html,body{margin:0;padding:0;overflow:hidden}html,body,#root{height:100%;margin:0;padding:0;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol}*{box-sizing:border-box}.App{width:100%;height:100%;display:flex;background-color:var(--surface-white);position:relative}.canvas-container{flex-grow:1;height:100%;position:relative;min-width:0}.command-palette{width:300px;background-color:var(--surface-white);padding:16px;display:flex;flex-direction:column;flex-shrink:0;border-right:1px solid var(--divider-color);transition:width .3s ease-in-out,min-width .3s ease-in-out;position:relative;height:100%}.App.palette-closed .command-palette{width:62px;min-width:62px;overflow:hidden}.palette-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--divider-color);padding-bottom:16px;margin-bottom:16px;min-height:28px;flex-shrink:0}.header-title{display:flex;align-items:center;white-space:nowrap;overflow:hidden;min-width:0}.header-title h2{padding-bottom:0;margin:0;border-bottom:none;color:var(--accent-text)}.palette-toggle-btn{display:flex;flex-direction:column;justify-content:space-around;width:24px;height:24px;background:transparent;border:none;cursor:pointer;padding:0;z-index:10;flex-shrink:0}.palette-toggle-btn span{width:24px;height:3px;background-color:var(--primary-text);border-radius:10px;transition:all .3s ease-in-out;transform-origin:1px}.palette-toggle-btn.open span:nth-child(1){transform:rotate(45deg)}.palette-toggle-btn.open span:nth-child(2){opacity:0;transform:translate(-20px)}.palette-toggle-btn.open span:nth-child(3){transform:rotate(-45deg)}.dimension-display{position:absolute;top:16px;left:16px;background-color:#000000b3;color:#fff;padding:6px 12px;border-radius:16px;font-size:13px;z-index:10;box-shadow:0 2px 4px var(--shadow-color)}.zoom-controls{position:relative;z-index:10;display:flex;flex-direction:column;gap:8px}.zoom-controls button{width:40px;height:40px;padding:0;display:flex;justify-content:center;align-items:center;background-color:var(--surface-white);border:none;border-radius:8px;color:#2a3279;font-size:22px;font-weight:700;cursor:pointer;box-shadow:0 4px 8px var(--shadow-color);transition:background-color .2s ease}.zoom-controls button:hover{background-color:#f0f2ff}.undo-and-redo{position:relative;z-index:10;display:flex;flex-direction:column;gap:8px}.undo-and-redo button{width:40px;height:40px;padding:0;display:flex;justify-content:center;align-items:center;background-color:var(--surface-white);border:none;border-radius:8px;color:#2a3279;font-size:22px;font-weight:700;cursor:pointer;box-shadow:0 4px 8px var(--shadow-color);transition:background-color .2s ease}.undo-and-redo button:hover{background-color:#f0f2ff}.canvas-controls{position:absolute;bottom:16px;left:16px;z-index:10;display:flex;flex-direction:column;gap:8px;padding:6px;border-radius:8px;pointer-events:none}.canvas-controls button{padding:8px 16px;border:none;border-radius:6px;color:#2a3279;font-weight:500;cursor:pointer;pointer-events:auto;font-weight:bolder;transition:background-color .2s ease,color .2s ease}.canvas-controls button:hover{background-color:#f0f2ff}.canvas-controls button:disabled{color:#bdbdbd;background-color:transparent;cursor:not-allowed}.command-controls{display:flex;gap:8px}.command-controls button{padding:8px 16px;background-color:var(--surface-white);border:none;border-radius:8px;color:#2a3279;font-weight:500;cursor:pointer;font-weight:bolder;box-shadow:0 4px 8px var(--shadow-color);transition:background-color .2s ease,color .2s ease}.command-controls button:hover{background-color:#f0f2ff}.command-controls button:disabled{color:#bdbdbd;background-color:var(--background-light);cursor:not-allowed;box-shadow:none}@media (max-width: 768px) and (orientation: portrait){.App{flex-direction:column}.canvas-controls{padding-top:8px;padding-left:0;flex-direction:column-reverse;bottom:auto;left:auto;right:5px}.dimension-display{top:auto;bottom:10px}.command-controls{flex-direction:column;align-self:flex-end;right:10px;left:auto}.command-palette{width:100%;height:40vh;min-height:250px;border-right:none;border-bottom:1px solid var(--divider-color);transition:height .3s ease-in-out,min-height .3s ease-in-out;order:-1}.App.palette-closed .command-palette{height:62px;min-height:62px}.App.palette-closed .palette-header{border-bottom:none;margin-bottom:0}.palette-header{position:relative;justify-content:center}.palette-toggle-btn{position:fixed;top:16px;right:16px;left:auto!important}.App.palette-closed .palette-toggle-btn{right:12px;left:auto}.zoom-controls,.undo-and-redo{bottom:auto;left:auto;right:-50px;flex-direction:column}.dimension-display{position:fixed;inset:auto auto 10px 10px}}@media (max-height: 480px) and (orientation: landscape){.palette-header{min-height:44px;align-items:center}.header-title{align-items:center}}.download-overlay{position:fixed;inset:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:2000}.download-modal{background:#fff;padding:24px;border-radius:8px;width:90%;max-width:500px;text-align:center;display:flex;flex-direction:column;max-height:90%}.download-modal-content{overflow-y:auto;padding-right:10px;margin-right:-10px}.download-modal h3{margin-top:0}.download-modal p{font-size:14px;color:#555;margin-bottom:20px}.download-close-btn{margin-top:20px;padding:10px 20px;border-radius:6px;border:1px solid #ccc;background-color:#f0f0f0;cursor:pointer;font-weight:500}.download-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px;padding-top:20px;border-top:1px solid #eee}.download-actions .action-button{padding:10px 20px;border-radius:6px;border:1px solid var(--divider-color);background-color:#f0f0f0;cursor:pointer;font-weight:500;text-decoration:none;color:var(--primary-text);font-size:14px}.download-actions .action-button.save-button{background-color:var(--primary-blue);color:#fff;border-color:var(--primary-blue)}.user-info{display:flex;justify-content:space-between;align-items:center;padding:8px;background-color:var(--background-light);border-radius:6px;margin-bottom:16px;font-size:13px}.user-info span{font-weight:500;color:var(--secondary-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.logout-btn{background:none;border:none;color:var(--primary-blue);font-weight:700;cursor:pointer;padding:4px 8px}.palette-footer{display:flex;justify-content:space-between;align-items:center;padding-top:5px;border-top:1px solid var(--divider-color);flex-shrink:0;margin-top:auto}.palette-footer span{font-size:13px;color:var(--secondary-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-right:10px}.logout-btn{background:none;border:1px solid transparent;color:var(--primary-blue);font-weight:700;cursor:pointer;padding:4px 8px;border-radius:4px;transition:background-color .2s ease;flex-shrink:0}.logout-btn:hover{background-color:#f0f2ff}.user-info{display:flex;justify-content:space-between;align-items:center;width:100%}.user-text-column{display:flex;flex-direction:column;align-items:flex-start}.user-info-main{display:flex;justify-content:space-between;align-items:center;width:100%}.version-text{font-size:.75rem;color:#888;margin-top:2px}#user-email{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px}.modal-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#0009;display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#2c2c2c;padding:20px;border-radius:8px;min-width:300px;max-width:500px;box-shadow:0 5px 15px #0000004d}.modal-content form{display:flex;flex-direction:column;height:100%}.modal-header,.modal-footer{flex-shrink:0}.modal-header{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #444;padding-bottom:10px;margin-bottom:20px}.modal-header h2{margin:0;font-size:1.25rem;color:#2a3279}.close-button{background:none;border:none;font-size:1.5rem;color:#aaa;cursor:pointer;color:#e74c3c}.close-button:hover{background-color:#ffebee;color:#c62828}.modal-body{margin-bottom:20px;max-height:70vh;overflow-y:auto;padding:20px;flex-grow:1}.modal-footer{display:flex;justify-content:flex-end;gap:10px}.modal-btn{padding:8px 16px;border-radius:5px;border:none;cursor:pointer;font-weight:700}.modal-btn.primary{background-color:#3f51b5;color:#fff}.modal-btn.primary:hover{background-color:#303f9f;color:#fff}.modal-btn.destructive{background-color:#e74c3c;color:#fff}.modal-btn.modal-btn.destructive:hover{background-color:#a51604;color:#fff}.modal-input{width:100%;padding:8px;margin-top:10px;border:1px solid #3f51b5;background-color:#fff;color:#000;border-radius:4px}:root{--background-light: #f5f5f5;--surface-white: #ffffff;--primary-blue: #3f51b5;--primary-text: #212121;--accent-text: #2a3279;--secondary-text: #757575;--divider-color: #e0e0e0;--shadow-color: rgba(0, 0, 0, .12)}.context-menu-overlay{position:fixed;top:0;left:0;width:100%;height:100%;z-index:3000}.context-menu{position:absolute;width:180px;background-color:var(--surface-white);border-radius:8px;box-shadow:0 4px 20px #0003;padding:8px;display:flex;flex-direction:column;gap:8px}.context-menu-section{padding:8px}.context-menu-title{font-size:12px;font-weight:600;color:var(--secondary-text);margin-bottom:8px;text-transform:uppercase}.color-options{display:flex;justify-content:space-between}.color-swatch{width:30px;height:30px;border-radius:50%;cursor:pointer;border:2px solid #fff;box-shadow:0 0 0 1px var(--divider-color);transition:transform .1s ease,outline-offset .1s ease}.color-swatch:hover{transform:scale(1.1)}.color-swatch.selected{outline:2px solid var(--accent-text);outline-offset:2px}.color-swatch.is-transparent{background-color:#f0f0f0;position:relative;overflow:hidden}.color-swatch.is-transparent:before{content:"";position:absolute;top:50%;left:-10%;width:120%;height:2px;background-color:#f44336;transform:translateY(-50%) rotate(45deg)}.font-size-options{display:flex;justify-content:space-between;align-items:center}.font-size-options span{font-size:14px;color:var(--primary-text)}.font-size-options button{width:30px;height:30px;border-radius:50%;border:1px solid var(--divider-color);background-color:var(--background-light);cursor:pointer;font-size:20px;line-height:1;color:var(--accent-text)}.font-size-options button:hover{background-color:#e8eaf6}.modal-content.annotation-properties{display:flex;flex-direction:column;padding-bottom:0;box-sizing:border-box;max-height:80%}.modal-body-scrollable{flex-grow:1;overflow-y:auto;padding:0 16px 16px}.modal-actions{flex-shrink:0;padding:10px 16px;background-color:var(--surface-white)}@media (min-width: 601px){.modal-content.annotation-properties{width:250px;max-height:80vh}}@media (max-width: 600px){.modal-content.annotation-properties{top:50%!important;left:50%!important;transform:translate(-50%,-50%)!important;width:90vw;max-width:350px;height:auto;max-height:90vh}}.header-logo{height:28px;width:auto;margin-right:12px}.component-groups{flex-grow:1;overflow-y:auto;overflow-x:hidden;padding-bottom:8px;display:flex;flex-direction:column;gap:8px}.group-header{padding:12px 8px;margin:0;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:16px;font-weight:500;-webkit-user-select:none;user-select:none;transition:background-color .2s ease,color .2s ease;border-radius:6px;color:#2a3279}.group-header:hover{background-color:#f0f2ff}.arrow{transition:transform .3s ease;color:var(--secondary-text)}.arrow.open{transform:rotate(180deg)}.component-list{padding:8px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.component-item{display:flex;align-items:center;padding:8px;margin-bottom:8px;border:1px solid transparent;border-radius:6px;cursor:grab;transition:background-color .2s ease,border-color .2s ease;color:var(--primary-text)}.component-item:hover{background-color:#f0f2ff;border-color:#bac0e8}.component-item:active{cursor:grabbing}.component-icon{width:32px;height:32px;margin-right:12px;object-fit:contain;filter:none}.settings-list{display:flex;flex-direction:column;gap:16px}.setting-item{display:flex;flex-direction:column;gap:8px}.setting-item label{font-size:14px;font-weight:500;color:var(--secondary-text)}.setting-item input[type=number]{width:100%;padding:10px;border:1px solid var(--divider-color);background-color:var(--background-light);border-radius:6px;font-size:14px;transition:border-color .2s ease,box-shadow .2s ease}.setting-item input[type=number]:focus{outline:none;border-color:#2a3279;box-shadow:0 0 0 2px #2a327933}.setting-item.checkbox-item{flex-direction:row;align-items:center;cursor:pointer}.setting-item.checkbox-item label{color:var(--accent-text);margin-left:8px}.setting-item.checkbox-item input[type=checkbox]{appearance:none;-webkit-appearance:none;background-color:var(--background-light);border:1px solid var(--divider-color);width:20px;height:20px;border-radius:4px;cursor:pointer;position:relative;transition:background-color .2s ease}.setting-item.checkbox-item input[type=checkbox]:checked{background-color:var(--accent-text);border-color:var(--accent-text);background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3e%3cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3e%3c/svg%3e");background-size:100% 100%;background-position:center;background-repeat:no-repeat}.settings-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;padding-top:16px;border-top:1px solid var(--divider-color)}.settings-btn{flex-basis:calc(50% - 5px);flex-grow:1;padding:10px 12px;font-size:14px;font-weight:700;border-radius:6px;border:1px solid var(--divider-color);background-color:var(--background-light);color:var(--accent-text);cursor:pointer;transition:background-color .2s ease,border-color .2s ease,color .2s