.icon{display:inline-block;vertical-align:middle;flex-shrink:0}.lucide-sm{width:16px;height:16px}h3 .icon,button .icon{position:relative;top:-1px}.conv-preview .icon{width:14px;height:14px;margin-right:2px}.message-sender .icon{color:var(--text-secondary)}.empty-icon .icon{color:var(--text-muted)}.toast .icon{flex-shrink:0}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary: #0a0e1a;--bg-secondary: #111827;--bg-card: rgba(17, 24, 39, .7);--bg-card-hover: rgba(31, 41, 55, .8);--bg-glass: rgba(255, 255, 255, .04);--bg-glass-hover: rgba(255, 255, 255, .08);--bg-input: rgba(255, 255, 255, .06);--accent: #8b5cf6;--accent-light: #a78bfa;--accent-dark: #7c3aed;--accent-glow: rgba(139, 92, 246, .3);--success: #10b981;--success-bg: rgba(16, 185, 129, .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);--text-primary: #f9fafb;--text-secondary: #9ca3af;--text-muted: #6b7280;--text-accent: var(--accent-light);--border: rgba(255, 255, 255, .08);--border-hover: rgba(255, 255, 255, .15);--sidebar-width: 260px;--topbar-height: 64px;--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 12px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .5);--shadow-glow: 0 0 30px var(--accent-glow);--transition-fast: .15s ease;--transition: .25s ease;--transition-slow: .4s ease;--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--radius-xl: 24px}html{font-size:14px;scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.hidden{display:none!important}.accent{color:var(--accent-light)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}.login-screen{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary);background-image:radial-gradient(ellipse at 20% 50%,rgba(139,92,246,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 20%,rgba(59,130,246,.06) 0%,transparent 50%),radial-gradient(ellipse at 50% 80%,rgba(16,185,129,.04) 0%,transparent 50%);animation:loginBgShift 15s ease-in-out infinite alternate}@keyframes loginBgShift{0%{background-position:0% 0%}to{background-position:100% 100%}}.login-card{background:var(--bg-card);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border:1px solid var(--border);border-radius:var(--radius-xl);padding:48px 40px;width:100%;max-width:420px;box-shadow:var(--shadow-lg),var(--shadow-glow);animation:cardFloat .6s ease-out}@keyframes cardFloat{0%{opacity:0;transform:translateY(20px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}.login-logo{text-align:center;margin-bottom:36px}.logo-icon{display:flex;align-items:center;justify-content:center;margin-bottom:12px;animation:birdBounce 2s ease-in-out infinite}.logo-icon .lucide-brand{width:48px;height:48px;color:var(--accent-light)}@keyframes birdBounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.login-logo h1{font-size:2rem;font-weight:800;letter-spacing:-.5px}.tagline{color:var(--text-secondary);font-size:.9rem;margin-top:4px;font-style:italic}.input-group{margin-bottom:20px}.input-group label{display:block;font-size:.85rem;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.input-group input,.input-group textarea,.input-group select{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:var(--font);font-size:.95rem;transition:border var(--transition),box-shadow var(--transition);outline:none}.input-group input:focus,.input-group textarea:focus,.input-group select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.input-group input::placeholder{color:var(--text-muted)}.error-text{color:var(--danger);font-size:.85rem;margin-top:12px;text-align:center;min-height:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 20px;font-family:var(--font);font-size:.9rem;font-weight:600;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);text-decoration:none;line-height:1}.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background:linear-gradient(135deg,var(--accent-light),var(--accent));box-shadow:var(--shadow-glow);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--bg-glass);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-glass-hover);border-color:var(--border-hover)}.btn-ghost{background:transparent;color:var(--text-secondary);padding:8px 12px}.btn-ghost:hover{color:var(--text-primary);background:var(--bg-glass)}.btn-sm{padding:6px 14px;font-size:.8rem}.btn-full{width:100%;padding:14px}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.dashboard{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform var(--transition-slow)}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 24px;border-bottom:1px solid var(--border)}.logo-icon-sm{display:flex;align-items:center}.logo-icon-sm .lucide-brand-sm{width:24px;height:24px;color:var(--accent-light)}.brand-text{font-size:1.3rem;font-weight:800;letter-spacing:-.3px}.sidebar-nav{flex:1;padding:16px 12px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-sm);color:var(--text-secondary);text-decoration:none;font-weight:500;transition:all var(--transition-fast);position:relative}.nav-item:hover{background:var(--bg-glass);color:var(--text-primary)}.nav-item.active{background:linear-gradient(135deg,#8b5cf626,#8b5cf60d);color:var(--accent-light)}.nav-item.active:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:24px;background:var(--accent);border-radius:0 4px 4px 0}.sidebar-footer{padding:16px 12px;border-top:1px solid var(--border)}.main-content{margin-left:var(--sidebar-width);flex:1;display:flex;flex-direction:column;min-height:100vh}.topbar{height:var(--topbar-height);display:flex;align-items:center;justify-content:space-between;padding:0 32px;border-bottom:1px solid var(--border);background:#0a0e1acc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0;z-index:50}.topbar h2{font-size:1.3rem;font-weight:700}.topbar-right{display:flex;align-items:center;gap:16px}.status-badge{display:flex;align-items:center;gap:8px;padding:6px 14px;background:var(--success-bg);border-radius:20px;font-size:.8rem;font-weight:500;color:var(--success)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--success);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.6;transform:scale(.85)}}.content-area{padding:32px;flex:1}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:all var(--transition);position:relative;overflow:hidden}.stat-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-light));opacity:0;transition:opacity var(--transition)}.stat-card:hover{border-color:var(--border-hover);transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-card:hover:before{opacity:1}.stat-card .stat-icon{margin-bottom:12px;color:var(--text-secondary)}.stat-card .stat-icon .icon{width:22px;height:22px}.stat-card.accent-green .stat-icon{color:var(--success)}.stat-card.accent-blue .stat-icon{color:var(--info)}.stat-card.accent-purple .stat-icon{color:var(--accent-light)}.stat-card.accent-yellow .stat-icon{color:var(--warning)}.stat-card.accent-cyan .stat-icon{color:#06b6d4}.stat-card.accent-emerald .stat-icon{color:#10b981}.stat-card .stat-value{font-size:2rem;font-weight:800;background:linear-gradient(135deg,var(--text-primary),var(--text-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-card .stat-label{font-size:.85rem;color:var(--text-secondary);margin-top:4px;font-weight:500}.stat-card.accent-green .stat-value{-webkit-text-fill-color:var(--success)}.stat-card.accent-purple .stat-value{-webkit-text-fill-color:var(--accent-light)}.stat-card.accent-blue .stat-value{-webkit-text-fill-color:var(--info)}.stat-card.accent-yellow .stat-value{-webkit-text-fill-color:var(--warning)}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-header h3{font-size:1.1rem;font-weight:700}.card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;padding:14px 20px;font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;background:#ffffff05;border-bottom:1px solid var(--border)}.data-table td{padding:14px 20px;font-size:.9rem;border-bottom:1px solid var(--border);vertical-align:middle}.data-table tbody tr{transition:background var(--transition-fast)}.data-table tbody tr:hover{background:var(--bg-glass)}.data-table tbody tr:last-child td{border-bottom:none}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:capitalize}.badge-new{background:var(--info-bg);color:var(--info)}.badge-active{background:var(--success-bg);color:var(--success)}.badge-needs_human{background:var(--warning-bg);color:var(--warning)}.badge-resolved{background:var(--bg-glass);color:var(--text-muted)}.badge-contacted{background:#8b5cf61a;color:var(--accent-light)}.badge-converted{background:var(--success-bg);color:var(--success)}.badge-lost{background:var(--danger-bg);color:var(--danger)}.badge-messenger{background:var(--info-bg);color:var(--info)}.badge-comment{background:#f59e0b1a;color:var(--warning)}.conversation-list{display:flex;flex-direction:column}.conversation-item{display:flex;align-items:center;gap:16px;padding:16px 20px;border-bottom:1px solid var(--border);cursor:pointer;transition:background