:root{--bg-primary:#212121;--bg-secondary:#2f2f2f;--bg-tertiary:#1a1a1a;--bg-elevated:#242424;--bg-spreadsheet:#000;--text-primary:#ececec;--text-secondary:#999;--text-tertiary:#888;--text-muted:#666;--text-inverse:#000;--accent-primary:#19c37d;--accent-primary-hover:#17b374;--accent-secondary:#007bff;--accent-secondary-hover:#007bffc0;--border-primary:#444;--border-secondary:#333;--border-focus:#10a37f4d;--error:#f44336;--error-light:#f44;--error-bg:#ffebee;--warning:#f57c00;--warning-bg:#fff8e1;--info:#007bff;--button-disabled:#d0d0d0;--accept-btn:#10b981;--accept-btn-hover:#059669;--reject-btn:#6b7280;--reject-btn-hover:#4b5563;--overlay:#000000b3;--scrollbar-thumb:#fff3;--scrollbar-thumb-hover:#ffffff4d;--highlight-bg:#646cff0d;--hover-bg:#2a2a2a;--active-bg:#3c3c3c;--selected-bg:#4a4a4a}:root[data-theme=light]{--bg-primary:#fff;--bg-secondary:#f5f5f5;--bg-tertiary:#fafafa;--bg-elevated:#fff;--bg-spreadsheet:#fff;--text-primary:#1a1a1a;--text-secondary:#666;--text-tertiary:#888;--text-muted:#999;--text-inverse:#fff;--accent-primary:#19c37d;--accent-primary-hover:#17b374;--accent-secondary:#007bff;--accent-secondary-hover:#007bffc0;--border-primary:#d0d0d0;--border-secondary:#e8e8e8;--border-focus:#10a37f4d;--error:#f44336;--error-light:#f44;--error-bg:#ffebee;--warning:#f57c00;--warning-bg:#fff8e1;--info:#007bff;--button-disabled:#d0d0d0;--overlay:#00000080;--scrollbar-thumb:#0003;--scrollbar-thumb-hover:#0000004d;--highlight-bg:#646cff14;--hover-bg:#f5f5f5;--active-bg:#eee;--selected-bg:#e8e8e8}:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;background-color:var(--bg-elevated);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}a{color:var(--accent-secondary);-webkit-text-decoration:inherit;text-decoration:inherit;font-weight:500}a:hover{color:var(--accent-secondary-hover)}html,body,#root{height:100%;margin:0;padding:0;overflow:hidden}body{touch-action:pan-x pan-y;-ms-touch-action:pan-x pan-y;min-width:320px}*{touch-action:manipulation}h1{font-size:3.2em;line-height:1.1}button{background-color:var(--bg-tertiary);cursor:pointer;border:1px solid #0000;border-radius:4px;padding:.6em 1.2em;font-family:inherit;font-size:1em;font-weight:500;transition:border-color .25s}button:hover{border-color:var(--accent-secondary)}button:focus{outline:4px auto -webkit-focus-ring-color}button:focus-visible{outline:4px auto -webkit-focus-ring-color}.monaco-aria-container{display:none!important}.monaco-editor .suggest-widget{z-index:10000!important;min-width:150px!important;max-width:350px!important}.monaco-editor .parameter-hints-widget{z-index:10000!important}.monaco-editor .suggest-widget .suggest-details-container,.monaco-editor .suggest-widget .details{display:none!important}.monaco-editor .suggest-widget .tree,.monaco-editor .suggest-widget .monaco-list{width:auto!important}.spreadsheet-toolbar{background:var(--bg-primary);flex-shrink:0;align-items:center;gap:0;min-height:28px;padding:2px 0;display:flex;position:relative}.toolbar-scroll-container{scrollbar-width:none;-ms-overflow-style:none;flex:1;align-items:center;gap:2px;min-width:0;padding:0 6px;display:flex;overflow:auto clip}.toolbar-scroll-container::-webkit-scrollbar{display:none}.toolbar-nav-arrow{background:var(--bg-secondary);height:100%;min-height:24px;color:var(--text-secondary);cursor:pointer;z-index:1;border:none;border-radius:0;outline:none;flex-shrink:0;justify-content:center;align-items:center;padding:0 6px;display:flex}.toolbar-nav-arrow:focus{outline:none}.toolbar-nav-arrow:hover{background:var(--hover-bg);color:var(--text-primary);border-color:var(--accent-primary)}.toolbar-nav-arrow:active{background:var(--active-bg)}.toolbar-nav-left{border-right:1px solid var(--border-primary)}.toolbar-nav-right{border-left:1px solid var(--border-primary)}.spreadsheet-toolbar.disabled{opacity:.5;pointer-events:none}.toolbar-button{color:var(--text-primary);cursor:pointer;background:0 0;border:none;border-radius:4px;outline:none;justify-content:center;align-items:center;gap:2px;min-width:24px;height:24px;padding:2px 4px;font-size:13px;transition:background-color .15s;display:flex}.toolbar-button:focus{outline:none}.toolbar-button:focus-visible{outline:2px solid var(--accent-primary);outline-offset:1px}.toolbar-button:hover:not(:disabled){background:var(--hover-bg)}.toolbar-button:active:not(:disabled){background:var(--active-bg)}.toolbar-button.active{background:var(--active-bg);color:var(--accent-primary)}.toolbar-button:disabled{opacity:.4;cursor:not-allowed}.toolbar-icon{justify-content:center;align-items:center;font-family:inherit;font-size:13px;line-height:1;display:flex}.toolbar-icon.bold{font-weight:700}.toolbar-icon.italic{font-family:Georgia,serif;font-style:italic}.toolbar-icon.underline{text-decoration:underline}.toolbar-icon.strikethrough{text-decoration:line-through}.toolbar-icon svg{width:14px;height:14px}.dropdown-icon{flex-shrink:0;width:16px;height:16px}.toolbar-divider{background:var(--border-primary);flex-shrink:0;width:1px;height:18px;margin:0 4px}.toolbar-dropdown-container{position:relative}.color-button{flex-direction:column;align-items:center;gap:2px;padding:2px 4px}.color-button .toolbar-icon{height:14px;line-height:14px}.color-indicator{border-radius:1px;width:14px;height:3px}.color-indicator-default{background:var(--text-secondary)}.font-size-button{justify-content:center;min-width:28px}.font-size-adjust{min-width:20px;padding:2px}.font-size-adjust .toolbar-icon{font-size:14px;font-weight:700}.font-size-value{font-size:12px}.dropdown-menu{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:4px;max-height:300px;overflow-y:auto;box-shadow:0 4px 12px #00000026}.dropdown-item{color:var(--text-primary);text-align:left;cursor:pointer;white-space:nowrap;background:0 0;border:none;outline:none;align-items:center;gap:6px;padding:5px 8px;font-size:13px;transition:background-color .15s;display:flex}.dropdown-item:focus{outline:none}.dropdown-item.active{background:var(--active-bg);color:var(--accent-primary)}.font-size-dropdown .dropdown-item{justify-content:center;padding:3px 8px}.border-icon{text-align:center;width:16px;font-size:13px}.border-icon-img{object-fit:contain;flex-shrink:0;width:16px;height:16px}[data-theme=dark] .border-icon-img{filter:invert()}.toolbar-border-icon{width:14px;height:14px}.color-picker-dropdown{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:4px;min-width:180px;padding:6px;box-shadow:0 2px 8px #00000026}.color-picker-option{width:100%;color:var(--text-primary);cursor:pointer;background:0 0;border:none;border-radius:3px;align-items:center;gap:8px;padding:4px 6px;font-size:12px;transition:background-color .15s;display:flex}.color-picker-option:hover{background:var(--hover-bg)}.color-picker-option:focus{outline:none}.color-picker-auto-swatch{border:1px solid var(--border-primary);background:linear-gradient(135deg,#000 50%,#0000 50%);border-radius:2px;width:14px;height:14px}.color-picker-no-color{border:1px solid var(--border-primary);background:#fff;border-radius:2px;width:14px;height:14px;position:relative}.color-picker-no-color:after{content:"";background:red;height:2px;position:absolute;top:50%;left:-1px;right:-1px;transform:rotate(-45deg)}.color-picker-divider{background:var(--border-primary);height:1px;margin:4px 0}.color-picker-section-label{color:var(--text-secondary);padding:2px 4px 