:root{
    --gold:#C9A227; --gold-dark:#9a7b16; --gold-light:#f3e9c6;
    --ink:#1b1d22; --muted:#5b616e; --line:#e7e4db;
    --bg:#fafaf7; --card:#ffffff; --accent:#15324d;
    --navbg:#11263a; --navbg2:#0c1d2e;
    --ok:#1f8a4c; --warn:#b8860b; --high:#c0392b; --crit:#a01818;
    --radius:12px;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
       color:var(--ink);background:var(--bg);line-height:1.62;font-size:15.5px}
  a{color:var(--gold-dark);text-decoration:none}
  a:hover{text-decoration:underline}

  .layout{display:grid;grid-template-columns:300px 1fr;min-height:100vh}

  /* Sidebar */
  nav{position:sticky;top:0;align-self:start;height:100vh;display:flex;flex-direction:column;
      background:linear-gradient(180deg,var(--navbg),var(--navbg2));color:#cdd9e5}
  .nav-brand{padding:20px 22px 14px;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-brand .b1{display:flex;align-items:center;gap:10px}
  .nav-brand .dot{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,var(--gold),#e7c95a);
                  box-shadow:0 0 0 3px rgba(201,162,39,.18)}
  .nav-brand h1{font-size:17px;margin:0;color:#fff;letter-spacing:.3px}
  .nav-brand p{margin:3px 0 0 36px;font-size:11.5px;color:#8aa2ba;letter-spacing:.04em}
  .nav-search{padding:12px 16px}
  .nav-search input{width:100%;padding:9px 12px;border-radius:9px;border:1px solid rgba(255,255,255,.12);
        background:rgba(255,255,255,.06);color:#eaf1f8;font-size:13.5px;outline:none}
  .nav-search input::placeholder{color:#7d93aa}
  .nav-scroll{overflow-y:auto;flex:1;padding:4px 10px 24px}
  .nav-group{margin-top:14px}
  .nav-group > .g-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.13em;color:#6f87a0;
        padding:6px 12px;font-weight:700}
  nav a.m-link{display:flex;align-items:center;justify-content:space-between;gap:8px;
        color:#c3d2e0;padding:7px 12px;border-radius:8px;font-size:13.5px;margin:1px 0}
  nav a.m-link .code{font-size:11px;color:#7d93aa;font-family:ui-monospace,Menlo,monospace}
  nav a.m-link:hover{background:rgba(255,255,255,.07);color:#fff;text-decoration:none}
  nav a.m-link.active{background:var(--gold);color:#1b1d22;font-weight:600}
  nav a.m-link.active .code{color:#5c4d10}
  .nav-foot{padding:12px 18px;border-top:1px solid rgba(255,255,255,.08);font-size:11px;color:#6f87a0}

  /* Main */
  main{padding:0;max-width:100%}
  .topbar{position:sticky;top:0;z-index:5;background:rgba(250,250,247,.92);backdrop-filter:blur(6px);
          border-bottom:1px solid var(--line);padding:14px 48px;display:flex;align-items:center;justify-content:space-between}
  .topbar .crumbs{font-size:13px;color:var(--muted)}
  .topbar .crumbs b{color:var(--ink)}
  .topbar .legend{display:flex;gap:8px;align-items:center;font-size:11px;color:var(--muted)}
  .content{padding:8px 48px 80px;max-width:1000px}

  /* Hero / intro */
  .hero{padding:40px 0 8px;border-bottom:1px solid var(--line);margin-bottom:8px}
  .hero .eyebrow{color:var(--gold-dark);font-weight:700;font-size:12.5px;letter-spacing:.14em;text-transform:uppercase}
  .hero h1{font-size:32px;margin:8px 0 8px;letter-spacing:-.5px}
  .hero p{color:var(--muted);font-size:16px;max-width:70ch;margin:0 0 14px}
  .hero .stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:18px}
  .hero .stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px 18px;min-width:120px}
  .hero .stat .n{font-size:24px;font-weight:700;color:var(--accent)}
  .hero .stat .l{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
  .domain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin:24px 0 10px}
  .domain-card{background:var(--card);border:1px solid var(--line);border-top:3px solid var(--gold);
        border-radius:var(--radius);padding:16px 18px}
  .domain-card h4{margin:0 0 6px;font-size:15px}
  .domain-card p{margin:0;font-size:13px;color:var(--muted)}