var(--transition-fast)}.conversation-item:hover{background:var(--bg-glass)}.conversation-item:last-child{border-bottom:none}.conv-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent-dark));display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.05rem;color:#fff;flex-shrink:0}.conv-info{flex:1;min-width:0}.conv-name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-preview{color:var(--text-secondary);font-size:.82rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.conv-meta{display:flex;flex-direction:column;align-items:flex-end;gap:6px;flex-shrink:0}.conv-time{font-size:.75rem;color:var(--text-muted)}.chat-container{display:flex;flex-direction:column;height:calc(100vh - var(--topbar-height) - 64px)}.chat-header{display:flex;align-items:center;gap:16px;padding:16px 24px;border-bottom:1px solid var(--border)}.chat-header-info h3{font-weight:600;font-size:1rem}.chat-header-info p{color:var(--text-secondary);font-size:.8rem}.chat-messages{flex:1;overflow-y:auto;padding:24px;display:flex;flex-direction:column;gap:12px}.message{max-width:70%;padding:12px 16px;border-radius:var(--radius);font-size:.9rem;line-height:1.5;animation:messageIn .3s ease-out}@keyframes messageIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.message.customer{align-self:flex-start;background:var(--bg-glass);border:1px solid var(--border)}.message.bot{align-self:flex-end;background:linear-gradient(135deg,var(--accent-dark),var(--accent));color:#fff}.settings-grid{display:grid;gap:24px;max-width:800px}.settings-section{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius);padding:28px}.settings-section h3{font-size:1.05rem;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:10px}.settings-section .input-group{margin-bottom:16px}.settings-section .input-group:last-child{margin-bottom:0}.input-group textarea{min-height:80px;resize:vertical}.input-group select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239ca3af' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.faq-list{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.faq-item{background:var(--bg-glass);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;position:relative}.faq-item .remove-faq{position:absolute;top:8px;right:8px;background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:1.1rem;padding:4px;line-height:1;transition:color var(--transition-fast)}.faq-item .remove-faq:hover{color:var(--danger)}.faq-item input,.faq-item textarea{width:100%;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-primary);font-family:var(--font);font-size:.85rem;margin-top:6px;outline:none;transition:border var(--transition)}.faq-item input:focus,.faq-item textarea:focus{border-color:var(--accent)}.faq-item textarea{min-height:50px;resize:vertical}.wizard-container{max-width:700px;margin:0 auto}.wizard-progress{display:flex;align-items:center;justify-content:center;margin-bottom:36px;gap:0}.wizard-step-indicator{display:flex;flex-direction:column;align-items:center;gap:8px;position:relative}.step-circle{width:40px;height:40px;border-radius:50%;background:var(--bg-glass);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem;color:var(--text-muted);transition:all var(--transition)}.wizard-step-indicator.active .step-circle{background:linear-gradient(135deg,var(--accent),var(--accent-dark));border-color:var(--accent);color:#fff;box-shadow:0 0 20px var(--accent-glow)}.wizard-step-indicator.done .step-circle{background:var(--success);border-color:var(--success);color:#fff}.step-label{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.wizard-step-indicator.active .step-label{color:var(--accent-light)}.wizard-step-indicator.done .step-label{color:var(--success)}.step-line{width:60px;height:2px;background:var(--border);margin:0 8px 24px}.wizard-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;animation:cardFloat .4s ease-out}.wizard-card h3{font-size:1.15rem;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:10px}.wizard-hint{color:var(--text-secondary);font-size:.88rem;margin-bottom:24px}.wizard-footer{display:flex;justify-content:space-between;margin-top:24px}.rules-section h4{font-size:.95rem;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:8px}.preset-rules{display:flex;flex-direction:column;gap:8px}.rule-checkbox{display:flex;align-items:flex-start;gap:10px;padding:10px 14px;background:var(--bg-glass);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);font-size:.88rem;color:var(--text-secondary)}.rule-checkbox:hover{border-color:var(--border-hover);background:var(--bg-glass-hover)}.rule-checkbox input[type=checkbox]{margin-top:2px;accent-color:var(--accent);flex-shrink:0}.rule-checkbox