:root{--bg-primary: #1a1a2e;--bg-secondary: #16213e;--bg-tertiary: #0f3460;--bg-panel: #ffffff;--text-primary: #1a1a2e;--text-secondary: #6c757d;--text-muted: #adb5bd;--accent: #4d96ff;--accent-hover: #3b7ddd;--danger: #e94560;--success: #50c878;--warning: #ffd93d;--border: #e5e7eb;--border-active: #4d96ff;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 12px rgba(0,0,0,.08);--shadow-lg: 0 8px 24px rgba(0,0,0,.12);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--transition: .2s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{width:100%;height:100%;overflow:hidden;font-family:Inter,system-ui,-apple-system,sans-serif;color:var(--text-primary);background:var(--bg-primary)}.app-container{display:flex;flex-direction:column;width:100%;height:100vh}.toolbar{display:flex;align-items:center;gap:8px;padding:8px 16px;background:var(--bg-panel);border-bottom:1px solid var(--border);z-index:100;flex-wrap:wrap;min-height:52px;box-shadow:var(--shadow-sm)}.toolbar-section{display:flex;align-items:center;gap:4px;padding:0 8px;border-right:1px solid var(--border)}.toolbar-section:last-child{border-right:none}.toolbar-brand{font-weight:700;font-size:14px;color:var(--accent);white-space:nowrap;letter-spacing:-.3px}.connection-status{font-size:11px;padding:2px 8px;border-radius:10px;font-weight:500}.connection-status.connected{color:var(--success);background:#e8f8ef}.connection-status.disconnected{color:var(--danger);background:#fde8ec}.tool-btn{display:flex;align-items:center;gap:4px;padding:6px 10px;border:1px solid transparent;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);cursor:pointer;font-size:12px;font-weight:500;font-family:inherit;transition:var(--transition);white-space:nowrap}.tool-btn:hover{background:#f0f4ff;color:var(--accent)}.tool-btn.active{background:var(--accent);color:#fff;border-color:var(--accent)}.tool-btn:disabled{opacity:.3;cursor:not-allowed}.tool-icon{font-size:16px}.tool-label{font-size:11px}.ai-btn{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none}.ai-btn:hover{background:linear-gradient(135deg,#5a6fd6,#6a4190);color:#fff}.ai-dropdown{position:relative}.ai-dropdown-menu{display:none;position:absolute;top:100%;left:0;background:var(--bg-panel);border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:200px;z-index:1000;padding:6px}.ai-dropdown:hover .ai-dropdown-menu{display:block}.ai-dropdown-menu button{display:block;width:100%;padding:8px 12px;border:none;background:none;text-align:left;cursor:pointer;font-size:13px;font-family:inherit;border-radius:var(--radius-sm);color:var(--text-primary)}.ai-dropdown-menu button:hover{background:#f0f4ff;color:var(--accent)}.main-area{display:flex;flex:1;overflow:hidden}.canvas-container{flex:1;position:relative;overflow:hidden;background:#f0f0f0}.canvas-main{position:absolute;top:0;left:0;width:100%;height:100%;cursor:crosshair}.canvas-overlay{position:absolute;top:0;left:0;width:100%;height:100%}.zoom-controls{position:absolute;bottom:20px;left:50%;transform:translate(-50%);display:flex;align-items:center;gap:2px;background:var(--bg-panel);border-radius:var(--radius-md);padding:4px;box-shadow:var(--shadow-md)}.zoom-controls button{width:32px;height:32px;border:none;background:transparent;cursor:pointer;font-size:16px;border-radius:var(--radius-sm);color:var(--text-primary);display:flex;align-items:center;justify-content:center;font-family:inherit}.zoom-controls button:hover{background:#f0f4ff;color:var(--accent)}.zoom-value{font-size:11px;color:var(--text-secondary);min-width:40px;text-align:center;font-weight:500}.coordinates{position:absolute;bottom:20px;left:20px;font-size:11px;color:var(--text-muted);background:#fffc;padding:4px 8px;border-radius:var(--radius-sm)}.side-panels{width:280px;background:var(--bg-panel);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;box-shadow:var(--shadow-sm)}.panel-tabs{display:flex;border-bottom:1px solid var(--border)}.panel-tab{flex:1;padding:10px 8px;border:none;background:transparent;cursor:pointer;font-size:11px;font-weight:600;font-family:inherit;color:var(--text-secondary);border-bottom:2px solid transparent;transition:var(--transition)}.panel-tab:hover{color:var(--text-primary);background:#f8f9fa}.panel-tab.active{color:var(--accent);border-bottom-color:var(--accent)}.panel{flex:1;overflow-y:auto;overflow-x:hidden}.panel-title{font-size:13px;font-weight:600;padding:12px 14px 8px;color:var(--text-primary);letter-spacing:-.2px}.layers-list{padding:0 8px}.layers-empty{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:12px}.layer-item{display:flex;align-items:center;padding:8px 