:root {
  color-scheme: light;
  --paper: #f7f5ef;
  --paper-deep: #efede6;
  --surface: #ffffff;
  --canvas: #edf1f6;
  --canvas-deep: #e3e8ef;
  --ink: #09111d;
  --ink-soft: #263447;
  --muted: #526071;
  --line: #cfd6df;
  --line-strong: #aeb8c5;
  --blue: #0759e6;
  --blue-dark: #0648ba;
  --blue-soft: #e8f0ff;
  --green: #087c50;
  --green-soft: #e8f6ef;
  --amber: #9a6200;
  --amber-soft: #fff4d6;
  --coral: #b13b32;
  --analysis: #071321;
  --analysis-panel: #0e1d2d;
  --analysis-panel-2: #132438;
  --analysis-line: #32465d;
  --analysis-text: #eef5fb;
  --analysis-muted: #9dafc2;
  --analysis-blue: #67a9ff;
  --analysis-green: #55d8a2;
  --analysis-purple: #c9a7ff;
  --analysis-amber: #ffc45e;
  --shadow-small: 0 8px 24px rgb(21 31 43 / 8%);
  --shadow-dark: 0 14px 34px rgb(0 0 0 / 24%);
  --shell: 1240px;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  --section-space: clamp(4.75rem, 9vw, 8rem);
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

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

html {
  background: var(--paper);
  scroll-padding-top: 5rem;
}

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

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

a {
  color: inherit;
}

button,
summary,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 3px solid #f39b19;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  transform: translateY(-180%);
}

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

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

.shell {
  width: min(100% - (2 * var(--gutter)), var(--shell));
  margin-inline: auto;
}

.section-paper {
  background: var(--paper);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  line-height: 1.25;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--ink);
  font-weight: 740;
  letter-spacing: -0.035em;
  line-height: 1.03;
}

h1 {
  max-width: 860px;
  margin-bottom: 1.35rem;
  font-size: clamp(2.65rem, 5.6vw, 5.25rem);
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3.8vw, 3.45rem);
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  line-height: 1.18;
}

p {
  margin-top: 0;
}

code,
pre {
  font-family: var(--mono);
}

code {
  font-size: 0.92em;
}

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.header-inner {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 780;
  letter-spacing: -0.025em;
  text-decoration: none;
  white-space: nowrap;
}

.version-chip {
  padding: 0.16rem 0.42rem;
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2rem);
}

.site-nav a {
  color: var(--ink-soft);
  font-size: 0.88rem;
  font-weight: 650;
  text-decoration-color: transparent;
  text-underline-offset: 0.3em;
}

.site-nav a:hover {
  text-decoration-color: currentColor;
}

.site-nav .twitter-link {
  width: 2.25rem;
  height: 2.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 999px;
  text-decoration: none;
}

.site-nav .twitter-link:hover {
  background: var(--surface);
  text-decoration: none;
}

.twitter-link img {
  width: 1.2rem;
  height: 1.2rem;
}

.twitter-link-text {
  display: none;
}

.site-nav .github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.github-link img {
  width: 1.2rem;
  height: 1.2rem;
}

.menu-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
}

.menu-toggle img {
  width: 1.3rem;
  height: 1.3rem;
}

.menu-close-icon {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-open-icon {
  display: none;
}

.menu-toggle[aria-expanded="true"] .menu-close-icon {
  display: block;
}

.hero {
  padding: clamp(4rem, 8vw, 7rem) 0 clamp(4rem, 7vw, 6.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(270px, 0.72fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}

.hero-lede {
  max-width: 760px;
  margin-bottom: 1.85rem;
  color: var(--ink-soft);
  font-size: clamp(1.06rem, 1.55vw, 1.3rem);
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
}

.button {
  min-height: 3.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.78rem 1.15rem;
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 0.92rem;
  font-weight: 760;
  line-height: 1.15;
  text-decoration: none;
  transition: background-color 140ms ease, border-color 140ms ease, color 140ms ease;
}

.button img {
  width: 1.2rem;
  height: 1.2rem;
}

.button-primary {
  background: var(--blue);
  color: #fff;
}

.button-primary:hover {
  background: var(--blue-dark);
}

.button-primary img {
  filter: brightness(0) invert(1);
}

.button-secondary {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--blue-dark);
}

