:root {
  color-scheme: light;
  --background: #f7f8f4;
  --surface: #fff;
  --text: #142e27;
  --muted: #52645b;
  --brand: #184d3d;
  --brand-hover: #103b2f;
  --dark: #102d25;
  --border: #d8e1d9;
  --control-border: #718278;
  --accent: #c5de95;
  --focus: #2563eb;
  --selected: #eff5e8;
  --dark-muted: #c8d6cd;
  --dark-rule: #597168;
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  font-family: 'Segoe UI', Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--background);
  font-synthesis: none;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
[hidden] {
  display: none !important;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2,
h3 {
  font-weight: 600;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
}
a,
button,
summary {
  -webkit-tap-highlight-color: transparent;
}
:where(a, button, summary):focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 5px;
  border-radius: 4px;
}
.integration-section :where(a, summary):focus-visible {
  outline-color: var(--accent);
}
main:focus {
  outline: none;
}
section,
#contact {
  scroll-margin-top: 96px;
}
.shell {
  width: min(1184px, calc(100% - 80px));
  margin-inline: auto;
}
.section-space {
  padding-block: 96px;
}
.skip-link {
  position: fixed;
  top: 12px;
  left: 20px;
  transform: translateY(-180%);
  z-index: 10;
  background: var(--surface);
  padding: 12px 20px;
  color: var(--text);
}
.skip-link:focus {
  transform: none;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--background);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-size: 32px;
  font-weight: 650;
  line-height: 1;
  letter-spacing: -1.4px;
  color: var(--brand);
}
.brand-mark {
  flex: 0 0 auto;
}
.site-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-header nav > a:not(.button),
.footer-inner nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 14px;
  font-weight: 500;
}
.site-header nav > a:not(.button):hover,
.footer-inner nav a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 11px 20px;
  border: 1px solid var(--brand);
  border-radius: 10px;
  background: var(--brand);
  color: var(--surface);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  transition:
    background-color 180ms var(--ease),
    border-color 180ms var(--ease),
    box-shadow 180ms var(--ease),
    transform 180ms var(--ease);
}
.button svg {
  flex-shrink: 0;
}
.button:hover {
  background: var(--brand-hover);
  border-color: var(--brand-hover);
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgb(20 46 39 / 10%);
  }
  .button:active {
    transform: translateY(0);
  }
}
.button-secondary {
  border-color: var(--control-border);
  background: transparent;
  color: var(--brand);
}
.button-secondary:hover {
  background: var(--selected);
  border-color: var(--brand);
}
.header-cta {
  min-height: 44px;
  font-size: 14px;
  margin-left: 4px;
}
.menu-toggle {
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 8px 12px;
  border: 1px solid var(--control-border);
  border-radius: 8px;
  color: var(--brand);
  background: transparent;
  font-size: 14px;
  font-weight: 600;
}
.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.96fr) minmax(0, 1.04fr);
  gap: 48px;
  align-items: center;
  padding-block: 64px 56px;
}
.hero-copy {
  padding-bottom: 8px;
}
.eyebrow {
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  line-height: 1.5;
  margin-bottom: 20px;
}
h1 {
  font-size: clamp(52px, 4.6vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.045em;
  max-width: 560px;
  text-wrap: balance;
}
.hero-emphasis {
  color: var(--brand);
}
.lead {
  font-size: 19px;
  line-height: 1.6;
  color: var(--muted);
  margin-top: 24px;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.stage-note {
  color: var(--muted);
  font-size: 14px;
  margin-top: 20px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}
.stage-note::before {
  content: '';
  width: 7px;
  height: 7px;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--brand);
  flex-shrink: 0;
}
.stage-note span {
  margin-inline: 6px;
}
