@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=IBM+Plex+Mono:wght@400;500&family=Syne:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #111214;
  --ink-soft: #1a1d20;
  --paper: #f6f2e9;
  --paper-deep: #ebe4d6;
  --paper-light: #fbf9f4;
  --accent: #db633c;
  --accent-bright: #ef7750;
  --accent-pale: #f2d5c7;
  --sage: #a9b59d;
  --muted: #77766f;
  --line: rgba(17, 18, 20, 0.14);
  --line-light: rgba(246, 242, 233, 0.14);
  --display: 'DM Serif Display', Georgia, serif;
  --sans: 'Syne', Arial, sans-serif;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
  --container: 1320px;
  --shadow: 0 22px 60px rgba(17, 18, 20, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body,
button,
input,
select,
textarea {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

a {
  color: inherit;
}

button {
  cursor: pointer;
}

svg {
  display: block;
}

::selection {
  background: var(--accent);
  color: var(--paper-light);
}

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

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  transform: translateY(-180%);
  padding: 0.75rem 1rem;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-decoration: none;
}

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

.container {
  width: min(var(--container), calc(100% - 4rem));
  margin: 0 auto;
}

.narrow-container {
  width: min(920px, calc(100% - 4rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(246, 242, 233, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.04em;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: block;
  flex: 0 0 auto;
  background-color: currentColor;
  font-size: 0;
  -webkit-mask: url('/assets/brand/andura-mark.svg') center / contain no-repeat;
  mask: url('/assets/brand/andura-mark.svg') center / contain no-repeat;
}

.brand strong {
  font-weight: 500;
}

.brand em {
  color: var(--accent);
  font-style: normal;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  position: relative;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 180ms ease;
}

.nav-link::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.45rem;
  height: 1px;
  background: var(--accent);
  content: '';
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.nav-link:hover,
.nav-link[aria-current='page'] {
  color: var(--ink);
}

.nav-link:hover::after,
.nav-link[aria-current='page']::after {
  transform: scaleX(1);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  border: 1px solid transparent;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.nav-cta {
  padding: 0.78rem 1rem;
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.nav-cta:hover,
.button-dark:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--paper-light);
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  background: transparent;
}

.nav-toggle svg {
  width: 20px;
  height: 20px;
}

.mobile-nav {
  display: none;
  visibility: hidden;
}

.button {
  min-height: 49px;
  padding: 0.9rem 1.35rem;
}

.button-dark {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.button-accent {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--paper-light);
}

.button-accent:hover {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-2px);
}

.button-light {
  border-color: rgba(246, 242, 233, 0.35);
  background: transparent;
  color: var(--paper);
}

.button-light:hover {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-2px);
}

.button-text {
  min-height: auto;
  padding: 0.2rem 0;
  border-bottom: 1px solid currentColor;
  color: var(--ink);
  justify-content: flex-start;
}

.button-text:hover {
  color: var(--accent);
}

.arrow {
  display: inline-block;
  font-size: 1.1em;
  transition: transform 180ms ease;
}

.button:hover .arrow,
.button-text:hover .arrow {
  transform: translateX(4px);
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding: 9rem 0 7rem;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.page-hero::after {
  position: absolute;
  right: -12rem;
  bottom: -18rem;
  width: 38rem;
  height: 38rem;
  border: 1px solid rgba(219, 99, 60, 0.22);
  border-radius: 50%;
  content: '';
  box-shadow: 0 0 0 3.4rem rgba(219, 99, 60, 0.03), 0 0 0 7rem rgba(219, 99, 60, 0.02);
  pointer-events: none;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.page-hero h1 {
  max-width: 900px;
  margin: 1.25rem 0 1.5rem;
  font-family: var(--display);
  font-size: clamp(3.6rem, 8vw, 7.5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.96;
}

.page-hero h1 em,
.display-heading em,
.hero h1 em {
  color: var(--accent);
  font-style: italic;
}

.page-hero p:not(.eyebrow) {
  max-width: 660px;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.75;
}

.eyebrow,
.section-label,
.card-kicker {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.17em;
  line-height: 1.4;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.eyebrow::before {
  width: 2rem;
  height: 1px;
  background: currentColor;
  content: '';
}

.section-label {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--muted);
}

.section-label::after {
  width: min(180px, 18vw);
  height: 1px;
  background: var(--line);
  content: '';
}

