*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#fff;--bg-secondary:#f9fafb;--bg-tertiary:#f3f4f6;--bg-hover:#f9fafb;--bg-active:#eff6ff;--bg-active-border:#bfdbfe;--bg-input:#fff;--text-primary:#111827;--text-secondary:#374151;--text-tertiary:#6b7280;--text-muted:#9ca3af;--border:#e5e7eb;--border-input:#d1d5db;--border-separator:#d1d5db;--accent:#4f46e5;--accent-hover:#4338ca;--accent-light:#e0e7ff;--accent-disabled:#c7d2fe;--bubble-customer-bg:#fff;--bubble-customer-border:#e5e7eb;--bubble-customer-text:#111827;--bubble-agent-bg:#4f46e5;--bubble-agent-text:#fff;--avatar-customer-bg:#f3f4f6;--avatar-customer-color:#6b7280;--avatar-agent-bg:#e0e7ff;--avatar-agent-color:#4f46e5;--badge-open-bg:#fef3c7;--badge-open-color:#92400e;--badge-resolved-bg:#d1fae5;--badge-resolved-color:#065f46;--filter-bg:#f3f4f6;--filter-active-bg:#fff;--filter-active-shadow:0 1px 2px #0000000f;--error-bg:#fef2f2;--error-color:#991b1b;--scrollbar-thumb:#d1d5db;--scrollbar-thumb-hover:#9ca3af}[data-theme=dark]{--bg-primary:#1a1b23;--bg-secondary:#13141a;--bg-tertiary:#23242e;--bg-hover:#23242e;--bg-active:#1e2433;--bg-active-border:#2d3a52;--bg-input:#23242e;--text-primary:#f3f4f6;--text-secondary:#d1d5db;--text-tertiary:#9ca3af;--text-muted:#6b7280;--border:#2e303a;--border-input:#3f4150;--border-separator:#3f4150;--accent:#818cf8;--accent-hover:#6366f1;--accent-light:#272845;--accent-disabled:#3730a3;--bubble-customer-bg:#23242e;--bubble-customer-border:#2e303a;--bubble-customer-text:#f3f4f6;--bubble-agent-bg:#4f46e5;--bubble-agent-text:#fff;--avatar-customer-bg:#23242e;--avatar-customer-color:#9ca3af;--avatar-agent-bg:#272845;--avatar-agent-color:#818cf8;--badge-open-bg:#422006;--badge-open-color:#fbbf24;--badge-resolved-bg:#064e3b;--badge-resolved-color:#6ee7b7;--filter-bg:#23242e;--filter-active-bg:#2e303a;--filter-active-shadow:0 1px 2px #0000004d;--error-bg:#2d1215;--error-color:#fca5a5;--scrollbar-thumb:#3f4150;--scrollbar-thumb-hover:#565869}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg-secondary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;transition:background .2s,color .2s}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--scrollbar-thumb-hover)}.sidebar{background:var(--bg-primary);border-right:1px solid var(--border);flex-direction:column;width:340px;min-width:340px;height:100%;display:flex}.sidebar-header{border-bottom:1px solid var(--border);padding:20px 16px 12px}.sidebar-header h2{color:var(--text-primary);align-items:center;gap:8px;margin:0 0 12px;font-size:16px;font-weight:600;display:flex}.filter-tabs{background:var(--filter-bg);border-radius:8px;gap:4px;padding:3px;display:flex}.filter-tab{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;padding:6px 10px;font-size:13px;font-weight:500;transition:all .15s}.filter-tab.active{background:var(--filter-active-bg);color:var(--text-primary);box-shadow:var(--filter-active-shadow)}.conversation-list{flex:1;margin:0;padding:8px;list-style:none;overflow-y:auto}.conversation-item{cursor:pointer;border:1px solid #0000;border-radius:10px;margin-bottom:4px;padding:12px;transition:background 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8px;font-size:11px;font-weight:500;display:flex}.status-badge.open{background:var(--badge-open-bg);color:var(--badge-open-color)}.status-badge.resolved{background:var(--badge-resolved-bg);color:var(--badge-resolved-color)}.conversation-subject{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:6px;font-size:13px;font-weight:500;overflow:hidden}.conversation-preview{justify-content:space-between;align-items:center;gap:8px;display:flex}.preview-text{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:12px;overflow:hidden}.preview-time{color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:11px}.preview-time-relative{opacity:.7}.sidebar-footer{border-top:1px solid