:root {
  color-scheme: dark;
  --brand-ivory: #f3f0e8;
  --brand-teal: #082e2b;
  --brand-coral: #ff3b18;
  --canvas: var(--brand-teal);
  --surface: #0e3a36;
  --surface-strong: #124943;
  --ink: var(--brand-ivory);
  --muted: #b5c5be;
  --line: #69837c;
  --line-soft: #31534e;
  --truth: #47d7a8;
  --truth-soft: #bbf2df;
  --knowledge: #ffc15a;
  --knowledge-soft: #ffe1a8;
  --danger: var(--brand-coral);
  --danger-readable: #ff9885;
  --danger-soft: #ffc7ba;
  --paper: var(--brand-ivory);
  --paper-surface: #e3e5df;
  --paper-ink: var(--brand-teal);
  --paper-muted: #4b625d;
  --paper-line: #a7b8b2;
  --paper-truth: #08775d;
  --paper-decision: #b82c15;
  --truth-tint: #dff1e9;
  --on-decision: #001714;
  --page-width: 1280px;
  --label-width: 13rem;
  --header-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--canvas);
  color: var(--ink);
  font-family: "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

button,
input,
select,
textarea {
  font: inherit;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--knowledge);
  outline-offset: 4px;
}

a {
  color: inherit;
}

code,
time,
.technical-id,
.metric-label,
.section-kicker,
.panel-kicker,
.date-copy,
.route-label,
.event-note,
.demo-nav a {
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.7rem 1rem;
  background: var(--knowledge);
  color: var(--paper-ink);
  font-weight: 800;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  min-height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: var(--canvas);
}

.header-shell {
  display: flex;
  min-height: var(--header-height);
  width: min(calc(100% - 2rem), var(--page-width));
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  margin: 0 auto;
}

.brand-block {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
}

.brand-copy {
  display: grid;
  min-width: 0;
  gap: 0.12rem;
}

.site-header h1 {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: 2rem;
  font-stretch: condensed;
  font-weight: 750;
  letter-spacing: -0.045em;
  line-height: 0.95;
}

.wordmark-hind,
.wordmark-sight {
  color: var(--ink);
}

.wordmark-cut {
  width: 2px;
  height: 0.78em;
  margin: 0 0.15rem;
  background: var(--danger);
  clip-path: polygon(0 0, 100% 8%, 100% 100%, 0 92%);
}

.brand-promise,
.domain-label,
.run-status {
  margin: 0;
}

.brand-promise {
  color: var(--danger-readable);
  font-size: 0.64rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.1;
  text-transform: uppercase;
}

.domain-label {
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.2;
}

.run-panel {
  display: grid;
  grid-template-columns: auto;
  justify-items: end;
  gap: 0.25rem;
}

.primary-button {
  min-height: 3rem;
  padding: 0.7rem 1.25rem;
  border: 1px solid var(--brand-coral);
  background: var(--brand-coral);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  color: var(--on-decision);
  cursor: pointer;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.primary-button:hover:not(:disabled) {
  background: var(--danger-readable);
  border-color: var(--danger-readable);
}

.primary-button:active:not(:disabled) {
  background: var(--ink);
}

.primary-button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.run-status {
  max-width: 13rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.35;
}

.demo-nav {
  position: sticky;
  z-index: 45;
  top: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.demo-nav-inner {
  display: flex;
  width: min(calc(100% - 2rem), var(--page-width));
  align-items: stretch;
  gap: 0;
  margin: 0 auto;
  overflow-x: auto;
  scrollbar-width: thin;
}

.demo-nav a {
  display: inline-flex;
  min-height: 3.1rem;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.15rem;
  border-right: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 750;
  text-decoration: none;
  text-transform: uppercase;
}

.demo-nav a span {
  color: var(--truth);
}

.demo-nav a:hover,
.demo-nav a:focus-visible {
  background: var(--surface-strong);
  color: var(--ink);
}

.page-shell {
  width: min(calc(100% - 2rem), var(--page-width));
  margin: 0 auto;
}

.notice {
  margin: 1rem 0;
  padding: 1rem 1.2rem;
  border-left: 5px solid currentColor;
}

.notice-error {
  background: #3b211c;
  color: var(--danger-soft);
}

.case-register {
  display: grid;
  grid-template-columns: minmax(15rem, 0.58fr) minmax(0, 1.42fr);
  margin-top: 1.25rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.case-register-heading {
  display: grid;
  align-content: space-between;
  gap: 1.2rem;
  padding: 1.15rem 1.25rem;
  border-right: 1px solid var(--line);
}

.case-register-heading h2,
.case-rail h3 {
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
}

.case-register-heading h2 {
  max-width: 12ch;
  font-size: clamp(1.65rem, 2.3vw, 2.45rem);
  letter-spacing: -0.05em;
  line-height: 0.95;
}

.case-register-heading > div > p:last-child {
  max-width: 34rem;
  margin: 0.65rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.case-register-counts {
  display: flex;
  margin: 0;
  gap: 1.5rem;
}

.case-register-counts div {
  display: grid;
  grid-template-columns: auto auto;
  align-items: baseline;
  gap: 0.45rem;
}

.case-register-counts dt {
  color: var(--muted);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
}

