:root {
  --canvas: #F4F6F1;
  --surface: #FFFFFF;
  --band: #E8EDE4;
  --hairline: #D8E0D4;
  --sage: #7FA08F;
  --forest: #2F5B4C;
  --deep: #1F3A32;
  --body: #2A322D;
  --muted: #6B776F;
  --gold: #B58A3C;
  --gold-tint: #E5D3A8;
  --shadow: 0 16px 48px #D8E0D4;
  --site-max: 1200px;
  --site-gutter: clamp(32px, 7vw, 96px);
  --section-y: clamp(96px, 9vw, 128px);
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", Arial, Helvetica, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--body);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}

a {
  color: inherit;
}

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

h1,
h2 {
  color: var(--deep);
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  max-width: 690px;
  margin-bottom: 24px;
  font-size: clamp(48px, 7.5vw, 86px);
  line-height: 0.98;
}

h2 {
  margin-bottom: 24px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.04;
}

h3 {
  margin-bottom: 8px;
  color: var(--deep);
  font-size: 20px;
  line-height: 1.25;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 72px;
  gap: 32px;
  padding: 0 var(--site-gutter);
  background: var(--surface);
  border-bottom: 1px solid var(--hairline);
}

.wordmark {
  display: inline-flex;
  align-items: baseline;
  color: var(--deep);
  font-family: var(--serif);
  font-size: 39px;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.wordmark span {
  color: var(--gold);
  font-family: var(--sans);
  font-weight: 800;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 3vw, 34px);
  color: var(--body);
  font-size: 14px;
}

.main-nav a,
.signin-link,
.primary-action,
.secondary-action,
.site-footer a {
  text-decoration: none;
}

.main-nav a {
  padding: 25px 0 23px;
  border-bottom: 2px solid var(--surface);
}

.main-nav a:hover {
  border-bottom-color: var(--gold);
}

.main-nav a.active {
  border-bottom-color: var(--gold);
  color: var(--deep);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.signin-link {
  color: var(--body);
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 24px;
  border-radius: 8px;
  font-weight: 700;
}

.primary-action {
  border: 1px solid var(--deep);
  background: var(--deep);
  color: var(--surface);
}

.primary-action.small {
  min-height: 44px;
  padding: 0 20px;
}

.secondary-action {
  border: 1px solid var(--deep);
  background: var(--surface);
  color: var(--deep);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(480px, 0.85fr);
  align-items: center;
  min-height: calc(100vh - 72px);
  gap: clamp(40px, 4vw, 64px);
  max-width: 1456px;
  margin: 0 auto;
  padding: 56px clamp(48px, 4vw, 64px) 64px;
}

.hero h1 {
  max-width: 650px;
  font-size: clamp(54px, 4.7vw, 72px);
  line-height: 1.08;
}

.page-intro {
  max-width: 920px;
  margin: 0 auto;
  padding: var(--section-y) var(--site-gutter) 72px;
  text-align: center;
}

.page-intro h1 {
  margin-bottom: 20px;
}

.page-intro p:last-child {
  max-width: 720px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 18px;
}

.eyebrow {
  margin-bottom: 16px;
  color: var(--forest);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow::after {
  content: "";
  display: block;
  width: 56px;
  height: 2px;
  margin-top: 16px;
  background: var(--gold);
}

.hero-text {
  max-width: 530px;
  margin-bottom: 0;
  color: var(--body);
  font-size: 20px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.built-for {
  margin-top: 32px;
  color: var(--muted);
  font-size: 15px;
}

.hero-visual {
  display: grid;
  justify-items: center;
  position: relative;
  min-height: 528px;
  align-items: center;
}

.hero-contours,
.hero-dots {
  position: absolute;
  pointer-events: none;
}

.hero-contours {
  top: -88px;
  right: -112px;
  width: 560px;
  height: 560px;
  fill: none;
  stroke: var(--hairline);
  stroke-width: 1.4;
  z-index: -1;
}

