/* Compact shared navigation, deliberate low visual weight. */
.as571-nav{position:sticky;top:0;z-index:120;background:#0d1724f5;border-block:1px solid #ffffff24;color:#edf5ff;backdrop-filter:blur(13px);font-family:system-ui,-apple-system,'Segoe UI',sans-serif}
.as571-nav-inner{display:flex;align-items:center;gap:5px;padding:8px clamp(12px,3vw,44px);max-width:1440px;margin:auto;overflow-x:auto;scrollbar-width:thin;white-space:nowrap}
.as571-nav-label{font-size:10px;letter-spacing:.13em;font-weight:800;color:#86a1ba;margin-right:12px}
.as571-nav a{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:#d3dfea;padding:8px 11px;border-radius:8px;font-size:12px;font-weight:650;transition:background-color .15s ease}
.as571-nav a:hover,.as571-nav a:focus-visible{background:#1d3047;color:#fff;outline-offset:2px}
.as571-nav a.is-current{background:#1260a4;color:#fff}
.as571-nav small{font-size:11px;color:#9fb7c9;margin-left:auto;flex-shrink:0}
@media(max-width:760px){.as571-nav-inner{padding:6px 12px}.as571-nav-label{display:none}.as571-nav a{padding:8px 9px;font-size:11px}.as571-nav small{display:none}}
@media(prefers-reduced-motion:reduce){.as571-nav a{transition:none}}