.case-register-counts dd {
  margin: 0;
  color: var(--ink);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1;
}

.case-register-rails {
  display: grid;
  min-width: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.case-rail {
  min-width: 0;
}

.case-rail + .case-rail {
  border-left: 1px solid var(--line);
}

.case-rail > header {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--line-soft);
}

.case-rail > header > div {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.65rem;
}

.case-rail > header > span {
  color: var(--muted);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.62rem;
  text-align: right;
  text-transform: uppercase;
}

.case-rail h3 {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.case-rail-key {
  width: 2rem;
  border-top: 3px solid var(--truth);
}

.incident-rail .case-rail-key {
  border-top-color: var(--knowledge);
  border-top-style: dashed;
}

.case-record-list {
  max-height: 17rem;
  margin: 0;
  padding: 0;
  overflow-y: auto;
  list-style: none;
  scrollbar-width: thin;
}

.case-record + .case-record,
.case-record-empty + .case-record {
  border-top: 1px solid var(--line-soft);
}

.case-record details {
  position: relative;
}

.case-record summary {
  display: grid;
  min-height: 6.4rem;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 0.8rem;
  padding: 0.9rem 1rem;
  cursor: pointer;
  list-style: none;
}

.case-record summary::-webkit-details-marker {
  display: none;
}

.case-record summary::after {
  color: var(--muted);
  content: "+";
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 1.15rem;
}

.case-record details[open] summary::after {
  content: "\2212";
}

.case-record summary:hover {
  background: var(--surface-strong);
}

.case-record-primary {
  display: grid;
  min-width: 0;
  gap: 0.25rem;
}

.case-record-primary strong {
  overflow: hidden;
  color: var(--ink);
  font-size: 0.88rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-record-primary span,
.case-record-impact span {
  color: var(--muted);
  font-size: 0.72rem;
}

.case-record-impact {
  display: grid;
  justify-items: end;
  gap: 0.1rem;
  text-align: right;
}

.case-record-impact strong {
  color: var(--ink);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 1.05rem;
}

.case-record-state {
  color: var(--truth-soft);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
}

.case-record-impact .case-record-state {
  color: var(--truth-soft);
}

.incident-rail .case-record-impact .case-record-state {
  color: var(--knowledge-soft);
}

.case-record-details {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem 1rem;
  padding: 0.9rem 1rem 1rem;
  border-top: 1px solid var(--line-soft);
  background: var(--canvas);
}

.case-record-details div {
  min-width: 0;
}

.case-record-details dt {
  color: var(--muted);
  font-size: 0.65rem;
  text-transform: uppercase;
}

.case-record-details dd {
  margin: 0.18rem 0 0;
  color: var(--ink);
  font-size: 0.76rem;
  overflow-wrap: anywhere;
}

.case-record-empty {
  display: grid;
  min-height: 6.4rem;
  padding: 1rem;
  align-content: center;
  color: var(--muted);
  font-size: 0.78rem;
}

.selected-audit-bar {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin: 0 0 1.5rem;
  padding: 0.75rem 1rem;
  border-left: 4px solid var(--brand-coral);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.78rem;
}

.selected-audit-bar > span:first-child {
  color: var(--danger-readable);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.67rem;
  font-weight: 800;
  text-transform: uppercase;
}

.selected-audit-bar strong {
  color: var(--ink);
}

.workspace-state {
  position: relative;
  display: grid;
  min-height: 11rem;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  padding: clamp(2rem, 4vw, 3.5rem) 0;
  border-bottom: 1px solid var(--line);
}

.workspace-state::before {
  position: absolute;
  top: clamp(2.2rem, 4vw, 3.25rem);
  left: 0.15rem;
  width: 0.45rem;
  height: 3rem;
  background: var(--brand-coral);
  content: "";
  transform: skewY(-38deg);
}

.workspace-state > div:first-child {
  padding-left: 1.5rem;
}

.workspace-state h2 {
  max-width: 20ch;
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.workspace-state > div:first-child > p:last-child {
  max-width: 42rem;
  margin: 0.75rem 0 0;
  color: var(--muted);
}

.workspace-actions {
  display: flex;
  justify-content: flex-end;
}

.secondary-button {
  min-height: 3rem;
  padding: 0.7rem 1.2rem;
  border: 1px solid var(--brand-coral);
  background: transparent;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
}

.secondary-button:hover:not(:disabled) {
  background: var(--brand-coral);
  color: var(--on-decision);
}

.secondary-button:disabled {
  cursor: wait;
  opacity: 0.58;
}

.case-register ~ .empty-state {
  min-height: auto;
  align-content: start;
  padding-top: clamp(2rem, 4vw, 4rem);
}

.empty-state {
  display: grid;
  min-height: calc(100svh - var(--header-height));
  align-content: center;
  gap: clamp(1rem, 2vw, 1.5rem);
  padding: clamp(1.5rem, 3vw, 2.75rem) 0 1.5rem;
}

.empty-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(18rem, 0.65fr);
  align-items: end;
  gap: clamp(1.25rem, 3vw, 3rem);
}

