:root{
  --bg:#0e1116; --panel:#161b22; --panel2:#1c2230; --line:#2a3240;
  --fg:#e6edf3; --muted:#8b98a9; --dim:#5d6b7d;
  --ok:#3fb950; --warn:#d29922; --bad:#f85149; --unknown:#8b949e; --idle:#6e7681; --accent:#4c8dff;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--fg);
  font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif}
a{color:var(--accent);text-decoration:none}

/* layout */
.wrap{max-width:1400px;margin:0 auto;padding:20px}
.centred{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
section{margin-bottom:28px}
h1{font-size:20px;margin:0 0 4px}
h2{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);
  margin:0 0 12px;font-weight:600}
h2 .sub{text-transform:none;letter-spacing:0;color:var(--dim);font-weight:400;margin-left:8px}

/* topbar */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:12px 20px;background:var(--panel);border-bottom:1px solid var(--line)}
.brand{font-weight:600;letter-spacing:.02em}
.brand .ver{color:var(--dim);font-weight:400;font-size:11px;margin-left:6px}
.back{margin-right:6px}
.topbar-right{display:flex;align-items:center;gap:12px}
.user{color:var(--muted);font-size:13px}
.live{font-size:11px;padding:3px 8px;border-radius:99px;border:1px solid var(--line);color:var(--muted)}
.live[data-state="live"]{color:var(--ok);border-color:#1f6f2e}
.live[data-state="stale"]{color:var(--warn);border-color:#6b4c0e}
.live[data-state="error"]{color:var(--bad);border-color:#6e2229}

/* safety strip */
.safety{display:flex;gap:24px;align-items:center;flex-wrap:wrap;
  padding:12px 20px;background:var(--panel2);border-bottom:1px solid var(--line)}
.safety.alarm{background:#3d1417;border-bottom-color:#6e2229}
.safety-item{display:flex;flex-direction:column;gap:2px}
.safety-item .k{font-size:10px;letter-spacing:.1em;color:var(--muted)}
.safety-item .v{font-family:var(--mono);font-size:15px;font-weight:600}
.safety-item .v.ok{color:var(--ok)} .safety-item .v.bad{color:var(--bad)}
.safety-item .v.unknown{color:var(--unknown)}
.safety-note{margin-left:auto;color:var(--dim);font-size:12px}
.safety.alarm .safety-note{color:#ffb4ab}

/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.grid.strategies{grid-template-columns:repeat(auto-fill,minmax(360px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:14px}
.card h3{margin:0;font-size:14px;font-weight:600}
.card .meta{color:var(--muted);font-size:12px;margin-top:2px}
.card .evidence{color:var(--dim);font-size:11px;font-family:var(--mono);margin-top:8px;
  word-break:break-word;line-height:1.4}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:10px}

/* badges */
.badge{font-size:10px;font-weight:700;letter-spacing:.06em;padding:3px 8px;border-radius:4px;
  white-space:nowrap;border:1px solid transparent}
.badge.HEALTHY{background:rgba(63,185,80,.14);color:var(--ok);border-color:rgba(63,185,80,.3)}
.badge.DEGRADED,.badge.STALE{background:rgba(210,153,34,.14);color:var(--warn);border-color:rgba(210,153,34,.3)}
.badge.DOWN{background:rgba(248,81,73,.14);color:var(--bad);border-color:rgba(248,81,73,.3)}
.badge.UNKNOWN{background:rgba(139,148,158,.14);color:var(--unknown);border-color:rgba(139,148,158,.3)}
.badge.NOT_IN_USE{background:rgba(110,118,129,.12);color:var(--idle);border-color:rgba(110,118,129,.3)}

/* kv rows */
.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;margin-top:10px;font-size:12px}
.kv dt{color:var(--muted)}
.kv dd{margin:0;font-family:var(--mono);word-break:break-word}
.kv dd.null{color:var(--dim)}

/* trading path */
.path{display:flex;gap:10px;flex-wrap:wrap}
.hop{flex:1;min-width:220px;background:var(--panel);border:1px solid var(--line);
  border-radius:8px;padding:12px}
.hop .hop-name{font-size:12px;color:var(--muted);margin-bottom:6px}

/* issues */
.issues .issue{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--warn);
  border-radius:6px;padding:10px 12px;margin-bottom:8px}
.issues .issue.DOWN{border-left-color:var(--bad)}
.issues .issue.UNKNOWN{border-left-color:var(--unknown)}
.issues .none{color:var(--dim);font-size:13px}

/* strategy card */
.strat-symbols{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}
.chip{font-size:10px;font-family:var(--mono);background:var(--panel2);border:1px solid var(--line);
  border-radius:4px;padding:2px 6px;color:var(--muted)}
.strat-actions{margin-top:12px}

/* login */
.login-card{width:340px;display:flex;flex-direction:column;gap:8px}
.login-card label{font-size:11px;color:var(--muted);margin-top:6px}
.login-card input{background:var(--bg);border:1px solid var(--line);border-radius:6px;
  padding:9px 10px;color:var(--fg);font-size:14px}
.login-card input:focus{outline:none;border-color:var(--accent)}
.error-card{width:460px}
.error-card .code{font-family:var(--mono);color:var(--bad);font-size:12px}

