.turtle-canvas-container{flex:1;position:relative;overflow:hidden;background:var(--color-surface);min-height:120px}.turtle-canvas-container--hidden{flex:0 0 auto;min-height:0}.turtle-canvas-container--hidden .turtle-canvas-inner{display:none}.turtle-canvas-toggle{position:absolute;top:6px;right:8px;z-index:10;padding:4px 8px;font-size:.75rem;font-family:inherit;color:var(--color-muted, #64748b);background:#ffffffd9;border:1px solid rgba(0,0,0,.08);border-radius:4px;cursor:pointer;opacity:.7;transition:opacity .15s ease}.turtle-canvas-toggle:hover{opacity:1}.turtle-canvas-container--hidden .turtle-canvas-toggle{position:static;display:block;width:100%;margin:0;padding:6px 10px;text-align:center;background:var(--color-surface);border:none;border-bottom:1px solid var(--color-border, rgba(0, 0, 0, .08))}.turtle-canvas-inner{position:absolute;top:0;right:0;bottom:0;left:0}[data-theme=dark] .turtle-canvas-container{background:#1e293b}[data-theme=dark] .turtle-canvas-toggle{color:#94a3b8;background:#1e293be6;border-color:#ffffff14}[data-theme=dark] .turtle-canvas-container--hidden .turtle-canvas-toggle{background:#1e293b;border-bottom-color:#ffffff14}.turtle-canvas{width:100%;height:100%;display:block;background:var(--color-surface);cursor:crosshair;position:absolute;top:0;left:0}[data-theme=dark] .turtle-canvas{background:#1e293b}.turtle-overlay{width:100%;height:100%;display:block;position:absolute;top:0;left:0;pointer-events:none}.toolbar{background:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--space-3) var(--space-6);box-shadow:var(--shadow-sm);transition:background .2s ease,border-color .2s ease}.toolbar-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);flex-wrap:wrap}.button-group{display:flex;gap:var(--space-2);flex-wrap:wrap}.toolbar-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);font-size:.9375rem;font-weight:600;font-family:var(--font-sans);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:background .15s ease,border-color .15s ease,box-shadow .15s ease}.toolbar-btn:hover:not(:disabled){background:var(--color-bg);border-color:var(--color-text-muted)}.toolbar-btn:active:not(:disabled){transform:none}.toolbar-btn:disabled{opacity:.5;cursor:not-allowed}.toolbar-btn.primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.toolbar-btn.primary:hover:not(:disabled){background:var(--color-primary-hover);border-color:var(--color-primary-hover)}.toolbar-btn.help{background:var(--color-surface);color:var(--color-text);border-color:var(--color-error)}.toolbar-btn.help:hover:not(:disabled){background:var(--color-error-bg);border-color:var(--color-error)}.toolbar-btn.help-active{background:var(--color-error);border-color:var(--color-error);color:#fff}.toolbar-btn.help-active:hover:not(:disabled){filter:brightness(1.05)}.toolbar-btn.theme-toggle{background:var(--color-bg);border-color:var(--color-border);color:var(--color-text-muted)}.toolbar-btn.theme-toggle:hover:not(:disabled){color:var(--color-text);border-color:var(--color-text-muted)}[data-theme=dark] .toolbar-btn{background:var(--color-surface-elevated);border-color:var(--color-border);color:var(--color-text)}[data-theme=dark] .toolbar-btn:hover:not(:disabled){background:var(--color-border)}.btn-icon{font-size:1.125rem;line-height:1}@media (max-width: 768px){.toolbar{padding:var(--space-3) var(--space-4)}.toolbar-content{gap:var(--space-3)}.toolbar-btn{padding:var(--space-2) var(--space-3);font-size:.875rem}}.helper-overlay{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:100}.helper-overlay.helper-try-run{position:absolute;top:0;left:0;right:0;bottom:auto;height:auto;min-height:0;display:flex;justify-content:center;padding:var(--space-3)}.helper-try-run-banner{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap;max-width:100%;background:linear-gradient(135deg,#059669,#10b981);color:#fff;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);box-shadow:var(--shadow-md);animation:helperSlideIn .2s ease}.helper-try-run-text{font-size:.875rem;font-weight:500;line-height:1.4}.helper-try-run-dismiss{flex-shrink:0;padding:var(--space-2) var(--space-3);background:#fffffff2;color:#059669;border:none;border-radius:var(--radius-md);font-size:.875rem;font-weight:600;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.helper-try-run-dismiss:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm)}.helper-popup{position:absolute;right:var(--space-3);left:auto;width:min(280px,calc(100% - var(--space-6)));background:var(--color-header);color:#fff;padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);font-family:var(--font-sans);pointer-events:auto;animation:helperSlideIn .2s ease}@keyframes helperSlideIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.helper-content{position:relative}.helper-badge{display:inline-block;background:#ffffff40;padding:2px var(--space-2);border-radius:var(--radius-sm);font-size:.75rem;font-weight:600;margin-bottom:var(--space-2)}.helper-content p,.helper-message{margin:0;font-size:.875rem;line-height:1.45;font-weight:500}.helper-message+.helper-message{margin-top:var(--space-2)}.helper-apply-fix{margin-top:var(--space-2);padding:var(--space-2) var(--space-3);background:var(--color-primary);color:#fff;border:none;border-radius:var(--radius-md);font-size:.8125rem;font-weight:600;cursor:pointer;font-family:var(--font-sans);transition:transform .15s ease,box-shadow .15s ease}.helper-apply-fix:hover{transform:translateY(-1px);box-shadow:var(--shadow-sm)}.dismiss-helper{position:fixed;bottom:var(--space-6);right:var(--space-6);background:var(--color-primary);color:#fff;border:none;padding:var(--space-3) var(--space-5);border-radius:var(--radius-md);font-size:.9375rem;font-weight:600;cursor:pointer;box-shadow:var(--shadow-md);pointer-events:auto;font-family:var(--font-sans);transition:transform .15s ease,box-shadow .15s ease}.dismiss-helper:hover{transform:translateY(-1px);box-shadow:var(--shadow-lg)}.dismiss-helper:active{transform:translateY(0)}[data-theme=dark] .helper-popup{box-shadow:0 8px 24px #0006}.input-modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a99;display:flex;align-items:center;justify-content:center;z-index:10000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:inputModalFade .15s ease}[data-theme=dark] .input-modal-overlay{background:#000000a6}@keyframes inputModalFade{0%{opacity:0}to{opacity:1}}.input-modal{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--space-6);min-width:320px;max-width:90vw;box-shadow:var(--shadow-lg);border:1px solid var(--color-border)}.input-modal-prompt{display:block;font-size:1rem;font-weight:600;color:var(--color-text);margin-bottom:var(--space-3)}.input-modal-field{width:100%;padding:var(--space-3) var(--space-4);font-size:1rem;font-family:var(--font-sans);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);margin-bottom:var(--space-4);box-sizing:border-box}.input-modal-field:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-primary-muted)}.input-modal-actions{display:flex;gap:var(--space-2);justify-content:flex-end}.input-modal-btn{padding:var(--space-2) var(--space-4);font-size:.9375rem;font-weight:600;font-family:var(--font-sans);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface);color:var(--color-text);cursor:pointer;transition:background .15s ease,border-color .15s ease}.input-modal-btn:hover{background:var(--color-bg)}.input-modal-btn.primary{background:var(--color-primary);border-color:var(--color-primary);color:#fff}.input-modal-btn.primary:hover{background:var(--color-primary-hover)}.app{display:flex;flex-direction:column;width:100vw;height:100vh;background:var(--color-bg);transition:background .2s ease}.header{background:var(--color-header);color:#fff;padding:var(--space-4) var(--space-6);box-shadow:var(--color-header-shadow);transition:box-shadow .2s ease}.header-content{max-width:1400px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}.title{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;display:flex;align-items:center;gap:var(--space-2)}.emoji{font-size:1.75rem;line-height:1}.loading{background:#fff3;padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-weight:600;font-size:.9rem}.error{background:var(--color-error-bg);color:var(--color-error);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);font-weight:600;font-size:.9rem}.main-content{display:flex;flex:1;min-height:0;overflow:hidden;gap:0;padding:var(--space-4);padding-top:var(--space-3);max-width:100%;width:100%}.editor-panel,.output-panel{display:flex;flex-direction:column;background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);overflow:hidden;transition:background .2s ease,box-shadow .2s