.workflow-preview {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow:
    0 20px 56px -24px rgb(20 46 39 / 22%),
    0 2px 6px rgb(20 46 39 / 3%);
  padding: 28px;
  font-variant-numeric: tabular-nums;
}
.preview-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.preview-heading h2 {
  font-size: 19px;
  line-height: 1.4;
  letter-spacing: -0.02em;
}
.preview-badge {
  color: var(--brand);
  background: var(--selected);
  border-radius: 100px;
  padding: 5px 10px;
  font-size: 13px;
  font-weight: 600;
}
.preview-caption {
  color: var(--muted);
  font-size: 13px;
  margin-top: 7px;
}
.preview-controls {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--background);
  border: 1px solid var(--control-border);
  padding: 3px;
  border-radius: 12px;
  margin-top: 22px;
  gap: 4px;
}
.preview-controls button {
  min-height: 44px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px;
  color: var(--muted);
  background: transparent;
  font-size: 14px;
  font-weight: 600;
  transition:
    background-color 180ms var(--ease),
    color 180ms var(--ease);
}
.preview-controls button[aria-pressed='true'] {
  color: var(--surface);
  background: var(--brand);
  border-color: var(--brand);
}
.preview-controls button:hover:not([aria-pressed='true']) {
  background: var(--surface);
  color: var(--brand);
}
.preview-group {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  margin-top: 12px;
  transition:
    background-color 220ms var(--ease),
    border-color 220ms var(--ease),
    box-shadow 220ms var(--ease);
}
.order-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 20px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}
.field-label {
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
}
.marketplace-label {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}
.example-asset {
  font-size: 15px;
  font-weight: 600;
  margin-top: 18px;
}
.order-status {
  color: var(--muted);
  font-size: 13px;
  margin-top: 4px;
}
.pair-arrow {
  color: var(--brand);
}
.panel-section-title {
  color: var(--brand);
  font-size: 13px;
  font-weight: 700;
}
.check-grid {
  padding: 0;
  margin: 12px 0 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 14px;
}
.check-grid li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}
.check-grid svg {
  color: var(--brand);
  flex-shrink: 0;
}
.execution-record dl {
  margin: 10px 0 0;
  display: grid;
  gap: 6px;
}
.execution-record dl div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
}
.execution-record dt {
  color: var(--muted);
}
.execution-record dd {
  margin: 0;
  color: var(--text);
  text-align: right;
}
.workflow-preview[data-stage='match'] [data-preview-group='match'],
.workflow-preview[data-stage='validate'] [data-preview-group='validate'],
.workflow-preview[data-stage='record'] [data-preview-group='record'] {
  border-color: var(--brand);
  background: var(--selected);
  box-shadow: inset 3px 0 0 var(--brand);
}
.preview-explanation {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 18px;
  font-size: 13px;
  color: var(--muted);
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 12px;
  min-block-size: 60px;
}
.current-step {
  color: var(--brand);
  font-weight: 700;
}
.capability-strip {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 24px;
  border-block: 1px solid var(--border);
  font-size: 14px;
  color: var(--muted);
}
.capability-strip span {
  display: flex;
  align-items: center;
  gap: 12px;
}
.capability-strip span::before {
  content: '';
  width: 5px;
  height: 5px;
  flex-shrink: 0;
  background: var(--brand);
  border-radius: 50%;
}
h2 {
  font-size: 40px;
  line-height: 1.16;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.section-intro {
  max-width: 680px;
}
.section-lead {
  color: var(--muted);
  margin-top: 20px;
  font-size: 18px;
  line-height: 1.6;
}
.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 32px;
  list-style: none;
  padding: 0;
  margin: 48px 0 0;
}
.workflow-steps li {
  border-top: 1px solid var(--control-border);
  padding-top: 20px;
}
