:root{--primary: #25D366;--primary-dark: #128C7E;--primary-light: #DCF8C6;--accent: #075E54;--bg: #f0f2f5;--bg-card: #ffffff;--bg-sidebar: #111b21;--text: #1a1a2e;--text-muted: #667781;--border: #e9edef;--danger: #ef4444;--warning: #f59e0b;--success: #22c55e;--info: #3b82f6;--sidebar-width: 240px;--header-height: 56px;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.12)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}input,select,textarea{font-family:inherit;font-size:13px}table{width:100%;border-collapse:collapse}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);color:#e9edef;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-brand{padding:16px 20px;font-size:18px;font-weight:700;color:var(--primary);border-bottom:1px solid rgba(255,255,255,.08);display:flex;align-items:center;gap:8px}.sidebar-nav{flex:1;overflow-y:auto;padding:8px 0}.sidebar-link{display:flex;align-items:center;gap:10px;padding:10px 20px;font-size:13px;color:#aebac1;transition:all .15s;border-left:3px solid transparent}.sidebar-link:hover{background:#ffffff0d;color:#e9edef}.sidebar-link.active{color:var(--primary);background:#25d36614;border-left-color:var(--primary);font-weight:500}.sidebar-footer{padding:12px 20px;border-top:1px solid rgba(255,255,255,.08);font-size:11px;color:#667781}.main-content{flex:1;margin-left:var(--sidebar-width);min-height:100vh;display:flex;flex-direction:column}.page-header{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:var(--bg-card);border-bottom:1px solid var(--border)}.page-header h2{font-size:20px;font-weight:600;margin-bottom:2px}.page-header p{font-size:13px;color:var(--text-muted)}.page-body{padding:24px;flex:1}.card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border)}.card-header{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.card-header h3{font-size:14px;font-weight:600;display:flex;align-items:center;gap:6px}.card-body{padding:16px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}.stat-card{background:var(--bg-card);border-radius:var(--radius);padding:16px 20px;box-shadow:var(--shadow);border:1px solid var(--border)}.stat-label{font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px;margin-bottom:4px}.stat-value{font-size:28px;font-weight:700;line-height:1.2}.stat-sub{font-size:11px;color:var(--text-muted);margin-top:2px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:13px;font-weight:500;transition:all .15s;white-space:nowrap;border:none;cursor:pointer}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-accent{background:var(--accent);color:#fff}.btn-accent:hover{background:#064e46}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text)}.btn-outline:hover{background:var(--bg)}.btn-sm{padding:4px 10px;font-size:12px}.btn-icon{width:32px;height:32px;padding:0;display:inline-flex;align-items:center;justify-content:center;border-radius:6px}.btn-group{display:flex;gap:4px}.btn:disabled{opacity:.5;cursor:not-allowed}.form-group{margin-bottom:14px}.form-group label{display:block;font-size:12px;font-weight:500;margin-bottom:4px;color:var(--text)}.form-control{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:#fff;color:var(--text);transition:border-color .15s}.form-control:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px #25d36626}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}.table-wrapper{overflow-x:auto}table thead th{padding:10px 14px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);border-bottom:2px solid var(--border);text-align:left;white-space:nowrap}table tbody td{padding:10px 14px;font-size:13px;border-bottom:1px solid var(--border);vertical-align:middle}table tbody tr:hover{background:#f8f9fa}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:500}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#dbeafe;color:#1e40af}.badge-gray{background:#f3f4f6;color:#6b7280}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px}.modal{background:var(--bg-card);border-radius:12px;width:100%;max-width:560px;max-height:90vh;display:flex;flex-direction:column;box-shadow:var(--shadow-lg)}.modal-lg{max-width:750px}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.modal-header h3{font-size:16px;font-weight:600}.modal-body{padding:20px;overflow-y:auto;flex:1}.modal-footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;gap:8px;justify-content:flex-end}.search-wrapper{position:relative;display:flex;align-items:center}.search-wrapper svg{position:absolute;left:12px;color:var(--text-muted);width:16px;height:16px;pointer-events:none}.search-input{width:100%;padding:8px 12px 8px 36px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:#fff}.search-input:focus{outline:none;border-color:var(--primary)}.filter-bar{display:flex;gap:8px;flex-wrap:wrap;padding:12px 16px;background:#f8f9fa;border-bottom:1px solid var(--border);border-radius:var(--radius) var(--radius) 0 0}.filter-bar select,.filter-bar input{padding:6px 10px;border:1px solid var(--border);border-radius:6px;font-size:12px;background:#fff;min-width:130px}.alert{padding:12px 16px;border-radius:6px;font-size:13px}.alert-info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}.alert-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.alert-warning{background:#fffbeb;color:#92400e;border:1px