:root{--primary: #25D366;--primary-dark: #128C7E;--primary-darker: #075E54;--primary-light: #DCF8C6;--primary-glow: rgba(37, 211, 102, .15);--primary-gradient: linear-gradient(135deg, #25D366 0%, #128C7E 100%);--primary-gradient-vibrant: linear-gradient(135deg, #00C853 0%, #009688 50%, #00796B 100%);--bg-primary: #FFFFFF;--bg-secondary: #F0F2F5;--bg-tertiary: #E9EDEF;--bg-chat: #ECE5DD;--bg-hover: rgba(0, 0, 0, .04);--bg-active: rgba(37, 211, 102, .08);--bg-glass: rgba(255, 255, 255, .85);--text-primary: #111B21;--text-secondary: #667781;--text-tertiary: #8696A0;--text-inverse: #FFFFFF;--text-link: #128C7E;--border-light: #E9EDEF;--border-medium: #D1D7DB;--success: #25D366;--success-bg: rgba(37, 211, 102, .1);--warning: #F59E0B;--warning-bg: rgba(245, 158, 11, .1);--danger: #EF4444;--danger-bg: rgba(239, 68, 68, .1);--info: #3B82F6;--info-bg: rgba(59, 130, 246, .1);--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .08), 0 2px 4px -2px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .04);--shadow-glow: 0 0 20px rgba(37, 211, 102, .25);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s cubic-bezier(.4, 0, .2, 1);--transition-spring: .5s cubic-bezier(.34, 1.56, .64, 1);--sidebar-width: 260px;--sidebar-collapsed: 72px;--header-height: 64px;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%;width:100%}body{background:var(--bg-secondary);color:var(--text-primary);line-height:1.5;font-size:14px}a{color:var(--text-link);text-decoration:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-medium);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.app-layout{display:flex;height:100vh;overflow:hidden}.app-main{flex:1;display:flex;flex-direction:column;min-width:0;overflow:hidden}.app-content{flex:1;overflow-y:auto;padding:24px}.sidebar{width:var(--sidebar-width);height:100vh;background:var(--bg-primary);border-right:1px solid var(--border-light);display:flex;flex-direction:column;transition:width var(--transition-base);position:relative;z-index:20;flex-shrink:0}.sidebar.collapsed{width:var(--sidebar-collapsed)}.sidebar-header{height:var(--header-height);display:flex;align-items:center;padding:0 16px;gap:12px;border-bottom:1px solid var(--border-light);flex-shrink:0}.sidebar-logo{width:38px;height:38px;background:var(--primary-gradient);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:16px;flex-shrink:0;box-shadow:var(--shadow-glow)}.sidebar-brand{font-size:18px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px;white-space:nowrap;overflow:hidden}.sidebar-brand span{color:var(--primary)}.collapsed .sidebar-brand{display:none}.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:2px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-md);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);font-size:14px;font-weight:500;white-space:nowrap;position:relative;border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg-hover);color:var(--text-primary)}.nav-item.active{background:var(--bg-active);color:var(--primary-dark);font-weight:600}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:24px;background:var(--primary);border-radius:0 4px 4px 0}.nav-item svg{width:20px;height:20px;flex-shrink:0}.nav-label{overflow:hidden;text-overflow:ellipsis}.collapsed .nav-label{display:none}.nav-badge{margin-left:auto;background:var(--primary);color:#fff;font-size:11px;font-weight:600;padding:2px 7px;border-radius:var(--radius-full);min-width:20px;text-align:center}.sidebar-footer{padding:12px;border-top:1px solid var(--border-light)}.sidebar-user{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast)}.sidebar-user:hover{background:var(--bg-hover)}.sidebar-avatar{width:36px;height:36px;border-radius:var(--radius-full);background:var(--primary-gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:14px;flex-shrink:0}.sidebar-user-info{overflow:hidden}.sidebar-user-name{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.sidebar-user-plan{font-size:11px;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px}.collapsed .sidebar-user-info{display:none}.header{height:var(--header-height);background:var(--bg-primary);border-bottom:1px solid var(--border-light);display:flex;align-items:center;padding:0 