@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";
:root{--primary:#0d9488;--primary-light:#14b8a6;--primary-dark:#0f766e;--primary-50:#f0fdfa;--primary-100:#ccfbf1;--accent:#f59e0b;--danger:#ef4444;--danger-light:#fee2e2;--success:#22c55e;--success-light:#dcfce7;--info:#3b82f6;--info-light:#dbeafe;--sidebar-bg:#0f172a;--sidebar-hover:#1e293b;--sidebar-active:#0d9488;--card-bg:#fff;--page-bg:#f1f5f9;--text-primary:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--border:#e2e8f0;--border-light:#f1f5f9;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000a;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-full:9999px;--transition:.2s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{background:var(--page-bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;line-height:1.6}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-secondary)}.sidebar{background:var(--sidebar-bg);z-index:50;width:260px;transition:transform var(--transition);flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0}.sidebar-brand{border-bottom:1px solid #ffffff14;align-items:center;gap:12px;padding:24px 20px;display:flex}.sidebar-brand-icon{background:linear-gradient(135deg, var(--primary), var(--primary-light));border-radius:var(--radius-md);color:#fff;justify-content:center;align-items:center;width:40px;height:40px;font-size:20px;display:flex}.sidebar-brand h1{color:#fff;letter-spacing:-.3px;font-size:18px;font-weight:700}.sidebar-brand span{color:var(--text-muted);font-size:11px;font-weight:400}.sidebar-nav{flex-direction:column;flex:1;gap:4px;padding:16px 12px;display:flex;overflow-y:auto}.sidebar-link{border-radius:var(--radius-md);color:var(--text-muted);transition:all var(--transition);align-items:center;gap:12px;padding:10px 14px;font-size:14px;font-weight:500;text-decoration:none;display:flex}.sidebar-link:hover{background:var(--sidebar-hover);color:#cbd5e1}.sidebar-link.active{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;box-shadow:0 4px 12px #0d94884d}.sidebar-link svg{flex-shrink:0;width:20px;height:20px}.sidebar-footer{border-top:1px solid #ffffff14;padding:16px 20px}.sidebar-user{border-radius:var(--radius-md);align-items:center;gap:10px;padding:8px;display:flex}.sidebar-avatar{background:linear-gradient(135deg, var(--primary), var(--accent));border-radius:var(--radius-full);color:#fff;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:600;display:flex}.sidebar-user-info{flex:1;min-width:0}.sidebar-user-name{color:#fff;white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.sidebar-user-email{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.main-content{min-height:100vh;margin-left:260px}.page-header{justify-content:space-between;align-items:center;padding:24px 32px 0;display:flex}.page-header h2{letter-spacing:-.5px;font-size:24px;font-weight:700}.page-header-sub{color:var(--text-secondary);margin-top:2px;font-size:14px}.page-body{padding:24px 32px}.card{background:var(--card-bg);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition), transform var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-header{border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.card-header h3{font-size:16px;font-weight:600}.card-body{padding:24px}.metrics-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;display:grid}.metric-card{background:var(--card-bg);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:all var(--transition);align-items:flex-start;gap:16px;padding:24px;display:flex;position:relative;overflow:hidden}.metric-card:before{content:"";background:var(--metric-color,var(--primary));border-radius:3px 3px 0 0;height:3px;position:absolute;top:0;left:0;right:0}.metric-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}.metric-icon{border-radius:var(--radius-md);flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:22px;display:flex}.metric-info{flex:1}.metric-label{color:var(--text-secondary);margin-bottom:4px;font-size:13px;font-weight:500}.metric-value{letter-spacing:-1px;font-size:28px;font-weight:800;line-height:1.1}.metric-change{color:var(--success);margin-top:4px;font-size:12px;font-weight:500}.btn{border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition);border:none;align-items:center;gap:8px;padding:10px 20px;font-family:inherit;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light);transform:translateY(-1px);box-shadow:0 4px 12px #0d94884d}.btn-secondary{background:var(--page-bg);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border-light)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--page-bg);color:var(--text-primary)}.btn-sm{border-radius:var(--radius-sm);padding:6px 12px;font-size:13px}.btn-icon{border-radius:var(--radius-md);padding:8px}.input,.textarea{border:1px solid var(--border);border-radius:var(--radius-md);background:var(--card-bg);width:100%;color:var(--text-primary);transition:border-color var(--transition), box-shadow var(--transition);padding:10px 14px;font-family:inherit;font-size:14px}.input:focus,.textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #0d94881a}.textarea{resize:vertical;min-height:120px;line-height:1.6}.badge{border-radius:var(--radius-full);white-space:nowrap;align-items:center;gap:4px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-hot{background:var(--danger-light);color:var(--danger)}.badge-warm{color:#d97706;background:#fef3c7}.badge-cold{background:var(--info-light);color:var(--info)}.badge-success{background:var(--success-light);color:#16a34a}.conv-list{flex-direction:column;display:flex}.conv-item{border-bottom:1px