  /* Module sections */
  section.module{padding:40px 0;border-bottom:1px solid var(--line);scroll-margin-top:72px}
  section.module .kicker{color:var(--gold-dark);font-weight:700;font-size:12px;letter-spacing:.13em;
        text-transform:uppercase;margin:0 0 6px}
  section.module .mod-title{font-size:25px;margin:0 0 6px;display:flex;align-items:center;gap:12px;flex-wrap:wrap}
  .mod-code{font-size:13px;font-family:ui-monospace,Menlo,monospace;background:var(--gold-light);
        color:var(--gold-dark);padding:2px 9px;border-radius:6px;font-weight:600}
  section.module .lead{font-size:16px;color:var(--ink);margin:0 0 14px;max-width:74ch}
  section.module h3{font-size:15px;margin:24px 0 8px;color:var(--accent);text-transform:uppercase;
        letter-spacing:.05em;border-left:3px solid var(--gold);padding-left:10px}
  section.module h4{font-size:15px;margin:18px 0 6px;color:var(--ink)}
  section.module p{margin:0 0 12px;max-width:78ch}
  section.module ul{margin:6px 0 14px;padding-left:20px}
  section.module ul li{margin-bottom:5px}

  .chips{display:flex;flex-wrap:wrap;gap:7px;margin:8px 0 6px}
  .chip{display:inline-block;background:#eef1f4;color:#3b4655;border:1px solid #e0e5eb;
        font-size:11.5px;padding:3px 10px;border-radius:999px;font-weight:600}

  table.fr{width:100%;border-collapse:collapse;margin:10px 0 6px;font-size:14px;background:var(--card);
        border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
  table.fr th,table.fr td{text-align:left;padding:9px 13px;border-bottom:1px solid var(--line);vertical-align:top}
  table.fr th{background:#f4f1e8;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
  table.fr tr:last-child td{border-bottom:none}
  table.fr td:first-child{white-space:nowrap}
  table.fr code{background:#f0eee6;padding:1px 6px;border-radius:5px;font-size:12px;color:var(--gold-dark);font-weight:600}

  .pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:11px;font-weight:700;white-space:nowrap}
  .p-must{background:#fdeceb;color:var(--high)}
  .p-should{background:#fff5e0;color:var(--warn)}
  .p-could{background:#eaf6ee;color:var(--ok)}

  .known{border-radius:9px;padding:11px 15px;margin:9px 0;font-size:13.5px;border:1px solid var(--line);
        border-left-width:4px;background:var(--card)}
  .known.sev-crit{border-left-color:var(--crit);background:#fdf0f0}
  .known.sev-high{border-left-color:var(--high);background:#fdf3f2}
  .known.sev-med{border-left-color:var(--warn);background:#fffaf0}
  .known.sev-low{border-left-color:var(--muted);background:#f8f8f6}

  .hidden{display:none !important}
  .noresult{padding:40px 0;color:var(--muted);font-style:italic}

  @media (max-width:920px){
    .layout{grid-template-columns:1fr}
    nav{position:static;height:auto}
    .nav-scroll{max-height:300px}
    .topbar,.content{padding-left:22px;padding-right:22px}
  }
  /* fix accidental token */
  :root{--accent2:#1d4e6f}


/* ===== Hub navigation additions ===== */
.nav-home{display:inline-block;color:#8aa2ba;font-size:12px;font-weight:600;margin-bottom:8px;letter-spacing:.03em}
.nav-home:hover{color:#fff;text-decoration:none}
.crumbs a{color:var(--gold-dark);font-weight:600}