24px;gap:16px;flex-shrink:0}.header-title{font-size:20px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px}.header-subtitle{font-size:13px;color:var(--text-tertiary);margin-left:4px}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.card{background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:24px;transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-md)}.card-glass{background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.6)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:24px}.stat-card{background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:22px 24px;display:flex;align-items:flex-start;gap:16px;transition:all var(--transition-base);position:relative;overflow:hidden}.stat-card:after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--primary-gradient);opacity:0;transition:opacity var(--transition-base)}.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.stat-card:hover:after{opacity:1}.stat-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.green{background:var(--success-bg);color:var(--success)}.stat-icon.blue{background:var(--info-bg);color:var(--info)}.stat-icon.yellow{background:var(--warning-bg);color:var(--warning)}.stat-icon.red{background:var(--danger-bg);color:var(--danger)}.stat-info{flex:1;min-width:0}.stat-label{font-size:13px;color:var(--text-secondary);margin-bottom:4px;font-weight:500}.stat-value{font-size:28px;font-weight:800;color:var(--text-primary);line-height:1.1;letter-spacing:-.5px}.stat-change{font-size:12px;font-weight:600;margin-top:6px;display:flex;align-items:center;gap:4px}.stat-change.positive{color:var(--success)}.stat-change.negative{color:var(--danger)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;border-radius:var(--radius-md);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all var(--transition-fast);border:none;outline:none;white-space:nowrap;line-height:1.4}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary-gradient);color:#fff;box-shadow:0 2px 8px #25d3664d}.btn-primary:hover:not(:disabled){box-shadow:0 4px 16px #25d36666;transform:translateY(-1px)}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-light)}.btn-secondary:hover:not(:disabled){background:var(--bg-tertiary)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#dc2626}.btn-ghost{background:transparent;color:var(--text-secondary);padding:8px;border-radius:var(--radius-md)}.btn-ghost:hover:not(:disabled){background:var(--bg-hover);color:var(--text-primary)}.btn-icon{padding:8px;display:inline-flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:transparent;border:none;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast)}.btn-icon:hover{background:var(--bg-hover);color:var(--text-primary)}.btn-sm{padding:6px 14px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px;border-radius:var(--radius-lg)}.form-group{margin-bottom:20px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:6px}.form-input{width:100%;padding:10px 14px;border:1.5px solid var(--border-light);border-radius:var(--radius-md);font-size:14px;font-family:inherit;color:var(--text-primary);background:var(--bg-primary);transition:all var(--transition-fast);outline:none}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.form-input::placeholder{color:var(--text-tertiary)}textarea.form-input{resize:vertical;min-height:80px}.badge{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600;line-height:1}.badge-success{background:var(--success-bg);color:var(--success)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-danger{background:var(--danger-bg);color:var(--danger)}.badge-info{background:var(--info-bg);color:var(--info)}.badge-neutral{background:var(--bg-tertiary);color:var(--text-secondary)}.badge-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.status-badge{display:inline-flex;align-items:center;gap:6px}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.status-dot.connected{background:var(--success);box-shadow:0 0 6px var(--success)}.status-dot.disconnected{background:var(--danger)}.status-dot.waiting{background:var(--warning);animation:pulse 2s infinite}.status-dot.created{background:var(--text-tertiary)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn var(--transition-fast) ease}.modal{background:var(--bg-primary);border-radius:var(--radius-xl);width:min(500px,90vw);max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-xl);animation:slideUp var(--transition-base) ease}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border-light)}.modal-title{font-size:18px;font-weight:700;color:var(--text-primary)}.modal-body{padding:24px}.modal-footer{display:flex;justify-content:flex-end;gap:10px;padding:16px 