:root {
  --bg: #0f172a;
  --card: #111827;
  --muted: #94a3b8;
  --text: #f8fafc;
  --accent: #22c55e;
  --border: rgba(148, 163, 184, 0.18);
  --danger: #ef4444;
  --warning: #f59e0b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: linear-gradient(180deg, #0f172a 0%, #111827 100%);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
}
.app {
  max-width: 920px;
  margin: 0 auto;
  padding: 16px 14px 28px;
}
.topbar, .composer-grid, .tabs, .section-head, .row {
  display: flex;
  gap: 10px;
}
.topbar, .section-head, .row {
  align-items: center;
  justify-content: space-between;
}
.eyebrow {
  color: var(--muted);
  font-size: 12px;
  text-transform: lowercase;
}
h1 { margin: 4px 0 0; font-size: 28px; }
.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 14px 0;
}
.card, .metric {
  background: rgba(17, 24, 39, 0.88);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  backdrop-filter: blur(8px);
}
.metric-value { font-size: 26px; font-weight: 700; margin-top: 6px; }
.metric-label, .meta, .empty { color: var(--muted); }
.section-title { font-size: 16px; font-weight: 700; margin-bottom: 12px; }
.composer-grid { flex-wrap: wrap; }
input, select, button {
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0b1220;
  color: var(--text);
  padding: 12px 14px;
  font-size: 14px;
}
input { flex: 1; min-width: 220px; }
button { cursor: pointer; background: var(--accent); color: #052e16; font-weight: 700; }
button.ghost, .tab { background: transparent; color: var(--text); }
.tabs { margin: 14px 0; overflow-x: auto; }
.tab.active { background: rgba(34, 197, 94, 0.16); color: #86efac; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.stack { display: grid; gap: 10px; }
.item {
  background: rgba(15, 23, 42, 0.72);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}
.badge {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  border: 1px solid var(--border);
  color: var(--muted);
}
.badge.running { color: #86efac; }
.badge.failed { color: #fca5a5; }
.badge.waiting { color: #fde68a; }
.priority-high { color: #fca5a5; }
.priority-medium { color: #fde68a; }
.priority-low { color: #86efac; }
.meta { font-size: 13px; margin-top: 6px; }
.list-title { font-weight: 700; margin-bottom: 6px; }
.columns { display: grid; gap: 12px; grid-template-columns: 1fr; }
@media (min-width: 820px) {
  .cards { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}