:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0d0d10;--fg:#f2f2f5;--muted:#9a9aa5;--accent:#ff5c8a;--card:#17171c;--border:#2a2a32}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--fg);place-items:center;margin:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;display:grid}.card{background:var(--card);border:1px solid var(--border);text-align:center;border-radius:16px;width:min(28rem,100vw - 2rem);padding:2.5rem 2rem}.card h1{margin:0 0 .5rem;font-size:2rem}.muted{color:var(--muted);margin:0 0 1.5rem}.row{justify-content:center;gap:.75rem;display:flex}.button{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:999px;padding:.7rem 1.4rem;font-size:1rem;font-weight:600;text-decoration:none;display:inline-block}.button.secondary{border:1px solid var(--border);color:var(--fg);background:0 0}.button:disabled{opacity:.6;cursor:default}.flash{color:#b9e8b9;background:#1f2a1f;border-radius:8px;margin-top:1.25rem;padding:.6rem 1rem}.flash.error{color:#e8b9b9;background:#2a1f1f}