ease;text-align:center}.settings-btn:hover{background-color:#f0f2ff;border-color:#2a3279;color:#2a3279}.settings-btn:disabled{background-color:var(--background-light);border-color:var(--divider-color);color:var(--secondary-text);cursor:not-allowed;opacity:.6}.full-width-btn{width:100%;display:flex;justify-content:center;align-items:center;padding:10px 0;margin-bottom:8px}.login-container{width:100%;height:100%;display:flex;justify-content:center;align-items:center;background-color:var(--background-light)}.login-box{background:var(--surface-white);padding:40px;border-radius:8px;box-shadow:0 4px 12px var(--shadow-color);width:90%;max-width:400px;text-align:center}.login-box h2{margin-top:0;color:var(--primary-text)}.login-box p{color:var(--secondary-text);margin-bottom:24px}.login-box input{width:100%;padding:12px;font-size:16px;border:1px solid var(--divider-color);border-radius:6px;margin-bottom:16px}.login-box button{width:100%;padding:12px;font-size:16px;font-weight:700;color:#fff;background-color:var(--primary-blue);border:none;border-radius:6px;cursor:pointer}.error-message{color:#c62828;margin-top:16px;font-size:14px}.modal-overlay{position:fixed;inset:0;width:100%;height:100%;background-color:#0009;justify-content:center;align-items:center;z-index:1000;display:flex;flex-direction:column}.modal-content{background-color:var(--surface-white);padding:24px;border-radius:8px;box-shadow:0 5px 15px #0000004d;width:90%;max-width:600px;color:var(--primary-text);display:flex;flex-direction:column;max-height:85vh}.modal-content h2{margin-top:0;padding-bottom:16px;border-bottom:1px solid var(--divider-color)}.breadcrumbs{padding:8px 12px;background-color:var(--background-light);border-radius:6px;font-size:14px;margin-bottom:16px}.path-item{cursor:pointer;font-weight:500;color:var(--secondary-text)}.path-item:hover{color:var(--primary-blue)}.path-divider{margin:0 8px;color:var(--divider-color)}.layout-list{flex-grow:1}.layout-item{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-radius:6px;cursor:pointer;transition:background-color .2s ease;margin-bottom:8px}.layout-item.folder-item .layout-name{color:var(--primary-blue);font-weight:500}.layout-item:hover{background-color:var(--background-light)}.layout-details{display:flex;flex-direction:column;gap:2px}.layout-name{font-weight:500}.layout-date{font-size:12px;color:var(--secondary-text)}.delete-button{background-color:transparent;border:none;color:var(--secondary-text);font-size:18px;cursor:pointer;padding:8px;border-radius:6px;line-height:1;transition:background-color .2s ease,color .2s ease}.delete-button:hover{background-color:#ffebee;color:#c62828}.save-controls{display:flex;gap:10px;margin-top:16px;padding-top:16px;border-top:1px solid var(--divider-color)}.save-controls input[type=text]{flex-grow:1;padding:10px;border:1px solid var(--divider-color);background-color:var(--background-light);border-radius:6px;font-size:14px}.save-controls input[type=text]:focus{outline:none;border-color:var(--primary-blue);box-shadow:0 0 0 2px #2a327933}.new-folder-button{padding:10px 15px;border:1px solid var(--divider-color);background-color:var(--surface-white);border-radius:6px;cursor:pointer;white-space:nowrap}.new-folder-button:hover{background-color:var(--background-light)}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.action-button{padding:10px 20px;border-radius:6px;border:1px solid var(--divider-color);background-color:var(--background-light);cursor:pointer;font-weight:500}.action-button.save-button{background-color:var(--primary-blue);color:#fff;border-color:var(--primary-blue)}.action-button.save-button:hover{background-color:#303f9f}.layout-item.save-mode{cursor:pointer}.layout-item.save-mode:hover{background-color:#e8eaf6}.modal-actions{display:flex;justify-content:space-between;align-items:center;margin-top:24px}.file-actions,.main-actions{display:flex;gap:10px}.action-button.file-button{background-color:#f0f0f0;color:#3f51b5;font-weight:700;color:var(--primary-text)}.action-button.file-button:hover{background-color:#e0e0e0}.browser-content{overflow-y:auto;flex-grow:1;padding:0 8px;min-height:0}.modal-btn{padding:8px 16px;background-color:transparent;border:none;border-radius:6px;gap:8px;margin:0 8px 8px 0;color:#2a3279;font-weight:500;cursor:pointer;font-weight:bolder;transition:background-color .2s ease,color .2s ease;background-color:var(--surface-white);box-shadow:0 4px 8px var(--shadow-color)}.modal-btn:hover{background-color:#f0f2ff}.btn-cancel:hover{background-color:#c62828;color:#fff}.user-guide-content{padding-right:15px}