:root {
  color-scheme: light;
  --ink: #0f0f0f;
  --ink-soft: #334155;
  --muted: #64748b;
  --paper: #ffffff;
  --paper-deep: #f8fafc;
  --surface: #ffffff;
  --line: #e2e8f0;
  --coal: #0f0f0f;
  --teal: #1d4ed8;
  --moss: #64748b;
  --clay: #1d4ed8;
  --focus: #1d4ed8;
  --max: 1160px;
  --header: 72px;
  --radius: 2px;
  --shadow: none;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background:
    linear-gradient(90deg, rgba(29, 78, 216, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(15, 15, 15, 0.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.55), transparent 62%);
}

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

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-150%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 10px 14px;
  color: var(--ink);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header);
  padding: 0 clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  color: var(--ink);
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.site-header[data-elevated="true"] {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(18px);
  color: var(--ink);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 760;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  font-size: 0.74rem;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 28px);
  font-size: 0.88rem;
  font-weight: 680;
}

.site-nav a {
  text-decoration: none;
  opacity: 0.86;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 5px;
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.menu-toggle {
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
}

.menu-toggle span:not(.sr-only) + span:not(.sr-only) {
  margin-top: 4px;
}

.mobile-nav {
  position: fixed;
  top: var(--header);
  right: 0;
  left: 0;
  z-index: 19;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.98);
  padding: 10px 18px 18px;
}

.mobile-nav a {
  display: block;
  border-top: 1px solid var(--line);
  padding: 14px 0;
  color: var(--ink);
  font-weight: 740;
  text-decoration: none;
}

.mobile-nav[data-open="true"] {
  display: block;
}

.hero {
  position: relative;
  min-height: 86svh;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
}

.hero-content {
  position: relative;
  width: min(100%, var(--max));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px, 0.76fr) minmax(0, 1.08fr);
  grid-template-areas:
    "portrait copy"
    "index index";
  column-gap: clamp(28px, 5vw, 70px);
  row-gap: 34px;
  padding: calc(var(--header) + 52px) clamp(20px, 4vw, 48px) 54px;
}

.hero-copy-panel {
  grid-area: copy;
  display: flex;
  min-width: 0;
  min-height: min(68svh, 680px);
  flex-direction: column;
  justify-content: flex-start;
  padding-top: 10px;
}

.hero-portrait {
  grid-area: portrait;
  align-self: start;
  margin: 0;
}

.hero-portrait img {
  width: 100%;
  height: min(68svh, 680px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  object-fit: cover;
  object-position: center top;
  filter: saturate(0.94) contrast(1.03);
}

.hero-portrait figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.eyebrow,
.section-kicker {
  margin: 0 0 18px;
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: var(--teal);
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.04;
  letter-spacing: 0;
}

h1 {
  max-width: 930px;
  font-size: 4.78rem;
  font-weight: 780;
}

h2 {
  font-size: 3.38rem;
  font-weight: 760;
}

h3 {
  font-size: 1.25rem;
  font-weight: 760;
}

.hero-copy {
  max-width: 640px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: 1.48rem;
  line-height: 1.35;
}

.hero-credentials {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-width: 760px;
  margin-top: 26px;
}

.hero-credentials span {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 8px 12px;
  color: var(--ink-soft);
  font-size: 0.91rem;
  font-weight: 720;
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-index {
  grid-area: index;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.hero-index > div {
  background: var(--surface);
  padding: 18px;
}

.hero-index span {
  display: block;
  color: var(--teal);
  font-weight: 840;
}

.hero-index strong {
  display: block;
  margin-top: 10px;
  font-size: 1rem;
}

.hero-index p {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.48;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 11px 17px;
  font-weight: 760;
  text-decoration: none;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  background: var(--teal);
  color: #ffffff;
}

.button.secondary {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

.site-header[data-elevated="true"] ~ main .button.secondary,
.contact-section .button.secondary {
  border-color: rgba(21, 19, 15, 0.24);
  background: transparent;
  color: var(--ink);
}

.signal-strip {
  display: grid;
  width: min(calc(100% - 40px), var(--max));
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0 auto;
  position: relative;
  z-index: 5;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
  box-shadow: var(--shadow);
}

.signal-strip > div {
  min-height: 154px;
  background: var(--surface);
  padding: 22px;
}

.signal-strip span,
.proof-meta {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 820;
  letter-spacing: 0;
  text-transform: uppercase;
}

.signal-strip strong {
  display: block;
  margin-top: 10px;
  font-size: 1.28rem;
}

