@font-face {
  font-family: "Instrument Sans";
  src: url("/assets/fonts/instrument-sans-latin.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 400;
}

@font-face {
  font-family: "Instrument Sans";
  src: url("/assets/fonts/instrument-sans-latin-bold.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 700 900;
}

@font-face {
  font-family: "JetBrains Mono";
  src: url("/assets/fonts/jetbrains-mono-latin.woff2") format("woff2");
  font-display: swap;
  font-style: normal;
  font-weight: 400 600;
}

:root {
  --ink: #f7f9ff;
  --ink-soft: #c5cede;
  --ink-faint: #8794aa;
  --night: #050a12;
  --surface: #08111d;
  --surface-raised: #0d1928;
  --surface-soft: #122238;
  --mint: #70edbd;
  --mint-strong: #36d79b;
  --cyan: #76cfff;
  --line: rgba(183, 204, 230, 0.16);
  --line-strong: rgba(112, 237, 189, 0.34);
  --focus: #a9c9ff;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  --radius-sm: 0.65rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --max-width: 76rem;
  --font-sans: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html {
  background: var(--night);
  color-scheme: dark;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 12% 0%, rgba(112, 237, 189, 0.11), transparent 28rem),
    radial-gradient(circle at 90% 12%, rgba(118, 207, 255, 0.09), transparent 32rem),
    var(--night);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.6), transparent 68%);
  content: "";
  pointer-events: none;
}

a { color: inherit; }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

h1, h2, h3, p { text-wrap: pretty; }

.site-shell {
  width: min(calc(100% - 3rem), var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--night);
  padding: 0.65rem 0.9rem;
  font-weight: 800;
}

.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 10, 18, 0.78);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 4.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: -0.045em;
  text-decoration: none;
}

.brand-mark { color: var(--mint); }

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.25vw, 1.15rem);
}

.nav-links > a:not(.button) {
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-links > a:not(.button):hover { color: var(--ink); }

.nav-toggle {
  display: none;
  min-height: 2.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.03);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 750;
  padding: 0.55rem 0.85rem;
}

.button {
  min-height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.62rem 1.05rem;
  font-size: 0.92rem;
  font-weight: 850;
  line-height: 1.2;
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.button:hover { transform: translateY(-1px); }
.button-primary { background: var(--mint); color: #052018; box-shadow: 0 10px 34px rgba(54, 215, 155, 0.17); }
.button-primary:hover { background: #94f3d0; }
.button-secondary { border-color: var(--line); background: rgba(255,255,255,0.025); color: var(--ink); }
.button-secondary:hover { border-color: rgba(183,204,230,0.34); background: rgba(255,255,255,0.06); }
.button-quiet { border-color: rgba(5,32,24,0.18); background: rgba(5,32,24,0.08); color: #052018; }

.eyebrow {
  color: var(--mint);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(24rem, 0.97fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(4.5rem, 9vw, 8rem) 0 3rem;
}

.hero-copy h1,
.page-hero h1 {
  margin: 0.75rem 0 1.25rem;
  max-width: 12ch;
  font-size: clamp(3rem, 6.2vw, 5.9rem);
  letter-spacing: -0.075em;
  line-height: 0.94;
}

.hero-copy h1 { font-size: clamp(3rem, 5.8vw, 5.45rem); }

.lede,
.page-hero p {
  max-width: 42rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.04rem, 1.7vw, 1.28rem);
}

.hero-actions,
.inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.hero-note {
  margin: 1.25rem 0 0;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.product-flow {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(18, 34, 56, 0.96), rgba(5, 10, 18, 0.98));
  box-shadow: var(--shadow);
}

.product-flow::before {
  position: absolute;
  inset: -45% 35% 35% -25%;
  background: radial-gradient(circle, rgba(112,237,189,0.16), transparent 66%);
  content: "";
  pointer-events: none;
}

.flow-head {
  position: relative;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  padding: 0.9rem 1rem;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.signal { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--mint); }
.signal::before { width: 0.45rem; height: 0.45rem; border-radius: 50%; background: currentColor; box-shadow: 0 0 0 0.25rem rgba(112,237,189,0.09); content: ""; }
.flow-body { position: relative; padding: clamp(1.15rem, 3vw, 2rem); }
.flow-row { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 0.65rem; align-items: stretch; }
.flow-node { min-width: 0; border: 1px solid var(--line); border-radius: var(--radius-md); background: rgba(5,10,18,0.62); padding: 1rem; }
.flow-node-accent { border-color: var(--line-strong); background: linear-gradient(155deg, rgba(112,237,189,0.12), rgba(5,10,18,0.78)); }
.flow-node strong { display: block; margin-top: 0.4rem; font-size: 0.95rem; letter-spacing: -0.025em; line-height: 1.25; }
.flow-label { color: var(--ink-faint); font-family: var(--font-mono); font-size: 0.67rem; text-transform: uppercase; }
.flow-arrow { display: grid; place-items: center; color: var(--mint); font-size: 1.15rem; }
.metric-rail { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0.55rem; margin-top: 1rem; }
.metric-rail span { border-top: 1px solid var(--line); padding-top: 0.7rem; color: var(--ink-soft); font-size: 0.76rem; }

