.skip-link{position:absolute;left:-999px;top:8px;z-index:10;padding:10px 14px;background:var(--panel);color:var(--text);border:2px solid var(--accent)}
.skip-link:focus{left:8px}
.site-header{border-bottom:1px solid var(--line);background:var(--bg)}
.header-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px 20px;padding-top:14px;padding-bottom:14px}
.wordmark{color:var(--text);text-decoration:none;font-weight:700;font-size:1.1rem;letter-spacing:.04em;min-height:44px;display:inline-flex;align-items:center}
.header-tools{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}
#site-nav{display:flex;gap:18px}
#site-nav a,.site-search-advanced{font-family:var(--font-mono);font-size:.8rem;letter-spacing:.06em;color:var(--muted);text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
#site-nav a:hover{color:var(--text)}
.site-search{display:flex;align-items:center;gap:10px}
.site-search-field{display:flex;align-items:center;gap:8px;min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:4px;background:var(--panel);color:var(--muted)}
.site-search-field:focus-within{outline:3px solid var(--accent);outline-offset:2px}
.site-search input{width:11.5rem;border:0;outline:0;background:transparent;color:var(--text);font:inherit;font-size:.9rem;min-height:40px}
.site-search-advanced{color:var(--accent);text-decoration:underline;text-underline-offset:3px;font-size:.72rem}
.theme-control select,.menu-toggle{min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:4px;background:var(--panel);color:var(--text);font:500 .8rem var(--font-mono);letter-spacing:.04em}
.menu-toggle{cursor:pointer}
.menu-toggle[hidden]{display:none}
@media(min-width:861px){.js-nav .menu-toggle{display:none}}
@media(max-width:860px){
  .js-nav .header-tools{display:none;width:100%;flex-direction:column;align-items:stretch;padding:8px 0 4px}
  .js-nav.nav-open .header-tools{display:flex}
  .header-tools{width:100%}
  .site-search{flex-wrap:wrap}.site-search-field{flex:1 1 12rem}.site-search input{width:100%}
}
.site-footer{border-top:1px solid var(--line)}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:28px;padding-bottom:28px;font-family:var(--font-mono);font-size:.75rem;letter-spacing:.06em;color:var(--muted)}
.theme-control[hidden]{display:none}
.preview-banner{margin:0;padding:10px 16px;background:#fff4e0;color:#5a3300;border-bottom:2px solid #c27c0e;font:600 .8rem var(--font-mono);letter-spacing:.08em;text-align:center}
.footer-inner a{color:var(--muted);text-underline-offset:3px;display:inline-block;min-height:24px}