4px;font-size:11px;font-weight:500}.color-palette{gap:1px;display:grid}.color-palette.theme-palette{grid-template-columns:repeat(10,1fr)}.color-palette.standard-palette{grid-template-columns:repeat(8,1fr);margin-bottom:2px;margin-left:1px}.color-picker-more-icon{flex-shrink:0;width:14px;height:14px}.color-picker-input{opacity:0;pointer-events:none;width:0;height:0;position:absolute}.color-swatch:hover{z-index:1;transform:scale(1.2);box-shadow:0 2px 4px #0000004d}.align-icon svg{width:14px;height:14px}@media (max-width:768px){.spreadsheet-toolbar{padding:2px 0}.toolbar-scroll-container{gap:1px;padding:0 4px}.toolbar-button{min-width:22px;height:22px;padding:2px 3px}.toolbar-divider{margin:0 2px}.font-size-button{min-width:24px}.font-size-adjust{min-width:18px}}.confirm-dialog-overlay{z-index:10000;background-color:#000000b3;justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.confirm-dialog{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:4px;width:90%;max-width:500px;box-shadow:0 4px 20px #0000004d}.confirm-dialog-header{border-bottom:1px solid var(--border-primary);justify-content:space-between;align-items:center;padding:8px;display:flex}.confirm-dialog-header h2{color:var(--text-primary);margin:0;font-size:20px;font-weight:600}.confirm-dialog-close{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:30px;height:30px;padding:0;font-size:28px;transition:all .2s;display:flex}.confirm-dialog-close:hover{background-color:var(--hover-bg);color:var(--text-primary)}.confirm-dialog-close:focus{box-shadow:none;outline:none}.confirm-dialog-close:focus-visible{box-shadow:none;outline:none}.confirm-dialog-body{padding:8px}.confirm-dialog-body p{color:var(--text-secondary);margin:0 0 8px;line-height:1.6}.confirm-dialog-body p:last-of-type{margin-bottom:0}.confirm-dialog-subtitle{color:var(--text-tertiary);font-size:13px}.confirm-dialog-body .form-group{margin-bottom:16px}.confirm-dialog-body .form-group:last-child{margin-bottom:0}.confirm-dialog-body .form-group label{color:var(--text-primary);margin-bottom:8px;font-weight:500;display:block}.confirm-dialog-body .form-group input{border:1px solid var(--border-primary);background-color:var(--bg-primary);width:100%;color:var(--text-primary);border-radius:4px;padding:10px 12px;font-size:14px;transition:border-color .2s}.confirm-dialog-body .form-group input:focus{border-color:var(--accent-secondary);outline:none;box-shadow:0 0 0 3px #a855f71a}.confirm-dialog-body .auth-error{margin-top:12px;margin-bottom:0}.confirm-dialog-footer{border-top:1px solid var(--border-primary);background-color:var(--bg-tertiary);justify-content:flex-end;gap:12px;padding:8px;display:flex}.confirm-dialog-cancel,.confirm-dialog-secondary,.confirm-dialog-confirm{cursor:pointer;border:none;border-radius:4px;padding:4px 10px;font-size:14px;font-weight:500;transition:all .2s}.confirm-dialog-cancel:disabled,.confirm-dialog-secondary:disabled,.confirm-dialog-confirm:disabled{opacity:.5;cursor:not-allowed}.confirm-dialog-cancel:focus,.confirm-dialog-secondary:focus,.confirm-dialog-confirm:focus{box-shadow:none;outline:none}.confirm-dialog-cancel:focus-visible{box-shadow:none;outline:none}.confirm-dialog-secondary:focus-visible{box-shadow:none;outline:none}.confirm-dialog-confirm:focus-visible{box-shadow:none;outline:none}.confirm-dialog-cancel{color:var(--text-secondary);border:1px solid var(--border-primary);background-color:#0000}.confirm-dialog-cancel:hover:not(:disabled){background-color:var(--hover-bg);color:var(--text-primary)}.confirm-dialog-secondary{background-color:var(--accent-secondary);color:#fff}.confirm-dialog-secondary:hover:not(:disabled){background-color:var(--accent-hover)}.confirm-dialog-secondary.destructive{background-color:#dc2626}.confirm-dialog-secondary.destructive:hover:not(:disabled){background-color:#b91c1c}.confirm-dialog-confirm{background-color:var(--accent-secondary);color:#fff}.confirm-dialog-confirm:hover:not(:disabled){background-color:var(--accent-hover)}.confirm-dialog-confirm.destructive{background-color:#dc2626}.confirm-dialog-confirm.destructive:hover:not(:disabled){background-color:#b91c1c}.dataset-viewer{background-color:var(--bg-tertiary);flex-direction:column;height:100%;display:flex;position:relative}.empty-state{color:var(--text-tertiary);flex-direction:column;flex:1;justify-content:center;align-items:center;display:flex}.empty-state h2{margin:0 0 .5rem;font-size:1.5rem}.empty-state p{margin:0;font-size:1rem}.viewer-content{flex-direction:column;flex:1;min-height:0;display:flex;position:relative;overflow:hidden}.viewer-content.dragging-over{border:2px dashed var(--accent-secondary);background-color:var(--highlight-bg)}.tree-drop-overlay{border:2px dashed var(--accent-primary);color:var(--accent-primary);z-index:1000;cursor:move;background-color:#61afef26;justify-content:center;align-items:center;font-size:1.2rem;font-weight:600;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.drag-overlay{background-color:var(--overlay);z-index:100;pointer-events:none;justify-content:center;align-items:center;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.drag-message{background-color:var(--accent-secondary);color:#fff;border-radius:4px;padding:2rem 3rem;font-size:1.2rem;font-weight:600;box-shadow:0 4px 12px #0000004d}.tabs-container-bottom{background-color:var(--bg-primary);border-top:1px solid var(--border-primary);box-sizing:border-box;flex-shrink:0;align-items:center;height:32px;min-height:32px;display:flex}.tabs-scroll{scrollbar-width:none;-ms-overflow-style:none;flex:1;min-width:0;height:100%;display:flex;overflow-x:auto}.tabs-scroll::-webkit-scrollbar{display:none}.tab-nav-arrows{flex-shrink:0;align-items:center;height:100%;margin-left:auto;display:flex}.tab-nav-arrow{color:#aaa;cursor:pointer;background:0 0;border:none;outline:none;justify-content:center;align-items:center;width:24px;height:100%;padding:0;font-size:1.2rem;transition:color .15s;display:flex}.tab-nav-arrow:hover:not(.disabled){color:#fff}.tab-nav-arrow:focus{box-shadow:none;outline:none}.tab-nav-arrow:focus-visible{box-shadow:none;outline:none}.tab-nav-arrow.disabled{color:var(--text-tertiary);cursor:default;opacity:.4}.tab{background-color:var(--bg-elevated);cursor:grab;color:var(--text-tertiary);white-space:nowrap;-webkit-user-select:none;user-select:none;pointer-events:auto;border-right:1px solid var(--border-primary);box-sizing:border-box;justify-content:center;align-items:center;min-width:80px;height:100%;padding:0 12px;font-size:.8rem;transition:all .2s ease-out;display:flex;position:relative}.tab:hover{background-color:var(--hover-bg);color:#fff}.tab.active{background-color:var(--bg-tertiary);color:var(--accent-primary)}.tab.dragging{cursor:grabbing;color:#fff;z-index:1000;opacity:1;box-shadow:0 4px 12px #00000080}.tab.add-tab{cursor:pointer;background-color:#0000;min-width:32px;padding:0 8px}.tab.add-tab:hover{background-color:var(--hover-bg);color:var(--accent-primary)}.add-tab-icon{color:#fff;justify-content:center;align-items:center;width:14px;height:14px;display:flex}.tab.add-tab:hover .add-tab-icon{color:var(--accent-primary)}.tab-name{text-overflow:ellipsis;overflow:hidden}.tab-rename-input{border:1px solid var(--accent-secondary);color:inherit;font:inherit;background:0 0;border-radius:2px;outline:none;width:150px;padding:.2rem .4rem}.tab-context-menu{z-index:1000;color:#ffffffde;background-color:#424242;border:1px solid #616161;border-radius:2px;min-width:120px;padding:4px 