:root {
  color-scheme: dark;
  --canvas: #101719;
  --panel: #182225;
  --ink: #edf0e8;
  --muted: #adbab6;
  --line: #314044;
  --accent: #efbc71;
  --mint: #98c8b3;
  --mono: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 32px; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: inherit; text-underline-offset: 5px; }
button { font: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.frame { max-width: 1280px; margin: 0 auto; padding: 0 48px; }
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 2; padding: 12px; background: var(--accent); color: var(--canvas); transform: translateY(-200%); }
.skip-link:focus { transform: none; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 30px 0; }
.wordmark { display: flex; align-items: center; gap: 12px; font-size: 20px; font-weight: 700; letter-spacing: -.7px; text-decoration: none; }
.nav-links, .footer-links { display: flex; align-items: center; gap: 28px; }
.nav-links a, .footer-links a { font-size: 14px; text-decoration: none; color: var(--muted); }
.nav-links a:hover, .footer-links a:hover { color: var(--accent); }
.nav-links .repository-link { padding: 10px 18px; background: var(--panel); border: 1px solid var(--line); border-radius: 24px; color: var(--ink); }
.hero { display: grid; grid-template-columns: 1.08fr 1fr; align-items: center; gap: 44px; padding: 72px 0 56px; }
.hero-copy { min-width: 0; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 24px; color: var(--accent); font: 11px/1.5 var(--mono); letter-spacing: 1.7px; text-transform: uppercase; }
.status-dot { width: 7px; height: 7px; background: var(--mint); border-radius: 50%; box-shadow: 0 0 0 4px #98c8b318; flex-shrink: 0; }
h1 { margin: 0 0 26px; font-size: clamp(40px, 4.3vw, 58px); font-weight: 650; line-height: 1.09; letter-spacing: -2.4px; }
h1 span { color: var(--accent); }
.lede { max-width: 44ch; margin: 0 0 30px; color: var(--muted); font-size: 17px; line-height: 1.75; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 24px; }
.button { display: inline-flex; justify-content: center; align-items: center; gap: 20px; padding: 14px 22px; border: 1px solid var(--line); border-radius: 9px; font-size: 14px; font-weight: 650; text-decoration: none; transition: background .15s, transform .15s; }
.button:hover { background: var(--panel); transform: translateY(-2px); }
.button-primary { background: var(--accent); color: var(--canvas); border-color: var(--accent); }
.button-primary:hover { background: #ffd59b; }
.install { display: flex; align-items: center; gap: 12px; max-width: 100%; padding: 9px 8px 9px 14px; border: 1px solid var(--line); border-radius: 9px; background: #0c1214; }
.install code { min-width: 0; font: 11px/1.7 var(--mono); overflow-wrap: anywhere; color: #c4d3ca; }
.install button { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; width: 36px; height: 36px; margin-left: auto; border: 0; border-radius: 6px; background: transparent; color: var(--muted); cursor: pointer; }
.install button:hover { background: var(--panel); color: var(--accent); }
.copy-status { min-height: 18px; margin: 5px 0 0; font-size: 12px; color: var(--mint); }
.release-note { max-width: 58ch; margin: 2px 0 0; font: 10px/1.8 var(--mono); color: var(--muted); }
.hero-visual { min-width: 0; transform: rotate(1.5deg); border: 1px solid #42534f; border-radius: 16px; background: #162124; box-shadow: 0 28px 80px #0004, 12px 12px 0 #efbc7108; overflow: hidden; }
.ledger-heading { display: flex; align-items: center; gap: 9px; padding: 18px 20px; background: #1d2a2b; border-bottom: 1px solid var(--line); }
.ledger-indicator { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.diagram-label { margin: 0; font: 12px var(--mono); color: var(--ink); }
