:root {
  --navy: #060f33;
  --navy-2: #0a1847;
  --navy-3: #0d1f55;
  --white: #f7f8fa;
  --body: #c3cbe4;
  --grey: #7c88ab;
  --cyan: #00d9f5;
  --orange: #ff6b1a;
  --line: rgba(124, 136, 171, 0.24);
  --cyan-soft: rgba(0, 217, 245, 0.08);
  --orange-soft: rgba(255, 107, 26, 0.08);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.25);
  --max-width: 1160px;
  --display: Bahnschrift, "Arial Narrow", "Segoe UI", sans-serif;
  --text: Inter, Aptos, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  color: var(--body);
  background: var(--navy);
  font-family: var(--text);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

button {
  font: inherit;
}

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

a {
  color: inherit;
}

.nowrap {
  white-space: nowrap;
}

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

h1,
h2,
h3 {
  color: var(--white);
  font-family: var(--display);
  line-height: 1.08;
  letter-spacing: -0.018em;
  overflow-wrap: break-word;
  text-wrap: balance;
}

p,
li,
dd,
.tier-summary,
.faq-answer {
  text-wrap: pretty;
}

h1 {
  max-width: 16ch;
  margin-bottom: 30px;
  font-size: clamp(2.7rem, 6.4vw, 5.2rem);
  font-weight: 760;
}

h1 span {
  display: block;
  color: var(--cyan);
  hyphens: manual;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2rem, 4vw, 3.55rem);
  font-weight: 720;
}

h3 {
  margin-bottom: 13px;
  font-size: 1.3rem;
  font-weight: 680;
}

::selection {
  color: var(--navy);
  background: var(--cyan);
}

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 16px;
  color: var(--navy);
  background: var(--cyan);
  transform: translateY(-160%);
}

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

.wrap {
  width: min(100% - 56px, var(--max-width));
  margin-inline: auto;
}

.section {
  padding: 112px 0;
  border-top: 1px solid var(--line);
  scroll-margin-top: 76px;
}

.section-alt {
  background: var(--navy-2);
}

.eyebrow {
  margin-bottom: 20px;
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.eyebrow-cyan {
  color: var(--cyan);
}

.lede {
  max-width: 64ch;
  color: var(--body);
  font-size: clamp(1.04rem, 1.8vw, 1.2rem);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.65fr);
  gap: 74px;
  align-items: end;
  margin-bottom: 52px;
}

.section-heading h2,
.section-heading p {
  margin-bottom: 0;
}

.section-heading p {
  color: var(--grey);
}

.button {
  display: inline-flex;
  min-height: 54px;
  padding: 14px 28px;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  background: var(--cyan);
  border: 1px solid var(--cyan);
  cursor: pointer;
  font-family: var(--display);
  font-size: 0.92rem;
  font-weight: 760;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  box-shadow: 0 14px 35px -14px var(--cyan);
  transform: translateY(-2px);
}

.text-link {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.82rem;
  text-decoration: none;
}

.text-link::after {
  position: absolute;
}

.text-link span {
  transition: transform 160ms ease;
}

.text-link:hover span {
  transform: translateX(4px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 15, 51, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.nav-shell {
  position: relative;
  display: flex;
  min-height: 72px;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: block;
  width: clamp(210px, 25vw, 288px);
  flex: none;
}

.brand img {
  width: 100%;
  height: auto;
}

.site-nav {
  display: flex;
  gap: clamp(14px, 2vw, 29px);
  align-items: center;
}

.site-nav a,
.site-nav button {
  margin: 0;
  background: transparent;
  cursor: pointer;
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.73rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a:hover,
.site-nav button:hover {
  color: var(--cyan);
}

.site-nav .nav-cta {
  padding: 9px 15px;
  color: var(--cyan);
  border: 1px solid var(--cyan);
}

.site-nav .nav-cta:hover {
  color: var(--navy);
  background: var(--cyan);
}

.nav-toggle {
  display: none;
  padding: 8px 12px;
  color: var(--white);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Hero */
.hero {
  position: relative;
  min-height: calc(100vh - 72px);
  padding: 106px 0 76px;
  overflow: hidden;
  background:
    radial-gradient(circle at 90% 10%, rgba(0, 217, 245, 0.09), transparent 31rem),
    radial-gradient(circle at 5% 100%, rgba(255, 107, 26, 0.07), transparent 28rem),
    var(--navy);
}

