:root {
  --ink: #17231f;
  --ink-soft: #40514a;
  --muted: #708078;
  --line: #dce4df;
  --line-strong: #cbd7d0;
  --paper: #f8faf8;
  --surface: #ffffff;
  --surface-soft: #f1f5f2;
  --forest: #174b39;
  --forest-2: #23634c;
  --mint: #dceee4;
  --green: #347a57;
  --amber: #b86a1b;
  --amber-soft: #fff0d9;
  --blue: #315f80;
  --blue-soft: #e2eef5;
  --shadow: 0 18px 50px rgba(24, 52, 42, .1);
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 15px/1.55 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; transform: translateY(-150%); padding: 10px 14px; color: #fff; background: var(--forest); border-radius: 8px; }
.skip-link:focus { transform: none; }

.topbar { position: sticky; z-index: 50; top: 0; height: 72px; display: grid; grid-template-columns: 280px 1fr auto; align-items: center; gap: 24px; padding: 0 28px; background: rgba(255,255,255,.94); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); }
.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; }
.brand-mark { display: grid; width: 38px; height: 38px; place-items: center; color: #fff; background: var(--forest); border-radius: 11px; }
.brand-mark svg { width: 24px; fill: currentColor; }
.brand b, .brand small { display: block; }
.brand b { letter-spacing: -.01em; }
.brand small { margin-top: -2px; color: var(--muted); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; }
.primary-nav { display: flex; justify-content: center; gap: 6px; }
.nav-item { padding: 9px 15px; color: var(--muted); background: transparent; border: 0; border-radius: 9px; cursor: pointer; font-weight: 650; }
.nav-item:hover { color: var(--ink); background: var(--surface-soft); }
.nav-item.active { color: var(--forest); background: var(--mint); }
.top-actions { display: flex; align-items: center; gap: 8px; }
.icon-button { display: inline-grid; width: 38px; height: 38px; place-items: center; color: var(--ink-soft); background: var(--surface); border: 1px solid var(--line); border-radius: 10px; cursor: pointer; text-decoration: none; }
.icon-button:hover { border-color: var(--line-strong); background: var(--surface-soft); }
.icon-button svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
#mobile-menu { display: none; }

.app-shell { min-height: calc(100vh - 72px); display: grid; grid-template-columns: 280px minmax(0, 1fr); }
.sidebar { position: sticky; top: 72px; height: calc(100vh - 72px); display: flex; flex-direction: column; padding: 28px 22px 20px; background: #f3f6f3; border-right: 1px solid var(--line); overflow-y: auto; }
.sidebar-intro { padding: 0 8px 24px; border-bottom: 1px solid var(--line); }
.sidebar-intro h2 { margin: 7px 0 8px; font-size: 20px; line-height: 1.25; letter-spacing: -.025em; }
.sidebar-intro p { margin: 0; color: var(--muted); font-size: 13px; }
.eyebrow, .side-label { color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow.accent { color: var(--green); }
.side-section { padding: 22px 8px 0; }
.current-step { display: flex; gap: 10px; margin-top: 11px; padding: 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 12px; }
.status-dot { flex: 0 0 auto; width: 9px; height: 9px; margin-top: 5px; border-radius: 50%; box-shadow: 0 0 0 4px var(--amber-soft); }
.status-dot.amber { background: var(--amber); }
.current-step b, .current-step small { display: block; }
.current-step b { font-size: 13px; }
.current-step small { color: var(--muted); font-size: 11px; line-height: 1.35; }
.side-link { width: 100%; display: flex; justify-content: space-between; margin-top: 3px; padding: 9px 10px; color: var(--ink-soft); background: transparent; border: 0; border-radius: 8px; cursor: pointer; text-align: left; text-decoration: none; font-size: 13px; }
.side-link:hover { color: var(--forest); background: var(--mint); }
.side-foot { display: grid; gap: 3px; margin-top: auto; padding: 20px 8px 0; color: var(--muted); font-size: 10px; }

