@font-face{font-family:"Roboto";font-weight:normal;src:url("../font/roboto-regular.woff2") format("woff2")}@font-face{font-family:"Roboto";font-stretch:condensed;src:url("../font/roboto-condensed-regular.woff2") format("woff2")}*,*::before,*::after{box-sizing:border-box}html,body{height:100%;margin:0;padding:0}body{overflow:hidden;background:#191919;color:#d8d8d8;font-family:Roboto,Noto,Oxygen,Ubuntu,"Open Sans","Helvetica Neue",sans-serif;font-size:13px}ueb-editor-app{display:block;width:100vw;height:100vh;min-width:0}button,input,select,textarea{font-family:inherit}button{-webkit-tap-highlight-color:rgba(0,0,0,0)}*{scrollbar-width:thin;scrollbar-color:var(--app-border-soft) rgba(0,0,0,0)}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{border:2px solid rgba(0,0,0,0);border-radius:6px;background:var(--app-border-soft);background-clip:content-box}::-webkit-scrollbar-thumb:hover{background:var(--app-text-muted);background-clip:content-box}.app-shell{--app-bg: #1e1e1e;--app-bg-elevated: #262626;--app-bg-panel: #202020;--app-bg-input: #141414;--app-bg-hover: #303030;--app-border: #111;--app-border-soft: #373737;--app-text: #dcdcdc;--app-text-muted: #909090;--app-accent: #3c8ce7;--app-accent-soft: rgba(60, 140, 231, 0.16);--app-danger: #d9534f;--app-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);display:flex;flex-direction:column;width:100%;height:100%;min-height:0;background:var(--app-bg);color:var(--app-text);color-scheme:dark}.app-shell.app-theme-light{--app-bg: #f4f4f4;--app-bg-elevated: #ffffff;--app-bg-panel: #ececec;--app-bg-input: #ffffff;--app-bg-hover: #dfdfdf;--app-border: #cfcfcf;--app-border-soft: #c4c4c4;--app-text: #202020;--app-text-muted: #676767;--app-accent: #0a6fd8;--app-accent-soft: rgba(10, 111, 216, 0.12);--app-danger: #c23b37;--app-shadow: 0 18px 40px rgba(0, 0, 0, 0.22);color-scheme:light}.app-titlebar{display:flex;flex:none;align-items:center;gap:8px;height:42px;padding:0 8px;background:var(--app-bg-panel);border-bottom:1px solid var(--app-border)}.app-brand{display:flex;align-items:center;gap:8px;padding-right:6px;font-weight:700;letter-spacing:.2px}.app-brand-mark{display:grid;place-items:center;width:24px;height:24px;border-radius:5px;background:linear-gradient(135deg, #4a9bf0, #1d5fa8);color:#fff;font-size:9px;font-weight:800;letter-spacing:.4px}.app-brand-name{font-size:13px;color:var(--app-text);white-space:nowrap}.app-menubar{display:flex;align-items:center;gap:1px}.app-menu{position:relative}.app-menu-button{padding:6px 10px;border:0;border-radius:4px;background:none;color:var(--app-text);font:inherit;font-size:12px;cursor:pointer}.app-menu-button:hover,.app-menu.open .app-menu-button{background:var(--app-bg-hover)}.app-menu-popup{position:absolute;top:calc(100% + 5px);left:0;z-index:90;min-width:252px;padding:5px;background:var(--app-bg-elevated);border:1px solid var(--app-border-soft);border-radius:6px;box-shadow:var(--app-shadow)}.app-menu-item{display:flex;align-items:center;gap:10px;width:100%;padding:6px 10px;border:0;border-radius:4px;background:none;color:var(--app-text);font:inherit;font-size:12px;text-align:left;cursor:pointer}.app-menu-item:hover:not(:disabled){background:var(--app-accent-soft)}.app-menu-item:disabled{opacity:.38;cursor:default}.app-menu-item.danger{color:var(--app-danger)}.app-menu-item.checked .app-menu-item-label{color:var(--app-accent)}.app-menu-item-label{flex:1;white-space:nowrap}.app-menu-shortcut{color:var(--app-text-muted);font-size:11px;white-space:nowrap}.app-menu-item-check{display:flex;flex:none;width:13px;height:13px;color:var(--app-accent)}.app-menu-item-check svg{width:13px;height:13px}.app-menu-separator{height:1px;margin:5px 6px;background:var(--app-border-soft)}.app-titlebar-title{display:flex;align-items:center;gap:6px;max-width:34vw;margin-left:auto;margin-right:10px;overflow:hidden;color:var(--app-text-muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}.app-dirty-dot{flex:none;width:7px;height:7px;border-radius:50%;background:var(--app-accent)}.app-titlebar-actions{display:flex;flex:none;gap:2px}.app-button{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:28px;padding:4px 