.button-secondary:hover {
  border-color: var(--blue);
  background: var(--blue-soft);
}

.fact-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  margin: 2rem 0 0;
  padding: 1.35rem 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.fact-strip li {
  display: flex;
  align-items: center;
  gap: 0.62rem;
}

.fact-strip img {
  width: 1.35rem;
  height: 1.35rem;
  filter: invert(24%) sepia(96%) saturate(3219%) hue-rotate(213deg) brightness(90%) contrast(101%);
}

.fact-strip span {
  display: grid;
  color: var(--muted);
  font-size: 0.74rem;
  line-height: 1.25;
}

.fact-strip strong {
  margin-bottom: 0.18rem;
  color: var(--ink);
  font-size: 0.8rem;
}

.hero-brief {
  display: grid;
  gap: 1.6rem;
  margin-top: 0.3rem;
  padding: 0.2rem 0 0.2rem clamp(1.3rem, 3vw, 2rem);
  border-left: 2px solid var(--blue);
}

.hero-brief div + div {
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
}

.hero-brief h2 {
  margin-bottom: 0.35rem;
  color: var(--blue-dark);
  font-size: 0.92rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.hero-brief p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.section-heading {
  max-width: 790px;
  margin-bottom: clamp(2.25rem, 5vw, 4rem);
}

.section-heading > p:last-child,
.split-heading > p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1.03rem;
}

.split-heading {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 0.55fr);
  gap: 3rem;
  align-items: end;
}

.split-heading > div h2 {
  margin-bottom: 0;
}

.xray {
  padding: var(--section-space) 0;
  background: var(--analysis);
  color: var(--analysis-text);
}

.section-heading-inverse .eyebrow {
  color: var(--analysis-green);
}

.section-heading-inverse h2 {
  color: var(--analysis-text);
}

.section-heading-inverse > p:last-child {
  color: var(--analysis-muted);
}

.xray-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr) minmax(0, 1fr);
  gap: clamp(0.9rem, 2vw, 1.5rem);
  align-items: stretch;
}

.xray-column {
  min-width: 0;
}

.code-kicker {
  margin-bottom: 0.65rem;
  color: var(--analysis-muted);
  font-family: var(--mono);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.code-panel,
.mini-example {
  overflow: hidden;
  border: 1px solid var(--analysis-line);
  border-radius: 5px;
  background: var(--analysis-panel);
  box-shadow: var(--shadow-dark);
}

.code-panel-tall,
.evidence-panel {
  min-height: 100%;
}

.code-panel-heading,
.mini-example-heading {
  min-height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.68rem 0.85rem;
  border-bottom: 1px solid var(--analysis-line);
  color: var(--analysis-muted);
  font-family: var(--mono);
  font-size: 0.67rem;
  font-weight: 650;
  line-height: 1.25;
}

.status {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.4rem;
  border: 1px solid currentColor;
  border-radius: 3px;
  font-family: var(--sans);
  font-size: 0.62rem;
  font-weight: 760;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.status-risk {
  color: var(--analysis-amber);
}

.status-clean {
  color: var(--analysis-green);
}

pre {
  margin: 0;
  overflow: auto;
  overscroll-behavior-inline: contain;
}

.code-panel pre,
.mini-example pre,
.copy-block pre {
  color: var(--analysis-text);
  font-size: clamp(0.69rem, 1vw, 0.79rem);
  line-height: 1.62;
  tab-size: 4;
}

.code-panel pre,
.mini-example pre {
  padding: 1rem;
}

.code-panel code,
.mini-example code,
.copy-block code {
  font-size: inherit;
}

.syntax-keyword {
  color: var(--analysis-purple);
}

.syntax-attribute,
.syntax-call {
  color: var(--analysis-green);
}

.syntax-type {
  color: var(--analysis-blue);
}

.syntax-string {
  color: var(--analysis-amber);
}

.code-note {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  margin: 0.5rem;
  padding: 0.85rem;
  border: 1px solid var(--analysis-line);
  background: var(--analysis-panel-2);
  color: var(--analysis-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.code-note img {
  width: 1rem;
  height: 1rem;
  margin-top: 0.1rem;
  filter: invert(78%) sepia(24%) saturate(934%) hue-rotate(102deg) brightness(92%) contrast(90%);
}

