:root {
  --color-gold: #996d00;
  --color-blue: #03445e;
  --color-blue-deep: #012f42;
  --color-charcoal: #232321;
  --color-ink: #272622;
  --color-muted: #69645b;
  --color-soft: #f2efe7;
  --color-warm: #fbfaf6;
  --color-paper: #ffffff;
  --color-line: #d9d1c1;
  --color-line-dark: rgba(251, 250, 246, 0.18);
  --font-sans: Inter, Avenir Next, Segoe UI, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: Georgia, Times New Roman, serif;
  --container: 74rem;
  --narrow: 48rem;
  --radius: 8px;
  --shadow: 0 28px 80px rgba(35, 35, 33, 0.12);
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  color: var(--color-ink);
  background: var(--color-warm);
  font-family: var(--font-sans);
  line-height: 1.55;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
}

body.nav-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration-color: rgba(153, 109, 0, 0.42);
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-color: currentColor;
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 4px;
}

h1,
h2,
h3,
p,
blockquote,
figure {
  margin: 0;
}

h1,
h2,
h3 {
  color: inherit;
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.06;
  text-wrap: balance;
}

h1 {
  max-width: 15ch;
  font-size: clamp(2.55rem, 5.8vw, 5.65rem);
}

h2 {
  font-size: clamp(1.95rem, 3.55vw, 3.65rem);
}

h3 {
  font-size: clamp(1.08rem, 1.25vw, 1.28rem);
}

p {
  font-size: clamp(1rem, 0.28vw + 0.94rem, 1.12rem);
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(100% - 2rem, var(--narrow));
}

.section {
  padding-block: clamp(4.25rem, 8vw, 8.5rem);
}

.section-dark {
  color: var(--color-warm);
  background:
    radial-gradient(circle at 85% 12%, rgba(153, 109, 0, 0.18), transparent 32rem),
    linear-gradient(135deg, var(--color-blue-deep), var(--color-blue));
}

.section-muted {
  background: var(--color-soft);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--color-paper);
  background: var(--color-blue);
  transform: translateY(-150%);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(217, 209, 193, 0.82);
  background: rgba(251, 250, 246, 0.94);
  backdrop-filter: blur(16px);
}

.header-inner {
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.wordmark img {
  display: block;
  width: clamp(10.5rem, 18vw, 15.125rem);
}

.primary-nav,
.footer-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 1.75rem);
}

.primary-nav a,
.footer-nav a,
.text-link {
  font-size: 0.96rem;
  font-weight: 660;
  text-decoration: none;
}

.primary-nav a:not(.button):hover,
.primary-nav a:not(.button)[aria-current="page"],
.footer-nav a:hover,
.text-link:hover {
  color: var(--color-gold);
}

.button {
  display: inline-flex;
  min-height: 3.2rem;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.22rem;
  border: 1px solid var(--color-gold);
  border-radius: var(--radius);
  color: var(--color-paper);
  background: var(--color-gold);
  font-size: 0.96rem;
  font-weight: 730;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  transition: background-color 170ms ease, border-color 170ms ease, color 170ms ease, transform 170ms ease;
}

.button:hover {
  border-color: #7c5900;
  background: #7c5900;
  transform: translateY(-1px);
}

.button-small {
  min-height: 2.75rem;
  padding-inline: 1rem;
}

.button-light {
  color: var(--color-blue);
  border-color: var(--color-warm);
  background: var(--color-warm);
}

.button-light:hover {
  color: var(--color-warm);
  border-color: var(--color-gold);
  background: var(--color-gold);
}

.text-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-blue);
}

.text-link-light {
  color: var(--color-warm);
}

.menu-toggle {
  display: none;
}

.eyebrow,
.stage-kicker,
.rule-number,
.integration-label {
  color: var(--color-gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow {
  margin-bottom: 0.85rem;
}

.section-dark .eyebrow,
.hero .eyebrow {
  color: #d9b568;
}

.prose {
  color: var(--color-muted);
}

.prose > * + * {
  margin-top: 1rem;
}

.placeholder-note {
  padding: 1rem;
  border-left: 4px solid var(--color-gold);
  color: var(--color-ink);
  background: rgba(153, 109, 0, 0.09);
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(2.25rem, 6vw, 6rem);
  align-items: start;
}

