.container{width:100%}.card{background:#fff;border-radius:16px;padding:40px;box-shadow:0 20px 60px #0000004d}h1{font-size:32px;color:#1a202c;margin-bottom:8px}.subtitle{color:#718096;margin-bottom:32px}.status{display:flex;align-items:center;gap:12px;padding:16px;background:#f7fafc;border-radius:8px;margin-bottom:24px}.status-indicator{width:12px;height:12px;border-radius:50%;background:#cbd5e0}.status-indicator.online{background:#48bb78}.status-indicator.offline{background:#f56565}.status-indicator.checking{background:#ecc94b;animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.status span{color:#2d3748;font-weight:500}.actions{display:flex;gap:12px;margin-bottom:24px}.btn{flex:1;padding:14px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:#667eea;color:#fff}.btn-primary:hover:not(:disabled){background:#5568d3;transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.btn-secondary{background:#48bb78;color:#fff}.btn-secondary:hover:not(:disabled){background:#38a169;transform:translateY(-2px);box-shadow:0 4px 12px #48bb7866}.btn-danger{background:#f56565;color:#fff}.btn-danger:hover:not(:disabled){background:#e53e3e;transform:translateY(-2px);box-shadow:0 4px 12px #f5656566}.auth-status{padding:16px;background:#f0fff4;border-radius:8px;margin-bottom:24px;border-left:4px solid #48bb78}.auth-info{color:#22543d;font-size:14px;margin-bottom:8px}.btn-link{background:none;border:none;color:#667eea;font-size:13px;cursor:pointer;text-decoration:underline;padding:0}.btn-link:hover{color:#5568d3}.message{padding:12px 16px;border-radius:8px;margin-bottom:24px}.message.success{background:#c6f6d5;color:#22543d;border-left:4px solid #48bb78}.message.error{background:#fed7d7;color:#742a2a;border-left:4px solid #f56565}.message.info{background:#bee3f8;color:#2c5282;border-left:4px solid #4299e1}.info{padding-top:24px;border-top:1px solid #e2e8f0}.info h3{color:#2d3748;margin-bottom:12px;font-size:18px}.info p{color:#4a5568;line-height:1.6;margin-bottom:12px}.info ul{list-style:none;padding-left:0}.info li{color:#4a5568;line-height:1.8;padding-left:24px;position:relative}.info li:before{content:"✓";position:absolute;left:0;color:#48bb78;font-weight:700}@media(max-width:640px){.card{padding:24px}h1{font-size:24px}.actions{flex-direction:column}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}#root{width:100%;max-width:600px}