.resource-header {
  padding-block: clamp(2rem, 6vw, 4.5rem);
}

.resource-header h1 {
  max-width: 24ch;
}

.resource-cover {
  margin: 0;
}

.resource-cover figcaption {
  margin-top: 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.45;
}

.page-toc,
.reader-card,
.caveat,
.integrity-card {
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--wash);
}

.page-toc h2,
.reader-card h2,
.caveat h2,
.integrity-card h2 {
  margin-top: 0;
}

.page-toc ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.2rem;
  list-style: none;
  margin-bottom: 0;
  padding-left: 0;
}

.page-toc li {
  margin: 0;
}

.summary-grid,
.case-list,
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(18rem, 100%), 1fr));
  gap: 1rem;
  padding: 0;
  list-style: none;
}

.summary-grid > *,
.case-list > li,
.download-grid > * {
  min-width: 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 0.4rem;
  background: var(--paper);
}

.case-list h3,
.download-grid h3 {
  margin-top: 0;
}

.case-list dl {
  margin-bottom: 0;
}

.case-list dt {
  margin-top: 0.65rem;
  font-weight: 700;
}

.case-list dd {
  margin-left: 0;
}

.status-line {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.status-chip {
  display: inline-block;
  padding: 0.2rem 0.55rem;
  border: 1px solid #315f4f;
  border-radius: 999px;
  color: #174b39;
  background: #e5f4ed;
  font-size: 0.92rem;
  font-weight: 750;
}

.caveat {
  border-left: 0.4rem solid #8a6100;
  background: #fff8df;
}

.equation {
  max-width: 100%;
  margin-block: 1rem;
  padding: 0.85rem;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: #f8fafb;
  text-align: center;
}

.equation math {
  max-width: 100%;
  font-size: clamp(0.88rem, 3.5vw, 1.12rem);
}

.equation code {
  display: block;
  font-size: 0.96rem;
  white-space: normal;
}

.equation-line {
  display: block;
}

.certificate-stack {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(11rem, 100%), 1fr));
  gap: 0.75rem;
  padding: 0;
  counter-reset: certificate;
  list-style: none;
}

.certificate-stack li {
  padding: 0.8rem;
  border-left: 0.35rem solid #173f5f;
  background: var(--wash);
  counter-increment: certificate;
}

.certificate-stack li::before {
  content: counter(certificate) ". ";
  font-weight: 800;
}

.quadrant-table {
  table-layout: auto;
}

.quadrant-table th:first-child {
  width: min(11rem, 38%);
}

.source-list li {
  margin-block: 0.65rem;
}

.worksheet-intro {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(17rem, 100%), 1fr));
  gap: 1rem;
}

.worksheet-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(14rem, 100%), 1fr));
  gap: 1rem;
  margin-block: 1.5rem;
}

.worksheet fieldset {
  margin-block: 1.5rem;
  padding: clamp(0.85rem, 3vw, 1.35rem);
  border: 2px solid #7d8994;
  border-radius: 0.4rem;
}

.worksheet legend {
  max-width: 100%;
  padding-inline: 0.35rem;
  color: #173f5f;
  font-size: clamp(1.2rem, 4vw, 1.55rem);
  font-weight: 800;
  line-height: 1.25;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(19rem, 100%), 1fr));
  gap: 1rem;
}

.form-field {
  min-width: 0;
}

.form-field > label,
.form-field > .field-label {
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 750;
}

.field-help {
  display: block;
  margin: 0 0 0.45rem;
  color: var(--muted);
  font-size: 0.94rem;
}

.worksheet input[type="text"],
.worksheet input[type="date"],
.worksheet textarea {
  width: 100%;
  max-width: 100%;
  padding: 0.65rem;
  border: 2px solid #687684;
  border-radius: 0.25rem;
  color: var(--ink);
  background: var(--paper);
  font: inherit;
}

.worksheet textarea {
  min-height: 6rem;
  resize: vertical;
}

.worksheet textarea.short-answer {
  min-height: 4.5rem;
}

.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.1rem;
  margin-top: 0.35rem;
}

.choice-group label {
  display: inline-flex;
  gap: 0.4rem;
  align-items: flex-start;
  font-weight: 500;
}

.choice-group input {
  width: 1.2rem;
  height: 1.2rem;
  margin-top: 0.18rem;
  flex: 0 0 auto;
}

.worksheet-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.worksheet button {
  padding: 0.65rem 0.9rem;
  border: 2px solid #173f5f;
  border-radius: 0.3rem;
  color: #ffffff;
  background: #173f5f;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.worksheet button.secondary {
  color: #173f5f;
  background: #ffffff;
}

.guardrails {
  padding: 1rem 1.2rem;
  border-left: 0.4rem solid #8a3a24;
  background: #fff2ed;
}

.guardrails h2 {
  margin-top: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 38rem) {
  .page-toc ul {
    display: block;
  }

  .quadrant-table {
    font-size: 0.92rem;
  }

  .quadrant-table th,
  .quadrant-table td {
    padding: 0.4rem;
  }

  .quadrant-table th:first-child {
    width: 36%;
  }

  .equation {
    padding-inline: 0.45rem;
  }

  .worksheet-actions,
  .worksheet-actions button {
    width: 100%;
  }
}

@media print {
  @page {
    margin: 0.55in;
  }

  body {
    color: #000000;
    background: #ffffff;
    font-size: 10pt;
  }

  .skip-link,
  .breadcrumb,
  .page-toc,
  .screen-only,
  footer,
  .worksheet-actions {
    display: none !important;
  }

  .resource-header {
    padding-block: 0 0.25in;
    color: #000000;
    background: #ffffff;
    border-bottom: 2pt solid #000000;
  }

  .resource-header h1,
  .resource-header .eyebrow,
  .resource-header .lede {
    max-width: none;
    color: #000000;
  }

  main {
    padding-block: 0.2in 0;
  }

  .wrap {
    width: 100%;
  }

  .worksheet-intro,
  .worksheet-meta,
  .form-grid {
    display: block;
  }

  .form-field {
    margin-bottom: 0.16in;
    break-inside: avoid;
  }

  .worksheet fieldset {
    margin-block: 0.18in;
    padding: 0.12in;
    border: 1.25pt solid #000000;
    break-inside: avoid-page;
  }

  .worksheet input[type="text"],
  .worksheet input[type="date"],
  .worksheet textarea {
    min-height: 0.42in;
    padding: 0.08in;
    border: 1pt solid #000000;
    color: #000000;
    background: #ffffff;
  }

  .worksheet textarea {
    min-height: 0.7in;
  }

  .worksheet textarea.short-answer {
    min-height: 0.5in;
  }

  .choice-group {
    gap: 0.08in 0.18in;
  }

  .guardrails,
  .caveat {
    border: 1pt solid #000000;
    color: #000000;
    background: #ffffff;
  }
}

@media (forced-colors: active) {
  .page-toc,
  .reader-card,
  .caveat,
  .integrity-card,
  .summary-grid > *,
  .case-list > li,
  .download-grid > *,
  .worksheet fieldset,
  .worksheet input,
  .worksheet textarea,
  .guardrails,
  .equation {
    border: 2px solid CanvasText;
  }

  .status-chip,
  .worksheet button {
    color: ButtonText;
    background: ButtonFace;
    border-color: ButtonText;
  }
}