.section-stack {
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
}

.section-heading {
  max-width: 52rem;
}

.section-heading p:not(.eyebrow) {
  max-width: 44rem;
  margin-top: 1rem;
  color: var(--color-muted);
  font-size: clamp(1.08rem, 0.5vw + 1rem, 1.28rem);
}

.section-intro {
  max-width: 44rem;
}

.sticky-intro {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
}

.hero {
  position: relative;
  min-height: min(780px, calc(100vh - var(--header-height)));
  display: grid;
  align-items: center;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.52;
  background-image:
    linear-gradient(rgba(217, 181, 104, 0.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(217, 181, 104, 0.18) 1px, transparent 1px),
    linear-gradient(rgba(251, 250, 246, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 250, 246, 0.1) 1px, transparent 1px);
  background-size: 88px 88px, 88px 88px, 264px 264px, 264px 264px;
  mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, 0.85) 55%, transparent 100%);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(217, 181, 104, 0.72), transparent);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.72fr);
  gap: clamp(2rem, 5vw, 5.75rem);
  align-items: center;
  width: min(100% - 2rem, 78rem);
  padding-block: clamp(4rem, 7vw, 7rem);
}

.hero-title {
  max-width: 15.5ch;
  font-size: clamp(2.025rem, 4.2vw, 4.4rem);
  font-weight: 610;
  line-height: 0.98;
}

.hero-title-line {
  display: block;
  margin-top: 0.28em;
  white-space: nowrap;
}

.hero-title-line:first-child {
  margin-top: 0;
}

.hero-title-kicker {
  display: block;
  margin-bottom: 0.2em;
  font-size: 0.18em;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1;
}

.hero-title-role {
  display: block;
  white-space: nowrap;
}

.hero-copy {
  max-width: 44rem;
  margin-top: 1.35rem;
  color: rgba(251, 250, 246, 0.88);
  font-size: clamp(1.12rem, 0.8vw + 1rem, 1.45rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  align-items: center;
  margin-top: 2rem;
}

.hero-visual {
  position: relative;
  min-height: clamp(25rem, 42vw, 35rem);
  pointer-events: none;
}

.hero-visual svg {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(46vw, 42rem);
  max-width: none;
  transform: translate(-45%, -50%);
}

/* Hero SVG structure: the camera group moves while the stage label stays in screen space. */
.hero-leverage-animation {
  display: none;
  width: 100%;
  height: auto;
  overflow: visible;
  background: transparent;
  --hero-gold: #d7a62a;
  --hero-gold-bright: #f0c65a;
  --hero-blue-line: rgba(144, 190, 203, 0.34);
  --hero-blue-node: rgba(166, 205, 214, 0.58);
  --hero-white-soft: rgba(255, 255, 255, 0.72);
}

@media (min-width: 768px) {
  .hero-leverage-animation {
    display: block;
  }
}

@media (max-width: 767px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }
}

.branch-path {
  fill: none;
  opacity: 0;
  stroke: var(--hero-blue-line);
  stroke-width: 1.15;
  stroke-linecap: round;
  stroke-linejoin: round;
  vector-effect: non-scaling-stroke;
}

.network-plane {
  transform: skewX(-3deg) rotate(-0.75deg);
  transform-box: view-box;
  transform-origin: 320px 270px;
}

.branch-path.is-active {
  stroke: var(--hero-gold);
  stroke-width: 1.6;
  filter: drop-shadow(0 0 5px rgba(215, 166, 42, 0.28));
}

.secondary-path {
  stroke: rgba(144, 190, 203, 0.22);
  stroke-width: 0.9;
}

.system-node {
  fill: var(--hero-blue-node);
  opacity: 0;
  stroke: rgba(255, 255, 255, 0.18);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.secondary-node {
  fill: rgba(166, 205, 214, 0.42);
}

.active-dot {
  fill: var(--hero-gold-bright);
  opacity: 0;
  vector-effect: non-scaling-stroke;
}

.secondary-dot {
  fill: rgba(240, 198, 90, 0.88);
}

.loop-target-node {
  transform-box: fill-box;
  transform-origin: center;
}

.stage-indicator {
  opacity: 0;
}

.stage-number {
  fill: var(--hero-gold-bright);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.stage-name {
  fill: var(--hero-white-soft);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 620;
  letter-spacing: 0;
}

.hero-leverage-animation.is-static .branch-path,
.hero-leverage-animation.is-static .system-node {
  opacity: 1;
}

.hero-leverage-animation.is-static .branch-path {
  stroke-dashoffset: 0 !important;
}

