.rb-root{--rb-bg-dark:#0f0e17;--rb-bg-panel:rgba(30,28,50,0.85);--rb-bg-glass:rgba(40,38,70,0.6);--rb-surface:#1e1c32;--rb-surface-light:#2a2745;--rb-primary:#7c5cfc;--rb-primary-glow:rgba(124,92,252,0.4);--rb-secondary:#00d4aa;--rb-secondary-glow:rgba(0,212,170,0.3);--rb-accent:#ff6b9d;--rb-accent-glow:rgba(255,107,157,0.3);--rb-yellow:#ffd166;--rb-yellow-glow:rgba(255,209,102,0.3);--rb-coral:#ff8a65;--rb-text:#f0eef6;--rb-text-muted:#a09cb5;--rb-text-dim:#6b6580;--rb-success:#00e676;--rb-error:#ff5252;--rb-font:"Outfit",system-ui,-apple-system,sans-serif;--rb-ease:cubic-bezier(0.4,0,0.2,1);--rb-duration:0.25s;--rb-radius-sm:8px;--rb-radius-md:12px;--rb-radius-lg:20px;--rb-radius-full:999px;--rb-shadow-md:0 4px 20px rgba(0,0,0,0.3);--rb-shadow-lg:0 8px 40px rgba(0,0,0,0.4);--rb-shadow-glow-primary:0 0 20px var(--rb-primary-glow);--rb-shadow-glow-secondary:0 0 20px var(--rb-secondary-glow);position:fixed;inset:0;top:var(--nextra-navbar-height,64px);font-family:var(--rb-font);background:var(--rb-bg-dark);color:var(--rb-text);overflow:hidden;-webkit-font-smoothing:antialiased;z-index:10}.rb-root.rb-light{--rb-bg-dark:#f4f6fa;--rb-bg-panel:rgba(255,255,255,0.9);--rb-bg-glass:rgba(255,255,255,0.75);--rb-surface:#e4e7ec;--rb-surface-light:#d1d5db;--rb-text:#111827;--rb-text-muted:#4b5563;--rb-text-dim:#6b7280;--rb-shadow-md:0 4px 20px rgba(0,0,0,0.1);--rb-shadow-lg:0 8px 40px rgba(0,0,0,0.15)}.rb-root.rb-light .rb-glass-panel{border:1px solid rgba(0,0,0,.08)}.rb-root.rb-light .rb-lang-switcher,.rb-root.rb-light .rb-mode-toggle,.rb-root.rb-light .rb-theme-switcher{background:rgba(0,0,0,.06);border:1px solid rgba(0,0,0,.08)}.rb-root.rb-light .rb-lang-switcher button,.rb-root.rb-light .rb-mode-toggle button,.rb-root.rb-light .rb-theme-switcher button{color:var(--rb-text-muted)}.rb-root.rb-light .rb-lang-switcher button.active,.rb-root.rb-light .rb-mode-toggle button.active,.rb-root.rb-light .rb-theme-switcher button.active{color:white}.rb-root.rb-light .rb-btn-ghost{background:rgba(0,0,0,.05);color:var(--rb-text-muted);border:1px solid rgba(0,0,0,.1)}.rb-root.rb-light .rb-ide-footer,.rb-root.rb-light .rb-ide-header,.rb-root.rb-light .rb-ide-panel,.rb-root.rb-light .rb-resizer:after{border-color:rgba(0,0,0,.08)}.rb-root.rb-light .rb-feedback-overlay{background:rgba(255,255,255,.75)}.rb-root.rb-light .rb-completion-screen{background:rgba(255,255,255,.95)}.rb-root.rb-light .rb-loading-screen{background:rgba(255,255,255,.6)}.rb-glass-panel{background:var(--rb-bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.08);border-radius:var(--rb-radius-lg);box-shadow:var(--rb-shadow-md)}.rb-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border:none;border-radius:var(--rb-radius-full);font-family:var(--rb-font);font-weight:700;font-size:16px;cursor:pointer;transition:all .3s var(--rb-ease);position:relative;overflow:hidden;user-select:none;-webkit-tap-highlight-color:transparent}.rb-btn:active{transform:scale(.95)}.rb-btn-primary{background:linear-gradient(135deg,var(--rb-primary),#9b7dfc);color:white;box-shadow:var(--rb-shadow-glow-primary)}.rb-btn-primary:hover{box-shadow:0 0 30px var(--rb-primary-glow);transform:translateY(-3px) scale(1.05)}.rb-btn-success{background:linear-gradient(135deg,var(--rb-secondary),#33debb);color:#0f0e17;box-shadow:var(--rb-shadow-glow-secondary)}.rb-btn-success:hover{box-shadow:0 0 30px var(--rb-secondary-glow);transform:translateY(-3px) scale(1.05)}.rb-btn-ghost{background:rgba(255,255,255,.05);color:var(--rb-text-muted);border:1px solid rgba(255,255,255,.08)}.rb-btn-ghost:hover{background:rgba(255,255,255,.1);color:var(--rb-text)}.rb-btn-icon{width:48px;height:48px;padding:0;border-radius:50%;font-size:22px}.rb-btn-icon:hover{transform:scale(1.15) rotate(5deg)}.rb-level-select{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:48px;background:radial-gradient(ellipse at 50% 30%,rgba(124,92,252,.15) 0,transparent 70%),radial-gradient(ellipse at 80% 80%,rgba(0,212,170,.1) 0,transparent 50%),var(--rb-bg-dark);padding:80px 20px 120px}.rb-level-select h1{font-size:3rem;font-weight:800;background:linear-gradient(135deg,var(--rb-primary),var(--rb-accent),var(--rb-yellow));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-align:center;animation:bqTitleFloat 3s ease-in-out