solid var(--border-light);cursor:pointer;transition:background var(--transition);color:inherit;align-items:center;gap:14px;padding:16px 24px;text-decoration:none;display:flex}.conv-item:hover{background:var(--primary-50)}.conv-item.active{background:var(--primary-100);border-left:3px solid var(--primary)}.conv-avatar{background:linear-gradient(135deg, var(--primary-light), var(--primary));border-radius:var(--radius-full);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:44px;height:44px;font-size:16px;font-weight:700;display:flex}.conv-info{flex:1;min-width:0}.conv-name{margin-bottom:2px;font-size:14px;font-weight:600}.conv-preview{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.conv-meta{text-align:right;flex-shrink:0}.conv-time{color:var(--text-muted);margin-bottom:4px;font-size:12px}.chat-container{flex-direction:column;height:calc(100vh - 80px);display:flex}.chat-header{border-bottom:1px solid var(--border);background:var(--card-bg);align-items:center;gap:14px;padding:16px 24px;display:flex}.chat-header-info{flex:1}.chat-header-name{font-size:16px;font-weight:700}.chat-header-phone{color:var(--text-secondary);font-size:13px}.chat-header-actions{gap:8px;display:flex}.chat-messages{background:#f8fafc;flex-direction:column;flex:1;gap:12px;padding:24px;display:flex;overflow-y:auto}.chat-bubble{border-radius:var(--radius-lg);max-width:70%;padding:12px 16px;font-size:14px;line-height:1.5;animation:.3s fadeInUp;position:relative}@keyframes fadeInUp{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.chat-bubble.user{background:linear-gradient(135deg, var(--primary), var(--primary-dark));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.chat-bubble.assistant{background:var(--card-bg);color:var(--text-primary);border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}.chat-bubble-time{opacity:.7;margin-top:4px;font-size:11px}.chat-bubble-status{margin-left:6px;font-size:10px}.chat-input-bar{border-top:1px solid var(--border);background:var(--card-bg);align-items:flex-end;gap:12px;padding:16px 24px;display:flex}.chat-input-bar .input{flex:1}.chat-input-bar .btn{flex-shrink:0}.toggle{cursor:pointer;align-items:center;gap:8px;display:inline-flex;position:relative}.toggle input{display:none}.toggle-track{background:var(--border);width:44px;height:24px;transition:background var(--transition);border-radius:12px;position:relative}.toggle input:checked+.toggle-track{background:var(--primary)}.toggle-thumb{width:20px;height:20px;box-shadow:var(--shadow-sm);transition:transform var(--transition);background:#fff;border-radius:50%;position:absolute;top:2px;left:2px}.toggle input:checked+.toggle-track .toggle-thumb{transform:translate(20px)}.toggle-label{color:var(--text-secondary);font-size:13px;font-weight:500}.search-bar{position:relative}.search-bar .input{padding-left:40px}.search-bar svg{width:18px;height:18px;color:var(--text-muted);position:absolute;top:50%;left:12px;transform:translateY(-50%)}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:60px 20px;display:flex}.empty-state-icon{margin-bottom:16px;font-size:48px}.empty-state h3{margin-bottom:8px;font-size:18px;font-weight:600}.empty-state p{color:var(--text-secondary);max-width:400px;font-size:14px}.login-page{background:linear-gradient(135deg, var(--sidebar-bg) 0%, #1a2744 50%, var(--primary-dark) 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.login-card{background:var(--card-bg);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow-lg);text-align:center;padding:48px 40px}.login-card h1{margin-bottom:8px;font-size:24px;font-weight:800}.login-card p{color:var(--text-secondary);margin-bottom:32px;font-size:14px}.login-card .input{margin-bottom:16px}.login-card .btn{justify-content:center;width:100%}.login-brand{margin-bottom:16px;font-size:36px;display:block}.login-success{background:var(--success-light);color:#16a34a;border-radius:var(--radius-md);margin-bottom:16px;padding:12px;font-size:14px}.login-error{background:var(--danger-light);color:var(--danger);border-radius:var(--radius-md);margin-bottom:16px;padding:12px;font-size:14px}.chart-bar-container{align-items:flex-end;gap:8px;height:200px;padding-top:20px;display:flex}.chart-bar-wrapper{flex-direction:column;flex:1;justify-content:flex-end;align-items:center;gap:6px;height:100%;display:flex}.chart-bar{background:linear-gradient(180deg, var(--primary-light), var(--primary));border-radius:6px 6px 0 0;width:100%;min-height:4px;transition:height .6s cubic-bezier(.4,0,.2,1)}.chart-bar-label{color:var(--text-muted);font-size:11px;font-weight:500}.chart-bar-value{color:var(--text-primary);font-size:12px;font-weight:700}.settings-form{flex-direction:column;gap:24px;display:flex}.settings-field label{margin-bottom:8px;font-size:14px;font-weight:600;display:block}.settings-field .hint{color:var(--text-muted);margin-top:6px;font-size:12px}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.loading-page{justify-content:center;align-items:center;min-height:60vh;display:flex}@media (max-width:768px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}.page-header,.page-body{padding-left:16px;padding-right:16px}.metrics-grid{grid-template-columns:1fr}.chat-bubble{max-width:85%}}