:root {
  --bg: #0a0e16;
  --panel: #121b2b;
  --ink: #e8eef7;
  --muted: #8aa0bd;
  --line: #1e2c42;
  --cyan: #34e0d8;
  --amber: #ffb454;
  --green: #5ad19b;
  --red: #ff6b81;
  --blue: #5aa9ff;
  --purple: #a78bfa;
  --radius: 14px;
  --mono: "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  background: radial-gradient(1200px 800px at 80% -10%, #15243b 0%, var(--bg) 55%);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 22px; }
.wrap-wide { max-width: 1200px; }
.grad {
  background: linear-gradient(95deg, var(--cyan), var(--purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

nav.site {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(10, 14, 22, 0.82);
  backdrop-filter: blur(12px);
}
.navin {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 12px; color: inherit; }
.logo {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}
.brand h1 { font-size: 17px; margin: 0; font-weight: 700; }
.brand p { font-size: 11px; margin: 0; color: var(--muted); }
.navlinks { display: flex; align-items: center; gap: 18px; font-size: 14px; }
.navlinks a { color: var(--muted); }
.navlinks a:hover, .navlinks a.active { color: var(--ink); }
.btn {
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 600;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--ink);
  display: inline-block;
}
.btn.primary {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  border: 0;
  color: #06101f;
}
@media (max-width: 760px) {
  .navlinks a:not(.btn) { display: none; }
}

header.hero {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--line);
}
header.hero.hero-home {
  padding: 28px 0 36px;
}
.hero-proposition {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.hero-home .hero-system-primary {
  margin-top: 0;
}
.hero-system-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 10px;
}
.hero-home #system-canvas {
  height: min(52vh, 520px);
  min-height: 360px;
}
.lede-wide { max-width: 780px; }
.audience-line {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin: 14px 0 0;
}
.framing-line {
  margin-top: 24px;
  font-size: 15px;
  color: var(--muted);
  font-style: italic;
  max-width: 720px;
}
.graph-caption {
  font-size: 12px;
  color: var(--muted);
  margin: 10px 16px 14px;
}
.flow-pre {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  background: var(--panel);
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  overflow: auto;
  max-width: 100%;
}
.deliverable-card h4 { margin: 0 0 10px; }
.trust-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}
.trust-chips .chip {
  font-size: 10px;
  padding: 4px 8px;
  color: var(--green);
  border-color: rgba(90, 209, 155, 0.35);
}
.deliverable-grid .span-2 {
  grid-column: span 2;
}
@media (max-width: 840px) {
  .deliverable-grid .span-2 { grid-column: span 1; }
}
.grant-list {
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 780px;
}
.grant-list li {
  margin: 0 0 16px;
  padding-left: 18px;
  border-left: 2px solid var(--line);
  color: #c4d0e0;
  max-width: none;
}
.grant-list strong { color: var(--ink); }
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
}
h2.hh {
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.12;
  margin: 14px 0 16px;
  font-weight: 700;
  max-width: 36ch;
}
.lede {
  font-size: clamp(16px, 2.2vw, 19px);
  color: #c4d0e0;
  max-width: 720px;
}
.prose-narrow p,
.prose-narrow .sub,
.prose-narrow .framing-line,
.prose-narrow .grant-list {
  max-width: 720px;
}
.hero-cta { display: flex; gap: 12px; margin-top: 24px; flex-wrap: wrap; }
.chips { margin-top: 22px; display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}

section { padding: 48px 0; border-bottom: 1px solid var(--line); }
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--cyan);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
h3.sh { font-size: clamp(22px, 3vw, 28px); margin: 8px 0; }
.sub { color: var(--muted); max-width: 720px; margin: 0 0 24px; }
p { color: #c4d0e0; }
.card p,
.tile p,
.deliverable-card p,
.grant-list li,
.flow-pre,
.graph-caption,
.system-legend,
.hero-system-tag,
.audience-line {
  max-width: none;
}

.system-wrap {
  margin-top: 32px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #0f1622, #0a0e16);
  overflow: hidden;
}
#system-canvas { width: 100%; height: 520px; display: block; min-height: 520px; cursor: grab; }
#system-canvas:active { cursor: grabbing; }
#system-canvas canvas { display: block; width: 100% !important; height: 100% !important; }
.system-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
}
.legend-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; margin-right: 6px; }

.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: 1fr 1fr; }
.g3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 840px) {
  .g2, .g3 { grid-template-columns: 1fr; }
}
.card, .tile {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 18px;
}
.section-wide .grid {
  gap: 20px;
}
.tile h4 { margin: 0 0 8px; font-size: 16px; }
.tile p { margin: 0; font-size: 14px; color: var(--muted); }
.ceiling {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
}

.receipt-card {
  max-width: 720px;
}
.receipt-card h4 { margin: 0 0 12px; }
.receipt-metric {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--cyan);
  margin: 16px 0;
  line-height: 1.5;
}
.receipt-meta {
  margin: 0;
  padding: 14px 0 0;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 10px;
}
.receipt-meta div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 8px;
  font-size: 13px;
}
.receipt-meta dt {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.receipt-meta dd {
  margin: 0;
  color: #c4d0e0;
}

footer {
  padding: 32px 0 48px;
  font-size: 13px;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  .token { animation: none !important; }
}