.hero-dots {
  left: -92px;
  bottom: -34px;
  width: 216px;
  height: 260px;
  fill: var(--sage);
  opacity: 0.72;
  z-index: -1;
}

.profile-card,
.interface-card,
.two-cards article,
.security-cards article,
.boundary-card,
.demo-form {
  border: 1px solid var(--hairline);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.profile-card {
  width: min(560px, 100%);
  padding: 36px 40px 32px;
  position: relative;
}

.profile-card p {
  margin-bottom: 8px;
  color: var(--forest);
  font-weight: 800;
}

.profile-card h2 {
  margin-bottom: 16px;
  font-size: 46px;
}

.profile-card h3 {
  margin-bottom: 14px;
  color: var(--body);
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 700;
}

.curve-chart {
  overflow: hidden;
  background: var(--surface);
}

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

.chart-axis path,
.chart-curve {
  fill: none;
}

.chart-axis path {
  stroke: var(--hairline);
  stroke-width: 3;
}

.chart-axis text {
  fill: var(--muted);
  font-family: var(--sans);
  font-size: 13px;
}

.chart-bars {
  stroke: var(--hairline);
  stroke-linecap: round;
  stroke-width: 7;
}

.chart-curve {
  stroke: var(--forest);
  stroke-linecap: round;
  stroke-width: 3.4;
}

.chart-marker {
  stroke: var(--gold);
  stroke-width: 3;
}

.chart-marker-dot {
  fill: var(--gold);
}

.profile-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 22px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: var(--surface);
}

.profile-stats span {
  display: grid;
  gap: 10px;
  min-height: 96px;
  padding: 16px 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--surface);
  color: var(--body);
  text-align: center;
  font-size: 15px;
  font-weight: 700;
}

.profile-stats strong {
  color: var(--deep);
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 400;
}

.profile-stats em {
  font-style: normal;
}

.trusted-strip,
.problem-band,
.layer-section,
.platform-section,
.product-grid,
.how-section,
.who-section,
.security-section,
.resources-section,
.demo-section {
  border-bottom: 1px solid var(--hairline);
}

.trusted-strip,
.problem-band,
.layer-section,
.platform-section,
.who-section,
.security-section,
.resources-section,
.demo-section {
  padding: var(--section-y) var(--site-gutter);
}

.trusted-strip > *,
.problem-band > *,
.layer-section > *,
.platform-section > *,
.who-section > *,
.security-section > *,
.resources-section > *,
.demo-section > * {
  max-width: var(--site-max);
  margin-left: auto;
  margin-right: auto;
}

.trusted-strip {
  padding-top: 48px;
  padding-bottom: 48px;
  text-align: center;
}

.trusted-strip p {
  margin-bottom: 24px;
  color: var(--forest);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.trusted-names {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 32px;
  align-items: center;
  color: var(--muted);
  font-family: var(--serif);
  font-size: clamp(22px, 2vw, 32px);
  line-height: 1;
}

.trusted-names span {
  white-space: nowrap;
}

.problem-band,
.platform-section,
.how-section,
.resources-section {
  background: var(--band);
}

.problem-band h2,
.workflow-intro,
.center-heading {
  text-align: center;
}

.problem-band h2 {
  max-width: 900px;
  margin-bottom: 48px;
}

.three-column,
.security-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.three-column article {
  text-align: left;
}

.three-column article::before {
  content: "";
  display: block;
  width: 56px;
  height: 2px;
  margin-bottom: 16px;
  background: var(--gold);
}

.three-column p,
.copy-block p,
.workflow-steps p,
.reasoning-grid p,
.security-cards p,
.boundary-card p,
.control-list p,
.faq-accordion p,
.demo-copy p,
.form-note {
  color: var(--muted);
}

.layer-layout {
  display: grid;
  grid-template-columns: minmax(460px, 0.95fr) minmax(420px, 1fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

.layer-section .section-heading {
  max-width: var(--site-max);
  margin: 0 auto 48px;
}

