.diagnostic-hero {
  padding-bottom: 24px;
}

.diagnostic-hero h1 {
  max-width: 980px;
}

.editorial-meta {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
  padding: 13px 0 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--ink-mute);
  font-size: 0.78rem;
  line-height: 1.45;
}

.editorial-meta strong {
  color: var(--ink);
}

.section-heading {
  max-width: 880px;
  margin-bottom: 20px;
}

.section-heading h2 {
  margin-top: 12px;
  color: var(--ink);
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  font-weight: 800;
  line-height: 1.12;
}

.section-heading > p {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 0.98rem;
  line-height: 1.65;
}

.section-tinted {
  position: relative;
  z-index: 0;
}

.section-tinted::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 14px;
  right: -18px;
  bottom: 14px;
  left: -18px;
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  background: rgba(248, 250, 252, 0.82);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.info-card {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.info-card h3 {
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
  line-height: 1.35;
}

.info-card p {
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.58;
}

.link-card {
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.link-card:hover {
  border-color: #93c5fd;
  transform: translateY(-1px);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.discrepancy-table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
}

.discrepancy-table th,
.discrepancy-table td {
  padding: 13px 15px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: left;
  vertical-align: top;
}

.discrepancy-table th {
  color: var(--ink);
}

.discrepancy-table thead th {
  background: var(--surface);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

.direct-answer {
  margin-top: 30px;
  padding: 22px 24px;
  border: 1px solid #bfdbfe;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.direct-answer-label {
  display: block;
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.direct-answer p {
  max-width: 960px;
  margin-top: 8px;
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.68;
}

.diagnostic-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.diagnostic-summary-item {
  min-height: 112px;
  display: grid;
  align-content: center;
  gap: 7px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.diagnostic-summary-item strong {
  color: var(--ink);
  font-family: "Plus Jakarta Sans", Inter, sans-serif;
  font-size: 0.98rem;
  line-height: 1.3;
}

.diagnostic-summary-item span {
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.48;
}

.diagnostic-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.diagnostic-table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
}

.diagnostic-table caption {
  padding: 14px 16px;
  color: var(--ink-soft);
  font-size: 0.82rem;
  line-height: 1.5;
  text-align: left;
}

.diagnostic-table th,
.diagnostic-table td {
  padding: 13px 15px;
  border-top: 1px solid var(--border-subtle);
  color: var(--ink-soft);
  font-size: 0.85rem;
  line-height: 1.5;
  text-align: left;
  vertical-align: top;
}

.diagnostic-table thead th {
  border-top: 0;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.diagnostic-table tbody th {
  width: 190px;
  color: var(--ink);
  font-weight: 800;
}

.diagnostic-table code,
.formula-box code {
  color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.82rem;
}

.diagnostic-table a,
.diagnostic-inline-link {
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: none;
}

.diagnostic-table a:hover,
.diagnostic-inline-link:hover {
  text-decoration: underline;
}

.reconciliation-steps {
  display: grid;
  gap: 10px;
  list-style: none;
  counter-reset: diagnostic-step;
}

.reconciliation-steps li {
  position: relative;
  min-height: 76px;
  padding: 15px 16px 15px 58px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.55;
  counter-increment: diagnostic-step;
}

.reconciliation-steps li::before {
  content: counter(diagnostic-step, decimal-leading-zero);
  position: absolute;
  top: 15px;
  left: 15px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--accent-light);
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 800;
}

.reconciliation-steps strong {
  display: block;
  margin-bottom: 3px;
  color: var(--ink);
  font-family: "Plus Jakarta Sans", Inter, sans-serif;
  font-size: 0.9rem;
}

.formula-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.formula-box {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.formula-label {
  display: block;
  margin-bottom: 10px;
  color: var(--accent-deep);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.formula-box > code {
  display: block;
  padding: 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface);
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.formula-box h3 {
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
}

.formula {
  display: block;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid var(--border-subtle);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.formula-box p {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.diagnostic-tool {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.tool-field-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.tool-field > span {
  color: var(--ink);
  font-size: 0.79rem;
  font-weight: 800;
  line-height: 1.35;
}

.diagnostic-tool-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.55fr);
  gap: 24px;
  align-items: end;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-subtle);
}

.diagnostic-tool-header h2 {
  margin-top: 8px;
  color: var(--ink);
  font-size: 1.5rem;
  font-weight: 800;
  line-height: 1.25;
}

.diagnostic-tool-header p {
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.55;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.tool-field {
  display: grid;
  gap: 7px;
}

