:root{--bg:#0b1020;--panel:#131a2e;--ink:#e8ecf6;--muted:#94a0bd;--accent:#5b8cff;--line:#222c47;--danger:#ff6b6b;--field:#0e1526}@media (prefers-color-scheme:light){:root{--bg:#f6f8fc;--panel:#ffffff;--ink:#131a2e;--muted:#5a6785;--accent:#2f5fe0;--line:#e1e7f2;--danger:#c02626;--field:#fbfcfe}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.6}main{min-height:100dvh;display:grid;place-items:center;padding:24px}.card{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:32px 28px}h1{margin:0 0 6px;font-size:26px;letter-spacing:-.02em}p.lead{margin:0 0 24px;color:var(--muted);font-size:15px}label{display:block;margin-bottom:14px;font-size:14px;font-weight:600}input{width:100%;margin-top:6px;padding:11px 12px;font:inherit;font-weight:400;color:var(--ink);background:var(--field);border:1px solid var(--line);border-radius:10px}input:focus{outline:2px solid var(--accent);outline-offset:1px}button{width:100%;margin-top:8px;padding:12px;font:inherit;font-weight:600;color:#fff;background:var(--accent);border:0;border-radius:10px;cursor:pointer}button:disabled{opacity:.6;cursor:progress}.alert{margin-bottom:18px;padding:11px 13px;border-radius:10px;color:var(--danger);background:color-mix(in srgb,var(--danger) 12%,transparent);border:1px solid color-mix(in srgb,var(--danger) 35%,transparent)}.alert,.foot{font-size:14px}.foot{margin:22px 0 0;text-align:center;color:var(--muted)}a{color:var(--accent)}dl.meta{margin:20px 0 0;padding-top:18px;border-top:1px solid var(--line);font-size:14px}dl.meta div{display:flex;justify-content:space-between;gap:16px;padding:5px 0}dl.meta dt{color:var(--muted);margin:0}dl.meta dd{margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;word-break:break-all}button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}