/* ============================================================
   FLIBBR HEADER + FOOTER
   Header: two-row nav (architecture v2 §7.1) + drawer (§7.2).
   Footer: 3-column dark ground (architecture v2 §7.3, locked v22 chassis).
   ============================================================ */

/* ----------------------------------------------------------
   SITE HEADER
   Sticky paper-ground header with two-row nav at ≥1024px,
   collapsing to wordmark + hamburger below.
   ---------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--rule-soft);
}

/* Masthead row — wordmark, primary nav row 1, search trigger, CTA */
.site-masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  padding-block: var(--s-4);
}

.site-mark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.005em;
  flex: 0 0 auto;
}

.site-mark em {
  font-style: italic;
  font-weight: 400;
}

/* Row 1 — primary 5 items (About · Consulting · Validation Room · Bootcamps · Brand AI) */
.site-nav-row-1 {
  display: flex;
  align-items: center;
  gap: var(--s-5);
}

.site-nav-row-1 a {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.site-nav-row-1 a:hover { color: var(--accent); }

.site-nav-row-1 a.is-current {
  color: var(--ink);
  border-bottom: 1px solid var(--ink-quiet);
  padding-bottom: 2px;
}

/* Right-edge group on masthead — search + CTA + (mobile) hamburger */
.site-masthead-edge {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  flex: 0 0 auto;
}

/* Search trigger — small, stroke-only icon */
.site-nav-search {
  background: transparent;
  border: 0;
  padding: var(--s-2);
  color: var(--ink-quiet);
  cursor: pointer;
  line-height: 0;
  border-radius: 1px;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.site-nav-search:hover { color: var(--ink); }
.site-nav-search svg { display: block; width: 18px; height: 18px; }

/* Get-in-touch CTA — small, sans, sentence case, accent border on hover */
.site-cta {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding: var(--s-2) var(--s-3);
  border: 1px solid var(--rule);
  border-radius: 1px;
  transition:
    color var(--motion-duration-ui) var(--motion-ease-ui),
    border-color var(--motion-duration-ui) var(--motion-ease-ui),
    background-color var(--motion-duration-ui) var(--motion-ease-ui);
}

.site-cta:hover {
  color: var(--paper);
  background: var(--ink);
  border-color: var(--ink);
}

/* Hamburger — hidden ≥1024px, shown below */
.site-nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: var(--s-2);
  color: var(--ink-quiet);
  cursor: pointer;
  line-height: 0;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.site-nav-toggle:hover { color: var(--ink); }
.site-nav-toggle svg { display: block; width: 20px; height: 20px; }

/* Row 2 — secondary 4 items (The Work · Flibbrati · Press · Dispatch)
   Hairline rule above, quieter ink, slightly smaller type, smaller block padding. */
.site-nav-row-2-wrapper {
  border-top: 1px solid var(--rule-soft);
}

.site-nav-row-2 {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  padding-block: var(--s-3);
}

.site-nav-row-2 a {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 400;
  color: var(--ink-soft);
  text-decoration: none;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.site-nav-row-2 a:hover { color: var(--accent); }

.site-nav-row-2 a.is-current {
  color: var(--ink);
  border-bottom: 1px solid var(--ink-quiet);
  padding-bottom: 2px;
}

/* Mobile/tablet collapse — under 1024px the nav rows hide and hamburger appears.
   Architecture v2 §7.2: drawer breakpoint at 1024px. */
@media (max-width: 1023.98px) {
  .site-nav-row-1,
  .site-nav-row-2-wrapper,
  .site-cta,
  .site-nav-search {
    display: none;
  }

  .site-nav-toggle {
    display: inline-flex;
  }
}

/* ----------------------------------------------------------
   NAV DRAWER (mobile/tablet <1024px)
   Full-screen overlay; mirrors search-overlay pattern.
   Two-group hierarchy preserved via hairline rule between rows.
   ---------------------------------------------------------- */

.nav-drawer {
  position: fixed;
  inset: 0;
  background: var(--paper);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--motion-duration-content) var(--motion-ease-content),
    visibility 0s linear var(--motion-duration-content);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.nav-drawer.is-open {
  opacity: 1;
  visibility: visible;
  transition:
    opacity var(--motion-duration-content) var(--motion-ease-content),
    visibility 0s;
}

.nav-drawer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: var(--gutter);
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.nav-drawer-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--s-2);
  margin-bottom: var(--s-7);
}

.nav-drawer-mark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 18px;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.005em;
}

.nav-drawer-mark em {
  font-style: italic;
  font-weight: 400;
}

.nav-drawer-close {
  background: transparent;
  border: 0;
  padding: var(--s-2);
  color: var(--ink-quiet);
  cursor: pointer;
  line-height: 0;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.nav-drawer-close:hover { color: var(--ink); }
.nav-drawer-close svg { display: block; width: 22px; height: 22px; }

.nav-drawer-list {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-drawer-list a {
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 400;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.005em;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.nav-drawer-list a:hover { color: var(--accent); }

.nav-drawer-rule {
  border: 0;
  border-top: 1px solid var(--rule-soft);
  margin-block: var(--s-7);
}

.nav-drawer-list-secondary a {
  font-size: 22px;
  color: var(--ink-soft);
}

.nav-drawer-actions {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  margin-top: auto;
  padding-top: var(--s-9);
}