.empty-intro .section-kicker {
  grid-column: 1 / -1;
}

.empty-intro h2 {
  grid-column: 1;
}

.empty-intro > p:not(.section-kicker) {
  grid-column: 2;
}

.section-kicker,
.panel-kicker {
  margin: 0 0 0.65rem;
  color: var(--truth);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.empty-intro h2 {
  max-width: 22ch;
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: clamp(2.8rem, 4.8vw, 4.9rem);
  font-stretch: condensed;
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.92;
}

.empty-intro > p {
  margin: 0 0 0.25rem;
  color: var(--muted);
  font-size: clamp(0.95rem, 1.1vw, 1.08rem);
  line-height: 1.55;
}

.register-preview {
  margin: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.register-preview figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.82rem;
}

.register-preview figcaption strong {
  color: var(--ink);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.switchboard-frame {
  position: relative;
  overflow: hidden;
  padding: 0.25rem 0.5rem 0.75rem;
}

.switchboard-svg {
  display: block;
  width: 100%;
  height: auto;
}

.switchboard-grid path {
  fill: none;
  stroke: var(--line-soft);
  stroke-width: 1;
}

.gap-hatch-line {
  fill: none;
  stroke: var(--knowledge);
  stroke-opacity: 0.28;
  stroke-width: 1;
}

.gap-field {
  opacity: 0.85;
}

.gap-outline {
  fill: none;
  stroke: var(--knowledge);
  stroke-dasharray: 5 8;
  stroke-opacity: 0.42;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.decision-zone {
  fill: var(--danger);
  opacity: 0.08;
}

.truth-signal,
.knowledge-signal,
.decision-cut {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.truth-signal {
  stroke: var(--truth);
  stroke-width: 5;
}

.knowledge-signal {
  stroke: var(--knowledge);
  stroke-width: 5;
  stroke-dasharray: 15 9;
}

.decision-cut {
  stroke: var(--danger);
  stroke-width: 3;
  stroke-dasharray: 8 6;
}

.truth-node circle {
  fill: var(--canvas);
  stroke: var(--truth);
  stroke-width: 5;
}

.knowledge-node rect {
  fill: var(--canvas);
  stroke: var(--knowledge);
  stroke-width: 5;
}

.switchboard-copy text {
  fill: var(--muted);
  font-family: "Segoe UI", Arial, sans-serif;
}

.switchboard-copy .route-label,
.switchboard-copy .date-copy,
.switchboard-copy .event-note {
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.switchboard-copy .truth-copy {
  fill: var(--truth);
}

.switchboard-copy .knowledge-copy {
  fill: var(--knowledge);
}

.switchboard-copy .event-title {
  fill: var(--ink);
  font-size: 15px;
  font-weight: 800;
}

.switchboard-copy .decision-label {
  fill: var(--danger-readable);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.switchboard-copy .gap-value {
  fill: var(--knowledge);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 92px;
  font-weight: 850;
  letter-spacing: -0.05em;
}

.switchboard-copy .gap-label {
  fill: var(--knowledge-soft);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.switchboard-mobile {
  display: none;
}

.story-preview {
  display: grid;
  margin: 0;
  padding: 0;
  counter-reset: story;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.story-preview li {
  display: grid;
  min-height: 5.2rem;
  grid-template-columns: auto 1fr;
  align-content: center;
  column-gap: 0.8rem;
  padding: 0.8rem 1.2rem;
  border-right: 1px solid var(--line-soft);
  counter-increment: story;
}

.story-preview li:last-child {
  border-right: 0;
}

.story-preview li::before {
  grid-row: 1 / 3;
  color: var(--truth);
  content: "0" counter(story);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 800;
}

.story-preview strong {
  line-height: 1.1;
}

.story-preview span {
  color: var(--muted);
  font-size: 0.82rem;
}

#outcome,
#timeline-proof,
#evidence,
#safe-fix,
#learning,
#technical-proof {
  scroll-margin-top: calc(var(--header-height) + 4.2rem);
}

.case-section {
  padding: clamp(3rem, 6vw, 6rem) 0;
}

.case-section + .case-section {
  border-top: 1px solid var(--line);
}

.section-heading,
.panel-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 2rem;
}

.section-heading {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.section-heading h2 {
  max-width: 20ch;
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: clamp(3.2rem, 6.5vw, 6.4rem);
  font-stretch: condensed;
  font-weight: 760;
  letter-spacing: -0.06em;
  line-height: 0.88;
}

.technical-id {
  max-width: 28rem;
  color: var(--muted);
  font-size: 0.76rem;
  overflow-wrap: anywhere;
  text-align: right;
}

.verdict-strip {
  display: grid;
  margin-bottom: 1.25rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: 1fr 1.65fr 0.85fr 0.85fr;
}

.metric-card {
  display: flex;
  min-width: 0;
  min-height: 10.5rem;
  flex-direction: column;
  justify-content: space-between;
  gap: 0.65rem;
  padding: 1.25rem;
  border-left: 1px solid var(--line-soft);
}

.metric-card:first-child {
  border-left: 0;
}

.metric-label {
  color: var(--muted);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.metric-value {
  display: block;
  color: var(--ink);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: clamp(2.8rem, 4vw, 4.4rem);
  font-weight: 760;
  letter-spacing: -0.05em;
  line-height: 0.92;
  overflow-wrap: anywhere;
}

