@import"https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=IBM+Plex+Sans:wght@400;500;600&display=swap";:root{--bg-base: #1e1e1e;--bg-sidebar: #252526;--bg-titlebar: #323233;--bg-tab: #2d2d2d;--bg-tab-active: #1e1e1e;--bg-statusbar: #007acc;--bg-input: #3c3c3c;--bg-hover: #2a2d2e;--bg-active: #094771;--text-primary: #cccccc;--text-secondary: #858585;--text-muted: #5a5a5a;--text-bright: #e0e0e0;--accent: #0098ff;--accent-hover: #007acc;--accent-dim: #264f78;--yellow: #e5c07b;--green: #98c379;--red: #e06c75;--cyan: #56b6c2;--orange: #d19a66;--purple: #c678dd;--border: #3e3e42;--border-light: #474747;--radius: 4px;--sidebar-width: 280px;--titlebar-height: 36px;--statusbar-height: 24px;--tab-height: 36px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%;width:100%;overflow:hidden;font-family:IBM Plex Sans,-apple-system,sans-serif;background:var(--bg-base);color:var(--text-primary)}.loading-screen{height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;background:var(--bg-base);color:var(--text-secondary)}.spinner{width:32px;height:32px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.login-container{height:100vh;display:flex;align-items:center;justify-content:center;background:#0d1117;position:relative;overflow:hidden}.login-bg-grid{position:absolute;top:0;right:0;bottom:0;left:0;background-image:linear-gradient(rgba(0,152,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(0,152,255,.03) 1px,transparent 1px);background-size:48px 48px;animation:gridFade 3s ease-out forwards}@keyframes gridFade{0%{opacity:0}to{opacity:1}}.login-card{position:relative;z-index:1;background:#161b22;border:1px solid #30363d;border-radius:12px;padding:48px 40px;width:400px;max-width:90vw;display:flex;flex-direction:column;gap:16px;box-shadow:0 24px 80px #00000080;animation:cardIn .5s ease-out}@keyframes cardIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.login-logo{display:flex;align-items:center;gap:12px;margin-bottom:4px}.login-logo-icon{width:44px;height:44px;background:var(--accent);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-family:JetBrains Mono,monospace;font-weight:600;font-size:22px}.login-logo-text{font-size:24px;font-weight:600;color:#e6edf3;letter-spacing:-.5px}.login-subtitle{color:#8b949e;font-size:14px;margin-bottom:8px}.login-error{background:#e06c751a;border:1px solid rgba(224,108,117,.3);color:var(--red);padding:10px 14px;border-radius:6px;font-size:13px}.login-label{color:#8b949e;font-size:13px;font-weight:500;margin-bottom:4px}.login-input{width:100%;padding:10px 14px;background:#0d1117;border:1px solid #30363d;border-radius:6px;color:#e6edf3;font-size:14px;font-family:inherit;outline:none;transition:border-color .2s}.login-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px #0098ff26}.login-input+.login-input{margin-top:12px}.login-btn{margin-top:8px;padding:11px;background:#238636;color:#fff;border:1px solid rgba(240,246,252,.1);border-radius:6px;font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:background .2s}.login-btn:hover:not(:disabled){background:#2ea043}.login-btn:disabled{opacity:.6;cursor:not-allowed}.app-container{height:100vh;display:flex;flex-direction:column;overflow:hidden}.main-layout{flex:1;display:flex;overflow:hidden}.titlebar{height:var(--titlebar-height);background:var(--bg-titlebar);display:flex;align-items:center;padding:0 12px;gap:10px;border-bottom:1px solid var(--border);-webkit-app-region:drag;-webkit-user-select:none;user-select:none;flex-shrink:0}.titlebar-logo{width:22px;height:22px;background:var(--accent);color:#fff;border-radius:5px;display:flex;align-items:center;justify-content:center;font-family:JetBrains Mono,monospace;font-weight:600;font-size:12px}.titlebar-text{font-size:12px;font-weight:500;color:var(--text-secondary)}.titlebar-file{font-size:12px;color:var(--text-bright);margin-left:4px}.titlebar-right{margin-left:auto;display:flex;align-items:center;gap:10px}.status-msg{font-size:12px;color:var(--yellow);animation:fadeIn .2s}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.save-btn{display:flex;align-items:center;gap:5px;background:transparent;border:1px solid var(--border-light);color:var(--text-primary);padding:3px 10px;border-radius:var(--radius);font-size:12px;font-family:inherit;cursor:pointer;transition:all .15s;-webkit-app-region:no-drag}.save-btn:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent);color:var(--text-bright)}.save-btn:disabled{opacity:.5;cursor:not-allowed}.sidebar{width:var(--sidebar-width);min-width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;flex-shrink:0}.sidebar-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px 6px;flex-shrink:0}.sidebar-title{font-size:11px;font-weight:600;letter-spacing:.8px;color:var(--text-secondary)}.sidebar-actions{display:flex;gap:4px}.icon-btn{background:none;border:none;color:var(--text-secondary);cursor:pointer;padding:4px;border-radius:3px;display:flex;align-items:center;justify-content:center;transition:all .15s}.icon-btn:hover{color:var(--text-bright);background:var(--bg-hover)}.search-bar{padding:6px 10px;display:flex;align-items:center;gap:6px;flex-shrink:0}.search-icon{color:var(--text-muted);display:flex;flex-shrink:0}.search-input{flex:1;background:var(--bg-input);border:1px solid transparent;border-radius:3px;color:var(--text-primary);padding:5px 8px;font-size:13px;font-family:inherit;outline:none;transition:border-color .15s}.search-input:focus{border-color:var(--accent)}.search-input::placeholder{color:var(--text-muted)}.sidebar-loading{padding:8px 16px;color:var(--text-secondary);font-size:12px;flex-shrink:0}.sidebar-empty{padding:24px 16px;color:var(--text-muted);font-size:13px;text-align:center}.tree-view{flex:1;overflow-y:auto;overflow-x:hidden;padding-bottom:16px}.tree-view::-webkit-scrollbar{width:8px}.tree-view::-webkit-scrollbar-track{background:transparent}.tree-view::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.tree-view::-webkit-scrollbar-thumb:hover{background:var(--border-light)}.tree-group{margin-top:2px}.tree-item{display:flex;align-items:center;gap:4px;padding:3px 8px;cursor:pointer;font-size:13px;color:var(--text-primary);transition:background .1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;-webkit-user-select:none;user-select:none}.tree-item:hover{background:var(--bg-hover)}.tree-item.active{background:var(--bg-active);color:var(--text-bright)}.tree-graph{padding-left:8px;font-weight:500}.tree-node{padding-left:24px}.tree-callback{padding-left:48px}.tree-callback.empty{color:var(--text-muted)}.chevron{display:flex;align-items:center;transition:transform .15s;flex-shrink:0;color:var(--text-secondary)}.chevron.open{transform:rotate(90deg)}.tree-icon{display:flex;align-items:center;flex-shrink:0}.folder-icon{color:var(--orange)}.node-icon{color:var(--cyan)}.file-icon{color:var(--accent)}.tree-label{overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0}.node-type-badge{font-size:9px;font-weight:600;letter-spacing:.5px;padding:1px 5px;border-radius:3px;background:#56b6c226;color:var(--cyan);flex-shrink:0;margin-left:auto}.modified-dot{display:flex;align-items:center;margin-left:auto;flex-shrink:0}.editor-area{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}.tab-bar{display:flex;align-items:stretch;background:var(--bg-tab);border-bottom:1px solid var(--border);height:var(--tab-height);overflow-x:auto;overflow-y:hidden;flex-shrink:0}.tab-bar::-webkit-scrollbar{height:0}.tab{display:flex;align-items:center;gap:6px;padding:0 12px;min-width:120px;max-width:200px;border-right:1px solid var(--border);cursor:pointer;font-size:12px;color:var(--text-secondary);transition:all .1s;-webkit-user-select:none;user-select:none;flex-shrink:0}.tab:hover{color:var(--text-primary)}.tab.active{background:var(--bg-tab-active);color:var(--text-bright);border-bottom:1px solid var(--bg-tab-active);margin-bottom:-1px}.tab-dot{display:flex;flex-shrink:0}.tab-label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.tab-close{display:flex;padding:2px;border-radius:3px;opacity:0;transition:all .1s;flex-shrink:0}.tab:hover .tab-close{opacity:.6}.tab-close:hover{opacity:1!important;background:#ffffff1a}.welcome-screen{flex:1;display:flex;align-items:center;justify-content:center;background:var(--bg-base)}.welcome-content{text-align:center;color:var(--text-muted);animation:fadeIn .5s ease-out}.welcome-logo{width:80px;height:80px;background:linear-gradient(135deg,var(--accent),var(--purple));color:#fff;border-radius:20px;display:flex;align-items:center;justify-content:center;font-family:JetBrains Mono,monospace;font-weight:600;font-size:40px;margin:0 auto 24px;box-shadow:0 8px 32px #0098ff33}.welcome-content h1{font-size:28px;font-weight:500;color:var(--text-secondary);margin-bottom:8px;letter-spacing:-.5px}.welcome-content p{font-size:14px;color:var(--text-muted);margin-bottom:24px}.shortcuts{display:flex;flex-direction:column;gap:6px;align-items:center}.shortcut-row{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-muted)}kbd{background:var(--bg-input);border:1px solid var(--border-light);border-radius:3px;padding:2px 8px;font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-secondary)}.statusbar{height:var(--statusbar-height);background:var(--bg-statusbar);display:flex;align-items:center;padding:0 10px;gap:16px;font-size:12px;color:#fff;flex-shrink:0}.statusbar-item{opacity:.9}.statusbar-right{margin-left:auto;opacity:.8}.sidebar-pagination{flex-shrink:0;border-top:1px solid var(--border);padding:8px 12px;display:flex;flex-direction:column;gap:8px;background:var(--bg-sidebar)}.pagination-size{display:flex;align-items:center;gap:8px}.pagination-label{font-size:11px;color:var(--text-secondary);white-space:nowrap}.pagination-select{flex:1;background:var(--bg-input);border:1px solid var(--border);border-radius:3px;color:var(--text-primary);padding:3px 6px;font-size:12px;font-family:inherit;outline:none;cursor:pointer;transition:border-color .15s}.pagination-select:focus{border-color:var(--accent)}.pagination-select option{background:var(--bg-input);color:var(--text-primary)}.pagination-nav{display:flex;align-items:center;justify-content:center;gap:8px}.pagination-btn{background:var(--bg-input);border:1px solid var(--border);border-radius:3px;color:var(--text-primary);width:28px;height:24px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:16px;line-height:1;transition:all .15s}.pagination-btn:hover:not(:disabled){background:var(--bg-hover);border-color:var(--accent);color:var(--text-bright)}.pagination-btn:disabled{opacity:.3;cursor:not-allowed}.pagination-info{font-size:12px;color:var(--text-secondary);min-width:50px;text-align:center;font-variant-numeric:tabular-nums}.pagination-total{font-size:11px;color:var(--text-muted);text-align:center}.monaco-editor,.monaco-editor .overflow-guard{border-radius:0!important}@media (max-width: 768px){:root{--sidebar-width: 220px}}