.nav-drawer-search,
.nav-drawer-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
  letter-spacing: 0;
}

.nav-drawer-search:hover,
.nav-drawer-cta:hover { color: var(--accent); }

.nav-drawer-search svg,
.nav-drawer-cta svg {
  width: 16px;
  height: 16px;
}

/* Lock body scroll when drawer is open. Set via JS on body element. */
body.nav-drawer-open {
  overflow: hidden;
}

/* ----------------------------------------------------------
   SITE FOOTER
   Dark charcoal ground · centred wordmark · 3-column structure.
   Footer wordmark size locked at clamp(36px, 4vw, 48px) per
   cross-canon convention v22.
   Scoped tokens for the dark ground.
   ---------------------------------------------------------- */

.site-footer {
  --ink-deep:      #1c1b18;
  --rule-on-deep:  rgba(255, 255, 255, 0.12);
  --quiet-on-deep: rgba(243, 241, 234, 0.6);

  background: var(--ink-deep);
  color: var(--paper-warm);
  border-top: 1px solid var(--rule-on-deep);
  margin-top: var(--s-9);
}

.footer-wordmark-block {
  text-align: center;
  padding-block: var(--s-9) var(--s-5);
  border-bottom: 1px solid var(--rule-on-deep);
}

.footer-wordmark {
  display: inline-block;
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 4vw, 48px);
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--paper-warm);
  text-decoration: none;
}

.footer-wordmark em {
  font-style: italic;
  font-weight: 400;
  color: var(--quiet-on-deep);
  font-size: 0.55em;
  vertical-align: super;
  margin-left: 0.05em;
}

.footer-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-7);
  padding-block: var(--s-8);
}

.footer-col-kicker {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--s-4);
}

.footer-col-body {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  color: var(--paper-warm);
  margin: 0 0 var(--s-5);
  max-width: 38ch;
}

.footer-col-body em { font-style: italic; }

.footer-col-body a {
  color: var(--paper-warm);
  text-decoration: none;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 1px;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.footer-col-body a:hover { color: var(--accent); }

.footer-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--paper-warm);
  text-decoration: none;
  border-bottom: 1px solid var(--quiet-on-deep);
  padding-bottom: 4px;
  transition:
    color var(--motion-duration-ui) var(--motion-ease-ui),
    border-color var(--motion-duration-ui) var(--motion-ease-ui),
    gap var(--motion-duration-ui) var(--motion-ease-ui);
}

.footer-cta:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
  gap: calc(var(--s-2) + 2px);
}

.footer-locations {
  margin-top: var(--s-6);
  font-family: var(--serif);
  font-style: italic;
  font-size: 14px;
  color: var(--quiet-on-deep);
  letter-spacing: 0.01em;
}

.footer-social {
  margin-top: var(--s-4);
  display: flex;
  gap: var(--s-4);
}

.footer-social a {
  color: var(--paper-warm);
  line-height: 0;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.footer-social a:hover { color: var(--accent); }
.footer-social svg { width: 18px; height: 18px; display: block; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s-3) var(--s-5);
  padding-block: var(--s-5);
  border-top: 1px solid var(--rule-on-deep);
  font-family: var(--sans);
  font-size: 12px;
  color: var(--quiet-on-deep);
  letter-spacing: 0.02em;
}

.footer-bottom .footer-legal {
  display: flex;
  gap: var(--s-4);
}

/* When footer-legal is rendered via wp_nav_menu, strip the ul/li chrome
   so the flex layout still applies cleanly to the anchors. */
.footer-bottom .footer-legal .footer-legal-list,
.footer-bottom .footer-legal ul {
  display: flex;
  gap: var(--s-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-bottom .footer-legal li {
  margin: 0;
}

/* Footer column inline link lists (footer-about / footer-dispatch / footer-contact)
   strip ul/li chrome when populated via wp_nav_menu. Each link renders as a
   small sans link below the prose body. */
.footer-col-links {
  margin: 0 0 var(--s-5);
}

.footer-col-links-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.footer-col-links-list li { margin: 0; }

.footer-col-links-list a {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 400;
  color: var(--paper-warm);
  text-decoration: none;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.footer-col-links-list a:hover { color: var(--accent); }

.footer-bottom a {
  color: var(--quiet-on-deep);
  text-decoration: none;
  transition: color var(--motion-duration-ui) var(--motion-ease-ui);
}

.footer-bottom a:hover { color: var(--paper-warm); }

@media (max-width: 880px) {
  .footer-columns {
    grid-template-columns: 1fr;
    gap: var(--s-7);
  }
  .footer-wordmark-block {
    padding-block: var(--s-7) var(--s-4);
  }
  /* G.3b — sitewide chassis tap-target compliance (44×44 minimum) */
  .site-mark,
  .footer-wordmark {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
  .footer-cta {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }
  .site-nav-toggle,
  .search-overlay-close {
    width: 44px;
    height: 44px;
  }
  .footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    min-height: 44px;
  }
  .footer-legal a,
  .footer-col-body a[href^="mailto:"] {
    display: inline-block;
    min-width: 44px;
    min-height: 44px;
    padding-top: 12px;
    padding-bottom: 12px;
    margin-top: -12px;
    margin-bottom: -12px;
  }
}

@media (max-width: 540px) {
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s-3);
  }
}