.evidence-panel {
  overflow: hidden;
  border: 1px solid var(--analysis-line);
  border-radius: 5px;
  background: var(--analysis-panel-2);
  box-shadow: var(--shadow-dark);
}

.evidence-alert {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  margin: 0.6rem;
  padding: 0.8rem;
  border: 1px solid var(--analysis-amber);
  color: var(--analysis-text);
  font-size: 0.75rem;
  font-weight: 650;
  line-height: 1.4;
}

.evidence-alert img {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
  filter: invert(82%) sepia(61%) saturate(1227%) hue-rotate(333deg) brightness(102%) contrast(101%);
}

.evidence-list {
  margin: 0;
  padding: 0 0.8rem;
  list-style: none;
}

.evidence-list li {
  display: grid;
  grid-template-columns: 1.15rem 1fr;
  gap: 0.6rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--analysis-line);
  color: var(--analysis-muted);
  font-size: 0.72rem;
  line-height: 1.45;
}

.evidence-list img {
  width: 1.1rem;
  height: 1.1rem;
  filter: invert(74%) sepia(78%) saturate(382%) hue-rotate(101deg) brightness(94%) contrast(91%);
}

.evidence-list span {
  display: grid;
  gap: 0.08rem;
}

.evidence-list strong {
  color: var(--analysis-green);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.evidence-list code {
  color: var(--analysis-blue);
}

.finding-block {
  display: grid;
  gap: 0.35rem;
  margin: 0.8rem;
  padding: 0.75rem 0.85rem;
  border-left: 2px solid var(--analysis-amber);
  background: var(--analysis-panel);
}

.finding-label {
  color: var(--analysis-muted);
  font-size: 0.63rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.finding-block code {
  color: var(--analysis-amber);
  font-size: 0.7rem;
}

.examples,
.workflow,
.rules,
.trust,
.install,
.faq {
  padding: var(--section-space) 0;
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.example-card {
  min-width: 0;
  padding: clamp(1.25rem, 2.5vw, 2rem);
}

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

.example-card-header {
  min-height: 8.5rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
}

.example-card-header p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.87rem;
}

.step-number {
  width: 1.7rem;
  height: 1.7rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 800;
}

.mini-example {
  box-shadow: none;
}

.mini-example-heading {
  align-items: flex-start;
}

.mini-example-heading code,
.plain-status {
  color: var(--analysis-amber);
  font-size: 0.62rem;
  text-align: right;
}

.mini-example-safer {
  border-color: #2d735a;
}

.mini-example-safer .plain-status {
  color: var(--analysis-green);
}

.example-shift {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 4.5rem;
  padding: 0.8rem 0.25rem;
  color: var(--ink-soft);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.4;
}

.example-shift img {
  width: 1.1rem;
  height: 1.1rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.example-caveat {
  margin: 1rem 0 0;
  padding-left: 0.7rem;
  border-left: 2px solid var(--line-strong);
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.5;
}

.protected-case {
  padding: 0 0 var(--section-space);
}

.protected-panel {
  display: grid;
  grid-template-columns: minmax(220px, 0.68fr) minmax(330px, 1fr) minmax(250px, 0.72fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.5rem, 4vw, 3rem);
  border: 1px solid #70b99a;
  border-radius: 6px;
  background: var(--green-soft);
}

.protected-intro > img {
  width: 2.8rem;
  height: 2.8rem;
  margin-bottom: 1.25rem;
  padding: 0.55rem;
  border: 1px solid #70b99a;
  border-radius: 50%;
  filter: invert(35%) sepia(44%) saturate(1119%) hue-rotate(111deg) brightness(92%) contrast(95%);
}

.protected-intro .eyebrow {
  color: var(--green);
}

.protected-intro h2 {
  font-size: clamp(1.65rem, 2.8vw, 2.55rem);
}

.protected-intro p:last-child {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.protected-code {
  box-shadow: var(--shadow-small);
}

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

.protected-evidence li {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: 0.65rem;
  align-items: start;
  color: var(--ink-soft);
  font-size: 0.78rem;
  line-height: 1.45;
}

