:root {
  --bg: #0c0f14;
  --surface: #141a22;
  --surface2: #1c2430;
  --border: #2a3544;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --accent: #3dd6c3;
  --accent-dim: #2a9d8f;
  --amber: #f4a261;
  --rose: #e76f7a;
  --green: #52b788;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "DM Sans", system-ui, sans-serif;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(61, 214, 195, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(244, 162, 97, 0.06), transparent);
}

.scenarios-app { max-width: 1200px; margin: 0 auto; padding: 1.25rem 1.5rem 3rem; }

.sc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.brand { display: flex; gap: 1rem; align-items: center; }
.logo {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: var(--bg);
  font-size: 1.5rem; font-weight: 700;
  border-radius: 12px;
}
.brand h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.02em; }
.tagline { color: var(--muted); font-size: 0.85rem; }

.header-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.health-badge {
  font-family: var(--mono);
  font-size: 0.72rem;
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius);
  color: var(--accent);
}

.btn {
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  font-family: var(--sans);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.btn:hover { border-color: var(--accent-dim); }
.btn-primary { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 600; }
.btn-primary:hover { background: var(--accent-dim); }
.btn-secondary { border-color: var(--amber); color: var(--amber); }
.btn-ghost { background: transparent; }
.btn-sm { padding: 0.35rem 0.65rem; font-size: 0.78rem; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  padding: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}
.toolbar-group { display: flex; flex-direction: column; gap: 0.25rem; }
.user-toolbar .user-switcher { flex-direction: row; align-items: center; }
.user-switcher { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; }
.user-select { min-width: 180px; }
.pitchbooks-panel { margin-bottom: 1rem; }
.pitchbooks-list { display: flex; flex-direction: column; gap: 0.5rem; }
.pitchbook-item {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.65rem 0.85rem; background: var(--surface2); border-radius: var(--radius);
  border: 1px solid var(--border);
}
.pitchbook-item a { color: var(--accent); text-decoration: none; }
.btn-sm { font-size: 0.78rem; padding: 0.35rem 0.65rem; }
.toolbar-group label { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

.select-input, .text-input {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.45rem 0.65rem;
  border-radius: 8px;
  font-family: var(--sans);
  font-size: 0.85rem;
  min-width: 200px;
}
.text-input { min-width: 320px; flex: 1; }

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  color: var(--muted);
}
.empty-state h2 { color: var(--text); margin-bottom: 0.5rem; font-size: 1.1rem; }

.hidden { display: none !important; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.card-header h2 { font-size: 1rem; font-weight: 600; color: var(--accent); }
.card-sub { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }
.card-sub h3 { font-size: 0.85rem; color: var(--muted); margin-bottom: 0.5rem; }

.mono-badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  background: var(--surface2);
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  color: var(--muted);
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.summary-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
}
.summary-item .label { font-size: 0.7rem; color: var(--muted); text-transform: uppercase; }
.summary-item .value { font-size: 0.9rem; font-weight: 600; margin-top: 0.15rem; }

.narrative { color: var(--muted); font-size: 0.88rem; margin-bottom: 0.75rem; line-height: 1.6; }
.muted { color: var(--muted); font-size: 0.85rem; }

.assumptions-form {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.field label {
  display: block;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}
.field input {
  width: 100%;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.55rem;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.8rem;
}

.assumption-details {
  display: grid;
  gap: 0.5rem;
}
.assumption-row {
  display: grid;
  grid-template-columns: 140px 90px 1fr;
  gap: 0.75rem;
  font-size: 0.8rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
}
.assumption-row .key { color: var(--accent); font-weight: 500; }
.assumption-row .val { font-family: var(--mono); }

.metrics-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
}
.metric-pill {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  min-width: 120px;
}
.metric-pill .label { font-size: 0.68rem; color: var(--muted); }
.metric-pill .value { font-family: var(--mono); font-size: 0.95rem; font-weight: 600; color: var(--accent); }

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1rem;
}
.chart-grid canvas {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  max-height: 280px;
}

.data-table { overflow-x: auto; }
.data-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.data-table th, .data-table td {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
}
.data-table th { color: var(--muted); font-weight: 500; font-size: 0.72rem; text-transform: uppercase; }
.data-table tr.selected { background: rgba(61, 214, 195, 0.08); }

.scenario-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem;
}
.scenario-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem;
}
.scenario-card.upside { border-color: var(--green); }
.scenario-card.downside { border-color: var(--rose); }
.scenario-card h3 { font-size: 0.85rem; margin-bottom: 0.5rem; }
.scenario-card .metric-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  padding: 0.2rem 0;
  font-family: var(--mono);
}

.research-hit {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
}
.research-hit a { color: var(--accent); text-decoration: none; }
.research-hit a:hover { text-decoration: underline; }

.custom-form {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--surface2);
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 100;
  max-width: 360px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { border-color: var(--rose); }

@media (max-width: 640px) {
  .assumption-row { grid-template-columns: 1fr; }
}

.counterparty-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.65rem;
  margin: 1rem 0;
}
.counterparty-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
}
.counterparty-card .cp-name { font-weight: 600; font-size: 0.85rem; color: var(--accent); }
.counterparty-card .cp-role { font-size: 0.75rem; color: var(--muted); margin: 0.25rem 0; }
.counterparty-card .cp-endpoint { font-size: 0.68rem; color: var(--muted); word-break: break-all; }
.mono { font-family: var(--mono); }

.execute-toolbar {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.execute-toolbar label { font-size: 0.75rem; color: var(--muted); }

.milestone-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
  margin-top: 0.5rem;
}
.milestone-table th, .milestone-table td {
  text-align: left;
  padding: 0.4rem 0.5rem;
  border-bottom: 1px solid var(--border);
}
.milestone-table tr.selected { background: rgba(61, 214, 195, 0.08); }
.milestone-table th { color: var(--muted); font-size: 0.68rem; text-transform: uppercase; }

.solscan-preview { margin-top: 1rem; }
.solscan-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.solscan-img {
  width: 22px;
  height: 22px;
  object-fit: contain;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
}
.solscan-icon { font-size: 1.25rem; }

.a2a-log {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 0.68rem;
  max-height: 200px;
  overflow: auto;
  white-space: pre-wrap;
}

.scenario-chart-row { margin-top: 1rem; }

.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 0.3rem;
}
@keyframes spin { to { transform: rotate(360deg); } }