html {
  color-scheme: light;
}

body {
  margin: 0;
  font-family: -apple-system, "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  color: #111;
  background: #f7f8fb;
}

a {
  color: #2a7ae2;
}

a:hover {
  color: #1756a9;
}

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 20px 72px;
}

.frame-machine-page-header {
  margin-bottom: 24px;
}

.frame-machine-page-title {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1.08;
  color: #111;
}

.frame-machine-page-deck {
  margin: 14px 0 0;
  max-width: 860px;
  color: #4b5563;
  font-size: 1.08rem;
}

.frame-machine-top-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: 20px;
}

.frame-machine-link-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.frame-machine-link-list li {
  padding: 0 0 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.frame-machine-link-list li:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: 0;
}

.frame-machine-link-list strong {
  display: block;
  margin-bottom: 4px;
}

.frame-machine-link-list span {
  display: block;
  color: #6b7280;
  font-size: 0.95rem;
}

.frame-machine-surface-note {
  margin: 14px 0 0;
  color: #4b5563;
}

.frame-machine-loading {
  margin: 0;
  color: #6b7280;
}

.frame-machine-load-error {
  color: #b42318;
}

.frame-machine-dimension-note {
  margin-top: 14px;
  color: #4b5563;
}

.frame-machine-proof-link {
  display: inline-block;
  margin-top: 10px;
  font-weight: 600;
}

.lockstep-nav-link {
  display: inline-flex;
  margin-bottom: 18px;
  font-weight: 600;
}

.lockstep-correction-card {
  padding: 18px;
  border: 1px solid #f2c9c9;
  background: #fff6f5;
  border-radius: 12px;
}

.lockstep-correction-head {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 12px;
}

.lockstep-correction-head h4 {
  margin: 0;
  font-size: 1rem;
}

.lockstep-correction-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.lockstep-correction-grid strong {
  display: block;
  margin-bottom: 6px;
}

.lockstep-correction-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.lockstep-correction-list li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(180, 66, 42, 0.12);
}

.lockstep-correction-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

@media (max-width: 720px) {
  .wrap {
    padding: 32px 16px 56px;
  }
}

.frame-machine-proof-intro {
  margin: 24px 0 32px;
}

.frame-machine-proof-callout {
  padding: 16px 18px;
  background: #f6f9ff;
  border: 1px solid #d7e5ff;
  border-radius: 10px;
  margin-bottom: 16px;
}

.frame-machine-proof-points {
  padding-left: 22px;
}

.frame-machine-sim-app {
  margin-top: 24px;
}

.frame-machine-shell {
  display: grid;
  gap: 22px;
}

.frame-machine-hero,
.frame-machine-panel,
.frame-machine-stat {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.frame-machine-hero {
  padding: 24px;
}

.frame-machine-kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #2a7ae2;
  margin-bottom: 10px;
}

.frame-machine-hero h2 {
  font-size: 30px;
  line-height: 1.2;
  margin-bottom: 10px;
  font-weight: 400;
}

.frame-machine-summary,
.frame-machine-note {
  color: #555;
}

.frame-machine-summary {
  margin-bottom: 18px;
}

.frame-machine-note {
  margin-top: 16px;
}

.frame-machine-controls {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  margin-bottom: 14px;
}

.frame-machine-control-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.frame-machine-button {
  border: 1px solid #d8deea;
  border-radius: 999px;
  background: #fff;
  color: #333;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
}

.frame-machine-button-primary {
  background: #2a7ae2;
  border-color: #2a7ae2;
  color: #fff;
}

.frame-machine-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.frame-machine-range {
  width: 100%;
}

.frame-machine-runtime-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  margin-bottom: 14px;
}

.frame-machine-runtime-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid #d8deea;
  background: #f5f8fc;
  color: #4f5b6a;
  font-size: 13px;
  font-weight: 500;
}

.frame-machine-runtime-pill.is-running {
  background: #ecf8ef;
  border-color: #b5dcbf;
  color: #1f6b32;
}

