@font-face {
  font-family: "Inter";
  src: url("Inter-Variable.ttf") format("truetype");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Newsreader";
  src: url("Newsreader-Variable.ttf") format("truetype");
  font-weight: 200 800;
  font-style: normal;
  font-display: swap;
}

:root {
  --fs-ink: #161a1d;
  --fs-field: #f9f5ec;
  --fs-mark: #faf6ed;
  --fs-delta: #d34624;
  --fs-muted: #5e656b;
  --fs-confirmed: #2f6b57;
  --fs-caution: #a66916;
  --fs-restricted: #a63d40;
  --fs-font-ui: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --fs-font-editorial: "Newsreader", Georgia, serif;
  --fs-font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
  --fs-radius-sm: 4px;
  --fs-radius-md: 8px;
  --fs-space-1: 4px;
  --fs-space-2: 8px;
  --fs-space-3: 12px;
  --fs-space-4: 16px;
  --fs-space-6: 24px;
  --fs-space-8: 32px;
  --fs-space-12: 48px;
  --fs-space-16: 64px;
  --fs-rule: rgba(22, 26, 29, 0.18);
  --fs-rule-strong: rgba(22, 26, 29, 0.42);
  --fs-surface-tint: rgba(22, 26, 29, 0.035);
  --fs-on-dark-muted: rgba(250, 246, 237, 0.72);
  --fs-max: 1248px;
  --fs-focus: 3px solid currentColor;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--fs-ink);
  background: var(--fs-field);
  font-family: var(--fs-font-ui);
  font-size: 1rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button,
summary,
a {
  touch-action: manipulation;
}

button {
  color: inherit;
}

a {
  color: inherit;
}

p,
h1,
h2,
h3,
dl,
dd,
ol,
ul {
  margin-top: 0;
}

p:last-child,
dl:last-child,
dd:last-child,
ol:last-child,
ul:last-child {
  margin-bottom: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

h1,
h2 {
  font-family: var(--fs-font-editorial);
  font-weight: 520;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 17ch;
  margin-bottom: var(--fs-space-6);
  font-size: clamp(2.45rem, 9vw, 4rem);
  line-height: 0.98;
}

h2 {
  margin-bottom: var(--fs-space-4);
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1.04;
}

h3 {
  margin-bottom: var(--fs-space-3);
  font-size: 1.1rem;
  line-height: 1.25;
}

::selection {
  color: var(--fs-mark);
  background: var(--fs-ink);
}

:focus-visible {
  outline: var(--fs-focus);
  outline-offset: 3px;
}

.shell {
  width: min(100% - 32px, var(--fs-max));
  margin-inline: auto;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 8px;
  left: 8px;
  padding: 12px 16px;
  color: var(--fs-mark);
  background: var(--fs-ink);
  transform: translateY(-160%);
}

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

.prototype-strip {
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-bottom: 1px solid rgba(250, 246, 237, 0.18);
}

.prototype-strip__inner {
  display: flex;
  align-items: baseline;
  gap: 8px 16px;
  min-height: 40px;
  padding-block: 8px;
  font-size: 0.75rem;
  line-height: 1.35;
}

.prototype-strip strong {
  flex: 0 0 auto;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.prototype-strip span {
  color: var(--fs-on-dark-muted);
}

.site-header {
  position: relative;
  z-index: 20;
  background: rgba(249, 245, 236, 0.98);
  border-bottom: 1px solid var(--fs-rule);
}

.site-header__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
  min-height: 76px;
  padding-block: 12px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
}

.brand-link img {
  width: 172px;
  height: auto;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 12px;
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--fs-rule-strong);
  border-radius: var(--fs-radius-sm);
  font-weight: 650;
}

.menu-toggle[aria-expanded="true"] svg {
  transform: rotate(90deg);
}

.primary-nav {
  display: none;
  flex: 1 0 100%;
  border-top: 1px solid var(--fs-rule);
}

.primary-nav.is-open {
  display: grid;
}

.primary-nav a {
  display: flex;
  align-items: center;
  min-height: 48px;
  text-decoration: none;
  border-bottom: 1px solid var(--fs-rule);
  font-weight: 560;
}

.primary-nav a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.independence-label {
  display: none;
  margin: 0;
  color: var(--fs-muted);
  font-size: 0.72rem;
  line-height: 1.35;
  text-align: right;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hero {
  position: relative;
  padding-block: clamp(48px, 8vw, 104px) clamp(52px, 7vw, 88px);
  background:
    linear-gradient(var(--fs-rule), var(--fs-rule)) left bottom / 100% 1px no-repeat,
    var(--fs-field);
}

.hero::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: max(16px, calc((100vw - var(--fs-max)) / 2));
  width: 1px;
  content: "";
  background: rgba(22, 26, 29, 0.08);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  gap: 40px;
}

.hero__primary,
.lead-signal,
.route-workbench__main,
.checkpoint-inspector,
.change-list,
.impact-dossier {
  min-width: 0;
}

.eyebrow,
.section-index {
  margin-bottom: var(--fs-space-3);
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.72rem;
  font-weight: 650;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero__lede {
  max-width: 62ch;
  margin-bottom: var(--fs-space-6);
  color: var(--fs-muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
  line-height: 1.65;
}

.hero__principle {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: 52ch;
  margin-bottom: var(--fs-space-8);
  font-family: var(--fs-font-editorial);
  font-size: 1.05rem;
  font-weight: 520;
}

.hero__principle span {
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  margin-top: 9px;
  background: var(--fs-delta);
}

.route-query {
  padding: 20px;
  background: var(--fs-mark);
  border: 1px solid var(--fs-rule-strong);
  border-radius: var(--fs-radius-sm);
}

.query-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px 16px;
  padding-bottom: 16px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--fs-rule);
}

.query-heading h2 {
  margin: 0;
  font-family: var(--fs-font-ui);
  font-size: 1.35rem;
  font-weight: 680;
  letter-spacing: -0.02em;
}

.query-heading .section-index {
  margin-bottom: 4px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-weight: 650;
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
}

.text-link:hover {
  text-decoration-thickness: 2px;
}

.query-grid {
  display: grid;
  gap: 16px;
}

.field {
  min-width: 0;
}

.field label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.82rem;
  font-weight: 650;
}

.field select {
  width: 100%;
  min-height: 48px;
  padding: 0 40px 0 12px;
  color: var(--fs-ink);
  background-color: var(--fs-field);
  border: 1px solid var(--fs-rule-strong);
  border-radius: var(--fs-radius-sm);
  cursor: pointer;
}

.field select:hover {
  border-color: var(--fs-ink);
}

.field select[aria-invalid="true"] {
  border: 2px solid var(--fs-restricted);
}

.query-refinements {
  border-top: 1px solid var(--fs-rule);
}

.query-refinements summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 650;
  list-style: none;
}

.query-refinements summary::-webkit-details-marker {
  display: none;
}

.query-refinements summary::before {
  width: 8px;
  height: 8px;
  margin-right: 10px;
  content: "";
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.query-refinements[open] summary::before {
  transform: rotate(225deg) translate(-2px, -2px);
}

.query-refinements summary span {
  margin-left: auto;
  color: var(--fs-muted);
  font-weight: 500;
}

.query-refinements__grid {
  display: grid;
  gap: 16px;
  padding-block: 4px 16px;
}

.form-error {
  padding: 10px 12px;
  margin: 14px 0 0;
  color: var(--fs-restricted);
  border-left: 3px solid var(--fs-restricted);
  font-size: 0.88rem;
  font-weight: 650;
}

