:root {
  /* Light mode — default */
  color-scheme: light;
  --bg: #f0f4f8;
  --bg-top: #dde8f5;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-2: rgba(237, 242, 247, 0.97);
  --border: rgba(15, 23, 42, 0.12);
  --text: #0f172a;
  --muted: #475569;
  --accent: #6c47ff;
  --positive: #15803d;
  --negative: #dc2626;
  --warning: #b45309;
  --pill-bg: rgba(108, 71, 255, 0.12);
  --pill-text: #4e28cc;
  --chip-good-bg: rgba(21, 128, 61, 0.12);
  --chip-good-text: #15803d;
  --chip-warn-bg: rgba(180, 83, 9, 0.12);
  --chip-warn-text: #b45309;
  --tag-bg: rgba(0, 0, 0, 0.06);
  --surface-border: rgba(0, 0, 0, 0.06);
  --row-border: rgba(0, 0, 0, 0.09);
  --control-border: rgba(0, 0, 0, 0.14);
}

[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0b1020;
  --bg-top: #15203a;
  --panel: rgba(17, 24, 39, 0.9);
  --panel-2: rgba(24, 33, 54, 0.95);
  --border: rgba(148, 163, 184, 0.18);
  --text: #e5eefc;
  --muted: #91a4c7;
  --accent: #7c5cff;
  --positive: #42d392;
  --negative: #ff6b6b;
  --warning: #ffbf47;
  --pill-bg: rgba(124, 92, 255, 0.18);
  --pill-text: #d7ceff;
  --chip-good-bg: rgba(66, 211, 146, 0.14);
  --chip-good-text: #baffdf;
  --chip-warn-bg: rgba(255, 191, 71, 0.14);
  --chip-warn-text: #ffe0a2;
  --tag-bg: rgba(255, 255, 255, 0.05);
  --surface-border: rgba(255, 255, 255, 0.04);
  --row-border: rgba(255, 255, 255, 0.06);
  --control-border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, var(--bg-top) 0%, var(--bg) 42%);
  color: var(--text);
}

button, select {
  font: inherit;
}

.shell {
  width: min(1200px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 24px;
  background: linear-gradient(135deg, rgba(124,92,255,0.16), rgba(66,211,146,0.08));
  border: 1px solid var(--border);
  border-radius: 24px;
  backdrop-filter: blur(16px);
}

.eyebrow, .bucket-label, .control-label {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  font-size: 12px;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.3rem);
}

.lede {
  max-width: 66ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.status-card, .stat, .bucket-card, .panel, .control-card, .info-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
}

.status-card {
  min-width: 220px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.toolbar, .connector-grid {
  margin-top: 16px;
}

.control-card {
  padding: 16px;
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 14px;
  align-items: end;
}

.control-card select, .control-card button {
  width: 100%;
  margin-top: 8px;
  border-radius: 12px;
  border: 1px solid var(--control-border);
  background: var(--panel-2);
  color: var(--text);
  padding: 12px 14px;
}

.control-card button {
  background: linear-gradient(135deg, var(--accent), #5d38ff);
  border-color: transparent;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}

.control-card button:hover {
  filter: brightness(1.07);
}

.pill, .chip, .tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 700;
}

.pill { background: var(--pill-bg); color: var(--pill-text); }
.chip.good { background: var(--chip-good-bg); color: var(--chip-good-text); }
.chip.warn { background: var(--chip-warn-bg); color: var(--chip-warn-text); }
.tag { background: var(--tag-bg); color: var(--text); margin: 4px 6px 4px 0; }

.summary-grid, .bucket-grid, .connector-grid {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.summary-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.bucket-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.connector-grid { grid-template-columns: 1fr; }
.stat, .info-card { padding: 18px; }
.stat span, .metric-row span { display: block; color: var(--muted); margin-bottom: 8px; }
.stat strong { font-size: 1.25rem; }

.bucket-card { padding: 20px; }
.bucket-card header { display: flex; justify-content: space-between; align-items: start; gap: 12px; }
.bucket-card h2, .panel h3, .info-card h2 { margin: 0; }
.metric-row {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}
.metric-row > div { background: var(--panel-2); padding: 12px; border-radius: 14px; border: 1px solid var(--surface-border); }
.panel { padding: 16px; margin-top: 14px; }
.panel ul { margin: 10px 0 0; padding-left: 20px; color: var(--muted); }
.table-panel { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--row-border); }
th { color: var(--muted); font-weight: 600; }
.empty { color: var(--muted); text-align: center; padding: 20px; }
.positive { color: var(--positive); }
.negative { color: var(--negative); }
.muted { color: var(--muted); }
.inline-tags { display: flex; flex-wrap: wrap; margin-top: 8px; }
svg { width: 100%; height: auto; display: block; }
.error { white-space: pre-wrap; color: var(--negative); padding: 20px; }

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 12px 6px 8px;
  cursor: pointer;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: border-color 0.15s;
  align-self: flex-start;
}

.theme-toggle:hover {
  border-color: var(--accent);
}

.theme-toggle svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  display: block;
}