ease;height:100%;min-width:280px;min-height:200px;border:1px solid var(--color-border)}.editor-panel{margin-left:0}.output-panel{margin-right:0}.editor-container{flex:1;min-height:0;overflow:hidden;position:relative}.resize-handle{width:10px;flex-shrink:0;background:var(--color-bg);cursor:col-resize;position:relative;display:flex;align-items:center;justify-content:center;-webkit-user-select:none;user-select:none;transition:background .15s ease}.resize-handle:hover{background:var(--color-primary-muted)}.resize-handle:before{content:"";width:2px;height:40px;background:var(--color-border);border-radius:1px}.resize-handle:hover:before{background:var(--color-primary)}.panel-header{background:var(--color-header);color:#fff;padding:var(--space-3) var(--space-4);font-weight:600;font-size:1rem;transition:background .2s ease}.panel-header h2{font-size:1rem;font-weight:600;margin:0;letter-spacing:-.01em}.output-panel .turtle-canvas-container{flex:1;min-height:0}.output-panel .turtle-canvas-container--hidden{flex:0 0 auto}.console{flex:1;min-height:120px;border-top:1px solid var(--color-border);display:flex;flex-direction:column;background:var(--color-surface)}.console-header{background:var(--color-bg);padding:var(--space-2) var(--space-4);font-weight:600;font-size:.875rem;color:var(--color-text-muted);border-bottom:1px solid var(--color-border)}.console-content{flex:1;padding:var(--space-4);background:var(--color-console-bg);color:var(--color-console-text);font-family:Consolas,Monaco,Courier New,monospace;font-size:.8125rem;line-height:1.5;overflow-y:auto;margin:0;white-space:pre-wrap;word-wrap:break-word}@media (max-width: 1024px){.resize-handle{width:100%;height:10px;cursor:row-resize}.resize-handle:before{width:40px;height:2px}}@media (max-width: 768px){.main-content{padding:var(--space-2)}}:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-muted: rgba(99, 102, 241, .12);--color-bg: #f8fafc;--color-surface: #ffffff;--color-surface-elevated: #ffffff;--color-border: #e2e8f0;--color-text: #1e293b;--color-text-muted: #64748b;--color-header: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--color-header-shadow: 0 1px 3px rgba(0, 0, 0, .08);--color-success: #10b981;--color-success-bg: #d1fae5;--color-error: #ef4444;--color-error-bg: #fee2e2;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .05);--color-console-bg: #1e1e1e;--color-console-text: #d4d4d4;--font-sans: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}[data-theme=dark]{--color-primary: #818cf8;--color-primary-hover: #a5b4fc;--color-primary-muted: rgba(129, 140, 248, .15);--color-bg: #0f172a;--color-surface: #1e293b;--color-surface-elevated: #334155;--color-console-bg: #0f172a;--color-console-text: #e2e8f0;--color-border: #334155;--color-text: #f1f5f9;--color-text-muted: #94a3b8;--color-header: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);--color-header-shadow: 0 1px 3px rgba(0, 0, 0, .3);--color-success: #34d399;--color-success-bg: #064e3b;--color-error: #f87171;--color-error-bg: #450a0a;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .2);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .25), 0 2px 4px -2px rgba(0, 0, 0, .2);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3), 0 4px 6px -4px rgba(0, 0, 0, .2)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden;background:var(--color-bg);color:var(--color-text);transition:background .2s ease,color .2s ease}#root{width:100vw;height:100vh}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb{background:var(--color-text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text)}.app-error-fallback{padding:var(--space-6);max-width:600px;margin:var(--space-6) auto;background:var(--color-surface);border:1px solid var(--color-error);border-radius:var(--radius-lg);color:var(--color-text);font-family:var(--font-sans)}.app-error-fallback h1{color:var(--color-error);font-size:1.25rem;margin-bottom:var(--space-4)}.app-error-fallback pre{background:var(--color-console-bg);color:var(--color-console-text);padding:var(--space-4);border-radius:var(--radius-md);overflow:auto;font-size:.8125rem;margin:var(--space-2) 0}.app-error-fallback button{margin-top:var(--space-4);padding:var(--space-2) var(--space-4);background:var(--color-error);color:#fff;border:none;border-radius:var(--radius-md);font-weight:600;cursor:pointer}