/* ===== Hub landing page ===== */
body.hub{background:var(--bg)}
.hub-shell{max-width:1080px;margin:0 auto;padding:38px 28px 70px}
.hub-header{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding-bottom:22px;border-bottom:2px solid var(--gold);margin-bottom:8px}
.hub-brand{display:flex;align-items:center;gap:14px}
.hub-brand .dot{width:38px;height:38px;border-radius:10px;background:linear-gradient(135deg,var(--gold),#e7c95a);
  box-shadow:0 0 0 4px rgba(201,162,39,.16)}
.hub-brand h1{margin:0;font-size:24px;letter-spacing:-.3px}
.hub-brand p{margin:2px 0 0;font-size:12.5px;color:var(--muted);letter-spacing:.03em}
.hub-search input{width:260px;max-width:60vw;padding:10px 14px;border-radius:10px;border:1px solid var(--line);
  background:var(--card);font-size:14px;outline:none}
.hub-search input:focus{border-color:var(--gold)}
.hub-intro{padding:26px 0 6px}
.hub-intro h2{margin:0 0 6px;font-size:15px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent)}
.hub-intro p{margin:0;color:var(--muted);max-width:70ch}
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin-top:18px}
.project-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-top:3px solid var(--gold);border-radius:14px;padding:20px 22px;text-decoration:none;color:var(--ink);
  transition:box-shadow .15s ease,transform .15s ease}
a.project-card:hover{box-shadow:0 8px 26px rgba(20,40,70,.12);transform:translateY(-2px);text-decoration:none}
.pc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.pc-badge{background:var(--accent);color:#fff;font-size:11px;font-weight:700;padding:2px 10px;border-radius:6px;letter-spacing:.04em}
.pc-status{font-size:11px;font-weight:700;color:var(--ok);background:#eaf6ee;padding:2px 10px;border-radius:999px}
.project-card h3{margin:0 0 6px;font-size:18px}
.project-card p{margin:0 0 14px;font-size:13.5px;color:var(--muted);line-height:1.55;flex:1}
.pc-meta{display:flex;gap:8px;margin-bottom:12px}
.pc-meta span{font-size:11.5px;color:#3b4655;background:#eef1f4;border:1px solid #e0e5eb;padding:3px 10px;border-radius:999px;font-weight:600}
.pc-cta{font-size:13px;font-weight:700;color:var(--gold-dark)}
.project-card.placeholder{border-top-color:var(--line);border-style:dashed;background:transparent;justify-content:center}
.project-card.placeholder h3{color:var(--muted);font-size:15px}
.project-card.placeholder p{flex:none}
.project-card.placeholder code{background:#f0eee6;padding:1px 6px;border-radius:5px;font-size:12px;color:var(--gold-dark)}
.hub-foot{margin-top:34px;padding-top:18px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.hidden{display:none !important}

/* ===== Process Flows page ===== */

/* Doc tabs — Module Requirements <-> Process Flows (under nav brand) */
.doc-tabs{display:flex;gap:6px;margin:12px 16px 2px}
.doc-tab{flex:1;text-align:center;font-size:12px;font-weight:600;padding:7px 8px;border-radius:8px;
  color:#c3d2e0;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10)}
.doc-tab:hover{background:rgba(255,255,255,.10);color:#fff;text-decoration:none}
.doc-tab.active{background:var(--gold);color:#1b1d22;border-color:var(--gold)}

/* Phase divider */
.phase-head{display:flex;align-items:center;gap:14px;margin:36px 0 0;padding-top:20px}
.phase-head .pl{display:flex;align-items:center;justify-content:center;width:34px;height:34px;flex:none;
  border-radius:9px;background:var(--gold-light);color:var(--gold-dark);font-weight:800;font-size:15px}
.phase-head .pt{font-size:12.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.phase-head .pd{font-size:12.5px;color:var(--muted)}
.phase-head .pr{flex:1;height:1px;background:var(--line)}

/* flow section reuses section.module base */
section.module.flow{padding-top:30px}
section.module.flow .mod-title{font-size:23px}

