;
  gap: var(--space-2);
}

.action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  width: 100%;
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  padding: var(--space-3);
  text-align: left;
  cursor: pointer;
}

.action-row.urgent {
  border-left: 3px solid var(--color-transform);
}

.action-row:hover {
  background: var(--color-background-secondary);
}

.action-row small {
  display: block;
  color: var(--color-text-secondary);
  margin-top: var(--space-1);
}

.comments-panel {
  margin-top: var(--space-4);
}

.comment-list {
  display: grid;
  gap: var(--space-2);
}

.comment-item {
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  padding: var(--space-3);
}

.comment-item strong {
  display: block;
  margin-bottom: var(--space-1);
}

.comment-item small {
  color: var(--color-text-tertiary);
}

.clickable-row {
  cursor: pointer;
}

.clickable-row:hover {
  background: var(--color-background-secondary);
}

.process-main {
  display: grid;
  gap: var(--space-6);
}

.process-main:has(.process-frame:target) .process-frame:not(:target) {
  display: none;
}

.process-frame {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: var(--space-4);
  min-height: calc(100vh - 116px);
}

.process-rail,
.atm-panel {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
}

.process-rail {
  padding: var(--space-4);
}

.atm-panel {
  display: grid;
  align-content: start;
  gap: var(--space-4);
  padding: var(--space-5);
}

.atm-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-4);
  border-bottom: 0.5px solid var(--color-border-secondary);
}

.stepper.vertical {
  display: grid;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.stepper.vertical li {
  justify-content: flex-start;
}

.guardrail-card {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  padding: var(--space-3);
  background: var(--color-background-secondary);
}

.guardrail-card strong {
  display: block;
  margin-bottom: var(--space-2);
}

.guardrail-card p {
  margin-bottom: 0;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.choice-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.choice-card {
  min-height: 150px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  padding: var(--space-4);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
}

.choice-card:hover,
.choice-card.active {
  border-color: var(--color-uns-border);
  background: var(--color-uns-surface);
}

.choice-card.complete {
  border-color: var(--color-success);
  background: var(--color-success-surface);
}

.choice-card.disabled {
  cursor: not-allowed;
  opacity: 0.54;
}

.choice-card strong,
.choice-card small,
.choice-kicker {
  display: block;
}

.choice-card strong {
  margin: var(--space-2) 0;
  font-size: 19px;
}

.choice-kicker,
.choice-card small,
.state-strip span {
  color: var(--color-text-secondary);
}

.decision-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  border: 0.5px solid var(--color-border-secondary);
  border-left: 4px solid var(--color-uns);
  border-radius: var(--border-radius-sm);
  padding: var(--space-4);
  background: var(--color-background-secondary);
}

.decision-panel h3,
.decision-panel p {
  margin-bottom: 0;
}

.state-strip,
.guided-form,
.review-grid {
  display: grid;
  gap: var(--space-3);
}

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

.state-strip div {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  padding: var(--space-3);
  background: var(--color-background-secondary);
}

.state-strip strong {
  display: block;
  margin-top: var(--space-1);
}

.guided-form {
  grid-template-columns: 2fr 1fr 1fr;
  align-items: end;
}

.compact-summary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.review-grid {
  grid-template-columns: 0.9fr 1.1fr;
}

.process-shell .tab {
  text-decoration: none;
}

.logbook-comment-list {
  margin-top: var(--space-4);
}

.calendar {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: var(--space-2);
}

.calendar > div {
  min-height: 132px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-secondary);
  padding: var(--space-2);
}

.calendar strong {
  display: block;
  margin-bottom: var(--space-2);
}

.calendar-item {
  display: block;
  border-radius: var(--border-radius-sm);
  padding: var(--space-1) var(--space-2);
  font-size: 12px;
  line-height: 1.3;
}

.calendar-item.amber { background: var(--color-transform-surface); color: var(--color-transform-text); }
.calendar-item.blue { background: var(--color-uns-surface); color: var(--color-uns-text); }
.calendar-item.green { background: var(--color-success-surface); color: var(--color-success); }
.calendar-item.profile { background: var(--color-profile-surface); color: var(--color-profile-text); }

.equipment-mimic {
  border: 1px solid var(--hmi-zone);
  border-radius: 2px;
  overflow: hidden;
}

.mimic-body {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) 360px;
  gap: var(--space-4);
  padding: var(--space-4);
}