.query-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  padding-top: 20px;
}

.query-actions p {
  max-width: 50ch;
  color: var(--fs-muted);
  font-size: 0.75rem;
  line-height: 1.45;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 18px;
  cursor: pointer;
  border-radius: var(--fs-radius-sm);
  font-size: 0.9rem;
  font-weight: 680;
  text-align: center;
  text-decoration: none;
}

.button--primary {
  color: var(--fs-mark);
  background: var(--fs-ink);
  border: 1px solid var(--fs-ink);
}

.button--primary:hover {
  color: var(--fs-ink);
  background: transparent;
}

.button--secondary {
  color: var(--fs-mark);
  background: transparent;
  border: 1px solid rgba(250, 246, 237, 0.52);
}

.button--secondary:hover {
  border-color: var(--fs-mark);
}

.lead-signal {
  position: relative;
  align-self: start;
  padding: 24px;
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-radius: var(--fs-radius-sm);
}

.lead-signal::before {
  position: absolute;
  top: 24px;
  left: 0;
  width: 4px;
  height: 52px;
  content: "";
  background: var(--fs-delta);
}

.lead-signal__header,
.checkpoint-inspector__top,
.impact-dossier > header,
.change-item__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 16px;
}

.lead-signal .section-index {
  margin: 0;
  color: var(--fs-on-dark-muted);
}

.prototype-label {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 8px;
  color: inherit;
  border: 1px solid currentColor;
  border-radius: var(--fs-radius-sm);
  font-size: 0.68rem;
  font-weight: 650;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.lead-signal h2 {
  max-width: 13ch;
  margin-top: 34px;
  font-size: clamp(2rem, 7vw, 3.15rem);
}

.lead-signal > p {
  max-width: 49ch;
  color: var(--fs-on-dark-muted);
}

.signal-metadata {
  margin-block: 28px;
  border-top: 1px solid rgba(250, 246, 237, 0.22);
}

.signal-metadata > div {
  display: grid;
  grid-template-columns: minmax(88px, 0.7fr) 1.3fr;
  gap: 12px;
  padding-block: 10px;
  border-bottom: 1px solid rgba(250, 246, 237, 0.18);
}

.signal-metadata dt {
  color: var(--fs-on-dark-muted);
  font-size: 0.75rem;
}

.signal-metadata dd {
  margin: 0;
  font-family: var(--fs-font-mono);
  font-size: 0.78rem;
  text-align: right;
}

.signal-metadata small {
  display: block;
  color: var(--fs-on-dark-muted);
  font-family: var(--fs-font-ui);
}

.mini-route {
  display: grid;
  grid-template-columns: auto minmax(16px, 1fr) auto minmax(16px, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding-block: 20px;
  margin-bottom: 20px;
  color: var(--fs-on-dark-muted);
  border-top: 1px solid rgba(250, 246, 237, 0.18);
  border-bottom: 1px solid rgba(250, 246, 237, 0.18);
  font-size: 0.66rem;
  text-align: center;
}

.mini-route__line {
  height: 1px;
  background: rgba(250, 246, 237, 0.38);
}

.mini-route__changed {
  display: grid;
  justify-items: center;
  gap: 5px;
  color: var(--fs-mark);
  font-weight: 650;
}

.mini-route__changed i {
  width: 9px;
  height: 9px;
  background: var(--fs-delta);
}

.mini-route__changed b {
  font-size: 0.6rem;
  font-weight: 520;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.route-result-section {
  padding-block: clamp(64px, 8vw, 112px);
  background: var(--fs-mark);
  border-bottom: 1px solid var(--fs-rule);
}

.result-heading-row {
  display: grid;
  gap: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--fs-rule-strong);
}

.result-heading-row h2 {
  max-width: 21ch;
  margin: 0;
}

.result-count {
  margin-bottom: 4px;
  color: var(--fs-muted);
  font-size: 0.78rem;
}

.record-identity {
  display: grid;
  gap: 12px;
  margin: 0;
}

.record-identity > div {
  padding-top: 8px;
  border-top: 1px solid var(--fs-rule);
}

.record-identity dt,
.inspector-metadata dt,
.change-dates dt {
  margin-bottom: 2px;
  color: var(--fs-muted);
  font-size: 0.68rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.record-identity dd,
.inspector-metadata dd,
.change-dates dd {
  margin: 0;
  font-family: var(--fs-font-mono);
  font-size: 0.78rem;
  overflow-wrap: anywhere;
}

.record-state-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: 18px 12px;
}

.state-flag {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 4px 9px;
  border: 1px solid currentColor;
  border-radius: var(--fs-radius-sm);
  font-size: 0.7rem;
  font-weight: 650;
}

.state-flag--prototype {
  color: var(--fs-ink);
}

.state-flag--review {
  color: #875711;
}

.state-flag--freshness {
  color: var(--fs-muted);
}

.state-flag--availability {
  color: var(--fs-restricted);
}

.record-disclaimer {
  max-width: 78ch;
  margin-bottom: 32px;
  color: var(--fs-muted);
  font-size: 0.84rem;
}

.route-workbench {
  display: grid;
  border: 1px solid var(--fs-rule-strong);
}

.route-workbench__main {
  padding: 20px;
}

.route-trace-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 4px 16px;
  margin-bottom: 16px;
}

.route-trace-heading h3 {
  margin: 0;
  font-size: 1rem;
}

.route-trace-heading p {
  color: var(--fs-muted);
  font-size: 0.76rem;
}

.route-trace {
  position: relative;
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0 0 32px;
  list-style: none;
}

.route-trace > li {
  position: relative;
  min-width: 0;
  padding-left: 16px;
}

.route-trace > li::before {
  position: absolute;
  top: 0;
  bottom: -12px;
  left: 0;
  width: 1px;
  content: "";
  background: var(--fs-rule-strong);
}

.route-trace > li:last-child::before {
  bottom: 0;
}

.route-trace > li::after {
  position: absolute;
  top: 20px;
  left: -3px;
  width: 7px;
  height: 7px;
  content: "";
  background: var(--fs-ink);
}

.route-trace > li.route-trace__changed::after {
  width: 10px;
  height: 10px;
  left: -5px;
  background: var(--fs-delta);
}

.checkpoint {
  display: grid;
  width: 100%;
  min-height: 104px;
  padding: 14px;
  cursor: pointer;
  text-align: left;
  background: transparent;
  border: 1px solid var(--fs-rule);
  border-radius: 0;
}

.checkpoint:hover {
  border-color: var(--fs-ink);
}

.checkpoint[aria-pressed="true"] {
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-color: var(--fs-ink);
}

.checkpoint__number,
.checkpoint__label,
.checkpoint__state {
  font-size: 0.68rem;
  line-height: 1.3;
}

.checkpoint__number {
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
}

.checkpoint[aria-pressed="true"] .checkpoint__number,
.checkpoint[aria-pressed="true"] .checkpoint__label {
  color: var(--fs-on-dark-muted);
}

.checkpoint__label {
  margin-top: 10px;
  color: var(--fs-muted);
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.checkpoint strong {
  align-self: end;
  margin-top: 4px;
  font-size: 0.88rem;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.checkpoint__state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}

.checkpoint__state i,
.delta-key i {
  display: inline-block;
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
  background: var(--fs-delta);
}

.claim-ledger {
  border-top: 1px solid var(--fs-rule-strong);
}

.claim-ledger__heading {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px 20px;
  padding-block: 20px;
}