.metric-value-small {
  max-width: 15ch;
  font-size: clamp(2rem, 3.2vw, 3.5rem);
}

.metric-alert .metric-value {
  color: var(--danger);
}

.metric-success .metric-value {
  color: var(--truth);
}

.metric-detail {
  color: var(--muted);
  font-size: 0.82rem;
}

.platform-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0 0 2.5rem;
  padding: 0;
  color: var(--muted);
  list-style: none;
}

.platform-badges li {
  padding: 0.25rem 0.8rem;
  border-left: 2px solid var(--truth);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.75rem;
}

.panel {
  margin-top: 1.5rem;
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border-top: 2px solid var(--line);
  background: var(--surface);
}

.panel-heading {
  margin-bottom: 1.35rem;
}

.panel-heading h3,
.authority-boundary h3 {
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: clamp(1.8rem, 3vw, 3.2rem);
  font-stretch: condensed;
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.panel-note {
  max-width: 31rem;
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.panel-insight {
  max-width: 54rem;
  margin: 0 0 1.7rem;
  padding-left: 1.2rem;
  border-left: 4px solid var(--knowledge);
  color: var(--ink);
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
}

.temporal-register {
  border: 1px solid var(--line);
  background: var(--canvas);
}

.register-scale {
  display: grid;
  margin-left: var(--label-width);
  padding: 1rem 1.25rem 0.5rem;
  color: var(--muted);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.72rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.register-scale span:nth-child(2) {
  text-align: center;
}

.register-scale span:last-child {
  text-align: right;
}

.register-window {
  display: grid;
  margin: 0.4rem 1.25rem 1rem var(--label-width);
  align-items: center;
  color: var(--knowledge);
  grid-template-columns: auto auto auto auto;
}

.register-window strong {
  padding: 0 0.8rem;
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 2.1rem;
  line-height: 1;
}

.register-window > span:not(.window-cap) {
  padding-right: 0.8rem;
  color: var(--knowledge-soft);
  font-size: 0.75rem;
}

.window-cap {
  display: block;
  height: 0.85rem;
  border-top: 1px solid currentColor;
}

.window-cap-start {
  border-left: 1px solid currentColor;
}

.window-cap-end {
  border-right: 1px solid currentColor;
}

.register-row {
  display: grid;
  grid-template-columns: var(--label-width) minmax(0, 1fr);
  border-top: 1px solid var(--line);
}

.register-label {
  display: grid;
  align-content: start;
  gap: 0.55rem;
  padding: 1.4rem 1.1rem;
  border-right: 1px solid var(--line);
  grid-template-columns: auto 1fr;
}

.register-label > span {
  color: currentColor;
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.86rem;
  font-weight: 900;
}

.register-label h4 {
  margin: 0;
  color: var(--ink);
  font-size: 1.1rem;
  line-height: 1.2;
}

.register-label p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.truth-row {
  color: var(--truth);
}

.knowledge-row {
  color: var(--knowledge);
}

.register-rail {
  position: relative;
  display: grid;
  min-width: 0;
  margin: 0;
  padding: 1.4rem 1rem 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
}

.register-rail::before {
  position: absolute;
  top: 1.9rem;
  right: 1.5rem;
  left: 1.5rem;
  height: 3px;
  background: currentColor;
  content: "";
}

.knowledge-row .register-rail::before {
  height: 2px;
  background: none;
  border-top: 3px dashed currentColor;
}

.register-event {
  position: relative;
  min-width: 0;
  padding: 1.75rem 0.65rem 0;
  color: var(--ink);
}

.register-event::before {
  position: absolute;
  top: 0.08rem;
  left: 0.65rem;
  width: 0.95rem;
  height: 0.95rem;
  border: 3px solid currentColor;
  background: var(--canvas);
  color: var(--truth);
  content: "";
}

.knowledge-row .register-event::before {
  color: var(--knowledge);
}

.register-event-muted::before {
  background: var(--canvas);
  opacity: 0.65;
}

.register-event time,
.register-event strong,
.register-event span {
  display: block;
  overflow-wrap: anywhere;
}

.register-event time {
  margin-bottom: 0.45rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.register-event strong {
  font-size: 0.9rem;
}

.register-event span {
  margin-top: 0.35rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.assertion-line {
  min-width: 0;
  margin: 0;
  padding: 0.8rem 1.65rem 1.2rem;
  border-top: 1px dotted var(--line);
  color: var(--muted);
  font-size: 0.75rem;
  grid-column: 2;
  overflow-wrap: anywhere;
}

code {
  overflow-wrap: anywhere;
}

.two-column-grid,
.outcome-explanation-grid {
  display: grid;
  gap: 1.2rem;
  grid-template-columns: 1.3fr 0.7fr;
}

.two-column-grid .panel {
  height: 100%;
}

.verdict-panel {
  border-top-color: var(--truth);
}

.lead-copy {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.amount-comparison,
.remediation-metrics,
.learning-change-strip,
.retrieval-summary {
  display: grid;
  margin: 1.4rem 0 0;
  padding: 0;
}

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

.amount-comparison > div,
.remediation-metrics > div,
.learning-change-strip > div,
.retrieval-summary > div {
  min-width: 0;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-right: 0;
}

