@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap";*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root,.app.dark{--bg-base: #0d0f14;--bg-surface: #13161e;--bg-elevated: #1a1e2a;--bg-input: #1e2230;--border: #2a2f40;--border-bright: #3d4560;--accent-primary: #f97316;--accent-secondary: #fb923c;--accent-glow: rgba(249, 115, 22, .25);--accent-dim: rgba(249, 115, 22, .1);--text-primary: #f0f4ff;--text-secondary: #8892aa;--text-dim: #4d5570;--success: #22c55e;--error: #ef4444;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-glow: 0 0 24px rgba(249, 115, 22, .15);--shadow-panel: 0 8px 32px rgba(0, 0, 0, .5)}.app.light{--bg-base: #f3f4f8;--bg-surface: #ffffff;--bg-elevated: #eaecf4;--bg-input: #e4e7f2;--border: #d0d5e8;--border-bright: #b0b8d4;--accent-primary: #ea6c0a;--accent-secondary: #f97316;--accent-glow: rgba(234, 108, 10, .18);--accent-dim: rgba(234, 108, 10, .08);--text-primary: #1a1d2e;--text-secondary: #485070;--text-dim: #8892aa;--success: #16a34a;--error: #dc2626;--shadow-glow: 0 0 24px rgba(234, 108, 10, .1);--shadow-panel: 0 8px 32px rgba(0, 0, 0, .12)}.app.light .app-header{background:rgba(255,255,255,.92)}.app.light .app{background:radial-gradient(ellipse 60% 40% at 20% 0%,rgba(234,108,10,.05) 0%,transparent 70%),var(--bg-base)}html,body,#root{height:100%;background:var(--bg-base);color:var(--text-primary);font-family:Inter,system-ui,sans-serif;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}.app{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(ellipse 60% 40% at 20% 0%,rgba(249,115,22,.06) 0%,transparent 70%),radial-gradient(ellipse 50% 30% at 80% 100%,rgba(99,102,241,.05) 0%,transparent 70%),var(--bg-base);transition:background .3s ease,color .3s ease}.app-logo-link{display:flex;align-items:center;gap:12px;background:none;border:none;padding:0;cursor:pointer;border-radius:var(--radius-sm);transition:opacity .18s;flex-shrink:0}.app-logo-link:hover{opacity:.82}.app-logo-link:focus-visible{outline:2px solid var(--accent-primary);outline-offset:3px}.app-header{padding:0 28px;height:60px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:0;background:rgba(19,22,30,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);position:sticky;top:0;z-index:20;flex-shrink:0}.app-logo-img{width:32px;height:32px;object-fit:contain;border-radius:6px;flex-shrink:0}.app-logo-fallback{font-size:26px;line-height:1;flex-shrink:0}.app-brand{display:flex;flex-direction:column;margin-left:12px}.app-title{font-size:17px;font-weight:700;letter-spacing:-.3px;color:var(--text-primary);line-height:1.2}.app-title span{color:var(--accent-primary)}.app-subtitle{font-size:11px;color:var(--text-dim);letter-spacing:.2px}.app-nav{display:flex;align-items:center;gap:2px;margin-left:12px}.nav-btn{padding:6px 14px;border:none;border-radius:var(--radius-sm);background:transparent;color:var(--text-secondary);font-family:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:all .18s ease;white-space:nowrap}.nav-btn:hover{background:var(--bg-elevated);color:var(--text-primary)}.nav-btn.active{background:var(--accent-dim);color:var(--accent-primary);box-shadow:inset 0 0 0 1px var(--accent-glow)}.theme-toggle{margin-left:10px;width:36px;height:36px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated);font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .18s ease;flex-shrink:0;line-height:1}.theme-toggle:hover{background:var(--bg-input);border-color:var(--border-bright);transform:scale(1.05)}.app-body{flex:1;display:grid;grid-template-columns:380px 1fr;height:calc(100vh - 100px);overflow:hidden}.panel-left{display:flex;flex-direction:column;border-right:1px solid var(--border);background:var(--bg-surface);overflow:hidden}.accordion{display:flex;flex-direction:column;border-bottom:1px solid var(--border);flex-shrink:0}.accordion.open{flex:1;min-height:0;overflow:hidden}.accordion-header{display:flex;align-items:center;gap:10px;padding:10px 18px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:background .15s;flex-shrink:0}.accordion-header:hover{background:var(--bg-elevated)}.accordion-header.active-mode{background:var(--accent-dim);border-left:3px solid var(--accent-primary)}.accordion-header:not(.active-mode){border-left:3px solid transparent}.accordion-icon{font-size:13px;transition:transform .2s ease;color:var(--text-dim);flex-shrink:0}.accordion.open .accordion-icon{transform:rotate(90deg)}.accordion-title{font-size:11px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;color:var(--text-secondary);flex:1}.accordion-header.active-mode .accordion-title{color:var(--accent-primary)}.accordion-badge{font-size:10px;padding:2px 7px;border-radius:10px;background:var(--bg-elevated);color:var(--text-dim);border:1px solid var(--border);font-family:JetBrains Mono,monospace}.accordion-header.active-mode .accordion-badge{background:var(--accent-glow);color:var(--accent-secondary);border-color:#f973164d}.accordion-body{display:none;padding:12px 18px;flex-direction:column;gap:10px;overflow:hidden;height:100%}.accordion.open .accordion-body{display:flex}.code-editor{flex:1;width:100%;min-height:120px;resize:none;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);font-family:JetBrains Mono,Fira Code,monospace;font-size:12.5px;line-height:1.8;padding:10px 12px;transition:border-color .2s,box-shadow .2s;outline:none}.code-editor::placeholder{color:var(--text-dim)}.code-editor:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow)}.console-input-row{display:flex;gap:8px;align-items:center;flex-shrink:0}.console-prompt-label{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--accent-primary);flex-shrink:0;-webkit-user-select:none;user-select:none}.console-input{flex:1;height:36px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:JetBrains Mono,monospace;font-size:12.5px;padding:0 10px;outline:none;transition:border-color .2s,box-shadow .2s}.console-input::placeholder{color:var(--text-dim)}.console-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow)}.console-log-wrapper{flex:1;min-height:0;overflow:hidden;display:flex;flex-direction:column}.console-log{flex:1;overflow-y:auto;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);padding:10px 12px;font-family:JetBrains Mono,monospace;font-size:11.5px;line-height:1.8}.console-log::-webkit-scrollbar{width:4px}.console-log::-webkit-scrollbar-track{background:transparent}.console-log::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.console-entry{display:flex;gap:8px;animation:fadeSlideIn .18s ease}@keyframes fadeSlideIn{0%{opacity:0;transform:translateY(3px)}to{opacity:1;transform:translateY(0)}}.console-prompt{color:var(--accent-primary);flex-shrink:0;-webkit-user-select:none;user-select:none}.console-text{color:var(--text-secondary);word-break:break-all}.console-text.ok{color:var(--success)}.console-text.err{color:var(--error)}.console-text.info{color:var(--text-secondary)}.console-empty{color:var(--text-dim);font-style:italic}.btn-row{display:flex;gap:6px;flex-wrap:wrap;padding:12px 18px;border-top:1px solid var(--border);background:var(--bg-surface);flex-shrink:0}.btn{display:inline-flex;align-items:center;gap:5px;padding:7px 12px;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:12.5px;font-weight:500;cursor:pointer;transition:all .18s ease;white-space:nowrap}.btn:disabled{opacity:.38;cursor:not-allowed}.btn:not(:disabled):active{transform:scale(.96)}.btn-primary{background:var(--accent-primary);color:#fff;box-shadow:0 2px 8px #f9731659}.btn-primary:not(:disabled):hover{background:var(--accent-secondary);box-shadow:0 4px 16px #f9731673}.btn-ghost{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border)}.btn-ghost:not(:disabled):hover{background:var(--bg-input);color:var(--text-primary);border-color:var(--border-bright)}.btn-danger{background:rgba(239,68,68,.1);color:#f87171;border:1px solid rgba(239,68,68,.22)}.btn-danger:not(:disabled):hover{background:rgba(239,68,68,.2);border-color:#ef444466}.panel-right{display:flex;flex-direction:column;background:var(--bg-base);padding:24px 24px 