*{box-sizing:border-box}body{margin:0;font-family:PingFang SC,Microsoft YaHei,sans-serif;background:linear-gradient(140deg,#f6f9ff,#eef2ff,#fdf6f0);color:#1f2933}#app{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:480px;background:#fff;border-radius:16px;box-shadow:0 12px 30px #0f172a14;padding:32px;display:flex;flex-direction:column;gap:16px}h1{margin:0;font-size:24px;font-weight:600}.status{margin:0;padding:10px 12px;border-radius:8px;font-size:14px}.status.info{background:#eef2ff;color:#4338ca}.status.success{background:#ecfdf3;color:#047857}.status.warn{background:#fff7ed;color:#c2410c}.status.error{background:#fef2f2;color:#b91c1c}.label{font-size:13px;color:#475569;margin-bottom:6px;display:inline-block}.password-row{display:flex;gap:8px}input{flex:1;padding:10px 12px;border-radius:8px;border:1px solid #d6d6e3;font-size:14px}input:focus{outline:none;border-color:#6366f1;box-shadow:0 0 0 3px #6366f126}button{padding:10px 16px;border:none;border-radius:8px;background:#4f46e5;color:#fff;font-size:14px;cursor:pointer}button:disabled{opacity:.6;cursor:not-allowed}.actions{display:grid;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:10px;background:#111827;color:#fff;text-decoration:none;font-size:15px}.btn.secondary{background:#0f766e}.hint{font-size:12px;color:#6b7280}.hidden{display:none}@media (max-width: 480px){.card{padding:24px}.password-row{flex-direction:column}}