input[type=checkbox]:checked+span{color:var(--text-primary)}.review-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.review-item{background:var(--bg-glass);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px}.review-label{font-size:.8rem;color:var(--text-muted);font-weight:600;margin-bottom:6px;display:flex;align-items:center;gap:6px}.review-value{font-size:1rem;font-weight:600;color:var(--text-primary)}.setup-banner{background:linear-gradient(135deg,#8b5cf626,#3b82f61a);border:1px solid rgba(139,92,246,.3);border-radius:var(--radius);padding:24px 28px;display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;animation:cardFloat .5s ease-out}.setup-banner-text h3{font-size:1.1rem;font-weight:700;margin-bottom:4px}.setup-banner-text p{color:var(--text-secondary);font-size:.88rem}.filter-bar{display:flex;gap:8px;margin-bottom:20px;flex-wrap:wrap}.filter-btn{padding:8px 16px;border:1px solid var(--border);border-radius:20px;background:transparent;color:var(--text-secondary);font-family:var(--font);font-size:.82rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.filter-btn:hover{border-color:var(--border-hover);color:var(--text-primary)}.filter-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center}.empty-state .empty-icon{font-size:4rem;margin-bottom:16px;opacity:.5}.empty-state h3{font-size:1.2rem;font-weight:600;margin-bottom:8px}.empty-state p{color:var(--text-secondary);font-size:.9rem;max-width:400px}.chart-container{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:var(--radius);padding:24px}.chart-container h3{font-size:1rem;font-weight:700;margin-bottom:20px}.bar-chart{display:flex;align-items:flex-end;gap:16px;height:160px;padding:0 8px}.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:flex-end}.bar{width:100%;max-width:48px;background:linear-gradient(180deg,var(--accent),var(--accent-dark));border-radius:6px 6px 0 0;min-height:4px;transition:height var(--transition-slow);position:relative}.bar:hover{background:linear-gradient(180deg,var(--accent-light),var(--accent))}.bar-label{font-size:.7rem;color:var(--text-muted);font-weight:500}.bar-value{font-size:.75rem;color:var(--text-secondary);font-weight:600}.toast-container{position:fixed;bottom:24px;right:24px;z-index:1000;display:flex;flex-direction:column;gap:8px}.toast{padding:14px 20px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);font-size:.88rem;animation:toastIn .3s ease-out;display:flex;align-items:center;gap:10px}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--danger)}.toast.info{border-left:3px solid var(--info)}@keyframes toastIn{0%{opacity:0;transform:translate(100px)}to{opacity:1;transform:translate(0)}}@media(max-width:768px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.content-area{padding:20px 16px}.stats-grid{grid-template-columns:1fr 1fr;gap:12px}.stat-card{padding:16px}.stat-card .stat-value{font-size:1.5rem}.login-card{margin:16px;padding:32px 24px}.message{max-width:85%}.overview-grid{grid-template-columns:1fr}}.status-badge.status-connected{background:var(--success-bg);color:var(--success)}.status-badge.status-idle{background:var(--warning-bg);color:var(--warning)}.status-badge.status-disconnected{background:var(--danger-bg);color:var(--danger)}.status-dot.idle{background:var(--warning)}.status-dot.disconnected{background:var(--danger);animation:none}.stat-card.accent-cyan .stat-value{-webkit-text-fill-color:#06b6d4}.stat-card.accent-emerald .stat-value{-webkit-text-fill-color:#10b981}.overview-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:24px;margin-bottom:24px}.area-chart{position:relative}.area-chart-svg{width:100%;height:auto;max-height:140px}.chart-labels{display:flex;justify-content:space-between;margin-top:12px;padding:0 4px}.chart-label-item{display:flex;flex-direction:column;align-items:center;gap:2px}.chart-label-value{font-size:.75rem;font-weight:600;color:var(--text-secondary)}.chart-label-day{font-size:.7rem;color:var(--text-muted)}.donut-container{display:flex;align-items:center;justify-content:center}.donut-chart{display:flex;flex-direction:column;align-items:center;gap:16px}.donut-svg{width:140px;height:140px}.animate-donut{animation:donutDraw 1s ease-out}@keyframes donutDraw{0%{stroke-dasharray:0 500}}.donut-legend{display:flex;flex-direction:column;gap:8px}.legend-item{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--text-secondary)}.legend-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}.conv-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}.conv-toolbar .filter-bar{margin-bottom:0}.search-bar{display:flex;align-items:center;gap:10px;background:var(--bg-input);border:1px solid var(--border);border-radius:20px;padding:6px 16px;min-width:240px;transition:border-color