/* Present workspace theme contract v1
 * Compatibility rule: keep existing tokens and component aliases stable.
 * Breaking visual changes require a new versioned stylesheet.
 */
:root {
  color-scheme: light;
  --color-canvas: #f7f5f0;
  --color-surface: #fffefa;
  --color-text: #1d2529;
  --color-text-muted: #5d686c;
  --color-border: #d7d9d5;
  --color-accent: #2d6570;
  --color-accent-soft: #e5f1f2;
  --color-success: #2f6b4f;
  --color-success-soft: #e7f2ec;
  --color-warning: #8a641f;
  --color-warning-soft: #f7eed8;
  --color-danger: #8f3e37;
  --color-danger-soft: #f6e7e4;
  --color-sidebar: rgba(255, 254, 250, .94);
  --color-thesis: #354146;
  --color-on-inverse: #ffffff;
  --color-media-canvas: #ffffff;

  /* Compatibility aliases used by existing workspaces. */
  --paper: var(--color-canvas);
  --surface: var(--color-surface);
  --ink: var(--color-text);
  --muted: var(--color-text-muted);
  --line: var(--color-border);
  --truth: var(--color-accent);
  --truth-pale: var(--color-accent-soft);
  --danger: var(--color-danger);
  --observation: var(--color-accent);
  --observation-pale: var(--color-accent-soft);
  --evaluation: var(--color-success);
  --boundary-pale: var(--color-warning-soft);

  --diagram-node-fill: var(--color-surface);
  --diagram-node-text: var(--color-text);
  --diagram-node-stroke: var(--color-accent);
  --diagram-edge: var(--color-accent);
  --diagram-accent-fill: var(--color-accent-soft);
  --diagram-accent-text: var(--color-text);
  --sidebar: 280px;
  --content: 980px;
  --radius: 16px;
  --shadow: 0 12px 36px rgba(37, 48, 51, .07);
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-6: 48px;
  --space-8: 64px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-canvas: #111719;
  --color-surface: #192124;
  --color-text: #eef3f1;
  --color-text-muted: #aebbb8;
  --color-border: #354145;
  --color-accent: #83cbd2;
  --color-accent-soft: #203b3f;
  --color-success: #8fd2ad;
  --color-success-soft: #203a2d;
  --color-warning: #e1bb6b;
  --color-warning-soft: #42351e;
  --color-danger: #e99a91;
  --color-danger-soft: #482927;
  --color-sidebar: rgba(25, 33, 36, .96);
  --color-thesis: #c7d1cf;
  --color-on-inverse: #111719;
  --color-media-canvas: #ffffff;
  --shadow: 0 12px 36px rgba(0, 0, 0, .28);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    color-scheme: dark;
    --color-canvas: #111719;
    --color-surface: #192124;
    --color-text: #eef3f1;
    --color-text-muted: #aebbb8;
    --color-border: #354145;
    --color-accent: #83cbd2;
    --color-accent-soft: #203b3f;
    --color-success: #8fd2ad;
    --color-success-soft: #203a2d;
    --color-warning: #e1bb6b;
    --color-warning-soft: #42351e;
    --color-danger: #e99a91;
    --color-danger-soft: #482927;
    --color-sidebar: rgba(25, 33, 36, .96);
    --color-thesis: #c7d1cf;
    --color-on-inverse: #111719;
    --color-media-canvas: #ffffff;
    --shadow: 0 12px 36px rgba(0, 0, 0, .28);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font: 16px/1.68 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif; }
a { color: var(--truth); text-underline-offset: .18em; }
code, .eyebrow, .tag, .chapter-number, .section-label { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
pre { max-width: 100%; overflow-x: auto; }
.skip-link { position: fixed; z-index: 50; top: 10px; left: 10px; padding: .6rem .85rem; color: var(--color-on-inverse); background: var(--ink); transform: translateY(-160%); }
.skip-link:focus { transform: none; }

.theme-control { position: fixed; z-index: 45; top: 12px; right: 14px; display: flex; gap: 3px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: color-mix(in srgb, var(--surface) 92%, transparent); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.theme-control button { min-height: 30px; padding: 4px 9px; border: 0; border-radius: 999px; color: var(--muted); background: transparent; font: 700 .72rem/1 ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; cursor: pointer; }
.theme-control button:hover { color: var(--ink); }
.theme-control button[data-active] { color: var(--ink); background: var(--truth-pale); }
.theme-control button:focus-visible { outline: 3px solid color-mix(in srgb, var(--truth) 55%, transparent); outline-offset: 2px; }

