:root{--fg:#14161a;--muted:#5b6270;--accent:#2f5bea;--bg:#fafbfc;--card:#fff;--line:#e3e6eb}@media (prefers-color-scheme:dark){:root{--fg:#eef0f3;--muted:#a3aab6;--accent:#7d9bff;--bg:#0f1115;--card:#181b21;--line:#2a2f38}}*{box-sizing:border-box}body{color:var(--fg);background:var(--bg);margin:0;font-family:system-ui,-apple-system,Apple SD Gothic Neo,sans-serif}.home{max-width:720px;margin:0 auto;padding:96px 16px}.home h1{margin:0 0 12px;font-size:2.5rem}.tagline{color:var(--muted);font-size:1.15rem}.notice{color:var(--muted);font-size:.85rem}.primary{background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;margin-top:24px;padding:12px 22px;font-size:1rem}.backdrop{background:#00000073;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.modal{background:var(--card);border:1px solid var(--line);border-radius:12px;width:100%;max-width:400px;padding:28px}.modal h2{margin-top:0}.hint{color:var(--muted);word-break:break-all;font-size:.8rem}.status{margin-top:12px;font-size:.9rem}.status.error{color:#e63946}.status.success{color:#2f9e57}.link{color:var(--accent);cursor:pointer;background:0 0;border:0;margin-top:8px;padding:0}