/* ════════════════════════════════════════════════
   CHART
═══════════════════════════════════════════════════ */
.chart-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 28px 18px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.chart-box::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--c-cyan), var(--c-violet));
  opacity: calc(var(--glow-on) * 0.55);
}
[data-intensity="conservadora"] .chart-box::before {
  background: var(--accent);
  opacity: 0.25;
}

.chart-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 16px;
}
.chart-title-block { display: flex; align-items: baseline; gap: 14px; min-width: 0; }
.chart-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .06em;
  color: var(--text-2);
  text-transform: uppercase;
  white-space: nowrap;
}
.chart-hover-val {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}
.chart-hover-val em {
  font-style: normal;
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: .04em;
  font-weight: 500;
}

.time-sel {
  display: flex;
  gap: 1px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 3px;
  flex-shrink: 0;
}
.t-btn {
  padding: 5px 11px;
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--text-3);
  background: none;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all .15s;
}
.t-btn:hover { color: var(--text-2); }
.t-btn.on {
  background: var(--accent);
  color: var(--accent-text);
  box-shadow: 0 0 calc(var(--glow-on) * 10px) var(--accent-glow);
}

.chart-svg-wrap {
  position: relative;
  height: 320px;
  cursor: crosshair;
}
.chart-svg-wrap svg {
  width: 100%;
  height: 100%;
  display: block;
}

.chart-tooltip {
  position: absolute;
  pointer-events: none;
  transform: translate(-50%, -100%);
  margin-top: -14px;
  background: var(--bg-card-2);
  border: 1px solid var(--border-hi);
  border-radius: 8px;
  padding: 8px 12px;
  font-family: var(--mono);
  white-space: nowrap;
  z-index: 5;
  box-shadow: 0 8px 20px rgba(0,0,0,.4);
  min-width: 90px;
}
.ctt-time {
  font-size: 10px;
  color: var(--text-3);
  letter-spacing: .04em;
  margin-bottom: 2px;
}
.ctt-price {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.ctt-delta {
  font-size: 11px;
  font-weight: 600;
  margin-top: 2px;
}