solid #fde68a}.alert-danger{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.chat-layout{display:grid;grid-template-columns:340px 1fr;height:calc(100vh - var(--header-height) - 60px);background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden}.chat-sidebar{border-right:1px solid var(--border);display:flex;flex-direction:column}.chat-sidebar-header{padding:12px;border-bottom:1px solid var(--border)}.chat-list{flex:1;overflow-y:auto}.chat-item{display:flex;align-items:center;gap:10px;padding:12px 14px;cursor:pointer;border-bottom:1px solid #f3f4f6;transition:background .1s}.chat-item:hover{background:#f8f9fa}.chat-item.active{background:#e8f5e9}.chat-avatar{width:40px;height:40px;border-radius:50%;background:var(--primary-light);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:14px;color:var(--accent);flex-shrink:0}.chat-info{flex:1;min-width:0}.chat-name{font-size:13px;font-weight:600}.chat-preview{font-size:12px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-meta{text-align:right;flex-shrink:0}.chat-time{font-size:11px;color:var(--text-muted)}.chat-unread{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;border-radius:9px;background:var(--primary);color:#fff;font-size:10px;font-weight:600;margin-top:4px}.chat-main{display:flex;flex-direction:column;height:100%}.chat-header-bar{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:#fff;box-shadow:0 1px 3px #0000000d;min-height:65px}.chat-header{padding:10px 16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:#f0f2f5}.messages-container{flex:1;overflow-y:auto;padding:20px 16px;background:#e5ddd5;background-image:url("data:image/svg+xml,%3Csvg width='80' height='80' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h80v80H0z' fill='none'/%3E%3Cpath d='M20 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1zm-40 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1zm-40 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1z' fill='%23d4ccb8' opacity='.3'/%3E%3C/svg%3E");display:flex;flex-direction:column;gap:8px}.chat-messages{flex:1;overflow-y:auto;padding:16px;background:#e5ddd5;background-image:url("data:image/svg+xml,%3Csvg width='80' height='80' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h80v80H0z' fill='none'/%3E%3Cpath d='M20 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1zm-40 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1zm-40 20h1v1h-1zm20 0h1v1h-1zm20 0h1v1h-1z' fill='%23d4ccb8' 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0;font-size:11px;color:var(--text-muted)}.chat-input-bar{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--border);background:#f0f2f5}.chat-input-bar input{flex:1;padding:10px 16px;border:1px solid #ddd;border-radius:24px;font-size:14px;background:#fff;transition:border-color .2s}.chat-input-bar input:focus{outline:none;border-color:var(--primary)}.chat-input-area{display:flex;align-items:center;gap:8px;padding:10px 16px;border-top:1px solid var(--border);background:#f0f2f5}.chat-input-area input{flex:1;padding:10px 14px;border:1px solid var(--border);border-radius:20px;font-size:13px;background:#fff}.chat-input-area input:focus{outline:none;border-color:var(--primary)}.chat-empty{display:flex;align-items:center;justify-content:center;flex:1;color:var(--text-muted);font-size:14px}.template-preview{display:flex;justify-content:center}.template-phone-frame{width:280px;background:#e5ddd5;border-radius:12px;padding:20px 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.card-body{padding:20px}.agent-header{display:flex;align-items:center;gap:12px}.agent-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:16px;flex-shrink:0}.agent-name{font-size:15px;font-weight:600}.agent-details{display:flex;flex-direction:column;gap:4px}.detail-row{display:flex;align-items:center;gap:6px}.agent-actions{display:flex;gap:6px}.webhook-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:16px}.webhook-url{display:flex;align-items:center;gap:8px;background:#f8f9fa;padding:8px 12px;border-radius:6px;border:1px solid var(--border)}.webhook-url code{flex:1;font-family:Fira Code,monospace;color:var(--accent)}.tabs{display:flex;border-bottom:2px solid var(--border)}.tab{padding:8px 20px;font-size:13px;font-weight:500;color:var(--text-muted);border-bottom:2px solid transparent;margin-bottom:-2px;transition:all .15s;cursor:pointer}.tab.active{color:var(--primary-dark);border-bottom-color:var(--primary)}.recipient-selector{max-height:300px;overflow-y:auto;border:1px solid var(--border);border-radius:6px}.recipient-item{display:flex;align-items:center;gap:10px;padding:8px 12px;border-bottom:1px solid #f3f4f6}.recipient-item .name{font-size:13px;font-weight:500}.recipient-item .phone{font-size:11px;color:var(--text-muted)}.variable-mapping{display:flex;flex-direction:column;gap:12px}.variable-row{display:grid;grid-template-columns:150px 140px 1fr;gap:8px;align-items:center}.var-name{font-size:13px;font-weight:500;font-family:monospace;background:#f3f4f6;padding:4px 8px;border-radius:4px}.pagination{display:flex;justify-content:center;align-items:center;gap:8px;padding:16px}.pagination button{min-width:32px;height:32px;border-radius:6px;border:1px solid var(--border);background:#fff;font-size:12px;display:inline-flex;align-items:center;justify-content:center}.