:root{--bg-primary: #0f0f23;--bg-secondary: #1a1a2e;--bg-tertiary: #16213e;--bg-hover: #1f2940;--bg-input: #0f0f23;--bg-card: #1a1a2e;--border: #2a2a4a;--border-light: #3a3a5a;--text-primary: #ffffff;--text-secondary: #e0e0ff;--text-muted: #6272a4;--text-dim: #44475a;--accent: #00d4ff;--accent-hover: #00a8cc;--accent-secondary: #ff6b9d;--accent-tertiary: #50fa7b;--graph-bg: #0a0a1a;--shadow-color: rgba(0, 212, 255, .1);--glow: 0 0 10px rgba(0, 212, 255, .3);--node-color: rgba(0, 212, 255, .9);--node-dim: rgba(0, 212, 255, .3);--edge-color: rgba(255, 107, 157, .6);--edge-dim: rgba(255, 107, 157, .2);--node-label: #6272a4;--font-pixel: "Press Start 2P", monospace;--font-retro: "VT323", monospace;--font-mono: "IBM Plex Mono", monospace}[data-theme=light]{--bg-primary: #f0f0ff;--bg-secondary: #e8e8f8;--bg-tertiary: #f5f5ff;--bg-hover: #ddddf5;--bg-input: #ffffff;--bg-card: #f8f8ff;--border: #c0c0e0;--border-light: #d0d0f0;--text-primary: #1a1a2e;--text-secondary: #2a2a4a;--text-muted: #6272a4;--text-dim: #8888aa;--accent: #0066cc;--accent-hover: #0055aa;--accent-secondary: #cc3366;--accent-tertiary: #00aa44;--graph-bg: #f8f8ff;--shadow-color: rgba(0, 102, 204, .1);--glow: 0 0 10px rgba(0, 102, 204, .2);--node-color: rgba(0, 102, 204, .9);--node-dim: rgba(0, 102, 204, .3);--edge-color: rgba(204, 51, 102, .6);--edge-dim: rgba(204, 51, 102, .2);--node-label: #6272a4}*{margin:0;padding:0;box-sizing:border-box;image-rendering:pixelated}body{font-family:var(--font-mono);background:var(--bg-primary);color:var(--text-secondary);height:100vh;transition:background .15s,color .15s;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:20px 20px}#root{height:100vh}.wrap{display:flex;flex-direction:column;height:100vh}.header{padding:8px 16px;border-bottom:2px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-secondary)}.header h1{font-family:var(--font-pixel);font-size:10px;font-weight:400;color:var(--accent);letter-spacing:1px;text-transform:uppercase;text-shadow:0 0 10px var(--accent)}.header h1:before{content:"★ ";color:var(--accent-secondary)}.header-btns{display:flex;gap:8px;align-items:center}.header button{padding:8px 12px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);cursor:pointer;font-family:var(--font-retro);font-size:14px;border-radius:0;transition:all .1s;text-transform:uppercase}.header button:hover{background:var(--accent);border-color:var(--accent);color:var(--bg-primary);box-shadow:var(--glow)}.header button:disabled{opacity:.4;cursor:not-allowed}.header button:disabled:hover{background:var(--bg-primary);border-color:var(--border);color:var(--text-muted);box-shadow:none}.theme-toggle{width:36px;height:36px;border-radius:0;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);transition:all .1s}.theme-toggle:hover{background:var(--accent-secondary);border-color:var(--accent-secondary);color:var(--bg-primary);box-shadow:0 0 10px var(--accent-secondary)}.main{flex:1;display:flex;overflow:hidden;position:relative}.chat-panel{width:380px;border-right:1px solid var(--border);display:flex;flex-direction:column;background:var(--bg-secondary);transition:width .2s ease;z-index:20}.chat-panel.collapsed{width:44px;min-width:44px}.chat-panel.collapsed .chat-content{display:none}.chat-panel.collapsed .chat-toggle{transform:rotate(180deg)}.chat-header{padding:12px 14px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary);cursor:pointer}.chat-header:hover{background:var(--bg-hover)}.chat-header-title{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-weight:600}.chat-panel.collapsed .chat-header-title{display:none}.chat-toggle{color:var(--text-dim);font-size:12px;transition:transform .2s}.chat-fullscreen-btn{background:none;border:none;color:var(--text-dim);font-size:14px;cursor:pointer;padding:4px;border-radius:4px;transition:all .15s}.chat-fullscreen-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.chat-fullscreen{position:fixed;top:0;left:0;right:0;bottom:0;background:var(--bg-primary);z-index:1000;display:flex;flex-direction:column}.chat-fullscreen-header{padding:12px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-secondary)}.chat-fullscreen-title{font-size:16px;font-weight:600;color:var(--text-primary)}.chat-fullscreen-actions{display:flex;gap:8px;align-items:center}.chat-action-btn{background:transparent;border:1px solid var(--border);color:var(--text-muted);font-size:14px;padding:6px 12px;border-radius:6px;cursor:pointer;transition:all .15s}.chat-action-btn:hover{background:var(--bg-hover);border-color:var(--border-light);color:var(--text-primary)}.chat-fullscreen-content{flex:1;display:flex;overflow:hidden}.chat-fullscreen-messages{flex:1;display:flex;flex-direction:column;overflow:hidden;max-width:900px;margin:0 auto;width:100%;padding:0 20px}.chat-fullscreen-messages .msgs{flex:1;overflow-y:auto;padding:20px 0}.chat-fullscreen-messages .msg{margin-bottom:24px;padding:0 20px}.chat-fullscreen-messages .msg-from{font-size:12px;margin-bottom:8px}.chat-fullscreen-messages .msg-text{font-size:15px;line-height:1.7}.input-box-fullscreen{padding:20px;border-top:1px solid var(--border);background:var(--bg-primary);max-width:900px;margin:0 auto;width:100%}.chat-input-fullscreen{width:100%;padding:12px 16px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-primary);font-size:14px;border-radius:8px;resize:none;font-family:inherit;transition:border-color .15s;min-height:44px;max-height:200px}.chat-input-fullscreen:focus{outline:none;border-color:var(--accent)}.chat-input-fullscreen::placeholder{color:var(--text-dim)}.nodes-pane{width:300px;border-right:1px solid var(--border);background:var(--bg-secondary);display:flex;flex-direction:column;overflow:hidden}.nodes-pane-header{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary)}.nodes-pane-title{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-weight:600}.nodes-count{font-size:11px;color:var(--text-dim);background:var(--bg-card);padding:3px 8px;border-radius:12px}.nodes-pane-content{flex:1;overflow-y:auto;padding:8px}.node-item{padding:12px;margin-bottom:8px;background:var(--bg-card);border:1px solid var(--border);border-radius:6px;cursor:pointer;transition:all .15s}.node-item:hover{background:var(--bg-hover);border-color:var(--border-light)}.node-item-name{font-size:13px;font-weight:500;color:var(--text-primary);margin-bottom:4px}.node-item-summary{font-size:11px;color:var(--text-muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.chat-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.msgs{flex:1;overflow-y:auto;padding:16px}.msg{margin-bottom:16px}.msg-from{font-size:11px;color:var(--text-dim);margin-bottom:4px;font-weight:500}.msg-from.user{color:var(--accent)}.msg-text{font-size:13px;color:var(--text-secondary);line-height:1.6}.msg-text strong{color:var(--text-primary);font-weight:600}.msg-text ul{margin:8px 0;padding-left:0;list-style:none}.msg-text li{margin:6px 0;padding:10px 12px;background:var(--bg-card);border-radius:6px;border-left:2px solid var(--border-light);color:var(--text-muted);font-size:12px}.msg-text code{background:var(--bg-card);padding:2px 6px;border-radius:4px;font-family:SF Mono,Menlo,monospace;font-size:12px;color:var(--accent)}.query-box{margin-top:12px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:6px;overflow:hidden}.query-header{padding:8px 12px;background:var(--bg-card);font-size:10px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-dim);cursor:pointer;display:flex;justify-content:space-between}.query-content{padding:12px;font-family:SF Mono,monospace;font-size:11px;color:var(--text-muted);display:none;word-break:break-all}.query-box.open .query-content{display:block}.input-box{padding:14px;border-top:1px solid var(--border);background:var(--bg-primary)}.mode-toggle{display:flex;margin-bottom:10px}.mode-btn{flex:1;padding:8px 12px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);cursor:pointer;font-family:var(--font-retro);font-size:12px;transition:all .1s;text-transform:uppercase}.mode-btn:first-child{border-right:none}.mode-btn:hover{color:var(--text-primary);border-color:var(--border-light)}.mode-btn.active{background:var(--accent);color:var(--bg-primary);border-color:var(--accent);box-shadow:var(--glow)}.input-row{display:flex;gap:8px}.input-row input{flex:1;padding:10px 12px;background:var(--bg-input);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-mono);font-size:13px;transition:border-color .1s}.input-row input:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.input-row input::placeholder{color:var(--text-dim)}.input-row button{padding:10px 18px;background:var(--accent);color:#fff;border:none;font-weight:600;cursor:pointer;font-size:12px;border-radius:6px;transition:background .15s}.input-row button:hover{background:var(--accent-hover)}.input-row button:disabled{background:var(--border);color:var(--text-dim)}.loading{display:none;padding:0 14px 10px;font-size:11px;color:var(--accent)}.loading.on{display:flex;align-items:center;gap:8px}.loading:before{content:"";width:12px;height:12px;border:2px solid var(--accent);border-top-color:transparent;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.graph-area{flex:1;position:relative;background:var(--graph-bg)}.graph-container{width:100%;height:100%}.controls{position:absolute;top:12px;left:12px;background:var(--bg-secondary);border:2px solid var(--border);font-size:11px;z-index:10;overflow:hidden;min-width:200px;max-width:220px}.controls.collapsed .controls-content{display:none}.controls.collapsed{min-width:auto}.controls-header{padding:8px 12px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;background:var(--bg-tertiary);border-bottom:2px solid var(--border)}.controls-header:hover{background:var(--bg-hover)}.controls-title{font-family:var(--font-retro);color:var(--accent);text-transform:uppercase;letter-spacing:1px;font-size:12px}.controls-toggle{color:var(--text-muted);font-size:12px;transition:transform .15s}.controls.collapsed .controls-toggle{transform:rotate(180deg)}.controls-content{padding:12px;max-height:400px;overflow-y:auto}.control-section{margin-bottom:14px}.control-section:last-child{margin-bottom:0}.control-section-title{font-family:var(--font-retro);font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:10px}.control{margin-bottom:12px}.control:last-child{margin-bottom:0}.control label{display:block;color:var(--text-muted);margin-bottom:6px;font-family:var(--font-mono);font-size:10px;text-transform:uppercase}.control input[type=range]{width:100%;background:var(--border);height:6px;-webkit-appearance:none}.control input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:12px;height:12px;background:var(--accent);cursor:pointer;box-shadow:var(--glow)}.control span{float:right;color:var(--accent);font-family:var(--font-retro);font-size:10px}.toggle-btns{display:flex}.toggle-btn{flex:1;padding:6px 10px;background:var(--bg-input);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;font-size:10px;text-transform:uppercase;font-weight:500;transition:all .15s}.toggle-btn:first-child{border-radius:4px 0 0 4px;border-right:none}.toggle-btn:last-child{border-radius:0 4px 4px 0}.toggle-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.stats{position:absolute;top:12px;right:12px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;padding:8px 14px;font-size:11px;z-index:10;color:var(--text-muted);box-shadow:0 4px 12px var(--shadow-color)}.stats span{color:var(--accent);font-weight:600}.node-info{position:absolute;bottom:12px;left:12px;right:12px;background:var(--bg-secondary);border:2px solid var(--border);z-index:10;display:none;overflow:hidden}.node-info.visible{display:block}.node-info.collapsed .node-info-content{display:none}.node-info-header{padding:10px 14px;display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary);cursor:pointer;border-bottom:2px solid