:root{--bg:#f7f7f8;--fg:#1b1b1f;--muted:#6b6b74;--border:#d9d9e0;--accent:#2f5bea;--card:#fff}@media (prefers-color-scheme:dark){:root{--bg:#16161a;--fg:#ededf0;--muted:#9a9aa5;--border:#33333c;--accent:#7aa2ff;--card:#1e1e24}}*{box-sizing:border-box}body{min-height:100vh;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}main.page{max-width:32rem;margin:0 auto;padding:2.5rem 1.25rem}h1{margin:0 0 .25rem;font-size:1.4rem}p.lead{color:var(--muted);margin-top:0}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;margin-top:1rem;padding:1.25rem}label{color:var(--muted);margin-bottom:.35rem;font-size:.85rem;display:block}input{border:1px solid var(--border);background:var(--bg);width:100%;color:var(--fg);border-radius:8px;margin-bottom:.9rem;padding:.6rem .7rem;font-size:1rem}button{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;padding:.6rem 1rem;font-size:1rem}button:disabled{opacity:.6;cursor:default}.msg-error{color:#c0392b;font-size:.9rem}.msg-ok{color:#1e8a4c;font-size:.9rem}ul.spaces{margin:0;padding:0;list-style:none}ul.spaces li{border-bottom:1px solid var(--border);padding:.75rem 0}ul.spaces li:last-child{border-bottom:0}.role{color:var(--muted);text-transform:lowercase;font-size:.75rem}