.graphic-builder-body {
  grid-template-columns: minmax(520px, 1fr) 360px;
}

.graphic-workspace {
  position: relative;
  min-height: 380px;
  border: 1px solid var(--hmi-zone);
  background:
    linear-gradient(var(--color-border-tertiary) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border-tertiary) 1px, transparent 1px),
    var(--hmi-bg);
  background-size: 24px 24px;
  overflow: hidden;
}

.graphic-workspace.drag-over {
  outline: 2px solid var(--color-uns);
  outline-offset: -3px;
}

.graphic-workspace.runtime-mode {
  background: var(--hmi-bg);
}

.graphic-item {
  position: absolute;
  display: grid;
  align-content: center;
  gap: 2px;
  min-width: 118px;
  min-height: 58px;
  border: 1px solid var(--hmi-line);
  background: color-mix(in srgb, var(--hmi-panel) 86%, white);
  color: var(--hmi-text-1);
  padding: var(--space-2);
  font: 600 12px var(--font-mono);
  cursor: grab;
  user-select: none;
}

.graphic-remove {
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  z-index: 2;
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-secondary);
  font: 700 14px var(--font-sans);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.graphic-remove:hover {
  border-color: var(--color-risk-attention);
  color: var(--color-risk-attention);
}

.graphic-workspace.runtime-mode .graphic-remove {
  display: none;
}

.graphic-item.selected {
  outline: 2px solid var(--color-uns);
  outline-offset: 2px;
}

.graphic-workspace.runtime-mode .graphic-item {
  cursor: default;
}

.graphic-workspace.runtime-mode .graphic-item.selected {
  outline: 0;
}

.graphic-item small,
.graphic-item em {
  color: var(--hmi-text-2);
  font-style: normal;
  font-weight: 500;
}

.graphic-item em {
  color: var(--hmi-text-1);
  font-size: 14px;
  font-weight: 800;
}

.graphic-item.no-live-value em {
  color: var(--color-text-tertiary);
}

.graphic-vessel {
  width: 172px;
  height: 156px;
  text-align: center;
}

.graphic-vessel::before {
  content: "";
  display: block;
  width: 54px;
  height: 54px;
  margin: 0 auto var(--space-2);
  border: 2px solid var(--hmi-line);
  border-radius: 999px;
}

.graphic-pipe {
  width: 150px;
  min-height: 12px;
  height: 12px;
  padding: 0;
  border: 0;
  border-top: 3px solid var(--hmi-line);
  background: transparent;
}

.graphic-pipe::after {
  content: "";
  position: absolute;
  right: -2px;
  top: -7px;
  border-left: 10px solid var(--hmi-line);
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
}

.graphic-value,
.graphic-binding,
.graphic-state {
  min-width: 168px;
  min-height: 76px;
}

.graphic-value {
  border-left: 4px solid var(--color-uns);
}

.graphic-state {
  min-width: 112px;
  min-height: 48px;
  border-left: 4px solid var(--color-success);
}

.graphic-binding {
  min-width: 240px;
  border-left: 4px solid var(--color-profile);
}

.graphic-run-dot {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--color-success);
}

.graphic-binding-editor {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 0.5px solid var(--color-border-secondary);
}

.graphic-binding-editor .button-row {
  justify-content: flex-start;
}

.mimic-svg {
  width: 100%;
  min-height: 250px;
}

.faceplate {
  border: 1px solid var(--hmi-zone);
  background: var(--hmi-panel);
  padding: var(--space-3);
  color: var(--hmi-text-1);
}

.binding-list {
  margin: var(--space-4) 0 0;
}

.binding-list div {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--hmi-zone);
}

.binding-list dt {
  font: 650 11px var(--font-mono);
  color: var(--hmi-text-2);
}

.binding-list dd {
  margin: var(--space-1) 0 0;
  color: var(--hmi-text-1);
  font: 500 11px var(--font-mono);
  overflow-wrap: anywhere;
}

.payload-pre {
  max-height: 320px;
  overflow: auto;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-secondary);
  padding: var(--space-3);
  color: var(--color-text-secondary);
  font: 500 12px/1.45 var(--font-mono);
  white-space: pre-wrap;
}

.pv-row {
  display: grid;
  grid-template-columns: 36px 82px 1fr;
  align-items: center;
  gap: var(--space-2);
  margin: var(--space-4) 0;
  font-family: var(--font-mono);
  font-size: 12px;
}

.valid-action-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin: var(--space-4) 0;
}

