.bc-module-nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.bc-module-tab {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.04);
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.bc-module-tab:hover,
.bc-module-tab:focus-visible,
.bc-module-tab.is-active {
  transform: translateY(-1px);
  background: rgba(71, 169, 255, 0.12);
  border-color: rgba(71, 169, 255, 0.32);
}

.bc-hero {
  background:
    radial-gradient(circle at top right, rgba(71, 169, 255, 0.22), transparent 32%),
    radial-gradient(circle at bottom left, rgba(81, 214, 141, 0.18), transparent 28%),
    linear-gradient(145deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
}

.bc-toolbar,
.bc-card-grid {
  display: grid;
  gap: 14px;
}

.bc-toolbar {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.bc-card-grid {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.bc-overview-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.bc-stat {
  padding: 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
}

.bc-stat-value {
  margin-top: 6px;
  font-size: 1.35rem;
  font-weight: 700;
}

.bc-surface {
  padding: 18px;
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.08);
}

.bc-chart-shell {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}

.bc-chart-svg {
  width: 100%;
  height: 340px;
  display: block;
}

.bc-chart-path {
  fill: none;
  stroke: #5eead4;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 12px 24px rgba(94, 234, 212, 0.25));
}

.bc-chart-area {
  fill: url(#bc-chart-fill);
}

.bc-chart-grid line {
  stroke: rgba(255,255,255,0.08);
  stroke-dasharray: 4 6;
}

.bc-range-list,
.bc-inline-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.bc-range-button {
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}

.bc-range-button:hover,
.bc-range-button[aria-pressed="true"] {
  transform: translateY(-1px);
  background: rgba(94, 234, 212, 0.12);
  border-color: rgba(94, 234, 212, 0.45);
}

.bc-panel-fade {
  animation: bcPanelFade .35s ease;
}

@keyframes bcPanelFade {
  from { opacity: 0; transform: translateY(8px) scale(.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.bc-position-list {
  display: grid;
  gap: 12px;
}

.bc-position-row {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) repeat(4, minmax(100px, .75fr));
  gap: 12px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
}

.bc-performance {
  font-weight: 700;
}

.bc-performance.is-positive {
  color: #84f2b7;
}

.bc-performance.is-negative {
  color: #ff9b8d;
}

.bc-pill-soft {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  color: var(--muted);
  font-size: .85rem;
}

@media (max-width: 900px) {
  .bc-position-row {
    grid-template-columns: 1fr;
  }
}