.hero::before,
.hero::after {
  position: absolute;
  content: "";
  pointer-events: none;
}

.hero::before {
  top: 25%;
  right: -150px;
  width: 520px;
  height: 520px;
  border: 1px solid rgba(0, 217, 245, 0.13);
  transform: rotate(45deg);
}

.hero::after {
  top: 25%;
  right: -92px;
  width: 410px;
  height: 410px;
  border: 1px solid rgba(255, 107, 26, 0.12);
  transform: rotate(45deg);
}

.hero .wrap {
  position: relative;
  z-index: 1;
}

.hero .lede {
  max-width: 62ch;
  margin-bottom: 40px;
  font-size: clamp(1.08rem, 1.8vw, 1.26rem);
}

.audience-intro {
  padding: 64px 0;
  background: var(--navy-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.audience-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.65fr);
  gap: 74px;
  align-items: end;
}

.audience-grid .eyebrow {
  margin-bottom: 16px;
}

.audience-grid h2 {
  max-width: 28ch;
  margin-bottom: 0;
  font-size: clamp(1.75rem, 3.5vw, 2.7rem);
}

.audience-grid > p {
  margin-bottom: 0;
  color: var(--body);
}

.hero-actions {
  display: flex;
  gap: 30px;
  align-items: center;
  flex-wrap: wrap;
}

.level-claim {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 42px;
  align-items: end;
  margin-top: 74px;
  padding-top: 27px;
  border-top: 1px solid var(--line);
}

.level-claim > div {
  display: flex;
  gap: 23px;
  align-items: baseline;
}

.level-claim strong {
  color: var(--orange);
  font-family: var(--display);
  font-size: clamp(1.45rem, 3vw, 2.25rem);
}

.level-claim span,
.level-claim p {
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
}

.level-claim p {
  max-width: 36ch;
  margin-bottom: 4px;
  text-align: right;
  text-transform: uppercase;
}

/* Autonomy ladder */
.ladder {
  border-top: 1px solid var(--line);
}

.tier {
  border-bottom: 1px solid var(--line);
}

.tier-toggle {
  display: grid;
  grid-template-columns: 95px minmax(190px, 0.75fr) minmax(0, 1.45fr) 26px;
  width: 100%;
  padding: 25px 16px 25px 5px;
  gap: 24px;
  align-items: start;
  color: inherit;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  transition: padding-left 180ms ease, background-color 180ms ease;
}

.tier-toggle:hover {
  padding-left: 17px;
  background: var(--navy-2);
}

.tier-number {
  color: var(--grey);
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 760;
  line-height: 1;
}

.tier-name {
  padding-top: 5px;
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.035em;
}

.tier-summary {
  color: var(--body);
  font-size: 0.96rem;
}

.tier-plus {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 1.2rem;
  line-height: 1;
  text-align: center;
}

.tier-detail {
  margin: 0 46px 24px 124px;
  padding: 17px 20px;
  color: var(--white);
  background: var(--cyan-soft);
  border-left: 2px solid var(--cyan);
  font-size: 0.92rem;
}

.tier-active {
  background: var(--navy-2);
  border-left: 3px solid var(--orange);
}

.tier-active .tier-number,
.tier-active .tier-name {
  color: var(--orange);
}

.tier-active .tier-detail {
  background: var(--orange-soft);
  border-color: var(--orange);
}

.tier-muted {
  opacity: 0.55;
}

.boundary-note {
  max-width: 54ch;
  margin: 34px 0 0;
  color: var(--cyan);
  font-family: var(--display);
  font-size: clamp(1.2rem, 2.4vw, 1.65rem);
  line-height: 1.4;
}

/* Process */
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.step {
  min-width: 0;
  padding: 30px 25px 34px;
  background: var(--navy);
  border: 1px solid var(--line);
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
}

.step-gate {
  background: var(--orange-soft);
  border-color: rgba(255, 107, 26, 0.42);
}

.step-number {
  display: block;
  margin-bottom: 17px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
}

.step-gate .step-number {
  color: var(--orange);
}

.step h3 {
  font-size: 1.2rem;
}

.step p {
  margin-bottom: 0;
  font-size: 0.88rem;
}

.differentiation {
  margin-top: 70px;
  padding-top: 52px;
  border-top: 1px solid var(--line);
}

