:root {
  --dv-shell-bg: rgba(8, 15, 29, .92);
  --dv-shell-paper: var(--dv-paper);
  --dv-shell-ink: var(--dv-ink);
  --dv-shell-text: var(--dv-paper);
  --dv-shell-muted: rgba(248, 244, 236, .62);
  --dv-shell-gold: var(--dv-brand-gold-light);
  --dv-shell-line: rgba(213, 174, 104, .18);
  --dv-shell-max: 1240px;
  --dv-shell-focus: 2px solid var(--dv-accent);
}
.dv-global-nav,
.dv-global-footer {
  font-family: var(--dv-font-body);
}
.dv-global-nav {
  position: relative;
  z-index: 40;
  border-bottom: 1px solid var(--dv-shell-line);
  background: var(--dv-shell-bg);
  backdrop-filter: blur(16px);
}
.dv-global-nav-inner {
  max-width: var(--dv-shell-max);
  min-height: 68px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 28px;
}
.dv-global-brand {
  color: var(--dv-shell-gold);
  text-decoration: none;
  font-family: var(--dv-font-display);
  font-size: 26px;
  font-weight: 600;
  letter-spacing: .01em;
  white-space: nowrap;
}
.dv-global-products {
  display: flex;
  align-items: center;
  gap: 24px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.dv-global-products > li:empty {
  display: none;
}
.dv-global-products a {
  color: rgba(244, 238, 224, .76);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.dv-global-products a[aria-current="page"],
.dv-global-products a:hover { color: var(--dv-shell-text); }
.dv-global-brand:focus-visible,
.dv-global-products a:focus-visible,
.dv-global-footer a:focus-visible,
.dv-global-social a:focus-visible {
  outline: var(--dv-shell-focus);
  outline-offset: 3px;
  border-radius: 3px;
}
.dv-global-footer {
  border-top: 1px solid var(--dv-shell-line);
  background: var(--dv-obsidian);
  color: var(--dv-shell-text);
}
.dv-global-footer-inner {
  max-width: var(--dv-shell-max);
  margin: 0 auto;
  padding: 42px 24px 34px;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 18px;
  text-align: center;
  justify-items: center;
}
.dv-global-footer-brand {
  font-family: var(--dv-font-display);
  font-size: 28px;
  font-weight: 500;
  margin-bottom: 6px;
}
.dv-global-footer-tagline,
.dv-global-footer-disclosure,
.dv-global-footer-meta {
  color: var(--dv-shell-muted);
  font-size: 12px;
  line-height: 1.65;
}
.dv-global-footer-links,
.dv-global-social {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  justify-content: center;
}
.dv-global-footer a,
.dv-global-social a { color: var(--dv-shell-text); text-decoration: none; font-size: 12px; }
.dv-global-footer-brand a { font-family: inherit; font-size: inherit; font-weight: inherit; color: var(--dv-shell-gold); }
.dv-global-footer-disclosure { grid-column: 1 / -1; max-width: 900px; margin: 0 auto; text-align: center; }
.dv-global-footer-meta { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 8px 18px; justify-content: center; }
.dv-social-proof[hidden],
.dv-global-social[hidden] { display: none !important; }
.dv-social-proof {
  max-width: var(--dv-shell-max);
  margin: 0 auto;
  padding: 18px 24px;
  border-top: 1px solid var(--dv-shell-line);
  color: var(--dv-shell-muted);
  font-size: 12px;
}
.dv-social-proof strong { color: var(--dv-shell-text); font-weight: 500; }
@media (max-width: 768px) {
  .dv-global-nav-inner { min-height: 62px; padding: 0 16px; gap: 14px; }
  .dv-global-products { gap: 14px; overflow-x: auto; scrollbar-width: none; }
  .dv-global-products::-webkit-scrollbar { display: none; }
  .dv-global-products a { flex: 0 0 auto; }
  .dv-global-footer-inner { grid-template-columns: 1fr; padding: 34px 18px 28px; gap: 24px; }
  .dv-global-footer-disclosure,
  .dv-global-footer-meta { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  .dv-global-nav *, .dv-global-footer * { scroll-behavior: auto !important; transition: none !important; }
}

/* B05 documented fit exception: the seven-item product IA requires drawer mode at <=920px.
   Canonical layout breakpoints remain 480/768/1024; 920px is the single shell fit exception. */
@media (max-width: 920px) {
  .nav-links.dv-global-products,
  .cv-nav-links.dv-global-products,
  .wv-nav-links.dv-global-products { display:none !important; }
}

/* Checkpoint A contextual shell preservation */
.cv-nav .dv-global-products a{color:var(--cv-soft)}
.cv-nav .dv-global-products a[aria-current="page"],.cv-nav .dv-global-products a:hover{color:var(--cv-gold-deep)}
.wv-nav .dv-global-products a{color:var(--muted)}
.wv-nav .dv-global-products a[aria-current="page"],.wv-nav .dv-global-products a:hover{color:var(--ink)}
@media(max-width:920px){
  .nav-inner,.cv-nav-inner,.wv-nav-inner{min-width:0}
  .dv-global-products{min-width:0;max-width:100%;overflow-x:auto;overscroll-behavior-inline:contain}
}

/* UI-POST-09: shared header typography / brand identity */
.dv-global-brand,
.nav-brand,
.wv-brand,
.cv-brand {
  color: var(--dv-shell-gold) !important;
  font-family: var(--dv-font-display) !important;
  font-weight: 600 !important;
}
.nav-links.dv-global-products a,
.wv-nav-links.dv-global-products a,
.cv-nav-links.dv-global-products a { font-weight: 600; }