100px;align-items:center;justify-content:center;gap:14px;overflow:auto}.canvas-wrapper{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-panel),var(--shadow-glow);border:1px solid var(--border);flex-shrink:0;max-width:100%;display:flex;justify-content:center;align-items:center}.canvas-wrapper canvas{display:block;background:#0a0c12;max-width:100%;max-height:calc(100vh - 200px);object-fit:contain}.canvas-info{display:flex;gap:18px;font-size:11px;font-family:JetBrains Mono,monospace;color:var(--text-dim)}.canvas-stat span{color:var(--accent-secondary)}.page-content{flex:1;overflow-y:auto;padding:40px 60px;max-width:900px;margin:0 auto;width:100%}.page-content::-webkit-scrollbar{width:5px}.page-content::-webkit-scrollbar-track{background:transparent}.page-content::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.page-hero{margin-bottom:40px;padding-bottom:32px;border-bottom:1px solid var(--border)}.page-hero-eyebrow{font-size:11px;font-weight:600;letter-spacing:1.2px;text-transform:uppercase;color:var(--accent-primary);margin-bottom:10px}.page-hero h1{font-size:36px;font-weight:700;letter-spacing:-.8px;line-height:1.2;color:var(--text-primary);margin-bottom:14px}.page-hero h1 span{color:var(--accent-primary)}.page-hero p{font-size:15px;color:var(--text-secondary);line-height:1.75;max-width:620px}.page-section{margin-bottom:40px}.page-section h2{font-size:20px;font-weight:600;color:var(--text-primary);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--border)}.page-section h3{font-size:14px;font-weight:600;color:var(--accent-secondary);margin:18px 0 8px;text-transform:uppercase;letter-spacing:.6px}.page-section p{color:var(--text-secondary);line-height:1.75;margin-bottom:10px}.feature-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:4px}.feature-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:18px 20px;transition:border-color .2s,box-shadow .2s}.feature-card:hover{border-color:var(--border-bright);box-shadow:0 4px 16px #0000004d}.feature-card-icon{font-size:22px;margin-bottom:10px}.feature-card h4{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:6px}.feature-card p{font-size:12px;color:var(--text-secondary);line-height:1.6;margin:0}.mode-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}.mode-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);padding:20px}.mode-card.program-card{border-top:3px solid var(--accent-primary)}.mode-card.console-card{border-top:3px solid #818cf8}.mode-card h4{font-size:14px;font-weight:700;color:var(--text-primary);margin-bottom:8px;display:flex;align-items:center;gap:8px}.mode-card h4 .mode-badge{font-size:10px;padding:2px 7px;border-radius:10px;font-weight:500;font-family:JetBrains Mono,monospace}.program-card h4 .mode-badge{background:var(--accent-glow);color:var(--accent-primary)}.console-card h4 .mode-badge{background:rgba(129,140,248,.15);color:#818cf8}.mode-card p{font-size:12.5px;color:var(--text-secondary);line-height:1.65;margin:0}.btn-ref-table{width:100%;border-collapse:collapse;font-size:13px}.btn-ref-table th{text-align:left;padding:8px 12px;color:var(--text-dim);font-size:10px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;border-bottom:1px solid var(--border)}.btn-ref-table td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top;color:var(--text-secondary)}.btn-ref-table tr:last-child td{border-bottom:none}.btn-ref-table tr:hover td{background:var(--bg-elevated)}.btn-name{font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text-primary);font-weight:500;white-space:nowrap}.btn-shortcut{font-family:JetBrains Mono,monospace;font-size:11px;color:var(--text-dim);background:var(--bg-elevated);border:1px solid var(--border);border-radius:4px;padding:1px 6px}.examples-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:4px}.example-card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:border-color .2s,transform .2s}.example-card:hover{border-color:var(--border-bright);transform:translateY(-2px)}.example-card-header{padding:12px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}.example-shape-icon{width:32px;height:32px;border-radius:6px;background:var(--accent-dim);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.example-card-header