/* ============================================================
   Verdigris One-Pager - reference stylesheet
   Single US-Letter page (8.5x11), portrait, paged for PDF render
   (Chrome --print-to-pdf or WeasyPrint).

   Status: experimental. Graduates after 2 surfaces ship.

   Consumption:
     <link rel="stylesheet" href="path/to/cover.css">
     <link rel="stylesheet" href="path/to/one-pager.css">
     <body data-genre="solution-overview"> | data-genre="comparative">
       <article class="vd-onepager">...</article>
     </body>

   Extends cover.css; cover.css must load first.
   Selectors namespaced .vd-onepager-* to avoid collision.

   Tokens reused from tokens/spacing/print.json (frame, page),
   tokens/typography/font-family.json, build/dist/hex/colors.json.
   Typography pt mirror @imports build/dist/typography/print.css
   (codegen via build/config.ts:generatePrintTypographyCss).
   ============================================================ */

@import url('../dist/typography/print.css');

:root {
  --vd-teal-text: #007571;                  /* WCAG-AA teal on light bg; brand.verdigris-on-light token */

  /* One-pager rhythm */
  --vd-op-frame-top: 0.75in;
  --vd-op-frame-side: 0.75in;
  --vd-op-frame-bottom: 0.85in;          /* leaves room for footer band */

  --vd-op-title-to-deck: 14pt;
  --vd-op-deck-to-body: 28pt;
  --vd-op-body-to-cta: 28pt;

  --vd-op-cta-strip-height: 0.6in;
  --vd-op-footer-height: 28pt;
}

/* ---- Named pages ---- */
@page onepager {
  size: Letter;
  margin: 0;
}

/* ---- Page container ---- */
.vd-onepager {
  page: onepager;
  page-break-after: avoid;            /* one-pager is exactly one page */
  page-break-inside: avoid;
  width: 8.5in;
  height: 11in;
  background: #ffffff;
  color: var(--vd-ink);
  display: flex;
  flex-direction: column;
  padding: var(--vd-op-frame-top) var(--vd-op-frame-side) calc(var(--vd-op-frame-bottom) + var(--vd-op-footer-height));
  position: relative;
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: var(--vd-typography-body);  /* normalized 10.5pt -> 11pt */
  line-height: 1.5;
}

/* ---- Top bar: logomark + eyebrow ---- */
.vd-onepager-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18pt;
  border-bottom: 0.5pt solid var(--vd-rule-paper);
}
.vd-onepager-top .vd-onepager-logo {
  height: 28pt;
  width: auto;
}
.vd-onepager-top .vd-onepager-eyebrow {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-caption);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--vd-muted);
}
.vd-onepager-top .vd-onepager-eyebrow .vd-dot {
  display: inline-block;
  width: 4px; height: 4px;
  background: var(--vd-teal);
  border-radius: 50%;
  margin-right: 8pt;
  vertical-align: middle;
}

/* ---- Headline + deck ---- */
h1.vd-onepager-headline {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-headline-page-min);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.18;
  color: var(--vd-ink);
  margin: 0;
  padding-top: 22pt;
  max-width: 6.4in;
  text-wrap: pretty;
}
h1.vd-onepager-headline .vd-accent { color: var(--vd-teal-text); }

p.vd-onepager-deck {
  font-family: 'Inter', sans-serif;
  font-size: var(--vd-typography-deck-page-min);
  line-height: 1.45;
  color: var(--vd-muted);
  margin: 0;
  padding-top: var(--vd-op-title-to-deck);
  max-width: 5.6in;
}

/* ---- Body content area (genre-specific) ---- */
.vd-onepager-body {
  flex: 1 1 auto;
  padding-top: var(--vd-op-deck-to-body);
  padding-bottom: var(--vd-op-body-to-cta);
}

/* ============================================================
   GENRE: SOLUTION OVERVIEW
   Title block + 3 evidence callouts + CTA strip.
   Use [data-genre="solution-overview"] on <body>.
   ============================================================ */
.vd-onepager[data-genre="solution-overview"] .vd-onepager-body {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22pt;
  align-items: start;
}

.vd-onepager-callout {
  page-break-inside: avoid;
}
.vd-onepager-callout .vd-callout-num {
  font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  font-size: var(--vd-typography-body);
  font-weight: 700;
  color: var(--vd-teal-text);
  letter-spacing: 0.08em;
}
.vd-onepager-callout h3 {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-deck-page);
  font-weight: 700;
  letter-spacing: -0.005em;
  color: var(--vd-ink);
  margin: 0;
  padding-top: 8pt;
  padding-bottom: 6pt;
}
.vd-onepager-callout p {
  font-size: var(--vd-typography-caption);  /* collapse 10pt -> 9pt; tabular density */
  line-height: 1.5;
  color: var(--vd-ink);
  margin: 0;
}
.vd-onepager-callout .vd-callout-metric {
  display: block;
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-metric-callout);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--vd-teal-text);
  padding-top: 4pt;
}

