.copper-body {
  margin: 0;
  background: var(--lsf-canvas);
}

.copper-page {
  width: min(var(--lsf-content), calc(100% - 40px));
  margin: 0 auto;
  padding: 42px 0 72px;
  color: var(--lsf-text);
  font-variant-numeric: tabular-nums;
}

.copper-page a {
  color: var(--lsf-brand);
}

.copper-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 36px;
  align-items: end;
  padding: 42px 44px;
  overflow: hidden;
  border: 1px solid #d7e5f6;
  border-radius: var(--lsf-radius-lg);
  background:
    linear-gradient(120deg, rgba(0, 82, 217, 0.07), rgba(0, 110, 255, 0.015) 58%),
    var(--lsf-surface);
  box-shadow: var(--lsf-shadow-sm);
}

.copper-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--lsf-brand), var(--lsf-brand-bright) 48%, #8cc8ff);
}

.copper-kicker,
.copper-section-index {
  margin: 0 0 12px;
  color: var(--lsf-brand);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.copper-hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 1.12;
}

.copper-lead {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--lsf-muted);
  font-size: 16px;
  line-height: 1.8;
}

.copper-hero-status {
  display: flex;
  min-height: 116px;
  flex-direction: column;
  justify-content: center;
  padding: 22px 24px;
  border-left: 3px solid var(--lsf-brand);
  background: var(--lsf-surface-soft);
}

.copper-status-label {
  margin-bottom: 8px;
  color: var(--lsf-brand);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.1em;
}

.copper-hero-status strong {
  color: var(--lsf-ink);
  font-size: 18px;
}

.copper-hero-status > span:last-child {
  margin-top: 7px;
  color: var(--lsf-muted);
  font-size: 12px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.copper-section-nav {
  display: flex;
  gap: 0;
  margin: 18px 0 0;
  overflow-x: auto;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius);
  background: var(--lsf-surface);
  box-shadow: var(--lsf-shadow-sm);
  scrollbar-width: thin;
}

.copper-section-nav a {
  flex: 1 0 auto;
  min-width: 126px;
  padding: 14px 18px;
  border-right: 1px solid var(--lsf-line);
  color: var(--lsf-text);
  font-size: 13px;
  font-weight: 620;
  text-align: center;
  text-decoration: none;
  transition: background 140ms ease, color 140ms ease;
}

.copper-section-nav a:last-child {
  border-right: 0;
}

.copper-section-nav a:hover {
  color: var(--lsf-brand);
  background: var(--lsf-brand-wash);
}

.copper-kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.copper-kpis-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.copper-kpis-six {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.copper-kpi {
  min-width: 0;
  padding: 21px 22px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius);
  background: var(--lsf-surface);
  box-shadow: 0 2px 7px rgba(31, 56, 88, 0.04);
}

.copper-kpi-primary {
  border-color: #b9d6fb;
  background: linear-gradient(180deg, #ffffff, #f6faff);
}

.copper-kpi-head {
  display: flex;
  min-height: 30px;
  gap: 8px;
  align-items: flex-start;
  justify-content: space-between;
  color: var(--lsf-muted);
  font-size: 12px;
  font-weight: 620;
  line-height: 1.45;
}

.copper-tag {
  flex: 0 0 auto;
  padding: 3px 7px;
  border: 1px solid #b9d6fb;
  border-radius: 3px;
  color: var(--lsf-brand);
  background: var(--lsf-brand-wash);
  font-size: 9px;
  font-weight: 760;
  letter-spacing: 0.07em;
  line-height: 1.2;
  text-transform: uppercase;
}

.copper-tag-muted {
  border-color: #d3dce8;
  color: #5a6c83;
  background: #f3f6fa;
}

.copper-tag-warning {
  border-color: #f2cf9c;
  color: #a34f12;
  background: #fff7e8;
}

.copper-kpi strong {
  display: block;
  margin-top: 9px;
  color: var(--lsf-ink);
  font-size: clamp(25px, 2.5vw, 33px);
  font-weight: 710;
  letter-spacing: -0.035em;
  line-height: 1.15;
  white-space: nowrap;
}

.copper-kpi p {
  margin: 8px 0 0;
  color: var(--lsf-muted);
  font-size: 11px;
  line-height: 1.5;
}