.layer-section .section-heading h2 {
  max-width: 560px;
}

.layer-stack {
  position: relative;
  min-height: 430px;
}

.layer-diagram {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.layer-plane path:first-child {
  fill: var(--surface);
  stroke: var(--sage);
  stroke-width: 2;
}

.layer-plane-top path:not(:first-child),
.layer-grid-lines path {
  fill: none;
  stroke: var(--hairline);
  stroke-width: 2;
}

.layer-dot-field {
  fill: var(--sage);
  opacity: 0.52;
}

.layer-plane text {
  fill: var(--deep);
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.layer-spine,
.layer-connector {
  fill: none;
  stroke: var(--forest);
  stroke-width: 3;
}

.layer-connector {
  marker-end: url("#layerArrow");
}

.layer-node,
.layer-arrow-fill {
  fill: var(--gold);
}

.layer-cards {
  display: grid;
  gap: 24px;
}

.layer-cards article {
  position: relative;
  display: grid;
  grid-template-columns: 112px 1fr;
  column-gap: 32px;
  align-items: center;
  min-height: 142px;
  padding: 24px 36px 24px 28px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.layer-card-icon {
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  border: 2px solid var(--sage);
  border-radius: 50%;
  color: var(--forest);
}

.layer-card-icon::after {
  content: "";
  position: absolute;
  top: 31px;
  left: 128px;
  width: 2px;
  height: 80px;
  background: var(--gold-tint);
}

.layer-card-icon svg {
  width: 42px;
  height: 42px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.8;
}

.layer-cards strong {
  display: block;
  grid-column: 2;
  margin-bottom: 6px;
  color: var(--deep);
  font-size: 22px;
}

.layer-cards p {
  grid-column: 2;
  margin-bottom: 0;
  color: var(--muted);
}

.exact-layer-section {
  background: var(--canvas);
}

.home-layer-section {
  padding-top: 64px;
  padding-bottom: 72px;
}

.exact-layer-shell {
  max-width: var(--site-max);
  margin: 0 auto;
}

.exact-layer-shell h2 {
  max-width: 520px;
  margin-bottom: 28px;
  font-size: clamp(42px, 4.4vw, 58px);
  line-height: 1.04;
}

.exact-layer-visual {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.home-layer-visual {
  max-height: 520px;
}

.home-layer-title {
  fill: var(--body);
  font-family: var(--serif);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: 0;
}

.exact-planes > g > path:first-child {
  fill: var(--surface);
  stroke: var(--sage);
  stroke-width: 1.7;
}

.exact-home-planes > g > path:first-child {
  opacity: 0.78;
}

.exact-planes > g > path:not(:first-child),
.exact-grid-field path {
  fill: none;
  stroke: var(--hairline);
  stroke-width: 1.7;
}

.exact-dot-field {
  fill: var(--sage);
  opacity: 0.45;
}

.exact-planes text {
  fill: var(--deep);
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.exact-spine,
.exact-connector {
  fill: none;
  stroke: var(--forest);
  stroke-width: 2.4;
}

.exact-connector {
  marker-end: url("#exactLayerArrow");
}

.platform-exact-connector {
  marker-end: url("#platformExactLayerArrow");
}

.exact-node,
.exact-arrow-fill {
  fill: var(--gold);
}

.exact-home-arrow-fill {
  fill: var(--forest);
}

.exact-card rect {
  fill: var(--surface);
  stroke: var(--hairline);
  stroke-width: 1.4;
}

.exact-icon-circle {
  fill: none;
  stroke: var(--sage);
  stroke-width: 2;
}

.exact-icon,
.exact-icon-dot {
  fill: none;
  stroke: var(--forest);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.exact-card-rule {
  fill: none;
  stroke: var(--gold-tint);
  stroke-width: 2;
}

.exact-card-title {
  fill: var(--deep);
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 800;
}

.exact-card-body {
  fill: var(--muted);
  font-family: var(--sans);
  font-size: 17px;
}