.amount-comparison > div:last-child,
.remediation-metrics > div:last-child,
.learning-change-strip > div:last-child,
.retrieval-summary > div:last-child {
  border-right: 1px solid var(--line);
}

dt {
  color: var(--muted);
  font-size: 0.75rem;
}

dd {
  margin: 0.25rem 0 0;
  font-weight: 750;
  overflow-wrap: anywhere;
}

.amount-highlight dd {
  color: var(--danger-readable);
}

.root-cause {
  margin: 1.2rem 0 0;
  color: var(--muted);
}

.root-cause strong {
  color: var(--ink);
}

.progressive-details {
  margin-top: 0.4rem;
  border-top: 1px solid var(--line);
}

.progressive-details summary,
.technical-details summary {
  position: relative;
  padding: 1rem 2.5rem 1rem 0;
  color: var(--ink);
  cursor: pointer;
  font-weight: 750;
  list-style: none;
}

.progressive-details summary::-webkit-details-marker,
.technical-details summary::-webkit-details-marker {
  display: none;
}

.progressive-details summary::after,
.technical-details summary::after {
  position: absolute;
  top: 0.75rem;
  right: 0.25rem;
  color: var(--truth);
  content: "+";
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 1.4rem;
}

.progressive-details[open] > summary::after,
.technical-details[open] > summary::after {
  content: "−";
}

.summary-list,
.technical-list {
  margin: 0;
}

.summary-list > div,
.technical-list > div,
.proof-list > div {
  display: grid;
  grid-template-columns: minmax(7rem, 0.7fr) minmax(0, 1.3fr);
  gap: 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.evidence-panel {
  margin-top: 3rem;
  border-top-color: var(--paper-ink);
  background: var(--paper);
  color: var(--paper-ink);
}

.evidence-panel .panel-kicker {
  color: var(--paper-truth);
}

.evidence-panel .panel-note,
.evidence-panel .panel-insight,
.evidence-panel .progressive-details summary,
.evidence-panel dt {
  color: var(--paper-muted);
}

.evidence-panel .panel-insight {
  color: var(--paper-ink);
}

.evidence-panel .progressive-details {
  border-color: var(--paper-line);
}

.table-scroll {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  color: var(--paper-ink);
  font-size: 0.82rem;
}

th,
td {
  padding: 0.8rem 0.65rem;
  border-bottom: 1px solid var(--paper-line);
  text-align: left;
  vertical-align: top;
}

th {
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.69rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.boolean-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 750;
  white-space: nowrap;
}

.boolean-label::before {
  width: 0.58rem;
  height: 0.58rem;
  border: 1px solid currentColor;
  background: transparent;
  content: "";
}

.boolean-yes {
  color: var(--paper-truth);
}

.boolean-yes::before {
  background: currentColor;
}

.boolean-no {
  color: var(--paper-decision);
}

.boolean-no::before {
  background: currentColor;
}

.boolean-unknown {
  color: var(--paper-muted);
}

.boolean-unknown::before {
  border-style: dashed;
}

.remediation-panel {
  margin-top: 2rem;
  border-top-color: var(--knowledge);
}

.status-chip {
  display: inline-flex;
  width: fit-content;
  padding: 0.3rem 0.55rem;
  border: 1px solid var(--knowledge);
  color: var(--knowledge-soft);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
}

.status-success {
  border-color: var(--truth);
  color: var(--truth-soft);
}

.status-neutral {
  border-color: var(--line);
  color: var(--muted);
}

.remediation-layout {
  display: grid;
  gap: 1.5rem;
}

.remediation-metrics {
  position: relative;
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.remediation-metrics > div {
  position: relative;
  min-height: 7rem;
}

.remediation-metrics > div:not(:last-child)::after {
  position: absolute;
  z-index: 2;
  top: 50%;
  right: -0.48rem;
  color: var(--knowledge);
  content: "→";
  font-size: 1.1rem;
  transform: translateY(-50%);
}

.attempts-block {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.attempt-list {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 0;
  list-style: none;
}

.attempt-list li {
  display: grid;
  grid-template-columns: minmax(12rem, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line-soft);
}

.attempt-list code {
  color: var(--muted);
  font-size: 0.75rem;
}

.learning-section {
  position: relative;
  z-index: 0;
  color: var(--paper-ink);
}

.learning-section::before {
  position: absolute;
  z-index: -1;
  inset: 0 calc(50% - 50vw);
  background: var(--paper);
  content: "";
}

.learning-section .section-heading {
  border-color: var(--paper-line);
}

.learning-section .section-kicker,
.learning-section .panel-kicker,
.comparison-label {
  color: var(--paper-truth);
}

.case-two-meta {
  display: grid;
  justify-items: end;
  color: var(--paper-muted);
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.75rem;
  text-align: right;
}

.case-two-meta strong {
  color: var(--paper-ink);
}

.learning-change-strip {
  margin: 0 0 1.5rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.learning-change-strip > div {
  border-color: var(--paper-line);
}

.learning-change-strip > div:last-child {
  border-color: var(--paper-line);
}

.learning-change-strip span {
  display: block;
  color: var(--paper-muted);
  font-size: 0.75rem;
}

