.dh-header{position:sticky;top:0;z-index:50;background:rgba(10,6,4,0.96);backdrop-filter:blur(20px);border-bottom:1px solid rgba(201,166,107,0.26)}.dh-header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-height);gap:var(--space-6)}.dh-header-brand{display:flex;align-items:center;min-width:0}.dh-header-logo{display:inline-flex;align-items:center;gap:var(--space-3);font-family:var(--font-display);font-size:1.125rem;letter-spacing:0.18em;text-transform:uppercase}.dh-header-logo-mark{width:28px;height:28px;border-radius:999px;border:1px solid var(--color-border);background:radial-gradient(circle at 30% 0,rgba(201,166,107,0.9),rgba(154,96,64,1));box-shadow:0 0 32px rgba(201,166,107,0.6),inset 0 0 18px rgba(0,0,0,0.9);position:relative}.dh-header-logo-mark::before{content:"";position:absolute;inset:5px;border-radius:999px;border:1px solid rgba(17,17,17,0.85);background:radial-gradient(circle at 50% 20%,rgba(4,119,74,0.9),rgba(2,40,26,1));box-shadow:inset 0 0 12px rgba(0,0,0,0.95)}.dh-header-logo-text{white-space:nowrap}.dh-header-nav{display:flex;align-items:center;margin-left:auto}.dh-header-nav-list{display:flex;align-items:center;gap:var(--space-6);list-style:none}.dh-header-nav-link{position:relative;display:inline-flex;align-items:center;justify-content:center;font-size:var(--font-size-sm);letter-spacing:0.16em;text-transform:uppercase;color:var(--color-text-muted);padding-block:4px}.dh-header-nav-link::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:linear-gradient(90deg,var(--color-primary),var(--color-primary-soft));transition:width var(--transition-base)}.dh-header-nav-link:focus-visible::after,.dh-header-nav-link:hover::after{width:100%}.dh-header-nav-link-cta{padding:6px 18px;border-radius:999px;border:1px solid var(--color-border);background:linear-gradient(135deg,var(--color-primary),var(--color-primary-soft));color:#111111;box-shadow:0 0 0 1px rgba(0,0,0,0.6),0 18px 40px rgba(0,0,0,0.75)}.dh-header-nav-link-cta::after{display:none}.dh-header-nav-link-cta:hover{background:linear-gradient(135deg,var(--color-primary-soft),var(--color-primary))}.dh-header-nav-item.dh-header-nav-cta{margin-left:var(--space-4)}.dh-header-toggle{display:none;flex-direction:column;justify-content:center;align-items:center;width:42px;height:42px;border-radius:999px;border:1px solid rgba(201,166,107,0.5);background:rgba(5,3,2,0.9);gap:6px}.dh-header-toggle-bar{width:18px;height:1.5px;border-radius:999px;background:var(--color-text);transition:transform var(--transition-base),opacity var(--transition-fast),width var(--transition-fast)}.dh-header-toggle[aria-expanded="true"] .dh-header-toggle-bar:nth-child(1){transform:translateY(3.75px) rotate(45deg);width:20px}.dh-header-toggle[aria-expanded="true"] .dh-header-toggle-bar:nth-child(2){transform:translateY(-3.75px) rotate(-45deg);width:20px}.dh-header-nav--open{transform:translateY(0);opacity:1;visibility:visible}.dh-header-nav-overlay{position:fixed;inset:0;background:var(--color-overlay);backdrop-filter:blur(18px);z-index:40;opacity:0;pointer-events:none;transition:opacity var(--transition-base)}.dh-header-nav-overlay.is-visible{opacity:1;pointer-events:auto}@media (max-width:960px){.dh-header-inner{gap:var(--space-4)}.dh-header-nav-list{gap:var(--space-4)}}@media (max-width:768px){.dh-header{border-bottom-color:rgba(201,166,107,0.18)}.dh-header-inner{height:64px}.dh-header-nav{position:fixed;inset-inline:0;top:64px;transform:translateY(-16px);opacity:0;visibility:hidden;transition:opacity var(--transition-base),transform var(--transition-base);background:rgba(10,6,4,0.98);border-bottom:1px solid rgba(201,166,107,0.22);box-shadow:0 24px 60px rgba(0,0,0,0.9)}.dh-header-nav-list{flex-direction:column;align-items:flex-start;gap:0;padding:var(--space-4) var(--space-4) var(--space-6)}.dh-header-nav-item{width:100%;border-bottom:1px solid rgba(201,166,107,0.14)}.dh-header-nav-item:last-child{border-bottom:none;margin-top:var(--space-2)}.dh-header-nav-link{width:100%;justify-content:space-between;padding-block:11px}.dh-header-nav-link::after{bottom:4px;width:0}.dh-header-nav-item.dh-header-nav-cta{margin-left:0;padding-top:var(--space-2)}.dh-header-nav-link-cta{width:100%;justify-content:center}.dh-header-toggle{display:inline-flex}.dh-header-nav--open{transform:translateY(0);opacity:1;visibility:visible}}