.frame-machine-runtime-pill.is-paused {
  background: #f6f0ff;
  border-color: #ddd1ff;
  color: #5d46b8;
}

.frame-machine-clock-detail {
  font-size: 13px;
  color: #6a7280;
}

.frame-machine-active-note {
  margin-top: 14px;
  color: #6a7280;
  font-size: 13px;
}

.frame-machine-active-note.is-error {
  color: #b4422a;
}

.frame-machine-source-summary {
  margin-bottom: 16px;
  padding: 14px 16px;
  border: 1px solid #e8edf5;
  border-radius: 10px;
  background: #f8fbff;
}

.frame-machine-source-row,
.frame-machine-source-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
}

.frame-machine-source-row {
  margin-bottom: 10px;
}

.frame-machine-source-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #d8deea;
  background: #fff;
  color: #556171;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.frame-machine-source-chip.is-live {
  background: #eef5ff;
  border-color: #d7e5ff;
  color: #2a7ae2;
}

.frame-machine-source-chip.is-cache {
  background: #f6f0ff;
  border-color: #ddd1ff;
  color: #6b5bd2;
}

.frame-machine-source-chip.is-loading {
  background: #fff6eb;
  border-color: #f0d7b0;
  color: #c96b00;
}

.frame-machine-source-chip.is-error {
  background: #fff2f0;
  border-color: #f3c4bc;
  color: #b4422a;
}

.frame-machine-source-chip.is-disabled,
.frame-machine-source-chip.is-ready {
  background: #f5f8fc;
  border-color: #d8deea;
  color: #556171;
}

.frame-machine-source-meta {
  color: #6a7280;
  font-size: 13px;
}

.frame-machine-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 14px;
  color: #666;
}

.frame-machine-stats {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.frame-machine-stat {
  padding: 18px;
}

.frame-machine-stat span {
  display: block;
  font-size: 13px;
  color: #777;
  margin-bottom: 6px;
}

.frame-machine-stat strong {
  font-size: 24px;
  color: #2a7ae2;
  font-weight: 500;
}

.frame-machine-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.frame-machine-panel {
  padding: 20px;
}

.frame-machine-panel h3 {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 14px;
}

.frame-machine-state-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.frame-machine-state-item {
  padding: 14px;
  border-radius: 10px;
  background: #f8fafc;
  border: 1px solid #ebeff5;
}

.frame-machine-state-label {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 11px;
  color: #7b8494;
  margin-bottom: 6px;
}

.frame-machine-state-value {
  font-size: 15px;
  color: #333;
}

.frame-machine-transition-list,
.frame-machine-automation-list,
.frame-machine-lineage-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.frame-machine-transition-list li,
.frame-machine-automation-list li,
.frame-machine-lineage-list li {
  padding: 14px 0;
  border-bottom: 1px solid #eef1f6;
}

.frame-machine-transition-list li:last-child,
.frame-machine-automation-list li:last-child,
.frame-machine-lineage-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.frame-machine-transition-list strong,
.frame-machine-automation-list strong,
.frame-machine-lineage-list strong {
  display: block;
  margin-bottom: 4px;
}

.frame-machine-transition-list span,
.frame-machine-automation-list span,
.frame-machine-automation-list em,
.frame-machine-lineage-list span {
  display: block;
  font-size: 13px;
  color: #6a7280;
  font-style: normal;
}

.frame-machine-transition-list p,
.frame-machine-automation-list p,
.frame-machine-lineage-list p {
  margin: 6px 0 0;
  color: #555;
}

.frame-machine-lineage-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.frame-machine-lineage-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #d8deea;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: #f5f8fc;
  color: #556171;
}

.frame-machine-lineage-chip.is-embedded {
  background: #eef5ff;
  border-color: #d7e5ff;
  color: #2a7ae2;
}

.frame-machine-lineage-chip.is-reference {
  background: #f6f0ff;
  border-color: #ddd1ff;
  color: #6b5bd2;
}