10px;border-radius:var(--radius-sm);cursor:pointer;gap:8px;margin-bottom:2px;transition:var(--transition)}.layer-item:hover{background:#f8f9fa}.layer-item.selected{background:#e8f0fe;outline:1px solid var(--border-active)}.layer-icon{font-size:14px;width:20px;text-align:center}.layer-name{flex:1;font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.layer-actions{display:flex;gap:2px;opacity:0;transition:var(--transition)}.layer-item:hover .layer-actions{opacity:1}.layer-btn{width:22px;height:22px;border:none;background:transparent;cursor:pointer;font-size:11px;border-radius:4px;display:flex;align-items:center;justify-content:center}.layer-btn:hover{background:#e5e7eb}.layer-btn.delete:hover{background:#fde8ec;color:var(--danger)}.properties-empty{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:12px}.properties-content{padding:0 10px}.prop-section{margin-bottom:12px}.prop-section-header{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);padding:8px 4px;cursor:pointer;display:flex;justify-content:space-between;border-bottom:1px solid var(--border);margin-bottom:6px}.prop-section-content{display:flex;flex-direction:column;gap:6px}.prop-row{display:flex;align-items:center;gap:8px}.prop-row label{width:55px;font-size:11px;color:var(--text-secondary);font-weight:500;text-align:right;flex-shrink:0}.prop-row input[type=number]{flex:1;padding:4px 6px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:12px;font-family:inherit;width:60px}.prop-row input[type=color]{width:28px;height:28px;border:none;border-radius:var(--radius-sm);cursor:pointer;padding:0}.prop-row input[type=range]{flex:1}.prop-row textarea{flex:1;padding:6px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:12px;font-family:inherit;min-height:50px;resize:vertical}.color-picker-row{display:flex;align-items:center;gap:6px;flex:1}.color-palette{display:flex;gap:3px;flex-wrap:wrap}.color-swatch{width:16px;height:16px;border-radius:4px;border:1px solid var(--border);cursor:pointer}.comments-list{padding:0 8px}.comments-empty{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:12px}.comment-item{padding:10px;border-radius:var(--radius-sm);background:#f8f9fa;margin-bottom:8px}.comment-item.resolved{opacity:.5}.comment-header{display:flex;justify-content:space-between;margin-bottom:4px}.comment-author{font-size:11px;font-weight:600}.comment-time{font-size:10px;color:var(--text-muted)}.comment-body{font-size:12px;line-height:1.5;margin-bottom:6px}.comment-replies{border-left:2px solid var(--border);padding-left:10px;margin:6px 0}.comment-reply{font-size:11px;margin-bottom:4px}.reply-author{font-weight:600}.comment-actions{display:flex;gap:6px}.comment-actions button{font-size:10px;padding:3px 8px;border:1px solid var(--border);border-radius:var(--radius-sm);background:transparent;cursor:pointer;font-family:inherit}.comment-actions button:hover{background:#e5e7eb}.reply-input input{width:100%;padding:6px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:12px;font-family:inherit;margin-top:6px}.version-list{padding:0 8px}.version-empty{padding:24px 16px;text-align:center;color:var(--text-muted);font-size:12px}.version-item{display:flex;align-items:center;justify-content:space-between;padding:8px 10px;border-radius:var(--radius-sm);margin-bottom:2px;background:#f8f9fa}.version-info{display:flex;flex-direction:column}.version-label{font-size:12px;font-weight:500}.version-time{font-size:10px;color:var(--text-muted)}.btn-restore{width:28px;height:28px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer;font-size:14px}.btn-restore:disabled{opacity:.5}.quick-actions{padding:8px;border-top:1px solid var(--border);display:flex;flex-direction:column;gap:6px}.btn-action{padding:8px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;cursor:pointer;font-size:12px;font-family:inherit;font-weight:500;transition:var(--transition)}.btn-action:hover{background:#f0f4ff;border-color:var(--accent);color:var(--accent)}.btn-primary{padding:8px 12px;border:none;border-radius:var(--radius-sm);background:var(--accent);color:#fff;cursor:pointer;font-size:12px;font-family:inherit;font-weight:500}.btn-primary:hover{background:var(--accent-hover)}.minimap-panel{padding:0!important;overflow:hidden!important}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d1d5db;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#9ca3af}@keyframes fadeIn{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.panel{animation:fadeIn .2s ease-out}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.connection-status.connected{animation:pulse 2s ease-in-out infinite}