var(--border);flex-direction:column;gap:4px;padding:10px 12px;display:flex}.sidebar-footer-btn{width:100%;color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:8px;align-items:center;gap:10px;padding:8px 12px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.sidebar-footer-btn:hover{background:var(--bg-tertiary)}.sidebar-footer-btn.active{background:var(--accent-light);color:var(--accent)}.sidebar-user{border-top:1px solid var(--border);align-items:center;gap:6px;margin-top:8px;padding:8px 12px;display:flex}.sidebar-user-info{color:var(--text-secondary);flex:1;align-items:center;gap:8px;font-size:12px;display:flex;overflow:hidden}.sidebar-user-info span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.sidebar-user-logout{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:4px;align-items:center;padding:4px;display:flex}.sidebar-user-logout:hover{background:var(--bg-tertiary);color:#dc2626}.sidebar-header h2{align-items:center;gap:8px;display:flex}.sync-btn{border:1px solid var(--border);cursor:pointer;color:var(--text-secondary);background:0 0;border-radius:4px;align-items:center;margin-left:auto;padding:4px;display:flex}.sync-btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.sync-btn:disabled{opacity:.5;cursor:not-allowed}.sync-message{color:var(--accent);background:var(--bg-tertiary);border-radius:4px;margin:6px 0 4px;padding:4px 8px;font-size:11px}.conversation-empty{text-align:center;color:var(--text-secondary);flex-direction:column;align-items:center;gap:8px;padding:24px 16px;font-size:13px;display:flex}.ticket-category{background:var(--bg-tertiary);color:var(--text-secondary);text-transform:capitalize;border-radius:4px;margin-top:6px;padding:2px 6px;font-size:10px;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}.chat-panel{background:var(--bg-secondary);flex-direction:column;flex:1;height:100%;display:flex}.chat-header{background:var(--bg-primary);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.chat-header-info{align-items:center;gap:12px;display:flex}.chat-header-avatar{background:var(--avatar-agent-bg);width:40px;height:40px;color:var(--avatar-agent-color);border-radius:50%;justify-content:center;align-items:center;display:flex}.chat-header-name{color:var(--text-primary);margin:0 0 2px;font-size:15px;font-weight:600}.chat-header-meta{color:var(--text-tertiary);align-items:center;gap:6px;font-size:12px;display:flex}.meta-separator{color:var(--border-separator)}.chat-header-actions{gap:8px;display:flex}.btn{cursor:pointer;border:none;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.btn-resolve{background:var(--badge-resolved-bg);color:var(--badge-resolved-color)}.btn-resolve:hover{filter:brightness(1.1)}.btn-reopen{background:var(--badge-open-bg);color:var(--badge-open-color)}.btn-reopen:hover{filter:brightness(1.1)}.btn-send{background:var(--accent);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;width:42px;height:42px;padding:0}.btn-send:hover:not(:disabled){background:var(--accent-hover)}.btn-send:disabled{background:var(--accent-disabled);cursor:not-allowed}.message-list{flex-direction:column;flex:1;gap:16px;padding:24px;display:flex;overflow-y:auto}.message-list-empty{color:var(--text-muted);flex:1;justify-content:center;align-items:center;font-size:14px;display:flex}.message{gap:10px;max-width:70%;display:flex}.message-customer{align-self:flex-start}.message-agent{flex-direction:row-reverse;align-self:flex-end}.message-avatar{border-radius:50%;justify-content:center;align-items:center;width:32px;min-width:32px;height:32px;margin-top:2px;display:flex}.message-customer .message-avatar{background:var(--avatar-customer-bg);color:var(--avatar-customer-color)}.message-agent .message-avatar{background:var(--avatar-agent-bg);color:var(--avatar-agent-color)}.message-content{flex-direction:column;display:flex}.message-agent .message-content{align-items:flex-end}.message-bubble{border-radius:14px;padding:10px 14px;font-size:14px;line-height:1.5}.message-bubble p{margin:0}.message-customer .message-bubble{background:var(--bubble-customer-bg);color:var(--bubble-customer-text);border:1px solid var(--bubble-customer-border);border-bottom-left-radius:4px}.message-agent .message-bubble{background:var(--bubble-agent-bg);color:var(--bubble-agent-text);border-bottom-right-radius:4px}.message-time{color:var(--text-muted);margin-top:4px;padding:0 4px;font-size:11px}.message-relative{opacity:.7}.message-input-form{background:var(--bg-primary);border-top:1px solid var(--border);flex-direction:column;gap:8px;padding:12px 24px 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.15s}.message-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51a}.message-input:disabled{background:var(--bg-secondary);cursor:not-allowed}.message-input-error{background:var(--error-bg);color:var(--error-color);border-radius:6px;align-items:center;gap:6px;padding:6px 10px;font-size:12px;display:flex}.message-input-hint{color:var(--text-muted);padding:0 2px;font-size:11px}.message-input-hint kbd{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:3px;padding:1px 5px;font-family:inherit;font-size:10px;display:inline-block}.ai-classification-card{background:var(--bg-secondary);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:6px;margin-bottom:12px;padding:12px 16px;font-size:13px}.ai-classification-header{color:var(--accent);align-items:center;gap:8px;margin-bottom:8px;display:flex}.ai-confidence{color:var(--text-secondary);margin-left:auto;font-size:11px;font-weight:400}.ai-classification-row{align-items:center;gap:8px;margin-bottom:6px;display:flex}.ai-label{color:var(--text-secondary)}.ai-category{background:var(--bg-tertiary);text-transform:capitalize;border-radius:4px;padding:2px 8px;font-size:12px;font-weight:600}.ai-cat-stornierung{color:#991b1b;background:#fee2e2}.ai-cat-lieferstatus{color:#1e40af;background:#dbeafe}.ai-cat-rueckgabe{color:#92400e;background:#fef3c7}.ai-cat-gutschein{color:#065f46;background:#d1fae5}.ai-cat-faq{color:#3730a3;background:#e0e7ff}.ai-cat-komplex{color:#6b21a8;background:#f3e8ff}.ai-classification-summary{color:var(--text-primary);margin-top:8px;font-style:italic}.ai-action{color:var(--text-secondary);margin-top:8px;font-size:12px}.message-internal .message-bubble{border:1px dashed #f59e0b;color:#78350f!important;background:#fef3c7!important}.message-internal .message-avatar{color:#92400e;background:#fef3c7}.message-sender{color:var(--text-secondary);margin-bottom:4px;font-size:11px;font-weight:500}.kb-panel{background:var(--bg-secondary);flex-direction:column;flex:1;height:100%;display:flex}.kb-header{background:var(--bg-primary);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.kb-header-info{color:var(--accent);align-items:center;gap:12px;display:flex}.kb-header-info h2{color:var(--text-primary);margin:0 0 2px;font-size:15px;font-weight:600}.kb-header-info p{color:var(--text-tertiary);margin:0;font-size:12px}.kb-count{color:var(--text-tertiary);background:var(--bg-tertiary);border-radius:12px;padding:4px 12px;font-size:13px;font-weight:500}.kb-add-section{background:var(--bg-primary);border-bottom:1px solid var(--border);padding:16px 24px}.kb-mode-tabs{background:var(--filter-bg);border-radius:8px;gap:4px;margin-bottom:12px;padding:3px;display:flex}.kb-mode-tab{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:6px;flex:1;justify-content:center;align-items:center;gap:6px;padding:7px 12px;font-size:13px;font-weight:500;transition:all .15s;display:flex}.kb-mode-tab.active{background:var(--filter-active-bg);color:var(--text-primary);box-shadow:var(--filter-active-shadow)}.kb-form{gap:10px;display:flex}.kb-form-manual{flex-direction:column}.kb-input{border:1px solid