var(--transition)}.search-bar:focus-within{border-color:var(--accent)}.search-bar svg{color:var(--text-muted);flex-shrink:0}.search-bar input{background:none;border:none;outline:none;color:var(--text-primary);font-family:var(--font);font-size:.85rem;width:100%}.search-bar input::placeholder{color:var(--text-muted)}.chat-input-bar{display:flex;align-items:center;gap:12px;padding:16px 24px;border-top:1px solid var(--border);background:var(--bg-secondary)}.chat-input-bar input{flex:1;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:24px;color:var(--text-primary);font-family:var(--font);font-size:.9rem;outline:none;transition:border-color var(--transition)}.chat-input-bar input:focus{border-color:var(--accent)}.chat-input-bar input::placeholder{color:var(--text-muted)}.chat-input-bar .btn{border-radius:50%;width:42px;height:42px;padding:0;flex-shrink:0}.message{display:flex;gap:10px;max-width:70%;animation:messageIn .3s ease-out}.message-sender{flex-shrink:0;font-size:1.1rem;line-height:1;padding-top:4px}.message-bubble{padding:12px 16px;border-radius:var(--radius);font-size:.9rem;line-height:1.5}.message.customer{align-self:flex-start}.message.customer .message-bubble{background:var(--bg-glass);border:1px solid var(--border)}.message.bot{align-self:flex-end;flex-direction:row-reverse}.message.bot .message-bubble{background:linear-gradient(135deg,var(--accent-dark),var(--accent));color:#fff}.message.human{align-self:flex-end;flex-direction:row-reverse}.message.human .message-bubble{background:linear-gradient(135deg,#059669,#10b981);color:#fff}.message.human .message-time{color:#fff9}.message-time{font-size:.7rem;color:var(--text-muted);margin-top:6px}.message.bot .message-time{color:#fff9}[data-theme=light]{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-card-hover: #f1f5f9;--bg-glass: rgba(0, 0, 0, .03);--bg-glass-hover: rgba(0, 0, 0, .06);--bg-input: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--border-hover: #cbd5e1;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}[data-theme=light] .card,[data-theme=light] .stat-card{box-shadow:var(--shadow-sm)}.sidebar.collapsed{width:80px}.sidebar.collapsed .brand-text,.sidebar.collapsed .nav-item span,.sidebar.collapsed #logout-btn span{display:none}.sidebar.collapsed .sidebar-brand{justify-content:center;padding:20px 0}.sidebar.collapsed .nav-item{justify-content:center;padding:12px 0}.sidebar.collapsed .sidebar-footer{display:flex;justify-content:center}#sidebar-toggle{margin-right:16px}.topbar-left{display:flex;align-items:center}.topbar-toggle{font-size:1.1rem;font-weight:600;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center}.sidebar.collapsed~.main-content{margin-left:80px}.bar-chart{display:flex;align-items:flex-end;gap:4px;height:200px;padding-top:20px;border-bottom:1px solid var(--border)}.bar-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:8px}.bar{width:100%;max-width:24px;background:var(--accent);border-radius:4px 4px 0 0;min-height:2px;transition:height .3s ease,background .2s ease}.bar-col:hover .bar{background:var(--accent-light)}.bar-label{font-size:.65rem;color:var(--text-muted)}.bar-value{font-size:.7rem;color:var(--text-primary);opacity:0;transition:opacity .2s;height:14px}.bar-col:hover .bar-value{opacity:1}.top-customers-list{display:flex;flex-direction:column;gap:8px}.top-customer-item{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:var(--bg-glass);border-radius:var(--radius-sm);transition:background var(--transition-fast)}.top-customer-item:hover{background:var(--bg-glass-hover)}.rank{font-weight:700;color:var(--accent-light);width:30px}.cust-name{flex:1;font-weight:500}.cust-count{font-size:.85rem;color:var(--text-secondary);background:var(--bg-input);padding:2px 8px;border-radius:12px}.response-time-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:16px}.rt-card{background:var(--bg-glass);padding:16px;border-radius:var(--radius-sm);border:1px solid var(--border);text-align:center}.rt-day{font-size:.85rem;color:var(--text-secondary);margin-bottom:8px}.rt-avg{font-size:1.2rem;font-weight:700;color:var(--info);margin-bottom:4px}.rt-range{font-size:.75rem;color:var(--text-muted)}.badge-info{background:var(--info-bg);color:var(--info)}.badge-warning{background:var(--warning-bg);color:var(--warning)}.badge-error{background:var(--danger-bg);color:var(--danger)}.badge-critical{background:var(--danger);color:#fff;border:1px solid rgba(255,255,255,.2)}.ui-mode-toggle{display:flex;gap:8px}.stats-grid.six-cols{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}