0;font-family:Roboto,Segoe UI,sans-serif;font-size:14px;position:fixed;box-shadow:0 5px 10px #0006}.tab-context-menu div{cursor:pointer;-webkit-user-select:none;user-select:none;padding:8px 16px;transition:background-color .15s ease-in-out}.tab-context-menu div:not(.divider):hover{background-color:#ffffff14}.tab-context-menu div:not(.divider):active{background-color:#ffffff1f}.tab-context-menu .divider{cursor:default;background-color:#ffffff1f;height:1px;margin:4px 0;padding:0}.tab-context-menu .delete-option{color:#f44336}.tab-context-menu .delete-option:hover{background-color:#f4433614}.add-dataset-menu{background-color:var(--bg-elevated);border:1px solid var(--border-secondary);z-index:1000;border-radius:4px;min-width:150px;position:fixed;box-shadow:0 4px 12px #0000004d}.add-dataset-menu div{cursor:pointer;padding:.75rem 1rem;font-size:.9rem;transition:background-color .2s}.add-dataset-menu div:hover{background-color:var(--hover-bg)}:root[data-theme=light] .dataset-viewer{background-color:#fff}:root[data-theme=light] .tabs-container-bottom{background-color:#e0e0e0;border-top-color:#ddd}:root[data-theme=light] .tab{color:#333;background-color:#f5f5f5}:root[data-theme=light] .tab:hover{color:#000;background-color:#d8d8d8}:root[data-theme=light] .tab.active{color:var(--accent-primary);background-color:#fff}:root[data-theme=light] .tab-context-menu{color:#333;background-color:#fff;border-color:#ddd}:root[data-theme=light] .tab-context-menu div:not(.divider):hover{background-color:#f5f5f5}:root[data-theme=light] .tab-context-menu .divider{background-color:#ddd}:root[data-theme=light] .add-dataset-menu{background-color:#fff;border-color:#ddd}:root[data-theme=light] .add-dataset-menu div:hover{background-color:#f5f5f5}:root[data-theme=light] .add-tab-icon{color:#000}:root[data-theme=light] .tab.add-tab:hover .add-tab-icon{color:var(--accent-primary)}:root[data-theme=light] .tab-nav-arrow{color:#555}:root[data-theme=light] .tab-nav-arrow:hover:not(.disabled){color:#000}.chat-history{background-color:var(--bg-primary);flex-direction:column;height:100%;min-height:0;display:flex;position:relative}.chat-history-list{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb)transparent;flex:1;min-height:0;padding:6px;overflow-y:auto}.chat-history-list::-webkit-scrollbar{width:6px}.chat-history-list::-webkit-scrollbar-track{background:0 0}.chat-history-list::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:3px}.chat-history-list::-webkit-scrollbar-thumb:hover{background-color:var(--scrollbar-thumb-hover)}.chat-history-item{background-color:#0000;border-radius:4px;justify-content:space-between;align-items:flex-start;margin-bottom:8px;padding:8px;transition:all .2s;display:flex}.chat-history-item:hover{background-color:var(--hover-bg)}.chat-history-item.active{background-color:#0000}.thread-info{cursor:pointer;-webkit-user-select:none;user-select:none;flex:1;min-width:0;overflow:hidden}.thread-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px;font-size:14px;font-weight:600;overflow:hidden}.thread-meta{color:var(--text-muted);gap:12px;font-size:12px;display:flex}.thread-date{color:var(--text-secondary)}.thread-messages{color:var(--text-muted)}.thread-actions{align-items:center;gap:8px;margin-left:12px;display:flex}.rename-btn,.delete-btn{cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;width:28px;height:28px;transition:all .2s;display:flex;background-color:#0000!important;padding:0!important}.rename-btn:hover,.delete-btn:hover{background-color:#0000!important}.rename-btn:focus,.delete-btn:focus,.rename-btn:active,.delete-btn:active{box-shadow:none!important;border:none!important;outline:none!important}.rename-btn:focus-visible{box-shadow:none!important;border:none!important;outline:none!important}.delete-btn:focus-visible{box-shadow:none!important;border:none!important;outline:none!important}.action-icon{width:100%;height:100%;transition:all .2s}.rename-btn .action-icon{opacity:1;filter:brightness(0)saturate()invert(85%)}.rename-btn:hover .action-icon{filter:brightness(0)saturate()invert(80%)}:root[data-theme=light] .rename-btn .action-icon{filter:brightness(0)saturate()invert(25%)}:root[data-theme=light] .rename-btn:hover .action-icon{filter:brightness(0)saturate()invert(20%)}.delete-btn .delete-icon{filter:brightness(0)saturate()invert(85%);transition:filter .2s}.delete-btn:hover .delete-icon{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}:root[data-theme=light] .delete-btn .delete-icon{filter:brightness(0)saturate()invert(25%)}:root[data-theme=light] .delete-btn:hover .delete-icon{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}.edit-input{width:100%;font-family:inherit;font-size:14px;font-weight:600;line-height:inherit;color:var(--text-primary);box-sizing:border-box;background-color:#0000;border:none;outline:none;margin-bottom:4px;padding:0}.edit-input-error{color:#e74c3c}.chat-history-loading-overlay{background-color:var(--overlay);-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);z-index:1000;border-radius:4px;justify-content:center;align-items:center;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.chat-history-loading-content{flex-direction:column;align-items:center;gap:16px;display:flex}.chat-history-spinner{border:4px solid #abb2bf33;border-top-color:var(--info,#61afef);border-radius:50%;width:48px;height:48px;animation:.8s linear infinite chat-history-spin}.chat-history-loading-content 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.primary-source-selector{background:var(--bg-secondary);border-color:var(--border-secondary)}.transformation-panel{flex-direction:column;gap:12px;height:100%;padding:16px;display:flex;overflow:hidden}.transformation-section{background:var(--bg-primary);border-radius:2px;flex-direction:column;flex-shrink:0;gap:8px;padding-top:4px;transition:all .15s;display:flex}.transformation-section h4{color:var(--text-secondary);margin:0;padding:0 4px;font-size:12px;font-weight:500}.transformation-panel .source-list{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb)transparent;flex-direction:column;gap:2px;max-height:200px;display:flex;overflow-y:auto}.transformation-panel .source-list::-webkit-scrollbar{width:6px}.transformation-panel .source-list::-webkit-scrollbar-track{background:0 0}.transformation-panel .source-list::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb,#444);border-radius:3px}.transformation-panel .source-item{background:var(--bg-primary);cursor:pointer;border:1px solid #0000;align-items:center;gap:10px;padding:4px;transition:all .15s;display:flex}.transformation-panel .source-item:hover{background:var(--hover-bg,#2a2a2a)}.transformation-panel .source-item.source-item-clickable{cursor:pointer}.transformation-panel .source-item.selected,.transformation-panel .source-item.source-selected{background:#3b82f61a;border-color:#3b82f64d}.transformation-panel .source-item .item-icon{flex-shrink:0;width:16px;height:16px}.transformation-panel .source-item .item-icon.user-generated{filter:invert(58%)sepia(58%)saturate(1324%)hue-rotate(178deg)brightness(99%)contrast(91%)}.transformation-panel .source-item .source-name{color:var(--text-primary,#fff);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:12px;overflow:hidden}.transformation-panel .source-item .source-meta{color:var(--text-tertiary,#888);white-space:nowrap;font-size:10px}:root[data-theme=light] .transformation-panel .source-item:hover{background:var(--hover-bg,#f5f5f5)}.loading-datasets{color:var(--text-secondary,#aaa);align-items:center;gap:12px;padding:12px 16px;font-size:13px;display:flex}.loading-datasets .loading-spinner{border:2px solid var(--border-color,#444);border-top-color:var(--accent-primary,#3b82f6);border-radius:50%;width:16px;height:16px;animation:.8s linear infinite spin}.output-name{flex-direction:column;flex-shrink:0;gap:6px;width:100%;max-width:100%;display:flex}.output-name label{color:var(--text-secondary,#aaa);font-size:12px;font-weight:500}.output-name input{background:var(--bg-primary,#1e1e1e);border:1px solid var(--border-color,#444);width:100%;max-width:100%;color:var(--text-primary,#fff);box-sizing:border-box;border-radius:4px;outline:none;padding:8px 12px;font-size:13px;transition:all .2s}.output-name input:hover{border-color:var(--accent-primary,#3b82f6)}.output-name input:focus{border-color:var(--accent-primary,#3b82f6);background:var(--bg-secondary,#2d2d2d);outline:none}.output-name input::placeholder{color:var(--text-tertiary,#666);font-style:italic}.transformation-summary{background:0 0;border-radius:0;flex-direction:column;gap:0;padding:0;display:flex}.summary-grid{grid-template-columns:repeat(auto-fit,minmax(70px,1fr));gap:4px;display:grid}.summary-item{background:var(--bg-primary,#1e1e1e);border:1px solid var(--border-color,#444);border-radius:3px;flex-direction:column;gap:2px;padding:6px 8px;transition:border-color .2s;display:flex;position:relative;overflow:hidden}.summary-item:before{content:"";opacity:.4;background:currentColor;width:100%;height:2px;position:absolute;top:0;left:0}.summary-item:hover{border-color:var(--border-primary,#555)}.summary-item .label{color:var(--text-secondary,#999);text-transform:uppercase;letter-spacing:.2px;font-size:8px;font-weight:500}.summary-item 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#3b82f64d}.preview-btn:active:not(:disabled){transform:translateY(0)}.preview-btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.script-container{border:1px solid var(--border-color,#444);scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb)transparent;background:#0d1117;border-radius:4px;max-height:250px;position:relative;overflow:auto}.script-container::-webkit-scrollbar{width:6px;height:6px}.script-container::-webkit-scrollbar-track{background:0 0}.script-container::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:3px}.script-container pre{color:#e6edf3;white-space:pre-wrap;word-break:break-all;margin:0;padding:16px;font-family:Consolas,Monaco,Courier New,monospace;font-size:12px;line-height:1.6}.copy-btn{border:1px solid var(--border-color,#444);color:var(--text-secondary,#888);cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#161b22f2;border-radius:5px;padding:6px 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spin}.transformation-progress{background:var(--bg-secondary,#2d2d2d);border-radius:4px;flex-direction:column;gap:8px;padding:16px;display:flex}.progress-message{color:var(--text-secondary,#ccc);font-size:13px}.progress-bar{background:var(--border-color,#444);border-radius:2px;height:4px;overflow:hidden}.progress-bar-fill{background:var(--accent-color,#007acc);border-radius:2px;height:100%;transition:width .3s}.transformation-result{background:linear-gradient(135deg,#22c55e1f 0%,#10b98114 100%);border:1px solid #22c55e4d;border-radius:8px;flex-direction:column;gap:16px;padding:20px;animation:.4s ease-out successSlideIn;display:flex;box-shadow:0 4px 12px #22c55e26}@keyframes successSlideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-header{border-bottom:1px solid #22c55e33;align-items:center;gap:10px;padding-bottom:12px;display:flex}.result-header .success-icon{color:#22c55e;width:24px;height:24px;animation:.6s ease-out successPulse}@keyframes 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li:last-child{margin-bottom:0}.transformation-history-section{flex-shrink:0;margin-bottom:8px;padding:0}.transformation-history-list{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb)transparent;flex-direction:column;gap:8px;max-height:200px;padding:2px;display:flex;overflow-y:auto}.transformation-history-list::-webkit-scrollbar{width:6px}.transformation-history-list::-webkit-scrollbar-track{background:0 0}.transformation-history-list::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:3px}.history-entry{background:var(--bg-primary,#1e1e1e);border:1px solid var(--border-color,#444);cursor:pointer;border-left:3px solid #0000;border-radius:6px;padding:14px;transition:all .25s;position:relative}.history-entry:before{content:"";background:var(--accent-primary,#3b82f6);opacity:0;width:3px;transition:opacity 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.detail-label{color:var(--text-tertiary,#888);font-weight:500}.history-detail .detail-value{color:var(--text-primary,#fff);text-overflow:ellipsis;white-space:nowrap;max-width:100px;font-weight:600;overflow:hidden}.history-detail.errors{background:#ef44441f}.history-detail.errors .detail-value{color:#ef4444}.history-detail.fixed{background:#f59e0b1f}.history-detail.fixed .detail-value{color:#f59e0b}.history-detail-section{background:var(--bg-primary,#1e1e1e);border:1px solid var(--border-color,#444);border-radius:8px;padding:18px;box-shadow:0 4px 12px #0003}.history-detail-header{border-bottom:1px solid var(--border-color,#444);justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:12px;display:flex}.history-detail-header h4{color:var(--text-primary,#fff);text-transform:uppercase;letter-spacing:.3px;margin:0;font-size:13px;font-weight:600}.close-detail-btn{border:1px solid 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var(--border-color,#444);border-radius:6px;grid-template-columns:repeat(auto-fit,minmax(90px,1fr));gap:12px;padding:16px;display:grid}.stat-item{background:#3b82f60d;border-radius:6px;flex-direction:column;align-items:center;gap:6px;padding:10px;display:flex}.stat-item .stat-value{color:var(--text-primary,#fff);font-size:22px;font-weight:700;line-height:1}.stat-item .stat-label{color:var(--text-secondary,#999);text-transform:uppercase;letter-spacing:.5px;font-size:10px;font-weight:500}.history-errors,.history-fixed{border-radius:4px;flex-direction:column;gap:6px;padding:10px;display:flex}.history-errors{background:#f443361a;border:1px solid #f443364d}.history-fixed{background:#ff98001a;border:1px solid #ff98004d}.history-errors .errors-label{color:#f44336;font-size:12px;font-weight:600}.history-fixed .fixed-label{color:#ff9800;font-size:12px;font-weight:600}.history-errors ul,.history-fixed ul{margin:0;padding-left:20px}.history-errors li,.history-fixed li{color:var(--text-secondary,#ccc);font-size:12px;line-height:1.5}:root[data-theme=light] .transformation-section{background:var(--bg-secondary,#f5f5f5);border-color:var(--border-color,#ddd)}:root[data-theme=light] .transformation-section:hover{border-color:var(--border-primary,#ccc)}:root[data-theme=light] .source-item{background:var(--bg-primary,#fff);color:var(--text-primary,#333);border-color:#0000}:root[data-theme=light] .source-item.selected,:root[data-theme=light] .source-item.source-selected{background:#3b82f614;border-color:#3b82f633}:root[data-theme=light] .output-name input{background:var(--bg-primary,#fff);border-color:var(--border-color,#ddd);color:var(--text-primary,#333)}:root[data-theme=light] .output-name