.nav-shell{position:sticky;top:0;z-index:50;background:rgba(255,255,255,0.96);backdrop-filter:blur(20px);border-bottom:1px solid rgba(229,229,234,0.9)}.nav-inner{position:relative;display:flex;align-items:center;justify-content:space-between;max-width:var(--container-max-width);margin:0 auto;padding:var(--space-3) var(--space-6)}.nav-brand-text{display:flex;flex-direction:column;gap:2px}.nav-brand-title{font-family:var(--font-display,"Playfair Display",serif);font-size:var(--font-size-sm);letter-spacing:0.26em;text-transform:uppercase}.nav-brand-subtitle{font-size:var(--font-size-xs);letter-spacing:0.18em;text-transform:uppercase;color:var(--color-text-muted)}.nav-primary{display:flex;align-items:center;gap:var(--space-4)}.nav-links-wrapper{display:flex;align-items:center;gap:var(--space-4)}.nav-links{display:flex;align-items:center;gap:var(--space-5)}.nav-item-desktop{display:block}.nav-cta-btn{font-size:var(--font-size-xs);padding-inline:var(--space-4);min-height:40px}.nav-toggle{display:none;align-items:center;justify-content:center;width:40px;height:40px;border-radius:999px;border:1px solid var(--color-border);background:#ffffff;cursor:pointer;transition:background-color var(--transition-base),border-color var(--transition-base),box-shadow var(--transition-base),transform var(--transition-fast)}.nav-toggle-bar{position:relative;width:18px;height:1px;border-radius:999px;background:var(--color-text);transition:background-color var(--transition-base)}.nav-toggle-bar::before,.nav-toggle-bar::after{content:"";position:absolute;left:0;width:18px;height:1px;border-radius:999px;background:var(--color-text);transition:transform var(--transition-base),top var(--transition-base),bottom var(--transition-base),opacity var(--transition-base)}.nav-toggle-bar::before{top:-6px}.nav-toggle-bar::after{bottom:-6px}.nav-toggle:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.nav-shell.is-scrolled .nav-inner{padding-top:10px;padding-bottom:10px}.nav-shell.is-scrolled{box-shadow:0 10px 30px rgba(15,23,42,0.06)}.nav-shell.is-menu-open .nav-toggle{border-color:var(--color-primary-soft);background:var(--color-bg-muted);box-shadow:var(--shadow-sm)}.nav-shell.is-menu-open .nav-toggle-bar{background:transparent}.nav-shell.is-menu-open .nav-toggle-bar::before{top:0;transform:rotate(42deg)}.nav-shell.is-menu-open .nav-toggle-bar::after{bottom:0;transform:rotate(-42deg)}.nav-link{font-size:var(--font-size-xs);letter-spacing:0.18em;text-transform:uppercase;color:var(--color-text-muted);padding-bottom:4px}.nav-link-active{color:var(--color-text)}.nav-link:focus-visible{outline:2px solid var(--color-primary);outline-offset:4px;border-radius:2px}.nav-links a{white-space:nowrap}@media (max-width:880px){.nav-inner{padding-inline:var(--space-4)}.nav-toggle{display:flex;margin-left:auto}.nav-links-wrapper{position:absolute;inset-inline:var(--space-4);top:64px;display:none;flex-direction:column;align-items:stretch;padding:var(--space-4);border-radius:var(--radius-lg);border:1px solid var(--color-border);background:var(--color-surface);box-shadow:var(--shadow-soft-platinum);z-index:60}.nav-shell.is-menu-open .nav-links-wrapper{display:flex}.nav-links{display:flex;flex-direction:column;align-items:flex-start;gap:var(--space-3);width:100%}.nav-item-desktop{display:block}.nav-link{font-size:var(--font-size-sm);padding-inline:var(--space-2)}.nav-cta{display:block;margin-top:var(--space-4);width:100%}.nav-cta-btn{width:100%;justify-content:center;min-height:44px}.nav-primary{align-items:center;gap:0;margin-left:auto}.nav-links a{white-space:normal}}@media (max-width:520px){.nav-brand-subtitle{display:none}.nav-links-wrapper{top:60px}}