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.status-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px}.status-card{padding:16px;border-radius:var(--radius);display:flex;align-items:center;gap:12px}.status-icon{width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center}.status-online .status-icon{background:#dcfce7;color:#16a34a}.status-offline .status-icon{background:#fee2e2;color:#dc2626}.status-card .status-info h4{font-size:14px;font-weight:600}.status-card .status-info p{font-size:12px;color:var(--text-muted)}.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}.mb-2{margin-bottom:8px}.mb-3{margin-bottom:12px}.mb-4{margin-bottom:16px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.text-center{text-align:center}.text-right{text-align:right}.text-xs{font-size:11px}.text-sm{font-size:13px}.text-muted{color:var(--text-muted)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-warning{color:var(--warning)}.loading{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--text-muted);font-size:14px}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a1a1a1}@media(max-width:768px){.sidebar{width:60px}.sidebar-link span,.sidebar-brand span{display:none}.main-content{margin-left:60px}.chat-layout{grid-template-columns:1fr}.chat-sidebar{display:none}.form-row,.form-row-3{grid-template-columns:1fr}.stats-grid{grid-template-columns:1fr 1fr}.filter-bar{flex-direction:column}.variable-row{grid-template-columns:1fr}}.loading{display:flex;align-items:center;justify-content:center;padding:2rem;font-size:1rem;color:var(--text-muted)}.error-boundary{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;color:var(--text);min-height:300px}.error-boundary-icon{font-size:3rem;margin-bottom:1rem}.error-boundary h2{color:var(--text);font-size:1.25rem;font-weight:600;margin-bottom:.5rem}.error-boundary-desc{color:var(--text-muted);font-size:.875rem;max-width:400px;line-height:1.5;margin-bottom:1.5rem}.error-boundary-actions{display:flex;gap:8px;margin-bottom:1.5rem}.error-boundary-actions .btn{padding:.5rem 1.25rem;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .15s}.error-boundary-actions .btn-primary{background:var(--primary);color:#fff}.error-boundary-actions .btn-primary:hover{background:var(--primary-dark)}.error-boundary-actions .btn-secondary{background:#fff;color:var(--text);border-color:var(--border)}.error-boundary-actions .btn-secondary:hover{background:#f8f9fa}.error-boundary-details{text-align:left;max-width:500px;width:100%}.error-boundary-details summary{font-size:.75rem;color:var(--text-muted);cursor:pointer;padding:4px 0}.error-boundary-details pre{background:#f8f9fa;padding:.75rem 1rem;border-radius:6px;overflow-x:auto;font-size:.75rem;color:var(--danger);margin-top:.5rem;border:1px solid var(--border);white-space:pre-wrap;word-break:break-word}.message-ai-tag{background:var(--primary);color:#fff;padding:3px 7px;border-radius:10px;font-size:10px;margin-left:6px;display:inline-flex;align-items:center;gap:3px;font-weight:500}.ai-confidence-badge{display:inline-flex;align-items:center;padding:2px 7px;border-radius:10px;font-size:10px;margin-left:4px;font-weight:600}.confidence-high{background:#dcfce7;color:#166534}.confidence-medium{background:#fef3c7;color:#92400e}.confidence-low{background:#fee2e2;color:#991b1b}.message-content{word-wrap:break-word;overflow-wrap:break-word;line-height:1.5;color:#111}.message-content strong{font-weight:700}.message-content em{font-style:italic}.message-content code{background:#0000001a;padding:2px 4px;border-radius:3px;font-family:Courier New,monospace;font-size:.9em}.message-content 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.btn{white-space:nowrap}.toast-container{position:fixed;top:16px;right:16px;z-index:10000;display:flex;flex-direction:column;gap:8px;max-width:420px;pointer-events:none}.toast{display:flex;align-items:flex-start;gap:10px;padding:12px 16px;border-radius:8px;font-size:13px;line-height:1.4;box-shadow:0 4px 12px #00000026;animation:toastSlideIn .25s ease-out;pointer-events:auto;cursor:pointer;transition:opacity .3s,transform .3s}.toast-exit{opacity:0;transform:translate(100%)}@keyframes toastSlideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.toast-success{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.toast-error{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.toast-warning{background:#fffbeb;color:#92400e;border:1px solid #fde68a}.toast-info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}.toast-icon{width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0}.toast-success .toast-icon{background:#dcfce7;color:#16a34a}.toast-error .toast-icon{background:#fee2e2;color:#dc2626}.toast-warning .toast-icon{background:#fef3c7;color:#d97706}.toast-info .toast-icon{background:#dbeafe;color:#2563eb}.toast-msg{flex:1;word-break:break-word}.toast-close{background:none;border:none;font-size:18px;line-height:1;cursor:pointer;opacity:.5;padding:0;flex-shrink:0}.toast-close:hover{opacity:1}