.frame-machine-lineage-chip.is-derived {
  background: #ecf8ef;
  border-color: #b5dcbf;
  color: #1f6b32;
}

.frame-machine-table-wrap {
  overflow-x: auto;
}

.frame-machine-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 440px;
}

.frame-machine-table th,
.frame-machine-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid #eef1f6;
  font-size: 14px;
  vertical-align: top;
}

.frame-machine-table th {
  color: #6a7280;
  font-weight: 500;
}

.frame-machine-empty {
  color: #7b8494;
}

[data-theme="dark"] .frame-machine-proof-callout {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .frame-machine-hero,
[data-theme="dark"] .frame-machine-panel,
[data-theme="dark"] .frame-machine-stat {
  background: var(--card-bg);
  border-color: var(--border);
  box-shadow: none;
}

[data-theme="dark"] .frame-machine-summary,
[data-theme="dark"] .frame-machine-note,
[data-theme="dark"] .frame-machine-transition-list p,
[data-theme="dark"] .frame-machine-automation-list p,
[data-theme="dark"] .frame-machine-lineage-list p {
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-meta,
[data-theme="dark"] .frame-machine-transition-list span,
[data-theme="dark"] .frame-machine-automation-list span,
[data-theme="dark"] .frame-machine-automation-list em,
[data-theme="dark"] .frame-machine-lineage-list span,
[data-theme="dark"] .frame-machine-empty,
[data-theme="dark"] .frame-machine-table th {
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-button {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text);
}

[data-theme="dark"] .frame-machine-button-primary {
  background: #2a7ae2;
  border-color: #2a7ae2;
  color: #fff;
}

[data-theme="dark"] .frame-machine-runtime-pill {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-runtime-pill.is-running {
  background: rgba(42, 122, 226, 0.16);
  border-color: rgba(42, 122, 226, 0.34);
  color: #a9ccff;
}

[data-theme="dark"] .frame-machine-runtime-pill.is-paused {
  background: rgba(123, 93, 255, 0.16);
  border-color: rgba(123, 93, 255, 0.34);
  color: #c7b8ff;
}

[data-theme="dark"] .frame-machine-lineage-chip {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-lineage-chip.is-embedded {
  background: rgba(42, 122, 226, 0.16);
  border-color: rgba(42, 122, 226, 0.34);
  color: #a9ccff;
}

[data-theme="dark"] .frame-machine-lineage-chip.is-reference {
  background: rgba(123, 93, 255, 0.16);
  border-color: rgba(123, 93, 255, 0.34);
  color: #c7b8ff;
}

[data-theme="dark"] .frame-machine-lineage-chip.is-derived {
  background: rgba(74, 183, 115, 0.16);
  border-color: rgba(74, 183, 115, 0.34);
  color: #9dd8ae;
}

[data-theme="dark"] .frame-machine-clock-detail {
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-active-note {
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-active-note.is-error {
  color: #ffb9ac;
}

[data-theme="dark"] .frame-machine-source-summary {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .frame-machine-source-chip {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-source-chip.is-live {
  background: rgba(42, 122, 226, 0.16);
  border-color: rgba(42, 122, 226, 0.34);
  color: #a9ccff;
}

[data-theme="dark"] .frame-machine-source-chip.is-cache {
  background: rgba(123, 93, 255, 0.16);
  border-color: rgba(123, 93, 255, 0.34);
  color: #c7b8ff;
}

[data-theme="dark"] .frame-machine-source-chip.is-loading {
  background: rgba(201, 107, 0, 0.18);
  border-color: rgba(201, 107, 0, 0.34);
  color: #ffd1a1;
}

[data-theme="dark"] .frame-machine-source-chip.is-error {
  background: rgba(210, 95, 73, 0.18);
  border-color: rgba(210, 95, 73, 0.34);
  color: #ffb9ac;
}

[data-theme="dark"] .frame-machine-source-meta {
  color: var(--text-secondary);
}

