:root{color-scheme:light dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;font:15px/1.45 system-ui,-apple-system,Segoe UI,sans-serif;background:#f6f7fb;color:#0f172a}.panel{width:min(420px,92vw);background:#fff;border:1px solid #e2e8f0;border-radius:14px;padding:28px;box-shadow:0 1px 2px #0f172a0f}.brand{display:flex;align-items:center;gap:10px;font-weight:600;margin-bottom:18px}.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:#0f172a;color:#fff;font-size:13px;font-weight:700}h1{font-size:20px;margin:0 0 4px}.hint{margin:0 0 18px;color:#64748b;font-size:14px}label{display:block;font-size:13px;font-weight:500;margin:12px 0 4px}input{width:100%;padding:9px 11px;border:1px solid #cbd5e1;border-radius:9px;font:inherit;background:#fff;color:inherit}input:focus{outline:none;border-color:#3a64f0;box-shadow:0 0 0 3px #dae6ff}button.primary{width:100%;margin-top:18px;padding:10px;border:0;border-radius:9px;background:#2546d6;color:#fff;font:inherit;font-weight:600;cursor:pointer}button.primary:disabled{opacity:.6;cursor:default}.error{margin:12px 0 0;color:#b91c1c;font-size:13px}.secret{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;word-break:break-all;padding:10px;border-radius:9px;background:#f1f5f9;-webkit-user-select:all;-moz-user-select:all;user-select:all}.small{font-size:13px;color:#64748b}@media(prefers-color-scheme:dark){body{background:#0b1220;color:#e2e8f0}.panel{background:#0f172a;border-color:#1e293b}.hint,.small{color:#94a3b8}input{background:#0b1220;border-color:#334155}.secret{background:#1e293b}}