:root{--primary:#232b45;--primary-dark:#023557;--accent:#01889f;--accent-light:#e8f4f8;--text-dark:#1e293b;--text-medium:#475569;--text-light:#64748b;--bg-white:#fff;--bg-light:#f8fafc;--bg-gray:#f1f5f9;--border:#e2e8f0;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a;--radius:8px}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--text-dark);background:var(--bg-light);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5}.header{background:var(--primary);color:#fff;justify-content:space-between;align-items:center;padding:12px 24px;display:flex}.header-brand{letter-spacing:.5px;font-size:1.1rem;font-weight:600}.header-user{color:#fffc;align-items:center;gap:12px;font-size:.85rem;display:flex}.header-user button{color:#fff;border-radius:var(--radius);cursor:pointer;background:#ffffff26;border:1px solid #ffffff4d;padding:4px 12px;font-size:.8rem}.header-user button:hover{background:#ffffff40}.main{max-width:1200px;margin:0 auto;padding:24px}.login-page{background:linear-gradient(135deg, var(--primary), var(--accent));color:#fff;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;display:flex}.login-page h1{margin-bottom:8px;font-size:2rem}.login-page p{color:#fffc;margin-bottom:32px}.login-btn{color:var(--primary);border-radius:var(--radius);cursor:pointer;box-shadow:var(--shadow-md);background:#fff;border:none;padding:14px 32px;font-size:1rem;font-weight:600;transition:transform .2s}.login-btn:hover{transform:translateY(-2px)}h1{color:var(--primary);margin-bottom:24px;font-size:1.5rem}h2{color:var(--text-dark);align-items:center;gap:8px;margin:24px 0 12px;font-size:1.1rem;display:flex}h2 span{background:var(--accent-light);color:var(--accent);border-radius:12px;padding:2px 8px;font-size:.75rem;font-weight:600}table{border-collapse:collapse;background:var(--bg-white);border-radius:var(--radius);width:100%;box-shadow:var(--shadow-sm);margin-bottom:8px;font-size:.875rem;overflow:hidden}thead{background:var(--bg-gray)}th{text-align:left;color:var(--text-medium);text-transform:uppercase;letter-spacing:.5px;padding:10px 14px;font-size:.75rem;font-weight:600}td{border-top:1px solid var(--border);color:var(--text-dark);padding:10px 14px}tr:hover td{background:var(--bg-light)}.status{border-radius:12px;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-block}.status-registered{color:#92400e;background:#fef3c7}.status-online{color:#065f46;background:#d1fae5}.status-offline{color:#991b1b;background:#fee2e2}.btn{border-radius:var(--radius);cursor:pointer;border:none;padding:8px 16px;font-size:.85rem;font-weight:500}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg-gray);color:var(--text-medium)}.btn-secondary:hover{background:var(--border)}.toolbar{justify-content:space-between;align-items:center;margin-bottom:24px;display:flex}.error{color:#991b1b;border-radius:var(--radius);background:#fee2e2;margin-bottom:16px;padding:12px 16px}.loading{min-height:100vh;color:var(--text-light);justify-content:center;align-items:center;font-size:1.1rem;display:flex}em{color:var(--text-light);font-size:.8rem;font-style:normal}.panel-overlay{z-index:100;background:#0006;justify-content:flex-end;display:flex;position:fixed;inset:0}.panel{background:var(--bg-white);flex-direction:column;width:min(600px,90vw);height:100vh;display:flex;overflow-y:auto;box-shadow:-4px 0 20px #00000026}.panel-header{border-bottom:1px solid var(--border);background:var(--bg-light);justify-content:space-between;align-items:center;padding:16px 20px;display:flex}.panel-json{background:var(--bg-gray);flex:1;margin:0;padding:20px;font-family:SF Mono,Consolas,Courier New,monospace;font-size:.8rem;line-height:1.6;overflow:auto}code{background:var(--bg-gray);border-radius:3px;padding:1px 4px;font-family:SF Mono,Consolas,Courier New,monospace;font-size:.8rem}.panel-editor{color:#e2e8f0;resize:none;tab-size:2;background:#1e293b;border:none;outline:none;flex:1;margin:0;padding:20px;font-family:SF Mono,Consolas,Courier New,monospace;font-size:.8rem;line-height:1.6}