.claim-ledger__heading h3,
.claim-ledger__heading .section-index {
  margin-bottom: 0;
}

.claim-ledger__heading p {
  color: var(--fs-muted);
  font-size: 0.75rem;
}

.claim-row {
  display: grid;
  gap: 10px;
  padding-block: 16px;
  border-top: 1px solid var(--fs-rule);
}

.claim-row > div:first-child {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 14px;
}

.claim-row__label {
  color: var(--fs-muted);
  font-size: 0.78rem;
}

.claim-row strong {
  font-size: 0.82rem;
}

.claim-row__qualifier {
  color: var(--fs-muted);
  font-size: 0.72rem;
  line-height: 1.45;
}

.claim-evidence {
  min-width: 0;
}

.claim-evidence summary {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  cursor: pointer;
  font-size: 0.74rem;
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.claim-evidence > div {
  padding: 12px;
  margin-top: 2px;
  background: var(--fs-surface-tint);
  border-left: 3px solid var(--fs-ink);
}

.claim-evidence p {
  margin-top: 4px;
  color: var(--fs-muted);
  font-size: 0.76rem;
  overflow-wrap: anywhere;
}

.checkpoint-inspector {
  padding: 20px;
  background: var(--fs-surface-tint);
  border-top: 1px solid var(--fs-rule-strong);
}

.checkpoint-inspector__top {
  align-items: flex-start;
}

.checkpoint-inspector__top .section-index {
  margin: 0;
}

.delta-key {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.68rem;
  font-weight: 650;
}

.checkpoint-inspector h3 {
  margin-top: 28px;
  font-family: var(--fs-font-editorial);
  font-size: 1.75rem;
  font-weight: 520;
}

.checkpoint-inspector > p {
  color: var(--fs-muted);
  font-size: 0.88rem;
}

.inspector-metadata {
  margin-block: 24px;
  border-top: 1px solid var(--fs-rule);
}

.inspector-metadata > div {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 12px;
  padding-block: 10px;
  border-bottom: 1px solid var(--fs-rule);
}

.inspector-metadata dd {
  text-align: right;
}

.source-note {
  padding: 14px 0 14px 14px;
  margin-bottom: 8px;
  border-left: 3px solid var(--fs-ink);
}

.source-note span {
  display: block;
  margin-bottom: 5px;
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.source-note strong {
  display: block;
  font-size: 0.78rem;
}

.source-note p {
  margin-top: 5px;
  color: var(--fs-muted);
  font-size: 0.72rem;
}

.changes-section {
  padding-block: clamp(72px, 9vw, 120px);
  color: var(--fs-mark);
  background: var(--fs-ink);
}

.changes-section :focus-visible,
.site-footer :focus-visible {
  outline-color: var(--fs-mark);
}

.section-heading {
  display: grid;
  gap: 16px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--fs-rule-strong);
}

.section-heading h2 {
  max-width: 17ch;
  margin: 0;
}

.section-heading > p {
  max-width: 58ch;
  color: var(--fs-muted);
}

.changes-section .section-heading {
  border-color: rgba(250, 246, 237, 0.32);
}

.changes-section .section-heading .section-index,
.changes-section .section-heading > p {
  color: var(--fs-on-dark-muted);
}

.change-filter {
  display: grid;
  gap: 12px;
  padding-block: 20px;
  border-bottom: 1px solid rgba(250, 246, 237, 0.24);
}

.change-filter > span {
  color: var(--fs-on-dark-muted);
  font-size: 0.72rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.change-filter > div {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.change-filter button,
.snapshot-switcher__controls button {
  min-height: 44px;
  padding: 0 12px;
  cursor: pointer;
  color: inherit;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: var(--fs-radius-sm);
  font-size: 0.74rem;
  font-weight: 650;
}

.change-filter button[aria-pressed="true"] {
  color: var(--fs-ink);
  background: var(--fs-mark);
}

.change-layout {
  display: grid;
  gap: 32px;
  padding-top: 32px;
}

.change-list {
  border-top: 1px solid rgba(250, 246, 237, 0.28);
}

.change-item {
  border-bottom: 1px solid rgba(250, 246, 237, 0.28);
}

.change-item[hidden] {
  display: none;
}

.change-select {
  position: relative;
  display: grid;
  width: 100%;
  gap: 14px;
  padding: 22px 12px;
  cursor: pointer;
  color: inherit;
  text-align: left;
  background: transparent;
  border: 0;
}

.change-select::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  content: "";
  background: transparent;
}

.change-select:hover {
  background: rgba(250, 246, 237, 0.035);
}

.change-select[aria-pressed="true"]::before {
  background: var(--fs-delta);
}

.change-item__meta {
  color: var(--fs-on-dark-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.64rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.change-select > strong {
  max-width: 30ch;
  font-family: var(--fs-font-editorial);
  font-size: 1.35rem;
  font-weight: 520;
  line-height: 1.15;
}

.change-item__scope {
  color: var(--fs-on-dark-muted);
  font-size: 0.76rem;
}

.change-item__action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.impact-dossier {
  padding: 20px;
  color: var(--fs-ink);
  background: var(--fs-mark);
  border-radius: var(--fs-radius-sm);
}

.impact-dossier > header {
  align-items: flex-start;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--fs-rule);
}

.impact-dossier > header > div {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 14px;
}

.impact-dossier > header .section-index {
  margin: 0;
}

.impact-dossier > header > p {
  margin: 0;
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.68rem;
}

.impact-dossier h3 {
  max-width: 20ch;
  margin-top: 28px;
  font-family: var(--fs-font-editorial);
  font-size: clamp(1.8rem, 6vw, 2.5rem);
  font-weight: 520;
  line-height: 1.05;
}

.impact-dossier > p {
  max-width: 62ch;
  color: var(--fs-muted);
  font-size: 0.9rem;
}

.change-dates {
  display: grid;
  margin-block: 24px;
  border-top: 1px solid var(--fs-rule);
}

.change-dates > div {
  display: grid;
  grid-template-columns: minmax(90px, 0.7fr) 1.3fr;
  gap: 12px;
  padding-block: 10px;
  border-bottom: 1px solid var(--fs-rule);
}

.change-dates dd {
  text-align: right;
}

.change-dates small {
  display: block;
  color: var(--fs-muted);
  font-family: var(--fs-font-ui);
}

.snapshot-switcher {
  margin-block: 28px;
}

.snapshot-switcher__controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.snapshot-switcher__controls button {
  color: var(--fs-ink);
}

.snapshot-switcher__controls button[aria-pressed="true"] {
  color: var(--fs-mark);
  background: var(--fs-ink);
}

.snapshot-value {
  position: relative;
  min-height: 148px;
  padding: 18px 18px 18px 24px;
  background: var(--fs-surface-tint);
  border: 1px solid var(--fs-rule);
}

.snapshot-value::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 5px;
  content: "";
  background: var(--fs-delta);
}

.snapshot-value span {
  display: block;
  margin-bottom: 14px;
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.snapshot-value strong {
  display: block;
  font-size: 1rem;
}

.snapshot-value p {
  margin-top: 8px;
  color: var(--fs-muted);
  font-size: 0.8rem;
}

.impact-spine {
  padding: 0;
  margin-block: 30px;
  list-style: none;
  border-top: 1px solid var(--fs-rule-strong);
}

.impact-spine li {
  position: relative;
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 12px;
  padding-block: 14px;
  border-bottom: 1px solid var(--fs-rule);
}