24px;border-top:1px solid var(--border-light)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}.toast-container{position:fixed;top:20px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:10px}.toast{background:var(--bg-primary);border-radius:var(--radius-md);padding:14px 18px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:12px;min-width:300px;max-width:420px;animation:slideInRight var(--transition-base) ease;border-left:4px solid var(--primary)}.toast.error{border-left-color:var(--danger)}.toast.warning{border-left-color:var(--warning)}@keyframes slideInRight{0%{opacity:0;transform:translate(100px)}to{opacity:1;transform:translate(0)}}.table-container{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--border-light);background:var(--bg-primary)}table{width:100%;border-collapse:collapse}th{padding:12px 16px;text-align:left;font-size:12px;font-weight:600;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.5px;background:var(--bg-secondary);border-bottom:1px solid var(--border-light)}td{padding:14px 16px;font-size:14px;border-bottom:1px solid var(--border-light);color:var(--text-primary)}tr:last-child td{border-bottom:none}tr:hover td{background:var(--bg-hover)}.avatar{width:40px;height:40px;border-radius:var(--radius-full);background:var(--primary-gradient);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:600;font-size:16px;flex-shrink:0;overflow:hidden}.avatar img{width:100%;height:100%;object-fit:cover}.avatar-sm{width:32px;height:32px;font-size:13px}.avatar-lg{width:56px;height:56px;font-size:22px}.inbox-layout{display:flex;height:calc(100vh - var(--header-height));overflow:hidden;background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);margin:-24px}.chat-list{width:380px;border-right:1px solid var(--border-light);display:flex;flex-direction:column;flex-shrink:0}.chat-list-header{padding:12px 16px;border-bottom:1px solid var(--border-light)}.chat-search{position:relative}.chat-search input{width:100%;padding:9px 14px 9px 38px;border:1px solid var(--border-light);border-radius:var(--radius-full);font-size:13px;font-family:inherit;background:var(--bg-secondary);outline:none;color:var(--text-primary);transition:all var(--transition-fast)}.chat-search input:focus{background:var(--bg-primary);border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-glow)}.chat-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-tertiary);width:16px;height:16px}.chat-items{flex:1;overflow-y:auto}.chat-item{display:flex;align-items:center;gap:12px;padding:12px 16px;cursor:pointer;transition:background var(--transition-fast);border-bottom:1px solid var(--border-light)}.chat-item:hover{background:var(--bg-hover)}.chat-item.active{background:var(--bg-active)}.chat-item-info{flex:1;min-width:0}.chat-item-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:3px}.chat-item-name{font-size:14px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item-time{font-size:11px;color:var(--text-tertiary);flex-shrink:0}.chat-item-preview{font-size:13px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;justify-content:space-between}.chat-item-unread{background:var(--primary);color:#fff;font-size:11px;font-weight:600;padding:2px 7px;border-radius:var(--radius-full);min-width:20px;text-align:center;flex-shrink:0}.chat-window{flex:1;display:flex;flex-direction:column;min-width:0}.chat-window-header{display:flex;align-items:center;gap:12px;padding:10px 20px;border-bottom:1px solid var(--border-light);background:var(--bg-primary)}.chat-window-info{flex:1;min-width:0}.chat-window-name{font-size:15px;font-weight:600;color:var(--text-primary)}.chat-window-status{font-size:12px;color:var(--text-tertiary)}.chat-messages{flex:1;overflow-y:auto;padding:16px 60px;background:var(--bg-chat);background-image:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d5dbdb' fill-opacity='0.15'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");display:flex;flex-direction:column;gap:4px}.message-bubble{max-width:65%;padding:8px 14px;border-radius:var(--radius-md);font-size:14px;line-height:1.5;position:relative;animation:fadeInUp