var(--border)}.node-info-header:hover{background:var(--bg-hover)}.node-info-left{display:flex;align-items:center;gap:10px}.node-info-dot{width:10px;height:10px;background:var(--accent);box-shadow:var(--glow)}.node-info-name{font-family:var(--font-retro);font-size:14px;color:var(--text-primary);text-transform:uppercase}.node-info-actions{display:flex;align-items:center;gap:8px}.node-info-toggle{color:var(--text-muted);font-size:12px;transition:transform .15s}.node-info.collapsed .node-info-toggle{transform:rotate(180deg)}.node-info-close{background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);font-size:16px;cursor:pointer;padding:2px 6px;transition:all .1s}.node-info-close:hover{background:var(--accent-secondary);border-color:var(--accent-secondary);color:var(--bg-primary)}.node-info-content{padding:12px 14px;max-height:180px;overflow-y:auto}.node-info-summary{color:var(--text-muted);font-family:var(--font-mono);font-size:12px;line-height:1.6;margin-bottom:14px}.connections-title{font-family:var(--font-retro);font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--accent);margin-bottom:10px}.connection-item{display:flex;align-items:flex-start;gap:10px;padding:8px 10px;background:var(--bg-card);margin-bottom:6px;cursor:pointer;border:2px solid transparent;transition:border-color .15s}.connection-item:hover{border-color:var(--border)}.connection-item.outgoing{border-left:3px solid #10b981}.connection-item.incoming{border-left:3px solid #3b82f6}.connection-arrow{color:var(--text-dim);font-size:12px;margin-top:2px}.connection-details{flex:1;min-width:0}.connection-node{font-size:12px;font-weight:500;color:var(--text-primary);margin-bottom:4px}.connection-fact{font-size:11px;color:var(--text-muted);line-height:1.4}.connection-type{font-size:9px;text-transform:uppercase;color:var(--text-dim);background:var(--bg-tertiary);padding:3px 6px;border-radius:4px;font-weight:500}.no-connections{color:var(--text-dim);font-size:12px;text-align:center;padding:20px}.graph-pane{position:fixed;top:60px;right:20px;width:400px;height:300px;background:var(--bg-secondary);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px var(--shadow-color);z-index:1001;display:flex;flex-direction:column;overflow:hidden;transition:all .2s ease}.graph-pane.minimized{height:40px}.graph-pane-header{padding:8px 12px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary);flex-shrink:0}.graph-pane-title{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);font-weight:600}.graph-pane-actions{display:flex;gap:4px;align-items:center}.graph-pane-btn{background:transparent;border:none;color:var(--text-dim);font-size:12px;padding:4px 6px;cursor:pointer;border-radius:4px;transition:all .15s;line-height:1}.graph-pane-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.graph-pane-content{flex:1;position:relative;background:var(--graph-bg);overflow:hidden}.graph-pane-content .graph-container{width:100%;height:100%}.main.three-panel{display:grid;grid-template-columns:auto 1fr 380px;height:100%;overflow:hidden}.left-sidebar{width:280px;background:var(--bg-secondary);display:flex;flex-direction:column;overflow:hidden;transition:width .15s ease}.left-sidebar.collapsed{width:48px}.sidebar-header-inline{padding:8px;display:flex;align-items:center;gap:8px;background:var(--bg-tertiary);border-bottom:2px solid var(--border)}.header-select{flex:1;padding:8px 28px 8px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-retro);font-size:14px;cursor:pointer;border-radius:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236272a4'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 8px center}.header-select:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.header-actions{display:flex;gap:4px}.header-btn{width:32px;height:32px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);font-family:var(--font-retro);font-size:16px;cursor:pointer;border-radius:0;display:flex;align-items:center;justify-content:center;transition:all .1s}.header-btn:hover{background:var(--accent);border-color:var(--accent);color:var(--bg-primary);box-shadow:var(--glow)}.header-btn.new-btn:hover{background:var(--accent-tertiary);border-color:var(--accent-tertiary);box-shadow:0 0 10px