.impact-spine__number {
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.68rem;
}

.impact-spine strong {
  display: block;
  font-size: 0.8rem;
}

.impact-spine p {
  margin-top: 3px;
  color: var(--fs-muted);
  font-size: 0.74rem;
}

.impact-spine__delta::before {
  position: absolute;
  top: 18px;
  left: -5px;
  width: 9px;
  height: 9px;
  content: "";
  background: var(--fs-delta);
}

.impact-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
}

.discovery-section,
.methodology-section {
  padding-block: clamp(72px, 9vw, 120px);
}

.discovery-section {
  background: var(--fs-field);
  border-bottom: 1px solid var(--fs-rule);
}

.discovery-ledger {
  display: grid;
  gap: 32px;
  padding-top: 36px;
}

.discovery-ledger > section {
  min-width: 0;
  border-top: 2px solid var(--fs-ink);
}

.discovery-ledger__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-block: 14px;
  border-bottom: 1px solid var(--fs-rule-strong);
}

.discovery-ledger__heading h3 {
  margin: 0;
  font-family: var(--fs-font-editorial);
  font-size: 1.35rem;
  font-weight: 520;
}

.discovery-ledger__heading span {
  color: var(--fs-muted);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.discovery-ledger ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

.discovery-ledger li {
  border-bottom: 1px solid var(--fs-rule);
}

.discovery-ledger button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 52px;
  padding: 8px 0;
  cursor: pointer;
  text-align: left;
  background: transparent;
  border: 0;
  font-weight: 620;
}

.discovery-ledger button:not(:disabled):hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.discovery-ledger button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

.discovery-ledger button span {
  color: var(--fs-muted);
  font-size: 0.68rem;
  font-weight: 500;
  text-align: right;
}

.methodology-section {
  background: var(--fs-mark);
}

.method-chain {
  display: grid;
  padding: 0;
  margin: 40px 0 64px;
  list-style: none;
  border-top: 1px solid var(--fs-rule-strong);
}

.method-chain li {
  padding-block: 20px;
  border-bottom: 1px solid var(--fs-rule);
}

.method-chain span {
  display: block;
  margin-bottom: 18px;
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.7rem;
}

.method-chain strong {
  display: block;
  margin-bottom: 6px;
}

.method-chain p {
  color: var(--fs-muted);
  font-size: 0.78rem;
}

.state-system {
  display: grid;
  gap: 32px;
  margin-bottom: 64px;
}

.state-system > section {
  padding-top: 16px;
  border-top: 2px solid var(--fs-ink);
}

.state-system h3 {
  min-height: 48px;
  font-family: var(--fs-font-editorial);
  font-size: 1.4rem;
  font-weight: 520;
}

.state-system dl {
  margin: 0;
}

.state-system dl > div {
  padding-block: 12px;
  border-top: 1px solid var(--fs-rule);
}

.state-system dt {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 3px;
  font-size: 0.78rem;
  font-weight: 650;
}

.state-system dd {
  margin: 0 0 0 16px;
  color: var(--fs-muted);
  font-size: 0.72rem;
}

.state-dot {
  display: inline-block;
  flex: 0 0 8px;
  width: 8px;
  height: 8px;
}

.state-dot--confirmed {
  background: var(--fs-confirmed);
}

.state-dot--review {
  background: var(--fs-caution);
}

.state-dot--conflict {
  background: var(--fs-restricted);
}

.state-dot--neutral {
  background: var(--fs-muted);
}

.trust-layer {
  display: grid;
  gap: 28px;
  margin-bottom: 56px;
}

.trust-layer article {
  padding-top: 18px;
  border-top: 1px solid var(--fs-rule-strong);
}

.trust-layer h3 {
  max-width: 27ch;
  font-family: var(--fs-font-editorial);
  font-size: 1.55rem;
  font-weight: 520;
}

.trust-layer article > p:not(.section-index) {
  color: var(--fs-muted);
  font-size: 0.84rem;
}

.prototype-disclaimer {
  display: grid;
  gap: 20px;
  padding: 24px;
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-radius: var(--fs-radius-sm);
}

.prototype-disclaimer img {
  width: 64px;
  height: 64px;
}

.prototype-disclaimer .section-index {
  color: var(--fs-on-dark-muted);
}

.prototype-disclaimer h3 {
  max-width: 38ch;
  font-family: var(--fs-font-editorial);
  font-size: 1.75rem;
  font-weight: 520;
}

.prototype-disclaimer p:last-child {
  max-width: 82ch;
  color: var(--fs-on-dark-muted);
  font-size: 0.82rem;
}

.site-footer {
  padding-block: 64px 24px;
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-top: 1px solid rgba(250, 246, 237, 0.24);
}

.site-footer__grid {
  display: grid;
  gap: 40px;
}

.site-footer__brand img {
  width: min(280px, 100%);
  margin-bottom: 18px;
}

.site-footer__brand p {
  max-width: 39ch;
  color: var(--fs-on-dark-muted);
  font-size: 0.78rem;
}

.site-footer nav {
  display: grid;
  align-content: start;
}

.site-footer h2 {
  margin-bottom: 12px;
  color: var(--fs-on-dark-muted);
  font-family: var(--fs-font-ui);
  font-size: 0.7rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.site-footer nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.82rem;
  text-decoration: none;
  border-bottom: 1px solid rgba(250, 246, 237, 0.16);
}

.site-footer nav a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-footer__status p {
  margin-bottom: 6px;
  color: var(--fs-on-dark-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.72rem;
}

.site-footer__base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding-top: 24px;
  margin-top: 48px;
  color: var(--fs-on-dark-muted);
  border-top: 1px solid rgba(250, 246, 237, 0.22);
  font-family: var(--fs-font-mono);
  font-size: 0.68rem;
}

.site-footer__base a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}

.noscript-note {
  position: fixed;
  z-index: 100;
  right: 16px;
  bottom: 16px;
  left: 16px;
  padding: 14px;
  color: var(--fs-mark);
  background: var(--fs-restricted);
  font-size: 0.8rem;
}

@media (min-width: 560px) {
  .shell {
    width: min(100% - 48px, var(--fs-max));
  }

  .query-grid,
  .query-refinements__grid {
    grid-template-columns: 1fr 1fr;
  }

  .query-refinements {
    grid-column: 1 / -1;
  }

  .query-actions {
    flex-direction: row;
    align-items: center;
  }

  .query-actions .button {
    flex: 0 0 auto;
  }

  .result-heading-row {
    grid-template-columns: minmax(0, 1fr) minmax(220px, 0.34fr);
    align-items: end;
  }

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

  .claim-row {
    grid-template-columns: minmax(180px, 0.7fr) minmax(160px, 1fr) minmax(100px, 0.4fr);
    align-items: start;
  }

  .claim-row > div:first-child {
    display: grid;
  }

  .claim-row__qualifier {
    padding-top: 2px;
  }

  .claim-evidence {
    justify-self: end;
  }

  .impact-actions {
    flex-direction: row;
    align-items: center;
  }

  .method-chain {
    grid-template-columns: 1fr 1fr;
  }

  .method-chain li {
    padding-right: 24px;
  }

  .method-chain li:nth-child(even) {
    padding-left: 24px;
    border-left: 1px solid var(--fs-rule);
  }

  .prototype-disclaimer {
    grid-template-columns: auto 1fr;
    align-items: start;
  }

