/* Static page links remain usable without JavaScript. */
.page-directory{margin:0 auto 28px;max-width:640px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
.page-directory[hidden]{display:none}
.page-directory summary{padding:13px 18px;min-height:44px;cursor:pointer;font-size:14px;color:var(--muted)}
.page-directory nav{display:grid;grid-template-columns:repeat(auto-fit,minmax(44px,1fr));gap:8px;padding:0 14px 14px}
.page-directory a{display:flex;align-items:center;justify-content:center;min-height:44px;border:1px solid var(--line);border-radius:9px;font-size:14px}
.page-directory a:hover,.page-directory a[aria-current=page]{color:var(--accent);background:var(--accent-soft);border-color:var(--accent)}
.page-directory a:focus-visible,.page-directory summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}