input:hover{background:var(--bg-secondary,#f5f5f5)}:root[data-theme=light] .summary-item{background:var(--bg-primary,#fff);border-color:var(--border-color,#ddd)}:root[data-theme=light] .script-container{border-color:var(--border-color,#ddd);background:#f6f8fa}:root[data-theme=light] .script-container pre{color:#24292f}:root[data-theme=light] .copy-btn{border-color:var(--border-color,#ddd);color:var(--text-secondary,#666);background:#fffffff2}:root[data-theme=light] .copy-btn:hover{background:var(--bg-secondary,#f5f5f5)}:root[data-theme=light] .history-entry{background:var(--bg-primary,#fff);border-color:var(--border-color,#ddd)}:root[data-theme=light] .history-entry:hover{background:var(--bg-secondary,#f5f5f5)}:root[data-theme=light] .history-entry.selected{border-color:var(--accent-primary,#3b82f6);background:#3b82f614}:root[data-theme=light] .history-detail-section{background:var(--bg-primary,#fff);border-color:var(--border-color,#ddd);box-shadow:0 4px 12px #0000001a}:root[data-theme=light] .detail-stats{background:var(--bg-secondary,#f5f5f5);border-color:var(--border-color,#ddd)}.transformation-step{flex-direction:column;gap:20px;height:100%;display:flex;overflow:hidden}.step-description{border-bottom:1px solid var(--border-color,#444);flex-direction:column;gap:8px;padding-bottom:16px;display:flex}.step-description h3{color:var(--text-primary,#fff);margin:0;font-size:16px;font-weight:600}.step-description p{color:var(--text-secondary,#ccc);margin:0;font-size:13px;line-height:1.5}.report-step{flex-direction:column;gap:20px;display:flex}.report-header{justify-content:space-between;align-items:center;gap:16px;display:flex}.report-header h3{color:var(--text-primary,#fff);margin:0;font-size:16px;font-weight:600}.export-buttons{gap:8px;display:flex}.export-btn{background:var(--bg-secondary,#2d2d2d);border:1px solid var(--border-color,#444);color:var(--text-primary,#fff);cursor:pointer;border-radius:4px;padding:6px 12px;font-size:12px;transition:all 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img{filter:brightness(0)saturate()invert()sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .header-icon-btn:hover img{filter:brightness(0)saturate()invert(20%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}.header-icon-btn:hover{color:var(--text-primary)}.header-icon-btn.active{background-color:var(--selected-bg)}.header-icon-btn.active img{filter:brightness(0)saturate()invert()sepia(0%)saturate(0%)hue-rotate()brightness(120%)contrast()}:root[data-theme=light] .header-icon-btn.active img{filter:brightness(0)saturate()invert(0%)sepia(0%)saturate(0%)hue-rotate()brightness(0%)contrast()}.header-icon-btn:focus{box-shadow:none!important;outline:none!important}.header-icon-btn:focus-visible{box-shadow:none!important;outline:none!important}.header-icon-btn:disabled{opacity:.3;cursor:not-allowed}.header-icon-btn.locked{color:var(--warning-color,#f59e0b);opacity:.8}.header-icon-btn.locked svg{stroke:var(--warning-color,#f59e0b)}.header-icon-btn.has-changes img{filter:brightness(0)saturate()invert(65%)sepia(52%)saturate(5765%)hue-rotate(106deg)brightness(92%)contrast(82%)}.header-icon-btn.has-changes:hover img{filter:brightness(0)saturate()invert(75%)sepia(52%)saturate(5765%)hue-rotate(106deg)brightness()contrast(82%)}.header-icon-btn.spinning img{animation:1s linear infinite icon-spin}@keyframes icon-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.header-icon-btn.delete-btn:hover img,:root[data-theme=light] .header-icon-btn.delete-btn:hover img{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}.header-icon-btn.update-mappings-btn{color:var(--accent-primary,#3b82f6)}.header-icon-btn.update-mappings-btn 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.changes-context-menu{background:var(--bg-primary,#fff);box-shadow:0 4px 12px #00000026}:root[data-theme=light] .changes-context-menu button:hover{background:var(--bg-secondary,#f5f5f5)}.update-feedback-toast{z-index:100;cursor:pointer;border-radius:6px;align-items:center;gap:8px;padding:8px 12px;font-size:13px;animation:.3s ease-out slideDown;display:flex;position:absolute;top:8px;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #0003}@keyframes slideDown{0%{opacity:0;transform:translate(-50%)translateY(-10px)}to{opacity:1;transform:translate(-50%)translateY(0)}}.update-feedback-toast.success{color:#22c55e;background:#22c55e26;border:1px solid #22c55e4d}.update-feedback-toast.info{color:#60a5fa;background:#3b82f626;border:1px solid #3b82f64d}.update-feedback-toast.warning{color:#fbbf24;background:#f59e0b26;border:1px solid #f59e0b4d}.update-feedback-toast .feedback-message{flex:1}.update-feedback-toast .feedback-close{color:inherit;cursor:pointer;opacity:.7;background:0 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#a855f74d}.wizard-header-badge.mapping-type-badge.direct{color:#3b82f6;background:#3b82f626}.wizard-header-badge.mapping-type-badge.derived{color:#a855f7;background:#a855f726}.wizard-header-badge.mapping-type-badge.aggregated{color:#f97316;background:#f9731626}.wizard-header-badge.mapping-type-badge.composite{color:#eab308;background:#eab30826}.wizard-content{background-color:var(--bg-primary);flex:1;min-height:0;position:relative;overflow:hidden auto}.wizard-content::-webkit-scrollbar{width:7px;height:7px}.wizard-content::-webkit-scrollbar-track{background:var(--bg-primary);border:none}.wizard-content::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:4px}.wizard-content::-webkit-scrollbar-thumb:hover{background-color:var(--scrollbar-thumb-hover)}.wizard-content.no-scroll{flex-direction:column;padding:0;display:flex;overflow:hidden}.wizard-error{border:1px solid var(--error-color,#ff6b6b);color:var(--error-color,#ff6b6b);background:#ff6b6b1a;border-radius:4px;margin-bottom:16px;padding:12px 16px;font-size:14px}.wizard-loading-overlay{z-index:10;background:#000000b3;flex-direction:column;justify-content:center;align-items:center;gap:16px;display:flex;position:absolute;top:0;bottom:0;left:0;right:0}.wizard-loading-overlay .loading-spinner{border:3px solid var(--border-color,#444);border-top-color:var(--accent-color,#007acc);border-radius:50%;width:40px;height:40px;animation:1s linear infinite wizard-spin}.wizard-loading-overlay span{color:var(--text-primary,#fff);font-size:14px}@keyframes wizard-spin{to{transform:rotate(360deg)}}.history-step{flex-direction:column;height:100%;padding:0;display:flex}.history-header{background-color:var(--bg-primary);border-bottom:1px solid var(--border-secondary,#ffffff14);justify-content:space-between;align-items:center;padding:4px 6px;display:flex}.history-header h3{color:var(--text-primary);margin:0;font-size:14px;font-weight:600}.new-comparison-btn{border:2px solid var(--accent-primary);color:var(--accent-primary);cursor:pointer;background:0 0;border-radius:4px;outline:none;align-items:center;gap:6px;padding:2px 4px;font-size:12px;font-weight:500;transition:all .15s;display:flex}.new-comparison-btn:hover{opacity:1;background-color:var(--accent-primary);color:#fff;border-color:var(--accent-primary)}.new-comparison-btn:focus{box-shadow:none!important;outline:none!important}.new-comparison-btn:focus-visible{box-shadow:none!important;outline:none!important}.new-comparison-btn svg{width:12px;height:12px}.history-loading{color:var(--text-secondary,#888);flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:48px;display:flex}.history-loading .loading-spinner{border:3px solid var(--border-color,#444);border-top-color:var(--accent-color,#007acc);border-radius:50%;width:32px;height:32px;animation:1s linear infinite wizard-spin}.history-empty{color:var(--text-secondary);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:48px;display:flex}.history-empty p{color:var(--text-primary);margin:0;font-size:14px;font-weight:500}.history-empty-hint{font-size:12px;color:var(--text-secondary)!important;margin-top:4px!important;font-weight:400!important}.history-empty .new-comparison-btn{margin-top:16px}.history-list{scrollbar-width:thin;scrollbar-color:var(--scrollbar-thumb)transparent;flex-direction:column;flex:1;gap:8px;padding:6px;display:flex;overflow-y:auto}.history-list::-webkit-scrollbar{width:6px}.history-list::-webkit-scrollbar-track{background:0 0}.history-list::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:3px}.history-list::-webkit-scrollbar-thumb:hover{background-color:var(--scrollbar-thumb-hover)}.history-card{background:var(--bg-secondary);border:1px solid var(--border-primary);cursor:pointer;border-radius:4px;padding:6px;transition:all .15s}.history-card:hover{background:var(--bg-hover,#333)}:root[data-theme=light] .history-card:hover{background:var(--active-bg)}.history-card-header{align-items:center;gap:8px;margin-bottom:4px;display:flex}.history-card-title{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;cursor:default;flex:1;margin:0;font-size:13px;font-weight:500;overflow:hidden}.history-card-v2 .history-card-title{cursor:text}.history-card-rename-input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;margin:0;font-size:13px;font-weight:500}.history-card-rename-input:focus{border-color:var(--text-secondary)}.history-badge-v2{color:#a855f7;background:#a855f726;border-radius:4px;padding:2px 6px;font-size:10px;font-weight:500}.history-badge-schema{color:#3b82f6;background:#3b82f626;border-radius:4px;padding:2px 6px;font-size:10px;font-weight:500}.history-card-schema{border-left:2px solid #3b82f6}.history-card-v2{border-left:2px solid #a855f7}.history-card-variables svg{color:#3b82f6;opacity:.7}.history-status{background:var(--bg-tertiary,#383838);color:var(--text-secondary,#888);border-radius:4px;padding:2px 6px;font-size:11px}.history-status.draft{color:#eab308;background:#eab30826}.history-status.finalized{color:#22c55e;background:#22c55e26}.history-card-meta{color:var(--text-secondary);align-items:center;gap:12px;margin-bottom:4px;font-size:11px;display:flex}.history-card-meta span{align-items:center;gap:4px;display:flex}.history-card-meta svg{opacity:.5;width:12px;height:12px}.history-card-target svg{color:var(--text-secondary);opacity:.7}.history-card-footer{justify-content:space-between;align-items:center;display:flex}.history-card-date{color:var(--text-tertiary);font-size:10px}.history-card-actions{opacity:0;align-items:center;gap:4px;transition:opacity .2s;display:flex}.history-card:hover .history-card-actions{opacity:1}.history-card-action-btn{cursor:pointer;background:0 0;border:none;border-radius:4px;justify-content:center;align-items:center;width:24px;height:24px;padding:0;transition:background .2s;display:flex}.history-card-action-btn img{filter:brightness(0)saturate()invert(60%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast();width:14px;height:14px}.history-card-action-btn:hover img{filter:brightness(0)saturate()invert(85%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}.history-card-action-btn.delete-btn:hover{background:#ef44441a}.history-card-action-btn.delete-btn:hover img{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}:root[data-theme=light] .history-card-action-btn img{filter:brightness(0)saturate()invert(40%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .history-card-action-btn:hover img{filter:brightness(0)saturate()invert(20%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .history-card-action-btn.delete-btn:hover img{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}.history-export-container{position:relative}.history-export-dropdown{background:var(--bg-secondary,#2d2d2d);border:1px solid var(--border-color,#444);z-index:100;border-radius:6px;min-width:140px;margin-bottom:4px;position:absolute;bottom:100%;right:0;overflow:hidden;box-shadow:0 4px 16px #0000004d}.history-export-dropdown button{width:100%;color:var(--text-primary,#e0e0e0);text-align:left;cursor:pointer;background:0 0;border:none;padding:8px 12px;font-size:12px;transition:background .15s;display:block}.history-export-dropdown button:hover{background:var(--bg-tertiary)}.history-export-dropdown button:not(:last-child){border-bottom:1px solid var(--border-color,#444)}.history-export-dropdown.dropdown-down{margin-top:4px;margin-bottom:0;top:100%;bottom:auto}.export-button-container{position:relative}.export-dropdown{background:var(--bg-secondary,#2d2d2d);border:1px solid var(--border-color,#444);z-index:100;border-radius:6px;min-width:150px;margin-top:4px;position:absolute;top:100%;right:0;overflow:hidden;box-shadow:0 4px 16px #0000004d}.export-dropdown button{width:100%;color:var(--text-primary,#e0e0e0);text-align:left;cursor:pointer;background:0 0;border:none;padding:8px 12px;font-size:13px;transition:background .15s;display:block}.export-dropdown button:hover{background:var(--selected-bg,#ffffff1a)}.export-dropdown button:focus{box-shadow:none!important;outline:none!important}.export-dropdown button:focus-visible{box-shadow:none!important;outline:none!important}.export-dropdown button:not(:last-child){border-bottom:1px solid var(--border-secondary,#ffffff14)}:root[data-theme=light] .export-dropdown{background:var(--bg-secondary,#f5f5f5);border-color:var(--border-color,#ddd);box-shadow:0 4px 16px #00000026}:root[data-theme=light] .export-dropdown button{color:var(--text-primary,#333)}:root[data-theme=light] .export-dropdown button:hover{background:var(--selected-bg,#0000000d)}.harmonization-panel{background:var(--bg-primary);border-right:1px solid var(--border-color);flex-direction:column;height:100%;display:flex}.harmonization-panel-header{border-bottom:1px solid var(--border-secondary,#ffffff14);background:var(--bg-secondary);justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.harmonization-panel-title{color:var(--text-primary);align-items:center;gap:8px;margin:0;font-size:14px;font-weight:600;display:flex}.harmonization-panel-title svg{color:var(--accent-color)}.harmonization-panel-close{width:28px;height:28px;color:var(--text-secondary);cursor:pointer;background:0 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#e74c3c;border-radius:4px;margin-bottom:16px;padding:12px;font-size:13px}.features-list{background:var(--bg-secondary,#252525);border-radius:4px;margin-bottom:16px;padding:16px}.features-list h4{color:var(--text-primary,#fff);margin:0 0 12px;font-size:14px}.features-list ul{margin:0;padding:0;list-style:none}.features-list li{color:var(--text-secondary,#aaa);align-items:center;gap:8px;padding:8px 0;font-size:13px;display:flex}.features-list .check{color:#27ae60;font-weight:700}.modal-footer{text-align:center;padding:16px 24px 24px}.cancel-link{color:var(--text-secondary,#888);cursor:pointer;background:0 0;border:none;font-size:13px}.cancel-link:hover{color:var(--text-primary,#fff);text-decoration:underline}.pro-content{text-align:center;padding:40px 