:root{--background:#f4f4f2;--surface:#fff;--surface-subtle:#f8f8f7;--ink:#252b2f;--muted:#708090;--line:#dedfdd;--line-strong:#c8cac7;--accent:#36454f;--accent-hover:#26343d;--danger:#a43b35;--success:#3e6557;--warning:#896a2f;--shadow-sm:0 1px 2px #252b2f0a;--shadow-md:0 16px 44px #252b2f12;--radius-sm:.625rem;--radius-md:.875rem;--radius-lg:1.25rem}*{box-sizing:border-box}html{background:var(--background);min-width:20rem}body{min-height:100vh;color:var(--ink);background:var(--background);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;margin:0;font-family:DejaVu Sans,Segoe UI,Arial,sans-serif}::selection{color:var(--ink);background:#d3d3d3}a{color:inherit}button,input,select,textarea{font:inherit}button{cursor:pointer}.shell{width:min(100% - 2rem,72rem);margin:0 auto}.page-header{justify-content:space-between;align-items:center;gap:1rem;padding:1.5rem 0;display:flex}.brand{color:var(--ink);letter-spacing:-.045em;font-size:1.25rem;font-weight:800;text-decoration:none}.nav{color:var(--muted);align-items:center;gap:1rem;display:flex}.button{border-radius:var(--radius-sm);background:var(--accent);color:#fff;border:1px solid #0000;justify-content:center;align-items:center;min-height:2.75rem;padding:.7rem 1rem;font-weight:700;text-decoration:none;transition:background-color .16s,border-color .16s,transform .16s;display:inline-flex}.button:hover{background:var(--accent-hover)}.button:active{transform:translateY(1px)}.button.secondary{border-color:var(--line);background:var(--surface);color:var(--ink)}.button.secondary:hover{border-color:var(--line-strong);background:var(--surface-subtle)}.button.danger{background:var(--danger)}.button:focus-visible{outline-offset:2px;outline:3px solid #70809047}.button:disabled{cursor:not-allowed;opacity:.55}.card{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);box-shadow:var(--shadow-sm);padding:1.5rem}.stack{gap:1rem;display:grid}.field{gap:.4rem;display:grid}.field input,.field textarea,.field select{border:1px solid var(--line-strong);border-radius:var(--radius-sm);background:#fff;width:100%;padding:.7rem}.muted{color:var(--muted)}.notice,.error{border-radius:var(--radius-sm);padding:.8rem .875rem}.notice{color:var(--success);background:#edf4f0}.error{color:var(--danger);background:#fbf1f0;border:1px solid #efd4d2}.site-footer{color:var(--muted);gap:1.25rem;padding:2rem 0;font-size:.8125rem;display:flex}.site-footer a{text-underline-offset:.2rem}.site-footer a:hover{color:var(--ink)}@media (max-width:40rem){.page-header{flex-direction:column;align-items:flex-start}.nav{flex-wrap:wrap}}