:root {
  color-scheme: dark;
  --bg: #0c111d;
  --panel: #121a2a;
  --panel-2: #172034;
  --text: #edf2ff;
  --muted: #94a3b8;
  --line: rgba(148, 163, 184, 0.18);
  --accent: #8b5cf6;
  --ready: #22c55e;
  --running: #38bdf8;
  --review: #f59e0b;
  --blocked: #ef4444;
  --done: #64748b;
  --canceled: #475569;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(139, 92, 246, 0.22), transparent 34rem), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.topbar, main { width: min(1680px, calc(100vw - 32px)); margin: 0 auto; }
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 18px;
}
h1 { margin: 0; font-size: clamp(2rem, 4vw, 4.5rem); letter-spacing: -0.06em; }
.eyebrow { margin: 0 0 6px; color: #c4b5fd; text-transform: uppercase; letter-spacing: 0.18em; font-size: 0.74rem; font-weight: 800; }
.subtitle { margin: 4px 0 0; color: var(--muted); }
.source-pill { border: 1px solid var(--line); background: rgba(18, 26, 42, 0.78); border-radius: 999px; padding: 10px 14px; color: #c4b5fd; white-space: nowrap; }

.controls, .run-summary {
  border: 1px solid var(--line);
  background: rgba(18, 26, 42, 0.84);
  backdrop-filter: blur(12px);
  border-radius: 20px;
  padding: 16px;
}
.controls { display: flex; align-items: end; gap: 14px; flex-wrap: wrap; margin-bottom: 14px; }
label { color: var(--muted); font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; display: grid; gap: 7px; }
select {
  min-width: 240px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #0f1728;
  color: var(--text);
  padding: 11px 12px;
  font: inherit;
}
.meta { margin-left: auto; color: var(--muted); font-size: 0.9rem; }
.run-summary { display: flex; flex-wrap: wrap; gap: 14px 22px; margin-bottom: 16px; color: var(--muted); }
.run-summary strong { color: var(--text); }

.board {
  display: grid;
  grid-template-columns: repeat(6, minmax(250px, 1fr));
  gap: 14px;
  align-items: start;
  overflow-x: auto;
  padding-bottom: 20px;
}
.column {
  min-height: 62vh;
  border: 1px solid var(--line);
  background: rgba(18, 26, 42, 0.72);
  border-radius: 20px;
  padding: 12px;
}
.column h2 { margin: 0 0 12px; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; }
.count { color: var(--muted); font-size: 0.78rem; border: 1px solid var(--line); border-radius: 999px; padding: 2px 8px; }
.card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(23, 32, 52, 0.98), rgba(15, 23, 40, 0.98));
  border-radius: 16px;
  padding: 13px;
  margin-bottom: 10px;
  box-shadow: 0 16px 28px rgba(0,0,0,0.20);
}
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.node-id { color: var(--muted); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.72rem; overflow: hidden; text-overflow: ellipsis; }
.status { border-radius: 999px; padding: 3px 8px; font-size: 0.68rem; text-transform: uppercase; font-weight: 800; letter-spacing: 0.06em; }
.status.Blocked { background: color-mix(in srgb, var(--blocked) 24%, transparent); color: #fecaca; }
.status.Ready { background: color-mix(in srgb, var(--ready) 22%, transparent); color: #bbf7d0; }
.status.Running { background: color-mix(in srgb, var(--running) 24%, transparent); color: #bae6fd; }
.status.Review { background: color-mix(in srgb, var(--review) 24%, transparent); color: #fde68a; }
.status.Done { background: color-mix(in srgb, var(--done) 34%, transparent); color: #cbd5e1; }
.status.Canceled { background: color-mix(in srgb, var(--canceled) 42%, transparent); color: #cbd5e1; }
.card h3 { margin: 11px 0 7px; font-size: 1rem; line-height: 1.2; }
.action { color: var(--muted); margin: 0 0 10px; line-height: 1.35; }
.facts { display: grid; grid-template-columns: auto 1fr; gap: 5px 8px; margin: 0; color: var(--muted); font-size: 0.82rem; }
.facts dt { color: #cbd5e1; font-weight: 700; }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.validation, .blockers, .artifacts { margin-top: 10px; border-top: 1px solid var(--line); padding-top: 9px; color: var(--muted); font-size: 0.82rem; }
.validation strong, .blockers strong, .artifacts strong { color: var(--text); }
.empty { color: var(--muted); border: 1px dashed var(--line); border-radius: 14px; padding: 18px; text-align: center; }

@media (max-width: 1050px) {
  .board { grid-template-columns: repeat(6, 280px); }
  .meta { margin-left: 0; width: 100%; }
}