.main-content { min-width: 0; }
.view { display: none; }
.view.active { display: block; }
.hero { min-height: 500px; display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(360px, .88fr); gap: 64px; align-items: center; padding: 72px clamp(36px, 6vw, 96px); color: #fff; background: radial-gradient(circle at 78% 24%, rgba(90,154,119,.3), transparent 28%), linear-gradient(135deg, #143c30 0%, #1b4a3a 55%, #17382e 100%); }
.hero h1, .page-heading h1 { margin: 12px 0 18px; font-size: clamp(40px, 5vw, 68px); line-height: 1.02; letter-spacing: -.055em; }
.hero-lede { max-width: 760px; margin: 0; color: #d7e4dd; font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 17px; border: 1px solid transparent; border-radius: 10px; cursor: pointer; font-weight: 700; text-decoration: none; }
.button-primary { color: var(--forest); background: #f2faf5; }
.button-primary:hover { background: #fff; transform: translateY(-1px); }
.button-secondary { color: #fff; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.25); }
.button-secondary:hover { background: rgba(255,255,255,.14); }
.button-quiet { min-height: 38px; color: var(--forest); background: var(--surface); border-color: var(--line); font-size: 12px; }
.hero-visual { max-width: 480px; padding: 28px; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.16); border-radius: 22px; box-shadow: 0 24px 60px rgba(0,0,0,.16); }
.flow-node { display: flex; align-items: center; gap: 14px; color: #9fb6ab; }
.flow-node > span { display: grid; flex: 0 0 auto; width: 36px; height: 36px; place-items: center; border: 1px solid rgba(255,255,255,.22); border-radius: 50%; font-size: 12px; font-weight: 800; }
.flow-node b, .flow-node small { display: block; }
.flow-node b { color: #d5e2db; }
.flow-node small { font-size: 12px; }
.flow-node.complete > span { color: var(--forest); background: #b9dec8; border-color: #b9dec8; }
.flow-node.complete b { color: #fff; }
.flow-node.current { color: #ffdaa8; }
.flow-node.current > span { color: #fff; background: var(--amber); border-color: var(--amber); box-shadow: 0 0 0 5px rgba(227,148,62,.14); }
.flow-node.current b { color: #fff; }
.flow-line { width: 1px; height: 26px; margin: 5px 0 5px 18px; background: rgba(255,255,255,.18); }
.flow-line.complete { background: #8cc1a2; }

.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin: -30px clamp(24px, 5vw, 80px) 0; position: relative; z-index: 2; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.metric { display: flex; align-items: center; gap: 13px; padding: 24px; }
.metric + .metric { border-left: 1px solid var(--line); }
.metric-icon { display: grid; flex: 0 0 auto; width: 36px; height: 36px; place-items: center; border-radius: 10px; font-weight: 800; }
.metric-icon.green { color: var(--green); background: var(--mint); }
.metric-icon.blue { color: var(--blue); background: var(--blue-soft); }
.metric-icon.amber { color: var(--amber); background: var(--amber-soft); }
.metric-icon.slate { color: var(--ink-soft); background: var(--surface-soft); }
.metric strong, .metric span { display: block; }
.metric strong { font-size: 21px; line-height: 1.1; }
.metric div > span { margin-top: 4px; color: var(--muted); font-size: 11px; }