.section-label-light {
  color: rgba(246, 242, 233, 0.55);
}

.section-label-light::after {
  background: var(--line-light);
}

.hero {
  position: relative;
  min-height: calc(100svh - 82px);
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 7rem 0 6rem;
  border-bottom: 1px solid var(--line);
}

.hero::before {
  position: absolute;
  top: -20rem;
  left: 36%;
  width: 50rem;
  height: 50rem;
  border: 1px solid rgba(17, 18, 20, 0.06);
  border-radius: 50%;
  box-shadow: 0 0 0 4.5rem rgba(17, 18, 20, 0.018), 0 0 0 9rem rgba(17, 18, 20, 0.014);
  content: '';
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(410px, 0.98fr);
  align-items: center;
  gap: clamp(4rem, 8vw, 9rem);
}

.hero h1 {
  max-width: 770px;
  margin: 1.4rem 0 1.7rem;
  font-family: var(--display);
  font-size: clamp(4.2rem, 7.5vw, 8.1rem);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.91;
}

.hero-copy {
  max-width: 560px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-top: 2.25rem;
}

.hero-note {
  display: flex;
  flex-wrap: wrap;
  gap: 1.3rem;
  margin-top: 3.6rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-note span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-note span::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  content: '';
}

.system-card {
  position: relative;
  min-height: 520px;
  padding: 1.4rem;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  box-shadow: var(--shadow);
}

.system-card::before {
  position: absolute;
  top: -14rem;
  right: -10rem;
  width: 28rem;
  height: 28rem;
  border: 1px solid rgba(239, 119, 80, 0.35);
  border-radius: 50%;
  box-shadow: 0 0 0 3rem rgba(239, 119, 80, 0.07), 0 0 0 6rem rgba(239, 119, 80, 0.04);
  content: '';
}

.system-card > * {
  position: relative;
  z-index: 1;
}

.system-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-light);
  color: rgba(246, 242, 233, 0.54);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.system-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-bright);
}

.system-status::before {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-bright);
  box-shadow: 0 0 0 4px rgba(239, 119, 80, 0.13);
  content: '';
}

.system-title {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  padding: 2.1rem 0 1.4rem;
}

.system-title h2 {
  max-width: 300px;
  font-family: var(--display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.system-title p {
  max-width: 120px;
  color: rgba(246, 242, 233, 0.45);
  font-family: var(--mono);
  font-size: 0.62rem;
  line-height: 1.5;
  text-align: right;
  text-transform: uppercase;
}

.system-screen {
  min-height: 275px;
  padding: 1rem;
  border: 1px solid var(--line-light);
  background: rgba(246, 242, 233, 0.045);
}

.screen-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  color: rgba(246, 242, 233, 0.42);
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.screen-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0.7rem;
}

.screen-panel {
  min-height: 160px;
  padding: 0.8rem;
  border: 1px solid rgba(246, 242, 233, 0.1);
  background: rgba(246, 242, 233, 0.035);
}

.screen-panel.tall {
  grid-row: span 2;
}

.screen-panel-label {
  margin-bottom: 0.9rem;
  color: rgba(246, 242, 233, 0.45);
  font-family: var(--mono);
  font-size: 0.57rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.screen-lines {
  display: grid;
  gap: 0.7rem;
}

.screen-lines span {
  display: block;
  width: var(--line-width, 82%);
  height: 6px;
  background: rgba(246, 242, 233, 0.16);
}

.screen-lines span:nth-child(2) {
  --line-width: 58%;
  background: rgba(239, 119, 80, 0.55);
}

.screen-lines span:nth-child(3) {
  --line-width: 72%;
}

.screen-node-list {
  display: grid;
  gap: 0.55rem;
}

.screen-node {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(246, 242, 233, 0.65);
  font-family: var(--mono);
  font-size: 0.56rem;
}

.screen-node::before {
  width: 8px;
  height: 8px;
  border: 1px solid var(--accent-bright);
  border-radius: 50%;
  background: rgba(239, 119, 80, 0.2);
  content: '';
}

.screen-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 0.7rem;
  background: var(--line-light);
}

.screen-metric {
  padding: 0.8rem;
  background: rgba(246, 242, 233, 0.035);
}

.screen-metric strong {
  display: block;
  color: var(--paper);
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1;
}

