:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-soft: #1f2937;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Segoe UI, system-ui, sans-serif;
  background: linear-gradient(180deg, #0b1220, var(--bg));
  color: var(--text);
  padding: 20px;
}

h1, h2, h3 { margin: 0 0 8px; }
.sub { color: var(--muted); margin: 0; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

button {
  background: var(--accent);
  border: 0;
  color: #052e16;
  font-weight: 600;
  padding: 9px 12px;
  border-radius: 8px;
  cursor: pointer;
}
button:hover { filter: brightness(0.95); }

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.metric-card, .add-task, .agile-panel, .trend-panel, .board-wrap {
  background: rgba(17,24,39,0.9);
  border: 1px solid #263246;
  border-radius: 12px;
  padding: 12px;
}

.bar { height: 10px; background: #253244; border-radius: 8px; overflow: hidden; }
.fill { height: 100%; width: 0%; background: linear-gradient(90deg, #16a34a, #4ade80); }

.board-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.board {
  display: grid;
  grid-template-columns: repeat(5, minmax(180px, 1fr));
  gap: 10px;
  overflow-x: auto;
}

.column {
  background: var(--panel-soft);
  border: 1px solid #2c3c52;
  border-radius: 10px;
  padding: 10px;
  min-height: 200px;
}
.column h3 { font-size: 14px; margin-bottom: 10px; color: #c7d2fe; }

.card {
  background: #0b1220;
  border: 1px solid #34455f;
  border-radius: 8px;
  padding: 8px;
  margin-bottom: 8px;
}
.card-title { font-weight: 600; margin-bottom: 4px; }
.meta { font-size: 12px; color: var(--muted); }
.tags { margin-top: 6px; display: flex; gap: 4px; flex-wrap: wrap; }
.tag {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 999px;
  background: #243447;
}
.tag.blocked { background: #4b1d1d; color: #fecaca; }

.card-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}
.card-actions button {
  font-size: 12px;
  padding: 4px 8px;
  background: #334155;
  color: #e2e8f0;
}

#taskForm {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr) auto;
  gap: 8px;
}
input, select {
  background: #0b1220;
  border: 1px solid #324155;
  color: var(--text);
  border-radius: 8px;
  padding: 8px;
}

.practices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}
.practices-grid article {
  background: #0b1220;
  border: 1px solid #2e3d52;
  border-radius: 10px;
  padding: 8px;
}
.practices-grid ul { margin: 0; padding-left: 18px; color: #cbd5e1; }

#trend {
  display: grid;
  gap: 6px;
}
.trend-row {
  display: grid;
  grid-template-columns: 110px 1fr 50px;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}
.trend-bar {
  height: 8px;
  background: #243447;
  border-radius: 8px;
  overflow: hidden;
}
.trend-bar > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #60a5fa, #34d399);
}

.warn { color: var(--warn); }
.danger { color: var(--danger); }
.ok { color: var(--accent); }

@media (max-width: 960px) {
  #taskForm { grid-template-columns: 1fr; }
}