.differentiation-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.65fr);
  gap: 74px;
  align-items: end;
  margin-bottom: 34px;
}

.differentiation-heading h2,
.differentiation-heading p {
  margin-bottom: 0;
}

.differentiation-heading > p {
  color: var(--grey);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  gap: 18px;
  list-style: none;
}

.principle-grid li {
  min-width: 0;
  padding: 26px 24px 28px;
  grid-column: span 2;
  background: var(--navy);
  border: 1px solid var(--line);
}

.principle-grid li:nth-last-child(-n + 2) {
  grid-column: span 3;
}

.principle-grid span {
  display: block;
  margin-bottom: 15px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
}

.principle-grid h3 {
  font-size: 1.08rem;
}

.principle-grid p {
  margin-bottom: 0;
  color: var(--body);
  font-size: 0.88rem;
}

/* Greenfield proof */
.proof {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(130deg, rgba(0, 217, 245, 0.08), transparent 45%),
    var(--navy-3);
}

.proof::after {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 500px;
  height: 500px;
  content: "";
  border: 1px solid rgba(0, 217, 245, 0.12);
  border-radius: 50%;
}

.proof .wrap {
  position: relative;
  z-index: 1;
}

.proof-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 140px;
  gap: 60px;
  align-items: start;
}

.proof-intro p {
  max-width: 64ch;
  color: var(--body);
  font-size: 1.06rem;
}

.poc-runtime {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  margin: 32px 0 0;
  padding: 16px 18px;
  gap: 10px 20px;
  align-items: center;
  background: rgba(6, 15, 51, 0.58);
  border: 1px solid var(--line);
}

.poc-runtime > span {
  color: var(--orange);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.poc-runtime code {
  min-width: 0;
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.72rem;
  overflow-wrap: anywhere;
}

.poc-runtime small {
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.64rem;
  white-space: nowrap;
}

.proof-mark {
  display: grid;
  width: 120px;
  height: 120px;
  place-items: center;
  color: var(--cyan);
  border: 1px solid rgba(0, 217, 245, 0.42);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  line-height: 1.7;
  text-align: center;
  transform: rotate(45deg);
}

.proof-mark::first-line {
  color: var(--white);
}

.pipeline {
  display: flex;
  margin: 36px 0 46px;
  padding: 0;
  gap: 12px 0;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
}

.pipeline li {
  display: inline-flex;
  align-items: center;
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.69rem;
  white-space: nowrap;
}

.pipeline li:not(:last-child)::after {
  margin: 0 10px;
  color: var(--cyan);
  content: "→";
}

.pipeline-harness > span {
  display: grid;
  padding: 9px 12px;
  gap: 2px;
  background: var(--cyan-soft);
  border: 1px solid rgba(0, 217, 245, 0.48);
}

.pipeline-harness strong {
  color: var(--cyan);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
}

.pipeline-harness small {
  color: var(--grey);
  font-size: 0.58rem;
}

.pipeline-loop {
  color: var(--orange) !important;
}

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

.metrics article {
  min-width: 0;
  padding: 28px 25px;
  background: var(--navy);
}

.metrics strong {
  display: block;
  margin-bottom: 8px;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.1rem);
  line-height: 1;
}

.metrics span {
  display: block;
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.68rem;
  line-height: 1.55;
}

.proof-result {
  margin: 30px 0 0;
  padding-left: 21px;
  color: var(--white);
  border-left: 2px solid var(--cyan);
  font-family: var(--display);
  font-size: 1.15rem;
  text-wrap: balance;
}

.proof-detail {
  max-width: 78ch;
  margin: 18px 0 0;
  color: var(--body);
  font-size: 0.92rem;
}

.proof-scope {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 24px;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.proof-scope p {
  margin: 0;
  padding: 18px 20px;
  background: rgba(6, 15, 51, 0.68);
  font-size: 0.82rem;
}

.proof-scope strong,
.proof-scope span {
  display: block;
}

.proof-scope strong {
  margin-bottom: 7px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.67rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.transparency {
  max-width: 78ch;
  margin: 22px 0 0;
  color: var(--grey);
  font-size: 0.85rem;
}