.screen-metric span {
  display: block;
  margin-top: 0.3rem;
  color: rgba(246, 242, 233, 0.4);
  font-family: var(--mono);
  font-size: 0.5rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.system-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.3rem;
  color: rgba(246, 242, 233, 0.46);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.system-footer strong {
  color: var(--accent-bright);
  font-weight: 500;
}

.signal-band {
  border-bottom: 1px solid var(--line);
  background: var(--paper-deep);
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.signal-item {
  min-height: 122px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.3rem;
  padding: 1.3rem 2rem;
  border-right: 1px solid var(--line);
}

.signal-item:last-child {
  border-right: 0;
}

.signal-item strong {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.1;
}

.signal-item span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section {
  padding: 7.5rem 0;
  border-bottom: 1px solid var(--line);
}

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

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

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 4rem;
}

.section-head-copy {
  max-width: 720px;
}

.display-heading {
  max-width: 750px;
  margin-top: 1.2rem;
  font-family: var(--display);
  font-size: clamp(2.8rem, 5vw, 5.5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.section-intro {
  max-width: 480px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.75;
}

.section-ink .section-intro {
  color: rgba(246, 242, 233, 0.55);
}

.section-head .button-text {
  flex: 0 0 auto;
}

.section-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 2rem;
}

.section-ink .button-text {
  color: var(--paper);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
}

.service-card {
  min-height: 360px;
  display: flex;
  flex-direction: column;
  padding: 2rem;
  background: var(--paper);
  transition: background 180ms ease;
}

.service-card:hover {
  background: var(--paper-light);
}

.service-card .card-kicker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
}

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

.service-glyph {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  margin: 2.6rem 0 1.5rem;
  border: 1px solid var(--line);
  color: var(--accent);
}

.service-glyph svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  max-width: 240px;
  margin-bottom: 0.75rem;
  font-size: 1.12rem;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.service-card p {
  margin-top: auto;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.7;
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.audience-card {
  position: relative;
  min-height: 290px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 2rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.audience-card:nth-child(2) {
  background: var(--accent-pale);
}

.audience-card:nth-child(3) {
  background: var(--ink);
  color: var(--paper);
}

.audience-card h3 {
  max-width: 240px;
  margin-top: 2.7rem;
  font-family: var(--display);
  font-size: 2.35rem;
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.audience-card p {
  max-width: 320px;
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.65;
}

.audience-card:nth-child(3) p {
  color: rgba(246, 242, 233, 0.56);
}

.audience-card .card-kicker {
  color: var(--accent);
}

.process-preview {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  gap: 5rem;
}

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

.process-row {
  display: grid;
  grid-template-columns: 90px minmax(130px, 0.5fr) 1fr;
  gap: 1.25rem;
  align-items: start;
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line-light);
}

.process-row-number {
  color: var(--accent-bright);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
}

.process-row h3 {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.process-row p {
  color: rgba(246, 242, 233, 0.5);
  font-size: 0.83rem;
  line-height: 1.65;
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.lab-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  border: 1px solid var(--line);
  background: var(--paper);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.lab-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-5px);
}

.lab-card-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 1.5rem;
}

.lab-card h3 {
  margin: 1.2rem 0 0.65rem;
  font-family: var(--display);
  font-size: 2rem;
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.lab-card p {
  margin-bottom: 1.5rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.65;
}

.lab-card .button-text {
  margin-top: auto;
  align-self: flex-start;
}

.lab-visual {
  min-height: 230px;
  padding: 1rem;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.lab-visual.sage {
  background: var(--sage);
  color: var(--ink);
}

.lab-visual.orange {
  background: var(--accent);
  color: var(--paper-light);
}

.lab-visual.violet {
  background: #574c78;
  color: var(--paper-light);
}

.lab-visual.blue {
  background: #38566a;
  color: var(--paper-light);
}

.lab-visual.sand {
  background: #b48763;
  color: var(--paper-light);
}

.mock-window {
  height: 100%;
  min-height: 198px;
  padding: 0.75rem;
  border: 1px solid rgba(246, 242, 233, 0.22);
  background: rgba(246, 242, 233, 0.06);
}