.workspace-shell { display: grid; min-height: 100vh; grid-template-columns: var(--sidebar) minmax(0, 1fr); }
.workspace-sidebar { position: sticky; top: 0; height: 100vh; overflow-y: auto; padding: 24px 20px; border-right: 1px solid var(--line); background: var(--color-sidebar); }
.workspace-home { display: inline-block; margin-bottom: 24px; color: var(--muted); font-size: .82rem; text-decoration: none; }
.workspace-title { margin: 0 0 22px; font-size: 1.12rem; letter-spacing: -.02em; }
.workspace-sidebar h2 { margin: 22px 0 8px; color: var(--muted); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.workspace-sidebar ul { margin: 0; padding: 0; list-style: none; }
.workspace-sidebar li + li { margin-top: 3px; }
.workspace-sidebar a { display: block; padding: 7px 9px; border-radius: 8px; color: var(--muted); font-size: .88rem; text-decoration: none; }
.workspace-sidebar a:hover, .workspace-sidebar a[aria-current="page"] { color: var(--ink); background: var(--truth-pale); }
.workspace-toc .toc-h3 { padding-left: 20px; font-size: .82rem; }

.workspace-main { min-width: 0; }
.page-hero, .chapter { padding: 64px clamp(24px, 6vw, 80px); }
.artifact-context, .page-hero, .chapter { display: grid; grid-template-columns: minmax(0, var(--content)); justify-content: center; }
.page-hero > *, .chapter > * { width: min(100%, var(--content)); margin-inline: 0; }
.page-hero > p, .chapter > p, .artifact-context > p { max-width: 65ch; }
.page-hero { padding-top: 84px; background: radial-gradient(circle at 7% 0%, rgba(45, 101, 112, .12), transparent 30rem); }
.eyebrow { margin: 0 0 12px; color: var(--truth); font-size: .75rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.section-meta { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px 14px; margin-bottom: 12px; }
.section-meta .eyebrow, .section-meta .chapter-number { display: inline; width: auto; margin: 0; }
.section-label { color: var(--muted); font-size: .75rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.section-meta > :not(:last-child)::after { margin-left: 14px; color: var(--line); content: "·"; }
h1, h2, h3 { line-height: 1.14; letter-spacing: -.035em; }
h1 { margin: 0; font-size: clamp(2.7rem, 7vw, 5.6rem); }
h2 { margin: 0; font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { margin-top: 2rem; font-size: 1.28rem; }
.thesis { max-width: 780px; margin: 22px 0 0; color: var(--color-thesis); font-size: clamp(1.12rem, 2vw, 1.42rem); }
.basis { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.tag { padding: 5px 9px; border-radius: 999px; color: var(--truth); background: var(--truth-pale); font-size: .72rem; font-weight: 750; }
.chapter { border-top: 1px solid var(--line); scroll-margin-top: 20px; }
.chapter > h2 { margin-bottom: 24px; }
.chapter-number { display: block; margin-bottom: 10px; color: var(--truth); font-size: .75rem; font-weight: 800; letter-spacing: .08em; }
.lede { color: var(--muted); font-size: 1.06rem; }
.card, .callout, .flow-diagram { padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.callout { border-left: 5px solid var(--truth); }
.workspace-main, .artifact-context, .page-hero, .chapter { min-width: 0; }
.workspace-main :where(p, li, td) code { overflow-wrap: anywhere; word-break: break-word; }
.table-wrap { max-width: 100%; min-width: 0; width: 100%; contain: inline-size; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.artifact-context > table, .page-hero > table, .chapter > table { display: block; width: 100%; min-width: 0; max-width: 100%; overflow-x: auto; }
.learning-passport { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr)); gap: 1px; margin: 0 0 1.75rem; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--line); }
.learning-passport > div { display: flex; flex-direction: column; gap: .45rem; min-width: 0; padding: .85rem 1rem; background: var(--paper); }
.learning-passport strong { color: var(--muted); font-family: var(--mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
.learning-passport ol { margin: 0; padding-left: 1.1rem; }
.learning-passport a, .learning-passport span, .learning-passport li { font-size: .88rem; line-height: 1.45; overflow-wrap: anywhere; }
table { width: 100%; min-width: 640px; border-collapse: collapse; }
th, td { padding: 13px 15px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: .74rem; letter-spacing: .07em; text-transform: uppercase; }
.flow-diagram { overflow-x: auto; }
.flow-diagram svg { display: block; width: 100%; min-width: 720px; height: auto; }
.flow-diagram svg text { font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans TC", sans-serif; }
.flow-fallback { display: none; }
.flow-node, .flow-node-final { isolation: isolate; }
.diagram-node { isolation: isolate; }
.diagram-node rect, .flow-node rect { fill: var(--diagram-node-fill); stroke: var(--diagram-node-stroke); stroke-width: 2; }
.diagram-node text, .flow-node text { fill: var(--diagram-node-text); }
.diagram-node--accent { isolation: isolate; }
.diagram-node--accent rect, .flow-node-final rect { fill: var(--diagram-accent-fill); }
.diagram-node--accent text, .flow-node-final text { fill: var(--diagram-accent-text); }
.diagram-edge, .flow-arrow { fill: none; stroke: var(--diagram-edge); stroke-width: 2; }
.diagram-label--muted, .flow-small { fill: var(--color-text-muted); font-size: 14px; }
.visual-evidence-note { margin-top: 1rem; }
.diagram-marker { fill: var(--diagram-edge); }
/* The compiler emits .artifact-context (present-compile.mjs) for the context card, but v1
   never carried a rule for it, so the card rendered with padding 0 while every sibling
   block sat in the page gutter -- three different left edges on one page. Additive, per the
   v1 contract: it introduces a selector that had none rather than changing an existing one.
   Mirrors .page-hero / .chapter so the content column is identical across every block. */
.artifact-context { padding: 64px clamp(24px, 6vw, 80px); border-bottom: 1px solid var(--line); }
.artifact-context > * { width: min(100%, var(--content)); margin-inline: 0; }