.proof-evidence {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 48px;
}

.proof-evidence strong {
  font-size: clamp(1.65rem, 3vw, 2.55rem);
  overflow-wrap: anywhere;
}

.proof-actions {
  margin-top: 32px;
}

.technical-status {
  margin-top: 34px;
  background: rgba(6, 15, 51, 0.58);
  border: 1px solid var(--line);
}

.technical-status summary {
  padding: 18px 22px;
  color: var(--cyan);
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
}

.technical-status ul {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 8px 24px 24px 43px;
  gap: 10px 28px;
  color: var(--body);
  font-size: 0.82rem;
}

/* Products */
.products {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.product {
  display: flex;
  min-width: 0;
  padding: 34px 28px 30px;
  flex-direction: column;
  background: var(--navy-2);
  border: 1px solid var(--line);
  transition: border-color 180ms ease, transform 180ms ease;
}

.product:hover {
  border-color: var(--cyan);
  transform: translateY(-3px);
}

.product-name {
  margin-bottom: 12px;
  color: var(--cyan);
  font-family: var(--display);
  font-size: 0.88rem;
  font-weight: 760;
  letter-spacing: 0.1em;
}

.product h3 {
  font-size: 1.15rem;
}

.product > p:not(.product-name):not(.result) {
  font-size: 0.88rem;
}

.product .result {
  margin: auto 0 0;
  padding-top: 21px;
  color: var(--grey);
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
}

.product .result strong {
  color: var(--white);
}

/* Sovereignty */
.sovereignty {
  background: var(--navy-2);
}

.trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px 50px;
}

.trust-grid article {
  padding-top: 23px;
  border-top: 1px solid var(--line);
}

.trust-index {
  display: block;
  margin-bottom: 16px;
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
}

.trust-grid h3 {
  font-size: 1.12rem;
}

.trust-grid p {
  margin-bottom: 0;
  color: var(--body);
  font-size: 0.9rem;
}

.trust-escalation {
  grid-column: 1 / -1;
}

/* Brownfield and start */
.brownfield-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: 86px;
  align-items: start;
}

.brownfield-grid > div:last-child {
  padding-top: 38px;
}

.brownfield-grid > div:last-child p {
  color: var(--body);
}

.brownfield-grid > div:last-child p:last-child {
  margin-bottom: 0;
  color: var(--grey);
}

.start-flow {
  margin: 48px 0 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.start-flow li {
  display: grid;
  grid-template-columns: 92px 1fr;
  padding: 22px 0;
  gap: 30px;
  border-bottom: 1px solid var(--line);
}

.start-flow > li > span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
}

.start-flow strong {
  display: block;
  margin-bottom: 5px;
  color: var(--white);
  font-family: var(--display);
  font-size: 1.02rem;
}

.start-flow p {
  max-width: 70ch;
  margin-bottom: 0;
  color: var(--body);
  font-size: 0.9rem;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.52fr) minmax(0, 1.35fr);
  gap: 78px;
  align-items: start;
}

.about-label {
  position: relative;
  display: flex;
  min-height: 250px;
  padding: 28px;
  flex-direction: column;
  justify-content: flex-end;
  background:
    linear-gradient(145deg, rgba(0, 217, 245, 0.12), transparent 56%),
    var(--navy-2);
  border: 1px solid var(--line);
  clip-path: polygon(26px 0, 100% 0, 100% calc(100% - 26px), calc(100% - 26px) 100%, 0 100%, 0 26px);
}

.about-label::before {
  position: absolute;
  top: 28px;
  left: 28px;
  width: 56px;
  height: 56px;
  content: "";
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
}

.about-label span {
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.about-label strong {
  margin-top: 6px;
  color: var(--white);
  font-family: var(--display);
  font-size: 1.28rem;
}

.about .text-link {
  margin-top: 15px;
}

.origin {
  max-width: 64ch;
  margin: 31px 0 0;
  padding-top: 23px;
  color: var(--grey);
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
}

.origin em {
  color: var(--white);
  font-style: normal;
}

/* FAQ */
.faq {
  margin-top: 46px;
  border-top: 1px solid var(--line);
}

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

.faq-question {
  display: grid;
  grid-template-columns: 1fr 28px;
  width: 100%;
  padding: 23px 4px 23px 0;
  gap: 24px;
  color: var(--white);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-family: var(--display);
  font-size: 1.02rem;
  font-weight: 650;
  text-align: left;
  transition: color 160ms ease;
}

