:root {
  --ink: #e5edf4;
  --muted: #95a6b9;
  --paper: #0c1522;
  --panel: #121f2f;
  --panel-2: #17283b;
  --line: #2b4055;
  --signal: #63c3b0;
  --signal-wash: #123a3c;
  --amber: #e6b26a;
  --red: #f08a83;
  --blue: #91bbef;
  --focus: #c4e4ff;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.55 ui-sans-serif, "Segoe UI", system-ui, sans-serif;
}
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .23;
  background-image: linear-gradient(90deg, transparent 0 96%, rgba(145,187,239,.08) 96% 100%);
  background-size: 76px 76px;
}
a { color: var(--blue); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
button, input, select { font: inherit; }
button {
  border: 1px solid transparent; border-radius: 7px; padding: 9px 13px; min-height: 40px;
  background: var(--signal); color: #082127; font-weight: 750; cursor: pointer;
}
button:hover:not(:disabled) { filter: brightness(1.08); }
button:disabled { opacity: .48; cursor: not-allowed; }
button.secondary { border-color: var(--line); color: var(--ink); background: transparent; }
header { border-bottom: 1px solid var(--line); background: rgba(12,21,34,.92); }
.topbar { max-width: 1080px; margin: auto; padding: 18px 26px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 750; letter-spacing: .03em; }
.back { text-decoration: none; font-size: 13px; white-space: nowrap; }
main { max-width: 1080px; margin: auto; padding: 36px 26px 64px; position: relative; }
.eyebrow { margin: 0 0 8px; color: var(--signal); font-size: 11px; letter-spacing: .13em; font-weight: 800; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 720px; margin-bottom: 10px; font-size: clamp(30px, 6vw, 54px); line-height: 1.03; letter-spacing: -.04em; }
h2 { margin-bottom: 3px; font-size: 17px; letter-spacing: -.015em; }
h3 { margin-bottom: 3px; font-size: 15px; }
.lede { max-width: 660px; color: var(--muted); font-size: 17px; }
.notice { margin: 26px 0 18px; border: 1px solid var(--line); border-left: 4px solid var(--amber); padding: 13px 15px; background: #202335; color: #d9d9dc; }
.notice strong { color: var(--amber); }
.grid { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 18px; align-items: start; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 20px; }
.card + .card { margin-top: 18px; }
.card-head, .run-head { display: flex; align-items: start; justify-content: space-between; gap: 15px; }
.copy, .muted { color: var(--muted); }
.copy { margin-bottom: 0; }
.health-list { margin: 17px 0 0; border-top: 1px solid var(--line); }
.health { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.health dt { color: var(--muted); } .health dd { margin: 0; font-weight: 700; }
.good { color: var(--signal); } .bad { color: var(--red); } .warn { color: var(--amber); }
.blockers { margin: 15px 0 0; padding: 12px 14px 12px 30px; background: #2a202a; border-radius: 7px; color: #f3c5bd; }
.blockers li + li { margin-top: 5px; }
.operation { margin-top: 15px; padding: 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel-2); }
.operation p { margin: 5px 0 0; font-size: 13px; color: var(--muted); }
label { display: block; margin: 16px 0 7px; color: var(--muted); font-size: 13px; font-weight: 700; }
input, select { display: block; width: 100%; min-height: 43px; padding: 9px 10px; color: var(--ink); background: #0b1725; border: 1px solid var(--line); border-radius: 7px; }
select { appearance: auto; }
.form-row, .actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.form-row { margin-top: 12px; }
.form-row .muted { font-size: 13px; }
.field-note { margin: 6px 0 0; color: var(--muted); font-size: 13px; }
.status { min-height: 22px; margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.scenario { margin-top: 16px; padding: 12px 13px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel-2); color: var(--muted); font-size: 13px; }
.scenario strong { color: var(--ink); }
.diagnostic-readiness { margin-top: 12px; padding: 11px 13px; border-left: 3px solid var(--amber); background: #202335; color: var(--amber); font-size: 13px; }
.diagnostic-readiness.ready { border-left-color: var(--signal); color: var(--signal); }
.diagnostic-readiness p { margin: 0; }
.diagnostic-readiness ul { margin: 7px 0 0; padding-left: 20px; }
.diagnostic-readiness li + li { margin-top: 3px; }
.runs { margin-top: 16px; }
.run { padding: 16px 0; border-top: 1px solid var(--line); }
.run:last-child { border-bottom: 1px solid var(--line); }
.run-meta { display: flex; flex-wrap: wrap; gap: 7px 12px; margin-top: 7px; color: var(--muted); font-size: 13px; }
.chip { display: inline-block; border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .03em; text-transform: uppercase; }
.chip.confirmed { border-color: var(--signal); color: var(--signal); background: var(--signal-wash); }
.chip.accepted { border-color: var(--amber); color: var(--amber); }
.chip.unknown, .chip.failure { border-color: var(--red); color: var(--red); }
.detail { margin-top: 13px; padding: 13px; background: #0c1827; border: 1px solid var(--line); border-radius: 7px; }
.detail[hidden] { display: none; }
.receipt { border-left: 3px solid var(--signal); padding-left: 11px; margin: 12px 0; }
.diagnostic-result { margin: 12px 0; padding: 12px; border: 1px solid var(--line); border-radius: 7px; background: var(--panel-2); }
.diagnostic-result .kv { margin-top: 9px; }
.payload-json { margin-top: 12px; }
.payload-json summary { color: var(--blue); cursor: pointer; font-weight: 700; }
.payload-json pre { max-height: 360px; margin: 9px 0 0; padding: 10px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; color: var(--ink); background: #0b1725; border: 1px solid var(--line); border-radius: 5px; font: 12px/1.45 ui-monospace, SFMono-Regular, Consolas, monospace; }
.kv { margin: 0; display: grid; grid-template-columns: 135px 1fr; gap: 6px 12px; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; overflow-wrap: anywhere; }
.empty, .error, .loading { padding: 18px 0; color: var(--muted); }
.error { color: var(--red); }
.load-more { margin-top: 15px; }
dialog { max-width: 430px; width: calc(100% - 32px); color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 0; }
dialog::backdrop { background: rgba(4,10,18,.72); }
.dialog-body { padding: 22px; } .dialog-body p { color: var(--muted); }
.dialog-body code { color: var(--amber); }
@media (max-width: 760px) {
  .topbar { padding: 15px 17px; } main { padding: 27px 17px 44px; }
  .grid { grid-template-columns: 1fr; } .card { padding: 17px; }
  .kv { grid-template-columns: 1fr; gap: 1px; } .kv dd { margin-bottom: 8px; }
}