.compatibility { padding: 2.2rem 0 4.5rem; }
.compatibility-label { margin: 0 0 1rem; color: var(--ink-faint); font-size: 0.78rem; font-weight: 700; }
.chip-row { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.chip { border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,0.022); color: var(--ink-soft); padding: 0.44rem 0.72rem; font-family: var(--font-mono); font-size: 0.72rem; }

.section { padding: clamp(4.5rem, 8vw, 7.5rem) 0; border-top: 1px solid var(--line); }
.section-heading { max-width: 47rem; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-heading h2 { margin: 0.5rem 0 0.8rem; font-size: clamp(2.05rem, 4vw, 4.15rem); letter-spacing: -0.065em; line-height: 1; }
.section-heading p { margin: 0; color: var(--ink-soft); font-size: 1.04rem; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(10rem, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--line);
}

.process-step { position: relative; min-height: 17rem; background: linear-gradient(160deg, var(--surface-raised), var(--surface)); padding: 1.45rem; }
.process-step h3 { margin: 3.5rem 0 0.6rem; font-size: 1.35rem; letter-spacing: -0.04em; }
.process-step p { margin: 0; color: var(--ink-soft); font-size: 0.92rem; }
.step-index { color: var(--mint); font-family: var(--font-mono); font-size: 0.72rem; }

.bento-grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 1rem; }
.bento-primary { grid-column: span 7; }
.bento-secondary { grid-column: span 5; }
.bento-card { min-height: 18rem; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(18,34,56,0.88), rgba(8,17,29,0.94)); padding: clamp(1.35rem, 3vw, 2rem); }
.bento-card h3 { max-width: 15ch; margin: 0.65rem 0 0.8rem; font-size: clamp(1.55rem, 2.7vw, 2.55rem); letter-spacing: -0.055em; line-height: 1.04; }
.bento-card p { max-width: 45rem; margin: 0; color: var(--ink-soft); }
.command-card { margin-top: 2rem; border: 1px solid var(--line); border-radius: var(--radius-md); background: #03070d; padding: 0.9rem 1rem; color: #c9f8e2; font-family: var(--font-mono); font-size: 0.78rem; overflow-x: auto; }

.evidence-layout { display: grid; grid-template-columns: minmax(0,0.8fr) minmax(0,1.2fr); gap: clamp(2rem,5vw,5rem); align-items: start; }
.evidence-steps { display: grid; gap: 0; border-top: 1px solid var(--line); }
.evidence-step { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1rem; border-bottom: 1px solid var(--line); padding: 1.2rem 0; }
.evidence-step strong { display: block; letter-spacing: -0.025em; }
.evidence-step p { margin: 0.25rem 0 0; color: var(--ink-soft); font-size: 0.9rem; }

.trust-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.trust-card, .content-panel, .callout, .merchant-panel { border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(145deg, rgba(18,34,56,0.72), rgba(8,17,29,0.88)); padding: 1.35rem; }
.trust-card h2, .trust-card h3 { margin: 0; font-size: 1.1rem; letter-spacing: -0.025em; }
.trust-card p, .content-panel p, .callout p, .merchant-panel p { color: var(--ink-soft); }
.trust-card p:last-child, .callout p:last-child, .merchant-panel p:last-child { margin-bottom: 0; }

.pricing-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.price-card { position: relative; display: flex; flex-direction: column; min-height: 25rem; border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(18,34,56,0.86), rgba(8,17,29,0.96)); padding: clamp(1.35rem, 3vw, 2rem); }
.price-card.featured { border-color: var(--line-strong); box-shadow: 0 28px 90px rgba(54,215,155,0.1); }
.price-card h2, .price-card h3 { margin: 0.65rem 0 0; font-size: 1.4rem; letter-spacing: -0.04em; }
.price-card p { color: var(--ink-soft); }
.price-card ul { margin: 1rem 0 1.5rem; padding-left: 1.15rem; color: var(--ink-soft); }
.price-card li + li { margin-top: 0.45rem; }
.price-card .button { margin-top: auto; }
.price { margin: 0.65rem 0 0; font-size: clamp(2.1rem, 4vw, 3.25rem); font-weight: 900; letter-spacing: -0.07em; line-height: 1; }
.price small { color: var(--ink-faint); font-size: 0.86rem; font-weight: 700; letter-spacing: 0; }
.plan-badge { align-self: flex-start; border: 1px solid var(--line-strong); border-radius: 999px; background: rgba(112,237,189,0.08); color: var(--mint); padding: 0.3rem 0.55rem; font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; }
.merchant-panel { margin-top: 1rem; }
.merchant-panel a { color: var(--mint); }

.page-hero { max-width: 58rem; padding: clamp(4rem, 8vw, 7rem) 0 3rem; }
.page-hero h1 { max-width: 14ch; font-size: clamp(2.8rem, 5.8vw, 5.5rem); }
.page-kicker { margin-top: 1.25rem; color: var(--ink-faint); font-family: var(--font-mono); font-size: 0.76rem; }