[data-theme="dark"] .frame-machine-state-item {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .frame-machine-state-value,
[data-theme="dark"] .frame-machine-panel h3,
[data-theme="dark"] .frame-machine-hero h2,
[data-theme="dark"] .frame-machine-table td {
  color: var(--text);
}

[data-theme="dark"] .frame-machine-transition-list li,
[data-theme="dark"] .frame-machine-automation-list li,
[data-theme="dark"] .frame-machine-lineage-list li,
[data-theme="dark"] .frame-machine-table th,
[data-theme="dark"] .frame-machine-table td {
  border-bottom-color: var(--border);
}

@media (max-width: 700px) {
  .frame-machine-control-cluster,
  .frame-machine-runtime-row {
    flex-direction: column;
    align-items: stretch;
  }

  .frame-machine-meta {
    flex-direction: column;
    gap: 8px;
  }

  .frame-machine-hero h2 {
    font-size: 26px;
  }
}

/* ========================================
   Lockstep digital twin proof
   ======================================== */

.lockstep-proof-intro {
  margin: 24px 0 32px;
}

.lockstep-proof-callout {
  padding: 16px 18px;
  background: #fff6eb;
  border: 1px solid #f0d7b0;
  border-radius: 10px;
  margin-bottom: 16px;
}

.lockstep-proof-points {
  padding-left: 22px;
}

.lockstep-twin-app {
  margin-top: 24px;
}

.lockstep-shell {
  display: grid;
  gap: 22px;
}

.lockstep-hero,
.lockstep-panel,
.lockstep-stat {
  background: #fff;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
}

.lockstep-hero {
  padding: 24px;
}

.lockstep-kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #c96b00;
  margin-bottom: 10px;
}

.lockstep-hero h2 {
  font-size: 30px;
  line-height: 1.2;
  margin-bottom: 10px;
  font-weight: 400;
}

.lockstep-summary {
  color: #555;
}

.lockstep-banner {
  margin: 18px 0 16px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 14px;
}

.lockstep-banner.is-ready {
  background: #f5f8fc;
  border: 1px solid #d8deea;
  color: #4f5b6a;
}

.lockstep-banner.is-healthy,
.lockstep-banner.is-running {
  background: #ecf8ef;
  border: 1px solid #b5dcbf;
  color: #1f6b32;
}

.lockstep-banner.is-complete {
  background: #eef5ff;
  border: 1px solid #d7e5ff;
  color: #2a7ae2;
}

.lockstep-banner.is-drift {
  background: #fff2f0;
  border: 1px solid #f3c4bc;
  color: #b4422a;
}

.lockstep-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
}

.lockstep-button {
  border: 1px solid #d8deea;
  border-radius: 999px;
  background: #fff;
  color: #333;
  padding: 10px 16px;
  cursor: pointer;
  font-size: 14px;
}

.lockstep-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.lockstep-button-primary {
  background: #c96b00;
  border-color: #c96b00;
  color: #fff;
}

.lockstep-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 14px;
  color: #666;
}

.lockstep-stats {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
}

.lockstep-stat {
  padding: 18px;
}

.lockstep-stat span {
  display: block;
  font-size: 13px;
  color: #777;
  margin-bottom: 6px;
}

.lockstep-stat strong {
  font-size: 24px;
  color: #c96b00;
  font-weight: 500;
}

.lockstep-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.lockstep-panel {
  padding: 20px;
}

.lockstep-panel h3 {
  font-size: 18px;
  font-weight: 500;
  margin-bottom: 14px;
}

.lockstep-rule-list,
.lockstep-queue,
.lockstep-input-list,
.lockstep-diff-list {
  margin: 0;
  padding-left: 20px;
}

.lockstep-rule-list li,
.lockstep-diff-list li {
  margin-bottom: 10px;
}

.lockstep-request {
  display: grid;
  gap: 10px;
}

.lockstep-request span,
.lockstep-queue-item span,
.lockstep-input-list span,
.lockstep-diff-list span {
  display: block;
  color: #6a7280;
  font-size: 13px;
}