24px}.pro-icon{color:#fff;background:linear-gradient(135deg,#27ae60,#2ecc71);border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 16px;font-size:32px;display:flex}.pro-content h2{color:var(--text-primary,#fff);margin:0 0 8px}.pro-content p{color:var(--text-secondary,#888);margin:0 0 24px}.primary-button{color:#fff;cursor:pointer;background:linear-gradient(135deg,#9b59b6,#8e44ad);border:none;border-radius:4px;padding:12px 32px;font-size:14px;font-weight:600}@media (max-width:500px){.pricing-cards{grid-template-columns:1fr}.pricing-card.featured{order:-1}}.settings-modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10000;background:#0009;justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.settings-modal{background:var(--bg-primary);border:1px solid var(--border-primary);border-radius:4px;width:90%;max-width:700px;height:600px;display:flex;position:relative;overflow:hidden;box-shadow:0 20px 60px #0000004d}.settings-modal-close{width:32px;height:32px;color:var(--text-secondary);cursor:pointer;z-index:1;background:0 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.settings-modal-nav-icon{filter:brightness(0)invert(0)}.settings-modal-content{scrollbar-width:thin;scrollbar-color:var(--border-primary)transparent;flex:1;padding:24px;overflow-y:auto}.settings-modal-content::-webkit-scrollbar{width:8px}.settings-modal-content::-webkit-scrollbar-track{background:0 0}.settings-modal-content::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}.settings-modal-content::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.settings-modal-content::-webkit-scrollbar-button{display:none}.settings-modal-title{color:var(--text-primary);margin:0 0 24px;font-size:20px;font-weight:600}.settings-section{margin-bottom:24px}.settings-section-title{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;margin:0 0 12px;font-size:14px;font-weight:500}.settings-divider{background:var(--border-primary);height:1px;margin:24px 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img{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}.panel-header-search{flex:1;align-items:center;min-width:0;display:flex}.panel-header-search-input{min-width:0;color:var(--text-primary);background-color:#ffffff0d;border:1px solid #ffffff26;border-radius:1px;outline:none;flex:1;padding:4px 8px;font-size:12px}.panel-header-search-input:focus{border-color:var(--info,#61afef);background-color:#ffffff14}.panel-header-search-input::placeholder{color:var(--text-secondary)}.panel-header-nav{align-items:center;gap:8px;display:flex}.panel-header-back-btn{cursor:pointer;color:var(--text-secondary);background:0 0;border:none;justify-content:center;align-items:center;padding:2px 6px;font-size:14px;transition:color 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var(--info);background-color:#007bff26;width:400px;min-width:400px;max-width:400px}.panels-container.drag-over:not(.empty-drop-zone){background-color:#007bff0d;border-color:var(--info)!important}.resize-handle{cursor:col-resize;z-index:10;background-color:#0000;flex-shrink:0;width:0;transition:background-color .2s,opacity .2s;position:relative}.resize-handle:before{content:"";cursor:col-resize;position:absolute;top:0;bottom:0;left:-4px;right:-4px}.resize-handle:hover{background-color:var(--accent-secondary);opacity:.6}.resize-handle:active{background-color:var(--accent-secondary-hover);opacity:.8}.inter-panel-resize-handle{cursor:col-resize;z-index:10;background-color:#0000;flex-shrink:0;width:1px;transition:background-color .2s,opacity 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img{filter:brightness(0)saturate()invert(20%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .panel-action-btn.history-btn img,:root[data-theme=light] .panel-action-btn.add-btn img{filter:brightness(0)saturate()invert(25%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .panel-action-btn.history-btn:hover img,:root[data-theme=light] .panel-action-btn.add-btn:hover img{filter:brightness(0)saturate()invert(20%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .panel-header-actions .panel-close-btn img{filter:brightness(0)saturate()invert(25%)sepia(0%)saturate(0%)hue-rotate()brightness()contrast()}:root[data-theme=light] .panel-header-actions .panel-close-btn:hover img{filter:brightness(0)saturate()invert(37%)sepia(93%)saturate(7471%)hue-rotate(353deg)brightness(91%)contrast(135%)}.project-card{background:var(--bg-secondary);border:1px solid var(--border-primary);cursor:pointer;border-radius:4px;flex-direction:column;transition:all .15s;display:flex;overflow:hidden}.project-card:hover{border-color:var(--accent-primary)}.project-card-preview{background:var(--bg-spreadsheet);border-bottom:1px solid var(--border-primary);height:120px;padding:0;position:relative;overflow:hidden}.spreadsheet-canvas{width:100%;height:100%;display:block}.project-card-preview .project-menu-container{z-index:10;position:absolute;top:8px;right:8px}.project-card-header{justify-content:space-between;align-items:center;margin-bottom:12px;display:flex}.project-icon{background:var(--accent-primary);color:#fff;border-radius:4px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.project-menu-container{background:0 0;position:relative}.project-menu-btn{cursor:pointer;opacity:.5;background:0 0;border:none;justify-content:center;align-items:center;width:24px;height:24px;padding:0;transition:all 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.15s;display:flex}.project-menu-item:hover{background:var(--bg-secondary)}.project-menu-item.delete{color:#ef4444}.project-menu-item.delete:hover{background:#ef44441a}.project-card-content{flex:1;margin-top:8px;padding-left:8px}.project-name{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;margin:0 0 4px;font-size:15px;font-weight:600;overflow:hidden}.project-description{color:var(--text-secondary);text-overflow:ellipsis;-webkit-box-orient:vertical;margin:0;font-size:13px;display:-webkit-box;overflow:hidden}.project-card-footer{justify-content:space-between;align-items:center;margin-bottom:8px;padding:0 8px;display:flex}.project-stats{gap:12px;display:flex}.stat{color:var(--text-secondary);align-items:center;gap:4px;font-size:12px;display:flex}.project-updated{color:var(--text-tertiary);font-size:12px}.project-owner{color:var(--text-tertiary);border-top:1px dashed var(--border-primary);margin:0 16px 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60px;display:flex;overflow-y:auto}.feedback-main::-webkit-scrollbar{width:6px}.feedback-main::-webkit-scrollbar-track{background:0 0}.feedback-main::-webkit-scrollbar-thumb{background-color:var(--scrollbar-thumb);border-radius:3px}.feedback-main::-webkit-scrollbar-thumb:hover{background-color:var(--scrollbar-thumb-hover)}.feedback-container{width:100%;max-width:560px}.feedback-header{text-align:center;margin-bottom:40px}.feedback-header h1{margin:0 0 12px;font-size:32px;font-weight:700}.feedback-header p{color:var(--text-secondary);margin:0;font-size:16px}.feedback-form{background:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:8px;padding:32px}.form-group{margin-bottom:20px}.form-group label{color:var(--text-primary);margin-bottom:8px;font-size:14px;font-weight:500;display:block}.form-group .required{color:var(--accent-primary)}.form-group input,.form-group select,.form-group textarea{background:var(--bg-tertiary);border:1px solid 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a{color:var(--accent-primary);text-decoration:none}.feedback-contact