.signal-strip p {
  margin: 10px 0 0;
  color: var(--ink-soft);
}

.section {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: clamp(76px, 10vw, 132px) 0;
}

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: start;
}

.journey-section {
  padding-top: clamp(82px, 10vw, 126px);
}

.journey-head {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(30px, 6vw, 72px);
  align-items: start;
}

.journey-head p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.16rem;
  line-height: 1.72;
}

.journey-timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.journey-timeline article {
  min-height: 310px;
  background: var(--surface);
  padding: 24px;
}

.journey-timeline span {
  display: block;
  min-height: 34px;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.journey-timeline h3 {
  margin-top: 42px;
}

.journey-timeline p {
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.long-copy p,
.focus-list p,
.product-layout p,
.acceptance-panel p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.16rem;
  line-height: 1.72;
}

.long-copy p + p,
.focus-list p + p {
  margin-top: 22px;
}

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

.pattern-grid,
.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.pattern-card,
.quote-grid figure,
.proof-item {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.pattern-card {
  min-height: 252px;
  padding: 24px;
}

.pattern-card span {
  color: var(--teal);
  font-weight: 860;
}

.pattern-card h3 {
  margin-top: 44px;
}

.pattern-card p,
.proof-item p,
.quote-grid blockquote,
.quote-grid figcaption {
  color: var(--ink-soft);
}

.pattern-card p {
  margin: 14px 0 0;
}

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

.principles-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
  gap: clamp(34px, 6vw, 86px);
  align-items: start;
}

.principles-list {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--line);
}

.principles-list figure {
  margin: 0;
  background: var(--surface);
  padding: 22px;
}

.principles-list blockquote {
  margin: 0;
  color: var(--ink);
  font-size: 1.44rem;
  line-height: 1.25;
}

.principles-list figcaption {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 0.96rem;
}

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

.proof-list {
  display: grid;
  gap: 14px;
}

.proof-item {
  padding: 24px;
}

.proof-item h3 {
  margin-top: 10px;
}

.proof-item p:last-child {
  margin: 14px 0 0;
}

.evidence-trail-section {
  border-top: 1px solid var(--line);
}

.trail-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  gap: clamp(30px, 6vw, 72px);
  align-items: start;
}

.trail-head p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.16rem;
  line-height: 1.72;
}

.trail-table {
  display: grid;
  margin-top: 38px;
  border-top: 1px solid var(--line);
}

.trail-row {
  display: grid;
  grid-template-columns: 126px minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 22px;
  align-items: start;
  border-bottom: 1px solid var(--line);
  padding: 20px 0;
}

.trail-row span {
  color: var(--teal);
  font-size: 0.9rem;
  font-weight: 820;
}

.trail-row strong {
  font-size: 1.05rem;
}

.trail-row p {
  margin: 0;
  color: var(--ink-soft);
}

.acceptance-section {
  padding-top: 0;
}

.acceptance-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 68px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-deep);
  padding: clamp(28px, 5vw, 54px);
}

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

.product-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(340px, 0.82fr);
  gap: clamp(34px, 6vw, 78px);
  align-items: start;
}

.product-layout p {
  max-width: 690px;
  margin-top: 24px;
}

.product-system-visual {
  margin: 0;
}

.system-diagram {
  display: grid;
  gap: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  padding: 12px;
}

.diagram-stage {
  position: relative;
  display: grid;
  min-height: 118px;
  align-content: start;
  gap: 8px;
  border: 1px solid var(--line);
  background: var(--paper-deep);
  padding: 16px;
}

.diagram-stage::after {
  position: absolute;
  right: 18px;
  bottom: -18px;
  z-index: 1;
  color: var(--teal);
  content: "↓";
  font-size: 1rem;
  font-weight: 800;
}

.diagram-stage.final::after {
  content: "";
}

.diagram-stage span {
  color: var(--teal);
  font-size: 0.74rem;
  font-weight: 820;
  text-transform: uppercase;
}

.diagram-stage strong {
  color: var(--ink);
  font-size: 1.35rem;
  line-height: 1.05;
}

.diagram-stage p {
  max-width: none;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.35;
}

.product-system-visual figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
}

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

.product-steps {
  display: grid;
}

.product-steps div {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  border-bottom: 0;
  background: var(--surface);
  padding: 18px;
}

.product-steps span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--teal);
  border-radius: var(--radius);
  color: var(--teal);
  font-weight: 860;
}

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

.trust-section h2 {
  max-width: 980px;
}

.quote-grid figure {
  display: flex;
  min-height: 270px;
  flex-direction: column;
  justify-content: space-between;
  margin: 0;
  padding: 24px;
}