  .site-footer__grid {
    grid-template-columns: 1.35fr 0.9fr 0.9fr;
  }

  .site-footer__status {
    grid-column: 2 / -1;
  }
}

@media (min-width: 760px) {
  .brand-link img {
    width: 252px;
  }

  .route-query,
  .lead-signal,
  .route-workbench__main,
  .checkpoint-inspector,
  .impact-dossier {
    padding: 28px;
  }

  .route-trace {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
  }

  .route-trace > li {
    padding: 14px 0 0;
  }

  .route-trace > li::before {
    top: 0;
    right: 0;
    bottom: auto;
    left: 0;
    width: auto;
    height: 1px;
  }

  .route-trace > li::after {
    top: -3px;
    left: 18px;
  }

  .route-trace > li.route-trace__changed::after {
    top: -5px;
    left: 17px;
  }

  .checkpoint {
    min-height: 144px;
    padding: 16px 18px;
    border-left: 0;
  }

  .route-trace > li:first-child .checkpoint {
    border-left: 1px solid var(--fs-rule);
  }

  .checkpoint strong {
    font-size: 0.96rem;
  }

  .change-filter {
    grid-template-columns: auto 1fr;
    align-items: center;
  }

  .change-filter > div {
    justify-content: flex-end;
  }

  .change-layout {
    grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
    align-items: start;
  }

  .impact-dossier {
    margin-top: 0;
  }

  .discovery-ledger,
  .state-system,
  .trust-layer {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .method-chain {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .method-chain li,
  .method-chain li:nth-child(even) {
    padding: 20px 18px;
    border-left: 1px solid var(--fs-rule);
  }

  .method-chain li:first-child {
    padding-left: 0;
    border-left: 0;
  }

  .site-footer__grid {
    grid-template-columns: 1.5fr 0.8fr 0.8fr 0.65fr;
  }

  .site-footer__status {
    grid-column: auto;
  }
}

@media (min-width: 940px) {
  .site-header__inner {
    flex-wrap: nowrap;
    min-height: 88px;
    padding-block: 10px;
  }

  .menu-toggle {
    display: none;
  }

  .primary-nav,
  .primary-nav.is-open {
    display: flex;
    flex: 0 1 auto;
    gap: 24px;
    margin-left: auto;
    border: 0;
  }

  .primary-nav a {
    min-height: 44px;
    border: 0;
    font-size: 0.8rem;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(340px, 5fr);
    align-items: start;
    gap: clamp(40px, 5vw, 72px);
  }

  .hero__lede {
    max-width: 55ch;
  }

  .lead-signal {
    margin-top: 2px;
  }

  .route-workbench {
    grid-template-columns: minmax(0, 8fr) minmax(290px, 4fr);
  }

  .checkpoint-inspector {
    border-top: 0;
    border-left: 1px solid var(--fs-rule-strong);
  }

  .section-heading {
    grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
    align-items: end;
  }
}

@media (min-width: 1120px) {
  .independence-label {
    display: block;
  }

  .primary-nav {
    gap: 28px;
  }

  .route-workbench__main,
  .checkpoint-inspector {
    padding: 32px;
  }

  .impact-dossier {
    padding: 32px;
  }
}

@media (max-width: 420px) {
  .prototype-strip__inner {
    display: grid;
    gap: 2px;
  }

  .brand-link img {
    width: 154px;
  }

  .route-query,
  .lead-signal,
  .route-workbench__main,
  .checkpoint-inspector,
  .impact-dossier,
  .prototype-disclaimer {
    padding: 18px;
  }

  .lead-signal h2 {
    font-size: 2.1rem;
  }

  .mini-route {
    gap: 5px;
    font-size: 0.6rem;
  }

  .snapshot-switcher__controls {
    grid-template-columns: 1fr;
  }

  .state-flag {
    flex: 1 1 calc(50% - 8px);
  }
}

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

@media (forced-colors: active) {
  .hero__principle span,
  .checkpoint__state i,
  .delta-key i,
  .mini-route__changed i,
  .impact-spine__delta::before,
  .change-select[aria-pressed="true"]::before,
  .snapshot-value::before,
  .state-dot {
    border: 2px solid CanvasText;
    background: Canvas;
  }

  .checkpoint[aria-pressed="true"],
  .button--primary,
  .change-filter button[aria-pressed="true"],
  .snapshot-switcher__controls button[aria-pressed="true"] {
    border: 2px solid ButtonText;
  }
}

/* Freelance Signal — consolidated homepage v1.1
   Refinement layer over the approved Complete Delivery visual system. */

/* A tighter, more editorial first screen without weakening the route task. */
.hero {
  padding-block: clamp(40px, 5vw, 72px) clamp(48px, 5vw, 72px);
}

.hero__grid {
  gap: clamp(28px, 4vw, 52px);
}

.prototype-strip__short {
  display: none;
}

#hero-title {
  max-width: 13ch;
  font-size: clamp(2.65rem, 7vw, 4.65rem);
  line-height: 0.94;
}

.hero__lede {
  max-width: 59ch;
  margin-bottom: 24px;
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  line-height: 1.58;
}

.route-query {
  padding: 18px;
}

.query-heading {
  padding-bottom: 12px;
  margin-bottom: 16px;
}

.query-actions {
  padding-top: 16px;
}

/* On compact layouts the route answer precedes the editorial signal. */
.lead-signal--desktop {
  display: none;
}

.mobile-signal-bridge {
  display: block;
  color: var(--fs-mark);
  background: var(--fs-ink);
  border-bottom: 1px solid rgba(250, 246, 237, 0.22);
}

.mobile-signal-bridge__inner {
  display: grid;
  gap: 20px;
  padding-block: 36px;
}

.mobile-signal-bridge .section-index {
  margin-bottom: 8px;
  color: var(--fs-on-dark-muted);
}

.mobile-signal-bridge h2 {
  max-width: 20ch;
  margin-bottom: 10px;
  font-size: clamp(1.85rem, 7vw, 2.5rem);
}

.mobile-signal-bridge p {
  max-width: 56ch;
  color: var(--fs-on-dark-muted);
}

.mobile-signal-bridge dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  border-top: 1px solid rgba(250, 246, 237, 0.28);
  border-bottom: 1px solid rgba(250, 246, 237, 0.28);
}

.mobile-signal-bridge dl > div {
  min-width: 0;
  padding: 12px 10px;
  border-left: 1px solid rgba(250, 246, 237, 0.2);
}

.mobile-signal-bridge dl > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.mobile-signal-bridge dt {
  margin-bottom: 3px;
  color: var(--fs-on-dark-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mobile-signal-bridge dd {
  margin: 0;
  font-size: 0.72rem;
  font-weight: 620;
  overflow-wrap: anywhere;
}

.mobile-signal-bridge small {
  display: block;
  color: var(--fs-on-dark-muted);
  font-weight: 500;
}

.mobile-signal-bridge .button--secondary {
  justify-self: start;
  color: var(--fs-mark);
  border-color: rgba(250, 246, 237, 0.72);
}

.mobile-signal-bridge .button--secondary:hover {
  color: var(--fs-ink);
  background: var(--fs-mark);
}

/* Three high-value claims stay visible; secondary conditions disclose on demand. */
.claim-ledger-more {
  border-top: 1px solid var(--fs-rule-strong);
}

.claim-ledger-more > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 52px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 680;
  list-style: none;
}

.claim-ledger-more > summary::-webkit-details-marker {
  display: none;
}

.claim-ledger-more > summary::before {
  width: 8px;
  height: 8px;
  content: "";
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.claim-ledger-more[open] > summary::before {
  transform: rotate(225deg) translate(-2px, -2px);
}