h4{font-size:13px;font-weight:600;color:var(--text-primary);margin:0}.example-card-header span{font-size:11px;color:var(--text-dim)}.example-code{padding:12px 16px;font-family:JetBrains Mono,monospace;font-size:11.5px;line-height:1.8;color:var(--text-secondary);white-space:pre;overflow-x:auto;background:var(--bg-input)}.example-code .kw{color:var(--accent-primary)}.example-code .num{color:#60a5fa}.example-tabs{display:flex;border-bottom:1px solid var(--border);background:var(--bg-surface)}.example-tab{flex:1;padding:7px 10px;border:none;background:transparent;color:var(--text-dim);font-family:JetBrains Mono,monospace;font-size:11px;font-weight:500;cursor:pointer;transition:all .15s;border-bottom:2px solid transparent}.example-tab:hover{color:var(--text-secondary);background:var(--bg-elevated)}.example-tab.active{color:var(--accent-primary);border-bottom-color:var(--accent-primary);background:var(--accent-dim)}.example-try-btn{display:block;width:100%;padding:9px;background:transparent;border:none;border-top:1px solid var(--border);color:var(--accent-primary);font-family:inherit;font-size:12px;font-weight:500;cursor:pointer;transition:background .15s}.example-try-btn:hover{background:var(--accent-dim)}.cmd-table{width:100%;border-collapse:collapse;font-size:13px}.cmd-table th{text-align:left;padding:8px 12px;color:var(--text-dim);font-size:10px;font-weight:600;letter-spacing:.8px;text-transform:uppercase;border-bottom:1px solid var(--border);background:var(--bg-surface)}.cmd-table td{padding:9px 12px;border-bottom:1px solid var(--border);color:var(--text-secondary);font-size:12.5px}.cmd-table tr:last-child td{border-bottom:none}.cmd-table tr:hover td{background:var(--bg-elevated)}.cmd-table .cmd-cell{font-family:JetBrains Mono,monospace;color:var(--accent-primary);font-size:12px}.cmd-table .example-cell{font-family:JetBrains Mono,monospace;font-size:11.5px;color:#60a5fa}.glow-hover:hover{box-shadow:0 0 25px #f9731699}.glass-panel{background:rgba(19,22,30,.8);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1)}.canvas-grid{background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 0);background-size:24px 24px}@keyframes pulse-glow{0%,to{transform:scale(1);box-shadow:0 0 15px #f9711633}50%{transform:scale(1.05);box-shadow:0 0 30px #f9711680}}.active-glow{animation:pulse-glow 2s infinite ease-in-out}@keyframes shimmer{0%{border-color:#ffffff1a}50%{border-color:#f9731680}to{border-color:#ffffff1a}}.shimmer-border{animation:shimmer 3s infinite ease-in-out}@keyframes bounce-in{0%{transform:translate(-50%) translateY(0) scale(0);opacity:0}70%{transform:translate(-50%) translateY(-25px) scale(1.1);opacity:1}to{transform:translate(-50%) translateY(-20px) scale(1);opacity:1}}.tooltip-bounce{animation:bounce-in .4s cubic-bezier(.175,.885,.32,1.275) forwards}.kid-go-btn{display:flex;align-items:center;justify-content:center;gap:10px;background:var(--accent-primary);color:#fff;border-radius:50px;font-weight:900;font-size:18px;padding:12px 32px;border:none;cursor:pointer;transition:all .3s;box-shadow:0 6px 18px #f973164d}.kid-go-btn:hover{transform:scale(1.05)}.kid-go-btn:active{transform:scale(.95)}.kid-icon-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:50%;border:2px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);color:var(--text-primary);font-size:18px;cursor:pointer;transition:all .3s}.kid-icon-btn:hover{background:rgba(255,255,255,.1);transform:scale(1.1)}.kid-icon-btn.clear-btn:hover{border-color:#ef444480;color:#ef4444}.floating-controls{position:absolute;bottom:24px;left:50%;transform:translate(-50%);z-index:20;display:flex;gap:20px;align-items:center;background:rgba(19,22,30,.9);padding:12px 24px;border-radius:50px;box-shadow:0 8px 24px #0009;border:2px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px)}.tooltip-container{position:relative}.kid-tooltip{position:absolute;left:50%;bottom:100%;transform:translate(-50%);margin-bottom:16px;padding:8px 