.evidence-figure { margin: 28px 0; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.evidence-figure img { display: block; width: 100%; height: auto; max-height: 760px; object-fit: contain; border-radius: 10px; background: var(--color-media-canvas); }
.evidence-figure figcaption { margin-top: 16px; color: var(--muted); line-height: 1.7; }
.diagram-figure, figure[data-visual-kind="explanation-diagram"] { container-type: inline-size; margin: var(--space-4) 0; padding: var(--space-2); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: var(--shadow); }
.diagram-figure img, .diagram-figure svg, figure[data-visual-kind="explanation-diagram"] > img, figure[data-visual-kind="explanation-diagram"] > svg { display: block; width: 100%; max-width: 100%; height: auto; max-height: 760px; object-fit: contain; border-radius: 10px; background: var(--color-media-canvas); }
.diagram-figure figcaption, figure[data-visual-kind="explanation-diagram"] > figcaption { margin-top: var(--space-2); color: var(--muted); line-height: 1.7; }
.diagram-fallback { margin: var(--space-2) 0 0; padding: var(--space-2); border-left: 3px solid var(--diagram-edge); color: var(--muted); background: var(--truth-pale); }
@container (max-width: 840px) {
  .diagram-figure:has(> .diagram-fallback) > svg,
  figure[data-visual-kind="explanation-diagram"]:has(> .diagram-fallback) > svg { display: none; }
}
.diagram-downloads { display: flex; flex-wrap: wrap; gap: var(--space-1); margin-top: var(--space-2); font-size: .86rem; }
.citation { font-family: var(--mono); font-size: .82em; white-space: nowrap; }
.research-summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin: 24px 0 32px; }
.research-summary-grid .card { padding: 18px; box-shadow: none; }
.research-summary-grid .card strong { display: block; margin-bottom: 7px; font-size: 1.02rem; }
.research-summary-grid .card p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.55; }
.workspace-main[data-research-artifact="true"] .page-hero { padding-top: 64px; padding-bottom: 50px; }
.workspace-main[data-research-artifact="true"] .page-hero h1 { max-width: 18ch; font-size: clamp(2.65rem, 5.2vw, 4.7rem); }
.workspace-main[data-research-artifact="true"] .chapter { padding-top: 52px; padding-bottom: 52px; }
.workspace-main[data-research-artifact="true"] .detail-block + .detail-block { margin-top: 48px; padding-top: 44px; border-top: 1px solid var(--line); }

