/* ==========================================================================
   AXIONMESK — Abertura fluida do gráfico
   Skeleton com shimmer + fade de entrada do canvas (sem "piscar").
   ========================================================================== */

/* ------------------------------------------------- canvas entra suave */
.chart-panel > canvas {
  transition: opacity .22s ease;
}

/* durante o carregamento o canvas começa levemente apagado
   (o JS remove isto assim que o tamanho final é aplicado) */
.chart-panel:not(.cm-chart-pronto) > canvas {
  opacity: .92;
}

.chart-panel.cm-chart-pronto > canvas {
  opacity: 1;
}

/* ------------------------------------------------------- skeleton */
.cm-skeleton {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  background: linear-gradient(180deg, #0C121B 0%, #080D14 100%);
  pointer-events: none;
  opacity: 1;
  transition: opacity .3s ease;
}

.cm-skeleton--out {
  opacity: 0;
}

/* barra superior (simula o eixo de preço) */
.cm-skeleton__bar {
  height: 14px;
  width: 42%;
  border-radius: 6px;
  background: rgba(255, 255, 255, .05);
  position: relative;
  overflow: hidden;
  flex: 0 0 auto;
}

/* área do gráfico (simula o canvas) */
.cm-skeleton__area {
  flex: 1 1 auto;
  border-radius: 10px;
  background: rgba(255, 255, 255, .035);
  position: relative;
  overflow: hidden;
}

/* shimmer que atravessa */
.cm-skeleton__bar::after,
.cm-skeleton__area::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(56,107,255, .09) 45%,
    rgba(14, 203, 129, .07) 55%,
    transparent 100%
  );
  animation: cmShimmer 1.25s cubic-bezier(.4, 0, .2, 1) infinite;
}

@keyframes cmShimmer {
  100% { transform: translateX(100%); }
}

/* -------------------------------------------- entrada do gráfico */
@keyframes cmChartIn {
  from { opacity: 0; transform: scale(.995); }
  to   { opacity: 1; transform: none; }
}

.chart-panel.cm-chart-pronto > canvas {
  animation: cmChartIn .28s cubic-bezier(.22, 1, .36, 1);
}

/* ------------------------------------------------- acessibilidade */
@media (prefers-reduced-motion: reduce) {
  .cm-skeleton__bar::after,
  .cm-skeleton__area::after {
    animation: none;
    background: rgba(56,107,255, .05);
  }

  .chart-panel > canvas,
  .cm-skeleton {
    transition: none !important;
    animation: none !important;
  }
}

/* telas muito pequenas: skeleton mais enxuto */
@media (max-width: 380px) {
  .cm-skeleton { padding: 10px; gap: 8px; }
  .cm-skeleton__bar { height: 10px; width: 55%; }
}