.hero-leverage-animation.is-static .loop-target-node {
  fill: var(--hero-gold-bright);
  filter: drop-shadow(0 0 8px rgba(240, 198, 90, 0.5));
}

.hero-leverage-animation.is-static .stage-indicator {
  opacity: 1;
}

.signal-stack {
  display: grid;
  gap: 1rem;
}

.signal-stack article,
.work-list article,
.values-grid article,
.legal-panel,
.contact-aside,
.embed-frame {
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-paper);
}

.signal-stack article {
  padding: clamp(1.15rem, 2vw, 1.55rem);
}

.signal-stack p,
.work-list p,
.legal-panel p,
.contact-aside p {
  margin-top: 0.65rem;
  color: var(--color-muted);
}

.transformation-section {
  border-block: 1px solid var(--color-line);
}

.quote-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.58fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: stretch;
  padding-bottom: clamp(2rem, 5vw, 4rem);
  border-bottom: 1px solid var(--color-line);
}

.quote-panel h2 {
  max-width: 18ch;
  color: var(--color-blue);
  font-family: var(--font-serif);
  font-size: clamp(2.05rem, 4.2vw, 4.35rem);
  font-weight: 500;
  line-height: 1.03;
}

.supporting-quote {
  display: grid;
  align-content: end;
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-warm);
}

.supporting-quote p {
  color: var(--color-blue);
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.1vw, 2.1rem);
  font-weight: 500;
  line-height: 1.14;
}

.serif-statement p {
  color: var(--color-blue);
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.8vw, 4.9rem);
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1.02;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: clamp(1.5rem, 4vw, 3rem);
}

.values-grid article {
  min-height: 15rem;
  padding: 1.25rem;
}

.values-grid h3 {
  margin-top: 2.75rem;
  font-size: clamp(1.15rem, 1.6vw, 1.55rem);
  line-height: 1.12;
}

.lever-map {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  border-block: 1px solid var(--color-line);
}

.lever-map span {
  min-height: 8.75rem;
  display: flex;
  align-items: end;
  padding: 1rem 0.85rem;
  border-right: 1px solid var(--color-line);
  color: var(--color-blue);
  font-weight: 720;
  line-height: 1.15;
}

.lever-map span:nth-child(even) {
  background: rgba(153, 109, 0, 0.055);
}

.lever-map span:last-child {
  border-right: 0;
}

.work-list {
  display: grid;
  gap: 1rem;
}

.work-list article {
  position: relative;
  padding: clamp(1.2rem, 2vw, 1.65rem);
  overflow: hidden;
}

.work-list article::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: var(--color-gold);
}

.compact-list article {
  background: var(--color-warm);
}

.stage-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.stage-card {
  position: relative;
  display: grid;
  min-height: 22rem;
  padding: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  color: var(--color-ink);
  background: var(--color-paper);
  font: inherit;
  text-align: left;
  cursor: pointer;
  overflow: hidden;
}

.stage-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-top: 4px solid var(--color-gold);
  opacity: 0.9;
  pointer-events: none;
}

.stage-face {
  grid-area: 1 / 1;
  display: flex;
  flex-direction: column;
  padding: clamp(1.15rem, 2vw, 1.55rem);
  transition: opacity 170ms ease, transform 170ms ease;
}

.stage-front {
  justify-content: space-between;
}

.stage-front strong {
  color: var(--color-blue);
  font-size: clamp(1.35rem, 2vw, 1.75rem);
  line-height: 1.05;
}

.stage-back {
  gap: 0.8rem;
  opacity: 0;
  transform: translateY(0.65rem);
}

.stage-back strong {
  color: var(--color-blue);
  font-size: 1.2rem;
}

.stage-back em {
  color: var(--color-ink);
  font-family: var(--font-serif);
  font-size: 1.22rem;
  font-style: normal;
  line-height: 1.18;
}

.stage-back span,
.stage-back b {
  color: var(--color-muted);
  font-size: 0.98rem;
  line-height: 1.45;
}

.stage-back b {
  color: var(--color-ink);
  font-weight: 720;
}

.stage-card:hover .stage-front,
.stage-card:focus-visible .stage-front,
.stage-card[aria-expanded="true"] .stage-front {
  opacity: 0;
  transform: translateY(-0.65rem);
}