.lockstep-request strong {
  display: block;
  margin-top: 2px;
}

.lockstep-request p,
.lockstep-queue-item p,
.lockstep-input-list p {
  margin: 0;
  color: #555;
}

.lockstep-queue,
.lockstep-input-list {
  list-style: none;
  padding: 0;
}

.lockstep-queue-item,
.lockstep-input-list li {
  padding: 14px 0;
  border-bottom: 1px solid #eef1f6;
}

.lockstep-queue-item:last-child,
.lockstep-input-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.lockstep-queue-head,
.lockstep-input-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.lockstep-chip,
.lockstep-input-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #d8deea;
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: #f5f8fc;
  color: #556171;
}

.lockstep-chip.is-applied {
  background: #eef5ff;
  border-color: #d7e5ff;
  color: #2a7ae2;
}

.lockstep-chip.is-next {
  background: #fff6eb;
  border-color: #f0d7b0;
  color: #c96b00;
}

.lockstep-chip.is-blocked {
  background: #f5f8fc;
  border-color: #d8deea;
  color: #7b8494;
}

.lockstep-chip.is-drift {
  background: #fff2f0;
  border-color: #f3c4bc;
  color: #b4422a;
}

.lockstep-input-chip.is-embedded {
  background: #eef5ff;
  border-color: #d7e5ff;
  color: #2a7ae2;
}

.lockstep-input-chip.is-reference {
  background: #f6f0ff;
  border-color: #ddd1ff;
  color: #6b5bd2;
}

.lockstep-input-chip.is-derived {
  background: #ecf8ef;
  border-color: #b5dcbf;
  color: #1f6b32;
}

.lockstep-table-wrap {
  overflow-x: auto;
}

.lockstep-state-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 440px;
}

.lockstep-state-table th,
.lockstep-state-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid #eef1f6;
  font-size: 14px;
  vertical-align: top;
}

.lockstep-state-table th {
  color: #6a7280;
  font-weight: 500;
}

.lockstep-state-row.is-different td {
  background: #fff9f7;
}

.lockstep-empty {
  color: #7b8494;
}

[data-theme="dark"] .lockstep-proof-callout {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .lockstep-hero,
[data-theme="dark"] .lockstep-panel,
[data-theme="dark"] .lockstep-stat {
  background: var(--card-bg);
  border-color: var(--border);
  box-shadow: none;
}

[data-theme="dark"] .lockstep-summary,
[data-theme="dark"] .lockstep-request p,
[data-theme="dark"] .lockstep-queue-item p,
[data-theme="dark"] .lockstep-input-list p {
  color: var(--text-secondary);
}

[data-theme="dark"] .lockstep-meta,
[data-theme="dark"] .lockstep-request span,
[data-theme="dark"] .lockstep-queue-item span,
[data-theme="dark"] .lockstep-input-list span,
[data-theme="dark"] .lockstep-diff-list span,
[data-theme="dark"] .lockstep-empty,
[data-theme="dark"] .lockstep-state-table th {
  color: var(--text-secondary);
}

[data-theme="dark"] .lockstep-button {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text);
}

[data-theme="dark"] .lockstep-button-primary {
  background: #c96b00;
  border-color: #c96b00;
  color: #fff;
}

[data-theme="dark"] .lockstep-banner.is-ready,
[data-theme="dark"] .lockstep-chip,
[data-theme="dark"] .lockstep-input-chip {
  background: var(--bg-secondary);
  border-color: var(--border);
  color: var(--text-secondary);
}

[data-theme="dark"] .lockstep-banner.is-healthy,
[data-theme="dark"] .lockstep-banner.is-running,
[data-theme="dark"] .lockstep-input-chip.is-derived {
  background: rgba(74, 183, 115, 0.16);
  border-color: rgba(74, 183, 115, 0.34);
  color: #9dd8ae;
}