.copper-definition-strip {
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  gap: 20px;
  margin-top: 14px;
  padding: 17px 20px;
  border: 1px solid #c9dcf3;
  border-left: 3px solid var(--lsf-brand);
  border-radius: var(--lsf-radius-sm);
  background: #f4f9ff;
}

.copper-definition-strip strong {
  color: var(--lsf-brand-deep);
  font-size: 13px;
}

.copper-definition-strip p {
  margin: 0;
  color: #4f627a;
  font-size: 13px;
  line-height: 1.75;
}

.copper-section {
  padding-top: 78px;
  scroll-margin-top: 68px;
}

.copper-section-heading {
  display: flex;
  gap: 24px;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 20px;
}

.copper-section-heading h2 {
  margin: 0;
  font-size: clamp(25px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: -0.035em;
}

.copper-section-heading > div:first-child > p:last-child {
  max-width: 760px;
  margin: 9px 0 0;
  color: var(--lsf-muted);
  font-size: 14px;
  line-height: 1.7;
}

.copper-controls {
  display: flex;
  flex: 0 0 auto;
  gap: 10px;
  align-items: center;
}

.copper-segmented {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius-sm);
  background: var(--lsf-surface-muted);
}

.copper-segmented button {
  min-height: 34px;
  padding: 0 12px;
  border: 0;
  border-radius: 3px;
  color: var(--lsf-muted);
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 650;
  cursor: pointer;
}

.copper-segmented button:hover {
  color: var(--lsf-brand);
}

.copper-segmented button.is-active {
  color: var(--lsf-brand-deep);
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(31, 56, 88, 0.12);
}

.copper-chart-card {
  min-width: 0;
  padding: 22px 22px 18px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius);
  background: var(--lsf-surface);
  box-shadow: var(--lsf-shadow-sm);
}

.copper-chart-meta {
  display: flex;
  min-height: 44px;
  gap: 18px;
  align-items: flex-start;
  justify-content: space-between;
}

.copper-chart-meta > div:first-child {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 5px;
}

.copper-chart-meta strong {
  color: var(--lsf-ink);
  font-size: 15px;
  line-height: 1.35;
}

.copper-chart-meta span {
  color: var(--lsf-muted);
  font-size: 11px;
}

.copper-chart-readout,
.copper-structure {
  color: var(--lsf-brand-deep);
  font-size: 13px;
  font-weight: 700;
  text-align: right;
  white-space: nowrap;
}

.copper-chart {
  position: relative;
  width: 100%;
  height: 300px;
  margin-top: 12px;
  overflow: hidden;
}

.copper-chart-large {
  height: 430px;
}

.copper-chart-medium {
  height: 360px;
}

.copper-chart svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.copper-chart-empty,
.copper-chart-loading {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: center;
  border: 1px dashed var(--lsf-line);
  color: var(--lsf-muted);
  background: #fbfcfe;
  font-size: 13px;
}

.copper-chart-foot {
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid #edf1f6;
  color: var(--lsf-muted);
  font-size: 11px;
  line-height: 1.55;
}

.copper-two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.copper-card-note,
.copper-method-note {
  margin: 12px 0 0;
  padding-top: 11px;
  border-top: 1px solid #edf1f6;
  color: var(--lsf-muted);
  font-size: 11px;
  line-height: 1.65;
}

.copper-inventory-charts {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
}

.copper-inventory-us-card {
  grid-column: 1 / -1;
}

.copper-price-lme {
  margin-top: 16px;
}

.copper-kpi-detail {
  padding-top: 8px;
  border-top: 1px solid #edf1f6;
}

.copper-production-charts,
.copper-scrap-charts {
  margin-top: 16px;
}

.copper-mom-card {
  margin-top: 16px;
}

.copper-scrap-data {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--lsf-line);
}

.copper-method-note {
  padding: 15px 18px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius-sm);
  background: #f8fafc;
}

.copper-legend {
  display: flex;
  max-width: 560px;
  flex-wrap: wrap;
  gap: 8px 14px;
  justify-content: flex-end;
}

.copper-legend-item {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  color: var(--lsf-muted);
  font-size: 10px;
  white-space: nowrap;
}

.copper-legend .copper-legend-item,
.copper-legend .copper-legend-item span {
  color: inherit;
}

.copper-legend-swatch {
  width: 16px;
  height: 2px;
  background: currentColor;
}