/* ============================================================
   GENRE: COMPARATIVE
   Numbered N-grid (e.g., "7 Ways to Avoid X") + thesis block + CTA strip.
   Use [data-genre="comparative"] on <body>.
   Body splits into a wide grid (5 of 12 cols) + thesis (7 of 12 cols).
   ============================================================ */
.vd-onepager[data-genre="comparative"] .vd-onepager-body {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: 36pt;
  align-items: start;
}

.vd-onepager-numlist {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: vdnum;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10pt;
}
.vd-onepager-numlist li {
  counter-increment: vdnum;
  position: relative;
  padding-left: 32pt;
  font-size: var(--vd-typography-caption);  /* collapse 10pt -> 9pt */
  line-height: 1.5;
  color: var(--vd-ink);
  page-break-inside: avoid;
}
.vd-onepager-numlist li::before {
  content: counter(vdnum, decimal-leading-zero);
  position: absolute;
  left: 0; top: -1pt;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  font-size: var(--vd-typography-body);
  font-weight: 700;
  color: var(--vd-teal-text);
  letter-spacing: 0.06em;
}
.vd-onepager-numlist li strong {
  font-weight: 600;
  color: var(--vd-ink);
}

.vd-onepager-thesis {
  padding: 10pt 0 10pt 16pt;
  border-left: 3pt solid var(--vd-teal);
  page-break-inside: avoid;
}
.vd-onepager-thesis .vd-thesis-label {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-caption);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--vd-teal-text);
  padding-bottom: 6pt;
}
.vd-onepager-thesis p {
  font-size: var(--vd-typography-body);
  line-height: 1.55;
  color: var(--vd-ink);
  margin: 0 0 8pt 0;
}
.vd-onepager-thesis p:last-child { margin-bottom: 0; }

/* ============================================================
   CTA STRIP
   Fixed footer band above the page-system footer; carries the call-to-action.
   ============================================================ */
.vd-onepager-cta {
  padding: 14pt 18pt;
  background: var(--vd-neutral-950);
  color: rgba(255, 255, 255, 0.92);
  border-radius: 4pt;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18pt;
  -webkit-print-color-adjust: exact;
  print-color-adjust: exact;
}
.vd-onepager-cta .vd-cta-text {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-deck-page);
  font-weight: 700;
  letter-spacing: -0.005em;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.96);
}
.vd-onepager-cta .vd-cta-text .vd-accent { color: var(--vd-teal); }
.vd-onepager-cta .vd-cta-action {
  font-family: 'Inter', sans-serif;
  font-size: var(--vd-typography-body);
  font-weight: 500;
  color: var(--vd-teal-soft);
  white-space: nowrap;
}
.vd-onepager-cta .vd-cta-action::before {
  content: "→ ";
  color: var(--vd-teal);
  margin-right: 4pt;
}

/* ============================================================
   PAGE FOOTER (logomark + confidentiality + tagline + URL)
   Required band; reuses sales-collateral confidentiality colors.
   ============================================================ */
.vd-onepager-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--vd-op-footer-height);
  padding: 0 var(--vd-op-frame-side);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: 'Inter', sans-serif;
  font-size: var(--vd-typography-caption);  /* collapse 8.5pt -> 9pt */
  color: var(--vd-muted);
  border-top: 0.4pt solid var(--vd-rule-paper);
}
.vd-onepager-footer .vd-onepager-tagline {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-micro);
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}
.vd-onepager-footer .vd-onepager-url {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: var(--vd-typography-micro);
  letter-spacing: 0.04em;
}
.vd-onepager-footer .vd-conf-marking {
  font-family: 'Lato', sans-serif;
  font-size: var(--vd-typography-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
/* Confidentiality colors inherited from cover.css root tokens.
   Loop 4 CSS audit consolidated these 2026-05-03 to remove duplication. */
.vd-onepager-footer .vd-conf-public { color: var(--vd-conf-public); }
.vd-onepager-footer .vd-conf-customer { color: var(--vd-conf-customer-on-light); }
.vd-onepager-footer .vd-conf-partner { color: var(--vd-conf-partner); }
.vd-onepager-footer .vd-conf-internal { color: var(--vd-conf-internal); }
