/* Consiliences design tokens — locked 2026-05-14
 * Source: docs/plans/2026-05-14-consiliences-redesign.md § Visual & implementation contract
 * Loaded BEFORE other stylesheets so subsequent CSS may consume these vars.
 */

:root {
  /* ---------- Parchment palette (per-wing tint: AI = coolest #EEEEE8) ---------- */
  --paper:        #EEEEE8;
  --paper-soft:   #F4F4EE;
  --paper-deep:   #E6E4D8;
  --rule:         #DACFB4;
  --rule-soft:    #E6DDC4;

  /* ---------- Ink scale ---------- */
  --ink:    #1B1714;
  --ink-2:  #3A322B;
  --ink-3:  #6B6357;
  --ink-4:  #948B7E;

  /* ---------- Editorial accent (per-wing: Consiliences AI = copper) ----------
   * Audit 2026-05-16: --accent used for links/headers/masthead labels only,
   * never body/paragraph text -> #8F5A3C (~5:1 on parchment, passes AA). */
  --accent: #8F5A3C;

  /* ---------- Shared semantic kill-color (all 4 wings, identical) ---------- */
  --verdict-negative: #9C3A2E;

  /* ---------- Type scale ---------- */
  --display:    clamp(76px, 9vw, 168px);
  --display-2:  56px;
  --h1:         42px;
  --h2:         28px;
  --h3:         20px;
  --lede:       22px;
  --body:       19px;
  --body-sm:    18px;
  --meta:       12px;
  --meta-sm:    11px;

  /* ---------- Type stacks ---------- */
  --font-editorial: 'EB Garamond', Georgia, serif;
  --font-grotesk:   'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono:      'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ---------- Top-strip (portfolio switcher) ---------- */
.top-strip {
  background: var(--paper-deep);
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-grotesk);
  font-size: var(--meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.top-strip-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 8px 24px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 12px;
}
.top-strip a,
.top-strip .nav-disabled {
  color: var(--ink-2);
  text-decoration: none;
  padding: 2px 0;
}
.top-strip a:hover { color: var(--accent); }
.top-strip .top-strip-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-editorial);
  font-style: italic;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-transform: none;
  color: var(--ink);
}
.top-strip .top-strip-brand img { display: block; height: 24px; width: auto; }
.top-strip .top-strip-sep {
  color: var(--ink-4);
  user-select: none;
}
.top-strip .nav-disabled {
  color: var(--ink-4);
  cursor: not-allowed;
}
.top-strip details {
  display: none;
}
@media (max-width: 720px) {
  .top-strip-links { display: none; }
  .top-strip details { display: inline; }
  .top-strip details summary {
    cursor: pointer;
    list-style: none;
    color: var(--ink-2);
  }
  .top-strip details[open] .top-strip-links {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--rule-soft);
  }
}

/* ---------- Rich five-column footer ---------- */
.site-footer {
  background: var(--paper-soft);
  border-top: 1px solid var(--rule);
  font-family: var(--font-grotesk);
  color: var(--ink-2);
  margin-top: 64px;
}
.site-footer-grid {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px 24px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 32px;
}
@media (max-width: 960px) {
  .site-footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px) {
  .site-footer-grid { grid-template-columns: 1fr; }
}
.site-footer-col h4 {
  font-family: var(--font-grotesk);
  font-size: var(--meta);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 12px;
}
.site-footer-col a {
  display: block;
  color: var(--ink-2);
  text-decoration: none;
  font-size: var(--body-sm);
  padding: 4px 0;
}
.site-footer-col a:hover { color: var(--accent); }
.site-footer-col .nav-disabled {
  display: block;
  color: var(--ink-4);
  font-size: var(--body-sm);
  padding: 4px 0;
  cursor: not-allowed;
}
.site-footer-newsletter p {
  font-size: var(--body-sm);
  margin: 0 0 12px;
  color: var(--ink-3);
}
.site-footer-newsletter input[type="email"] {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--font-grotesk);
  font-size: var(--body-sm);
  color: var(--ink);
  margin-bottom: 8px;
}
.site-footer-newsletter button {
  background: var(--accent);
  color: var(--paper-soft);
  border: 0;
  padding: 8px 14px;
  font-family: var(--font-grotesk);
  font-size: var(--meta);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
}
.site-footer-bottom {
  max-width: 1280px;
  margin: 0 auto;
  padding: 16px 24px 32px;
  border-top: 1px solid var(--rule-soft);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: var(--meta);
  color: var(--ink-3);
  letter-spacing: 0.06em;
}
.site-footer-bottom .footer-build {
  font-family: var(--font-mono);
  letter-spacing: 0;
  text-transform: none;
}