.learning-change-strip strong {
  display: block;
  margin-top: 0.35rem;
  color: var(--paper-truth);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 1.5rem;
}

.memory-comparison {
  display: grid;
  align-items: stretch;
  grid-template-columns: minmax(0, 0.9fr) auto minmax(0, 1.1fr);
}

.memory-card {
  padding: clamp(1.4rem, 3vw, 2.2rem);
  border: 1px solid var(--paper-line);
}

.memory-card header {
  display: grid;
  align-items: start;
  gap: 0.7rem;
}

.memory-card h3 {
  margin: 0;
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: clamp(1.7rem, 3vw, 2.8rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.comparison-label {
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.memory-before {
  background: var(--paper-surface);
}

.memory-after {
  border-left: 6px solid var(--paper-truth);
  background: var(--truth-tint);
}

.learning-section .status-chip {
  padding: 0.4rem 0.65rem;
  font-size: 0.76rem;
}

.learning-section .status-success {
  border-color: var(--paper-truth);
  background: var(--paper-truth);
  color: var(--brand-ivory);
}

.learning-section .status-success::before {
  margin-right: 0.4rem;
  content: "\2713";
}

.learning-section .status-neutral {
  border-color: var(--paper-line);
  color: var(--paper-muted);
}

.memory-card .lead-copy {
  margin-top: 1.3rem;
  color: var(--paper-muted);
}

.comparison-arrow {
  display: grid;
  width: 4rem;
  place-items: center;
  color: var(--paper-truth);
  font-size: 2rem;
}

.memory-stat {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  margin-top: 1.5rem;
}

.memory-stat strong {
  color: var(--paper-truth);
  font-family: Bahnschrift, "Arial Narrow", sans-serif;
  font-size: 3.5rem;
  line-height: 1;
}

.memory-stat span {
  color: var(--paper-muted);
  font-size: 0.8rem;
}

.checklist {
  display: grid;
  margin: 1rem 0 0;
  padding: 0;
  gap: 0.55rem;
  list-style: none;
}

.checklist li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--paper-muted);
  font-size: 0.85rem;
}

.checklist li::before {
  position: absolute;
  left: 0;
  content: "□";
}

.checklist-success li::before {
  color: var(--paper-truth);
  content: "✓";
  font-weight: 900;
}

.retrieval-summary {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.retrieval-summary > div,
.retrieval-summary > div:last-child {
  border-color: var(--paper-line);
}

.authority-boundary {
  display: grid;
  margin-top: 1.5rem;
  padding: 1.5rem;
  align-items: center;
  gap: 1.5rem;
  background: var(--canvas);
  color: var(--ink);
  grid-template-columns: auto minmax(0, 1fr) minmax(18rem, 0.55fr);
}

.authority-boundary p {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.boundary-icon {
  display: grid;
  width: 3.2rem;
  height: 3.2rem;
  place-items: center;
  border: 1px solid var(--truth);
  color: var(--truth);
  font-size: 1.5rem;
}

.authority-boundary dl {
  display: grid;
  margin: 0;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.authority-boundary dl > div {
  padding: 0.6rem;
  border-left: 1px solid var(--line);
}

.technical-proof-section:empty {
  display: none;
}

.agent-panel {
  margin-top: 1.5rem;
  border-top-color: var(--truth);
  background: var(--canvas);
  color: var(--ink);
}

.agent-explanation {
  max-width: 66rem;
  color: var(--muted);
}

.agent-explanation h4 {
  color: var(--ink);
}

.proof-grid {
  display: grid;
  margin-top: 1.5rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.proof-grid section {
  min-width: 0;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-right: 0;
}

.proof-grid section:last-child {
  border-right: 1px solid var(--line);
}

.proof-grid h4 {
  margin: 0 0 0.65rem;
}

.proof-list {
  margin: 0;
}

.technical-details {
  margin-top: 1rem;
  border-top: 1px solid var(--line);
}

.technical-list ul {
  margin: 0;
  padding-left: 1.1rem;
}

.site-footer {
  position: relative;
  display: grid;
  width: min(calc(100% - 2rem), var(--page-width));
  min-height: 7rem;
  align-items: center;
  grid-template-columns: minmax(16rem, 1.2fr) auto minmax(14rem, 0.8fr);
  gap: 2rem;
  margin: 0 auto;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.78rem;
}

.site-footer::before {
  position: absolute;
  top: -3px;
  left: 0;
  width: 5rem;
  height: 5px;
  border-top: 2px solid var(--truth);
  border-bottom: 2px dashed var(--knowledge);
  content: "";
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.footer-mark {
  width: 2rem;
  height: 2rem;
  flex: 0 0 auto;
}

.footer-brand-copy {
  display: grid;
  gap: 0.15rem;
}

.footer-brand-copy strong {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  color: var(--ink);
  font-family: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  font-size: 1.05rem;
  letter-spacing: -0.035em;
  line-height: 1;
}

.footer-brand-copy strong i {
  width: 1px;
  height: 0.75em;
  margin: 0 0.1rem;
  background: var(--danger);
}

.footer-brand-copy > span {
  color: var(--danger-readable);
  font-size: 0.68rem;
  font-weight: 750;
}

.footer-capabilities {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
}

.footer-capabilities span + span::before {
  margin-right: 0.6rem;
  color: var(--line);
  content: "/";
}

