:root{color-scheme:dark;--bg:#0c0d10;--card:#16181d;--line:#2a2e37;--text:#f4f5f7;--muted:#a1a6b0;--accent:#7c8cff}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}a{color:inherit}.shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px 16px}.panel{width:min(720px,100%)}.eyebrow{color:var(--accent);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}.eyebrow,h1{margin:0 0 8px}h1{font-size:clamp(1.8rem,4vw,2.4rem)}.lede{color:var(--muted);margin:0 0 28px;line-height:1.5}.grid{display:grid;grid-gap:12px;gap:12px}.card{display:flex;justify-content:space-between;gap:16px;align-items:center;width:100%;text-align:left;background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:16px;padding:18px;cursor:pointer}.card[data-last=true]{border-color:var(--accent)}.card h2{margin:0 0 4px;font-size:1.1rem}.card p{margin:0;color:var(--muted)}.card:disabled{opacity:.6;cursor:progress}.note{margin-top:18px;color:var(--muted);font-size:.9rem}