.ledger-tag { margin-left: auto; padding: 4px 7px; border-radius: 4px; background: #98c8b31a; color: var(--mint); font: 9px var(--mono); letter-spacing: .5px; }
.memory-map { display: block; width: 100%; height: auto; }
.diagram-caption { padding: 14px 20px; border-top: 1px solid var(--line); color: var(--muted); font: 10px/1.5 var(--mono); }
.diagram-caption span { color: var(--mint); margin-right: 6px; }
.source-strip { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 18px 28px; margin: 18px 0 56px; padding: 24px 0; border-block: 1px solid var(--line); font-size: 16px; font-weight: 650; }
.source-intro, .source-detail { font: 11px/1.5 var(--mono); color: var(--muted); }
.source-detail { margin-left: auto; }
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-bottom: 100px; }
.feature { display: flex; flex-direction: column; padding: 32px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.feature:nth-child(2) { background: #21272a; }
.feature:nth-child(3) { background: #242921; }
.feature-number { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-bottom: 28px; border-radius: 12px; background: #efbc7114; color: var(--accent); font: 12px var(--mono); }
.feature h2 { margin: 0 0 12px; font-size: 23px; font-weight: 600; letter-spacing: -.6px; }
.feature p { margin: 0 0 26px; font-size: 14px; line-height: 1.8; color: var(--muted); }
.feature a, .text-link { color: var(--accent); font-size: 13px; font-weight: 550; text-decoration: none; }
.feature a { margin-top: auto; }
.feature a:hover, .text-link:hover { text-decoration: underline; }
.architecture { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 64px; margin-bottom: 100px; padding: 48px; border: 1px solid #4e4535; border-radius: 18px; background: linear-gradient(135deg, #201f1a, #172124 68%); }
.architecture > * { min-width: 0; }
.architecture-intro h2 { margin: 0 0 22px; font-size: clamp(34px, 4vw, 52px); font-weight: 550; line-height: 1.08; letter-spacing: -1.9px; }
.architecture-intro h2 span { color: var(--accent); }
.architecture-intro > p:not(.eyebrow) { max-width: 58ch; margin: 0 0 24px; color: var(--muted); font-size: 15px; line-height: 1.75; }
.architecture-facts { display: grid; grid-template-columns: repeat(3, 1fr); align-self: end; gap: 10px; margin: 0; }
.architecture-facts div { padding: 18px; border: 1px solid var(--line); border-radius: 10px; background: #1017197a; }
.architecture-facts dt { margin-bottom: 7px; color: var(--accent); font: 22px/1 var(--mono); }
.architecture-facts dd { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.45; }
.routing-figure { grid-column: 1 / -1; margin: 4px 0 0; padding: 28px; border: 1px solid #3d4f50; border-radius: 14px; background: #101719b5; }
.routing-figure figcaption { display: flex; justify-content: space-between; gap: 24px; margin-bottom: 28px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.routing-figure figcaption span { color: var(--mint); font: 10px/1.6 var(--mono); letter-spacing: 1px; text-transform: uppercase; }
.routing-node { display: flex; flex-direction: column; align-items: center; max-width: 430px; margin-inline: auto; padding: 16px 20px; border: 1px solid var(--line); border-radius: 10px; background: #182225; text-align: center; }
.routing-node strong { margin: 3px 0 5px; font-size: 18px; }
.routing-node small { color: var(--muted); font: 9px/1.5 var(--mono); }
.node-kicker { color: var(--mint); font: 8px/1.5 var(--mono); letter-spacing: .9px; text-transform: uppercase; }
.routing-main { border-color: #647d71; background: #1c2a27; }
.routing-request code { color: var(--ink); font: 14px var(--mono); }
.routing-arrow { color: var(--accent); font: 18px/1.8 var(--mono); text-align: center; }