.site-footer p {
  margin: 0;
  text-align: right;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

[hidden] {
  display: none !important;
}

@keyframes signal-in {
  from {
    opacity: 0.25;
  }

  to {
    opacity: 1;
  }
}

.truth-signal,
.knowledge-signal,
.decision-cut,
.switchboard-node {
  animation: signal-in 700ms ease-out both;
}

@media (max-width: 1020px) {
  :root {
    --label-width: 10.5rem;
  }

  .run-panel {
    grid-template-columns: auto;
    justify-items: end;
    gap: 0.25rem;
  }

  .run-status {
    max-width: none;
  }

  .case-register {
    grid-template-columns: 1fr;
  }

  .case-register-heading {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .case-register-heading h2 {
    max-width: 18ch;
  }

  .empty-intro {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .empty-intro .section-kicker,
  .empty-intro h2,
  .empty-intro > p:not(.section-kicker) {
    grid-column: 1;
  }

  .empty-intro > p {
    max-width: 46rem;
  }

  .verdict-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-card:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line-soft);
  }

  .metric-card:nth-child(4) {
    border-top: 1px solid var(--line-soft);
  }

  .outcome-explanation-grid {
    grid-template-columns: 1fr;
  }

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

  .remediation-metrics > div:nth-child(4) {
    border-left: 1px solid var(--line);
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid section,
  .proof-grid section:last-child {
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .proof-grid section:last-child {
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: auto;
  }

  .site-header {
    position: relative;
  }

  .header-shell {
    min-height: 0;
    align-items: stretch;
    flex-direction: column;
    gap: 1.15rem;
    padding: 1rem 0;
  }

  .run-panel {
    justify-items: stretch;
  }

  .case-register-heading,
  .case-register-rails {
    grid-template-columns: 1fr;
  }

  .case-register-heading {
    align-items: start;
  }

  .case-rail + .case-rail {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .case-record-list {
    max-height: none;
  }

  .selected-audit-bar {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .workspace-state {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 1.25rem;
  }

  .workspace-actions {
    justify-content: flex-start;
    padding-left: 1.5rem;
  }

  .primary-button {
    width: 100%;
  }

  .demo-nav {
    top: 0;
  }

  .demo-nav-inner {
    width: 100%;
  }

  .demo-nav a {
    min-height: 2.8rem;
    padding: 0.7rem 0.85rem;
    font-size: 0.69rem;
  }

  #outcome,
  #timeline-proof,
  #evidence,
  #safe-fix,
  #learning,
  #technical-proof {
    scroll-margin-top: 3.4rem;
  }

  .empty-state {
    min-height: 0;
    padding-top: 1.4rem;
  }

  .empty-intro {
    gap: 1rem;
  }

  .empty-intro h2 {
    max-width: 16ch;
    font-size: clamp(2.5rem, 10vw, 3.5rem);
    line-height: 0.94;
  }

  .register-preview figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.8rem 1rem;
  }

  .switchboard-svg {
    display: none;
  }

  .switchboard-mobile {
    position: relative;
    display: grid;
    margin: 0;
    padding: 1rem 1rem 1rem 3rem;
    gap: 0.8rem;
    list-style: none;
  }

  .switchboard-mobile::before {
    position: absolute;
    top: 1.8rem;
    bottom: 1.8rem;
    left: 1.5rem;
    width: 3px;
    background: var(--line);
    content: "";
  }

  .switchboard-mobile li {
    position: relative;
    display: grid;
    gap: 0.15rem;
  }

  .switchboard-mobile li::before {
    position: absolute;
    top: 0.35rem;
    left: -1.88rem;
    width: 0.82rem;
    height: 0.82rem;
    border: 3px solid currentColor;
    background: var(--surface);
    content: "";
  }

  .switchboard-mobile span {
    color: var(--muted);
    font-family: "Cascadia Mono", Consolas, monospace;
    font-size: 0.72rem;
  }

  .switchboard-mobile strong {
    color: var(--ink);
  }

  .mobile-truth,
  .mobile-merge {
    color: var(--truth);
  }

  .mobile-knowledge {
    color: var(--knowledge);
  }

  .mobile-gap {
    min-height: 7rem;
    align-content: center;
    margin-left: -0.5rem;
    padding: 0.8rem 1rem;
    border-top: 1px dashed var(--knowledge);
    border-bottom: 1px dashed var(--knowledge);
    background: var(--surface-strong);
    clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
    color: var(--knowledge);
  }

  .mobile-gap::before {
    border-radius: 50%;
  }

  .mobile-gap strong {
    display: flex;
    align-items: baseline;
    gap: 0.7rem;
  }

  .switchboard-mobile .mobile-gap-value {
    color: var(--knowledge);
    font-family: Bahnschrift, "Arial Narrow", sans-serif;
    font-size: clamp(3rem, 15vw, 4rem);
    font-weight: 850;
    letter-spacing: -0.05em;
    line-height: 0.9;
  }

  .switchboard-mobile .mobile-gap-label {
    color: var(--knowledge-soft);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .story-preview {
    grid-template-columns: 1fr;
  }

