.site-header{position:sticky;top:0;z-index:40}
.header-brand{display:flex;align-items:center;gap:var(--space-3)}
.brand-link{display:inline-flex;align-items:center;gap:var(--space-3)}
.brand-mark{width:38px;height:38px;border-radius:50%;border:1px solid rgba(199,154,75,0.6);display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:1.25rem;background:radial-gradient(circle at 30% 20%,#ffffff,rgba(247,244,239,0.9));color:var(--color-primary-dark);box-shadow:var(--shadow-soft)}
.brand-text{display:flex;flex-direction:column}
.brand-title{font-family:var(--font-serif);font-size:1.15rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--color-text)}
.brand-subtitle{font-size:0.7rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--color-text-muted)}
.nav-main-wrapper{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-6);flex:1}
.nav-main{display:flex;align-items:center;gap:var(--space-6)}
.nav-item a{font-size:0.875rem;letter-spacing:0.08em;text-transform:uppercase;color:var(--color-text-soft)}
.nav-cta{display:flex;align-items:center;gap:var(--space-3)}
.nav-btn-primary{white-space:nowrap}
.nav-btn-secondary{white-space:nowrap}
.nav-toggle{display:none;position:relative;width:40px;height:40px;border-radius:999px;border:1px solid rgba(176,152,124,0.8);background-color:rgba(255,255,255,0.9);align-items:center;justify-content:center;gap:6px;padding:0}
.nav-toggle-bar{width:18px;height:1.5px;border-radius:999px;background:linear-gradient(90deg,var(--color-primary),var(--color-primary-dark));transition:transform var(--transition-base),opacity var(--transition-base),background var(--transition-base)}
.nav-toggle.is-active .nav-toggle-bar:first-child{transform:translateY(3px) rotate(45deg)}
.nav-toggle.is-active .nav-toggle-bar:last-child{transform:translateY(-3px) rotate(-45deg)}
@media (max-width:960px){
  .nav-main-wrapper{position:fixed;inset:74px var(--space-5) auto var(--space-5);border-radius:var(--radius-xl);background:radial-gradient(circle at top,rgba(255,255,255,0.97),rgba(247,244,239,0.98));box-shadow:var(--shadow-elevated);padding:var(--space-5);flex-direction:column;align-items:flex-start;gap:var(--space-5);transform:translateY(-20px);opacity:0;pointer-events:none;transition:opacity var(--transition-slow),transform var(--transition-slow)}
  .nav-main-wrapper.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-main{flex-direction:column;align-items:flex-start;gap:var(--space-3)}
  .nav-cta{width:100%;justify-content:flex-start;flex-wrap:wrap}
  .nav-cta .btn{width:100%;justify-content:center}
  .nav-toggle{display:inline-flex;margin-left:auto;flex-direction:column;z-index:2;}
}
@media (max-width:640px){
  .announcement-text{display:none}
  .brand-subtitle{display:none}
}