.home-exact-card .exact-card-title {
  font-size: 20px;
}

.home-exact-card .exact-card-body {
  font-size: 17px;
}

.workflow-intro,
.center-heading {
  max-width: 830px;
  margin: 0 auto 48px;
}

.workflow-intro .eyebrow::after,
.center-heading .eyebrow::after {
  margin-left: auto;
  margin-right: auto;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.workflow-steps article {
  min-height: 214px;
  padding: 32px 24px;
  border: 1px solid var(--hairline);
  border-radius: 14px;
  background: var(--surface);
  text-align: center;
  box-shadow: var(--shadow);
}

.workflow-steps span,
.reasoning-grid > article > span {
  display: block;
  margin-bottom: 16px;
  color: var(--gold);
  font-family: var(--serif);
  font-size: 28px;
}

.product-grid,
.reasoning-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 64px;
  max-width: 1392px;
  margin: 0 auto;
  padding: var(--section-y) var(--site-gutter);
}

.home-product-grid {
  gap: 48px 64px;
  background: var(--canvas);
}

.home-product-grid .interface-card {
  min-height: 0;
}

.response-card {
  padding: 28px;
}

.response-card h3,
.draft-comparison-card h3,
.mapping-card h3 {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
}

.strategy-panel {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  align-items: center;
}

.probability-gauge {
  display: grid;
  place-items: center;
  min-height: 150px;
  text-align: center;
}

.probability-gauge::before {
  content: "";
  width: 112px;
  height: 112px;
  border: 16px solid var(--band);
  border-top-color: var(--forest);
  border-right-color: var(--forest);
  border-radius: 50%;
  transform: rotate(45deg);
  grid-area: 1 / 1;
}

.probability-gauge span {
  color: var(--forest);
  font-family: var(--serif);
  font-size: 34px;
  grid-area: 1 / 1;
}

.probability-gauge p {
  max-width: 120px;
  margin: 100px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
  grid-area: 1 / 1;
}

.strategy-table {
  display: grid;
  gap: 12px;
  font-size: 13px;
}

.strategy-table > div {
  display: grid;
  grid-template-columns: 42px 1fr 132px;
  gap: 14px;
  align-items: center;
}

.strategy-table strong {
  color: var(--muted);
  font-size: 11px;
}

.strategy-table span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--surface);
  font-weight: 800;
}

.strategy-table p {
  margin: 0;
}

.strategy-table em {
  position: relative;
  min-height: 14px;
  color: var(--muted);
  font-style: normal;
  text-align: right;
}

.strategy-table em::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: var(--bar);
  height: 8px;
  background: var(--forest);
}

.strategy-table em::after {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 100%;
  height: 8px;
  background: var(--band);
  z-index: -1;
}

.product-copy a {
  display: inline-flex;
  margin-top: 8px;
  border-bottom: 1px solid var(--gold);
  color: var(--forest);
  font-weight: 700;
  text-decoration: none;
}

.draft-comparison-card {
  padding: 28px;
}

.draft-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  min-height: 210px;
  padding-top: 12px;
}

.draft-columns div {
  display: grid;
  align-content: start;
  gap: 12px;
  border-left: 1px solid var(--hairline);
  padding-left: 18px;
}

.draft-columns strong {
  color: var(--body);
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 400;
}

.draft-columns span {
  display: block;
  height: 9px;
  background: var(--hairline);
}

.draft-columns div:first-child span:nth-child(3),
.draft-columns div:first-child span:nth-child(4) {
  background: var(--sage);
}

.draft-columns div:last-child span:nth-child(3),
.draft-columns div:last-child span:nth-child(4) {
  background: var(--gold-tint);
}

.mapping-card {
  padding: 28px;
}

.status-check,
.status-open {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--sage);
  border-radius: 50%;
  color: var(--forest);
  font-weight: 800;
}