/* buttons — CC1 has no trading-control buttons anywhere */
.btn{display:inline-block;background:var(--panel2);color:var(--fg);border:1px solid var(--line);
  border-radius:6px;padding:8px 14px;font-size:13px;cursor:pointer;text-align:center}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#06101f;font-weight:600;margin-top:12px}
.btn.ghost{background:transparent;padding:6px 10px;font-size:12px}
.error{color:var(--bad);font-size:12px;margin:6px 0 0}
.muted{color:var(--muted)}
.detail .card{margin-bottom:12px}
table{width:100%;border-collapse:collapse;font-size:12px;margin-top:8px}
th,td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);font-family:var(--mono)}
th{color:var(--muted);font-family:inherit;font-weight:600;font-size:11px}
@media (max-width:640px){
  .safety{gap:14px}.safety-note{margin-left:0;width:100%}
  .wrap{padding:14px}
}

/* end-to-end verification strip — amber "unproven", never red */
.verify-strip{display:flex;gap:24px;align-items:center;flex-wrap:wrap;background:var(--panel);
  border:1px solid var(--line);border-radius:8px;padding:12px 14px;margin-bottom:12px}
.verify-strip.unproven{border-left:3px solid var(--warn)}
.verify-strip.verified{border-left:3px solid var(--ok)}
.verify-item{display:flex;flex-direction:column;gap:4px}
.verify-item .k{font-size:10px;letter-spacing:.1em;color:var(--muted)}
.verdict{font-family:var(--mono);font-size:12px;font-weight:600}
.verdict.pending{color:var(--warn)} .verdict.ok{color:var(--ok)}
.verify-note{margin-left:auto;color:var(--dim);font-size:12px;max-width:52ch}

/* two separated signal panels */
.sig-panels{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.sig-panel{background:var(--panel2);border:1px solid var(--line);border-radius:6px;padding:10px}
.sig-panel.external{border-left:3px solid var(--accent)}
.sig-panel.history{border-left:3px solid var(--idle)}
.sig-title{font-size:10px;letter-spacing:.08em;color:var(--muted);font-weight:700;margin-bottom:4px}
@media (max-width:820px){.sig-panels{grid-template-columns:1fr}.verify-note{margin-left:0;width:100%}}

/* CC2 — summary cards */
.summary{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.sum-card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:12px}
.sum-card.ok{border-left:3px solid var(--ok)}
.sum-card.warn{border-left:3px solid var(--warn)}
.sum-card.bad{border-left:3px solid var(--bad)}
.sum-card.unknown{border-left:3px solid var(--unknown)}
.sum-k{font-size:10px;letter-spacing:.09em;color:var(--muted);text-transform:uppercase}
.sum-v{font-family:var(--mono);font-size:20px;font-weight:600;margin-top:4px}
.sum-sub{font-size:11px;color:var(--dim);margin-top:2px}

/* read-only badge in the safety strip */
.ro-badge{font-size:10px;font-weight:700;letter-spacing:.08em;padding:3px 8px;border-radius:4px;
  border:1px solid var(--line);color:var(--muted);background:var(--panel)}

/* strategy card extras */
.reasons{margin-top:8px;font-size:11px;color:var(--warn);line-height:1.4}
.small{font-size:12px}
.detail-head{margin-bottom:20px}

/* STALE: values remain visible but are unmistakably not current */
body.stale .summary,body.stale .grid,body.stale .issues,
body.stale #sd-header,body.stale #sd-feed,body.stale #sd-activity,
body.stale #sd-deps,body.stale #sd-routes,body.stale #sd-records{opacity:.45;filter:grayscale(.7)}
body.stale .badge{opacity:.7}
body.stale::before{content:"STALE — values below are not current";position:sticky;top:0;z-index:50;
  display:block;background:#4a3410;color:#ffd479;border-bottom:1px solid #6b4c0e;
  padding:6px 20px;font-size:12px;letter-spacing:.04em}

/* ---- CC3 control surface ---- */
.btnrow { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .75rem; }
.btn.primary { background: var(--accent, #2b6cb0); color: #fff; border-color: transparent; }
.btn.danger { background: #9b2c2c; color: #fff; border-color: transparent; }
.card.degraded { border-left: 3px solid #b7791f; }
.note { color: var(--muted, #718096); font-size: .85rem; margin-top: .5rem; }
dialog.confirm { border: 1px solid var(--line, #2d3748); border-radius: 8px; max-width: 34rem;
                 padding: 1.25rem; background: var(--card, #1a202c); color: inherit; }
dialog.confirm::backdrop { background: rgba(0,0,0,.55); }
dialog.confirm h3 { margin: 0 0 .5rem; }
dialog.confirm menu { display: flex; gap: .5rem; justify-content: flex-end; margin: 1rem 0 0; padding: 0; }
.cd-reason { display: block; margin-top: .75rem; font-size: .85rem; }
.cd-reason input { width: 100%; margin-top: .25rem; padding: .4rem; }
.err { color: #fc8181; font-size: .85rem; }