.valid-action-card {
  position: relative;
  min-height: 156px;
  border: 1px solid var(--color-border-secondary);
  border-left-width: 5px;
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  padding: var(--space-5);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 1px 0 color-mix(in srgb, var(--color-border-primary) 32%, transparent);
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease, background 120ms ease;
}

.valid-action-card:hover,
.valid-action-card.selected {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px color-mix(in srgb, var(--color-text-primary) 10%, transparent);
}

.valid-action-card.selected {
  outline: 3px solid color-mix(in srgb, var(--color-uns) 28%, transparent);
  outline-offset: 2px;
}

.valid-action-card:active {
  transform: translateY(1px);
  box-shadow: inset 0 1px 3px color-mix(in srgb, var(--color-text-primary) 18%, transparent);
}

.valid-action-card:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-uns) 24%, transparent);
}

.valid-action-card:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.btn:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.valid-action-card strong,
.valid-action-card small {
  display: block;
}

.valid-action-card strong {
  margin: var(--space-2) 0;
  font-size: 21px;
  line-height: 1.15;
}

.valid-action-card small {
  max-width: 34rem;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.35;
}

.action-meta {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 var(--space-2);
  color: var(--color-text-secondary);
  background: color-mix(in srgb, var(--color-background-primary) 72%, transparent);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.valid-action-card.tone-comment {
  border-color: color-mix(in srgb, var(--color-uns) 38%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-uns-surface) 72%, var(--color-background-primary));
}

.valid-action-card.tone-use {
  border-color: color-mix(in srgb, var(--color-profile) 40%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-profile-surface) 72%, var(--color-background-primary));
}

.valid-action-card.tone-standardise {
  border-color: color-mix(in srgb, var(--color-uns) 46%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-uns-surface) 86%, var(--color-background-primary));
}

.valid-action-card.tone-release {
  border-color: color-mix(in srgb, var(--color-success) 46%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-success-surface) 84%, var(--color-background-primary));
}

.valid-action-card.tone-hold {
  border-color: color-mix(in srgb, var(--color-warning) 58%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-warning-surface) 82%, var(--color-background-primary));
}

.valid-action-card.tone-cleaning {
  border-color: color-mix(in srgb, var(--color-source) 46%, var(--color-border-secondary));
  background: color-mix(in srgb, var(--color-source-surface) 78%, var(--color-background-primary));
}

.logbook-action-head {
  margin-top: var(--space-4);
}

.work-area {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.workflow-panel,
.record-panel,
.canvas-panel,
.timeline-panel {
  padding: var(--space-4);
}

.stepper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  padding: 0;
  margin: var(--space-4) 0;
  list-style: none;
}

.stepper li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  color: var(--color-text-secondary);
  background: var(--color-background-primary);
}

.stepper span {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 0.5px solid var(--color-border-primary);
  font-family: var(--font-mono);
  font-size: 11px;
}

.stepper .complete span {
  background: var(--color-success-surface);
  color: var(--color-success);
}

.stepper .active {
  border-color: var(--color-transform);
  color: var(--color-text-primary);
}

.process-rail .stepper.vertical {
  grid-template-columns: 1fr;
}

.process-rail .stepper.vertical li {
  justify-content: flex-start;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.form-field.wide {
  grid-column: 1 / -1;
}

.button-row {
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.button-row.compact {
  margin-top: 0;
}

.payload-list {
  margin: 0;
}

.payload-list div {
  padding: var(--space-3) 0;
  border-bottom: 0.5px solid var(--color-border-tertiary);
}

.payload-list div:last-child {
  border-bottom: 0;
}

.payload-list dt {
  color: var(--color-text-secondary);
  font-size: 11px;
  font-weight: 600;
}

.payload-list dd {
  margin: var(--space-1) 0 0;
  font-size: 13px;
}

.builder-grid {
  display: grid;
  grid-template-columns: 220px minmax(420px, 1fr) 320px;
  gap: var(--space-4);
}

.tool,
.step-item {
  width: 100%;
  padding: var(--space-2) var(--space-3);
  margin-bottom: var(--space-2);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: transparent;
  color: var(--color-text-primary);
  text-align: left;
  cursor: pointer;
}

.step-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 52px;
}

.step-item span {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--color-background-secondary);
  color: var(--color-text-secondary);
  font-weight: 700;
}

.step-item.active {
  border-color: var(--color-uns-border);
  background: var(--color-uns-surface);
  color: var(--color-uns-text);
}

.step-item.active span {
  background: var(--color-uns);
  color: white;
}

.builder-stepper {
  margin-bottom: var(--space-3);
}

.builder-guided-panel {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.builder-step-panel {
  display: none;
}