.status-open {
  border-color: var(--gold);
  color: var(--gold);
}

.copy-block {
  max-width: 540px;
}

.interface-card {
  padding: 24px;
}

.interface-card.wide {
  min-height: 260px;
}

.mini-dashboard {
  display: grid;
  grid-template-columns: 1fr 190px;
  gap: 16px;
}

.sparkline,
.bar-chart,
.scatter-chart {
  min-height: 160px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--band);
}

.sparkline::before,
.bar-chart::before,
.scatter-chart::before {
  content: "";
  display: block;
  width: 72%;
  height: 72px;
  margin: 42px auto 0;
  border-bottom: 8px solid var(--sage);
  border-left: 8px solid var(--forest);
  border-radius: 12px;
}

.scatter-chart::before {
  border-color: var(--gold);
}

.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-content: start;
}

.topic-tags span,
.status {
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--band);
  color: var(--forest);
  font-weight: 700;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 16px;
  border-top: 1px solid var(--hairline);
}

.stat-row span {
  display: grid;
  gap: 4px;
  padding: 16px 12px 0;
  color: var(--muted);
  text-align: center;
}

.stat-row strong {
  color: var(--deep);
  font-size: 16px;
}

.strategy-row {
  display: grid;
  grid-template-columns: 34px 1fr 80px;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--hairline);
}

.strategy-row span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--surface);
  font-weight: 800;
}

.strategy-row p {
  margin: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--hairline);
  text-align: left;
}

th {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.status.mapped {
  background: var(--forest);
  color: var(--surface);
}

.status.partial {
  background: var(--band);
}

.status.open {
  background: var(--gold-tint);
  color: var(--deep);
}

.draft-lines {
  margin-bottom: 0;
  padding: 24px;
  border-left: 3px solid var(--gold);
  background: var(--band);
}

.architecture {
  display: grid;
  gap: 16px;
  max-width: 1080px;
  margin: 0 auto 64px;
  padding: 48px;
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.arch-row {
  display: grid;
  grid-template-columns: 190px repeat(3, 1fr);
  gap: 16px;
  align-items: center;
}

.arch-row strong {
  color: var(--forest);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.arch-row span {
  padding: 16px 18px;
  border: 1px solid var(--sage);
  background: var(--surface);
  text-align: center;
}

.score {
  margin: 8px 0 18px;
  color: var(--deep);
  font-family: var(--serif);
  font-size: 44px;
}

.score span {
  color: var(--muted);
  font-size: 24px;
}

.check-list,
.demo-list,
.two-cards ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--hairline);
}

.two-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

.two-cards article {
  min-height: 230px;
  padding: 32px;
}

.audience-cards article {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: center;
}

.audience-cards svg {
  width: 170px;
  height: 110px;
  fill: none;
  stroke: var(--sage);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2;
}

.two-cards h3 {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 400;
}

.two-cards li,
.demo-list li {
  position: relative;
  margin-top: 12px;
  padding-left: 28px;
  color: var(--muted);
}

.two-cards li::before,
.demo-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 800;
}

.quote-band {
  background: var(--deep);
  color: var(--surface);
  border-bottom: 1px solid var(--hairline);
}

.quote-band > div {
  display: grid;
  grid-template-columns: 76px 1fr;
  gap: 24px;
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 64px var(--site-gutter);
}

.quote-band span {
  color: var(--gold);
  font-family: var(--serif);
  font-size: 86px;
  line-height: 0.8;
}

.quote-band blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.25;
}

.quote-band p {
  grid-column: 2;
  margin: 0;
  color: var(--surface);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.trust-strip {
  display: grid;
  grid-template-columns: minmax(220px, 0.5fr) minmax(240px, 0.75fr) minmax(420px, 1fr);
  gap: 32px;
  align-items: center;
  padding: 40px var(--site-gutter);
  border-bottom: 1px solid var(--hairline);
  background: var(--surface);
}

