/* =========================================================================
   FULLDOT — Chart System (Pure SVG + CSS)
   On-brand · Animated · Accessible · No heavy libraries
   ========================================================================= */

/* ── Chart container ─────────────────────────────────────────────────── */
.chart {
  display: block;
  width: 100%;
  font-family: var(--font-serif);
  color: var(--ink-90);
}
.chart__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.25rem;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: var(--space-1);
  font-variation-settings: "opsz" 96, "SOFT" 50;
}
.chart__subtitle {
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: var(--space-3);
}
.chart__legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  font-size: 0.875rem;
}
.chart__legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  color: var(--color-text-muted);
}
.chart__legend-swatch {
  width: 14px; height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

/* ── 1) Horizontal animated bars ─────────────────────────────────────── */
.chart-bars {
  display: grid;
  gap: var(--space-3);
}
.chart-bars__row {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) 3fr auto;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.95rem;
}
.chart-bars__label {
  color: var(--ink-90);
  font-weight: 500;
}
.chart-bars__track {
  height: 24px;
  background: var(--paper-warm);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
.chart-bars__fill {
  display: block;
  height: 100%;
  width: 0;
  border-radius: var(--radius);
  background: var(--grad-bronze);
  position: relative;
  transform-origin: left center;
  transition: width 1200ms var(--ease-glide);
  box-shadow: 0 0 0 1px rgba(var(--ink-rgb), 0.04) inset;
}
.chart-bars__fill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.18) 50%, transparent 100%);
  transform: translateX(-100%);
  animation: bar-shimmer 2400ms var(--ease-glide) 800ms forwards;
}
@keyframes bar-shimmer {
  to { transform: translateX(100%); }
}
.chart-bars__row[data-color="coral"]  .chart-bars__fill { background: var(--grad-coral); }
.chart-bars__row[data-color="teal"]   .chart-bars__fill { background: var(--grad-teal); }
.chart-bars__row[data-color="sunset"] .chart-bars__fill { background: var(--grad-sunset); }
.chart-bars__row[data-color="aurora"] .chart-bars__fill { background: var(--grad-aurora); }
.chart-bars__row[data-color="ink"]    .chart-bars__fill { background: linear-gradient(135deg, var(--ink) 0%, var(--ink-glow) 100%); }
.chart-bars__value {
  font-family: var(--font-num);
  font-weight: 500;
  color: var(--ink);
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-feature-settings: "tnum", "lnum";
  min-width: 5ch;
  text-align: right;
  opacity: 0;
  transition: opacity 600ms var(--ease-glide) 1000ms;
}
.chart.is-visible .chart-bars__value { opacity: 1; }
.chart.is-visible .chart-bars__fill { width: var(--bar-pct, 0%); }

@media (max-width: 640px) {
  .chart-bars__row {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }
  .chart-bars__value { text-align: left; }
}

/* ── 2) Radar chart ──────────────────────────────────────────────────── */
.chart-radar {
  position: relative;
  margin: 0 auto;
}
.chart-radar svg {
  width: 100%;
  height: auto;
  max-width: 480px;
  display: block;
  margin: 0 auto;
}
.chart-radar__grid {
  stroke: var(--color-border);
  stroke-width: 1;
  fill: none;
}
.chart-radar__axis {
  stroke: var(--color-border);
  stroke-width: 1;
}
.chart-radar__axis-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  fill: var(--ink-70);
}
.chart-radar__shape {
  stroke-width: 2;
  fill-opacity: 0.18;
  stroke-linejoin: round;
  transition: opacity 280ms var(--ease-out);
  transform-origin: center;
  transform: scale(0);
  transition: transform 1200ms var(--ease-glide), opacity 280ms var(--ease-out);
}
.chart.is-visible .chart-radar__shape { transform: scale(1); }
.chart-radar__shape:hover { fill-opacity: 0.35; }
.chart-radar__point {
  stroke: var(--paper);
  stroke-width: 1.5;
  r: 4;
  transition: r 200ms var(--ease-spring);
}
.chart-radar__point:hover { r: 6; }

/* ── 3) Donut / Pie ──────────────────────────────────────────────────── */
.chart-donut {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: center;
}
.chart-donut__svg {
  width: 180px; height: 180px;
  flex-shrink: 0;
}
.chart-donut__track {
  fill: none;
  stroke: var(--paper-deep);
  stroke-width: 16;
}
.chart-donut__arc {
  fill: none;
  stroke: var(--bronze);
  stroke-width: 16;
  stroke-linecap: round;
  transform: rotate(-90deg);
  transform-origin: center;
  stroke-dasharray: var(--circumference, 502.65);
  stroke-dashoffset: var(--circumference, 502.65);
  transition: stroke-dashoffset 1400ms var(--ease-glide);
}
.chart.is-visible .chart-donut__arc {
  stroke-dashoffset: var(--dash-offset, 0);
}
.chart-donut__center {
  text-anchor: middle;
  dominant-baseline: central;
}
.chart-donut__center-num {
  font-family: var(--font-num);
  font-size: 36px;
  font-weight: 500;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-feature-settings: "tnum", "lnum";
  fill: var(--ink);
}
.chart-donut__center-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  fill: var(--color-text-soft);
}

@media (max-width: 640px) {
  .chart-donut { grid-template-columns: 1fr; text-align: center; }
  .chart-donut__svg { margin: 0 auto; }
}

/* ── 4) Big stat with counter ────────────────────────────────────────── */
.chart-stat {
  text-align: center;
  padding: var(--space-3);
}
.chart-stat__num {
  font-family: var(--font-num);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1;
  background: var(--grad-bronze);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variation-settings: "opsz" 144, "SOFT" 30;
  font-feature-settings: "tnum", "lnum";
  letter-spacing: -0.02em;
}
.chart-stat__label {
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--color-text-soft);
}

/* ── 5) Compare bars (head-to-head) ──────────────────────────────────── */
.chart-compare {
  display: grid;
  gap: var(--space-2);
}
.chart-compare__row {
  display: grid;
  grid-template-columns: 1fr 100px 1fr;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) 0;
}
.chart-compare__label-l {
  text-align: right;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.chart-compare__label-r {
  text-align: left;
  font-size: 0.95rem;
  color: var(--color-text-muted);
}
.chart-compare__bar {
  position: relative;
  height: 28px;
  display: flex;
  align-items: center;
}
.chart-compare__cat {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--fs-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--bronze);
}

/* Wrapper card */
.chart-card {
  background: var(--paper);
  background-image: var(--grad-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}
@media (prefers-reduced-motion: reduce) {
  .chart-bars__fill, .chart-radar__shape, .chart-donut__arc {
    transition: none !important;
  }
  .chart .chart-bars__fill { width: var(--bar-pct, 0%); }
  .chart .chart-radar__shape { transform: scale(1); }
  .chart .chart-donut__arc { stroke-dashoffset: var(--dash-offset, 0); }
  .chart-bars__fill::after { animation: none; }
}