.quote-grid blockquote {
  margin: 0;
  font-size: 1.03rem;
  line-height: 1.65;
}

.quote-grid figcaption {
  margin-top: 24px;
  font-size: 0.9rem;
  font-weight: 760;
}

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

.trace-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.trace-list a {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 20px;
  text-decoration: none;
  transition:
    border-color 160ms ease,
    transform 160ms ease,
    background-color 160ms ease;
}

.trace-list a:hover,
.trace-list a:focus-visible {
  border-color: var(--teal);
  background: var(--surface);
  transform: translateY(-1px);
}

.trace-list span {
  display: block;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.trace-list strong {
  display: block;
  margin-top: 8px;
  font-size: 1.08rem;
}

.trace-list p {
  margin: 8px 0 0;
  color: var(--ink-soft);
}

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

.focus-list {
  border-left: 3px solid var(--teal);
  padding-left: 24px;
}

.contact-section {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto 34px;
  background: var(--coal);
  color: #fffaf0;
  padding: clamp(34px, 6vw, 68px);
}

.contact-section h2 {
  max-width: 900px;
}

.contact-section .button.primary {
  background: #ffffff;
  color: var(--ink);
}

.site-footer {
  display: flex;
  width: min(calc(100% - 40px), var(--max));
  justify-content: space-between;
  gap: 18px;
  margin: 0 auto;
  padding: 28px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  margin: 0;
}

:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus), white 15%);
  outline-offset: 4px;
}

@media (max-width: 920px) {
  .site-nav {
    display: none;
  }

  .menu-toggle {
    display: none;
  }

  .mobile-nav {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 44px;
    overflow-x: auto;
    padding: 0 14px;
    scrollbar-width: none;
    white-space: nowrap;
  }

  .mobile-nav::-webkit-scrollbar {
    display: none;
  }

  .mobile-nav a {
    flex: 0 0 auto;
    border-top: 0;
    padding: 12px 0;
    color: var(--ink-soft);
    font-size: 0.76rem;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    grid-template-columns: 1fr;
    grid-template-areas:
      "copy"
      "portrait"
      "index";
    padding-top: calc(var(--header) + 64px);
  }

  .hero-copy-panel {
    min-height: auto;
    padding-top: 18px;
  }

  .hero-portrait {
    align-self: auto;
  }

  .hero-portrait img {
    height: min(62svh, 620px);
    object-position: center top;
  }

  .signal-strip,
  .section-grid,
  .journey-head,
  .journey-timeline,
  .trail-head,
  .principles-layout,
  .hero-index,
  .pattern-grid,
  .quote-grid,
  .acceptance-panel,
  .product-layout {
    grid-template-columns: 1fr;
  }

  .product-steps {
    grid-template-columns: 1fr;
  }

  .trail-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .trace-list {
    grid-template-columns: 1fr;
  }

  .signal-strip {
    margin-top: 0;
    width: 100%;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
    box-shadow: none;
  }

  .pattern-card,
  .journey-timeline article,
  .quote-grid figure {
    min-height: auto;
  }

  .journey-timeline h3 {
    margin-top: 24px;
  }

  .pattern-card h3 {
    margin-top: 24px;
  }

  h1 {
    font-size: 3.7rem;
  }

  h2 {
    font-size: 2.85rem;
  }

  .hero-copy {
    font-size: 1.28rem;
  }
}

@media (max-width: 560px) {
  :root {
    --header: 64px;
  }

  html,
  body {
    max-width: 100%;
    overflow-x: hidden;
  }

  .site-header {
    padding: 0 18px;
  }

  .brand span:last-child {
    display: none;
  }

  .hero-content {
    padding: calc(var(--header) + 22px) 20px 60px;
  }

  h1 {
    width: 100%;
    max-width: 330px;
    white-space: normal;
    word-break: normal;
    overflow-wrap: break-word;
    font-size: 2rem;
    line-height: 1.12;
  }

  h2 {
    font-size: 2.45rem;
  }

  .long-copy p,
  .focus-list p,
  .product-layout p,
  .acceptance-panel p {
    font-size: 1.04rem;
  }

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

  .hero-credentials {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .section,
  .contact-section,
  .site-footer {
    width: min(calc(100% - 28px), var(--max));
  }

  .section {
    padding: 68px 0;
  }

  .signal-strip > div {
    min-height: 130px;
  }

  .site-footer {
    display: block;
  }

  .site-footer p + p {
    margin-top: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}