var(--border-input);background:var(--bg-input);color:var(--text-primary);border-radius:10px;outline:none;flex:1;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .15s}.kb-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51a}.kb-textarea{border:1px solid var(--border-input);background:var(--bg-input);width:100%;color:var(--text-primary);resize:vertical;border-radius:10px;outline:none;min-height:100px;padding:10px 14px;font-family:inherit;font-size:14px;transition:border-color .15s}.kb-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #4f46e51a}.btn-add{background:var(--accent);color:#fff;white-space:nowrap;align-self:flex-end;padding:10px 18px}.btn-add:hover:not(:disabled){background:var(--accent-hover)}.btn-add:disabled{background:var(--accent-disabled);cursor:not-allowed}.kb-error{background:var(--error-bg);color:var(--error-color);border-radius:8px;align-items:center;gap:8px;margin-top:10px;padding:8px 12px;font-size:13px;display:flex}.kb-source-list{flex-direction:column;flex:1;gap:10px;padding:16px 24px;display:flex;overflow-y:auto}.kb-empty{color:var(--text-muted);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;display:flex}.kb-empty p{max-width:300px;margin:0;font-size:13px}.source-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:10px;overflow:hidden}.source-card-header{align-items:center;gap:10px;padding:12px 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.15s;display:flex}.btn-icon:hover{background:var(--border);color:var(--text-primary)}.btn-icon-danger:hover{background:var(--error-bg);color:#dc2626}.source-card-summary{padding:0 14px 8px}.source-card-summary p{color:var(--text-secondary);margin:0;font-size:13px;line-height:1.6}.source-card-stats{flex-wrap:wrap;gap:6px;padding:0 14px 10px;display:flex}.stat-chip{background:var(--accent-light);color:var(--accent);border-radius:12px;align-items:center;gap:4px;padding:3px 10px;font-size:12px;font-weight:500;display:inline-flex}.source-card-ai-badge{color:var(--accent);font-size:11px;font-weight:600}.source-card-toggle{border:none;border-top:1px solid var(--border);background:var(--bg-tertiary);width:100%;color:var(--accent);cursor:pointer;align-items:center;gap:4px;padding:8px 14px;font-size:12px;font-weight:500;transition:background .15s;display:flex}.source-card-toggle:hover{background:var(--bg-hover)}.source-card-details{border-top:1px solid var(--border);background:var(--bg-secondary);overscroll-behavior:contain;flex-direction:column;gap:16px;max-height:60vh;padding:14px;display:flex;overflow-y:auto}.detail-section h4{color:var(--text-primary);align-items:center;gap:6px;margin:0 0 8px;font-size:13px;font-weight:600;display:flex}.faq-item{background:var(--bg-primary);border:1px solid var(--border);border-radius:8px;margin-bottom:6px;padding:8px 12px}.faq-question{color:var(--text-primary);margin-bottom:4px;font-size:13px;font-weight:600}.faq-answer{color:var(--text-secondary);font-size:13px;line-height:1.5}.policy-item{background:var(--bg-primary);border:1px solid var(--border);border-radius:8px;margin-bottom:6px;padding:8px 12px}.policy-item strong{color:var(--text-primary);margin-bottom:4px;font-size:13px;display:block}.policy-item p{color:var(--text-secondary);margin:0;font-size:13px;line-height:1.5}.detail-section ul{margin:0;padding:0;list-style:none}.detail-section li{color:var(--text-secondary);padding:4px 0 4px 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#4f46e51a}.settings-label{color:var(--accent);align-items:center;gap:12px;display:flex}.settings-label-title{color:var(--text-primary);font-size:14px;font-weight:600}.settings-label-sub{color:var(--text-secondary);margin-top:2px;font-size:12px}.settings-field{flex-direction:column;gap:6px;min-width:140px;display:flex;position:relative}.settings-field label{color:var(--text-secondary);font-size:12px;font-weight:500}.settings-field