:root {
  --bg: #111318;
  --panel: #1a1c22;
  --panel-2: #20232a;
  --teal: #9bb9bb;
  --teal-muted: #7a9294;
  --text: #dadee8;
  --muted: #90939b;
  --red: #b77a7a;
  --blue: #8aa0be;
  --line: rgba(155, 185, 187, 0.24);
  --focus: #c8dedf;
  --max: 1120px;
  --narrow: 720px;
  --radius: 8px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -4%, rgba(155, 185, 187, 0.07), transparent 28rem),
    var(--bg);
  font: 400 17px/1.6 var(--font-display);
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--teal);
}

:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--teal);
  color: var(--bg);
  text-decoration: none;
  font-weight: 600;
}

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

.wrap {
  width: min(calc(100% - 2.5rem), var(--max));
  margin-inline: auto;
}

.narrow {
  width: min(calc(100% - 2.5rem), var(--narrow));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(17, 19, 24, 0.92);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0;
}

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

.wordmark img {
  display: block;
  height: 1.85rem;
  width: auto;
}

.site-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}

.site-header nav a {
  color: var(--muted);
  font: 500 0.78rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--teal);
}

.hero {
  padding: 4.5rem 0 3.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2.5rem;
  align-items: start;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--teal);
  font: 600 0.72rem/1 var(--font-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 1.1rem;
  font: 700 clamp(2.2rem, 4.6vw, 3.35rem)/1.04 var(--font-display);
  letter-spacing: -0.035em;
  max-width: 14ch;
}

.hero-main {
  display: block;
  color: var(--text);
}

.hero-kicker {
  display: block;
  color: var(--teal);
}

.lede {
  margin: 0 0 1.6rem;
  color: var(--muted);
  max-width: 38ch;
  font-size: 1.05rem;
  line-height: 1.55;
}

.body-lead {
  margin: 0 0 1.25rem;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.65;
}

.section p,
.section li {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
  margin-bottom: 1.4rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.25rem;
  border-radius: 6px;
  font: 600 0.92rem/1 var(--font-display);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.btn-primary {
  background: var(--teal);
  color: var(--bg);
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: #b0cfd1;
  color: var(--bg);
}

.cta-note {
  color: var(--muted);
  font: 400 0.78rem/1.4 var(--font-mono);
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-chips li {
  padding: 0.35rem 0.55rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--teal-muted);
  font: 500 0.68rem/1 var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.hero-receipt {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.receipt-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    repeating-linear-gradient(0deg, transparent 0, transparent 5px, rgba(255, 255, 255, 0.012) 6px),
    var(--panel);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  overflow: hidden;
}

.receipt-header {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.1rem 0.75rem;
  border-bottom: 1px solid var(--line);
}

.receipt-label {
  margin: 0;
  font: 600 0.72rem/1 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
}

.receipt-mode {
  margin: 0;
  color: var(--muted);
  font: 500 0.68rem/1.3 var(--font-mono);
  text-align: right;
}

.receipt-meta--compact {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 0.65rem 1rem;
  gap: 1rem;
}

.receipt-meta-item {
  min-width: 0;
}

.receipt-meta-item--start,
.receipt-meta-item--start dt,
.receipt-meta-item--start dd {
  text-align: left;
}

.receipt-meta-item--center,
.receipt-meta-item--center dt,
.receipt-meta-item--center dd {
  text-align: center;
}

.receipt-meta-item--end,
.receipt-meta-item--end dt,
.receipt-meta-item--end dd {
  text-align: right;
}

.receipt-meta-value--text {
  font-size: 0.78rem;
  letter-spacing: -0.02em;
}

.receipt-card--compact .receipt-header {
  padding: 0.75rem 1rem 0.65rem;
}

.receipt-card--compact .row {
  padding: 0.58rem 1rem;
  font-size: 0.74rem;
}

.receipt-card--compact .receipt-rows {
  padding: 0;
}

.receipt-card--compact .receipt-rows .row:last-child {
  border-bottom: none;
}

.receipt-caption {
  margin: 0;
  padding: 0 0.2rem;
  color: #72757d;
  font: italic 400 0.72rem/1.55 var(--font-mono);
}

.receipt-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin: 0;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--line);
}

.receipt-meta div {
  min-width: 0;
}

.receipt-meta dt {
  margin: 0 0 0.25rem;
  color: var(--muted);
  font: 500 0.62rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.receipt-meta dd {
  margin: 0;
  font: 600 0.95rem/1 var(--font-mono);
}