.docs-layout { display: grid; grid-template-columns: minmax(12rem, 0.28fr) minmax(0, 0.72fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; padding-bottom: 6rem; }
.docs-nav { position: sticky; top: 6rem; display: grid; gap: 0.35rem; border-left: 1px solid var(--line); padding-left: 1rem; }
.docs-nav a { color: var(--ink-faint); font-size: 0.88rem; font-weight: 700; text-decoration: none; }
.docs-nav a:hover { color: var(--mint); }
.docs-step { scroll-margin-top: 7rem; border-bottom: 1px solid var(--line); padding: 0 0 3rem; margin-bottom: 3rem; }
.docs-step h2 { margin: 0 0 0.75rem; font-size: clamp(1.65rem, 3vw, 2.45rem); letter-spacing: -0.05em; }
.docs-step p { color: var(--ink-soft); }

pre { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius-md); background: #03070d; padding: 1rem; }
code { color: #c9f8e2; font-family: var(--font-mono); }

.platform-map,
.integration-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.platform-card,
.integration-card,
.route-receipt,
.decision-step {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(18,34,56,0.78), rgba(8,17,29,0.93));
  padding: 1.35rem;
}

.platform-card h3,
.integration-card h3,
.decision-step h3 {
  margin: 0.65rem 0 0.65rem;
  font-size: 1.22rem;
  letter-spacing: -0.04em;
}

.platform-card p,
.integration-card p,
.decision-step p,
.route-receipt p {
  margin: 0;
  color: var(--ink-soft);
}

.decision-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
}

.route-receipt {
  border-color: var(--line-strong);
  background: linear-gradient(145deg, rgba(112,237,189,0.12), rgba(8,17,29,0.94));
}

.legal-copy { max-width: 58rem; padding-bottom: 6rem; }
.legal-copy .page-hero { padding-bottom: 2rem; }
.legal-panel { padding: clamp(1.35rem, 4vw, 2.5rem); }
.legal-copy h2 { margin: 2.5rem 0 0.65rem; font-size: 1.35rem; letter-spacing: -0.035em; }
.legal-copy h2:first-child { margin-top: 0; }
.legal-copy p, .legal-copy li { color: var(--ink-soft); }
.legal-copy a { color: var(--mint); }

.cta-band { position: relative; overflow: hidden; margin: clamp(4rem,8vw,7rem) 0; border-radius: var(--radius-lg); background: var(--mint); color: #052018; padding: clamp(1.7rem,5vw,3.3rem); }
.cta-band::after { position: absolute; right: -4rem; top: -7rem; width: 20rem; height: 20rem; border: 1px solid rgba(5,32,24,0.14); border-radius: 50%; content: ""; }
.cta-band h2 { position: relative; max-width: 16ch; margin: 0; font-size: clamp(2rem,4.5vw,4rem); letter-spacing: -0.07em; line-height: 0.98; }
.cta-band p { position: relative; max-width: 42rem; }
.cta-band .eyebrow { color: #0b5a43; }
.cta-band .button:not(.button-quiet) { background: #052018; color: var(--ink); }

.site-footer { border-top: 1px solid var(--line); padding: 3rem 0; color: var(--ink-faint); }
.footer-grid { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(16rem,0.65fr); gap: 2rem; align-items: start; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 0.85rem 1rem; }
.footer-links a { font-size: 0.85rem; }
.merchant-note { max-width: 46rem; margin: 1rem 0 0; font-size: 0.82rem; }

@media (max-width: 64rem) {
  .hero-split, .docs-layout, .evidence-layout { grid-template-columns: 1fr; }
  .product-flow { max-width: 46rem; }
  .bento-primary, .bento-secondary { grid-column: span 12; }
  .docs-nav { position: static; grid-template-columns: repeat(4,minmax(0,1fr)); border-left: 0; border-bottom: 1px solid var(--line); padding: 0 0 1rem; }
  .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 48rem) {
  .site-shell { width: min(calc(100% - 2rem), var(--max-width)); }
  .nav { flex-wrap: wrap; }
  .nav-toggle { display: inline-flex; }
  .nav-links { display: none; width: 100%; flex-direction: column; align-items: stretch; gap: 0.3rem; padding: 0 0 1rem; }
  .nav-links[data-open="true"] { display: flex; }
  .nav-links > a:not(.button) { min-height: 2.75rem; display: flex; align-items: center; }
  .nav-links .button { width: 100%; }
  .hero-split { padding-top: 3.5rem; }
  .hero-copy h1 { font-size: clamp(2.7rem, 13.5vw, 4.1rem); }
  .page-hero h1 { font-size: clamp(2.65rem, 13vw, 4rem); }
  .flow-row { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); }
  .metric-rail { grid-template-columns: 1fr; }
  .process-grid, .trust-grid, .pricing-grid, .platform-map, .integration-grid, .decision-flow { grid-template-columns: 1fr; }
  .process-step { min-height: auto; }
  .process-step h3 { margin-top: 2rem; }
  .docs-nav { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .hero-actions .button, .inline-actions .button { min-height: 3rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 24rem) {
  .hero-actions, .inline-actions { display: grid; }
  .hero-actions .button, .inline-actions .button { width: 100%; }
}

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