.claim-ledger-more > summary span {
  margin-right: auto;
}

.claim-ledger-more > summary small {
  color: var(--fs-muted);
  font-size: 0.68rem;
  font-weight: 520;
}

.claim-ledger-more__rows {
  border-bottom: 1px solid var(--fs-rule);
}

/* Compress secondary reference material while keeping the trust model legible. */
.route-result-section {
  padding-block: clamp(52px, 6vw, 84px);
}

.changes-section {
  padding-block: clamp(60px, 7vw, 88px);
}

.discovery-section,
.methodology-section {
  padding-block: clamp(56px, 7vw, 88px);
}

.discovery-ledger {
  gap: 24px;
  padding-top: 28px;
}

.discovery-ledger button {
  min-height: 46px;
}

.method-summary-grid {
  display: grid;
  gap: 24px;
  margin: 32px 0;
}

.method-summary-grid article {
  padding-top: 16px;
  border-top: 2px solid var(--fs-ink);
}

.method-summary-grid .section-index {
  margin-bottom: 8px;
}

.method-summary-grid h3 {
  max-width: 24ch;
  font-family: var(--fs-font-editorial);
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 520;
}

.method-summary-grid article > p:not(.section-index) {
  max-width: 48ch;
  color: var(--fs-muted);
  font-size: 0.82rem;
}

.state-summary {
  display: grid;
  gap: 0;
  padding: 0;
  margin: 16px 0 0;
  list-style: none;
  border-top: 1px solid var(--fs-rule);
}

.state-summary li {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  border-bottom: 1px solid var(--fs-rule);
  color: var(--fs-muted);
  font-size: 0.75rem;
}

.state-summary strong {
  color: var(--fs-ink);
}

.method-details {
  margin-bottom: 32px;
  border-top: 1px solid var(--fs-rule-strong);
  border-bottom: 1px solid var(--fs-rule-strong);
}

.method-details > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 56px;
  cursor: pointer;
  font-weight: 680;
  list-style: none;
}

.method-details > summary::-webkit-details-marker {
  display: none;
}

.method-details > summary::before {
  width: 8px;
  height: 8px;
  content: "";
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.method-details[open] > summary::before {
  transform: rotate(225deg) translate(-2px, -2px);
}

.method-details > summary > span {
  margin-left: auto;
  color: var(--fs-muted);
  font-family: var(--fs-font-mono);
  font-size: 0.66rem;
  font-weight: 560;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.method-chain--compact {
  margin: 0 0 24px;
}

.prototype-disclaimer {
  padding: 20px;
}

@media (min-width: 560px) {
  .route-query {
    padding: 22px;
  }

  .mobile-signal-bridge__inner {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.9fr);
    align-items: end;
  }

  .mobile-signal-bridge .button {
    grid-column: 1 / -1;
  }

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

  .method-summary-grid article:last-child {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .route-query {
    padding: 24px;
  }

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

  .method-summary-grid article:last-child {
    grid-column: auto;
  }
}

@media (min-width: 940px) {
  .lead-signal--desktop {
    display: block;
  }

  .mobile-signal-bridge {
    display: none;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 7fr) minmax(340px, 5fr);
  }

  .lead-signal h2 {
    margin-top: 26px;
    font-size: clamp(2rem, 3.25vw, 2.85rem);
  }
}

@media (max-width: 559px) {
  .prototype-strip__inner {
    display: flex;
    min-height: 42px;
    gap: 6px 10px;
    padding-block: 6px;
  }

  .prototype-strip__long {
    display: none;
  }

  .prototype-strip__short {
    display: inline;
  }

  .hero {
    padding-block: 28px 36px;
  }

  #hero-title {
    margin-bottom: 16px;
  }

  .hero__lede {
    margin-bottom: 18px;
    line-height: 1.5;
  }

  .route-query {
    padding: 16px;
  }

  .query-heading {
    padding-bottom: 10px;
    margin-bottom: 14px;
  }

  .query-heading .text-link {
    display: none;
  }

  .query-grid {
    gap: 12px;
  }

  .field select {
    min-height: 46px;
  }

  .query-actions {
    padding-top: 14px;
  }

  .route-result-section {
    padding-block: 44px;
  }

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

  .changes-section,
  .discovery-section,
  .methodology-section {
    padding-block: 50px;
  }

  .discovery-ledger {
    gap: 20px;
    padding-top: 24px;
  }

  .discovery-ledger button {
    min-height: 44px;
  }

  .method-summary-grid {
    gap: 20px;
    margin-block: 26px;
  }

  .mobile-signal-bridge dl {
    grid-template-columns: 1fr;
  }

  .mobile-signal-bridge dl > div,
  .mobile-signal-bridge dl > div:first-child {
    display: grid;
    grid-template-columns: minmax(90px, 0.65fr) minmax(0, 1.35fr);
    gap: 12px;
    padding: 9px 0;
    border-left: 0;
    border-top: 1px solid rgba(250, 246, 237, 0.16);
  }