.content-section { padding: 74px clamp(24px, 5vw, 80px); border-bottom: 1px solid var(--line); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 28px; }
.section-heading h2 { margin: 7px 0 0; font-size: clamp(28px, 3vw, 42px); line-height: 1.1; letter-spacing: -.04em; }
.text-link { color: var(--forest-2); font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.status-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 18px; }
.status-card, .compact-card, .track-card, .source-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.status-card { padding: 30px; }
.status-now { background: linear-gradient(145deg, #fffaf2, #fff); border-color: #eed8b7; }
.card-kicker { color: var(--amber); font-size: 11px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.status-card h3 { margin: 10px 0 12px; font-size: 27px; letter-spacing: -.035em; }
.status-card p, .compact-card p, .track-card p, .source-card p { color: var(--muted); }
.tag-row { display: flex; gap: 7px; margin-top: 20px; }
.tag { display: inline-flex; padding: 4px 9px; color: var(--ink-soft); background: var(--surface-soft); border: 1px solid var(--line); border-radius: 999px; font-size: 10px; font-weight: 750; text-transform: uppercase; letter-spacing: .06em; }
.tag.warning { color: #874a0e; background: var(--amber-soft); border-color: #efd2aa; }
.tag.success { color: #24603f; background: var(--mint); border-color: #bfddca; }
.status-stack { display: grid; gap: 10px; }
.compact-card { display: grid; grid-template-columns: 65px 1fr; gap: 15px; padding: 18px; }
.compact-card h3 { margin: 0 0 4px; font-size: 15px; }
.compact-card p { margin: 0; font-size: 12px; }
.mini-state { align-self: start; padding: 5px 7px; text-align: center; border-radius: 7px; font-size: 9px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.mini-state.done { color: #24603f; background: var(--mint); }
.mini-state.ready { color: var(--blue); background: var(--blue-soft); }
.mini-state.gated { color: var(--muted); background: var(--surface-soft); }
.track-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.track-card { position: relative; padding: 30px; overflow: hidden; }
.track-card::after { content: ""; position: absolute; right: -70px; bottom: -90px; width: 190px; height: 190px; border-radius: 50%; background: var(--mint); opacity: .45; }
.track-card.delivery::after { background: var(--blue-soft); }
.track-top { display: flex; justify-content: space-between; align-items: center; }
.track-number { color: var(--line-strong); font-size: 34px; font-weight: 850; }
.track-card h3 { margin: 18px 0 8px; font-size: 25px; letter-spacing: -.035em; }
.track-card ol { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 22px 0 0; padding: 0; list-style: none; counter-reset: item; }
.track-card li { padding: 9px 10px; background: var(--surface-soft); border-radius: 8px; color: var(--ink-soft); font-size: 12px; }
.source-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.source-card { display: flex; gap: 17px; padding: 22px; }
.source-card.active-source { border-color: #a8cfb7; box-shadow: inset 3px 0 var(--green); }
.source-icon { display: grid; flex: 0 0 auto; width: 40px; height: 40px; place-items: center; color: #fff; background: var(--forest); border-radius: 11px; font-weight: 850; }
.source-icon.governance { background: #76542f; }
.source-icon.birdie { background: #3d6c76; }
.source-icon.docs { background: #596f64; }
.source-card h3 { margin: 0; font-size: 17px; }
.source-card p { margin: 4px 0 10px; font-size: 12px; }
.source-card code { color: var(--forest); font-size: 11px; }
.source-note { display: block; width: fit-content; margin-top: 8px; padding: 3px 7px; color: var(--amber); background: var(--amber-soft); border-radius: 5px; font-size: 9px; font-weight: 750; text-transform: uppercase; }
.principle-callout { display: flex; gap: 18px; margin-top: 18px; padding: 20px 22px; color: #d9e6df; background: var(--forest); border-radius: 14px; }
.principle-callout b { flex: 0 0 260px; color: #fff; }

.page-heading { padding: 70px clamp(24px, 6vw, 92px) 54px; background: linear-gradient(180deg, #edf4ef, var(--paper)); border-bottom: 1px solid var(--line); }
.page-heading h1 { max-width: 850px; margin-top: 12px; color: var(--ink); font-size: clamp(38px, 5vw, 62px); }
.page-heading p { max-width: 760px; margin: 0 0 25px; color: var(--muted); font-size: 17px; }
.page-heading .button-primary { color: #fff; background: var(--forest); }
.roadmap-summary { padding: 38px clamp(24px, 6vw, 92px) 90px; }
.phase-row { display: grid; grid-template-columns: 64px 1fr auto; gap: 20px; align-items: start; padding: 23px 0; border-bottom: 1px solid var(--line); }
.phase-index { display: grid; width: 42px; height: 42px; place-items: center; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 12px; font-weight: 800; }
.phase-row.done .phase-index { color: var(--green); background: var(--mint); border-color: #bedcc9; }
.phase-row.current .phase-index { color: #fff; background: var(--amber); border-color: var(--amber); box-shadow: 0 0 0 5px var(--amber-soft); }
.phase-row h2 { margin: 0 0 6px; font-size: 21px; letter-spacing: -.025em; }
.phase-row p { max-width: 760px; margin: 0; color: var(--muted); }
.phase-meta { min-width: 100px; text-align: right; }
.phase-meta b, .phase-meta span { display: block; }
.phase-meta b { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.phase-meta span { margin-top: 4px; color: var(--muted); font-size: 11px; }