/* Editorial report preset: keep dense evidence readable without turning prose into
   oversized display type or a full-width wall. Present owns this shared rhythm. */
.workspace-main[data-artifact-profile="spike-report/v2"] .artifact-context { padding-block: 28px; }
.workspace-main[data-artifact-profile="spike-report/v2"] .artifact-context .chapter-number { margin-top: 0; }
.workspace-main[data-artifact-profile="spike-report/v2"] .artifact-context h2 { font-size: 1.15rem; line-height: 1.4; }
.workspace-main[data-artifact-profile="spike-report/v2"] .page-hero { padding-block: 32px; }
.workspace-main[data-artifact-profile="spike-report/v2"] .page-hero h1 { max-width: none; font-size: clamp(1.8rem, 2.6vw, 2.75rem); }
.workspace-main[data-artifact-profile="spike-report/v2"] .chapter { padding-block: clamp(42px, 5vw, 58px); }
.workspace-main[data-artifact-profile="spike-report/v2"] .chapter h2 { max-width: 24ch; font-size: clamp(1.65rem, 3vw, 2.45rem); }
.workspace-main[data-artifact-profile="spike-report/v2"] .chapter h3 { max-width: 42ch; margin-top: 2.4rem; padding-top: .35rem; font-size: clamp(1.12rem, 1.8vw, 1.38rem); }
.workspace-main[data-artifact-profile="spike-report/v2"] .chapter > p { max-width: 72ch; line-height: 1.76; }
.workspace-main[data-artifact-profile="spike-report/v2"] .chapter > h3 + p { color: var(--color-thesis); }
.workspace-main[data-artifact-profile="spike-report/v2"] .table-wrap,
.workspace-main[data-artifact-profile="spike-report/v2"] .diagram-figure,
.workspace-main[data-artifact-profile="spike-report/v2"] .evidence-figure { margin-block: 30px; }

@media (min-width: 980px) {
  .workspace-main[data-research-artifact="true"] .evidence-figure { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .55fr); align-items: center; gap: 24px; }
  .workspace-main[data-research-artifact="true"] .evidence-figure img { max-height: 560px; }
  .workspace-main[data-research-artifact="true"] .evidence-figure figcaption { margin-top: 0; }
}

/* Compatibility components for workspaces published before this contract. */
.wrap { width: min(calc(100% - 40px), var(--content)); margin-inline: auto; }
.wrap.narrow, .narrow { max-width: 780px; }
.chapter-head { margin-bottom: 24px; }
.grid-2, .grid-3 { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.status-chip { display: inline-flex; align-items: center; padding: 4px 9px; border-radius: 999px; font-size: .74rem; font-weight: 750; }
.status-verified { color: var(--color-success); background: var(--color-success-soft); }
.status-partial { color: var(--color-warning); background: var(--color-warning-soft); }
.page-hero .grid-2, .page-hero .grid-3 { margin-top: 34px; }
.metric { min-width: 0; padding-top: 14px; border-top: 2px solid var(--color-border); }
.metric strong { display: block; color: var(--color-text); font-size: clamp(1.35rem, 2.5vw, 2rem); line-height: 1.05; letter-spacing: -.035em; }
.metric span { display: block; margin-top: 8px; color: var(--color-text-muted); font-size: .9rem; line-height: 1.45; }
.mode { color: var(--color-text-muted); }
.patch { overflow-x: auto; padding: 16px; border-radius: 10px; color: var(--color-text); background: var(--color-accent-soft); }
.audit { background: color-mix(in srgb, var(--color-accent-soft) 35%, transparent); }
.site-footer { padding: 26px clamp(24px, 6vw, 80px); color: var(--muted); border-top: 1px solid var(--line); font-size: .84rem; }
.projection-content { margin-block: 24px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.projection-content > :first-child { margin-top: 0; }
.projection-content > :last-child { margin-bottom: 0; }
.projection-slide h3 { font-size: clamp(1.35rem, 2vw, 2rem); }

