:root{--bg-sidebar: #f8fafc;--bg-main: #ffffff;--border-color: #e2e8f0;--text-primary: #0f172a;--text-secondary: #64748b;--accent: #000000;--accent-hover: #333333;--msg-user-bg: #f8fafc;--msg-agent-bg: #ffffff}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:var(--text-primary);background:var(--bg-main);overflow:hidden;-webkit-font-smoothing:antialiased}.app-container{display:flex;height:100vh;width:100vw;overflow:hidden}.sidebar{width:280px;background:var(--bg-sidebar);border-right:1px solid var(--border-color);display:flex;flex-direction:column}.sidebar-header{height:64px;padding:0 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;font-weight:600;font-size:15px}.header-icon{display:flex;align-items:center;gap:8px}.btn-icon{background:none;border:none;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;border-radius:6px;padding:4px;transition:all .2s}.btn-icon:hover{background:#e2e8f0;color:var(--text-primary)}.agent-list{flex:1;overflow-y:auto;padding:12px 10px;display:flex;flex-direction:column;gap:4px}.section-label{font-size:11px;text-transform:uppercase;font-weight:600;color:var(--text-secondary);letter-spacing:.5px;margin:12px 0 8px 10px}.agent-item{padding:10px;border-radius:8px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:background .2s;font-size:14px;font-weight:500;color:var(--text-primary);border:none;background:transparent;width:100%;text-align:left}.agent-item:hover{background:#e2e8f0}.agent-item.active{background:#fff;box-shadow:0 1px 3px #0000000d;border:1px solid var(--border-color);pointer-events:none}.agent-icon{width:24px;height:24px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:16px}.menu-logout{margin-top:auto;border-top:1px solid var(--border-color);border-radius:0;padding:16px 20px;color:#ef4444}.menu-logout:hover{background:#fee2e2;color:#b91c1c}.main-content{flex:1;display:flex;flex-direction:column;background:var(--bg-main);overflow:hidden}.chat-header{height:64px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;padding:0 24px;flex-shrink:0}.chat-header h2{font-size:16px;font-weight:600;display:flex;align-items:center;gap:8px}.chat-header .badge{font-size:11px;background:#e2e8f0;padding:4px 8px;border-radius:12px;color:var(--text-secondary);font-weight:500}.chat-window{flex:1;overflow-y:auto;display:flex;flex-direction:column;padding-bottom:32px}.message-row{padding:24px;display:flex;justify-content:center}.message-row.user{background-color:var(--msg-user-bg);border-top:1px solid #f1f5f9;border-bottom:1px solid #f1f5f9}.message-content-wrapper{max-width:768px;width:100%;display:flex;gap:20px}.avatar{width:32px;height:32px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-weight:600;font-size:14px}.user .avatar{background:#e2e8f0;color:var(--text-primary)}.agent .avatar{background:var(--accent);color:#fff}.message-body{flex:1;padding-top:6px}.message-sender{font-weight:600;font-size:14px;margin-bottom:8px;display:flex;align-items:center;gap:8px}.message-time{font-weight:400;font-size:12px;color:var(--text-secondary)}.message-text{line-height:1.6;color:#334155;font-size:15px;white-space:pre-wrap}.input-area{padding:24px;background:linear-gradient(180deg,#fff0,#fff 15%);flex-shrink:0}.input-container{max-width:768px;margin:0 auto;position:relative;background:#fff;border:1px solid var(--border-color);border-radius:12px;padding:10px 14px;display:flex;align-items:flex-end;gap:12px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008;transition:border-color .2s,box-shadow .2s}.input-container:focus-within{border-color:#cbd5e1;box-shadow:0 10px 15px -3px #00000014,0 4px 6px -2px #0000000a}.input-container textarea{flex:1;border:none;outline:none;resize:none;min-height:24px;max-height:200px;font-family:inherit;font-size:15px;padding:6px 0;line-height:1.5;color:var(--text-primary);background:transparent}.input-container textarea::placeholder{color:#94a3b8}.toolbar-btn{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;display:flex;border-radius:6px;transition:all .2s}.toolbar-btn:hover{color:var(--text-primary);background:#f1f5f9}.send-btn{background:var(--accent);color:#fff;border:none;width:32px;height:32px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;margin-bottom:2px}.send-btn:hover:not(:disabled){background:var(--accent-hover);transform:scale(1.05)}.send-btn:disabled{background:#cbd5e1;cursor:not-allowed}.disclaimer{text-align:center;font-size:12px;color:var(--text-secondary);margin-top:12px}.md3-main-content{padding:32px;overflow-y:auto;box-sizing:border-box;width:100%;height:100%}.tool-panel{background:#fff;border-radius:12px;border:1px