.hero-nav,.guide-nav{display:flex;gap:9px;flex-wrap:wrap}
.hero-nav{margin-top:16px}
.hero-nav a,.guide-back{display:inline-flex;align-items:center;min-height:42px;padding:9px 14px;border-radius:9px;background:var(--lime);color:var(--ink);font-weight:800;text-decoration:none}
.hero-nav a:visited,.guide-back:visited{color:var(--ink)}
.hero-nav a:hover,.guide-back:hover{background:#f3fc87}
.brand-line{display:flex;gap:10px;align-items:center}
.site-mark{display:inline-grid;place-items:center;width:32px;height:32px;flex:none;border-radius:8px;background:var(--lime);color:var(--ink);font:900 .9rem/1 Arial,sans-serif;letter-spacing:-.05em}