.receipt-rows {
  list-style: none;
  margin: 0;
  padding: 0.4rem 0;
}

.row {
  display: grid;
  grid-template-columns: 2rem 1fr auto auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.72rem 1.1rem;
  border-bottom: 1px solid rgba(155, 185, 187, 0.12);
  opacity: 0;
  transform: translateY(6px);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.row.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.row-num {
  color: var(--muted);
}

.row-endpoint {
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.row-amount {
  color: var(--text);
  font-weight: 600;
}

.row-status {
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.row-settled .row-status {
  color: var(--teal);
}

.row-declined .row-status {
  color: var(--red);
}

.receipt-foot {
  margin: 0;
  padding: 0.85rem 1.1rem 1rem;
  color: var(--muted);
  font: 400 0.72rem/1.45 var(--font-mono);
}

.section {
  padding: 3.5rem 0;
}

.section-panel {
  background: rgba(26, 28, 34, 0.55);
  border-block: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 1rem;
  font: 600 clamp(1.55rem, 2.4vw, 2rem)/1.1 var(--font-display);
  letter-spacing: -0.02em;
}

.section p,
.section li {
  color: var(--muted);
}

.section-head {
  margin-bottom: 1.5rem;
}

.section-sub {
  margin: 0;
  font: 500 0.78rem/1 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-muted);
}

code {
  font-family: var(--font-mono);
  font-size: 0.88em;
  color: var(--text);
}

.flow {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: flow;
}

.flow li {
  counter-increment: flow;
  padding: 1.1rem 1.1rem 1.1rem 3.2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  position: relative;
}

.flow li::before {
  content: counter(flow);
  position: absolute;
  left: 1rem;
  top: 1.05rem;
  width: 1.5rem;
  height: 1.5rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--teal);
  font: 600 0.72rem/1 var(--font-mono);
}

.flow h3 {
  margin: 0 0 0.35rem;
  color: var(--text);
  font: 600 1rem/1.3 var(--font-display);
}

.flow p {
  margin: 0;
  font-size: 0.95rem;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.proof-stat {
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}

.proof-stat-decline {
  border-color: rgba(183, 122, 122, 0.35);
}

.proof-value {
  margin: 0 0 0.35rem;
  font: 700 1.15rem/1.2 var(--font-mono);
  letter-spacing: 0.05em;
  color: var(--text);
}

.proof-stat-decline .proof-value {
  color: var(--red);
}

.proof-label {
  margin: 0;
  font-size: 0.88rem;
}

.proof-copy {
  margin: 0 0 1.25rem;
  max-width: 62ch;
}

.proof-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.25rem;
}

.proof-links a {
  font: 500 0.78rem/1 var(--font-mono);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--teal);
}

.proof-links a:hover {
  color: var(--text);
}

.trust-table {
  display: grid;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1rem;
}

.trust-row {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}

.trust-row:last-child {
  border-bottom: 0;
}

.trust-head {
  background: var(--panel);
  font: 600 0.72rem/1.3 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-muted);
}

.trust-row span:first-child {
  color: var(--text);
}

.trust-row span:not(:first-child) {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.trust-note {
  margin: 0;
  font-size: 0.95rem;
}

.built-list {
  margin: 0 0 1rem;
  padding-left: 1.1rem;
}

.built-list li {
  margin-bottom: 0.45rem;
}

.built-roadmap {
  margin: 0;
  font: 500 0.82rem/1.5 var(--font-mono);
  color: var(--teal-muted);
}

.section-close {
  padding-bottom: 4.5rem;
}

.close-inner {
  text-align: center;
}

.close-inner h2 {
  max-width: 18ch;
  margin-inline: auto;
}

.close-inner .btn {
  margin-top: 0.5rem;
}

.close-meta {
  margin: 1rem 0 0;
  color: var(--muted);
  font: 400 0.78rem/1.4 var(--font-mono);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.footer-inner a {
  color: var(--teal-muted);
  text-decoration: none;
}

.footer-inner a:hover {
  color: var(--teal);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: none;
  }

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

  .trust-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }

  .trust-head {
    display: none;
  }

  .trust-row span:not(:first-child)::before {
    color: var(--teal-muted);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 0.15rem;
  }

  .trust-row span:nth-child(2)::before {
    content: "SIMULATED";
  }

  .trust-row span:nth-child(3)::before {
    content: "REAL";
  }
}

@media (max-width: 640px) {
  .receipt-meta {
    grid-template-columns: 1fr;
  }

  .row {
    grid-template-columns: 2rem 1fr;
    grid-template-areas:
      "num endpoint"
      "num meta";
  }

  .row-amount,
  .row-status {
    grid-column: 2;
  }

  .row-amount {
    margin-top: -0.2rem;
  }

  .row-status {
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .row {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .btn-primary:hover {
    transform: none;
  }
}