var(--accent-tertiary)}.create-panel{background:var(--bg-tertiary);border-bottom:2px solid var(--border);padding:8px}.create-tabs{display:flex;gap:4px;margin-bottom:8px}.create-tab{flex:1;padding:6px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);font-family:var(--font-retro);font-size:12px;cursor:pointer;border-radius:0;transition:all .1s}.create-tab:hover{color:var(--text-primary);border-color:var(--border-light)}.create-tab.active{background:var(--accent);border-color:var(--accent);color:var(--bg-primary)}.sidebar-header{padding:12px;border-bottom:2px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary)}.sidebar-title{font-family:var(--font-retro);font-size:18px;color:var(--accent);text-transform:uppercase;letter-spacing:2px}.sidebar-collapse-btn,.sidebar-expand-btn{background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);font-size:12px;cursor:pointer;padding:6px 8px;border-radius:0;transition:all .1s}.sidebar-collapse-btn:hover,.sidebar-expand-btn:hover{background:var(--accent);border-color:var(--accent);color:var(--bg-primary)}.sidebar-content{flex:1;overflow-y:auto;padding:8px}.create-form{background:var(--bg-card);border:2px solid var(--border);padding:10px;margin-bottom:8px}.create-select{width:100%;padding:8px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-retro);font-size:12px;margin-bottom:8px;border-radius:0;cursor:pointer}.create-hint{font-family:var(--font-retro);font-size:11px;color:var(--accent-secondary);margin-bottom:8px;text-align:center}.create-input{width:100%;padding:8px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-retro);font-size:12px;margin-bottom:8px;border-radius:0;transition:border-color .1s}.create-input:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.create-input::placeholder{color:var(--text-dim);font-family:var(--font-retro)}.color-picker{display:flex;gap:6px;margin-bottom:10px;flex-wrap:wrap}.color-btn{width:24px;height:24px;border-radius:0;border:2px solid transparent;cursor:pointer;transition:all .1s}.color-btn:hover{transform:scale(1.15)}.color-btn.active{border-color:#fff;box-shadow:0 0 8px currentColor}.create-actions{display:flex;gap:6px;justify-content:flex-end}.cancel-btn{padding:6px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);font-family:var(--font-retro);font-size:14px;cursor:pointer;border-radius:0;transition:all .1s}.cancel-btn:hover{background:var(--accent-secondary);border-color:var(--accent-secondary);color:var(--bg-primary)}.confirm-btn{padding:6px 12px;background:var(--accent);border:2px solid var(--accent);color:var(--bg-primary);font-family:var(--font-retro);font-size:12px;cursor:pointer;border-radius:0;transition:all .1s}.confirm-btn:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--glow)}.confirm-btn:disabled{opacity:.4;cursor:not-allowed}.confirm-btn:disabled:hover{background:var(--accent);box-shadow:none}.items-list{display:flex;flex-direction:column;gap:4px}.sidebar-item{display:flex;align-items:center;gap:10px;padding:10px;background:var(--bg-card);border:2px solid var(--border);cursor:pointer;transition:all .1s;position:relative}.sidebar-item:hover{background:var(--bg-hover);border-color:var(--accent)}.sidebar-item.active{background:var(--bg-hover);border-color:var(--accent);box-shadow:var(--glow)}.sidebar-item.active:before{content:"▸";position:absolute;left:-16px;color:var(--accent);font-size:12px}.item-indicator{width:4px;height:100%;min-height:32px;flex-shrink:0}.item-content{flex:1;min-width:0}.item-name{font-family:var(--font-retro);font-size:14px;color:var(--text-primary);margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;text-transform:uppercase}.item-meta{font-family:var(--font-mono);font-size:10px;color:var(--text-muted);display:flex;align-items:center;gap:4px;flex-wrap:wrap}.item-meta .graph-name{color:var(--accent)}.meta-separator{color:var(--text-dim)}.item-description,.item-preview{font-size:11px;color:var(--text-muted);margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.item-delete{width:20px;height:20px;background:transparent;border:2px