  .story-preview li,
  .story-preview li:last-child {
    min-height: 4.4rem;
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .story-preview li:last-child {
    border-bottom: 0;
  }

  .section-heading,
  .panel-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }

  .section-heading h2 {
    font-size: clamp(3rem, 14vw, 5.2rem);
  }

  .technical-id,
  .case-two-meta {
    max-width: 100%;
    justify-items: start;
    text-align: left;
  }

  .verdict-strip {
    grid-template-columns: 1fr;
  }

  .metric-card,
  .metric-card:nth-child(3),
  .metric-card:nth-child(4) {
    min-height: 8rem;
    border-top: 1px solid var(--line-soft);
    border-left: 0;
  }

  .metric-card:first-child {
    border-top: 0;
  }

  .register-scale {
    display: none;
  }

  .register-window {
    margin: 1rem;
  }

  .register-row {
    grid-template-columns: 1fr;
  }

  .register-label {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .register-rail {
    grid-template-columns: 1fr;
    gap: 0.8rem;
    padding: 1.2rem 1rem 1.2rem 2.8rem;
  }

  .register-rail::before,
  .knowledge-row .register-rail::before {
    top: 1.5rem;
    right: auto;
    bottom: 1.5rem;
    left: 1.45rem;
    width: 3px;
    height: auto;
    border-top: 0;
    background: currentColor;
  }

  .knowledge-row .register-rail::before {
    width: 0;
    border-left: 3px dashed currentColor;
  }

  .register-event {
    padding: 0 0 0.6rem;
  }

  .register-event::before {
    top: 0.1rem;
    left: -1.95rem;
  }

  .assertion-line {
    grid-column: 1;
  }

  .amount-comparison,
  .learning-change-strip,
  .retrieval-summary {
    grid-template-columns: 1fr 1fr;
  }

  .amount-comparison > div:nth-child(3),
  .learning-change-strip > div:nth-child(3),
  .retrieval-summary > div:nth-child(3) {
    border-left: 1px solid var(--line);
  }

  .remediation-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .remediation-metrics > div:nth-child(3),
  .remediation-metrics > div:nth-child(5) {
    border-left: 1px solid var(--line);
  }

  .remediation-metrics > div::after {
    display: none;
  }

  .attempt-list li {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .memory-comparison {
    grid-template-columns: 1fr;
  }

  .comparison-arrow {
    width: auto;
    height: 3rem;
    transform: rotate(90deg);
  }

  .authority-boundary {
    grid-template-columns: 1fr;
  }

  .authority-boundary dl {
    grid-template-columns: 1fr;
  }

  .authority-boundary dl > div {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  table,
  tbody,
  tr,
  td {
    display: block;
    width: 100%;
  }

  thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  tbody {
    display: grid;
    gap: 0.8rem;
  }

  tbody tr {
    border: 1px solid var(--paper-line);
  }

  tbody td {
    display: grid;
    grid-template-columns: minmax(7rem, 0.7fr) minmax(0, 1.3fr);
    gap: 0.6rem;
  }

  tbody td::before {
    color: var(--paper-muted);
    content: attr(data-label);
    font-family: "Cascadia Mono", Consolas, monospace;
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
  }

  .site-footer {
    align-items: start;
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.5rem 0;
  }

  .footer-capabilities {
    justify-content: flex-start;
  }

  .site-footer p {
    text-align: left;
  }
}

@media (max-width: 480px) {
  .page-shell,
  .header-shell,
  .site-footer {
    width: min(calc(100% - 1rem), var(--page-width));
  }

  .case-register {
    margin-top: 0.75rem;
  }

  .case-register-heading,
  .case-rail > header,
  .case-record summary,
  .case-record-details {
    padding-right: 0.85rem;
    padding-left: 0.85rem;
  }

  .case-register-counts {
    width: 100%;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .workspace-actions,
  .secondary-button {
    width: 100%;
  }

  .workspace-actions {
    padding-right: 1.5rem;
  }

  .case-register-counts div {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }

  .case-rail > header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.25rem;
  }

  .case-rail > header > span {
    text-align: left;
  }

  .case-record summary {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .case-record-impact {
    grid-column: 1;
    grid-row: 2;
    justify-items: start;
    text-align: left;
  }

  .case-record summary::after {
    grid-column: 2;
    grid-row: 1 / 3;
  }

  .case-record-details {
    grid-template-columns: 1fr;
  }

  .empty-intro h2 {
    font-size: 2.75rem;
  }

  .section-heading h2 {
    font-size: 3.1rem;
  }

  .brand-block {
    gap: 0.6rem;
  }

  .brand-mark {
    width: 2.25rem;
    height: 2.25rem;
  }

  .brand-promise {
    font-size: 0.58rem;
    letter-spacing: 0.06em;
  }

  .domain-label {
    font-size: 0.67rem;
  }

  .panel,
  .memory-card {
    padding: 1.1rem;
  }

  .amount-comparison,
  .learning-change-strip,
  .retrieval-summary,
  .remediation-metrics {
    grid-template-columns: 1fr;
  }

  .amount-comparison > div,
  .learning-change-strip > div,
  .retrieval-summary > div,
  .remediation-metrics > div {
    border-right: 1px solid var(--line);
    border-left: 1px solid var(--line);
  }

  tbody td {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}