solid var(--border-color);box-shadow:0 1px 3px #0000000d;padding:24px;margin-bottom:16px}.memory-card{background:var(--msg-user-bg);border:1px solid var(--border-color);border-radius:8px;padding:16px;margin-bottom:16px}.tool-btn{background:var(--accent);color:#fff;border:none;padding:8px 16px;border-radius:6px;cursor:pointer;font-weight:500}.tool-btn:hover{background:var(--accent-hover)}.tool-panel input[type=text],.tool-panel input[type=password],.tool-panel select{padding:10px 14px;border:1px solid var(--border-color);border-radius:8px;font-size:14px;font-family:inherit;outline:none;transition:all .2s;background:#fff;color:var(--text-primary)}.tool-panel input[type=text]:focus,.tool-panel input[type=password]:focus,.tool-panel select:focus{border-color:#cbd5e1;box-shadow:0 0 0 3px #0000000d}.memory-add{display:flex;gap:12px;align-items:center}.memory-add input{flex:1}.memory-search{display:flex;gap:12px;margin-bottom:16px}.memory-search input{flex:1}.memory-categories{display:flex;flex-wrap:wrap;gap:8px}.category-btn{padding:6px 14px;border-radius:20px;border:1px solid var(--border-color);background:#f8fafc;color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.category-btn:hover{background:#e2e8f0;color:var(--text-primary)}.category-btn.active{background:var(--text-primary);color:#fff;border-color:var(--text-primary);box-shadow:0 2px 4px #0000001a}.memory-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.memory-category{font-size:12px;font-weight:600;text-transform:uppercase;color:var(--text-secondary);background:#f1f5f9;padding:4px 8px;border-radius:6px}.memory-date{font-size:12px;color:var(--text-secondary)}.memory-content{font-size:14px;line-height:1.6;color:var(--text-primary);margin-bottom:16px}.memory-card-footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border-color);padding-top:12px}.memory-source{font-size:12px;color:#94a3b8}.memory-delete{background:transparent;border:none;color:#ef4444;cursor:pointer;font-size:13px;font-weight:500;padding:4px 8px;border-radius:4px}.memory-delete:hover{background:#fef2f2}.tool-panel h2{font-size:18px;font-weight:600;margin-bottom:20px;display:flex;align-items:center;gap:8px;color:var(--text-primary)}.panels-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(360px,1fr));gap:24px;width:100%;margin-top:24px}.tool-panel{background:var(--bg-main, #ffffff);border:1px solid var(--border-color, #e2e8f0);border-radius:12px;padding:24px;transition:all .2s ease;box-shadow:0 1px 3px #00000005;display:flex;flex-direction:column}.tool-panel:hover{box-shadow:0 4px 12px #0000000d;border-color:#cbd5e1}.tool-panel-header{display:flex;align-items:center;gap:12px;margin-bottom:24px;border-bottom:1px solid var(--border-color, #e2e8f0);padding-bottom:16px}.tool-panel-body{display:flex;flex-direction:column;gap:16px;flex:1}.tool-input{width:100%;padding:12px 16px;border:1px solid var(--border-color, #e2e8f0);border-radius:8px;font-family:inherit;font-size:14px;background:transparent;color:var(--text-primary);transition:all .2s;outline:none;box-sizing:border-box}textarea.tool-input{resize:vertical;min-height:80px;line-height:1.5}.tool-input:focus{border-color:var(--accent);box-shadow:0 0 0 2px #0000000d}.input-footer{display:flex;justify-content:space-between;align-items:center;margin-top:8px}.char-count{font-size:12px;color:var(--text-secondary);font-weight:500}.input-row{display:flex;gap:12px;align-items:center}.input-row .tool-input{flex:1}.btn-primary,.btn-secondary{padding:10px 20px;border-radius:8px;font-weight:600;font-size:14px;cursor:pointer;transition:all .2s;border:none;display:inline-flex;align-items:center;justify-content:center;gap:8px}.btn-primary{background:var(--accent, #000000);color:var(--bg-main, #ffffff)}.btn-primary:hover:not(:disabled){background:#333;transform:translateY(-1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--border-color, #e2e8f0);color:var(--text-primary, #0f172a)}.btn-secondary:hover:not(:disabled){background:#cbd5e1;transform:translateY(-1px)}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.result-box{margin-top:32px;background:#f8fafc;border-radius:12px;border:1px solid #e2e8f0;padding:24px}.result-box h3{margin:0 0 16px;font-size:16px;color:var(--text-primary)}.result-output{margin:0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-size:13px;color:#334155;white-space:pre-wrap;word-break:break-all;background:#fff;padding:16px;border-radius:8px;border:1px solid #e2e8f0}