.faq-question:hover {
  color: var(--cyan);
}

.faq-question span {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 1.3rem;
  font-weight: 400;
  text-align: center;
}

.faq-answer {
  max-width: 78ch;
  padding: 0 60px 25px 0;
  color: var(--body);
  font-size: 0.92rem;
}

/* CTA */
.cta {
  text-align: center;
  background:
    radial-gradient(circle at 50% 0, rgba(0, 217, 245, 0.1), transparent 32rem),
    var(--navy);
}

.cta h2 {
  max-width: 21ch;
  margin: 0 auto 34px;
}

.cta > .wrap > p:last-child {
  margin: 20px 0 0;
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
}

/* Footer */
.site-footer {
  padding: 42px 0 54px;
  color: var(--grey);
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 30px;
  align-items: center;
}

.footer-grid > div img {
  width: 225px;
  height: auto;
  margin-bottom: 10px;
  opacity: 0.88;
}

.footer-grid span,
.footer-grid p,
.footer-grid a {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.035em;
}

.footer-grid p {
  margin-bottom: 0;
}

.footer-grid nav {
  display: flex;
  gap: 22px;
}

.footer-grid a {
  color: var(--grey);
  text-decoration: none;
}

.footer-grid a:hover {
  color: var(--cyan);
}

/* Loop indicator */
.loop-indicator {
  position: fixed;
  right: 24px;
  bottom: 22px;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 74px auto;
  gap: 8px;
  align-items: center;
  padding: 7px 10px;
  color: var(--grey);
  background: rgba(6, 15, 51, 0.82);
  border: 1px solid var(--line);
  opacity: 0;
  pointer-events: none;
  transition: opacity 240ms ease;
}

.loop-indicator.is-visible {
  opacity: 1;
}

.loop-indicator > span:not(.loop-line) {
  font-family: var(--mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.loop-machine {
  color: var(--cyan);
}

.loop-human {
  color: var(--orange);
}

.loop-line {
  position: relative;
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--cyan), var(--orange));
}

.loop-line i {
  position: absolute;
  top: -3px;
  left: 0;
  width: 7px;
  height: 7px;
  background: var(--cyan);
  border-radius: 50%;
  transform: translateX(-50%);
}

@media (max-width: 1020px) {
  .steps {
    grid-template-columns: 1fr 1fr;
  }

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

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

  .principle-grid li,
  .principle-grid li:nth-last-child(-n + 2) {
    grid-column: auto;
  }

  .principle-grid li:last-child {
    grid-column: 1 / -1;
  }

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

  .technical-status ul {
    grid-template-columns: 1fr 1fr;
  }

  .poc-runtime {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .poc-runtime small {
    grid-column: 2;
    white-space: normal;
  }
}

@media (max-width: 880px) {
  .section {
    padding: 88px 0;
  }

  .brand {
    width: 230px;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: calc(100% - 1px);
    right: 0;
    left: 0;
    display: grid;
    padding: 12px 28px 22px;
    gap: 0;
    background: var(--navy);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

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

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

  .site-nav a,
  .site-nav button {
    padding: 11px 2px;
    border-bottom: 1px solid var(--line);
  }

  .site-nav .nav-cta {
    margin-top: 10px;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding-top: 80px;
  }

  .section-heading,
  .audience-grid,
  .differentiation-heading,
  .brownfield-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .brownfield-grid > div:last-child {
    padding-top: 0;
  }

  .tier-toggle {
    grid-template-columns: 72px minmax(150px, 0.7fr) minmax(0, 1fr) 24px;
    gap: 16px;
  }

  .tier-detail {
    margin-left: 94px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .about-label {
    min-height: 210px;
    max-width: 330px;
  }

  .loop-indicator {
    display: none;
  }
}

/* Contact dialog */
.contact-dialog {
  width: min(calc(100% - 32px), 760px);
  max-height: calc(100vh - 32px);
  margin: auto;
  padding: 0;
  overflow-y: auto;
  color: var(--body);
  background: var(--navy-2);
  border: 1px solid rgba(0, 217, 245, 0.45);
  box-shadow: var(--shadow);
}