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--brand);
  font-size: 14px;
  font-weight: 600;
}
.workflow-steps h3 {
  font-size: 19px;
  line-height: 1.4;
  margin-top: 20px;
  letter-spacing: -0.015em;
}
.workflow-steps p {
  color: var(--muted);
  margin-top: 12px;
  font-size: 15px;
}
.workflow-qualifier {
  color: var(--muted);
  font-size: 14px;
  border-left: 3px solid var(--brand);
  padding-left: 16px;
  margin-top: 36px;
}
.execution-section {
  background: #f0f3ed;
  border-top: 1px solid var(--border);
}
.execution-layout {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  gap: 112px;
}
.development-status {
  border-left: 3px solid var(--brand);
  margin-top: 32px;
  padding-left: 20px;
}
.development-status h3 {
  font-size: 14px;
  font-weight: 700;
}
.development-status p {
  color: var(--muted);
  font-size: 15px;
  margin-top: 8px;
}
details summary {
  cursor: pointer;
  min-height: 44px;
  padding-block: 10px;
  font-weight: 600;
  transition: color 180ms var(--ease);
}
details summary:hover {
  color: var(--brand);
}
.integration-section details summary:hover {
  color: var(--accent);
}
details p {
  color: var(--muted);
  font-size: 15px;
  margin-top: 10px;
}
.technical-details {
  margin-top: 20px;
}
.technical-details summary {
  font-size: 14px;
  color: var(--brand);
}
.principles article {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 16px;
  padding-block: 26px;
  border-top: 1px solid var(--control-border);
}
.principles article:first-child {
  padding-top: 20px;
}
.principle-index {
  color: var(--brand);
  font-size: 13px;
  padding-top: 4px;
  font-weight: 600;
}
.principles h3 {
  font-size: 21px;
  line-height: 1.4;
  letter-spacing: -0.02em;
}
.principles p {
  color: var(--muted);
  margin-top: 12px;
}
.integration-section {
  color: var(--surface);
  background: var(--dark);
}
.integration-section .eyebrow {
  color: var(--accent);
}
.integration-layout {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 104px;
}
.integration-section .section-lead,
.integration-list article > p,
.independence-note,
.integration-details p,
.contact-block p {
  color: var(--dark-muted);
}
.integration-list {
  padding-top: 4px;
}
.integration-list article {
  border-top: 1px solid var(--dark-rule);
  padding-block: 22px;
}
.venue-heading {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: baseline;
  flex-wrap: wrap;
}
.venue-heading h3 {
  font-size: 21px;
  letter-spacing: -0.02em;
}
.venue-heading > p {
  font-size: 13px;
  color: var(--accent);
  border: 1px solid var(--dark-rule);
  border-radius: 100px;
  padding: 3px 10px;
}
.integration-list article > p {
  margin-top: 10px;
  font-size: 15px;
}
.independence-note {
  margin-top: 32px;
  font-size: 13px;
}
.integration-details {
  margin-top: 14px;
}
.integration-details summary {
  font-size: 14px;
}
.integration-details p {
  max-width: 820px;
}
.contact-block {
  margin-top: 48px;
  border-top: 1px solid var(--dark-rule);
  padding-top: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.contact-block h3 {
  font-size: 25px;
  letter-spacing: -0.02em;
  line-height: 1.3;
}
.contact-block p {
  margin-top: 10px;
  font-size: 16px;
  max-width: 630px;
}
.contact-button {
  flex-shrink: 0;
  color: var(--dark);
  background: var(--accent);
  border-color: var(--accent);
}
.contact-button:hover {
  color: var(--dark);
  background: #d4e8b0;
  border-color: #d4e8b0;
}
.faq-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 96px;
}
.faq-list details {
  border-top: 1px solid var(--control-border);
  padding-block: 10px;
}
.faq-list details:last-child {
  border-bottom: 1px solid var(--control-border);
}
.faq-list summary {
  font-size: 17px;
}
.faq-list details p {
  padding-bottom: 12px;
  font-size: 16px;
}
.site-footer {
  border-top: 1px solid var(--border);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  padding-block: 32px;
}
.footer-inner .wordmark {
  font-size: 28px;
}
.footer-inner .brand-mark {
  width: 30px;
  height: 30px;
}
.footer-inner p {