.routing-split { position: relative; display: grid; grid-template-columns: .78fr 1.22fr; gap: 18px; padding-top: 24px; }
.routing-split::before { content: ""; position: absolute; top: 0; left: 25%; right: 25%; height: 1px; background: #5b7368; }
.routing-split article { position: relative; padding: 24px; border: 1px solid var(--line); border-radius: 11px; background: #182225; }
.routing-split article::before { content: ""; position: absolute; left: 50%; top: -24px; width: 1px; height: 24px; background: #5b7368; }
.route-tag, .independent-tag { display: inline-block; margin-bottom: 15px; color: var(--mint); font: 9px/1.5 var(--mono); letter-spacing: .8px; text-transform: uppercase; }
.routing-split h3 { font-size: 19px; }
.routing-split p, .source-verification p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.discussion-route { border-color: #9c7542 !important; background: linear-gradient(135deg, #28251f, #1c2424) !important; box-shadow: inset 0 0 0 1px #efbc7112; }
.hot-tag { float: right; padding: 5px 9px; border: 1px solid #9c7542; border-radius: 999px; color: var(--accent); background: #efbc710d; font: 8px/1 var(--mono); letter-spacing: .6px; text-transform: uppercase; }
.agent-chain { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 8px; margin: 18px 0; }
.agent-chain > span { display: flex; flex-direction: column; align-items: center; padding: 12px 8px; border: 1px solid #526661; border-radius: 8px; background: #172124; }
.agent-chain b { color: var(--accent); font: 13px/1.2 var(--mono); }
.agent-chain small { margin-top: 4px; color: var(--muted); font: 8px var(--mono); }
.agent-chain i { color: var(--accent); font-style: normal; }
.source-verification { display: grid; grid-template-columns: .52fr 1.48fr; gap: 24px; align-items: start; margin-top: 18px; padding: 22px; border: 1px dashed #9c7542; border-radius: 10px; background: #efbc7108; }
.independent-tag { margin: 3px 0 0; color: var(--accent); }
.source-verification h3 { color: var(--accent); }
.source-verification code { color: inherit; font: .9em var(--mono); }
.routing-outcome { border-color: #81966b; background: #24352b; }
.route-principle { margin: 18px 0 0; color: var(--muted); font: 10px/1.6 var(--mono); text-align: center; }
.route-principle span { margin-right: 6px; color: var(--mint); }
.section-intro .eyebrow { margin-bottom: 18px; }
.section-intro h2 { margin: 0 0 22px; font-size: clamp(30px, 3.4vw, 44px); font-weight: 550; line-height: 1.15; letter-spacing: -1.5px; }
.section-intro > p:not(.eyebrow) { max-width: 50ch; margin: 0 0 22px; color: var(--muted); font-size: 16px; line-height: 1.75; }
.workflow { margin-bottom: 56px; }
.workflow .section-intro { max-width: 640px; }
.workflow-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; list-style: none; margin: 40px 0 0; padding: 0; }
.workflow-steps li { position: relative; padding-top: 22px; border-top: 1px solid #627067; }
.step-number { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; margin-bottom: 18px; border-radius: 50%; background: var(--canvas); border: 1px solid var(--accent); color: var(--accent); font: 11px var(--mono); }
h3 { margin: 0 0 10px; font-size: 17px; font-weight: 600; }
.workflow-steps p, .setup-steps p { margin: 0; font-size: 13px; line-height: 1.8; color: var(--muted); }
.boundaries { display: grid; grid-template-columns: 1fr 1.3fr; align-items: start; gap: 14px 36px; margin-bottom: 100px; padding: 28px 32px; border: 1px solid #486355; border-radius: 12px; background: #98c8b308; }
.boundaries h2 { margin: 0; font-size: 19px; font-weight: 550; color: var(--mint); }
.boundaries p { grid-column: 2; grid-row: 1 / 3; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.boundaries .text-link { color: var(--mint); }