.protected-evidence img {
  width: 1.15rem;
  height: 1.15rem;
  filter: invert(35%) sepia(44%) saturate(1119%) hue-rotate(111deg) brightness(92%) contrast(95%);
}

.protected-evidence span {
  display: grid;
  gap: 0.1rem;
}

.protected-evidence strong {
  color: var(--ink);
  font-size: 0.77rem;
}

.workflow {
  border-top: 1px solid var(--line);
}

.workflow-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  list-style: none;
}

.workflow-list li {
  position: relative;
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 0.8rem;
  align-content: start;
  padding: 2rem;
}

.workflow-list li + li {
  border-left: 1px solid var(--line);
}

.workflow-icon {
  width: 2.5rem;
  height: 2.5rem;
  grid-row: 1 / span 2;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: var(--surface);
}

.workflow-icon img {
  width: 1.2rem;
  height: 1.2rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.workflow-list .step-number {
  width: 1.45rem;
  height: 1.45rem;
  margin-bottom: 0.35rem;
  font-size: 0.65rem;
}

.workflow-list h3 {
  grid-column: 2;
  margin-bottom: 0.65rem;
}

.workflow-list p,
.workflow-list > li > code {
  grid-column: 1 / -1;
}

.workflow-list p {
  min-height: 6rem;
  margin: 1.15rem 0 1.2rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.workflow-list > li > code {
  width: fit-content;
  max-width: 100%;
  overflow-wrap: anywhere;
  padding: 0.36rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 3px;
  background: var(--surface);
  color: var(--blue-dark);
  font-size: 0.7rem;
}

.diff-ledger {
  padding: clamp(4rem, 7vw, 6.5rem) 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: var(--canvas);
}

.diff-grid {
  display: grid;
  grid-template-columns: minmax(190px, 0.42fr) minmax(500px, 1.3fr) minmax(220px, 0.5fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: start;
}

.diff-heading h2 {
  font-size: clamp(1.9rem, 3vw, 2.75rem);
}

.diff-heading p:last-child {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  box-shadow: var(--shadow-small);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.75rem;
  line-height: 1.35;
}

th,
td {
  padding: 0.8rem 0.75rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
}

th:last-child,
td:last-child {
  border-right: 0;
}

tbody tr:last-child th,
tbody tr:last-child td {
  border-bottom: 0;
}

thead th {
  background: var(--paper-deep);
  color: var(--ink-soft);
  font-size: 0.65rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

tbody th {
  color: var(--ink);
  font-weight: 700;
}

tbody td {
  color: var(--muted);
}

.ledger-status {
  display: inline-flex;
  align-items: center;
  font-weight: 760;
}

.ledger-stable {
  color: var(--blue-dark);
}

.ledger-resolved {
  color: var(--green);
}

.diff-boundary {
  display: grid;
  gap: 0.8rem;
}

.diff-boundary div {
  display: grid;
  grid-template-columns: 1.3rem 1fr;
  gap: 0.7rem;
  padding: 1rem;
  border: 1px solid #96aed2;
  background: #f4f7fc;
}

.diff-boundary img {
  width: 1.2rem;
  height: 1.2rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.diff-boundary p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.45;
}

.diff-boundary strong {
  display: block;
  margin-bottom: 0.18rem;
  color: var(--ink);
}

.rules-layout {
  display: grid;
  grid-template-columns: minmax(210px, 0.42fr) minmax(0, 1.5fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.rules-heading {
  position: sticky;
  top: 2rem;
}

.rules-heading h2 {
  font-size: clamp(2rem, 3.2vw, 3rem);
}

.rules-heading > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 0.9rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--blue-dark);
  font-size: 0.82rem;
  font-weight: 750;
  text-underline-offset: 0.28em;
}

.text-link img {
  width: 1rem;
  height: 1rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.rule-groups {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.rule-groups article {
  min-width: 0;
  padding: 1.35rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.rule-groups article > img {
  width: 1.3rem;
  height: 1.3rem;
  margin-bottom: 0.9rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.rule-groups h3 {
  font-size: 0.95rem;
}

.rule-groups ul {
  display: grid;
  gap: 0.36rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.rule-groups li {
  min-width: 0;
  color: var(--muted);
  font-size: 0.7rem;
  line-height: 1.35;
}