.copper-chart-legend {
  min-height: 28px;
  max-width: none;
  margin: 10px 0 2px;
  justify-content: flex-start;
}

.copper-legend-toggle {
  padding: 4px 7px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.copper-legend-toggle:hover,
.copper-legend-toggle:focus-visible {
  border-color: currentColor;
  outline: none;
}

.copper-legend-toggle.is-hidden {
  opacity: 0.4;
  text-decoration: line-through;
}

.copper-legend-toggle.is-hidden .copper-legend-swatch {
  opacity: 0.45;
}

.copper-gap-note {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 18px;
  margin-top: 16px;
  padding: 18px 20px;
  border: 1px solid #edd7b4;
  border-left: 3px solid var(--lsf-warning);
  border-radius: var(--lsf-radius-sm);
  background: #fffaf1;
}

.copper-gap-note strong {
  color: #9d531b;
  font-size: 16px;
}

.copper-gap-note p {
  margin: 0;
  color: #715d4c;
  font-size: 13px;
  line-height: 1.7;
}

.copper-status-panel {
  overflow: hidden;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius);
  background: var(--lsf-surface);
  box-shadow: var(--lsf-shadow-sm);
}

.copper-status-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--lsf-line);
  background: #f8fbff;
}

.copper-status-summary > div {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 6px;
  padding: 17px 20px;
  border-right: 1px solid var(--lsf-line);
}

.copper-status-summary > div:last-child {
  border-right: 0;
}

.copper-status-summary span {
  color: var(--lsf-muted);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.copper-status-summary strong {
  overflow: hidden;
  color: var(--lsf-ink);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.copper-table-wrap {
  overflow-x: auto;
}

.copper-status-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--lsf-text);
  font-size: 12px;
}

.copper-status-table th,
.copper-status-table td {
  padding: 13px 16px;
  border-bottom: 1px solid #e8edf4;
  text-align: left;
  vertical-align: top;
}

.copper-status-table th {
  color: var(--lsf-muted);
  background: #fbfcfe;
  font-size: 10px;
  font-weight: 720;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.copper-status-table tr:last-child td {
  border-bottom: 0;
}

.copper-status-table td:nth-child(1) {
  min-width: 210px;
  color: var(--lsf-ink);
  font-weight: 620;
}

.copper-status-table td:nth-child(2),
.copper-status-table td:nth-child(3) {
  white-space: nowrap;
}

.copper-status-table td:nth-child(4) {
  min-width: 300px;
  color: var(--lsf-muted);
  line-height: 1.55;
}

.copper-probe-result {
  display: inline-block;
  min-width: 66px;
  padding: 3px 7px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 700;
  text-align: center;
}

.copper-probe-result.is-updated {
  color: #006c49;
  background: #e7f7f1;
}

.copper-probe-result.is-unchanged {
  color: #52657c;
  background: #edf1f6;
}

.copper-probe-result.is-failed {
  color: #b12c39;
  background: #fff0f1;
}

.copper-source-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.copper-source-grid a {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 7px;
  padding: 17px 18px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius-sm);
  color: var(--lsf-text);
  background: var(--lsf-surface);
  text-decoration: none;
  transition: border-color 140ms ease, background 140ms ease;
}

.copper-source-grid a:hover {
  border-color: #a9c9f2;
  background: #f8fbff;
}

.copper-source-grid strong {
  color: var(--lsf-ink);
  font-size: 13px;
}

.copper-source-grid span {
  color: var(--lsf-muted);
  font-size: 11px;
  line-height: 1.55;
}

.copper-footer {
  margin-top: 58px;
  padding: 22px 0 0;
  border-top: 1px solid var(--lsf-line);
}

.copper-footer p {
  margin: 0;
  color: var(--lsf-muted);
  font-size: 11px;
  line-height: 1.7;
}

.copper-tooltip {
  position: fixed;
  z-index: 10050;
  max-width: 260px;
  padding: 10px 12px;
  border: 1px solid #b9c7d9;
  border-radius: 4px;
  color: #eef5ff;
  background: rgba(18, 29, 47, 0.96);
  box-shadow: 0 8px 24px rgba(7, 22, 42, 0.2);
  font-size: 11px;
  line-height: 1.65;
  pointer-events: none;
}