var(--transition-fast) ease}.message-bubble.outbound{align-self:flex-end;background:var(--primary-light);color:var(--text-primary);border-bottom-right-radius:4px}.message-bubble.inbound{align-self:flex-start;background:var(--bg-primary);color:var(--text-primary);border-bottom-left-radius:4px;box-shadow:var(--shadow-xs)}.message-time{font-size:11px;color:var(--text-tertiary);text-align:right;margin-top:4px;display:flex;align-items:center;justify-content:flex-end;gap:4px}.message-ticks{color:var(--info);display:inline-flex}@keyframes fadeInUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.chat-input-area{padding:12px 16px;background:var(--bg-secondary);display:flex;align-items:flex-end;gap:10px;border-top:1px solid var(--border-light)}.chat-input-area input,.chat-input-area textarea{flex:1;padding:12px 16px;border:none;border-radius:var(--radius-full);font-size:14px;font-family:inherit;background:var(--bg-primary);outline:none;color:var(--text-primary);resize:none;max-height:120px}.chat-send-btn{width:44px;height:44px;border-radius:var(--radius-full);background:var(--primary-gradient);border:none;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-fast);flex-shrink:0}.chat-send-btn:hover{transform:scale(1.05);box-shadow:var(--shadow-glow)}.instances-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}.instance-card{background:var(--bg-primary);border-radius:var(--radius-lg);border:1px solid var(--border-light);padding:24px;transition:all var(--transition-base);position:relative;overflow:hidden}.instance-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.instance-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.instance-card-title{font-size:16px;font-weight:700;color:var(--text-primary)}.instance-card-body{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}.instance-detail{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-secondary)}.instance-detail svg{width:16px;height:16px;color:var(--text-tertiary)}.instance-card-actions{display:flex;gap:8px}.qr-container{display:flex;flex-direction:column;align-items:center;gap:20px;padding:30px}.qr-image{width:260px;height:260px;border-radius:var(--radius-lg);overflow:hidden;background:#fff;padding:12px;box-shadow:var(--shadow-lg)}.qr-image img{width:100%;height:100%;object-fit:contain}.qr-instruction{text-align:center;color:var(--text-secondary);font-size:14px;line-height:1.6}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-secondary);background-image:radial-gradient(circle at 20% 30%,rgba(37,211,102,.08) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(18,140,126,.06) 0%,transparent 50%);padding:20px}.auth-container{width:100%;max-width:440px}.auth-card{background:var(--bg-primary);border-radius:var(--radius-xl);padding:40px;box-shadow:var(--shadow-xl);border:1px solid var(--border-light)}.auth-logo{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:32px}.auth-logo-icon{width:48px;height:48px;background:var(--primary-gradient);border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;font-weight:800;box-shadow:var(--shadow-glow)}.auth-logo-text{font-size:28px;font-weight:800;color:var(--text-primary);letter-spacing:-.5px}.auth-logo-text span{color:var(--primary)}.auth-title{font-size:22px;font-weight:700;text-align:center;margin-bottom:8px;color:var(--text-primary)}.auth-subtitle{text-align:center;color:var(--text-secondary);font-size:14px;margin-bottom:28px}.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-secondary)}.auth-footer a{color:var(--primary-dark);font-weight:600}.auth-error{background:var(--danger-bg);color:var(--danger);padding:10px 14px;border-radius:var(--radius-md);font-size:13px;margin-bottom:16px;display:flex;align-items:center;gap:8px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}.empty-state svg{width:64px;height:64px;color:var(--text-tertiary);margin-bottom:16px;opacity:.5}.empty-state h3{font-size:18px;font-weight:600;color:var(--text-primary);margin-bottom:8px}.empty-state p{font-size:14px;color:var(--text-secondary);max-width:400px}.spinner{width:32px;height:32px;border:3px solid var(--border-light);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}.spinner-sm{width:16px;height:16px;border-width:2px}.spinner-lg{width:48px;height:48px;border-width:4px}@keyframes spin{to{transform:rotate(360deg)}}.loading-center{display:flex;align-items:center;justify-content:center;padding:60px}.toggle{position:relative;display:inline-flex;width:44px;height:24px;cursor:pointer}.toggle 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