solid transparent;color:var(--text-dim);font-family:var(--font-retro);font-size:16px;cursor:pointer;opacity:0;transition:all .1s;display:flex;align-items:center;justify-content:center;flex-shrink:0}.sidebar-item:hover .item-delete{opacity:1}.item-delete:hover{background:#f55;border-color:#f55;color:var(--bg-primary)}.empty-state{text-align:center;padding:40px 16px;color:var(--text-muted)}.empty-icon{font-size:48px;color:var(--text-dim);margin-bottom:16px;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:.5}50%{opacity:1}}.empty-state p{font-family:var(--font-retro);font-size:14px;margin-bottom:16px;color:var(--text-muted)}.empty-state button{padding:10px 20px;background:var(--accent);border:2px solid var(--accent);color:var(--bg-primary);font-family:var(--font-retro);font-size:12px;cursor:pointer;border-radius:0;transition:all .1s}.empty-state button:hover{background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--glow)}.center-panel{flex:1;position:relative;background:var(--graph-bg);overflow:hidden}.empty-graph-view{display:flex;align-items:center;justify-content:center;height:100%;background:var(--graph-bg)}.empty-graph-content{text-align:center;color:var(--text-muted);padding:40px}.empty-graph-icon{font-size:64px;margin-bottom:20px;display:block;opacity:.4;color:var(--accent);animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.empty-graph-content h2{font-family:var(--font-retro);font-size:24px;color:var(--text-primary);margin-bottom:12px;text-transform:uppercase}.empty-graph-content p{font-family:var(--font-mono);font-size:13px;color:var(--text-muted)}.right-panel{background:var(--bg-secondary);display:flex;flex-direction:column;overflow:hidden}.empty-chat{display:flex;align-items:center;justify-content:center;height:100%;background:var(--bg-secondary)}.empty-chat-content{text-align:center;color:var(--text-muted);padding:32px}.empty-chat-icon{font-size:48px;margin-bottom:16px;display:block;opacity:.4;color:var(--accent-secondary);animation:pulse 2s ease-in-out infinite}.empty-chat-content h3{font-family:var(--font-retro);font-size:18px;color:var(--text-primary);margin-bottom:10px;text-transform:uppercase}.empty-chat-content p{font-family:var(--font-mono);font-size:12px;color:var(--text-muted)}.chat-panel-container{display:flex;flex-direction:column;height:100%;overflow:hidden}.chat-panel-header{padding:10px 16px;border-bottom:2px solid var(--border);display:flex;justify-content:space-between;align-items:center;background:var(--bg-tertiary)}.chat-panel-title{font-family:var(--font-retro);font-size:16px;text-transform:uppercase;letter-spacing:1px;color:var(--accent)}.chat-header-content{display:flex;flex-direction:column;gap:4px}.chat-graph-dot{width:8px;height:8px}.chat-graph-name{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);text-transform:uppercase}.chat-header-actions{display:flex;align-items:center;gap:8px}.model-selector{padding:6px 22px 6px 10px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-retro);font-size:10px;cursor:pointer;text-transform:uppercase;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' fill='%236272a4'%3E%3Cpath d='M2 3l3 3 3-3'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 6px center}.model-selector:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.model-selector:hover{border-color:var(--accent)}.chat-graph-badge{font-family:var(--font-retro);font-size:11px;padding:4px 10px;border-radius:0;color:var(--bg-primary);max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;border:2px solid currentColor}.chat-messages{flex:1;overflow-y:auto;padding:16px}.chat-messages .msg{margin-bottom:16px}.chat-messages .msg.user-msg{text-align:right}.chat-messages .msg.user-msg .msg-text{background:var(--accent);color:var(--bg-primary);display:inline-block;padding:10px 14px;border:2px solid var(--accent);border-radius:0;max-width:85%;text-align:left;font-family:var(--font-mono)}.chat-loading{display:none;padding:0 16px 