  color: var(--muted);
  font-size: 13px;
  margin-top: 12px;
}
.footer-inner nav {
  display: flex;
  gap: 28px;
}

@media (max-width: 1100px) {
  .hero {
    gap: 32px;
  }
  h1 {
    font-size: 54px;
  }
  .workflow-preview {
    padding: 22px;
  }
  .execution-layout,
  .integration-layout {
    gap: 64px;
  }
  .site-header nav {
    gap: 22px;
  }
}
@media (max-width: 1023px) {
  .shell {
    width: calc(100% - 56px);
  }
  .hero {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-block: 64px 48px;
  }
  .hero-copy {
    max-width: 680px;
  }
  h1 {
    max-width: 670px;
    font-size: 60px;
  }
  .lead {
    max-width: 620px;
  }
  .workflow-preview {
    max-width: 640px;
    width: 100%;
    padding: 28px;
  }
  .execution-layout,
  .integration-layout {
    gap: 40px;
  }
  .workflow-steps {
    gap: 24px;
  }
  .workflow-steps h3 {
    font-size: 18px;
  }
  .faq-section {
    gap: 48px;
  }
}
@media (max-width: 768px) {
  .site-header {
    position: static;
  }
  section,
  #contact {
    scroll-margin-top: 88px;
  }
  .shell {
    width: calc(100% - 40px);
  }
  .section-space {
    padding-block: 64px;
  }
  .header-inner {
    min-height: 68px;
    flex-wrap: wrap;
    gap: 0;
  }
  .wordmark {
    font-size: 30px;
  }
  .site-header nav {
    width: 100%;
    padding-block: 8px 20px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .site-header nav > a:not(.button) {
    padding: 8px 0;
    font-size: 16px;
  }
  .header-cta {
    margin: 8px 0 0;
    align-self: flex-start;
  }
  .menu-toggle:not([hidden]) {
    display: inline-flex;
  }
  .hero {
    padding-block: 56px 40px;
    gap: 32px;
  }
  h1 {
    font-size: 48px;
    max-width: 620px;
  }
  .eyebrow {
    margin-bottom: 16px;
  }
  .lead {
    font-size: 18px;
  }
  .hero-actions {
    margin-top: 28px;
  }
  .capability-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 24px;
    font-size: 13px;
    padding-block: 20px;
  }
  h2 {
    font-size: 32px;
  }
  .section-lead {
    font-size: 17px;
  }
  .workflow-steps {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 32px;
  }
  .workflow-steps li {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 8px 16px;
    padding-top: 20px;
  }
  .step-number {
    align-self: start;
  }
  .workflow-steps h3 {
    margin-top: 0;
    font-size: 20px;
  }
  .workflow-steps p {
    grid-column: 2;
    margin-top: 0;
    font-size: 16px;
  }
  .workflow-qualifier {
    margin-top: 28px;
  }
  .execution-layout,
  .integration-layout,
  .faq-section {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .execution-intro {
    max-width: 620px;
  }
  .principles h3 {
    font-size: 20px;
  }
  .integration-list {
    padding-top: 0;
  }
  .contact-block {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    margin-top: 36px;
    padding-top: 28px;
  }
  .contact-block h3 {
    font-size: 24px;
  }
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }
  .footer-inner nav {
    flex-wrap: wrap;
    gap: 24px;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 42px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .stage-note {
    font-size: 13px;
  }
  .workflow-preview {
    padding: 18px;
  }
  .preview-heading {
    align-items: flex-start;
    gap: 8px;
  }
  .order-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }
  .order-block + .pair-arrow {
    display: none;
  }
  .order-block:last-child {
    border-left: 1px solid var(--border);
    padding-left: 12px;
  }
  .example-asset {
    margin-top: 8px;
  }
  .check-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .execution-record dl div {
    flex-wrap: wrap;
    gap: 0 12px;
  }
  .execution-record dd {
    text-align: left;
  }
  .preview-explanation {
    grid-template-columns: 1fr;
    gap: 4px;
    min-block-size: 92px;
  }
  .capability-strip {
    gap: 14px 16px;
  }
  .capability-strip span {
    gap: 8px;
  }
  h2 {
    font-size: 30px;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    animation: none !important;
    scroll-behavior: auto !important;
  }
}