.lab-visual.sage .mock-window,
.lab-visual.orange .mock-window,
.lab-visual.violet .mock-window,
.lab-visual.blue .mock-window,
.lab-visual.sand .mock-window {
  border-color: rgba(17, 18, 20, 0.2);
  background: rgba(17, 18, 20, 0.08);
}

.mock-window-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.7rem;
  border-bottom: 1px solid rgba(246, 242, 233, 0.16);
  font-family: var(--mono);
  font-size: 0.52rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lab-visual.sage .mock-window-top,
.lab-visual.orange .mock-window-top,
.lab-visual.violet .mock-window-top,
.lab-visual.blue .mock-window-top,
.lab-visual.sand .mock-window-top {
  border-color: rgba(17, 18, 20, 0.16);
}

.mock-body {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 0.65rem;
  padding-top: 0.8rem;
}

.mock-sidebar,
.mock-content {
  display: grid;
  gap: 0.5rem;
}

.mock-sidebar span,
.mock-content span {
  height: 9px;
  display: block;
  background: rgba(246, 242, 233, 0.2);
}

.mock-sidebar span:nth-child(2) {
  width: 75%;
}

.mock-sidebar span:nth-child(3) {
  width: 58%;
}

.mock-content span:nth-child(1) {
  width: 45%;
  height: 18px;
  background: rgba(246, 242, 233, 0.46);
}

.mock-content span:nth-child(2) {
  width: 86%;
}

.mock-content span:nth-child(3) {
  width: 70%;
}

.mock-content span:nth-child(4) {
  width: 100%;
  height: 62px;
  margin-top: 0.3rem;
  border: 1px solid rgba(246, 242, 233, 0.18);
  background: transparent;
}

.lab-visual.sage .mock-sidebar span,
.lab-visual.sage .mock-content span,
.lab-visual.orange .mock-sidebar span,
.lab-visual.orange .mock-content span,
.lab-visual.violet .mock-sidebar span,
.lab-visual.violet .mock-content span,
.lab-visual.blue .mock-sidebar span,
.lab-visual.blue .mock-content span,
.lab-visual.sand .mock-sidebar span,
.lab-visual.sand .mock-content span {
  background: rgba(17, 18, 20, 0.2);
}

.lab-visual.sage .mock-content span:nth-child(4),
.lab-visual.orange .mock-content span:nth-child(4),
.lab-visual.violet .mock-content span:nth-child(4),
.lab-visual.blue .mock-content span:nth-child(4),
.lab-visual.sand .mock-content span:nth-child(4) {
  border-color: rgba(17, 18, 20, 0.18);
  background: transparent;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.product-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.55rem;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.56rem;
  letter-spacing: 0.06em;
  line-height: 1.2;
  text-transform: uppercase;
  white-space: nowrap;
}

.product-status::before {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  content: '';
}

.product-status.live {
  border-color: rgba(62, 114, 80, 0.25);
  color: #3e7250;
}

.product-status.public {
  border-color: rgba(55, 92, 116, 0.25);
  color: #385c74;
}

.product-status.building {
  border-color: rgba(219, 99, 60, 0.25);
  color: var(--accent);
}

.product-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: auto;
}

.product-upcoming {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
}

.principle-card {
  min-height: 210px;
  padding: 1.75rem;
  background: var(--paper);
}

.principle-card strong {
  display: block;
  margin: 2.8rem 0 0.7rem;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.principle-card p {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.65;
}

.founder-layout {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: clamp(3rem, 9vw, 10rem);
  align-items: center;
}

.founder-portrait {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.founder-portrait::before,
.founder-portrait::after {
  position: absolute;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(239, 119, 80, 0.4);
  border-radius: 50%;
  content: '';
}

.founder-portrait::before {
  transform: translate(-18%, -12%);
}

.founder-portrait::after {
  transform: translate(18%, 12%);
}

.founder-initials {
  position: relative;
  z-index: 1;
  font-family: var(--display);
  font-size: 8rem;
  letter-spacing: -0.08em;
  line-height: 1;
}

.founder-location {
  position: absolute;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 1;
  color: rgba(246, 242, 233, 0.48);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.founder-copy h2 {
  max-width: 650px;
  margin: 1.2rem 0 1.5rem;
  font-family: var(--display);
  font-size: clamp(2.8rem, 5vw, 5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.founder-copy > p:not(.eyebrow) {
  max-width: 600px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.founder-signoff {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-top: 2rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.founder-signoff::before {
  width: 2rem;
  height: 1px;
  background: var(--accent);
  content: '';
}