.getting-started { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; padding: 44px; border-radius: 18px; background: #edf0e8; color: #172321; margin-bottom: 72px; }
.getting-started .eyebrow { color: #675027; }
.getting-started .section-intro > p:not(.eyebrow), .getting-started .setup-steps p { color: #4f6058; }
.getting-started .text-link { color: #75551f; }
.setup-steps { list-style: none; counter-reset: setup; margin: 0; padding: 0; }
.setup-steps li { position: relative; counter-increment: setup; padding: 0 0 24px 40px; }
.setup-steps li:last-child { padding-bottom: 0; }
.setup-steps li::before { content: counter(setup); position: absolute; left: 0; top: 0; display: flex; align-items: center; justify-content: center; width: 26px; height: 26px; border-radius: 7px; background: #dde3d7; color: #4d604e; font: 12px var(--mono); }
.setup-steps code { font: .85em var(--mono); overflow-wrap: anywhere; }
q { font-style: italic; }
.footer { display: flex; justify-content: space-between; align-items: center; gap: 24px; padding: 0 0 40px; }
.footer-mark { font-size: 15px; font-weight: 650; letter-spacing: -.4px; text-decoration: none; }
.footer p { margin: 8px 0 0; font-size: 12px; color: var(--muted); }
.footer-links { gap: 22px; }

@media (max-width: 1000px) {
  .frame { padding: 0 32px; }
  .hero { gap: 28px; padding-top: 52px; }
  h1 { font-size: 43px; }
  .feature { padding: 24px; }
  .architecture { gap: 32px; padding: 32px; }
  .source-detail { width: 100%; margin-left: 0; }
  .workflow-steps { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .getting-started { gap: 32px; padding: 32px; }
}
@media (max-width: 760px) {
  .frame { padding: 0 24px; }
  .header { flex-wrap: wrap; gap: 18px; padding: 24px 0; }
  .wordmark { font-size: 19px; }
  .nav-links { gap: 22px; flex-wrap: wrap; }
  .hero { grid-template-columns: 1fr; gap: 36px; padding: 40px 0; }
  h1 { font-size: clamp(39px, 7.5vw, 55px); letter-spacing: -1.8px; }
  .lede { font-size: 16px; }
  .hero-visual { transform: none; max-width: 560px; width: 100%; justify-self: center; }
  .source-strip { margin: 20px 0 32px; gap: 16px 24px; justify-content: flex-start; }
  .source-intro { width: 100%; }
  .features { grid-template-columns: 1fr; gap: 16px; margin-bottom: 64px; }
  .feature { padding: 28px; }
  .feature-number { margin-bottom: 22px; }
  .architecture { grid-template-columns: 1fr; margin-bottom: 64px; }
  .routing-figure figcaption { flex-direction: column; gap: 6px; }
  .routing-split { grid-template-columns: 1fr; padding-top: 0; }
  .routing-split::before, .routing-split article::before { display: none; }
  .source-verification { grid-template-columns: 1fr; gap: 8px; }
  .workflow-steps { gap: 28px 20px; }
  .boundaries { grid-template-columns: 1fr; padding: 24px; gap: 16px; margin-bottom: 64px; }
  .boundaries p { grid-column: 1; grid-row: auto; }
  .boundaries .text-link { grid-row: 3; }
  .getting-started { grid-template-columns: 1fr; gap: 32px; padding: 28px; margin-bottom: 48px; }
  .footer { flex-direction: column; align-items: flex-start; }
  .footer-links { flex-wrap: wrap; gap: 22px; }
}
@media (max-width: 400px) {
  .frame { padding: 0 20px; }
  .architecture { padding: 24px; }
  .architecture-facts { grid-template-columns: 1fr; }
  .routing-figure { padding: 18px; }
  .routing-split article { padding: 20px; }
  .hot-tag { float: none; margin-bottom: 14px; }
  .agent-chain { gap: 5px; }
  .workflow-steps { grid-template-columns: 1fr; }
  .getting-started { padding: 24px; }
  .ledger-heading { padding: 14px; gap: 6px; }
  .diagram-label { font-size: 10px; }
  .ledger-tag { font-size: 8px; }
  .diagram-caption { font-size: 9px; padding: 12px 14px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button { transition: none; }
}