/* ============================================================
   Stats page — extends today.css (dark theme).
   Adds: trajectory chart cards + distribution donut.
   ============================================================ */

/* ---------- Section label ---------- */

.stats-label {
  font: 600 11px/1 'Inter', sans-serif;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--label-3);
  margin: 22px 0 10px;
}

/* ---------- Trajectory chart card ---------- */

.chart-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 18px 18px 8px;
  margin-bottom: 14px;
  position: relative;
  overflow: hidden;
}
.chart-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 80% at 100% 0%, var(--accent-soft, rgba(61,217,235,0.08)) 0%, transparent 60%);
  pointer-events: none;
}
.chart-card.cyan   { --accent: #3dd9eb; --accent-soft: rgba(61,217,235,0.12); }
.chart-card.violet { --accent: #8b7cff; --accent-soft: rgba(139,124,255,0.12); }
.chart-card.lime   { --accent: #4ade80; --accent-soft: rgba(74,222,128,0.10); }
.chart-card.amber  { --accent: #fbbf24; --accent-soft: rgba(251,191,36,0.10); }
.chart-card.rose   { --accent: #f87171; --accent-soft: rgba(248,113,113,0.10); }

.chart-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  position: relative;
}
.chart-title {
  font: 600 11px/1 'Inter', sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--label-3);
}
.chart-name {
  font: 600 18px/1.2 'Inter', sans-serif;
  letter-spacing: -0.3px;
  color: var(--label);
  margin-top: 4px;
}
.chart-big {
  font: 700 28px/1 'JetBrains Mono', 'SF Mono', ui-monospace, monospace;
  letter-spacing: -0.6px;
  font-variant-numeric: tabular-nums;
  color: var(--label);
  margin-top: 6px;
}
.chart-big .small {
  font: 400 13px/1 'Inter', sans-serif;
  color: var(--label-3);
  margin-left: 4px;
  letter-spacing: 0;
}
.chart-status {
  font: 600 10px/1 'Inter', sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(74,222,128,0.12);
  color: var(--lime);
  align-self: flex-start;
  white-space: nowrap;
}
.chart-status.warn  { background: rgba(248,113,113,0.12); color: var(--rose); }
.chart-status.flat  { background: rgba(122,113,103,0.14); color: var(--label-3); }

.chart-svg {
  width: 100%;
  height: 130px;
  display: block;
}
.chart-foot {
  display: flex; justify-content: space-between;
  font: 500 10px/1 'Inter', sans-serif;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--label-3);
  padding-top: 10px;
  margin-bottom: 6px;
}

/* edit ⋯ trigger on chart cards */
.chart-card .edit-trigger {
  position: absolute;
  top: 10px; right: 10px;
  background: transparent; border: 0;
  color: var(--label-3);
  padding: 4px 8px;
  font-size: 18px;
  border-radius: 6px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  z-index: 2;
}
.chart-card .edit-trigger:active { transform: scale(0.92); }

/* ---------- Distribution: donut + ranked list ---------- */

.dist-card {
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 16px;
  padding: 20px;
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 22px;
  align-items: center;
  margin-bottom: 14px;
}
@media (max-width: 480px) {
  .dist-card { grid-template-columns: 120px 1fr; gap: 16px; }
}

.dist-pivots {
  display: flex; gap: 8px; margin-bottom: 12px;
  flex-wrap: nowrap; overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.dist-pivots::-webkit-scrollbar { display: none; }
.dist-pivots .pivot {
  flex: 0 0 auto;
  font: 500 13px/1 'Inter', sans-serif;
  letter-spacing: -0.08px;
  background: var(--surface);
  color: var(--label);
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 7px 14px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: all .12s ease;
  white-space: nowrap;
}
.dist-pivots .pivot.active {
  background: var(--cyan);
  color: var(--bg);
  border-color: var(--cyan);
}
.dist-pivots .pivot:active { transform: scale(0.96); }

.dist-donut { width: 100%; height: auto; aspect-ratio: 1; }
.dist-donut text.total {
  font: 700 32px/1 'JetBrains Mono', 'SF Mono', monospace;
  fill: var(--label);
  text-anchor: middle;
  letter-spacing: -0.5px;
}
.dist-donut text.lbl {
  font: 500 9px/1 'Inter', sans-serif;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  fill: var(--label-3);
  text-anchor: middle;
}
.dist-list {
  list-style: none;
}
.dist-list li {
  display: grid;
  grid-template-columns: 8px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 7px 0;
  border-bottom: 1px solid var(--rule);
}
.dist-list li:last-child { border-bottom: 0; }
.dist-list .swatch { width: 8px; height: 8px; border-radius: 2px; }
.dist-list .name {
  font: 500 14px/1.3 'Inter', sans-serif;
  color: var(--label);
}
.dist-list .count {
  font: 500 12px/1 'JetBrains Mono', 'SF Mono', monospace;
  color: var(--label-3);
  font-variant-numeric: tabular-nums;
}

/* Empty state for charts */
.chart-empty {
  padding: 34px 20px;
  text-align: center;
  color: var(--label-3);
  font: 400 14px/1.4 'Inter', sans-serif;
}