.faq-list {
  max-width: 940px;
  margin: 0 auto;
  border-top: 1px solid var(--line);
}

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

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.45rem 0;
  border: 0;
  background: transparent;
  text-align: left;
}

.faq-question span:first-child {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.faq-icon {
  position: relative;
  flex: 0 0 auto;
  width: 22px;
  height: 22px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.faq-icon::before,
.faq-icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 1px;
  background: var(--ink);
  content: '';
  transform: translate(-50%, -50%);
  transition: transform 180ms ease;
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-question[aria-expanded='true'] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(0);
}

.faq-answer {
  max-width: 700px;
  padding: 0 3rem 1.5rem 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.faq-answer[hidden] {
  display: none;
}

.cta-section {
  position: relative;
  overflow: hidden;
  padding: 8rem 0;
  background: var(--accent);
  color: var(--paper-light);
  text-align: center;
}

.cta-section::before,
.cta-section::after {
  position: absolute;
  width: 35rem;
  height: 35rem;
  border: 1px solid rgba(246, 242, 233, 0.25);
  border-radius: 50%;
  content: '';
  pointer-events: none;
}

.cta-section::before {
  top: -24rem;
  left: -13rem;
}

.cta-section::after {
  right: -15rem;
  bottom: -26rem;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.cta-content .eyebrow {
  color: var(--paper-light);
}

.cta-content h2 {
  margin: 1.2rem auto 1.25rem;
  font-family: var(--display);
  font-size: clamp(3rem, 6vw, 6rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.cta-content p:not(.eyebrow) {
  max-width: 510px;
  margin: 0 auto;
  color: rgba(246, 242, 233, 0.78);
  font-size: 1rem;
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.25rem;
}

.site-footer {
  padding: 4rem 0 2rem;
  background: var(--ink);
  color: var(--paper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
  gap: 2rem;
  padding-bottom: 4rem;
}

.footer-brand p {
  max-width: 300px;
  margin-top: 1.25rem;
  color: rgba(246, 242, 233, 0.48);
  font-size: 0.8rem;
  line-height: 1.7;
}

.footer-brand .brand {
  color: var(--paper);
}

.footer-heading {
  margin-bottom: 1.1rem;
  color: rgba(246, 242, 233, 0.42);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.footer-links {
  display: grid;
  gap: 0.65rem;
  list-style: none;
}

.footer-links a,
.footer-email {
  color: rgba(246, 242, 233, 0.8);
  font-size: 0.82rem;
  text-decoration: none;
  transition: color 180ms ease;
}

.footer-links a:hover,
.footer-email:hover {
  color: var(--accent-bright);
}

.footer-email {
  display: inline-block;
  margin-bottom: 0.85rem;
  font-family: var(--mono);
  font-size: 0.72rem;
}

.footer-location {
  color: rgba(246, 242, 233, 0.45);
  font-size: 0.76rem;
  line-height: 1.6;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-light);
  color: rgba(246, 242, 233, 0.35);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.05em;
}

.footer-bottom a {
  color: inherit;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--paper);
}

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

.detail-card {
  color: var(--ink);
  padding: 2.3rem;
  border: 1px solid var(--line);
  background: var(--paper);
}

.detail-card:nth-child(2) {
  background: var(--accent-pale);
}

.detail-card h3 {
  margin: 2.7rem 0 0.8rem;
  font-family: var(--display);
  font-size: 2.5rem;
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.detail-card p {
  max-width: 450px;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.7;
}

.detail-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 1.6rem;
  list-style: none;
}

.detail-list li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.67rem;
}

.detail-list li::before {
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--accent);
  content: '';
}

.timeline {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px minmax(220px, 0.7fr) 1fr;
  gap: 2rem;
  padding: 2.2rem 0;
  border-bottom: 1px solid var(--line);
}

.timeline-num {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
}

.timeline-item h3 {
  font-family: var(--display);
  font-size: 2.35rem;
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.timeline-item p {
  max-width: 480px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.75;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.contact-copy h2 {
  max-width: 520px;
  margin: 1.2rem 0 1.25rem;
  font-family: var(--display);
  font-size: clamp(3rem, 5vw, 5.5rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.contact-copy > p:not(.eyebrow) {
  max-width: 430px;
  color: var(--muted);
  line-height: 1.75;
}