.library-heading { display: flex; justify-content: space-between; align-items: end; }
.library-heading h1 { margin-bottom: 12px; }
.library-heading p { margin-bottom: 0; }
.library-count { flex: 0 0 auto; padding: 18px 24px; text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; }
.library-count strong, .library-count span { display: block; }
.library-count strong { color: var(--forest); font-size: 30px; line-height: 1; }
.library-count span { margin-top: 5px; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; }
.library-tools { position: sticky; z-index: 10; top: 72px; display: flex; align-items: center; gap: 16px; padding: 16px clamp(24px, 6vw, 92px); background: rgba(248,250,248,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.search-box { min-width: 280px; max-width: 470px; flex: 1; display: flex; align-items: center; gap: 9px; padding: 0 12px; background: var(--surface); border: 1px solid var(--line); border-radius: 10px; }
.search-box:focus-within { border-color: #86b39a; box-shadow: 0 0 0 3px rgba(55,128,88,.1); }
.search-box svg { flex: 0 0 auto; width: 18px; fill: none; stroke: var(--muted); stroke-width: 2; }
.search-box input { min-width: 0; width: 100%; padding: 11px 0; color: var(--ink); background: transparent; border: 0; outline: 0; }
.search-box kbd { padding: 2px 6px; color: var(--muted); background: var(--surface-soft); border: 1px solid var(--line); border-radius: 5px; font-size: 10px; }
.filter-row { display: flex; gap: 6px; overflow-x: auto; }
.filter-chip { flex: 0 0 auto; padding: 7px 10px; color: var(--muted); background: var(--surface); border: 1px solid var(--line); border-radius: 999px; cursor: pointer; font-size: 11px; font-weight: 700; }
.filter-chip:hover, .filter-chip.active { color: var(--forest); background: var(--mint); border-color: #bad9c5; }
.library-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 34px; align-items: start; padding: 34px clamp(24px, 6vw, 92px) 90px; }
.document-group + .document-group { margin-top: 34px; }
.group-heading { display: flex; align-items: center; justify-content: space-between; padding-bottom: 9px; border-bottom: 1px solid var(--line); }
.group-heading h2 { margin: 0; font-size: 14px; letter-spacing: .02em; }
.group-heading span { color: var(--muted); font-size: 11px; }
.document-card { width: 100%; display: grid; grid-template-columns: 1fr auto; gap: 20px; margin-top: 8px; padding: 17px 18px; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 12px; cursor: pointer; text-align: left; }
.document-card:hover { border-color: #a9cab7; box-shadow: 0 8px 24px rgba(28,73,56,.06); transform: translateY(-1px); }
.document-card h3 { margin: 0 0 5px; font-size: 15px; }
.document-card p { margin: 0; color: var(--muted); font-size: 12px; }
.document-card-meta { display: flex; gap: 7px; align-items: center; margin-top: 10px; }
.document-card time, .doc-type { color: var(--muted); font-size: 10px; }
.doc-status { align-self: start; padding: 4px 7px; color: var(--ink-soft); background: var(--surface-soft); border-radius: 6px; font-size: 9px; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.doc-status.active { color: #276143; background: var(--mint); }
.doc-status.completed { color: var(--blue); background: var(--blue-soft); }
.library-guide { position: sticky; top: 154px; padding: 24px; background: var(--forest); border-radius: 16px; color: #dce8e1; }
.library-guide h2 { margin: 8px 0 14px; color: #fff; font-size: 20px; line-height: 1.25; }
.library-guide ol { margin: 0; padding-left: 20px; }
.library-guide li { padding: 4px 0; }
.library-guide button { padding: 0; color: #fff; background: transparent; border: 0; cursor: pointer; text-align: left; text-decoration: underline; text-decoration-color: rgba(255,255,255,.25); text-underline-offset: 3px; }
.library-guide p { margin: 18px 0 0; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.14); font-size: 11px; }
.empty-state { padding: 50px 20px; color: var(--muted); text-align: center; background: var(--surface); border: 1px dashed var(--line-strong); border-radius: 14px; }