.copper-tooltip strong {
  display: block;
  margin-bottom: 4px;
  color: #ffffff;
  font-size: 12px;
}

.copper-data-error {
  margin-top: 16px;
  padding: 13px 16px;
  border: 1px solid #f0c2c7;
  border-radius: var(--lsf-radius-sm);
  color: #a62a36;
  background: #fff4f5;
  font-size: 12px;
}

.copper-logic-note {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 11px 22px;
  margin: 0 0 18px;
  padding: 18px 20px;
  border: 1px solid #d8e5f4;
  border-left: 3px solid var(--lsf-brand);
  border-radius: var(--lsf-radius-sm);
  background: #f8fbff;
}

.copper-logic-note strong {
  color: var(--lsf-brand-deep);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.06em;
}

.copper-logic-note p {
  margin: 0;
  color: #4f627a;
  font-size: 13px;
  line-height: 1.75;
}

.copper-logic-note-compact {
  margin-bottom: 14px;
  background: #fbfdff;
}

.copper-subsection {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--lsf-line);
  scroll-margin-top: 68px;
}

.copper-subsection-heading {
  margin-bottom: 16px;
}

.copper-subsection-heading h3 {
  margin: 0;
  color: var(--lsf-ink);
  font-size: 21px;
  letter-spacing: -0.025em;
}

.copper-subsection-heading p {
  margin: 8px 0 0;
  color: var(--lsf-muted);
  font-size: 13px;
  line-height: 1.65;
}

.copper-kpis-five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.copper-kpis + .copper-chart-card,
.copper-method-note + .copper-kpis,
.copper-logic-note + .copper-kpis {
  margin-top: 16px;
}

.copper-causal-chain {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  margin: 0 0 18px;
}

.copper-causal-chain span {
  padding: 15px 13px;
  border: 1px solid #cbdcf1;
  border-radius: var(--lsf-radius-sm);
  color: var(--lsf-brand-deep);
  background: #ffffff;
  font-size: 12px;
  font-weight: 680;
  line-height: 1.45;
  text-align: center;
}

.copper-causal-chain b {
  color: #7990aa;
  font-size: 15px;
  font-weight: 500;
}

.copper-framework-grid,
.copper-coverage-grid,
.copper-topic-grid,
.copper-sector-grid,
.copper-three-column {
  display: grid;
  gap: 14px;
}

.copper-framework-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.copper-framework-grid article,
.copper-coverage-grid article,
.copper-topic-grid article,
.copper-sector-grid article,
.copper-research-card {
  min-width: 0;
  padding: 19px 20px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius-sm);
  background: var(--lsf-surface);
  box-shadow: 0 2px 7px rgba(31, 56, 88, 0.035);
}

.copper-framework-grid article {
  border-top: 2px solid #7fb2f2;
}

.copper-framework-grid article > span,
.copper-coverage-grid article > span,
.copper-research-card > span {
  display: block;
  margin-bottom: 9px;
  color: var(--lsf-brand);
  font-size: 10px;
  font-weight: 760;
  letter-spacing: 0.08em;
}

.copper-framework-grid h3,
.copper-topic-grid h3,
.copper-research-card h3 {
  margin: 0 0 11px;
  color: var(--lsf-ink);
  font-size: 15px;
  line-height: 1.45;
}

.copper-framework-grid p,
.copper-topic-grid p,
.copper-sector-grid p,
.copper-research-card p,
.copper-coverage-grid p {
  margin: 7px 0 0;
  color: var(--lsf-muted);
  font-size: 12px;
  line-height: 1.7;
}

.copper-topic-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 16px;
}

.copper-topic-grid p strong,
.copper-research-card p strong {
  color: var(--lsf-brand-deep);
}

.copper-coverage-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.copper-coverage-grid article {
  border-top: 2px solid #d6a154;
  background: #fffdf8;
}

.copper-coverage-grid article > span {
  color: #9b5a1e;
}

.copper-coverage-grid article > strong,
.copper-sector-grid article > strong {
  display: block;
  color: var(--lsf-ink);
  font-size: 13px;
  line-height: 1.45;
}

.copper-coverage-grid-wide {
  margin-top: 16px;
}

.copper-sector-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 16px;
}

.copper-sector-grid article {
  padding: 17px 16px;
}

.copper-three-column {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.copper-balance-stages {
  margin-top: 16px;
}