.contact-options {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
}

.contact-option {
  padding: 1.1rem 0;
  border-top: 1px solid var(--line);
}

.contact-option:last-child {
  border-bottom: 1px solid var(--line);
}

.contact-option span {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-option a {
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.55rem;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.contact-option a:hover {
  color: var(--accent);
}

.contact-form {
  padding: 2rem;
  border: 1px solid var(--line);
  background: var(--paper-light);
}

.form-intro {
  margin-bottom: 1.7rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

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

.field {
  display: grid;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.field label {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.61rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  outline: 0;
  background: var(--paper);
  padding: 0.85rem 0.9rem;
  font-size: 0.85rem;
  transition: border-color 180ms ease, background 180ms ease;
}

.field textarea {
  min-height: 145px;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--accent);
  background: var(--paper-light);
}

.form-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.form-status {
  min-height: 1.4em;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.62rem;
  line-height: 1.5;
}

.form-status.is-success {
  color: #3e7250;
}

.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.content-callout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem;
  background: var(--ink);
  color: var(--paper);
}

.content-callout h2 {
  max-width: 500px;
  font-family: var(--display);
  font-size: clamp(2.6rem, 4vw, 4.4rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}

.content-callout p {
  max-width: 450px;
  margin-bottom: 1.7rem;
  color: rgba(246, 242, 233, 0.56);
  font-size: 0.9rem;
  line-height: 1.75;
}

.product-hero {
  position: relative;
  overflow: hidden;
  padding: 7.5rem 0 6rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}

.product-hero::after {
  position: absolute;
  right: -12rem;
  bottom: -20rem;
  width: 38rem;
  height: 38rem;
  border: 1px solid rgba(219, 99, 60, 0.2);
  border-radius: 50%;
  box-shadow: 0 0 0 3rem rgba(219, 99, 60, 0.03), 0 0 0 6rem rgba(219, 99, 60, 0.02);
  content: '';
  pointer-events: none;
}

.product-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
}

.product-hero-copy h1 {
  max-width: 700px;
  margin: 1.25rem 0 1.5rem;
  font-family: var(--display);
  font-size: clamp(3.7rem, 7vw, 7rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.92;
}

.product-hero-copy h1 em {
  color: var(--accent);
  font-style: italic;
}

.product-hero-copy > p:not(.eyebrow) {
  max-width: 620px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.product-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.product-specimen {
  position: relative;
  min-height: 430px;
  padding: 1.25rem;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
}

.product-specimen.sage {
  background: var(--sage);
  color: var(--ink);
}

.product-specimen.orange {
  background: var(--accent);
  color: var(--paper-light);
}

.product-specimen::before,
.product-specimen::after {
  position: absolute;
  width: 18rem;
  height: 18rem;
  border: 1px solid currentColor;
  border-radius: 50%;
  content: '';
  opacity: 0.16;
  pointer-events: none;
}

.product-specimen::before {
  top: -10rem;
  right: -6rem;
}

.product-specimen::after {
  bottom: -12rem;
  left: -8rem;
}

.product-specimen-frame {
  position: relative;
  z-index: 1;
  min-height: 360px;
  padding: 1.15rem;
  border: 1px solid currentColor;
  background: rgba(246, 242, 233, 0.06);
}

.product-specimen.sage .product-specimen-frame,
.product-specimen.orange .product-specimen-frame {
  background: rgba(17, 18, 20, 0.08);
}

.product-specimen-top,
.product-specimen-caption,
.specimen-label,
.specimen-meta {
  font-family: var(--mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.product-specimen-top {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid currentColor;
}

.specimen-board {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 1rem;
  margin-top: 1.2rem;
}

.specimen-rail,
.specimen-main,
.specimen-tile,
.specimen-token {
  border: 1px solid currentColor;
  background: rgba(246, 242, 233, 0.06);
}

.product-specimen.sage .specimen-rail,
.product-specimen.sage .specimen-main,
.product-specimen.sage .specimen-tile,
.product-specimen.sage .specimen-token,
.product-specimen.orange .specimen-rail,
.product-specimen.orange .specimen-main,
.product-specimen.orange .specimen-tile,
.product-specimen.orange .specimen-token {
  background: rgba(17, 18, 20, 0.08);
}