/* Meta grid */
.flow-meta{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:10px 18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin:12px 0 4px}
.flow-meta .fm .k{font-size:10.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);font-weight:700;margin-bottom:3px}
.flow-meta .fm .v{font-size:13.5px;color:var(--ink)}
.flow-meta .fm.touch{grid-column:1/-1}
.flow-meta .fm.touch .v{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.flow-meta a.tchip{font-size:11.5px;font-weight:600;background:var(--gold-light);color:var(--gold-dark);
  border:1px solid #e8dcae;padding:3px 9px;border-radius:999px}
.flow-meta a.tchip:hover{text-decoration:none;background:#efe3b8}

/* Step timeline */
ol.steps{list-style:none;margin:8px 0 6px;padding:0;position:relative}
ol.steps>li.step{position:relative;padding:0 0 17px 44px;min-height:34px}
ol.steps>li.step:before{content:"";position:absolute;left:15px;top:28px;bottom:-2px;width:2px;background:var(--line)}
ol.steps>li.step:last-child:before{display:none}
.step-num{position:absolute;left:0;top:0;width:31px;height:31px;border-radius:50%;background:var(--accent);
  color:#fff;font-weight:700;font-size:13.5px;display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 4px var(--bg)}
.step-bd{padding-top:4px}
.step-bd .act{font-size:14.5px;color:var(--ink)}
.step-actor{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.02em;padding:2px 8px;border-radius:999px;
  background:#e9eef4;color:var(--accent);border:1px solid #d8e0e9;margin-right:8px;vertical-align:1px;white-space:nowrap}
.step-sys{display:block;font-size:12.5px;color:var(--muted);margin-top:4px}
.step-sys b{color:var(--gold-dark);font-weight:700}

/* Stock status transition chain */
.stock-move{display:inline-flex;flex-wrap:wrap;align-items:center;gap:6px;margin:3px 0;vertical-align:middle}
.stock-move .s{font-size:11px;font-weight:700;font-family:ui-monospace,Menlo,monospace;background:#eef1f4;
  color:#3b4655;border:1px solid #e0e5eb;padding:2px 8px;border-radius:6px}
.stock-move .arr{color:var(--gold-dark);font-size:13px;font-weight:700}

/* Ledger posting table */
table.ledger{width:100%;border-collapse:collapse;margin:10px 0 6px;font-size:13.5px;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
table.ledger th,table.ledger td{text-align:left;padding:8px 13px;border-bottom:1px solid var(--line);vertical-align:top}
table.ledger th{background:#f4f1e8;font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}
table.ledger tr:last-child td{border-bottom:none}
table.ledger td:first-child{white-space:nowrap}
table.ledger .dr{color:var(--high);font-weight:700;font-size:10.5px;letter-spacing:.04em}
table.ledger .cr{color:var(--ok);font-weight:700;font-size:10.5px;letter-spacing:.04em}
table.ledger .acct{font-weight:600;color:var(--ink)}

/* FR cross-refs */
.frref{margin:8px 0 2px;font-size:12.5px;color:var(--muted)}
.frref a{font-family:ui-monospace,Menlo,monospace;font-size:12px;background:#f0eee6;color:var(--gold-dark);
  padding:1px 7px;border-radius:5px;font-weight:600;margin:0 4px 4px 0;display:inline-block}
.frref a:hover{text-decoration:none;background:#e9e5d3}

/* inline gap flag + related flows footer */
.flag{display:inline-block;font-size:10.5px;font-weight:700;color:var(--warn);background:#fffaf0;
  border:1px solid #f0e2bf;padding:2px 9px;border-radius:999px;margin-left:6px;letter-spacing:.02em;text-transform:uppercase}
.related{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--gold);
  border-radius:9px;padding:15px 18px;margin:26px 0 0}
.related h4{margin:0 0 6px;font-size:13.5px;color:var(--accent)}
.related p{margin:0;font-size:13px;color:var(--muted);max-width:78ch}
.related a{font-weight:600}