.stage-card:hover .stage-back,
.stage-card:focus-visible .stage-back,
.stage-card[aria-expanded="true"] .stage-back {
  opacity: 1;
  transform: translateY(0);
}

.outcomes-section {
  border-block: 1px solid var(--color-line-dark);
}

.outcome-list {
  display: grid;
  gap: 0;
}

.outcome-list p {
  padding-block: 1rem;
  border-bottom: 1px solid var(--color-line-dark);
  color: rgba(251, 250, 246, 0.86);
  font-size: clamp(1.05rem, 0.6vw + 1rem, 1.32rem);
}

.outcome-list p:first-child {
  border-top: 1px solid var(--color-line-dark);
}

.philosophy-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.58fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: start;
}

.serif-statement {
  max-width: 58rem;
}

.about-preview {
  border-top: 1px solid var(--color-line);
}

.final-cta {
  text-align: center;
}

.cta-inner {
  width: min(100% - 2rem, 58rem);
}

.cta-inner h2 {
  max-width: 16ch;
  margin-inline: auto;
  font-family: var(--font-serif);
  font-weight: 500;
}

.cta-inner .button {
  margin-top: 2rem;
}

.page-hero {
  border-bottom: 1px solid var(--color-line);
  background:
    linear-gradient(90deg, rgba(153, 109, 0, 0.08) 0 1px, transparent 1px),
    linear-gradient(rgba(153, 109, 0, 0.06) 0 1px, transparent 1px),
    var(--color-warm);
  background-size: 120px 120px;
}

.page-hero-structured h1 {
  max-width: 16ch;
}

.hero-side-note {
  max-width: 42rem;
  padding-top: 0.3rem;
}

.hero-side-note p:not(.placeholder-note) {
  font-size: clamp(1.12rem, 0.7vw + 1rem, 1.38rem);
}

.leverage-origin {
  border-bottom: 1px solid var(--color-line);
}

.founder-grid {
  display: grid;
  grid-template-columns: minmax(16rem, 0.62fr) minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
}

.founder-portrait {
  border: 1px solid rgba(153, 109, 0, 0.32);
  border-radius: var(--radius);
  background: var(--color-soft);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.founder-portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 33%;
  filter: saturate(0.88) contrast(0.98);
}

.founder-copy h2 {
  color: var(--color-blue);
}

.founder-copy .button {
  margin-top: 1.5rem;
}

.intake-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.62fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.intake-placeholder {
  min-height: 34rem;
  padding: clamp(0.75rem, 2vw, 1.25rem);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(3, 68, 94, 0.08), transparent 42%),
    var(--color-paper);
}

.embed-frame {
  min-height: 31rem;
  display: grid;
  align-content: center;
  justify-items: center;
  padding: clamp(1.5rem, 5vw, 4rem);
  border-style: dashed;
  text-align: center;
}

.embed-frame h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
}

.embed-frame p:not(.eyebrow) {
  max-width: 32rem;
  margin-top: 0.85rem;
  color: var(--color-muted);
}

.integration-label {
  display: inline-flex;
  margin-top: 1.5rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid rgba(153, 109, 0, 0.26);
  background: rgba(153, 109, 0, 0.08);
}

.contact-aside {
  padding: clamp(1.25rem, 3vw, 1.8rem);
}

.contact-aside h2 {
  font-size: clamp(1.45rem, 2.2vw, 2rem);
}

.legal-layout {
  display: grid;
  grid-template-columns: 16rem minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.legal-index {
  position: sticky;
  top: calc(var(--header-height) + 2rem);
  display: grid;
  gap: 0.35rem;
  padding: 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-warm);
}

.legal-index a {
  min-height: 2.5rem;
  display: flex;
  align-items: center;
  color: var(--color-blue);
  font-weight: 700;
  text-decoration: none;
}

.legal-content {
  display: grid;
  gap: 1rem;
}

.legal-panel {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.legal-panel h2 {
  margin-top: 0.45rem;
  font-size: clamp(1.65rem, 2.4vw, 2.45rem);
}

.error-page {
  min-height: calc(100vh - var(--header-height) - 190px);
  display: grid;
  align-items: center;
}

.site-footer {
  padding-block: 2rem;
  color: var(--color-warm);
  background: var(--color-charcoal);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 1.5rem;
  align-items: center;
}