.specimen-rail {
  display: grid;
  align-content: start;
  gap: 0.65rem;
  min-height: 242px;
  padding: 0.9rem;
}

.specimen-rail span {
  display: block;
  width: 86%;
  height: 0.5rem;
  background: currentColor;
  opacity: 0.3;
}

.specimen-rail span:nth-child(2) { width: 64%; }
.specimen-rail span:nth-child(3) { width: 78%; }
.specimen-rail span:nth-child(4) { width: 48%; margin-top: 1.1rem; }

.specimen-main {
  min-height: 242px;
  padding: 0.9rem;
}

.specimen-main-offset {
  margin-top: 1.2rem;
}

.specimen-main-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid currentColor;
}

.specimen-main-head strong {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: -0.04em;
}

.specimen-main-head span {
  font-family: var(--mono);
  font-size: 0.55rem;
  opacity: 0.65;
  text-transform: uppercase;
}

.specimen-session {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 0.75rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid currentColor;
}

.specimen-session strong {
  font-size: 0.65rem;
  font-weight: 600;
}

.specimen-session span {
  color: currentColor;
  font-family: var(--mono);
  font-size: 0.55rem;
  opacity: 0.7;
}

.specimen-session.active strong::before {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-right: 0.4rem;
  border-radius: 50%;
  background: var(--accent-bright);
  content: '';
}

.specimen-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin-top: 1rem;
}

.specimen-tile {
  min-height: 68px;
  padding: 0.7rem;
}

.specimen-tile strong {
  display: block;
  margin-top: 0.8rem;
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: -0.03em;
}

.specimen-token-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin-top: 1rem;
}

.specimen-token {
  min-height: 124px;
  padding: 0.7rem;
}

.specimen-token-swatch {
  width: 100%;
  height: 3.5rem;
  margin-bottom: 0.8rem;
  background: currentColor;
  opacity: 0.72;
}

.specimen-token:nth-child(2) .specimen-token-swatch { opacity: 0.48; }
.specimen-token:nth-child(3) .specimen-token-swatch { opacity: 0.22; }

.product-specimen-caption {
  position: absolute;
  right: 1.25rem;
  bottom: 1rem;
  left: 1.25rem;
  z-index: 2;
  opacity: 0.62;
}

.product-overview {
  display: grid;
  grid-template-columns: minmax(240px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: start;
}

.product-overview h2 {
  max-width: 520px;
  margin-top: 1.2rem;
  font-family: var(--display);
  font-size: clamp(2.8rem, 5vw, 5.2rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.96;
}

.product-overview h2 em {
  color: var(--accent);
  font-style: italic;
}

.product-overview-copy > p {
  max-width: 660px;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.8;
}

.product-fact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 2.5rem;
  background: var(--line);
}

.product-fact {
  min-height: 112px;
  padding: 1.2rem;
  background: var(--paper-light);
}

.product-fact span {
  display: block;
  margin-bottom: 0.75rem;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-fact strong {
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.product-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
}

.product-feature {
  min-height: 260px;
  padding: 1.75rem;
  background: var(--paper);
}

.product-feature:nth-child(2) { background: var(--accent-pale); }
.product-feature:nth-child(3) { background: var(--paper-light); }

.product-feature h3 {
  max-width: 300px;
  margin: 2.6rem 0 0.8rem;
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.product-feature p {
  max-width: 360px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
}

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

.product-ledger-row {
  display: grid;
  grid-template-columns: 150px minmax(180px, 0.7fr) 1fr;
  gap: 2rem;
  align-items: start;
  padding: 1.7rem 0;
  border-bottom: 1px solid var(--line);
}

.product-ledger-row span {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-ledger-row strong {
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.product-ledger-row p {
  max-width: 520px;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.7;
}

.reveal {
  transition: opacity 650ms ease, transform 650ms ease;
}

.js .reveal {
  opacity: 0;
  transform: translateY(22px);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

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

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
    gap: 3rem;
  }

  .product-hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .product-hero-copy,
  .product-specimen {
    max-width: 760px;
  }

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

  .service-card {
    min-height: 310px;
  }

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

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .container,
  .narrow-container {
    width: min(100% - 3rem, var(--container));
  }