.builder-step-panel.active {
  display: block;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(180px, 1fr));
  gap: var(--space-3);
}

.choice-card {
  min-height: 118px;
  padding: var(--space-4);
}

.choice-card strong,
.choice-card small {
  display: block;
}

.choice-card.selected,
.choice-card:hover {
  border-color: var(--color-uns-border);
  background: var(--color-uns-surface);
}

.widget-choice-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  gap: var(--space-2);
}

.atm-hint {
  border: 0.5px solid var(--color-border-secondary);
  border-left: 3px solid var(--color-uns);
  border-radius: var(--border-radius-sm);
  padding: var(--space-3);
  margin-bottom: var(--space-4);
  color: var(--color-text-secondary);
  background: var(--color-background-secondary);
}

.spacer {
  margin-top: var(--space-6);
}

.canvas {
  border: 0.5px solid var(--color-border-primary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-secondary);
  min-height: 560px;
  padding: var(--space-4);
}

.canvas-header {
  display: flex;
  justify-content: space-between;
  padding: var(--space-3);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
}

.canvas-header span {
  color: var(--color-text-secondary);
}

.canvas-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: var(--space-3);
  padding-top: var(--space-4);
}

.canvas-widget,
.contract-card,
.rule-block {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  padding: var(--space-4);
}

.canvas-widget {
  min-height: 148px;
}

.edge-source {
  border-left: 3px solid var(--color-source);
}

.edge-transform {
  border-left: 3px solid var(--color-transform);
}

.edge-uns {
  border-left: 3px solid var(--color-uns);
}

.edge-profile {
  border-left: 3px solid var(--color-profile);
}

.selected-widget {
  outline: 2px solid color-mix(in srgb, var(--color-uns) 22%, transparent);
}

.rule-block {
  margin-top: var(--space-4);
}

.contract-layout,
.audit-layout,
.graphics-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: var(--space-4);
}

.graphics-layout {
  grid-template-columns: 360px minmax(560px, 1fr);
}

.graphic-canvas {
  min-width: 0;
}

.graphic-selector {
  max-width: 420px;
}

.graphic-toolbar {
  margin-bottom: var(--space-3);
}

.graphic-palette {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-3);
  margin-bottom: var(--space-3);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-secondary);
}

.graphic-palette .tool {
  width: auto;
  min-width: 132px;
  margin: 0;
}

.graphic-palette .tool.selected {
  border-color: var(--color-uns-border);
  background: var(--color-uns-surface);
  color: var(--color-uns);
}

.graphic-palette.is-disabled {
  opacity: 0.55;
  pointer-events: none;
}

.graphic-context-row {
  margin-bottom: var(--space-3);
}

.source-workbench {
  margin-bottom: var(--space-3);
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
}

.source-workbench summary {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3);
  cursor: pointer;
}

.source-workbench summary span {
  color: var(--color-text-secondary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
}

.source-workbench summary strong {
  min-width: 0;
  max-width: 62%;
  overflow: hidden;
  color: var(--color-text-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-workbench-grid {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(320px, 1fr);
  gap: var(--space-4);
  padding: 0 var(--space-3) var(--space-3);
}

.segmented-control {
  display: inline-flex;
  align-items: center;
  padding: 2px;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-secondary);
}

.segmented-control button {
  min-height: 34px;
  border: 0;
  border-radius: var(--border-radius-xs);
  background: transparent;
  color: var(--color-text-secondary);
  padding: 0 var(--space-3);
  cursor: pointer;
}

.segmented-control button.active {
  background: var(--color-uns-surface);
  color: var(--color-uns);
  box-shadow: inset 0 0 0 0.5px var(--color-uns-border);
}

.mqtt-panel {
  min-width: 0;
}

.mqtt-summary {
  margin: var(--space-3) 0;
  padding: var(--space-2) var(--space-3);
  border: 0.5px solid var(--color-border-tertiary);
  border-radius: var(--border-radius-sm);
  color: var(--color-text-secondary);
  font-size: 12px;
}

.mqtt-tree {
  max-height: calc(100vh - 260px);
  min-height: 560px;
  overflow: auto;
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  padding: var(--space-2);
  margin-top: var(--space-3);
  background: var(--color-background-primary);
  font-family: var(--font-mono);
  font-size: 12px;
}

.equipment-editor {
  border: 0;
  margin: 0;
  padding: 0;
}

.equipment-editor strong {
  display: block;
  max-width: 100%;
  overflow-wrap: anywhere;
  font-family: var(--font-mono);
  font-size: 12px;
}

