.bh-header{position:sticky;top:0;z-index:40;background:linear-gradient(to bottom,rgba(247,241,231,0.98),rgba(247,241,231,0.94));backdrop-filter:blur(18px);border-bottom:1px solid rgba(184,134,91,0.35);box-shadow:0 18px 40px rgba(22,11,0,0.28)}.bh-header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:14px;padding-bottom:14px}.bh-header-logo-link{display:inline-flex;align-items:center;gap:12px;color:inherit;text-decoration:none}.bh-header-logo-mark{width:38px;height:38px;border-radius:999px;border:1px solid rgba(184,134,91,0.75);display:inline-flex;align-items:center;justify-content:center;background:radial-gradient(circle at 20% 0,rgba(255,255,255,0.85),rgba(232,210,182,0.9));box-shadow:0 10px 26px rgba(20,10,0,0.45)}.bh-logo-chip{width:22px;height:22px;border-radius:50%;border:2px solid #fdf6ea;background:conic-gradient(from 0deg,var(--color-primary),var(--color-accent-burgundy),var(--color-accent-bronze),var(--color-primary));box-shadow:0 4px 10px rgba(0,0,0,0.45)}.bh-header-text-group{display:flex;flex-direction:column;gap:2px}.bh-site-title{font-family:var(--font-serif);font-size:1.05rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--gray-900)}.bh-site-tagline{font-size:0.7rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--gray-700)}.bh-primary-nav{display:flex;align-items:center}.bh-nav-list{display:flex;align-items:center;gap:20px;list-style:none;margin:0;padding:0}.bh-nav-item .nav-link{font-size:0.7rem;letter-spacing:0.22em;text-transform:uppercase;color:var(--gray-700);padding-bottom:4px;border-bottom:1px solid transparent;transition:color var(--transition-base),border-color var(--transition-base)}.bh-nav-item .nav-link:hover,.bh-nav-item .nav-link:focus-visible{color:var(--gray-900);border-color:rgba(184,134,91,0.7);outline:none}.bh-nav-cta-item .btn{white-space:nowrap}.bh-nav-toggle{display:none;align-items:center;gap:8px;border-radius:999px;padding:6px 10px;background:rgba(255,255,255,0.92);border:1px solid rgba(184,134,91,0.6);box-shadow:0 8px 20px rgba(18,8,0,0.28);color:var(--gray-800)}.bh-nav-toggle:focus-visible{outline:2px solid var(--color-accent-bronze);outline-offset:3px}.bh-nav-toggle-box{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:18px;height:16px}.bh-nav-toggle-line{height:1px;width:100%;background-color:var(--gray-800);transition:transform var(--transition-base),opacity var(--transition-base),background-color var(--transition-base)}.bh-nav-toggle-text{font-size:0.68rem;letter-spacing:0.18em;text-transform:uppercase}.bh-header.is-menu-open .bh-nav-toggle-line:first-child{transform:translateY(2.5px) rotate(42deg)}.bh-header.is-menu-open .bh-nav-toggle-line:last-child{transform:translateY(-2.5px) rotate(-42deg)}.bh-header.is-menu-open .bh-nav-toggle-text{opacity:0.9}.bh-primary-nav[data-collapsible="true"]{position:absolute;inset-inline:0;top:100%;background:linear-gradient(to bottom,rgba(247,241,231,0.98),rgba(244,233,219,0.98));border-bottom:1px solid rgba(184,134,91,0.4);box-shadow:0 20px 45px rgba(24,10,0,0.4);transform-origin:top center;transform:scaleY(0.96);opacity:0;pointer-events:none;visibility:hidden;transition:opacity var(--transition-base),transform var(--transition-base),visibility var(--transition-base)}.bh-primary-nav[data-collapsible="true"].is-open{opacity:1;pointer-events:auto;visibility:visible;transform:scaleY(1)}.bh-primary-nav[data-collapsible="true"] .bh-nav-list{flex-direction:column;align-items:flex-start;padding:12px 20px 18px;gap:14px}.bh-primary-nav[data-collapsible="true"] .bh-nav-item .nav-link{font-size:0.75rem}.bh-primary-nav[data-collapsible="true"] .bh-nav-cta-item{width:100%}.bh-primary-nav[data-collapsible="true"] .bh-nav-cta-item .btn{width:100%;justify-content:center}@media (max-width:880px){.bh-nav-toggle{display:inline-flex}.bh-primary-nav{position:absolute;left:0;right:0;top:100%}.bh-primary-nav:not([data-collapsible="true"]){display:none}.bh-nav-list{gap:14px}}@media (min-width:881px){.bh-primary-nav{position:static}.bh-primary-nav[data-collapsible="true"]{position:static;inset:auto;top:auto;background:transparent;border:0;box-shadow:none;opacity:1;pointer-events:auto;visibility:visible;transform:none}.bh-nav-toggle{display:none}}@media (max-width:520px){.bh-site-title{font-size:0.98rem}.bh-site-tagline{display:none}.bh-header-inner{padding-top:10px;padding-bottom:10px}}