  .primary-nav .nav-links,
  .primary-nav > .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .mobile-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: grid;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem 1.5rem;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    box-shadow: 0 20px 30px rgba(17, 18, 20, 0.08);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-header.is-open .mobile-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    visibility: visible;
  }

  .mobile-nav a {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-decoration: none;
    text-transform: uppercase;
  }

  .mobile-nav a:last-child {
    margin-top: 0.25rem;
    border: 1px solid var(--ink);
    background: var(--ink);
    color: var(--paper);
    padding: 0.9rem 1rem;
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: 6rem 0 5rem;
  }

  .hero-grid,
  .founder-layout,
  .contact-grid,
  .product-overview {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 4rem;
  }

  .hero h1 {
    max-width: 650px;
  }

  .system-card {
    max-width: 650px;
  }

  .process-preview {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

  .lab-card:last-child {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .lab-card:last-child .lab-visual {
    order: 2;
  }

  .founder-portrait {
    min-height: 340px;
    max-width: 500px;
  }

  .contact-grid {
    gap: 3.5rem;
  }

  .content-callout {
    grid-template-columns: 1fr;
  }

  .product-overview-copy {
    max-width: 760px;
  }

  .product-ledger-row {
    grid-template-columns: 100px minmax(160px, 0.7fr) 1fr;
    gap: 1.25rem;
  }
}

@media (max-width: 640px) {
  .container,
  .narrow-container {
    width: calc(100% - 2rem);
  }

  .header-inner {
    min-height: 70px;
  }

  .page-hero {
    padding: 6.3rem 0 5rem;
  }

  .page-hero h1 {
    font-size: clamp(3.35rem, 16vw, 5rem);
  }

  .hero {
    padding: 5rem 0 4rem;
  }

  .hero h1 {
    font-size: clamp(3.65rem, 17vw, 5.4rem);
  }

  .hero-copy {
    font-size: 0.96rem;
  }

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

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

  .hero-note {
    display: grid;
    gap: 0.8rem;
    margin-top: 2.6rem;
  }

  .system-card {
    min-height: auto;
    padding: 1rem;
  }

  .system-title {
    align-items: start;
    flex-direction: column;
  }

  .system-title p {
    max-width: none;
    text-align: left;
  }

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

  .screen-panel.tall {
    grid-row: auto;
  }

  .signal-grid,
  .audience-grid,
  .service-grid,
  .principles-grid,
  .detail-grid,
  .product-feature-grid {
    grid-template-columns: 1fr;
  }

  .product-fact-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .signal-item {
    min-height: 95px;
    padding: 1.2rem 1rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .signal-item:last-child {
    border-bottom: 0;
  }

  .section {
    padding: 5rem 0;
  }

  .section-head {
    align-items: start;
    flex-direction: column;
    margin-bottom: 2.7rem;
  }

  .section-actions {
    justify-content: flex-start;
  }

  .display-heading {
    font-size: clamp(2.75rem, 13vw, 4.2rem);
  }

  .service-card {
    min-height: 280px;
  }

  .audience-card {
    min-height: 250px;
  }

  .process-row,
  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .process-row {
    padding: 1.4rem 0;
  }

  .timeline-item h3 {
    font-size: 2.1rem;
  }

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

  .lab-card:last-child {
    display: flex;
  }

  .lab-card:last-child .lab-visual {
    order: initial;
  }

  .founder-portrait {
    min-height: 270px;
  }

  .founder-initials {
    font-size: 6rem;
  }

  .faq-question {
    gap: 1rem;
  }

  .faq-question span:first-child {
    font-size: 0.9rem;
  }

  .faq-answer {
    padding-right: 1rem;
  }

  .cta-section {
    padding: 6rem 0;
  }

  .cta-content h2 {
    font-size: clamp(3rem, 15vw, 5rem);
  }

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

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 1.5rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    align-items: start;
    flex-direction: column;
  }

  .content-callout {
    padding: 2rem 1.5rem;
  }

  .product-hero {
    padding: 6rem 0 4.5rem;
  }

  .product-specimen {
    min-height: 390px;
    padding: 0.8rem;
  }

  .product-specimen-frame {
    min-height: 330px;
    padding: 0.8rem;
  }

  .product-ledger-row {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .contact-form {
    padding: 1.25rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }
}