.chart-box {
  border: 1px solid #dce3e9;
  border-radius: 2px !important;
  background: #fff;
  padding: 18px 16px 12px;
}
.chart-legend {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid #e7ebef;
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  color: #657285;
  font-size: .72rem;
  font-weight: 650;
  letter-spacing: .025em;
}
.chart-legend .dot { width: 7px; height: 7px; }
.scenario-compare {
  margin-top: 26px !important;
  padding-top: 22px;
  border-top: 1px solid #dce3e9;
}
.scenario-compare .section-head { margin-bottom: 8px; }
.scenario-compare .section-head h2 {
  font-size: .73rem !important;
  text-transform: uppercase;
  letter-spacing: .11em;
  color: #657285 !important;
  font-weight: 750;
}
.scenario-grid {
  gap: 0 !important;
  border-top: 1px solid #dce3e9;
  border-left: 1px solid #dce3e9;
  background: #fff;
}
.scenario-grid > * {
  flex: 1 1 160px;
  min-width: 0;
  border: 0 !important;
  border-right: 1px solid #dce3e9 !important;
  border-bottom: 1px solid #dce3e9 !important;
  border-radius: 0 !important;
  box-shadow: none !important;
  background: #fff !important;
}
.collapse {
  border-top: 1px solid #dce3e9;
  border-bottom: 1px solid #dce3e9;
  border-radius: 0 !important;
}
.collapse summary {
  padding: 13px 2px;
  color: #42536a;
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .025em;
}
.table-wrap { border-radius: 0 !important; }
.actions { gap: 8px; border-top-color: #e5eaee; }
.actions .btn:not(.primary) { background: #fff; border-color: #d6dde4; color: #4d5e73; }
.site-footer { position: relative; }
.site-footer::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: #168f83;
  opacity: .78;
}
[data-theme="dark"] .chart-box, [data-theme="dark"] .scenario-grid, [data-theme="dark"] .scenario-grid > * {
  background: var(--bg);
  border-color: var(--border) !important;
}
[data-theme="dark"] .chart-legend, [data-theme="dark"] .scenario-compare, [data-theme="dark"] .collapse, [data-theme="dark"] .collapse summary {
  border-color: var(--border);
  color: var(--ink-soft);
}
[data-theme="dark"] .actions .btn:not(.primary) {
  background: var(--bg-soft);
  border-color: var(--border-strong);
  color: var(--ink);
}
@media (max-width: 700px) {
.scenario-grid { border-left: 0; }
.scenario-grid > * { flex-basis: 100%; border-left: 1px solid #dce3e9 !important; }
.chart-box { padding: 14px 10px 10px; }
.method-card > div[style*="grid-template-columns:repeat(3, 1fr)"], .method-card > div[style*="grid-template-columns:repeat(4, 1fr)"] {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
}