.site-footer p {
  margin: 0;
  color: rgba(251, 250, 246, 0.82);
}

@media (max-width: 1040px) {
  .split-layout,
  .hero-grid,
  .quote-panel,
  .philosophy-grid,
  .founder-grid,
  .intake-grid,
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .sticky-intro,
  .legal-index {
    position: static;
  }

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

  .lever-map {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .lever-map span:nth-child(4n) {
    border-right: 0;
  }

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

@media (max-width: 760px) {
  :root {
    --header-height: 68px;
  }

  .container {
    width: min(100% - 1.25rem, var(--container));
  }

  .section {
    padding-block: clamp(3.25rem, 14vw, 5rem);
  }

  h1 {
    max-width: 100%;
    font-size: clamp(2.25rem, 13vw, 3.45rem);
  }

  h2 {
    font-size: clamp(1.7rem, 9vw, 2.55rem);
  }

  .header-inner {
    min-height: var(--header-height);
  }

  .wordmark img {
    width: clamp(9.35rem, 48vw, 11rem);
  }

  .menu-toggle {
    position: relative;
    z-index: 60;
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-line);
    border-radius: var(--radius);
    color: var(--color-ink);
    background: transparent;
  }

  .menu-toggle-lines,
  .menu-toggle-lines::before,
  .menu-toggle-lines::after {
    display: block;
    width: 1.05rem;
    height: 2px;
    background: currentColor;
    content: "";
    transition: transform 160ms ease, opacity 160ms ease;
  }

  .menu-toggle-lines::before {
    transform: translateY(-0.36rem);
  }

  .menu-toggle-lines::after {
    transform: translateY(0.24rem);
  }

  body.nav-open .menu-toggle-lines {
    background: transparent;
  }

  body.nav-open .menu-toggle-lines::before {
    background: var(--color-ink);
    transform: translateY(0.1rem) rotate(45deg);
  }

  body.nav-open .menu-toggle-lines::after {
    background: var(--color-ink);
    transform: translateY(-0.1rem) rotate(-45deg);
  }

  .primary-nav {
    position: fixed;
    inset: var(--header-height) 0 auto 0;
    display: none;
    padding: 0.75rem 1rem 1rem;
    border-bottom: 1px solid var(--color-line);
    background: var(--color-warm);
    box-shadow: 0 24px 70px rgba(35, 35, 33, 0.16);
  }

  body.nav-open .primary-nav {
    display: grid;
    gap: 0.35rem;
  }

  .primary-nav a {
    min-height: 2.9rem;
    display: flex;
    align-items: center;
  }

  .primary-nav .button {
    width: 100%;
    margin-top: 0.4rem;
  }

  .hero {
    min-height: auto;
  }

  .hero::before {
    opacity: 0.4;
    background-size: 64px 64px, 64px 64px, 192px 192px, 192px 192px;
    mask-image: linear-gradient(#000, transparent 90%);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding-block: clamp(3.35rem, 15vw, 5rem);
  }

  .hero-title {
    max-width: 15.5ch;
    font-size: clamp(1.665rem, 8.1vw, 2.65rem);
  }

  .hero-actions {
    display: grid;
    justify-items: start;
  }

  .hero-visual {
    display: none;
  }

  .values-grid,
  .stage-grid,
  .lever-map {
    grid-template-columns: 1fr;
  }

  .values-grid article {
    min-height: 10rem;
  }

  .lever-map span {
    min-height: 4.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .lever-map span:last-child {
    border-bottom: 0;
  }

  .stage-card {
    min-height: 18.75rem;
  }

  .stage-card .stage-back,
  .stage-card[aria-expanded="false"] .stage-back {
    opacity: 1;
    transform: none;
  }

  .stage-card .stage-front {
    display: none;
  }

  .quote-panel h2,
  .serif-statement p {
    font-size: clamp(2rem, 10vw, 3.1rem);
  }

  .supporting-quote p {
    font-size: clamp(1.28rem, 6vw, 1.75rem);
  }

  .founder-grid {
    gap: 1.5rem;
  }

  .intake-placeholder {
    min-height: 28rem;
  }

  .embed-frame {
    min-height: 25rem;
  }

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

  .footer-nav {
    flex-wrap: wrap;
    align-items: flex-start;
  }
}

@media (max-width: 390px) {
  .button,
  .text-link {
    width: 100%;
  }

  .hero-actions {
    justify-items: stretch;
  }

  .stage-card {
    min-height: 21rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }

  /* Reduced motion is rendered by JS as a static final diagram with no RAF loop. */
}