13px;border:1px solid var(--app-border-soft);border-radius:4px;background:var(--app-bg-elevated);color:var(--app-text);font:inherit;font-size:12px;cursor:pointer}.app-button:hover:not(:disabled){background:var(--app-bg-hover)}.app-button:disabled{opacity:.4;cursor:default}.app-button.primary{border-color:var(--app-accent);background:var(--app-accent);color:#fff}.app-button.primary:hover:not(:disabled){filter:brightness(1.12)}.app-button.danger{border-color:var(--app-danger);color:var(--app-danger)}.app-button.danger:hover:not(:disabled){background:rgba(217,83,79,.14)}.app-button svg{width:13px;height:13px}.app-icon-button{display:inline-flex;flex:none;align-items:center;justify-content:center;width:26px;height:26px;padding:0;border:0;border-radius:4px;background:none;color:var(--app-text-muted);cursor:pointer}.app-icon-button:hover:not(:disabled){background:var(--app-bg-hover);color:var(--app-text)}.app-icon-button:disabled{opacity:.3;cursor:default}.app-icon-button svg{width:15px;height:15px}.app-body{display:flex;flex:1;min-height:0}.app-sidebar{display:flex;flex:none;flex-direction:column;width:var(--app-sidebar-width);min-height:0;background:var(--app-bg-panel);border-right:1px solid var(--app-border)}.app-resizer{flex:none;width:4px;margin-left:-2px;background:rgba(0,0,0,0);cursor:col-resize;z-index:5}.app-resizer:hover{background:var(--app-accent)}.app-main{display:flex;flex:1;flex-direction:column;min-width:0;min-height:0}.app-sidebar-header{display:flex;flex:none;flex-direction:column;gap:7px;padding:10px 10px 8px}.app-sidebar-heading{display:flex;align-items:center;justify-content:space-between;color:var(--app-text-muted);font-size:10px;font-weight:700;letter-spacing:.9px;text-transform:uppercase}.app-sidebar-count{padding:1px 6px;border-radius:8px;background:var(--app-bg-hover);color:var(--app-text-muted);font-size:10px;font-weight:600;letter-spacing:0}.app-sidebar-actions{display:flex;gap:1px}.app-tree-search{display:flex;flex:none;align-items:center;gap:5px;height:28px;margin:0 10px 8px;padding:0 6px;background:var(--app-bg-input);border:1px solid var(--app-border-soft);border-radius:5px}.app-tree-search>svg{flex:none;width:14px;height:14px;color:var(--app-text-muted)}.app-tree-search:focus-within{border-color:var(--app-accent)}.app-tree-search-input{flex:1;min-width:0;border:0;outline:none;background:none;color:var(--app-text);font:inherit;font-size:12px}.app-tree-search-input::placeholder{color:var(--app-text-muted)}.app-search-clear{width:18px;height:18px}.app-search-clear svg{width:11px;height:11px}.app-tree-scroll{flex:1;overflow:auto;padding:0 6px 10px}.app-sidebar-footer{flex:none;padding:8px 10px;border-top:1px solid var(--app-border)}.app-sidebar-project{display:flex;align-items:center;gap:8px;width:100%;padding:6px 8px;border:0;border-radius:5px;background:none;color:var(--app-text-muted);font:inherit;font-size:12px;text-align:left;cursor:pointer}.app-sidebar-project:hover{background:var(--app-bg-hover);color:var(--app-text)}.app-sidebar-project svg{flex:none;width:15px;height:15px}.app-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-tree{display:flex;flex-direction:column;min-height:100%}.app-tree-row{position:relative;display:flex;align-items:center;gap:5px;height:26px;padding-right:6px;padding-left:calc(6px + var(--app-depth, 0)*14px);border-radius:4px;color:var(--app-text);cursor:pointer;white-space:nowrap;user-select:none}.app-tree-row:hover{background:var(--app-bg-hover)}.app-tree-row.selected{background:var(--app-bg-hover)}.app-tree-file.active{background:var(--app-accent-soft);box-shadow:inset 2px 0 0 var(--app-accent)}.app-tree-file:focus-visible{outline:1px solid var(--app-accent);outline-offset:-1px}.app-tree-chevron{display:flex;flex:none;align-items:center;justify-content:center;width:14px;height:14px;color:var(--app-text-muted)}.app-tree-chevron