  .mobile-signal-bridge dl > div:first-child {
    border-top: 0;
  }

  .mobile-signal-bridge small {
    display: inline;
  }

  .claim-ledger-more > summary small {
    text-align: right;
  }
}

@media (max-width: 420px) {
  #hero-title {
    font-size: 2.62rem;
  }

  .mobile-signal-bridge__inner {
    padding-block: 30px;
  }
}

/* Multi-page product compositions. Foundations and primitives are inherited from the consolidated v1.1 system. */
.page-hero{padding-block:clamp(40px,5vw,64px);background:var(--fs-field);border-bottom:1px solid var(--fs-rule)}
.page-hero h1{max-width:16ch;margin:0;font-size:clamp(2.7rem,7vw,4.6rem)}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;padding-block:14px;color:var(--fs-muted);font-size:.76rem}
.breadcrumbs a{text-underline-offset:3px}
.record-kicker,.route-card__id,.workflow-line{font-family:var(--fs-font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em}
.record-summary,.change-summary,.entity-overview,.method-intro{padding-block:clamp(48px,7vw,84px);background:var(--fs-mark);border-bottom:1px solid var(--fs-rule)}
.record-summary__grid,.change-summary__grid,.entity-overview__grid,.method-intro__grid{display:grid;gap:32px}
.record-summary h2,.change-summary h2,.entity-overview h2,.method-intro h2{max-width:18ch;font-size:clamp(2.2rem,6vw,4rem)}
.record-summary p,.change-summary p,.entity-overview p,.method-intro p{max-width:60ch;color:var(--fs-muted)}
.record-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;border-top:1px solid var(--fs-rule-strong)}
.record-meta>div{min-width:0;padding:12px;border-bottom:1px solid var(--fs-rule)}
.record-meta dt,.evidence-panel dt,.related-change dt,.route-card__states dt{color:var(--fs-muted);font-family:var(--fs-font-mono);font-size:.64rem;text-transform:uppercase;letter-spacing:.05em}
.record-meta dd,.evidence-panel dd,.related-change dd,.route-card__states dd{margin:4px 0 0;font-size:.78rem;font-weight:650;overflow-wrap:anywhere}
.record-body,.change-dossier,.affected-records,.entity-routes,.source-coverage,.state-method,.workflow-method,.revision-method,.directory-page{padding-block:clamp(56px,8vw,96px)}
.state-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.state-row span{min-height:36px;padding:8px 10px;border:1px solid var(--fs-rule-strong);font-size:.72rem;font-weight:650}
.route-trace-panel{border:1px solid var(--fs-rule-strong)}
.route-trace-panel>header,.claim-ledger>header{padding:20px;border-bottom:1px solid var(--fs-rule)}
.route-trace-panel>header p,.claim-ledger>header p{color:var(--fs-muted);font-size:.82rem}
.route-trace-panel h2,.claim-ledger h2{margin-bottom:6px;font-family:var(--fs-font-ui);font-size:1.35rem;font-weight:680}
.route-trace{display:grid;padding:0;margin:0;list-style:none}
.route-trace li{display:grid;min-width:0;min-height:132px;padding:18px;border-top:1px solid var(--fs-rule)}
.route-trace li.is-changed{color:var(--fs-mark);background:var(--fs-ink);border-top:4px solid var(--fs-delta)}
.route-trace span,.route-trace small{color:var(--fs-muted);font-family:var(--fs-font-mono);font-size:.64rem;text-transform:uppercase;letter-spacing:.05em}
.route-trace li.is-changed span,.route-trace li.is-changed small{color:var(--fs-on-dark-muted)}
.route-trace strong{align-self:end;margin-top:12px;overflow-wrap:anywhere}
.route-trace em{margin-top:6px;font-size:.68rem;font-style:normal}
.record-workbench{display:grid;margin-top:32px;border:1px solid var(--fs-rule-strong)}
.claim-ledger .claim-row{display:grid;gap:10px;padding:16px 20px;border-top:1px solid var(--fs-rule)}
.claim-ledger .claim-row>div{display:flex;justify-content:space-between;gap:16px}
.claim-ledger .claim-row>p{color:var(--fs-muted);font-size:.76rem}
.claim-ledger summary{min-height:44px;cursor:pointer;font-size:.74rem;font-weight:650;text-decoration:underline;text-underline-offset:4px}
.claim-ledger details>p{padding:12px;background:var(--fs-surface-tint);border-left:3px solid var(--fs-ink);font-size:.74rem}
.secondary-claims{border-top:1px solid var(--fs-rule-strong)}
.secondary-claims>summary{display:flex;align-items:center;min-height:52px;padding:12px 20px;font-size:.78rem;font-weight:700;cursor:pointer;text-decoration:underline;text-underline-offset:4px}
.secondary-claims>.claim-row{display:none}
.secondary-claims[open]>.claim-row{display:grid}
.evidence-panel{min-width:0;padding:22px;background:var(--fs-surface-tint);border-top:1px solid var(--fs-rule-strong)}
.evidence-panel h2{font-size:1.8rem}
.evidence-panel>p:not(.section-index){color:var(--fs-muted);font-size:.84rem}
.evidence-panel dl{margin-block:24px;border-top:1px solid var(--fs-rule)}
.evidence-panel dl>div,.related-change dl>div{display:grid;grid-template-columns:.8fr 1.2fr;gap:12px;padding-block:10px;border-bottom:1px solid var(--fs-rule)}
.evidence-panel dd,.related-change dd{text-align:right}
.source-card{padding:16px;margin-top:18px;background:var(--fs-field);border-left:3px solid var(--fs-ink)}
.source-card small,.source-card strong{display:block}
.source-card small{margin-bottom:5px;color:var(--fs-muted);font-family:var(--fs-font-mono);font-size:.64rem;text-transform:uppercase}
.source-card p{margin-top:6px;color:var(--fs-muted);font-size:.74rem}
.related-change,.entity-changes,.workflow-method{padding-block:clamp(56px,8vw,92px);color:var(--fs-mark);background:var(--fs-ink)}
.related-change__grid,.entity-changes__grid,.workflow-method__grid{display:grid;gap:28px}
.related-change h2,.entity-changes h2,.workflow-method h2{max-width:18ch}
.related-change p,.entity-changes p,.workflow-method p{max-width:56ch;color:var(--fs-on-dark-muted)}
.related-change dl{margin:0;border-top:1px solid rgba(250,246,237,.28)}
.related-change dl>div{border-color:rgba(250,246,237,.2)}
.related-change dt{color:var(--fs-on-dark-muted)}
.button--light{align-self:start;color:var(--fs-ink);background:var(--fs-mark);border-color:var(--fs-mark)}
.data-disclaimer{padding-block:22px;color:var(--fs-mark);background:var(--fs-ink);border-top:1px solid rgba(250,246,237,.2)}
.data-disclaimer .shell{display:grid;gap:6px}
.data-disclaimer p{color:var(--fs-on-dark-muted);font-size:.78rem}
.snapshot-panel,.impact-chain{min-width:0;padding:22px;border:1px solid var(--fs-rule-strong)}
.change-dossier__grid{display:grid;gap:28px}
.snapshot-grid{display:grid;gap:10px;margin-block:24px}
.snapshot-grid section{padding:18px;background:var(--fs-surface-tint);border-left:3px solid var(--fs-rule-strong)}
.snapshot-grid section.is-current{border-left-color:var(--fs-delta)}
.snapshot-grid small,.snapshot-grid strong{display:block}
.snapshot-grid small{margin-bottom:10px;color:var(--fs-muted);font-family:var(--fs-font-mono);font-size:.64rem;text-transform:uppercase}
.impact-chain ol,.impact-chain{padding:0;list-style:none}
.impact-chain li{display:grid;grid-template-columns:32px 1fr;gap:12px;padding-block:14px;border-top:1px solid var(--fs-rule)}
.impact-chain li>span{font-family:var(--fs-font-mono);font-size:.66rem}
.impact-chain li p{margin:3px 0 0;color:var(--fs-muted);font-size:.74rem}
.impact-chain .is-delta{border-left:4px solid var(--fs-delta);padding-left:12px}
.affected-records,.entity-routes,.source-coverage,.state-method{background:var(--fs-field)}
.section-heading,.results-heading{display:grid;gap:18px;padding-bottom:24px;border-bottom:1px solid var(--fs-rule-strong)}
.section-heading h2,.results-heading h2{max-width:18ch;margin:0}
.section-heading>p,.results-heading>p{max-width:58ch;color:var(--fs-muted)}
.record-list{margin-top:24px;border-top:2px solid var(--fs-ink)}
.record-list a{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 18px;min-height:60px;padding:16px 0;border-bottom:1px solid var(--fs-rule);text-decoration:none}
.record-list a:hover strong{text-decoration:underline;text-underline-offset:4px}
.record-list span{color:var(--fs-muted);font-size:.76rem}
.correction-panel{padding-block:48px;background:var(--fs-mark);border-top:1px solid var(--fs-rule)}
.correction-panel__grid,.revision-method__grid{display:grid;gap:24px}
.search-workbench{padding-block:36px;background:var(--fs-mark);border-bottom:1px solid var(--fs-rule)}
.route-search{display:grid;gap:16px;padding:20px;border:1px solid var(--fs-rule-strong)}
.route-search label{display:block;margin-bottom:6px;font-size:.8rem;font-weight:650}
.route-search select{width:100%;min-height:48px;padding-inline:12px;background:var(--fs-field);border:1px solid var(--fs-rule-strong)}
.route-search details{border-top:1px solid var(--fs-rule)}
.route-search summary{display:flex;justify-content:space-between;min-height:48px;padding-block:12px;cursor:pointer;font-weight:650}
.route-search details>div{padding-bottom:12px}
.search-results{padding-block:clamp(56px,8vw,96px)}
.route-card-grid{display:grid;gap:24px;margin-top:32px}
.route-card{min-width:0;padding:22px;border:1px solid var(--fs-rule-strong)}
.route-card__top{display:flex;justify-content:space-between;gap:14px}
.route-card__top p span,.route-card__top strong{display:block}
.route-card__top p span{margin-bottom:6px;color:var(--fs-muted);font-size:.68rem;text-transform:uppercase}
.route-card__top strong{font-family:var(--fs-font-editorial);font-size:1.7rem;line-height:1.05}
.mini-trace{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));padding:0;margin:24px 0;list-style:none;border-top:1px solid var(--fs-rule-strong);border-bottom:1px solid var(--fs-rule-strong)}
.mini-trace li{min-width:0;padding:14px 8px;border-left:1px solid var(--fs-rule);font-size:.72rem;font-weight:650;overflow-wrap:anywhere}
.mini-trace li:first-child{border-left:0}
.mini-trace li.is-changed{color:var(--fs-mark);background:var(--fs-ink);border-top:4px solid var(--fs-delta)}
.mini-trace small{display:block;margin-top:5px;color:var(--fs-on-dark-muted)}
.route-card__states{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0 0 18px}
.route-card__states>div{min-width:0;padding:10px 8px;border-left:1px solid var(--fs-rule)}
.route-card__states>div:first-child{border-left:0}
.entity-changes .record-link{display:grid;gap:8px;padding:22px;color:var(--fs-ink);background:var(--fs-mark);text-decoration:none}
.entity-changes .record-link span,.entity-changes .record-link small{font-size:.72rem}
.entity-changes .record-link strong{font-family:var(--fs-font-editorial);font-size:1.6rem}
.source-grid,.state-grid{display:grid;gap:20px;margin-top:28px}
.source-grid article,.state-grid article{padding:20px;border-top:2px solid var(--fs-ink)}
.source-grid small,.source-grid strong{display:block}
.source-grid small{color:var(--fs-muted);font-family:var(--fs-font-mono);font-size:.64rem;text-transform:uppercase}
.relation-list{margin:0;border-top:1px solid var(--fs-rule-strong)}
.relation-list>div{padding:14px 0;border-bottom:1px solid var(--fs-rule)}
.relation-list dt{font-family:var(--fs-font-mono);font-size:.78rem;font-weight:700}
.relation-list dd{margin:4px 0 0;color:var(--fs-muted);font-size:.8rem}
.workflow-line{padding:14px;margin-block:20px!important;color:var(--fs-mark)!important;border:1px solid rgba(250,246,237,.3);text-transform:none}
.workflow-method .impact-chain{border-color:rgba(250,246,237,.3)}
.workflow-method .impact-chain li{border-color:rgba(250,246,237,.2)}
.workflow-method .impact-chain li p{color:var(--fs-on-dark-muted)}
.revision-method{background:var(--fs-mark)}
.directory-page{min-height:50vh}

