:root{--bg-primary: #0f0f23;--bg-secondary: #1a1a2e;--bg-card: #16213e;--bg-hover: #1f3460;--text-primary: #e4e6ea;--text-secondary: #8b8fa3;--text-muted: #5a5e72;--accent: #7c5cfc;--accent-hover: #6a4de0;--accent-light: rgba(124, 92, 252, .15);--danger: #ff4757;--danger-hover: #e63946;--success: #2ed573;--warning: #ffa502;--border: #2a2d45;--radius: 12px;--radius-sm: 8px;--shadow: 0 4px 24px rgba(0, 0, 0, .3);--font: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--transition: .2s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}.app-layout{display:flex;height:100vh}.sidebar{width:240px;background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0}.sidebar-logo{padding:24px 20px;font-size:20px;font-weight:800;color:var(--accent);letter-spacing:-.5px;border-bottom:1px solid var(--border)}.sidebar-logo span{color:var(--text-secondary);font-weight:400;font-size:12px;display:block;margin-top:2px}.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:2px}.sidebar-link{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;transition:all var(--transition)}.sidebar-link:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-link.active{background:var(--accent-light);color:var(--accent)}.sidebar-link svg,.sidebar-link .icon{width:20px;height:20px;font-size:18px}.main-content{flex:1;overflow-y:auto;padding:32px}.page-header{margin-bottom:28px}.page-header h1{font-size:28px;font-weight:800;letter-spacing:-.5px}.page-header p{color:var(--text-secondary);font-size:14px;margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:border-color var(--transition)}.card:hover{border-color:var(--accent)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:32px}.stat-card{text-align:center;padding:24px 16px}.stat-card .stat-value{font-size:36px;font-weight:800;color:var(--accent)}.stat-card .stat-label{font-size:13px;color:var(--text-secondary);margin-top:4px;text-transform:uppercase;letter-spacing:1px}.table-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}table{width:100%;border-collapse:collapse}thead{background:var(--bg-secondary)}th{text-align:left;padding:14px 16px;font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}td{padding:12px 16px;font-size:14px;border-top:1px solid var(--border)}tr:hover td{background:#ffffff05}.avatar-cell{width:40px;height:40px;border-radius:50%;object-fit:cover;background:var(--bg-hover)}.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600}.badge-success{background:#2ed57326;color:var(--success)}.badge-warning{background:#ffa50226;color:var(--warning)}.badge-danger{background:#ff475726;color:var(--danger)}.badge-info{background:var(--accent-light);color:var(--accent)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:none;border-radius:var(--radius-sm);font-size:13px;font-weight:600;font-family:var(--font);cursor:pointer;transition:all var(--transition)}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-hover)}.btn-outline{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-outline:hover{border-color:var(--accent);color:var(--accent)}.btn-sm{padding:5px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.search-input{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text-primary);font-size:14px;font-family:var(--font);outline:none;transition:border-color var(--transition);width:100%}.input:focus,.search-input:focus{border-color:var(--accent)}.search-input{max-width:320px}.pagination{display:flex;align-items:center;justify-content:center;gap:8px;padding:16px}.pagination button{padding:6px 14px}.pagination span{color:var(--text-secondary);font-size:13px}.avatar-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:16px}.avatar-item{position:relative;text-align:center}.avatar-item img{width:100px;height:100px;border-radius:50%;object-fit:cover;border:3px solid var(--border);background:var(--bg-hover);transition:border-color var(--transition)}.avatar-item:hover img{border-color:var(--accent)}.avatar-item .avatar-label{margin-top:8px;font-size:12px;color:var(--text-secondary)}.avatar-item .avatar-delete{position:absolute;top:-4px;right:8px;width:24px;height:24px;border-radius:50%;background:var(--danger);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;cursor:pointer;opacity:0;transition:opacity var(--transition);border:none}.avatar-item:hover .avatar-delete{opacity:1}.config-list{display:flex;flex-direction:column;gap:12px}.config-row{display:flex;align-items:center;gap:12px;padding:16px}.config-key{font-weight:600;font-size:14px;min-width:180px;color:var(--accent)}.config-value{flex:1}.config-updated{font-size:12px;color:var(--text-muted);min-width:140px;text-align:right}.post-thumb{width:60px;height:60px;border-radius:var(--radius-sm);object-fit:cover;background:var(--bg-hover)}.loading{display:flex;align-items:center;justify-content:center;padding:60px;color:var(--text-muted);font-size:14px}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state .empty-icon{font-size:48px;margin-bottom:12px}.toolbar{display:flex;align-items:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.toolbar .spacer{flex:1}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--border);padding-bottom:8px}.tab{background:transparent;border:none;color:var(--text-secondary);font-size:14px;font-weight:500;padding:8px 16px;cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition)}.tab:hover{background:var(--bg-hover);color:var(--text-primary)}.tab.active{background:var(--accent-light);color:var(--accent);font-weight:600}.toast{position:fixed;bottom:24px;right:24px;padding:12px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;z-index:1000;animation:slideUp .3s ease}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--danger);color:#fff}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:32px;text-align:center;cursor:pointer;transition:all var(--transition)}.upload-area:hover{border-color:var(--accent);background:var(--accent-light)}.upload-area input{display:none}.interest-chip{display:inline-flex;align-items:center;gap:4px;padding:5px 12px;background:var(--accent-light);border:1px solid var(--accent);border-radius:20px;font-size:13px;font-weight:500;color:var(--accent);transition:all var(--transition)}.interest-chip:hover{background:#7c5cfc40}.chip-delete{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;border:none;background:transparent;color:var(--danger);font-size:14px;cursor:pointer;opacity:0;transition:opacity var(--transition);padding:0;margin-left:2px;line-height:1}.interest-chip:hover .chip-delete{opacity:1}.analytics-toolbar{display:flex;align-items:center;gap:16px;margin-bottom:24px;flex-wrap:wrap}.preset-buttons{display:flex;gap:6px}.custom-range{display:flex;align-items:center;gap:8px;margin-left:auto}.date-input{width:150px;padding:7px 10px;font-size:13px;color-scheme:dark}.range-sep{color:var(--text-muted);font-size:14px}.analytics-cards{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}.analytics-stat{position:relative;text-align:center;padding:20px 12px 16px}.analytics-stat .stat-icon{font-size:24px;margin-bottom:4px}.analytics-stat .stat-value{font-size:28px}.chart-controls{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.chart-legend-btn{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border:1px solid var(--border);border-radius:20px;font-size:12px;font-weight:600;font-family:var(--font);cursor:pointer;background:transparent;color:var(--text-muted);transition:all var(--transition)}.chart-legend-btn.active{border-color:var(--legend-color, var(--accent));color:var(--legend-color, var(--accent));background:color-mix(in srgb,var(--legend-color, var(--accent)) 12%,transparent)}.chart-legend-btn:hover{border-color:var(--legend-color, var(--accent))}.legend-dot{width:8px;height:8px;border-radius:50%;background:var(--legend-color, var(--accent));display:inline-block}.chart-legend-btn:not(.active) .legend-dot{opacity:.3}.chart-container{padding:16px;margin-bottom:0}.analytics-svg{width:100%;height:auto;display:block}.conv-layout{display:flex;height:calc(100vh - 32px);gap:0}.conv-sidebar{width:380px;min-width:320px;border-right:1px solid var(--border);display:flex;flex-direction:column;background:var(--bg-secondary)}.conv-sidebar-header{display:flex;align-items:center;gap:10px;padding:20px 16px 12px}.conv-sidebar-header h2{font-size:18px;font-weight:700;margin:0}.conv-search{padding:0 16px 12px}.conv-search .form-input{width:100%}.conv-list{flex:1;overflow-y:auto}.conv-item{display:flex;align-items:center;gap:12px;padding:12px 16px;cursor:pointer;border-bottom:1px solid rgba(255,255,255,.04);transition:background .15s}.conv-item:hover{background:var(--bg-hover)}.conv-item.active{background:var(--accent-light);border-left:3px solid var(--accent)}.conv-item-avatars{display:flex;position:relative;width:52px;flex-shrink:0}.conv-avatar{width:32px;height:32px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;border:2px solid