.trust-strip > * {
  max-width: var(--site-max);
}

.trust-strip h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 42px);
}

.trust-strip p {
  margin: 0;
  color: var(--muted);
}

.trust-pills {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.trust-pills span {
  display: grid;
  place-items: center;
  min-height: 58px;
  padding: 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  color: var(--forest);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.final-cta {
  display: grid;
  justify-items: center;
  padding: 72px var(--site-gutter);
  border-bottom: 1px solid var(--hairline);
  background: var(--canvas);
  text-align: center;
}

.final-cta h2 {
  max-width: 640px;
  margin-bottom: 16px;
}

.final-cta p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
}

.security-cards {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 48px;
}

.security-cards article {
  min-height: 210px;
  padding: 32px 24px;
  text-align: center;
}

.security-icon {
  display: block;
  width: 76px;
  height: 88px;
  margin: 0 auto 20px;
  color: var(--forest);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.boundary-card {
  margin-top: 48px;
  padding: 48px;
  text-align: center;
}

.boundary-diagram {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 32px;
  color: var(--forest);
}

.environment-box,
.diagram-ruler path,
.diagram-ruler circle {
  fill: none;
  stroke: var(--sage);
  stroke-width: 2;
}

.environment-box {
  stroke-dasharray: 10 7;
}

.tenant-box {
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
}

.diagram-box rect {
  fill: var(--surface);
  stroke: var(--forest);
  stroke-width: 2;
}

.diagram-box text {
  fill: var(--body);
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 500;
}

.diagram-label,
.diagram-small-label {
  fill: var(--deep);
  font-family: var(--sans);
  font-weight: 800;
  letter-spacing: 0.14em;
}

.diagram-label {
  font-size: 13px;
}

.diagram-small-label {
  font-size: 11px;
}

.tenant-label {
  fill: var(--gold);
}

.diagram-arrow,
.diagram-branch {
  fill: none;
  stroke: var(--forest);
  stroke-width: 2.5;
  marker-end: url("#arrowhead");
}

.diagram-arrow-fill {
  fill: var(--forest);
}

.diagram-node {
  fill: var(--gold);
}

.diagram-x,
.stage-divider {
  fill: none;
  stroke: var(--sage);
  stroke-width: 2;
}

.stage-label {
  fill: var(--forest);
  font-size: 11px;
}

.security-controls,
.security-faq {
  display: grid;
  grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.5fr);
  gap: 48px;
  max-width: 1200px;
  margin: 64px auto 0;
  padding-top: 48px;
  border-top: 1px solid var(--hairline);
}

.security-controls-heading,
.security-faq-heading {
  padding-right: 32px;
  border-right: 1px solid var(--hairline);
}

.control-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 48px;
}

.control-list article {
  position: relative;
  padding: 0 0 24px 32px;
}

.control-list article::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 10px;
  height: 10px;
  background: var(--gold);
}

.control-list h3 {
  margin-bottom: 4px;
  font-size: 18px;
}

.control-list p {
  margin-bottom: 0;
}

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

.faq-accordion details {
  border-bottom: 1px solid var(--hairline);
  background: var(--surface);
}

.faq-accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 24px;
  color: var(--body);
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.faq-accordion summary::-webkit-details-marker {
  display: none;
}

.faq-accordion summary::after {
  content: "+";
  color: var(--forest);
  font-size: 24px;
  font-weight: 500;
  line-height: 1;
}

.faq-accordion details[open] summary::after {
  content: "-";
}

.faq-accordion p {
  margin: 0;
  padding: 0 64px 22px 24px;
}

.resources-section {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) 1fr;
  gap: 32px;
  align-items: center;
}

.resource-pills {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.resource-pills span {
  padding: 22px 14px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: var(--surface);
  color: var(--forest);
  text-align: center;
  font-weight: 700;
}

.demo-section {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(360px, 0.88fr);
  gap: 64px;
  align-items: start;
  background: var(--canvas);
}

.demo-copy {
  padding-top: 32px;
}

.demo-form {
  display: grid;
  gap: 16px;
  padding: 48px;
}

.demo-form h2 {
  margin-bottom: 0;
}

.demo-form label {
  display: grid;
  gap: 8px;
  color: var(--body);
  font-weight: 700;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.demo-form input,
.demo-form select,
.demo-form textarea {
  width: 100%;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--surface);
  color: var(--body);
  font: inherit;
  padding: 13px 14px;
}

