.app-header{z-index:20;background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border-bottom:1px solid var(--glass-border);justify-content:space-between;align-items:flex-end;gap:24px;padding:18px clamp(24px,5vw,88px) 14px 28px;position:sticky;top:0}.app-header-brand{color:inherit;align-items:center;gap:12px;display:flex}.app-header-logo{font-family:var(--font-logo);font-variation-settings:var(--font-logo-variation);letter-spacing:.01em;color:var(--color-ink);font-size:19px;font-weight:900;line-height:1.1}.app-header-tagline{color:#a6a9ac;margin-top:2px;font-size:11px}.app-header-links{letter-spacing:var(--tracking-nav);white-space:nowrap;color:#4a4a4a;align-items:center;gap:clamp(24px,3.4vw,56px);padding-bottom:6px;font-size:12px;display:flex}.app-header-links a[aria-current=page]{color:var(--color-ink);text-underline-offset:6px;text-decoration:underline;text-decoration-thickness:1px}.app-header-links a:hover{color:var(--color-ink)}.app-header-brand:focus-visible,.app-header-links a:focus-visible{outline:2px solid var(--color-ink);outline-offset:3px}@media (max-width:768px){.app-header{flex-direction:column;align-items:stretch;gap:10px;padding:12px 16px 0}.app-header-tagline{display:none}.app-header-links{scrollbar-width:none;gap:22px;margin:0 -16px;padding:0 16px 10px;font-size:11.5px;overflow-x:auto}.app-header-links::-webkit-scrollbar{display:none}}