:root {
  --bg: #0b0f14;
  --panel: #121821;
  --text: #e6edf3;
  --muted: #94a3b8;
  --accent: #6ca0ff;
  --accent2: #7dd3fc;
  --accent3: #f472b6;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --grid: #1e293b;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
}
header, footer { padding: 16px 20px; }
header h1 { margin: 0 0 6px; font-size: 22px; }
.muted { color: var(--muted); font-size: 14px; }

.controls {
  display: flex;
  gap: 16px;
  padding: 0 20px 16px 20px;
  flex-wrap: wrap;
  background: var(--panel);
  border: 1px solid var(--grid);
  border-radius: 12px;
  margin: 0 20px 16px 20px;
}
.control { display: flex; flex-direction: column; gap: 6px; }
label { font-size: 13px; color: var(--muted); }
input[type="file"], select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--grid);
  border-radius: 8px;
  padding: 8px 10px;
}
.button {
  display: inline-flex; align-items: center; justify-content: center;
  background: #0f172a; color: var(--text);
  border: 1px solid var(--grid); border-radius: 8px;
  padding: 8px 12px; cursor: pointer;
}
.button:hover { border-color: #334155; }
.button.primary { background: linear-gradient(180deg, #1e3a8a, #0f172a); border-color: #334155; }
.btn-row { display: inline-flex; gap: 8px; flex-wrap: wrap; }

.summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  padding: 0 20px 16px 20px;
}
.card { background: var(--panel); border: 1px solid var(--grid); border-radius: 12px; padding: 12px; }
.card .label { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.card .value { font-size: 22px; font-weight: 600; }

.layout {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  padding: 0 20px 20px 20px;
}
/* Allow certain panels to span full width */
.full-span { grid-column: 1 / -1; }
.panel { background: var(--panel); border: 1px solid var(--grid); border-radius: 12px; padding: 12px; }
.panel h2 { margin: 4px 4px 10px 4px; font-size: 16px; color: var(--muted); }
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.panel-actions { display: inline-flex; gap: 6px; }
.icon-btn { background: transparent; border: 1px solid var(--grid); color: var(--muted); border-radius: 6px; padding: 4px 8px; cursor: pointer; font-size: 12px; }
.icon-btn:hover { color: var(--text); border-color: #334155; }
.legend { color: var(--muted); font-size: 12px; }
.toolbar { display: flex; gap: 10px; align-items: center; margin: 6px 4px 10px; color: var(--muted); font-size: 12px; }
.toggle { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; }

/* Layout edit mode */
.edit-on .panel-head { cursor: move; }
.panel.dragging { opacity: 0.6; }
.panel-placeholder { border: 2px dashed #334155; border-radius: 12px; height: 80px; margin: 4px 0; }
.resizer {
  position: relative;
}
.resizer::after {
  content: '';
  position: absolute;
  right: 6px; bottom: 6px;
  width: 12px; height: 12px;
  border-right: 2px solid #334155; border-bottom: 2px solid #334155;
  opacity: 0.7;
}
.edit-on .resizer { cursor: ns-resize; }

.stories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.insights-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.story-card { border: 1px solid var(--grid); border-radius: 10px; padding: 10px; background: #0f1623; }
.story-title { font-weight: 600; font-size: 14px; margin-bottom: 4px; }
.story-sub { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.story-mix { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.sparkline { width: 100%; height: 60px; background: #0b1220; border: 1px solid var(--grid); border-radius: 6px; }

.table-container { overflow: auto; max-height: 65vh; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
thead th { position: sticky; top: 0; background: #0f172a; }
th, td { border-bottom: 1px solid var(--grid); padding: 6px 8px; text-align: left; white-space: nowrap; }
tbody tr:nth-child(odd) { background: rgba(255,255,255,0.02); }

canvas { width: 100%; height: auto; background: #0a1220; border: 1px solid var(--grid); border-radius: 8px; }
/* Heatmap labels use small text overlayed via canvas; no extra CSS needed */
footer { color: var(--muted); font-size: 12px; }

@media (max-width: 980px) {
  .summary { grid-template-columns: 1fr 1fr; }
  .stories-grid { grid-template-columns: 1fr; }
  .insights-grid { grid-template-columns: 1fr; }
}

/* Print-friendly overrides: dark text on white, hide controls */
@media print {
  :root {
    --bg: #ffffff;
    --panel: #ffffff;
    --text: #111827; /* near-black */
    --muted: #374151; /* darker muted */
    --grid: #e5e7eb; /* light borders */
  }
  body { background: #ffffff !important; color: var(--text) !important; }
  header, footer { color: var(--text); }
  .controls { display: none !important; }
  .panel { background: #ffffff !important; border-color: var(--grid) !important; }
  .panel h2, .legend, label { color: var(--text) !important; }
  table { color: var(--text) !important; }
  canvas { background: #ffffff !important; border-color: var(--grid) !important; }
}