var(--bg-secondary)}.conv-avatar-overlap{margin-left:-10px;background:var(--success)}.conv-item-info{flex:1;min-width:0}.conv-item-names{font-size:13px;font-weight:600;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conv-item-sep{color:var(--text-muted);margin:0 4px;font-size:11px}.conv-item-preview{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.conv-item-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}.conv-item-time{font-size:11px;color:var(--text-muted)}.conv-item-count{font-size:10px;color:var(--text-muted);background:#ffffff0f;padding:1px 6px;border-radius:8px}.conv-empty{text-align:center;padding:40px 16px;color:var(--text-muted);font-size:14px}.conv-detail{flex:1;display:flex;flex-direction:column;min-width:0}.conv-empty-detail{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;color:var(--text-muted)}.conv-empty-icon{font-size:48px;margin-bottom:12px}.conv-detail-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border);background:var(--bg-secondary)}.conv-detail-names{font-size:15px;display:flex;align-items:center;gap:6px}.conv-detail-count{font-size:12px;color:var(--text-muted)}.conv-messages{flex:1;overflow-y:auto;padding:16px 20px;display:flex;flex-direction:column;gap:6px}.conv-load-more{text-align:center;padding:8px 0 16px}.conv-bubble{max-width:60%;padding:8px 14px;border-radius:16px;font-size:14px;line-height:1.45;word-break:break-word}.conv-bubble-a{align-self:flex-start;background:var(--bg-card);border-bottom-left-radius:4px}.conv-bubble-b{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}.conv-bubble-sender{font-size:11px;font-weight:600;margin-bottom:2px;opacity:.7}.conv-bubble-text{white-space:pre-wrap}.conv-bubble-img{max-width:240px;max-height:180px;border-radius:10px;display:block;margin-top:4px}.conv-video-link{color:inherit;text-decoration:underline;font-size:13px}.conv-msg-time{font-size:10px;opacity:.5;margin-top:2px}.conv-call-log{align-self:center;display:flex;align-items:center;gap:8px;background:#ffffff0d;padding:6px 16px;border-radius:20px;font-size:12px;color:var(--text-secondary);margin:4px 0}.conv-call-icon{font-size:14px}.conv-date-sep{text-align:center;margin:14px 0 6px;font-size:11px;color:var(--text-muted)}.conv-date-sep span{background:var(--bg-main);padding:2px 12px;border-radius:10px;border:1px solid var(--border)}.conv-detail-actions{display:flex;align-items:center;gap:8px}.conv-msg-search{border:1px solid var(--border);border-radius:6px;padding:5px 10px;font-size:12px;background:var(--bg-main);color:var(--text-primary);width:180px;outline:none}.conv-msg-search:focus{border-color:var(--accent)}.conv-scroll-btn{position:absolute;bottom:24px;right:24px;width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;border:none;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px #0000004d;z-index:10;transition:transform .2s}.conv-scroll-btn:hover{transform:scale(1.1)}.conv-detail{position:relative}.report-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.report-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.report-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px;text-align:center}.report-card-value{font-size:32px;font-weight:700;color:var(--accent);letter-spacing:-1px}.report-card-label{font-size:12px;color:var(--text-muted);margin-top:4px;text-transform:uppercase;letter-spacing:.5px}.report-section{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px}.report-section h3{margin:0 0 16px;font-size:16px}.report-table table{width:100%;border-collapse:collapse}.report-table th,.report-table td{padding:8px 10px;text-align:left;font-size:13px;border-bottom:1px solid var(--border)}.report-table th{color:var(--text-muted);font-weight:600;font-size:11px;text-transform:uppercase}.report-type-list{display:flex;flex-direction:column;gap:14px}.report-type-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.report-type-name{font-weight:600;font-size:14px;text-transform:capitalize}.report-type-count{font-size:12px;color:var(--text-secondary)}.report-type-bar{height:8px;background:#ffffff14;border-radius:4px;overflow:hidden}.report-type-fill{height:100%;border-radius:4px;transition:width .6s ease}.report-peak-chart{display:flex;align-items:flex-end;gap:4px;height:180px;padding:10px 0}.report-peak-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px}.report-peak-count{font-size:9px;color:var(--text-muted);min-height:14px}.report-peak-bar{width:100%;max-width:30px;background:linear-gradient(180deg,var(--accent),#a29bfe);border-radius:4px 4px 0 0;transition:height .4s ease;min-height:2px}.report-peak-label{font-size:10px;color:var(--text-muted)}