.workspace-catalog { width: min(calc(100% - 40px), 1120px); margin: 0 auto; padding: 72px 0; }
.workspace-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; margin-top: 32px; }
.workspace-card { display: block; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); background: var(--surface); box-shadow: var(--shadow); text-decoration: none; }
.workspace-card small { display: block; margin-top: 8px; color: var(--muted); }
.catalog-metrics { margin: 38px 0 44px; }
.catalog-latest { font-size: clamp(1rem, 1.7vw, 1.35rem) !important; letter-spacing: -.02em !important; }
.catalog-panel { padding-top: 30px; border-top: 1px solid var(--line); }
.catalog-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 20px; }
.catalog-heading h2 { margin: 2px 0 0; }
.catalog-heading > span, .catalog-note { color: var(--muted); font-size: .86rem; }
.catalog-controls { display: grid; grid-template-columns: minmax(260px, 1fr) 180px 180px; gap: 14px; margin-bottom: 18px; }
.catalog-controls label { display: grid; gap: 7px; color: var(--muted); font-size: .78rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; }
.catalog-controls input, .catalog-controls select { width: 100%; min-height: 42px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; color: var(--ink); background: var(--surface); font: inherit; text-transform: none; letter-spacing: normal; }
.workspace-catalog-table { min-width: 1080px; }
.workspace-catalog-table td { vertical-align: top; }
.workspace-catalog-table tr[hidden] { display: none; }
.catalog-title { display: block; max-width: 310px; color: var(--ink); font-weight: 780; text-decoration: none; }
.workspace-catalog-table td > small { display: block; margin-top: 5px; color: var(--muted); }
.catalog-tags { display: flex; flex-wrap: wrap; gap: 5px; max-width: 250px; }
.catalog-tag { padding: 3px 7px; border-radius: 999px; color: var(--accent); background: var(--accent-soft); font-family: var(--mono); font-size: .68rem; }
.catalog-empty { color: var(--muted); font-size: .78rem; }
.catalog-actions { display: flex; flex-wrap: wrap; gap: 8px; min-width: 150px; }
.catalog-actions a, .catalog-actions button, .catalog-documents button { border: 0; padding: 0; color: var(--accent); background: transparent; font: inherit; font-size: .78rem; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.catalog-actions button:disabled, .catalog-documents button:disabled { cursor: not-allowed; opacity: .45; }
.catalog-actions .catalog-danger, .catalog-documents .catalog-danger { color: var(--danger); }
.catalog-documents summary { color: var(--accent); cursor: pointer; font-weight: 750; }
.catalog-documents ul { width: 320px; margin: 10px 0 0; padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); box-shadow: var(--shadow); list-style: none; }
.catalog-documents li { display: grid; grid-template-columns: 1fr auto; gap: 3px 10px; padding: 7px 0; border-bottom: 1px solid var(--line); }
.catalog-documents li:last-child { border-bottom: 0; }
.catalog-documents li a { overflow: hidden; color: var(--ink); font-size: .8rem; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.catalog-documents li code { grid-column: 1; color: var(--muted); font-size: .68rem; }
.catalog-documents li button, .catalog-page-main { grid-column: 2; grid-row: 1 / span 2; align-self: center; }
.catalog-page-main { color: var(--muted); font-size: .68rem; }

@media (max-width: 760px) {
  .theme-control { position: absolute; top: 8px; right: 8px; }
  .learning-passport { grid-template-columns: 1fr; }
  .workspace-shell { grid-template-columns: 1fr; }
  .workspace-sidebar { position: relative; width: 100%; height: auto; padding: 64px 20px 16px; border-right: 0; border-bottom: 1px solid var(--line); }
  .workspace-home { margin-bottom: 8px; }
  .workspace-title { margin-bottom: 10px; font-size: 1rem; }
  .workspace-sidebar h2 { margin: 10px 0 5px; }
  .workspace-sidebar ul { display: flex; flex-wrap: wrap; gap: 6px; overflow-x: visible; padding-bottom: 4px; }
  .workspace-sidebar li + li { margin-top: 0; }
  .workspace-sidebar a { border: 1px solid var(--line); padding: 5px 8px; background: var(--surface); font-size: .78rem; white-space: nowrap; }
  .section-meta { flex-wrap: nowrap; gap: 6px 8px; overflow-x: auto; }
  .section-meta .eyebrow, .section-label { flex: 0 0 auto; font-size: .68rem; letter-spacing: .06em; }
  .section-meta > :not(:last-child)::after { margin-left: 8px; }
  .page-hero, .chapter { padding: 48px 20px; }
  .page-hero { padding-top: 56px; }
  .flow-diagram svg { display: none; }
  .flow-fallback { display: grid; gap: 10px; margin: 0; padding-left: 1.4rem; }
  .flow-fallback li { padding: 10px 12px; border-left: 3px solid var(--diagram-edge); background: var(--truth-pale); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .catalog-controls { grid-template-columns: 1fr; }
}

@media print {
  .workspace-shell { display: block; }
  .workspace-sidebar, .skip-link { display: none; }
  body { background: #fff; font-size: 10pt; }
  .card, .callout, .flow-diagram { box-shadow: none; break-inside: avoid; }
}