svg{width:12px;height:12px}.app-tree-icon{display:flex;flex:none;align-items:center;justify-content:center;width:16px;height:16px;color:#7fb3e8}.app-tree-folder .app-tree-icon{color:#d9b25b}.app-tree-icon svg{width:15px;height:15px}.app-tree-label{flex:1;overflow:hidden;font-size:12.5px;text-overflow:ellipsis}.app-tree-path{flex:none;max-width:45%;overflow:hidden;color:var(--app-text-muted);font-size:11px;text-overflow:ellipsis}.app-tree-open-dot{flex:none;width:5px;height:5px;margin-left:auto;border-radius:50%;background:var(--app-accent)}.app-tree-row-actions{display:none;margin-left:auto}.app-tree-folder:hover .app-tree-row-actions{display:flex}.app-tree-row-action{display:flex;align-items:center;justify-content:center;width:20px;height:20px;padding:0;border:0;border-radius:4px;background:none;color:var(--app-text-muted);cursor:pointer}.app-tree-row-action:hover{background:var(--app-bg-elevated);color:var(--app-text)}.app-tree-row-action svg{width:12px;height:12px}.app-tree-row.drop-target{background:var(--app-accent-soft);outline:1px dashed var(--app-accent);outline-offset:-1px}.app-tree-empty{padding:22px 16px;color:var(--app-text-muted);font-size:12px;line-height:1.5;text-align:center}.app-tabbar{display:flex;flex:none;align-items:stretch;height:36px;min-width:0;background:var(--app-bg-panel);border-bottom:1px solid var(--app-border)}ueb-tab-strip{display:flex;flex:1;min-width:0;overflow:hidden}.app-tab-strip-inner{display:flex;align-items:stretch;min-width:0;overflow-x:auto;scrollbar-width:none}.app-tab-strip-inner::-webkit-scrollbar{display:none}.app-tab{position:relative;display:flex;flex:none;align-items:center;gap:6px;min-width:118px;max-width:210px;padding:0 6px 0 12px;border-right:1px solid var(--app-border);background:var(--app-bg);color:var(--app-text-muted);font-size:12px;cursor:pointer}.app-tab:hover{background:var(--app-bg-hover)}.app-tab.active{background:var(--app-bg-elevated);color:var(--app-text)}.app-tab.active::after{content:"";position:absolute;right:0;bottom:-1px;left:0;height:2px;background:var(--app-accent)}.app-tab:focus-visible{outline:1px solid var(--app-accent);outline-offset:-1px}.app-tab-icon{display:flex;flex:none;width:13px;height:13px;color:#7fb3e8}.app-tab-icon svg{width:13px;height:13px}.app-tab-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-tab-dot{flex:none;width:6px;height:6px;border-radius:50%;background:var(--app-accent)}.app-tab-dot[hidden]{display:none}.app-tab-close{display:flex;flex:none;align-items:center;justify-content:center;width:18px;height:18px;padding:0;border:0;border-radius:3px;background:none;color:var(--app-text-muted);opacity:0;cursor:pointer}.app-tab:hover .app-tab-close,.app-tab.active .app-tab-close{opacity:1}.app-tab-close:hover{background:var(--app-bg-hover);color:var(--app-text)}.app-tab-close svg{width:11px;height:11px}.app-tabbar-actions{display:flex;flex:none;align-items:center;gap:1px;padding:0 5px;border-left:1px solid var(--app-border)}.app-doc-stack{position:relative;flex:1;min-height:0;background:#262626}.app-shell.app-theme-light 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var(--app-border-soft);border-radius:6px;box-shadow:var(--app-shadow)}.app-toasts{position:fixed;right:16px;bottom:32px;z-index:200;display:flex;flex-direction:column;gap:8px;pointer-events:none}.app-toast{padding:8px 14px;background:var(--app-bg-elevated);border:1px solid var(--app-border-soft);border-left:3px solid var(--app-accent);border-radius:5px;box-shadow:var(--app-shadow);color:var(--app-text);font-size:12px;animation:app-toast-in .18s ease-out}@keyframes app-toast-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.app-modal-layer{position:fixed;inset:0;z-index:150;display:flex;align-items:center;justify-content:center;padding:24px;background:rgba(0,0,0,.55);backdrop-filter:blur(2px)}.app-modal{display:flex;flex-direction:column;width:min(460px,100%);max-height:min(80vh,760px);overflow:hidden;background:var(--app-bg-elevated);border:1px solid 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