12px;font-family:var(--font-retro);font-size:12px;color:var(--accent);align-items:center;gap:8px}.chat-loading.visible{display:flex}.loading-spinner{width:14px;height:14px;border:2px solid var(--accent);border-top-color:transparent;animation:spin .8s linear infinite}.processing-indicator{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-card);border-top:2px solid var(--border)}.processing-spinner{width:16px;height:16px;border:2px solid var(--accent);border-top-color:transparent;animation:spin .6s linear infinite;flex-shrink:0}.processing-info{flex:1}.processing-message{font-family:var(--font-retro);font-size:12px;color:var(--accent);margin-bottom:6px;text-transform:uppercase}.processing-progress{height:6px;background:var(--border);overflow:hidden}.processing-bar{height:100%;background:var(--accent);transition:width .2s ease;box-shadow:var(--glow)}.chat-input-area{padding:12px;border-top:2px solid var(--border);background:var(--bg-tertiary)}.chat-input-area .mode-toggle{display:flex;margin-bottom:8px}.input-wrapper{display:flex;gap:8px;align-items:flex-end}.chat-textarea{flex:1;padding:10px 12px;background:var(--bg-input);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-mono);font-size:13px;border-radius:0;resize:none;min-height:44px;max-height:150px;transition:border-color .1s}.chat-textarea:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.chat-textarea::placeholder{color:var(--text-dim);font-family:var(--font-retro);font-size:11px;text-transform:uppercase}.send-btn{width:44px;height:44px;background:var(--accent);border:2px solid var(--accent);color:var(--bg-primary);font-size:18px;cursor:pointer;border-radius:0;display:flex;align-items:center;justify-content:center;transition:all .1s;flex-shrink:0}.send-btn:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--glow)}.send-btn:disabled{background:var(--border);border-color:var(--border);color:var(--text-dim);cursor:not-allowed}.header-left{display:flex;align-items:center;gap:16px}.header-graph-info{display:flex;align-items:center;gap:8px;padding:6px 12px;background:var(--bg-card);border:2px solid var(--border)}.header-graph-dot{width:8px;height:8px}.header-graph-name{font-family:var(--font-retro);font-size:12px;color:var(--text-secondary)}@media (max-width: 1200px){.main.three-panel{grid-template-columns:auto 1fr 320px}.left-sidebar{width:240px}}@media (max-width: 900px){.main.three-panel{grid-template-columns:48px 1fr 280px}.left-sidebar{width:48px}.left-sidebar .sidebar-tabs,.left-sidebar .sidebar-content,.left-sidebar.collapsed .sidebar-tabs,.left-sidebar.collapsed .sidebar-content{display:none}}.auth-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background:var(--bg-primary);color:var(--text-muted);gap:16px}.auth-loading-spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.auth-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-primary);padding:24px;background-image:linear-gradient(rgba(0,212,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,212,255,.03) 1px,transparent 1px);background-size:30px 30px}.auth-card{width:100%;max-width:400px;background:var(--bg-secondary);border:3px solid var(--border);padding:40px}.auth-logo{text-align:center;margin-bottom:32px}.auth-logo h1{font-family:var(--font-pixel);font-size:18px;color:var(--accent);margin-bottom:12px;letter-spacing:2px;text-transform:uppercase;text-shadow:0 0 20px var(--accent)}.auth-logo h1:before{content:"★ ";color:var(--accent-secondary)}.auth-logo p{font-family:var(--font-retro);font-size:16px;color:var(--text-muted)}.auth-form h2{font-family:var(--font-retro);font-size:22px;color:var(--text-primary);margin-bottom:8px;text-align:center;text-transform:uppercase}.auth-subtitle{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);text-align:center;margin-bottom:24px}.auth-error{background:#ff55551a;border:2px solid #ff5555;color:#f55;padding:12px 16px;font-family:var(--font-retro);font-size:14px;margin-bottom:16px}.auth-success{background:#50fa7b1a;border:2px solid