a:hover{text-decoration:underline}@media (max-width:640px){.feedback-main{padding:60px 16px 40px}.feedback-header h1{font-size:24px}.feedback-form{padding:24px 20px}}.auth-container{background-color:var(--bg-primary);box-sizing:border-box;justify-content:center;align-items:center;min-height:100vh;padding:16px;display:flex;overflow-y:auto}.auth-card{background-color:var(--bg-elevated);border:1px solid var(--border-primary);border-radius:4px;width:100%;max-width:420px;padding:20px 24px;box-shadow:0 4px 6px #0000001a}.auth-header{text-align:center;margin-bottom:20px}.auth-header h1{color:var(--text-primary);margin:0 0 8px;font-size:28px;font-weight:600}.auth-header p{color:var(--text-secondary);margin:0;font-size:14px}.auth-form{flex-direction:column;gap:16px;display:flex}.auth-error{background-color:var(--error-bg);border:1px solid var(--error);color:var(--error);border-radius:4px;padding:12px 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.2s}.auth-submit-btn:hover:not(:disabled){background-color:#17b374}.auth-submit-btn:disabled{opacity:.6;cursor:not-allowed}.auth-links{justify-content:center;margin-top:-8px;display:flex}.auth-link{color:#19c37d;font-size:14px;text-decoration:none;transition:color .2s}.auth-link:hover{color:#17b374;text-decoration:underline}.auth-footer{border-top:1px solid var(--border-primary);text-align:center;margin-top:20px;padding-top:16px}.auth-footer p{color:var(--text-secondary);margin:0 0 12px;font-size:14px}.auth-link-primary{color:#19c37d;font-weight:500;text-decoration:none;transition:color .2s}.auth-link-primary:hover{color:#17b374;text-decoration:underline}.auth-divider{color:var(--text-tertiary);font-size:13px;margin:10px 0!important}.auth-demo-btn{color:var(--text-secondary);background-color:var(--bg-secondary);border:1px solid var(--border-primary);border-radius:4px;padding:10px 20px;font-size:14px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-block}.auth-demo-btn:hover{background-color:var(--hover-bg);color:var(--text-primary);border-color:#19c37d}@media (max-width:480px){.auth-card{padding:16px 20px}.auth-header h1{font-size:24px}}.form-group-checkbox{align-items:flex-start;gap:12px;margin:8px 0;display:flex}.form-group-checkbox input[type=checkbox]{cursor:pointer;accent-color:#19c37d;width:18px;height:18px;margin-top:2px}.form-group-checkbox input[type=checkbox]:disabled{opacity:.6;cursor:not-allowed}.form-group-checkbox label{color:var(--text-secondary);cursor:pointer;-webkit-user-select:none;user-select:none;font-size:14px;line-height:1.5}.form-group-checkbox label a{color:#19c37d;text-decoration:none;transition:color .2s}.form-group-checkbox label a:hover{color:#17b374;text-decoration:underline}.auth-success{background-color:var(--success-bg,#22c55e1a);border:1px solid var(--success,#22c55e);color:var(--success,#22c55e);border-radius:4px;padding:16px 20px;font-size:14px;line-height:1.6}.auth-success strong{color:var(--success,#22c55e);font-weight:600}.billing-page{background-color:var(--bg-primary);justify-content:center;min-height:100vh;padding:40px 20px;display:flex}.billing-container{width:100%;max-width:480px}.billing-back-btn{border:1px solid var(--border-primary);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:4px;align-items:center;gap:8px;margin-bottom:24px;padding:8px 16px;font-size:14px;transition:all .15s;display:inline-flex}.billing-back-btn:hover{background-color:var(--hover-bg);color:var(--text-primary)}.billing-header{margin-bottom:32px}.billing-header h1{color:var(--text-primary);margin:0 0 8px;font-size:28px;font-weight:600}.billing-subtitle{color:var(--text-secondary);margin:0;font-size:15px}.section-title{color:var(--text-primary);margin:0 0 12px;font-size:16px;font-weight:600}.plan-section{margin-bottom:28px}.plan-toggle{gap:12px;display:flex}.plan-option{border:2px solid var(--border-primary);background:var(--bg-secondary);cursor:pointer;text-align:left;border-radius:4px;flex-direction:column;flex:1;gap:4px;padding:16px;transition:all .15s;display:flex}.plan-option:hover{border-color:var(--border-hover,#4a4a4a)}.plan-option.active{background:#6366f11a;border-color:#6366f1}.plan-option-header{align-items:center;gap:8px;display:flex}.plan-name{color:var(--text-primary);font-size:14px;font-weight:500}.plan-price{color:var(--text-secondary);font-size:13px}.plan-badge{color:#fff;text-transform:uppercase;background:#22c55e;border-radius:4px;padding:2px 6px;font-size:10px;font-weight:600}.contact-section{margin-bottom:28px}.email-display{flex-direction:column;gap:8px;display:flex}.email-display label{color:var(--text-secondary);font-size:14px}.email-input{background:var(--bg-tertiary,#2a2a2a);border:1px solid var(--border-primary);color:var(--text-secondary);border-radius:4px;padding:12px 14px;font-size:14px}.email-input:disabled{cursor:not-allowed;opacity:.7}.checkout-form{flex-direction:column;gap:24px;display:flex}.form-section{flex-direction:column;display:flex}.form-section-title{color:var(--text-primary);margin:0 0 12px;font-size:16px;font-weight:600}.checkout-submit-btn{color:#fff;cursor:pointer;background:#6366f1;border:none;border-radius:4px;justify-content:center;align-items:center;gap:8px;width:100%;margin-top:8px;padding:14px 24px;font-size:15px;font-weight:500;transition:background .15s;display:flex}.checkout-submit-btn:hover:not(:disabled){background:#5558e3}.checkout-submit-btn:disabled{opacity:.6;cursor:not-allowed}.checkout-error{color:#ef4444;background:#ef44441a;border:1px solid #ef44444d;border-radius:4px;padding:12px 16px;font-size:14px}.loading-spinner{border:2px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:20px;height:20px;animation:.8s linear infinite spin}.billing-loading{color:var(--text-secondary);flex-direction:column;justify-content:center;align-items:center;gap:16px;padding:48px 0;display:flex}.billing-loading .loading-spinner{border-color:var(--border-primary);border-top-color:#6366f1;width:32px;height:32px}.billing-error-state{text-align:center;padding:48px 24px}.billing-error-state h2{color:var(--text-primary);margin:0 0 12px}.billing-error-state p{color:var(--text-secondary);margin:0 0 24px}.retry-btn{background:var(--bg-secondary);border:1px solid var(--border-primary);color:var(--text-primary);cursor:pointer;border-radius:4px;padding:10px 24px;font-size:14px;transition:all .15s}.retry-btn:hover{background:var(--hover-bg)}.billing-success-state{text-align:center;padding:64px 24px}.success-icon{color:#fff;background:#22c55e;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;margin:0 auto 24px;font-size:32px;font-weight:700;display:flex}.billing-success-state h2{color:var(--text-primary);margin:0 0 12px;font-size:24px}.billing-success-state p{color:var(--text-secondary);margin:0}.redirect-message{color:var(--text-tertiary,#888);font-size:13px;margin-top:16px!important}.billing-total{border-top:1px solid var(--border-primary);justify-content:space-between;align-items:center;margin-top:24px;padding:16px 0;display:flex}.billing-total span{color:var(--text-secondary);font-size:14px}.total-amount{font-weight:600;color:var(--text-primary)!important;font-size:18px!important}.billing-terms{color:var(--text-tertiary,#888);text-align:center;margin:24px 0 0;font-size:12px;line-height:1.5}@media (max-width:520px){.plan-toggle{flex-direction:column}.billing-container{padding:0 16px}.billing-header h1{font-size:24px}}