/* ═══════════════════════════════════════════════════
   Chart — Animated SVG stock chart
   ═══════════════════════════════════════════════════ */

.nb-chart[data-flickering="1"] {
  opacity: 0;
}

.nb-chart {
  display: inline-block;
  width: 100%;
}

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

/* ── Area fill (clip-path reveal) ────────────────── */

.nb-chart__area {
  clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  animation: nb-chart-reveal calc(var(--nb-chart-duration, 8) * 1s) ease-out forwards;
  animation-play-state: paused;
}

/* ── Line stroke (dash draw) ─────────────────────── */

.nb-chart__line {
  stroke: var(--nb-chart-line, #2f9e63);
  stroke-width: var(--nb-chart-stroke-w, 2.28);
  stroke-linecap: round;
  fill: none;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  animation: nb-chart-draw calc(var(--nb-chart-duration, 8) * 1s) ease-out forwards;
  animation-play-state: paused;
}

/* ── Visible (scroll trigger) ─────────────────────── */

.nb-chart--visible .nb-chart__area,
.nb-chart--visible .nb-chart__line {
  animation-play-state: running;
}

/* ── Loop mode ────────────────────────────────────── */

.nb-chart--loop .nb-chart__area,
.nb-chart--loop .nb-chart__line {
  animation-iteration-count: infinite;
  animation-fill-mode: none;
}

/* ── Gradient stops ──────────────────────────────── */

.nb-chart__grad-start {
  stop-color: var(--nb-chart-fill, #c3e4c9);
}

.nb-chart__grad-end {
  stop-color: var(--nb-chart-fill, #c3e4c9);
  stop-opacity: 0;
}

/* ── Keyframes ───────────────────────────────────── */

@keyframes nb-chart-reveal {
  from {
    clip-path: polygon(0 0, 0 0, 0 100%, 0 100%);
  }
  to {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }
}

@keyframes nb-chart-draw {
  from {
    stroke-dashoffset: 1;
  }
  to {
    stroke-dashoffset: 0;
  }
}