var(--accent-tertiary);color:var(--accent-tertiary);padding:12px 16px;font-family:var(--font-retro);font-size:14px;margin-bottom:16px}.form-group{margin-bottom:16px}.form-group label{display:block;font-family:var(--font-retro);font-size:14px;color:var(--text-muted);margin-bottom:8px;text-transform:uppercase}.form-group input{width:100%;padding:12px 14px;background:var(--bg-input);border:2px solid var(--border);color:var(--text-primary);font-family:var(--font-mono);font-size:14px;transition:border-color .1s}.form-group input:focus{outline:none;border-color:var(--accent);box-shadow:var(--glow)}.form-group input::placeholder{color:var(--text-dim)}.form-group input:disabled{opacity:.5;cursor:not-allowed}.auth-button{width:100%;padding:14px 20px;border:2px solid transparent;font-family:var(--font-retro);font-size:14px;cursor:pointer;transition:all .1s;display:flex;align-items:center;justify-content:center;gap:10px;text-transform:uppercase}.auth-button.primary{background:var(--accent);border-color:var(--accent);color:var(--bg-primary)}.auth-button.primary:hover:not(:disabled){background:var(--accent-hover);border-color:var(--accent-hover);box-shadow:var(--glow)}.auth-button.primary:disabled{opacity:.5;cursor:not-allowed}.auth-button.google{background:var(--bg-card);border:2px solid var(--border);color:var(--text-primary);margin-top:8px}.auth-button.google:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent)}.auth-button.google svg{flex-shrink:0}.auth-divider{display:flex;align-items:center;margin:24px 0}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:2px;background:var(--border)}.auth-divider span{padding:0 16px;font-family:var(--font-retro);font-size:12px;color:var(--text-dim);text-transform:uppercase}.auth-toggle{text-align:center;font-size:13px;color:var(--text-muted);margin-top:24px}.auth-toggle button{background:none;border:none;color:var(--accent);cursor:pointer;font-size:13px;font-weight:500;text-decoration:underline}.auth-toggle button:hover{color:var(--accent-hover)}.user-menu{display:flex;align-items:center;gap:12px;margin-left:8px;padding-left:12px;border-left:2px solid var(--border)}.user-email{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.sign-out-btn{padding:6px 12px;background:var(--bg-primary);border:2px solid var(--border);color:var(--text-muted);cursor:pointer;font-family:var(--font-retro);font-size:10px;text-transform:uppercase;transition:all .1s}.sign-out-btn:hover{background:#f55;border-color:#f55;color:var(--bg-primary)}.sidebar-title{font-size:14px;font-weight:600;color:var(--text-primary)}.sidebar-filter{padding:8px 12px;border-bottom:1px solid var(--border)}.graph-filter-select{width:100%;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);font-size:13px;cursor:pointer}.graph-filter-select:focus{outline:none;border-color:var(--accent)}.sidebar-actions{padding:8px 12px}.new-chat-btn{width:100%;padding:10px 16px;background:var(--accent);border:none;border-radius:8px;color:#fff;font-size:13px;font-weight:500;cursor:pointer;transition:all .15s}.new-chat-btn:hover{background:var(--accent-hover)}.create-select{width:100%;padding:10px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:6px;color:var(--text-secondary);font-size:13px;margin-bottom:8px}.create-select:focus{outline:none;border-color:var(--accent)}.item-graph-tag{display:flex;align-items:center;gap:6px;margin-top:4px}.graph-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.graph-name{font-size:11px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.stats-graph-indicator{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px}.stats-graph-name{font-weight:500;color:var(--text-secondary)}.stats-separator{margin:0 8px;color:var(--text-dim)}.chat-header-content{display:flex;flex-direction:column;gap:2px}.chat-panel-title{font-size:14px;font-weight:600;color:var(--text-primary)}.chat-graph-subtitle{display:flex;align-items:center;gap:6px}.chat-graph-dot{width:6px;height:6px;border-radius:50%}.chat-graph-name{font-size:11px;color:var(--text-muted)}