[data-theme="dark"] .lockstep-banner.is-complete,
[data-theme="dark"] .lockstep-chip.is-applied,
[data-theme="dark"] .lockstep-input-chip.is-embedded {
  background: rgba(42, 122, 226, 0.16);
  border-color: rgba(42, 122, 226, 0.34);
  color: #a9ccff;
}

[data-theme="dark"] .lockstep-banner.is-drift,
[data-theme="dark"] .lockstep-chip.is-drift {
  background: rgba(210, 95, 73, 0.18);
  border-color: rgba(210, 95, 73, 0.34);
  color: #ffb9ac;
}

[data-theme="dark"] .lockstep-chip.is-next {
  background: rgba(201, 107, 0, 0.18);
  border-color: rgba(201, 107, 0, 0.34);
  color: #ffd1a1;
}

[data-theme="dark"] .lockstep-input-chip.is-reference {
  background: rgba(123, 93, 255, 0.16);
  border-color: rgba(123, 93, 255, 0.34);
  color: #c7b8ff;
}

[data-theme="dark"] .lockstep-state-row.is-different td {
  background: rgba(210, 95, 73, 0.08);
}

[data-theme="dark"] .lockstep-stat strong,
[data-theme="dark"] .lockstep-panel h3,
[data-theme="dark"] .lockstep-hero h2,
[data-theme="dark"] .lockstep-request strong,
[data-theme="dark"] .lockstep-state-table td {
  color: var(--text);
}

[data-theme="dark"] .lockstep-queue-item,
[data-theme="dark"] .lockstep-input-list li,
[data-theme="dark"] .lockstep-state-table th,
[data-theme="dark"] .lockstep-state-table td {
  border-bottom-color: var(--border);
}

@media (max-width: 700px) {
  .lockstep-controls,
  .lockstep-meta,
  .lockstep-queue-head,
  .lockstep-input-head {
    flex-direction: column;
    align-items: stretch;
  }

  .lockstep-hero h2 {
    font-size: 26px;
  }
}

/* ========================================
   Digital twin blog
   ======================================== */

.twin-post-header {
  padding: 22px;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  background: #faf8ff;
}

.twin-kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #6b5bd2;
  margin-bottom: 10px;
}

.twin-intro,
.twin-home-intro {
  color: #555;
}

.twin-intro {
  margin-top: 12px;
}

.twin-home-callout {
  margin: 18px 0 28px;
  padding: 16px 18px;
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  background: #faf8ff;
}

.twin-home-topics {
  margin: 0 0 28px;
  padding: 16px 18px;
  border: 1px solid #ece6ff;
  border-radius: 12px;
  background: #fcfbff;
}

.twin-home-topics strong {
  display: block;
  margin-bottom: 10px;
}

.twin-home-topics ul {
  margin: 0;
  padding-left: 22px;
}

[data-theme="dark"] .twin-home-topics {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .twin-post-header,
[data-theme="dark"] .twin-home-callout {
  background: var(--bg-secondary);
  border-color: var(--border);
}

[data-theme="dark"] .twin-intro,
[data-theme="dark"] .twin-home-intro {
  color: var(--text-secondary);
}


.frame-machine-import-card,
.lockstep-import-card {
  padding: 20px;
}

.frame-machine-button-row,
.lockstep-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.frame-machine-status-note,
.lockstep-status-note {
  margin-top: 14px;
  color: #6a7280;
  font-size: 13px;
}

.frame-machine-status-note strong,
.lockstep-status-note strong {
  color: #1f2937;
}

.frame-machine-hidden-input,
.lockstep-hidden-input {
  display: none;
}

.frame-machine-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.frame-machine-list li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.frame-machine-list li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.frame-machine-list strong {
  display: block;
  color: #111827;
}

.frame-machine-list span,
.frame-machine-list em,
.frame-machine-list p {
  display: block;
  color: #6b7280;
}

.frame-machine-text-block p {
  margin: 0 0 12px;
  color: #4b5563;
}

.frame-machine-text-block p:last-child {
  margin-bottom: 0;
}