.icon-sun { display: none; }
.icon-moon { display: block; }
[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }

/* Paper-only warning banner */
.paper-banner {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #dc2626;
  color: #fff;
  text-align: center;
  padding: 10px 16px;
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.06em;
}
[data-theme="dark"] .paper-banner { background: #991b1b; }

/* Risk rules */
#risk-rules { margin-top: 16px; }
.risk-rules-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 18px 20px;
}
.risk-rules-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.paper-badge {
  background: rgba(220, 38, 38, 0.1);
  color: #dc2626;
  border: 1px solid rgba(220, 38, 38, 0.28);
  border-radius: 999px;
  padding: 6px 14px;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
}
[data-theme="dark"] .paper-badge {
  background: rgba(255, 107, 107, 0.14);
  color: #ff6b6b;
  border-color: rgba(255, 107, 107, 0.3);
}
.risk-rules-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}
.risk-rule {
  background: var(--panel-2);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 12px;
}
.risk-rule span { display: block; color: var(--muted); font-size: 0.82rem; margin-bottom: 6px; }
.risk-rule strong { font-size: 1.05rem; }
.paper-text { color: #dc2626; }
[data-theme="dark"] .paper-text { color: #ff6b6b; }

/* Bucket type badges */
.bucket-type-row { display: flex; align-items: center; gap: 8px; margin: 6px 0 8px; flex-wrap: wrap; }
.bucket-type-tag {
  background: var(--pill-bg);
  color: var(--pill-text);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.lev-level-badge {
  background: var(--chip-warn-bg);
  color: var(--warning);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.lev-badge { color: var(--warning); font-weight: 700; }
.bucket-card--leverage { border-color: rgba(180, 83, 9, 0.3); }
[data-theme="dark"] .bucket-card--leverage { border-color: rgba(255, 191, 71, 0.22); }

/* Leverage metrics panel */
.lev-metrics-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}
.lev-metrics-grid > div {
  background: var(--panel-2);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 10px;
}
.lev-metrics-grid span { display: block; color: var(--muted); font-size: 0.8rem; margin-bottom: 4px; }
.lev-cell { color: var(--warning); font-weight: 700; }

@media (max-width: 960px) {
  .summary-grid, .bucket-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero, .control-card { grid-template-columns: 1fr; }
  .hero { flex-direction: column; }
  .metric-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .risk-rules-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lev-metrics-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .shell { width: min(100vw - 20px, 100vw); }
  .summary-grid, .bucket-grid, .metric-row, .control-card { grid-template-columns: 1fr; }
  .hero, .bucket-card, .stat, .panel, .status-card, .control-card, .info-card { border-radius: 16px; }
  .risk-rules-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lev-metrics-grid { grid-template-columns: 1fr; }
}

/* Live market panel */
#live-market-panel { margin-top: 16px; }
.live-market-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
}
.live-market-loading, .live-market-error { padding: 24px; }
.live-market-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}
.live-market-title { margin: 4px 0 0; }
.live-market-status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}
.live-status-badge {
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.82rem;
  font-weight: 700;
}
.live-status-live { background: rgba(21,128,61,0.12); color: var(--positive); }
.live-status-fallback { background: rgba(180,83,9,0.12); color: var(--warning); }
[data-theme="dark"] .live-status-live { background: rgba(66,211,146,0.14); }
[data-theme="dark"] .live-status-fallback { background: rgba(255,191,71,0.14); color: var(--warning); }

.live-refresh-btn {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 12px;
}
.live-refresh-btn:hover { border-color: var(--accent); }

.live-prices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(108px, 1fr));
  gap: 10px;
  margin-bottom: 10px;
}
.live-price-card {
  background: var(--panel-2);
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  padding: 12px 10px;
  text-align: center;
}
.live-price-sym {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.live-price-value { font-size: 0.95rem; }

.live-signals-section { margin-top: 18px; }
.live-signals-section h3 { margin: 0 0 12px; }
.live-signals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.signal-card {
  background: var(--panel-2);
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  padding: 14px;
}
.sig-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}
.sig-sym { font-weight: 700; font-size: 1rem; }
.sig-action {
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
}
.sig-long { background: rgba(21,128,61,0.14); color: var(--positive); }
.sig-short { background: rgba(220,38,38,0.12); color: var(--negative); }
.sig-riskoff { background: rgba(180,83,9,0.14); color: var(--warning); }
.sig-watch { background: var(--tag-bg); color: var(--muted); }
[data-theme="dark"] .sig-long { background: rgba(66,211,146,0.16); }
[data-theme="dark"] .sig-short { background: rgba(255,107,107,0.14); }
[data-theme="dark"] .sig-riskoff { background: rgba(255,191,71,0.14); }

.sig-reason { margin: 0 0 8px; font-size: 0.85rem; color: var(--muted); line-height: 1.45; }
.sig-candidate {
  font-size: 0.8rem;
  color: var(--warning);
  font-weight: 600;
  margin-bottom: 6px;
}
.sig-confidence { font-size: 0.78rem; }
.sig-disclaimer { margin-top: 14px; font-size: 0.82rem; }