:root{--bg-primary: #0a0a14;--bg-secondary: #101020;--bg-surface: #151528;--bg-elevated: #1a1a35;--bg-hover: #20204a;--bg-active: #252560;--accent: #00d4ff;--accent-dim: rgba(0, 212, 255, .15);--accent-glow: rgba(0, 212, 255, .3);--text-primary: #e0e4f0;--text-secondary: #8890a8;--text-dim: #555a70;--border: #1e2040;--border-bright: #2a2d55;--danger: #ff4466;--toolbar-h: 48px;--statusbar-h: 28px;--sidebar-w: 280px;--radius: 6px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Outfit,sans-serif;background:var(--bg-primary);color:var(--text-primary);overflow:hidden;height:100vh;width:100vw;-webkit-user-select:none;user-select:none}#app{display:flex;flex-direction:column;height:100vh}.toolbar{height:var(--toolbar-h);background:var(--bg-secondary);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 12px;gap:6px;flex-shrink:0;z-index:3000}.tool-group{display:flex;align-items:center;gap:4px}.toolbar-sep{width:1px;height:28px;background:var(--border-bright);margin:0 8px}.tool-btn{display:flex;flex-direction:column;align-items:center;justify-content:center;width:42px;height:36px;background:transparent;border:1px solid transparent;border-radius:var(--radius);color:var(--text-secondary);cursor:pointer;transition:all .15s ease;position:relative;font-family:Outfit,sans-serif}.tool-btn:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-bright)}.tool-btn.active{background:var(--accent-dim);color:var(--accent);border-color:var(--accent);box-shadow:0 0 12px var(--accent-glow),inset 0 0 8px #00d4ff0d}.tool-icon{font-size:16px;line-height:1}.tool-label{font-size:9px;font-weight:500;letter-spacing:.5px;margin-top:1px;opacity:.6}.tool-btn.active .tool-label{opacity:1}.tool-btn-container{display:flex;flex-direction:column;align-items:center;position:relative}.tool-mode-indicator{position:absolute;top:100%;left:50%;transform:translate(-50%);background:#16162dbf;backdrop-filter:blur(12px) saturate(180%);-webkit-backdrop-filter:blur(12px) saturate(180%);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);padding:6px 8px;font-size:10px;color:var(--text-secondary);white-space:nowrap;pointer-events:auto;z-index:20;margin-top:4px;box-shadow:0 8px 32px #00000080,0 0 10px #00d4ff0d;display:flex;flex-direction:column;gap:2px}.tool-mode-indicator .mode-line{display:block;padding:4px 8px;border-radius:3px;cursor:pointer;transition:all .1s;-webkit-user-select:none;user-select:none}.tool-mode-indicator .mode-line:hover{background:var(--bg-hover);color:var(--text-primary)}.tool-mode-indicator .mode-line.active{background:var(--accent-dim);color:var(--accent);font-weight:600;border:1px solid var(--accent)}.tool-mode-indicator .mode-title{font-weight:700;color:var(--text-dim);padding:2px 8px;margin-bottom:2px;border-bottom:1px solid var(--border);font-size:9px;text-transform:uppercase}.icon-btn{width:30px;height:28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-secondary);cursor:pointer;font-size:14px;font-family:Outfit,sans-serif;transition:all .15s ease;display:flex;align-items:center;justify-content:center}.icon-btn:hover{background:var(--bg-hover);color:var(--accent);border-color:var(--accent)}.control-label{font-size:12px;color:var(--text-secondary);font-weight:500;margin-right:6px}.grid-input{width:80px;height:28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:12px;padding:0 8px;outline:none;transition:border-color .15s}.grid-input:focus{border-color:var(--accent);box-shadow:0 0 6px var(--accent-glow)}.unit-label{font-size:11px;color:var(--text-dim);margin-left:4px;font-family:JetBrains Mono,monospace}.zoom-label{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-secondary);min-width:50px;text-align:center}#main-content{display:flex;flex:1;overflow:hidden}#canvas-container{flex:1;position:relative;overflow:hidden;background:var(--bg-primary)}#canvas{display:block;width:100%;height:100%}.sidebar{width:var(--sidebar-w);background:var(--bg-secondary);border-left:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;overflow-y:auto}.sidebar-header{display:flex;justify-content:space-between;align-items:center;padding:14px 16px 10px;border-bottom:1px solid var(--border)}.sidebar-title{font-size:14px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--text-secondary)}.sidebar-close-btn{display:none}.add-layer-btn{width:26px;height:26px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--accent);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.add-layer-btn:hover{background:var(--accent-dim);border-color:var(--accent)}.layer-list{max-height:300px;overflow-y:auto;border-bottom:1px solid var(--border)}.layer-item{display:flex;align-items:center;padding:8px 12px;gap:8px;cursor:pointer;transition:background .1s;border-left:3px solid transparent}.layer-item:hover{background:var(--bg-hover)}.layer-item.active{background:var(--accent-dim);border-left-color:var(--accent)}.vis-btn{width:22px;height:22px;background:transparent;border:none;cursor:pointer;font-size:13px;color:var(--text-secondary);display:flex;align-items:center;justify-content:center;border-radius:3px;transition:all .1s;flex-shrink:0}.vis-btn:hover{background:var(--bg-surface)}.vis-btn.off{opacity:.3;font-size:18px}.layer-swatch{width:14px;height:14px;border-radius:3px;flex-shrink:0;border:1px solid rgba(255,255,255,.1)}.layer-name{font-size:13px;font-weight:500;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.lock-btn{width:22px;height:22px;background:transparent;border:none;cursor:pointer;font-size:11px;color:var(--text-dim);display:flex;align-items:center;justify-content:center;border-radius:3px;transition:all .1s;flex-shrink:0}.lock-btn:hover{background:var(--bg-surface)}.lock-btn.locked{color:var(--danger)}.del-layer-btn{width:20px;height:20px;background:transparent;border:none;cursor:pointer;font-size:14px;color:var(--text-dim);display:flex;align-items:center;justify-content:center;border-radius:3px;opacity:0;transition:all .1s;flex-shrink:0}.layer-item:hover .del-layer-btn{opacity:1}.del-layer-btn:hover{color:var(--danger);background:#ff44661a}.layer-properties{padding:14px 16px;flex:1}.props-title{font-size:12px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:var(--text-secondary);margin-bottom:14px}.prop-row{display:flex;align-items:center;margin-bottom:10px;gap:8px}.prop-label{font-size:12px;color:var(--text-secondary);min-width:80px;flex-shrink:0}.prop-input{flex:1;height:28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-family:Outfit,sans-serif;font-size:12px;padding:0 8px;outline:none;transition:border-color .15s}.prop-input:focus{border-color:var(--accent)}.prop-input.small{width:60px;flex:0}.prop-color{width:40px;height:28px;padding:2px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:border-color .15s}.prop-color:hover{border-color:var(--accent)}.prop-select{width:fit-content;min-width:130px;max-width:300px;height:28px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text-primary);font-family:JetBrains Mono,Consolas,monospace;font-size:11px;padding:0 8px;outline:none;cursor:pointer;transition:all .15s}.prop-select:focus{border-color:var(--accent)}.prop-select option{background:var(--bg-secondary);color:var(--text-primary)}.statusbar{height:var(--statusbar-h);background:var(--bg-secondary);border-top:1px solid var(--border);display:flex;align-items:center;padding:0 16px;gap:24px;flex-shrink:0}.status-item{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-secondary)}.coord-display{color:var(--accent);font-weight:500;min-width:260px}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-dim)}:focus-visible{outline:1px solid 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