input{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);box-sizing:border-box;border-radius:6px;width:100%;padding:8px 44px 8px 12px;font-size:14px}.settings-field input:focus{border-color:var(--accent);outline:none}.settings-suffix{color:var(--text-secondary);pointer-events:none;font-size:12px;position:absolute;bottom:8px;right:10px}.settings-days{flex-wrap:wrap;gap:6px;display:flex}.day-btn{background:var(--bg-secondary);border:1px solid var(--border);min-width:42px;height:36px;color:var(--text-secondary);cursor:pointer;border-radius:6px;padding:0 10px;font-size:13px;font-weight:500;transition:all .15s}.day-btn:hover{border-color:var(--accent)}.day-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.switch{flex-shrink:0;width:44px;height:24px;display:inline-block;position:relative}.switch input{opacity:0;width:0;height:0}.slider{cursor:pointer;background:var(--border);border-radius:12px;transition:all .2s;position:absolute;inset:0}.slider:before{content:"";background:#fff;border-radius:50%;width:18px;height:18px;transition:all .2s;position:absolute;top:3px;left:3px}.switch input:checked+.slider{background:var(--accent)}.switch input:checked+.slider:before{transform:translate(20px)}.settings-footer{justify-content:flex-end;align-items:center;gap:12px;margin-top:8px;display:flex}.settings-saved{color:#16a34a;align-items:center;gap:4px;font-size:13px;font-weight:500;display:flex}.btn-save{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;align-items:center;gap:6px;padding:8px 16px;font-size:14px;font-weight:500;transition:opacity .15s;display:flex}.btn-save:hover:not(:disabled){opacity:.9}.btn-save:disabled{opacity:.5;cursor:not-allowed}.settings-error{color:#dc2626;background:#dc26261a;border-radius:6px;align-items:center;gap:6px;padding:10px 12px;font-size:13px;display:flex}.webhook-url-row{background:var(--bg-secondary);border:1px solid var(--border);border-radius:6px;align-items:center;gap:8px;padding:8px 12px;display:flex}.webhook-url{color:var(--text-primary);white-space:nowrap;flex:1;font-family:monospace;font-size:12px;overflow:auto}.icon-btn{border:1px solid var(--border);cursor:pointer;color:var(--text-secondary);background:0 0;border-radius:4px;align-items:center;padding:6px;display:flex}.icon-btn:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.icon-btn:disabled{opacity:.5;cursor:not-allowed}.auth-screen{background:var(--bg-secondary);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{background:var(--bg-primary);border:1px solid var(--border);border-radius:12px;flex-direction:column;gap:16px;width:100%;max-width:380px;padding:32px;display:flex;box-shadow:0 10px 30px #00000014}.auth-logo{color:var(--accent);align-items:center;gap:10px;margin-bottom:4px;display:flex}.auth-logo h1{color:var(--text-primary);margin:0;font-size:18px;font-weight:600}.auth-subtitle{color:var(--text-secondary);margin:0 0 8px;font-size:13px}.auth-field{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-secondary);border-radius:6px;align-items:center;gap:10px;padding:0 12px;display:flex}.auth-field:focus-within{border-color:var(--accent)}.auth-field input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:10px 0;font-size:14px}.auth-error{color:#dc2626;background:#dc26261a;border-radius:6px;align-items:center;gap:6px;padding:10px 12px;font-size:13px;display:flex}.auth-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;justify-content:center;align-items:center;gap:6px;padding:10px 16px;font-size:14px;font-weight:500;display:flex}.auth-btn:disabled{opacity:.6;cursor:not-allowed}.auth-hint{text-align:center;color:var(--text-secondary);margin:4px 0 0;font-size:12px}.spin{animation:1s linear infinite spin}.app{width:100vw;height:100vh;display:flex;overflow:hidden}.app-loading{height:100vh;color:var(--accent);justify-content:center;align-items:center;display:flex}