:root{color-scheme:dark;--bg: #0f172a;--surface: #1e293b;--text: #e2e8f0;--muted: #94a3b8;--accent: #38bdf8}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.app-shell{max-width:42rem;margin:0 auto;padding:1.5rem 1rem calc(1.5rem + env(safe-area-inset-bottom))}.nav{display:flex;align-items:center;gap:1rem;padding:.75rem 1rem;border-bottom:1px solid #1e293b;background:#0b1220}.nav a{color:var(--muted);text-decoration:none;font-size:.9rem;font-weight:600}.nav a.router-link-active{color:var(--accent)}.signout{margin-left:auto;font:inherit;font-size:.8rem;background:none;border:none;color:var(--muted);cursor:pointer}.booting{color:var(--muted)}