.contact-dialog::backdrop {
  background: rgba(1, 6, 25, 0.8);
  backdrop-filter: blur(5px);
}

.contact-dialog-shell {
  position: relative;
  padding: clamp(28px, 4vw, 38px);
}

.contact-dialog h2 {
  max-width: none;
  margin-bottom: 12px;
  font-size: clamp(2rem, 4vw, 2.7rem);
}

.contact-dialog-close {
  position: absolute;
  top: 16px;
  right: 16px;
  display: grid;
  width: 42px;
  height: 42px;
  padding: 0;
  place-items: center;
  color: var(--body);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 1.6rem;
  line-height: 1;
}

.contact-dialog-close:hover {
  color: var(--navy);
  background: var(--cyan);
  border-color: var(--cyan);
}

.contact-form {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.contact-form[hidden],
.form-status[hidden],
.contact-submission-summary[hidden] {
  display: none;
}

.contact-fields-primary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.contact-field {
  display: grid;
  gap: 7px;
}

.contact-field label {
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.contact-field label span {
  color: var(--grey);
  text-transform: none;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  padding: 12px 14px;
  resize: vertical;
  color: var(--white);
  background: rgba(6, 15, 51, 0.74);
  border: 1px solid var(--line);
  border-radius: 0;
  font: inherit;
}

.contact-field textarea {
  min-height: 120px;
}

.contact-field input:focus,
.contact-field textarea:focus {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-color: var(--cyan);
}

.contact-form .button {
  justify-self: start;
}

.form-privacy,
.form-status {
  margin: 0;
  color: var(--grey);
  font-size: 0.82rem;
}

.form-privacy a {
  color: var(--cyan);
}

.form-status.is-success {
  max-width: 38rem;
  margin: 36px auto 0;
  padding: 16px 18px;
  color: var(--white);
  background: var(--cyan-soft);
  border-left: 2px solid var(--cyan);
}

.contact-dialog.is-confirmed .contact-dialog-intro {
  display: none;
}

.contact-dialog.is-confirmed .contact-dialog-shell {
  display: flex;
  min-height: 300px;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.contact-dialog.is-confirmed .form-status.is-success {
  width: 100%;
  margin: 0;
}

.contact-dialog.is-confirmed .contact-dialog-close {
  top: 16px;
  right: 16px;
}

.contact-submission-summary {
  width: 100%;
  padding-top: 18px;
  color: var(--grey);
  border-top: 1px solid var(--line);
  font-size: 0.76rem;
}

.contact-submission-summary > p {
  margin-bottom: 12px;
  color: var(--body);
  font-family: var(--mono);
  font-size: 0.67rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-submission-summary dl {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  gap: 14px 20px;
}

.contact-submission-summary dl > div {
  min-width: 0;
}

.contact-submission-summary dt {
  color: var(--grey);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.contact-submission-summary dd {
  margin: 3px 0 0;
  color: var(--body);
  overflow-wrap: anywhere;
}

.contact-submission-summary .contact-summary-message {
  grid-column: 1 / -1;
}

.contact-summary-message dd {
  white-space: pre-wrap;
}

.form-status.is-error {
  padding: 16px 18px;
  color: var(--white);
  background: var(--orange-soft);
  border-left: 2px solid var(--orange);
}

@media (max-width: 620px) {
  .contact-dialog-shell {
    padding: 28px 22px 24px;
  }

  .contact-dialog h2 {
    padding-right: 36px;
  }

  .contact-form .button {
    width: 100%;
  }

  .contact-fields-primary {
    grid-template-columns: 1fr;
  }

  .contact-submission-summary dl {
    grid-template-columns: 1fr;
  }

  .contact-submission-summary .contact-summary-message {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 16px;
  }

  .wrap {
    width: min(100% - 32px, var(--max-width));
  }

  .section {
    padding: 72px 0;
  }

  .audience-intro {
    padding: 52px 0;
  }

  .nav-shell {
    min-height: 66px;
  }

  .brand {
    width: min(205px, 65vw);
  }

  .hero {
    padding: 66px 0 58px;
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.25rem, 10.5vw, 3.75rem);
  }

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

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

  .hero-actions .text-link {
    justify-content: center;
  }

  .level-claim {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .level-claim > div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .level-claim p {
    text-align: left;
  }

