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.toolbar-btn:hover{background:var(--bg-tertiary);color:var(--text-primary);border-color:var(--border-light)}.search-wrapper{align-items:center;display:flex;position:relative}.search-clear{color:var(--text-tertiary);cursor:pointer;opacity:.7;background:0 0;border:none;border-radius:4px;padding:2px 4px;font-size:16px;line-height:1;position:absolute;right:8px}.search-clear:hover{opacity:1;color:var(--text-primary)}.content-left{scrollbar-width:none;flex-direction:column;flex-shrink:0;gap:12px;width:140px;display:flex;overflow:hidden auto}.content-left::-webkit-scrollbar{display:none}.saved-filters-list{flex-direction:column;gap:2px;display:flex}.saved-filter-item{cursor:pointer;color:var(--text-secondary);background:var(--bg-secondary);border:1px solid #0000;border-radius:4px;justify-content:space-between;align-items:center;padding:3px 6px;font-size:11px;transition:all .15s;display:flex}.saved-filter-item:hover{background:var(--bg-tertiary);color:var(--text-primary)}.saved-filter-item.active{color:#7c3aed;background:#ede9fe22;border-color:#7c3aed}.mode-dark .saved-filter-item.active{color:#a78bfa;background:#2e106522;border-color:#a78bfa}.saved-filter-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.saved-filter-del{cursor:pointer;color:var(--text-tertiary);opacity:0;background:0 0;border:none;flex-shrink:0;padding:0 0 0 4px;font-size:13px;line-height:1;transition:opacity .15s}.saved-filter-item:hover .saved-filter-del{opacity:1}.outline-wrapper{flex:1;overflow:hidden auto}.outline-wrapper::-webkit-scrollbar{background:0 0;width:0}.server-status{color:var(--text-secondary);background:var(--bg-secondary);box-shadow:var(--shadow-sm);z-index:100;opacity:.85;border-radius:16px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;transition:all .2s;display:flex;position:fixed;bottom:8px;right:8px}.server-status:hover{opacity:1;box-shadow:var(--shadow-md)}.server-status i{font-size:14px}.server-status span{white-space:nowrap}.server-status-synced i{color:#10b981}.server-status-syncing i{color:#f59e0b}.server-status-error i{color:#ef4444}.server-status-offline i{color:#6b7280}.sync-time{color:var(--text-tertiary);font-size:11px}.sync-button{border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:4px;justify-content:center;align-items:center;margin-left:8px;padding:4px 8px;font-size:14px;transition:all .15s;display:flex}.sync-button:hover,.mode-dark .sync-button:hover{background:var(--bg-tertiary);border-color:var(--text-secondary)}.server-status-error .sync-button{color:#ef4444;border-color:#ef4444}.server-status-error .sync-button:hover{background:#fef2f2}.mode-dark .server-status-error .sync-button:hover{background:#450a0a}.sync-error-tooltip{background:var(--bg-elevated,#fff);border:1px solid var(--border-color,#e5e7eb);box-shadow:var(--shadow-lg,0 10px 15px -3px #0000001a);color:#ef4444;white-space:pre-wrap;word-break:break-all;z-index:1000;border-radius:6px;max-width:500px;max-height:200px;margin-bottom:8px;padding:8px 12px;font-size:12px;position:absolute;bottom:100%;right:0;overflow-y:auto}.sync-error-tooltip:after{content:"";border:6px solid #0000;border-top-color:var(--border-color,#e5e7eb);position:absolute;top:100%;right:10px}.save-error{color:#ef4444;background:#fef2f2;border-radius:4px;margin-right:12px;padding:4px 8px;font-weight:500}.mode-dark .save-error{background:#450a0a}.spin{animation:1s linear infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.settings-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;padding:8px;font-size:18px;transition:all .2s;display:flex}.settings-btn:hover{background:var(--bg-secondary);color:var(--text-primary)}.sidebar-toolbar{z-index:99;flex-direction:column;gap:12px;width:60px;transition:left .3s;display:flex;position:fixed;top:100px;left:200px}.sidebar-toolbar.collapsed{left:8px}.nfp-container,.node-filter-panel{flex-direction:column;align-items:center;gap:4px;margin-top:100px;display:flex}.nfp-toggle{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:100%;padding:6px 8px;font-size:12px;transition:all .15s;display:flex}.nfp-toggle:hover{color:var(--text-secondary)}.nfp-saved-list{flex-direction:column;gap:2px;display:flex}.nfp-saved-item{cursor:pointer;color:var(--text-tertiary);border-radius:4px;justify-content:center;align-items:center;padding:4px 8px;font-size:11px;transition:all .15s;display:flex}.nfp-saved-item:hover{background:var(--bg-tertiary);color:var(--text-secondary)}.nfp-saved-item.active{color:var(--text-primary);font-weight:600}.sidebar-toggle-btn{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:32px;height:32px;font-size:18px;transition:all .15s;display:flex}.sidebar-toggle-btn:hover{color:var(--text-secondary);background:var(--bg-tertiary)}.settings-overlay{-webkit-backdrop-filter:blur(4px);z-index:998;background:#0006;width:100%;height:100%;position:fixed;top:0;left:0}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:0 0;border-radius:2px}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:2px;transition:background .2s}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}::-webkit-scrollbar-corner{background:0 0}*{scrollbar-width:thin;scrollbar-color:var(--border-color) transparent}.content-left,.outline-wrapper,.file-list,.recycle-bin{scrollbar-width:thin;-ms-overflow-style:auto;scrollbar-width:thin}.content-left{scrollbar-width:thin}.content-left::-webkit-scrollbar{width:4px;display:block}.outline-wrapper{-ms-overflow-style:auto;scrollbar-width:thin}.outline-wrapper::-webkit-scrollbar{background:0 0;width:4px;display:block}.login-required-overlay{background:linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);z-index:9999;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.login-required-content{text-align:center;background:var(--bg-primary);border-radius:20px;max-width:400px;padding:48px;box-shadow:0 20px 60px #00000026}.login-required-logo{margin-bottom:24px}.login-required-logo img{object-fit:contain;width:100px;height:100px}.login-required-content h2{color:var(--text-primary);margin:0 0 12px;font-size:24px}.login-required-content p{color:var(--text-secondary);margin:0 0 32px;font-size:16px}.login-required-btn{background:var(--accent-color);color:#fff;cursor:pointer;border:none;border-radius:10px;align-items:center;gap:8px;padding:14px 32px;font-size:16px;font-weight:500;transition:all .2s;display:inline-flex}.login-required-btn:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 20px #007bff4d}.markdown-content{font-size:14px;line-height:1.6}.markdown-content p{margin:0 0 8px}.markdown-content p:last-child{margin-bottom:0}.markdown-content ul,.markdown-content ol{margin:8px 0;padding-left:20px}.markdown-content li{margin:4px 0}.markdown-content pre{background:var(--bg-tertiary);border-radius:8px;margin:8px 0;padding:12px;overflow-x:auto}.markdown-content pre code{font-family:Fira Code,Consolas,monospace;font-size:13px}.markdown-content code{background:var(--bg-tertiary);border-radius:4px;padding:2px 6px;font-family:Fira Code,Consolas,monospace;font-size:13px}.markdown-content blockquote{border-left:3px solid var(--accent-color);background:#7c3aed0f;border-radius:0 6px 6px 0;margin:8px 0;padding:8px 12px}.markdown-content strong{color:var(--accent-color);font-weight:600}.markdown-content a{color:var(--accent-color)}