.rule-groups code {
  overflow-wrap: anywhere;
}

.trust {
  padding-top: 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-grid article {
  min-width: 0;
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0.8rem;
  padding: 1.5rem;
}

.trust-grid article + article {
  border-left: 1px solid var(--line);
}

.trust-grid img {
  width: 1.35rem;
  height: 1.35rem;
  filter: invert(35%) sepia(44%) saturate(1119%) hue-rotate(111deg) brightness(92%) contrast(95%);
}

.trust-grid h3 {
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  line-height: 1.3;
}

.trust-grid p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.75rem;
  line-height: 1.45;
}

.limit-note {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-top: 1rem;
  padding: 1rem 1.2rem;
  border: 1px solid var(--line);
  background: var(--paper-deep);
}

.limit-note img {
  width: 1.2rem;
  height: 1.2rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.limit-note p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.install {
  border-top: 1px solid var(--line-strong);
  background: var(--surface);
}

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

.install-step {
  min-width: 0;
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid var(--line);
  background: var(--paper);
}

.install-step > header {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.8rem;
  align-items: start;
  margin-bottom: 1.2rem;
}

.install-step header h3 {
  margin-bottom: 0.25rem;
  font-size: 1rem;
}

.install-step header p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.copy-block {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--analysis-line);
  border-radius: 4px;
  background: var(--analysis);
}

.copy-block pre {
  padding: 1.1rem;
  color: var(--analysis-text);
  font-size: 0.76rem;
  line-height: 1.62;
}

.copy-block-prompt pre {
  max-height: 17.5rem;
  padding-top: 3.4rem;
}

.copy-button {
  display: none;
}

.js .copy-button {
  position: absolute;
  z-index: 2;
  top: 0.6rem;
  right: 0.6rem;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.42rem 0.58rem;
  border: 1px solid var(--analysis-line);
  border-radius: 3px;
  background: var(--analysis-panel-2);
  color: var(--analysis-text);
  font-size: 0.7rem;
  font-weight: 700;
  cursor: pointer;
}

.copy-button:hover {
  border-color: var(--analysis-blue);
}

.copy-button img {
  width: 0.95rem;
  height: 0.95rem;
  filter: brightness(0) invert(1);
}

.copy-status {
  min-height: 1.4rem;
  margin: 0.4rem 0 0;
  color: var(--green);
  font-size: 0.72rem;
  font-weight: 700;
}

.install-note {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.76rem;
}

.install-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 1rem;
  padding: 1.2rem;
  border: 1px solid var(--line);
  background: var(--canvas);
}

.install-next > div {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
}

.install-next > div img {
  width: 1.35rem;
  height: 1.35rem;
  filter: invert(28%) sepia(95%) saturate(2782%) hue-rotate(212deg) brightness(91%) contrast(97%);
}

.install-next p {
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 0.82rem;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(200px, 0.45fr) minmax(0, 1.3fr);
  gap: clamp(2.5rem, 7vw, 6rem);
  align-items: start;
}

.faq-heading h2 {
  font-size: clamp(2rem, 3.2vw, 3rem);
}

.faq-list {
  border-top: 1px solid var(--line-strong);
}

.faq-list details {
  border-bottom: 1px solid var(--line-strong);
}

.faq-list summary {
  padding: 1rem 0;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 720;
  cursor: pointer;
}

.faq-list details[open] summary {
  color: var(--blue-dark);
}

.faq-list p {
  max-width: 760px;
  margin-bottom: 1.1rem;
  padding-left: 1.1rem;
  border-left: 2px solid var(--blue);
  color: var(--muted);
  font-size: 0.86rem;
}

.site-footer {
  padding: 2.3rem 0;
  border-top: 1px solid var(--line-strong);
  background: var(--paper-deep);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(220px, 1.2fr) 0.45fr 0.45fr minmax(180px, 0.75fr);
  gap: 2rem;
  align-items: start;
}