.copper-analysis-table-wrap {
  margin-top: 18px;
  border: 1px solid var(--lsf-line);
  border-radius: var(--lsf-radius-sm);
  background: var(--lsf-surface);
}

.copper-analysis-table {
  width: 100%;
  border-collapse: collapse;
  color: var(--lsf-text);
  font-size: 12px;
}

.copper-analysis-table caption {
  padding: 15px 16px;
  border-bottom: 1px solid var(--lsf-line);
  color: var(--lsf-ink);
  background: #f8fbff;
  font-size: 13px;
  font-weight: 700;
  text-align: left;
}

.copper-analysis-table th,
.copper-analysis-table td {
  padding: 13px 15px;
  border-bottom: 1px solid #e8edf4;
  text-align: left;
  vertical-align: top;
}

.copper-analysis-table th {
  color: var(--lsf-muted);
  background: #fbfcfe;
  font-size: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.copper-analysis-table tbody tr:last-child td {
  border-bottom: 0;
}

.copper-analysis-table td {
  line-height: 1.6;
}

.copper-scenario-table td:first-child {
  min-width: 70px;
}

.copper-scenario-table td:not(:first-child) {
  min-width: 230px;
}

@media (max-width: 980px) {
  .copper-hero {
    grid-template-columns: 1fr;
  }

  .copper-hero-status {
    min-height: 0;
  }

  .copper-kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .copper-kpis-five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .copper-kpis-six {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .copper-kpis-three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .copper-section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .copper-source-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .copper-framework-grid,
  .copper-topic-grid,
  .copper-coverage-grid,
  .copper-three-column {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .copper-sector-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .copper-page {
    width: min(100% - 24px, var(--lsf-content));
    padding-top: 18px;
  }

  .copper-hero {
    gap: 24px;
    padding: 30px 24px;
  }

  .copper-hero h1 {
    font-size: 34px;
  }

  .copper-kpis,
  .copper-kpis-three,
  .copper-kpis-five,
  .copper-kpis-six,
  .copper-two-column,
  .copper-source-grid,
  .copper-framework-grid,
  .copper-topic-grid,
  .copper-coverage-grid,
  .copper-sector-grid,
  .copper-three-column {
    grid-template-columns: 1fr;
  }

  .copper-logic-note {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .copper-logic-note p + strong {
    margin-top: 7px;
  }

  .copper-causal-chain {
    grid-template-columns: 1fr;
  }

  .copper-causal-chain b {
    display: none;
  }

  .copper-kpi strong {
    font-size: 30px;
  }

  .copper-definition-strip,
  .copper-gap-note {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .copper-section {
    padding-top: 58px;
  }

  .copper-controls {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
  }

  .copper-segmented {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: 1fr;
  }

  .copper-segmented button {
    min-height: 42px;
  }

  .copper-chart-card {
    padding: 18px 14px 14px;
  }

  .copper-chart {
    height: 290px;
  }

  .copper-chart-medium {
    height: 320px;
  }

  .copper-chart-large {
    height: 360px;
  }

  .copper-chart-foot,
  .copper-chart-meta {
    align-items: flex-start;
    flex-direction: column;
  }

  .copper-chart-readout,
  .copper-structure {
    text-align: left;
  }

  .copper-status-summary {
    grid-template-columns: 1fr;
  }

  .copper-status-summary > div {
    border-right: 0;
    border-bottom: 1px solid var(--lsf-line);
  }

  .copper-status-summary > div:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 430px) {
  .copper-hero h1 {
    font-size: 30px;
  }

  .copper-chart-legend .copper-legend-toggle {
    max-width: 100%;
    align-items: flex-start;
    white-space: normal;
    text-align: left;
  }

  .copper-chart-legend .copper-legend-swatch {
    flex: 0 0 16px;
    margin-top: 0.55em;
  }

  .copper-kpis {
    gap: 10px;
  }

  .copper-kpi {
    padding: 18px;
  }

  .copper-chart-large {
    height: 320px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .copper-page *,
  .copper-page *::before,
  .copper-page *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}

@media print {
  .copper-section-nav,
  .copper-controls {
    display: none;
  }

  .copper-page {
    width: 100%;
    padding: 0;
  }

  .copper-chart-card,
  .copper-kpi,
  .copper-hero {
    break-inside: avoid;
    box-shadow: none;
  }
}