.demo-form textarea {
  resize: vertical;
}

.demo-form button {
  min-height: 56px;
  border: 1px solid var(--deep);
  border-radius: 8px;
  background: var(--deep);
  color: var(--surface);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.form-note {
  margin: 0;
  text-align: center;
  font-size: 14px;
}

.site-footer {
  display: grid;
  grid-template-columns: 170px minmax(0, 982px);
  justify-content: center;
  gap: 48px;
  padding: 64px var(--site-gutter) 40px;
  background: var(--surface);
}

.site-footer > * {
  max-width: 1200px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.footer-grid div {
  display: grid;
  gap: 8px;
}

.footer-grid strong {
  color: var(--deep);
}

.footer-grid a,
.site-footer p {
  color: var(--muted);
}

.site-footer p {
  grid-column: 1 / -1;
  margin: 16px 0 0;
  font-size: 14px;
}

.not-found {
  min-height: 100vh;
  display: grid;
  place-items: center;
  align-content: center;
  gap: 18px;
  padding: 32px;
  text-align: center;
}

.not-found img {
  width: 132px;
  height: 132px;
  object-fit: contain;
}

.not-found h1 {
  margin-bottom: 0;
  font-size: clamp(38px, 8vw, 72px);
}

.not-found p {
  color: var(--muted);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
    height: auto;
    padding-top: 16px;
    padding-bottom: 16px;
  }

  .main-nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    order: 3;
  }

  .main-nav a {
    padding: 4px 0;
    white-space: nowrap;
  }

  .hero,
  .layer-layout,
  .product-grid,
  .reasoning-grid,
  .resources-section,
  .security-controls,
  .security-faq,
  .demo-section {
    grid-template-columns: 1fr;
  }

  .security-controls,
  .security-faq {
    gap: 24px;
  }

  .security-controls-heading,
  .security-faq-heading {
    padding-right: 0;
    border-right: 0;
  }

  .trusted-strip div,
  .workflow-steps,
  .security-cards,
  .trusted-names,
  .trust-strip,
  .trust-pills,
  .resource-pills {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .strategy-panel,
  .audience-cards article {
    grid-template-columns: 1fr;
  }

  .trust-strip {
    align-items: start;
  }

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

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

@media (max-width: 680px) {
  .site-header {
    grid-template-columns: 1fr;
  }

  .header-actions {
    justify-content: space-between;
  }

  .hero {
    min-height: auto;
    padding-top: 64px;
  }

  .layer-stack {
    min-height: auto;
  }

  .exact-layer-shell {
    overflow-x: auto;
  }

  .exact-layer-shell h2 {
    font-size: 40px;
  }

  .exact-layer-visual {
    min-width: 780px;
  }

  .layer-cards article {
    grid-template-columns: 72px 1fr;
    column-gap: 16px;
    min-height: 118px;
    padding: 20px;
  }

  .layer-card-icon {
    width: 56px;
    height: 56px;
  }

  .layer-card-icon::after {
    top: 24px;
    left: 88px;
    height: 64px;
  }

  .layer-card-icon svg {
    width: 32px;
    height: 32px;
  }

  h1 {
    font-size: 44px;
  }

  .profile-stats,
  .three-column,
  .two-cards,
  .control-list,
  .trusted-names,
  .strategy-panel,
  .draft-columns,
  .trust-strip,
  .trust-pills,
  .form-grid,
  .mini-dashboard,
  .stat-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .trusted-strip div,
  .workflow-steps,
  .security-cards,
  .resource-pills {
    grid-template-columns: 1fr;
  }

  .quote-band > div {
    grid-template-columns: 1fr;
    padding: 48px var(--site-gutter);
  }

  .quote-band p {
    grid-column: 1;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }
}