*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#0f1117;color:#e2e8f0;min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer}input,textarea,select{font-family:inherit}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:#1a1d2e;border-right:1px solid #2d3748;display:flex;flex-direction:column;padding:24px 0;position:fixed;top:0;left:0;height:100vh;z-index:100}.sidebar-logo{padding:0 20px 24px;font-size:18px;font-weight:700;color:#7c3aed;border-bottom:1px solid #2d3748;margin-bottom:16px}.sidebar nav{flex:1;display:flex;flex-direction:column;gap:4px;padding:0 12px}.sidebar nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;font-size:14px;color:#94a3b8;transition:all .15s}.sidebar nav a:hover,.sidebar nav a.active{background:#2d3748;color:#e2e8f0}.sidebar nav a.active{color:#a78bfa}.sidebar-footer{padding:16px 20px 0;border-top:1px solid #2d3748;font-size:13px;color:#64748b}.sidebar-footer button{background:none;border:none;color:#ef4444;font-size:13px;margin-top:8px;padding:0}.main-content{margin-left:220px;flex:1;padding:32px;min-height:100vh}.page-title{font-size:24px;font-weight:600;margin-bottom:24px;color:#f1f5f9}.card{background:#1a1d2e;border:1px solid #2d3748;border-radius:12px;padding:20px;margin-bottom:20px}.card-title{font-size:16px;font-weight:600;margin-bottom:16px;color:#f1f5f9}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}.grid-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}.stat-card{background:#1a1d2e;border:1px solid #2d3748;border-radius:12px;padding:20px}.stat-value{font-size:32px;font-weight:700;color:#a78bfa}.stat-label{font-size:13px;color:#64748b;margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;border:none;font-size:14px;font-weight:500;transition:all .15s}.btn-primary{background:#7c3aed;color:#fff}.btn-primary:hover{background:#6d28d9}.btn-success{background:#059669;color:#fff}.btn-success:hover{background:#047857}.btn-danger{background:#dc2626;color:#fff}.btn-danger:hover{background:#b91c1c}.btn-secondary{background:#2d3748;color:#e2e8f0}.btn-secondary:hover{background:#374151}.btn-sm{padding:5px 10px;font-size:13px}.table{width:100%;border-collapse:collapse;font-size:14px}.table th{text-align:left;padding:10px 12px;background:#111827;color:#64748b;font-weight:500;border-bottom:1px solid #2d3748}.table td{padding:10px 12px;border-bottom:1px solid #1e2636;color:#e2e8f0}.table tr:hover td{background:#1e2636}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:12px;font-weight:500}.badge-green{background:#064e3b;color:#6ee7b7}.badge-yellow{background:#78350f;color:#fcd34d}.badge-red{background:#7f1d1d;color:#fca5a5}.badge-gray{background:#1f2937;color:#9ca3af}.badge-blue{background:#1e3a5f;color:#93c5fd}.badge-purple{background:#3b0764;color:#c4b5fd}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;color:#94a3b8;margin-bottom:6px}.form-control{width:100%;padding:8px 12px;background:#111827;border:1px solid #2d3748;border-radius:8px;color:#e2e8f0;font-size:14px;outline:none;transition:border .15s}.form-control:focus{border-color:#7c3aed}textarea.form-control{resize:vertical;min-height:80px}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#1a1d2e;border:1px solid #2d3748;border-radius:12px;padding:24px;width:500px;max-width:90vw;max-height:80vh;overflow-y:auto}.modal-title{font-size:18px;font-weight:600;margin-bottom:20px}.modal-actions{display:flex;gap:8px;justify-content:flex-end;margin-top:20px}.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}.items-center{align-items:center}.justify-between{justify-content:space-between}.mb-4{margin-bottom:16px}.mt-2{margin-top:8px}.text-sm{font-size:13px}.text-gray{color:#64748b}.text-green{color:#6ee7b7}.text-red{color:#fca5a5}.w-full{width:100%}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#0f1117}.login-card{background:#1a1d2e;border:1px solid #2d3748;border-radius:16px;padding:40px;width:400px}.login-title{font-size:24px;font-weight:700;margin-bottom:8px;color:#a78bfa}.login-subtitle{color:#64748b;font-size:14px;margin-bottom:32px}.chat-layout{display:flex;height:calc(100vh - 120px);background:#1a1d2e;border:1px solid #2d3748;border-radius:12px;overflow:hidden}.chat-sidebar{width:300px;border-right:1px solid #2d3748;overflow-y:auto}.chat-item{padding:14px 16px;border-bottom:1px solid #1e2636;cursor:pointer;transition:background .1s}.chat-item:hover,.chat-item.active{background:#1e2636}.chat-item-name{font-size:14px;font-weight:500}.chat-item-preview{font-size:12px;color:#64748b;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-main{flex:1;display:flex;flex-direction:column}.chat-header{padding:14px 20px;border-bottom:1px solid #2d3748;font-weight:600;display:flex;align-items:center;gap:10px}.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:10px}.message{max-width:65%;padding:8px 14px;border-radius:12px;font-size:14px;line-height:1.4}.message.in{background:#2d3748;align-self:flex-start;border-bottom-left-radius:4px}.message.out{background:#5b21b6;align-self:flex-end;border-bottom-right-radius:4px}.message-meta{font-size:11px;color:#64748b;margin-top:3px}.chat-input-area{padding:16px 20px;border-top:1px solid #2d3748;display:flex;gap:10px}.chat-input-area input{flex:1;padding:10px 14px;background:#111827;border:1px solid #2d3748;border-radius:8px;color:#e2e8f0;font-size:14px;outline:none}.chat-input-area input:focus{border-color:#7c3aed}.qr-container{display:flex;flex-direction:column;align-items:center;gap:12px;padding:20px}.qr-container img{border-radius:8px;background:#fff;padding:8px}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block}.status-dot.connected{background:#10b981}.status-dot.disconnected{background:#6b7280}.status-dot.qr_pending{background:#f59e0b}.progress-bar{height:6px;background:#2d3748;border-radius:3px;overflow:hidden}.progress-bar-fill{height:100%;background:#7c3aed;transition:width .3s}.alert{padding:10px 14px;border-radius:8px;font-size:14px;margin-bottom:16px}.alert-error{background:#7f1d1d;color:#fca5a5;border:1px solid #dc2626}.alert-success{background:#064e3b;color:#6ee7b7;border:1px solid #059669}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:#1a1d2e}::-webkit-scrollbar-thumb{background:#2d3748;border-radius:3px}