.reader { position: fixed; z-index: 100; inset: 0; display: none; }
.reader.open { display: block; }
.reader-backdrop { position: absolute; inset: 0; width: 100%; background: rgba(12,26,21,.52); border: 0; cursor: default; backdrop-filter: blur(3px); }
.reader-panel { position: absolute; top: 0; right: 0; width: min(820px, 92vw); height: 100%; display: flex; flex-direction: column; background: var(--surface); box-shadow: -20px 0 60px rgba(0,0,0,.18); animation: slide-in .22s ease-out; }
@keyframes slide-in { from { transform: translateX(30px); opacity: .7; } }
.reader-header { display: flex; align-items: start; justify-content: space-between; gap: 18px; padding: 24px 28px 17px; border-bottom: 1px solid var(--line); }
.reader-header h2 { margin: 5px 0 0; font-size: 23px; line-height: 1.2; letter-spacing: -.03em; }
.reader-actions { display: flex; gap: 7px; }
.reader-actions .icon-button { font-size: 21px; }
.reader-meta { display: flex; flex-wrap: wrap; gap: 7px; padding: 12px 28px; background: var(--surface-soft); border-bottom: 1px solid var(--line); }
.reader-meta span { color: var(--muted); font-size: 10px; }
.reader-body { flex: 1; padding: 34px clamp(24px, 6vw, 58px) 80px; overflow-y: auto; }
.loading-state { padding: 80px 20px; color: var(--muted); text-align: center; }
.prose { color: #263832; font-size: 15px; line-height: 1.72; }
.prose h1 { margin: 0 0 30px; font-size: 34px; line-height: 1.15; letter-spacing: -.04em; }
.prose h2 { margin: 42px 0 14px; padding-top: 12px; border-top: 1px solid var(--line); font-size: 24px; letter-spacing: -.03em; }
.prose h3 { margin: 28px 0 10px; font-size: 18px; }
.prose p { margin: 0 0 16px; }
.prose a { color: var(--forest-2); }
.prose code { padding: 2px 5px; background: var(--surface-soft); border-radius: 5px; font-size: .88em; }
.prose pre { padding: 18px; overflow-x: auto; color: #ecf5f0; background: #19372c; border-radius: 10px; }
.prose pre code { padding: 0; background: transparent; }
.prose blockquote { margin: 20px 0; padding: 4px 0 4px 18px; color: var(--muted); border-left: 3px solid #9fc8af; }
.prose table { width: 100%; border-collapse: collapse; font-size: 12px; }
.prose th, .prose td { padding: 9px; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.prose th { background: var(--surface-soft); }
.prose img { max-width: 100%; }
.prose .mermaid { overflow-x: auto; }
body.reader-open { overflow: hidden; }

@media (max-width: 1050px) {
  .topbar { grid-template-columns: 1fr auto; }
  .primary-nav { position: fixed; top: 72px; left: 0; right: 0; display: none; justify-content: stretch; padding: 10px 18px; background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .primary-nav.open { display: grid; grid-template-columns: repeat(3, 1fr); }
  #mobile-menu { display: inline-grid; }
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: static; height: auto; display: none; }
  .hero { grid-template-columns: 1fr; gap: 42px; }
  .hero-visual { max-width: none; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .metric:nth-child(4) { border-top: 1px solid var(--line); }
}

@media (max-width: 760px) {
  .topbar { height: 64px; padding: 0 15px; }
  .brand small { display: none; }
  .button-quiet { display: none; }
  .primary-nav { top: 64px; }
  .hero { min-height: 0; padding: 52px 22px 74px; }
  .hero h1, .page-heading h1 { font-size: 39px; }
  .hero-lede { font-size: 16px; }
  .metric-grid { margin: -34px 14px 0; }
  .metric { padding: 17px 14px; }
  .metric strong { font-size: 18px; }
  .content-section { padding: 56px 20px; }
  .section-heading { align-items: start; flex-direction: column; }
  .status-layout, .track-grid, .source-grid { grid-template-columns: 1fr; }
  .track-card ol { grid-template-columns: 1fr; }
  .principle-callout { flex-direction: column; }
  .principle-callout b { flex-basis: auto; }
  .page-heading { padding: 52px 22px 42px; }
  .phase-row { grid-template-columns: 46px 1fr; gap: 13px; }
  .phase-meta { grid-column: 2; text-align: left; }
  .library-heading { align-items: start; flex-direction: column; }
  .library-count { display: none; }
  .library-tools { top: 64px; align-items: stretch; flex-direction: column; padding: 12px 18px; }
  .search-box { min-width: 0; max-width: none; }
  .library-layout { grid-template-columns: 1fr; padding: 25px 18px 70px; }
  .library-guide { position: static; order: -1; }
  .reader-panel { width: 100%; }
  .reader-header { padding: 18px; }
  .reader-body { padding: 28px 20px 60px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; transition-duration: .01ms !important; }
}