.equipment-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
}

.equipment-preview {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-3) 0;
  padding: var(--space-3);
  border: 0.5px solid var(--color-border-secondary);
  border-left: 3px solid var(--color-source);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-secondary);
}

.equipment-preview strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.equipment-preview small {
  color: var(--color-text-secondary);
}

.mqtt-node {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  min-height: 24px;
  border-radius: var(--border-radius-xs);
  cursor: grab;
}

.mqtt-node.leaf {
  color: var(--color-text-secondary);
}

.mqtt-node.selected {
  background: var(--color-uns-surface);
  color: var(--color-text-primary);
}

.mqtt-count {
  color: var(--color-text-tertiary);
  margin-left: auto;
}

.mqtt-value {
  margin-left: auto;
  color: var(--color-text-primary);
  font-weight: 700;
}

.contract-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.config-browser {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.config-list,
.config-detail,
.state-model-card {
  display: grid;
  gap: var(--space-2);
}

.config-class-button {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-sm);
  background: var(--color-background-primary);
  color: var(--color-text-primary);
  padding: var(--space-3);
  text-align: left;
  cursor: pointer;
}

.config-class-button:hover,
.config-class-button.active {
  border-color: var(--color-uns-border);
  background: var(--color-uns-surface);
}

.config-class-button strong,
.config-class-button small {
  display: block;
}

.config-detail-card,
.state-model-card {
  border: 0.5px solid var(--color-border-secondary);
  border-radius: var(--border-radius-md);
  background: var(--color-background-primary);
  padding: var(--space-4);
}

.model-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-3) 0;
}

.transition-list {
  display: grid;
  gap: var(--space-2);
  padding: 0;
  margin: var(--space-3) 0 0;
  list-style: none;
}

.transition-list li {
  border: 0.5px solid var(--color-border-tertiary);
  border-left: 3px solid var(--color-transform);
  border-radius: var(--border-radius-sm);
  padding: var(--space-2) var(--space-3);
}

.state-model-list {
  display: grid;
  gap: var(--space-3);
}

.state-flow {
  display: grid;
  gap: var(--space-2);
  margin: var(--space-4) 0 var(--space-6);
}

.state-flow span {
  padding: var(--space-2) var(--space-3);
  border: 0.5px solid var(--color-border-secondary);
  border-left: 3px solid var(--color-uns);
  border-radius: var(--border-radius-sm);
}

.suggestion-list {
  padding-left: var(--space-4);
  color: var(--color-text-secondary);
}

.suggestion-list li {
  margin-bottom: var(--space-2);
}

.panel,
.timeline-panel {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-4);
}

.panel table,
.timeline-panel table {
  min-width: 560px;
}

th,
td {
  padding: var(--space-3);
  border-bottom: 0.5px solid var(--color-border-secondary);
  text-align: left;
}

th {
  background: var(--color-background-tertiary);
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 600;
}

@media (max-width: 1120px) {
  .operator-grid,
  .dashboard-layout,
  .logbook-layout,
  .builder-grid,
  .graphics-layout,
  .work-area,
  .landing-grid,
  .contract-layout,
  .audit-layout,
  .process-frame,
  .review-grid,
  .guided-form,
  .mimic-body {
    grid-template-columns: 1fr;
  }

  .equipment-list {
    order: 2;
  }

  .process-frame {
    min-height: auto;
  }

  .process-rail {
    display: grid;
    grid-template-columns: minmax(220px, 0.8fr) minmax(260px, 1fr);
    gap: var(--space-4);
    align-items: start;
  }

  .process-rail h1 {
    margin-bottom: var(--space-2);
  }
}

@media (max-width: 760px) {
  .topbar,
  .page-title-row,
  .section-head,
  .canvas-toolbar,
  .atm-head,
  .decision-panel,
  .process-rail {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav-tabs,
  .topbar-actions,
  .title-meta {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .stepper,
  .form-grid,
  .summary-grid,
  .calendar,
  .contract-grid,
  .config-browser,
  .canvas-content,
  .choice-grid,
  .choice-grid.three,
  .valid-action-list,
  .state-strip,
  .compact-summary {
    grid-template-columns: 1fr;
  }

  .brand {
    min-width: 0;
  }

  .choice-card {
    min-height: 120px;
  }

  .decision-panel .button-row {
    justify-content: flex-start;
    flex-wrap: wrap;
  }
}