.footer-grid strong {
  font-size: 0.9rem;
}

.footer-grid p,
.footer-grid a,
.footer-grid nav span {
  font-size: 0.72rem;
}

.footer-grid p {
  margin: 0.3rem 0 0;
  color: var(--muted);
}

.footer-grid nav {
  display: grid;
  gap: 0.35rem;
}

.footer-grid nav span {
  margin-bottom: 0.2rem;
  color: var(--ink);
  font-weight: 750;
}

.footer-grid nav a {
  color: var(--muted);
  text-underline-offset: 0.25em;
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
}

.footer-meta p {
  margin-top: 0;
}

.footer-github {
  flex: 0 0 auto;
}

.footer-github img {
  width: 1.7rem;
  height: 1.7rem;
}

@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1.35fr) minmax(250px, 0.65fr);
    gap: 3rem;
  }

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

  .xray-evidence {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .xray-evidence .evidence-panel {
    display: grid;
    grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.2fr) minmax(190px, 0.55fr);
    align-items: start;
  }

  .evidence-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 1rem;
  }

  .protected-panel {
    grid-template-columns: minmax(220px, 0.65fr) minmax(360px, 1.1fr);
  }

  .protected-evidence {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, 1fr);
    padding-top: 1.5rem;
    border-top: 1px solid #70b99a;
  }

  .diff-grid {
    grid-template-columns: minmax(180px, 0.42fr) minmax(0, 1.4fr);
  }

  .diff-boundary {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, 1fr);
  }

  .rules-layout {
    grid-template-columns: 1fr;
  }

  .rules-heading {
    position: static;
    max-width: 720px;
  }

  .trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-grid article:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .trust-grid article:nth-child(4) {
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 820px) {
  .header-inner {
    min-height: 4.3rem;
    flex-wrap: wrap;
    gap: 0;
    padding: 0.7rem 0;
  }

  .js .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem 1.1rem;
    padding: 0.85rem 0 0.2rem;
    border-top: 1px solid var(--line);
    margin-top: 0.7rem;
  }

  .js .site-nav {
    display: none;
  }

  .js .site-nav.is-open {
    display: flex;
  }

  .site-nav .twitter-link {
    width: 100%;
    height: auto;
    justify-content: flex-start;
    gap: 0.45rem;
    border-radius: 0;
  }

  .twitter-link-text {
    display: inline;
  }

  .hero-grid,
  .split-heading,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .hero-brief {
    max-width: 620px;
  }

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

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

  .example-card-header {
    min-height: 0;
    margin-bottom: 1.5rem;
  }

  .protected-panel,
  .workflow-list,
  .install-grid {
    grid-template-columns: 1fr;
  }

  .protected-evidence {
    grid-column: auto;
    grid-template-columns: repeat(2, 1fr);
  }

  .workflow-list li + li {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .workflow-list p {
    min-height: 0;
  }

  .rule-groups {
    grid-template-columns: repeat(2, 1fr);
  }

  .install-next {
    align-items: flex-start;
    flex-direction: column;
  }

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

@media (max-width: 620px) {
  :root {
    --section-space: 4.5rem;
  }

  h1 {
    font-size: clamp(2.35rem, 13vw, 3.55rem);
  }

  .wordmark {
    max-width: calc(100% - 3.4rem);
    white-space: normal;
  }

  .version-chip {
    display: none;
  }

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

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

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

  .xray-evidence {
    grid-column: auto;
    grid-row: auto;
  }

  .xray-evidence .evidence-panel,
  .evidence-list {
    display: block;
  }

  .code-panel pre,
  .mini-example pre {
    font-size: 0.69rem;
  }

  .protected-panel {
    width: 100%;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
  }

  .protected-evidence,
  .diff-boundary,
  .rule-groups,
  .trust-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .protected-evidence {
    padding-top: 1.25rem;
  }

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

  .diff-boundary,
  .diff-boundary div {
    grid-column: auto;
  }

  .rule-groups article,
  .trust-grid article,
  .trust-grid article:nth-child(3),
  .trust-grid article:nth-child(4) {
    border-left: 0;
    border-top: 0;
    border-bottom: 1px solid var(--line);
  }

  .rule-groups,
  .trust-grid {
    border-left: 0;
    border-bottom: 0;
  }

  .install-step {
    padding: 1rem;
  }

  .copy-block pre {
    font-size: 0.69rem;
  }

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

@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;
  }
}