@media(min-width:560px){.route-search{grid-template-columns:repeat(2,minmax(0,1fr))}.route-search details{grid-column:1/-1}.route-search .button{justify-self:start}.source-grid,.state-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.snapshot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.route-trace{grid-template-columns:repeat(3,minmax(0,1fr))}.route-trace li{border-top:0;border-left:1px solid var(--fs-rule)}.route-trace li:first-child{border-left:0}.claim-ledger .claim-row{grid-template-columns:minmax(160px,.7fr) minmax(150px,1fr) minmax(130px,.45fr);align-items:start}.claim-ledger .claim-row>div{display:grid}.claim-ledger .claim-row details{justify-self:end}.route-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:760px){.record-summary__grid,.change-summary__grid,.entity-overview__grid,.method-intro__grid,.related-change__grid,.entity-changes__grid,.correction-panel__grid,.revision-method__grid{grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:start}.change-dossier__grid,.workflow-method__grid{grid-template-columns:minmax(0,1fr) minmax(320px,1fr)}.section-heading,.results-heading{grid-template-columns:minmax(0,1.2fr) minmax(280px,.8fr);align-items:end}.site-footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:940px){.record-workbench{grid-template-columns:minmax(0,8fr) minmax(300px,4fr)}.evidence-panel{border-top:0;border-left:1px solid var(--fs-rule-strong)}.route-search{grid-template-columns:repeat(2,minmax(0,1fr)) auto}.route-search details{grid-column:auto}.route-search .button{align-self:end}.primary-nav{display:flex}.menu-toggle{display:none}.site-footer__grid{grid-template-columns:1.4fr .8fr .8fr}}
@media(max-width:939px){.primary-nav{display:none;width:100%}.primary-nav.is-open{display:grid}.primary-nav a{min-height:48px;padding-block:12px;border-top:1px solid var(--fs-rule)}.menu-toggle{display:inline-flex}}
@media(max-width:420px){.page-hero h1{font-size:2.65rem}.record-meta,.route-card__states{grid-template-columns:1fr}.route-card__states>div{border-left:0;border-top:1px solid var(--fs-rule)}.mini-trace{grid-template-columns:1fr}.mini-trace li{border-left:0;border-top:1px solid var(--fs-rule)}}

/* Editorial, legal and trust pages. */
.content-page{padding-block:clamp(48px,7vw,88px);background:var(--fs-field)}
.entry-featured-image{margin-block:clamp(-48px,-4vw,-24px) clamp(36px,5vw,64px)}
.entry-featured-image__media{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--fs-rule-strong);background:var(--fs-field)}
.content-prose{max-width:820px}
.content-prose>*{max-width:72ch}
.content-prose>h2,.content-prose>h3{max-width:26ch;margin-top:2.2em;margin-bottom:.65em}
.content-prose>h2{padding-top:1.25em;border-top:1px solid var(--fs-rule-strong);font-size:clamp(1.9rem,4vw,2.8rem)}
.content-prose>h3{font-family:var(--fs-font-ui);font-size:1.25rem;font-weight:720}
.content-prose>p,.content-prose>li{font-size:clamp(1rem,1.2vw,1.08rem);line-height:1.75}
.content-prose>p{margin-block:0 1.25em}
.content-prose>ul,.content-prose>ol{padding-left:1.35em;margin-block:0 1.5em}
.content-prose li+li{margin-top:.55em}
.content-prose a{text-decoration-thickness:1px;text-underline-offset:4px}
.content-prose blockquote{padding:18px 22px;margin:2em 0;background:var(--fs-mark);border-left:4px solid var(--fs-delta)}
.content-prose table{display:block;width:100%;margin-block:2em;overflow-x:auto;border-collapse:collapse}
.content-prose th,.content-prose td{padding:12px;text-align:left;border-bottom:1px solid var(--fs-rule)}
.content-prose th{font-family:var(--fs-font-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.05em}
.entry-byline{margin-top:20px;color:var(--fs-muted);font-size:.78rem}
.site-footer__grid--expanded{gap:32px}
.site-footer nav strong{display:block;margin-bottom:12px;color:var(--fs-mark);font-family:var(--fs-font-mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.06em}
.site-footer nav a{display:block;margin-top:8px}
.site-footer__fineprint{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-block:18px;border-top:1px solid rgba(250,246,237,.2)}
.site-footer__fineprint p{margin:0;color:var(--fs-on-dark-muted);font-size:.72rem}
@media(min-width:760px){.site-footer__grid--expanded{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:940px){.site-footer__grid--expanded{grid-template-columns:minmax(260px,1.4fr) repeat(3,minmax(145px,.7fr))}}