.tool-field-wide {
  grid-column: 1 / -1;
}

.tool-field label,
.tool-field legend {
  color: var(--ink);
  font-size: 0.79rem;
  font-weight: 800;
  line-height: 1.35;
}

.tool-field input,
.tool-field select {
  width: 100%;
  min-height: 40px;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  color: var(--ink);
  font: inherit;
  font-size: 0.88rem;
}

.tool-field input:focus-visible,
.tool-field select:focus-visible,
.diagnostic-choice input:focus-visible + span {
  outline: 3px solid rgba(37, 99, 235, 0.16);
  outline-offset: 2px;
  border-color: var(--accent);
}

.tool-field-help {
  color: var(--ink-mute);
  font-size: 0.75rem;
  line-height: 1.4;
}

.diagnostic-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 2px;
}

.diagnostic-choice {
  position: relative;
}

.diagnostic-choice input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

.diagnostic-choice span {
  min-height: 42px;
  display: flex;
  align-items: center;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.35;
  cursor: pointer;
}

.diagnostic-choice input:checked + span {
  border-color: #93c5fd;
  background: var(--accent-light);
  color: var(--accent-deep);
}

.tool-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.tool-note {
  color: var(--ink-mute);
  font-size: 0.75rem;
  line-height: 1.45;
}

.tool-results {
  margin-top: 18px;
  padding: 18px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: var(--accent-light);
}

.tool-results[hidden] {
  display: none;
}

.tool-results h3 {
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
}

.tool-results > p {
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 0.86rem;
  line-height: 1.5;
}

.tool-result-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
  padding-left: 20px;
  color: var(--ink);
  font-size: 0.85rem;
  line-height: 1.5;
}

.calculator-results {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.calculator-result {
  min-height: 90px;
  display: grid;
  align-content: center;
  gap: 5px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}

.calculator-result span {
  color: var(--ink-soft);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1.35;
}

.calculator-result strong {
  color: var(--ink);
  font-family: "Plus Jakarta Sans", Inter, sans-serif;
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.calculator-result small {
  color: var(--ink-mute);
  font-size: 0.68rem;
  line-height: 1.35;
}

.diagnostic-callout {
  margin-top: 14px;
  padding: 14px 16px;
  border: 1px solid #fde68a;
  border-radius: 8px;
  background: var(--amber-light);
  color: #92400e;
  font-size: 0.84rem;
  line-height: 1.55;
}

.contract-bridge {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  padding: 22px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: var(--accent-light);
}

.contract-bridge h2 {
  color: var(--ink);
  font-size: 1.35rem;
  font-weight: 800;
}

.contract-bridge h3 {
  margin-top: 10px;
  color: var(--ink);
  font-size: 1.25rem;
  font-weight: 800;
}

.contract-bridge p {
  max-width: 820px;
  margin-top: 7px;
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.58;
}

.contract-bridge p a {
  color: var(--accent-deep);
  font-weight: 700;
  text-decoration: none;
}

.contract-bridge p a:hover {
  text-decoration: underline;
}

.contract-bridge-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 9px;
}

.honest-cta {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.honest-cta h2 {
  color: var(--ink);
  font-size: 1.4rem;
  font-weight: 800;
}

.honest-cta p {
  max-width: 850px;
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 0.92rem;
  line-height: 1.6;
}

.honest-cta .tool-actions {
  margin-top: 16px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.primary-sources {
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-card);
}

.primary-sources h2 {
  color: var(--ink);
  font-size: 1.3rem;
  font-weight: 800;
}

.primary-sources p {
  max-width: 840px;
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.58;
}

.primary-sources .source-list {
  padding: 0;
}

.footer {
  width: min(100% - 40px, var(--max));
  min-height: 112px;
  margin-right: auto;
  margin-left: auto;
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.footer p {
  margin-top: 6px;
}

@media (max-width: 980px) {
  .diagnostic-summary-grid,
  .calculator-results,
  .card-grid,
  .tool-field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .diagnostic-tool-header,
  .contract-bridge {
    grid-template-columns: 1fr;
  }

  .contract-bridge-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .diagnostic-summary-grid,
  .formula-grid,
  .tool-grid,
  .tool-field-grid,
  .diagnostic-choices,
  .calculator-results,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .editorial-meta,
  .footer {
    width: min(100% - 28px, var(--max));
  }

  .footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .diagnostic-tool,
  .direct-answer,
  .honest-cta {
    padding: 17px;
  }

  .tool-field-wide {
    grid-column: auto;
  }
}