.dd-pdc {
  --dd-pdc-bg: #f6f7f9;
  --dd-pdc-panel: #ffffff;
  --dd-pdc-ink: #172033;
  --dd-pdc-muted: #617086;
  --dd-pdc-line: #d9dee7;
  --dd-pdc-accent: #116b5f;
  --dd-pdc-accent-strong: #0c564c;
  --dd-pdc-accent-soft: #dff2ee;
  --dd-pdc-danger: #a83d3d;
  --dd-pdc-shadow: 0 10px 30px rgba(18, 30, 50, 0.08);
  background: var(--dd-pdc-bg);
  color: var(--dd-pdc-ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  padding: 32px;
  overflow: hidden;
}

.dd-pdc *,
.dd-pdc *::before,
.dd-pdc *::after {
  box-sizing: border-box;
}

.dd-pdc h2,
.dd-pdc h3,
.dd-pdc p {
  margin: 0;
}

.dd-pdc p {
  color: var(--dd-pdc-muted);
  line-height: 1.55;
}

.dd-pdc-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.dd-pdc-header h2 {
  color: var(--dd-pdc-ink);
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0;
}

.dd-pdc-header p {
  max-width: 780px;
  margin-top: 10px;
}

.dd-pdc button,
.dd-pdc input,
.dd-pdc select {
  font: inherit;
}

.dd-pdc-button {
  border: 1px solid transparent;
  border-radius: 8px;
  min-height: 42px;
  padding: 0 14px;
  background: var(--dd-pdc-accent);
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 650;
  white-space: nowrap;
}

.dd-pdc-button:hover {
  background: var(--dd-pdc-accent-strong);
  color: #fff;
}

.dd-pdc-button-secondary {
  background: #fff;
  color: var(--dd-pdc-ink);
  border-color: var(--dd-pdc-line);
}

.dd-pdc-button-secondary:hover {
  background: #f0f3f6;
  color: var(--dd-pdc-ink);
}

.dd-pdc-button-danger {
  background: #fff;
  border-color: #e7c5c5;
  color: var(--dd-pdc-danger);
}

.dd-pdc-button-danger:hover {
  background: #fff5f5;
  color: var(--dd-pdc-danger);
}

.dd-pdc-summary,
.dd-pdc-grid,
.dd-pdc-results-grid,
.dd-pdc-formula-grid {
  display: grid;
  gap: 18px;
}

.dd-pdc-summary {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 18px;
}

.dd-pdc-grid,
.dd-pdc-formula-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr));
}

.dd-pdc-results-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}

.dd-pdc-metric,
.dd-pdc-card {
  background: var(--dd-pdc-panel);
  border: 1px solid var(--dd-pdc-line);
  border-radius: 8px;
  box-shadow: var(--dd-pdc-shadow);
}

.dd-pdc-metric {
  min-height: 110px;
  padding: 18px;
}

.dd-pdc-metric-label {
  color: var(--dd-pdc-muted);
  font-size: 0.92rem;
}

.dd-pdc-metric-value {
  margin-top: 8px;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.05;
  font-weight: 760;
}

.dd-pdc-tabs {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--dd-pdc-line);
  margin: 22px 0;
}

.dd-pdc-tab {
  background: transparent;
  color: var(--dd-pdc-muted);
  border: 0;
  border-radius: 8px 8px 0 0;
  min-height: 44px;
  padding: 0 14px;
  cursor: pointer;
}

.dd-pdc-tab:hover,
.dd-pdc-tab.is-active {
  color: var(--dd-pdc-accent-strong);
  background: var(--dd-pdc-accent-soft);
}

.dd-pdc-tab.is-active {
  box-shadow: inset 0 -3px 0 var(--dd-pdc-accent);
}

.dd-pdc-panel {
  display: none;
}

.dd-pdc-panel.is-active {
  display: block;
}

.dd-pdc-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}

.dd-pdc-card-header,
.dd-pdc-card-body {
  padding: 18px;
}

.dd-pdc-card-header {
  border-bottom: 1px solid var(--dd-pdc-line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.dd-pdc-card-title {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.dd-pdc-card-header h3 {
  color: var(--dd-pdc-ink);
  font-size: 1.05rem;
  line-height: 1.25;
}

.dd-pdc-subtle {
  color: var(--dd-pdc-muted);
  font-size: 0.9rem;
  margin-top: 3px;
}

.dd-pdc-form-grid,
.dd-pdc-formula-list {
  display: grid;
  gap: 13px;
}

.dd-pdc-field {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) minmax(120px, 170px) minmax(74px, 120px);
  gap: 10px;
  align-items: center;
  min-width: 0;
}

.dd-pdc label {
  color: #314157;
  font-size: 0.93rem;
  font-weight: 600;
}

.dd-pdc input,
.dd-pdc select {
  max-width: 100%;
  width: 100%;
  border: 1px solid var(--dd-pdc-line);
  border-radius: 8px;
  background: #fff;
  color: var(--dd-pdc-ink);
  min-height: 40px;
  padding: 8px 10px;
}

.dd-pdc input:focus,
.dd-pdc select:focus {
  outline: 2px solid rgba(17, 107, 95, 0.18);
  border-color: var(--dd-pdc-accent);
}

.dd-pdc-unit,
.dd-pdc-row-label {
  color: var(--dd-pdc-muted);
  font-size: 0.9rem;
}

.dd-pdc-result-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 7px 0;
  border-bottom: 1px solid #edf0f4;
  font-size: 0.94rem;
}

.dd-pdc-result-row:last-child {
  border-bottom: 0;
}

.dd-pdc-result-row strong,
.dd-pdc-result-row span:last-child {
  text-align: right;
}

.dd-pdc-flow-summary {
  margin-top: 18px;
}

.dd-pdc-note-card {
  max-width: 840px;
}

.dd-pdc-formula {
  display: grid;
  gap: 5px;
  padding-bottom: 12px;
  border-bottom: 1px solid #edf0f4;
}

.dd-pdc-formula:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.dd-pdc-formula code {
  display: block;
  width: 100%;
  overflow-x: auto;
  background: #f4f6f8;
  border: 1px solid var(--dd-pdc-line);
  border-radius: 8px;
  padding: 9px 10px;
  color: #132033;
  font-family: "Cascadia Mono", Consolas, "SFMono-Regular", monospace;
  font-size: 0.9rem;
  line-height: 1.45;
  white-space: nowrap;
}

.dd-pdc-formula span {
  color: var(--dd-pdc-muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

@media (max-width: 1100px) {
  .dd-pdc-field {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .dd-pdc-unit {
    min-height: 0;
  }
}

@media (max-width: 850px) {
  .dd-pdc {
    padding: 20px 16px;
  }

  .dd-pdc-header {
    flex-direction: column;
  }

  .dd-pdc-summary,
  .dd-pdc-grid,
  .dd-pdc-results-grid,
  .dd-pdc-formula-grid {
    grid-template-columns: 1fr;
  }

  .dd-pdc-field {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .dd-pdc-card-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .dd-pdc-button {
    width: 100%;
  }

  .dd-pdc-tabs .dd-pdc-tab {
    width: auto;
  }
}