:root {
  color-scheme: dark;
  --bg: #020617;
  --fg: #e2e8f0;
  --accent: #6366f1;
  --accent-soft: rgba(99, 102, 241, 0.25);
  --card-bg: rgba(15, 23, 42, 0.65);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  background: radial-gradient(circle at top, #0f172a, #020617 60%);
  color: var(--fg);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px 120px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

h1 {
  font-size: clamp(2.5rem, 3vw, 3.25rem);
  margin: 0;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.card {
  background: var(--card-bg);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: 20px;
  padding: 20px;
  box-shadow: 0 20px 60px rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(16px);
}

.card h2 {
  font-size: 1.05rem;
  margin-top: 0;
  margin-bottom: 8px;
  color: rgba(226, 232, 240, 0.9);
}

.card p {
  margin: 0;
  line-height: 1.6;
  color: rgba(226, 232, 240, 0.85);
}

.card h3 {
  margin: 16px 0 8px;
  font-size: 1rem;
  color: rgba(226, 232, 240, 0.85);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 6px 12px;
  background: var(--accent-soft);
  color: var(--fg);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
}

.section-title h2 {
  margin: 0;
  font-size: 1.35rem;
}

.lede {
  font-size: 1.05rem;
  color: rgba(226, 232, 240, 0.92);
  margin-bottom: 8px;
}

.ledger-score {
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.ledger-list,
.ledger-methods,
.ledger-alerts ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ledger-list li,
.ledger-methods li,
.ledger-alerts li {
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 12px;
  padding: 12px 14px;
  line-height: 1.5;
}

.ledger-evidence {
  display: block;
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.82rem;
  color: rgba(148, 163, 184, 0.85);
  margin-top: 4px;
}

.ledger-alerts h3 {
  margin-top: 20px;
}

button {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.95), rgba(14, 165, 233, 0.85));
  border: none;
  border-radius: 12px;
  padding: 12px 20px;
  font-size: 1rem;
  color: white;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px rgba(99, 102, 241, 0.45);
}

#mermaid-container {
  background: rgba(15, 23, 42, 0.6);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid rgba(99, 102, 241, 0.3);
  overflow-x: auto;
}

#dyson-container {
  background: rgba(15, 23, 42, 0.6);
  padding: 24px;
  border-radius: 20px;
  border: 1px solid rgba(14, 165, 233, 0.35);
  overflow-x: auto;
}

.footer-note {
  font-size: 0.85rem;
  color: rgba(148, 163, 184, 0.8);
  text-align: center;
  margin-top: 48px;
}

.status-ok {
  color: #4ade80;
}

.status-warn {
  color: #facc15;
}

.status-fail {
  color: #f87171;
}

.owner-powers {
  list-style: none;
  padding: 0;
  margin: 0 0 16px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.owner-powers li {
  background: rgba(30, 41, 59, 0.55);
  border: 1px solid rgba(99, 102, 241, 0.2);
  border-radius: 14px;
  padding: 12px 14px;
  line-height: 1.6;
}

.identity-list,
.fabric-list,
.feed-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.identity-list li,
.fabric-list li,
.feed-list li {
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 14px;
  padding: 12px 16px;
  line-height: 1.5;
}

.feed-list li {
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.schedule-coverage,
.window-list,
.settlement-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.logistics-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.logistics-list li {
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 12px;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.schedule-coverage li,
.window-list li,
.settlement-list li {
  background: rgba(15, 23, 42, 0.45);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 12px;
  padding: 10px 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
}

#schedule-deficits,
#settlement-watchers {
  margin-top: 0.75rem;
  font-size: 0.95rem;
}

.identity-meta,
.fabric-meta {
  margin-top: 16px;
  display: grid;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(226, 232, 240, 0.82);
}

.fabric-meta {
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
}

.owner-powers .uri {
  color: rgba(96, 165, 250, 0.9);
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.85rem;
}

.owner-proof-summary,
.owner-proof-list {
  list-style: none;
  margin: 12px 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.owner-proof-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 23, 42, 0.55);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-radius: 12px;
  padding: 10px 14px;
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.9rem;
}

.owner-proof-summary li {
  font-size: 0.95rem;
}

.owner-proof-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.82rem;
  color: rgba(148, 163, 184, 0.85);
}

.escalation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.escalation-grid p {
  margin: 0;
}

.federation-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.federation-card {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(94, 234, 212, 0.22);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.federation-card h3 {
  margin: 0;
  font-size: 1.1rem;
  color: rgba(129, 230, 217, 0.95);
}

.domain-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.domain-list li {
  background: rgba(45, 55, 72, 0.55);
  border-radius: 10px;
  padding: 8px 10px;
  font-size: 0.9rem;
}

.sentinel-row {
  font-size: 0.9rem;
  color: rgba(129, 230, 217, 0.8);
}

.scenario-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.scenario-item {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(99, 102, 241, 0.28);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.scenario-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}

.scenario-header h3 {
  margin: 0;
  font-size: 1.1rem;
  color: rgba(196, 181, 253, 0.95);
}

.scenario-status {
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  font-size: 0.85rem;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.18);
}

.scenario-status.nominal {
  color: #4ade80;
  background: rgba(34, 197, 94, 0.2);
}

.scenario-status.warning {
  color: #facc15;
  background: rgba(250, 204, 21, 0.18);
}

.scenario-status.critical {
  color: #f87171;
  background: rgba(248, 113, 113, 0.16);
}

.scenario-metrics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
}

.scenario-metrics li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.14);
  padding-bottom: 4px;
}

.scenario-metrics li span {
  font-family: "IBM Plex Mono", "Fira Mono", monospace;
  color: rgba(148, 163, 184, 0.9);
}

.scenario-actions {
  font-size: 0.88rem;
  color: rgba(191, 219, 254, 0.85);
  line-height: 1.5;
}

/* Operator orientation and resilient small-screen layouts. */
.scope-banner { border: 1px solid #8b79bb; border-radius: 16px; padding: 20px; background: #191126; color: #e9e4f5; }
.scope-banner strong, .operator-guide .tag { color: #c9b7f5; }
.scope-banner p { margin-top: 12px; line-height: 1.7; }
.deck-nav { display:flex; flex-wrap:wrap; gap:12px; margin-top:20px; }
.deck-nav a { color:#ddd0ff; border:1px solid #675581; border-radius:999px; padding:10px 16px; text-decoration:none; }
.deck-nav a:hover { background:#302443; }
.operator-guide li { margin-bottom:16px; line-height:1.75; }
.operator-guide p { margin-top:16px; line-height:1.75; }
.card, .card li, .card div, .card p { min-width:0; overflow-wrap:anywhere; }
pre { overflow:auto; max-width:100%; }
svg { max-width:100%; }
a { color:#c9c3ff; }
:focus-visible { outline:3px solid #c9b7f5; outline-offset:4px; }
.skip-link { position:absolute; top:-80px; left:16px; z-index:10; padding:12px; background:#191126; }
.skip-link:focus { top:12px; }
@media(max-width:520px) { main { padding:32px 16px 64px; } h1 { font-size:2.2rem; } .card { padding:16px; } .metrics-grid,.federation-grid { grid-template-columns:minmax(0,1fr); } .section-title { flex-wrap:wrap; } }
@media(prefers-reduced-motion:reduce) { * { scroll-behavior:auto !important; animation:none !important; transition:none !important; } }