16px;background:var(--accent-primary);color:#fff;font-size:14px;font-weight:700;border-radius:12px;white-space:nowrap;pointer-events:none;opacity:0;box-shadow:0 4px 16px #0000004d}.tooltip-container:hover .kid-tooltip{animation:bounce-in .4s cubic-bezier(.175,.885,.32,1.275) forwards}.watermark{text-align:center;font-size:12px;color:var(--text-dim);padding:12px;opacity:.6}.home-page{display:flex;flex-direction:column;justify-content:center;align-items:center;min-height:calc(100vh - 100px);padding:40px 28px;max-width:1200px;margin:0 auto}.home-hero-section{display:flex;flex-direction:column;align-items:center;text-align:center;gap:32px;width:100%;max-width:800px;margin:0 auto}@media (max-width: 968px){.home-hero-section{gap:24px}}.home-title{font-size:42px;font-weight:800;line-height:1.15;letter-spacing:-1px;color:var(--text-primary);margin-bottom:20px}.home-title span{color:var(--accent-primary)}.home-description{font-size:14.5px;color:var(--text-secondary);line-height:1.8;margin:0 auto 8px;max-width:680px}.home-cta-row{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;margin-top:8px}.home-hero-showcase{display:flex;justify-content:center;align-items:center;width:100%}.mock-window{width:100%;max-width:560px;background:var(--bg-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-panel),var(--shadow-glow);border:1px solid var(--border);overflow:hidden}.mock-titlebar{background:var(--bg-elevated);padding:10px 16px;display:flex;align-items:center;border-bottom:1px solid var(--border)}.mock-dots{display:flex;gap:6px;margin-right:16px}.mock-dots .dot{width:10px;height:10px;border-radius:50%}.mock-dots .dot.red{background:#ef4444}.mock-dots .dot.yellow{background:#f59e0b}.mock-dots .dot.green{background:#10b981}.mock-title{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-dim);flex:1;text-align:center;margin-right:48px}.mock-window-body{display:grid;grid-template-columns:1fr 1fr;background:var(--bg-base);height:280px}.mock-terminal{background:#080a0f;padding:16px;font-family:JetBrains Mono,monospace;font-size:10.5px;line-height:1.6;border-right:1px solid var(--border);overflow-y:auto;display:flex;flex-direction:column}.mock-log{display:flex;flex-direction:column;gap:8px}.mock-entry{display:flex;gap:6px}.mock-prompt{color:var(--accent-primary);-webkit-user-select:none;user-select:none}.mock-text{color:var(--text-secondary)}.mock-text.ok{color:var(--success)}.mock-text.err{color:var(--error)}.mock-canvas-container{display:flex;justify-content:center;align-items:center;background:#05070a}.mock-canvas-container canvas{max-width:100%;max-height:100%;aspect-ratio:1 / 1;display:block}.cursor-caret{animation:blink-caret .8s infinite}@keyframes blink-caret{50%{opacity:0}}.typing{border-right:1px solid transparent}.app-footer{min-height:40px;padding:8px 0;border-top:1px solid var(--border);background:rgba(19,22,30,.92);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:center;flex-shrink:0;z-index:20}.app.light .app-footer{background:rgba(255,255,255,.92)}.footer-content{width:100%;max-width:1200px;padding:4px 28px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;font-size:12px;color:var(--text-dim)}.footer-links{display:flex;gap:16px;flex-wrap:wrap}.footer-links button{background:none;border:none;color:var(--text-secondary);font-size:12px;cursor:pointer;padding:0;transition:color .18s}.footer-links button:hover{color:var(--accent-primary)}@media (max-width: 768px){.footer-content{flex-direction:column;text-align:center;justify-content:center}.footer-links{justify-content:center}}@media (max-width: 580px){.mock-window-body{grid-template-columns:1fr;height:auto}.mock-terminal{border-right:none;border-bottom:1px solid var(--border);height:160px}.mock-canvas-container{height:280px}}.legal-page{max-width:800px;margin:0 auto;padding:60px 24px}.legal-list{padding-left:20px;margin:16px 0;color:var(--text-secondary);line-height:1.8}.legal-list li{margin-bottom:12px}.legal-list strong{color:var(--text-primary)}.legal-highlight{color:var(--accent-primary);font-weight:600}