/* ============================================================
   dt-chart — herbruikbare grafieken (FI-10)
   Consumeert de app-tokens (--accent/--success/--danger/--muted/…)
   zodat licht/donker automatisch meeschakelt. Geen inline <style>.
   ============================================================ */

.dt-chart {
  --dt-chart-accent: var(--accent, #00e5a4);
  --dt-chart-up: var(--success, #10b981);
  --dt-chart-down: var(--danger, #ef4444);
  --dt-chart-flat: var(--muted, #b8c3d7);
  --dt-chart-grid: var(--dt-border, rgb(255 255 255 / 12%));
  display: inline-block;
}

.dt-chart--up   { --dt-chart-accent: var(--dt-chart-up); }
.dt-chart--down { --dt-chart-accent: var(--dt-chart-down); }
.dt-chart--flat { --dt-chart-accent: var(--dt-chart-flat); }

/* Vorm-classificatie (FI-1) — komt na --up/--down/--flat zodat deze wint
   op gelijke specificiteit, ongeacht de automatische trend van de reeks. */
.dt-chart--in-form     { --dt-chart-accent: var(--dt-chart-up); }
.dt-chart--out-of-form { --dt-chart-accent: var(--dt-chart-down); }
.dt-chart--inconsistent { --dt-chart-accent: var(--orange, var(--warning, #f59e0b)); }

/* ── Sparkline ─────────────────────────────────────────── */
.dt-chart--spark {
  width: 100%;
  max-width: 160px;
  height: 34px;
  vertical-align: middle;
}

.dt-chart__svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.dt-chart__line {
  fill: none;
  stroke: var(--dt-chart-accent);
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.dt-chart__area {
  fill: var(--dt-chart-accent);
  opacity: .13;
  stroke: none;
}

.dt-chart__dot {
  fill: var(--dt-chart-accent);
  stroke: var(--panel-2, #121c2b);
  stroke-width: 1.5;
}

.dt-chart__baseline {
  stroke: var(--dt-chart-grid);
  stroke-width: 1;
  stroke-dasharray: 3 3;
  vector-effect: non-scaling-stroke;
}

/* ── Lijn (grotere variant) ────────────────────────────── */
.dt-chart--line {
  display: block;
  width: 100%;
  max-width: none;
}

.dt-chart--line .dt-chart__svg {
  height: auto;
  aspect-ratio: 320 / 120;
}

/* ── Donut ─────────────────────────────────────────────── */
.dt-chart-donut {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
}

.dt-chart-donut__svg {
  width: 120px;
  height: 120px;
  max-width: 100%;
}

.dt-chart-donut__track {
  stroke: var(--dt-border, rgb(255 255 255 / 8%));
}

.dt-chart-donut__value {
  fill: var(--text, #eef2f6);
  font-size: 26px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.dt-chart-donut__caption {
  color: var(--muted, #b8c3d7);
  font-size: .75rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ── Legenda (donut + line) ────────────────────────────── */
.dt-chart-legend {
  display: grid;
  gap: .35rem;
  margin: 0;
  padding: 0;
  list-style: none;
  width: 100%;
}

.dt-chart-legend__item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
}

.dt-chart-legend__swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  flex-shrink: 0;
}

.dt-chart-legend__label { color: var(--text, #eef2f6); }

.dt-chart-legend__val {
  color: var(--muted, #b8c3d7);
  font-variant-numeric: tabular-nums;
}

/* ── Staafjes (top-N) ──────────────────────────────────── */
.dt-chart-bars {
  display: grid;
  gap: .5rem;
}

.dt-chart-bar {
  display: grid;
  grid-template-columns: minmax(64px, 30%) 1fr auto;
  align-items: center;
  gap: .6rem;
}

.dt-chart-bar__label {
  font-size: .8rem;
  color: var(--text, #eef2f6);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.dt-chart-bar__track {
  height: 8px;
  border-radius: 4px;
  background: rgb(255 255 255 / 8%);
  overflow: hidden;
}

.dt-chart-bar__fill {
  display: block;
  height: 100%;
  border-radius: 4px;
  background: var(--accent, #00e5a4);
  transition: width .35s ease;
}

.dt-chart-bar__val {
  font-size: .8rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--text, #eef2f6);
}

/* ── Form-kaart (sparkline + laatste waarde) ───────────── */
.dt-chart-formcard {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .25rem .2rem;
}

.dt-chart-formcard .dt-chart--spark { flex: 1 1 auto; }

.dt-chart-formcard__val {
  font-size: 1.35rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--text, #eef2f6);
  flex-shrink: 0;
}

/* ── Leeg / geen data ──────────────────────────────────── */
.dt-chart-empty {
  color: var(--muted, #b8c3d7);
  font-size: .75rem;
}

@media (prefers-reduced-motion: reduce) {
  .dt-chart-bar__fill { transition: none; }
}