  .tier-toggle {
    grid-template-columns: 60px 1fr 24px;
    padding: 22px 8px 22px 2px;
    gap: 13px;
  }

  .tier-number {
    grid-row: 1 / span 2;
  }

  .tier-name {
    grid-column: 2;
  }

  .tier-summary {
    grid-column: 2 / -1;
  }

  .tier-plus {
    grid-column: 3;
    grid-row: 1;
  }

  .tier-detail {
    margin: 0 10px 20px 62px;
  }

  .steps,
  .metrics,
  .trust-grid,
  .principle-grid {
    grid-template-columns: 1fr;
  }

  .principle-grid li:last-child,
  .trust-escalation {
    grid-column: auto;
  }

  .proof-intro {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .poc-runtime {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .poc-runtime small {
    grid-column: auto;
  }

  .proof-mark {
    display: none;
  }

  .pipeline {
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    padding-left: 18px;
    border-left: 1px solid var(--cyan);
  }

  .pipeline li {
    padding: 6px 0;
    white-space: normal;
  }

  .pipeline-harness > span {
    width: 100%;
  }

  .pipeline li:not(:last-child)::after {
    display: none;
  }

  .technical-status ul {
    grid-template-columns: 1fr;
  }

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

  .start-flow li {
    grid-template-columns: 48px 1fr;
    gap: 14px;
  }

  .faq-question {
    font-size: 0.96rem;
  }

  .faq-answer {
    padding-right: 20px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
}

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

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

/* Legal pages */
.legal-nav {
  display: flex;
  min-height: 72px;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
}

.legal-home {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: var(--white);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.05em;
  text-decoration: none;
}

.legal-home span {
  color: var(--orange);
}

.legal-hero {
  padding: clamp(78px, 11vw, 144px) 0 clamp(60px, 9vw, 108px);
  background:
    radial-gradient(circle at 78% 0%, rgba(0, 217, 245, 0.14), transparent 36%),
    linear-gradient(135deg, var(--navy-2), var(--navy));
  border-bottom: 1px solid var(--line);
}

.legal-shell {
  max-width: 900px;
}

.legal-hero h1 {
  max-width: none;
  margin-bottom: 18px;
  font-size: clamp(2.7rem, 6vw, 4.8rem);
}

.legal-intro {
  max-width: 64ch;
  margin-bottom: 0;
  color: var(--body);
  font-size: 1.08rem;
}

.legal-content {
  padding: clamp(54px, 8vw, 98px) 0 clamp(76px, 10vw, 126px);
}

.legal-stack {
  display: grid;
  gap: 20px;
}

.legal-card {
  padding: clamp(26px, 4vw, 42px);
  background: var(--navy-2);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow-wrap: anywhere;
}

.legal-card h2 {
  margin-bottom: 20px;
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
}

.legal-card p:last-child,
.legal-card dl:last-child,
.legal-card address:last-child {
  margin-bottom: 0;
}

.legal-card a {
  color: var(--cyan);
  text-decoration-color: rgba(0, 217, 245, 0.6);
  text-underline-offset: 4px;
}

.legal-card code {
  padding: 0.1em 0.34em;
  color: var(--cyan);
  background: rgba(0, 217, 245, 0.09);
  font-family: var(--mono);
  font-size: 0.86em;
}

.legal-address {
  margin: 0;
  color: var(--body);
  font-style: normal;
}

.legal-address strong {
  color: var(--white);
}

.legal-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 30px;
  margin: 0;
}

.legal-facts > div {
  min-width: 0;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.legal-facts dt {
  margin-bottom: 6px;
  color: var(--orange);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.legal-facts dd {
  margin: 0;
  color: var(--body);
}

.legal-callout {
  margin: 24px 0 0;
  padding: 16px 18px;
  color: var(--white);
  background: var(--orange-soft);
  border-left: 2px solid var(--orange);
}

@media (max-width: 680px) {
  .legal-nav {
    min-height: 66px;
    gap: 14px;
    flex-wrap: wrap;
    padding: 12px 0;
  }

  .legal-home {
    margin-left: auto;
    font-size: 0.68rem;
  }

  .legal-facts {
    grid-template-columns: 1fr;
  }
}