infinite;margin:0}.rb-subtitle{font-size:1.15rem;color:var(--rb-text-muted);margin-top:-24px;text-align:center}@keyframes bqTitleFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.rb-level-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;justify-items:center;max-width:1200px;margin:0 auto}.rb-top-controls{position:absolute;top:24px;right:24px;display:flex;gap:16px;z-index:50}.rb-lang-switcher,.rb-theme-switcher{display:flex;background:rgba(255,255,255,.05);border-radius:var(--rb-radius-full);padding:4px;gap:2px;border:1px solid rgba(255,255,255,.1)}.rb-lang-switcher button,.rb-theme-switcher button{padding:6px 14px;border:none;background:transparent;color:var(--rb-text-muted);border-radius:var(--rb-radius-full);font-family:var(--rb-font);font-weight:700;cursor:pointer;transition:all var(--rb-duration) var(--rb-ease)}.rb-theme-switcher button{padding:6px 10px;font-size:16px}.rb-lang-switcher button.active,.rb-theme-switcher button.active{background:var(--rb-primary);color:white;box-shadow:var(--rb-shadow-glow-primary)}.rb-level-card{width:240px;padding:32px;display:flex;flex-direction:column;align-items:center;gap:16px;cursor:pointer;transition:all .35s var(--rb-ease);text-align:center}.rb-level-card:hover{transform:translateY(-8px) scale(1.03);box-shadow:var(--rb-shadow-lg),var(--rb-shadow-glow-primary);border-color:var(--rb-primary)}.rb-level-card.locked{opacity:.45;cursor:not-allowed;filter:grayscale(.5)}.rb-level-card.locked:hover{transform:none;box-shadow:var(--rb-shadow-md)}.rb-level-icon{width:72px;height:72px;border-radius:var(--rb-radius-lg);display:flex;align-items:center;justify-content:center;font-size:2rem;animation:bqIconBounce 2s ease-in-out infinite}@keyframes bqIconBounce{0%,to{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-6px) rotate(-3deg)}75%{transform:translateY(-3px) rotate(3deg)}}.rb-level-card:first-child .rb-level-icon{background:linear-gradient(135deg,var(--rb-primary),#9b7dfc);box-shadow:var(--rb-shadow-glow-primary)}.rb-level-card:nth-child(2) .rb-level-icon{background:linear-gradient(135deg,var(--rb-secondary),#33debb);box-shadow:var(--rb-shadow-glow-secondary)}.rb-level-card:nth-child(3) .rb-level-icon{background:linear-gradient(135deg,var(--rb-yellow),var(--rb-coral));box-shadow:0 0 20px var(--rb-yellow-glow)}.rb-level-card:nth-child(4) .rb-level-icon{background:linear-gradient(135deg,#ff9a9e,var(--rb-accent));box-shadow:0 0 20px var(--rb-accent-glow)}.rb-level-card:nth-child(5) .rb-level-icon{background:linear-gradient(135deg,#4facfe,#00f2fe)}.rb-level-card:nth-child(6) .rb-level-icon{background:linear-gradient(135deg,#43e97b,#38f9d7)}.rb-level-card:nth-child(7) .rb-level-icon{background:linear-gradient(135deg,#fa709a,#fee140)}.rb-level-card:nth-child(8) .rb-level-icon{background:linear-gradient(135deg,#fccb90,#d57eeb)}.rb-level-card h3{font-size:1.15rem;font-weight:700;color:var(--rb-text);margin:0}.rb-level-card p{font-size:.85rem;color:var(--rb-text-muted);line-height:1.5;margin:0}.rb-lock-badge{font-size:1.5rem;opacity:.6}.rb-gameplay{width:100%;height:100%;display:flex;position:relative}.rb-canvas-area{flex:1;position:relative;min-width:0}.rb-canvas-area canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block}.rb-level-info{position:absolute;top:16px;left:16px;padding:8px 24px;z-index:10;display:flex;align-items:center;gap:16px}.rb-level-title{font-weight:700;font-size:1rem}.rb-gem-count{display:flex;align-items:center;gap:4px;color:var(--rb-yellow);font-weight:600}.rb-back-btn{position:absolute;top:16px;right:16px;z-index:10;animation:bqBackBtnPulse 2s ease-in-out infinite}@keyframes bqBackBtnPulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}.rb-resizer{width:8px;background-color:transparent;cursor:col-resize;position:relative;z-index:100;display:flex;justify-content:center;align-items:center}.rb-resizer,.rb-resizer:after{transition:background-color .2s var(--rb-ease)}.rb-resizer:after{content:"";width:2px;height:48px;background-color:rgba(255,255,255,.15);border-radius:2px}.rb-resizer.dragging,.rb-resizer:hover{background-color:rgba(255,255,255,.05)}.rb-resizer.dragging:after,.rb-resizer:hover:after{background-color:var(--rb-primary);box-shadow:var(--rb-shadow-glow-primary)}.rb-ide-panel{width:420px;min-width:360px;height:100%;display:flex;flex-direction:column;border-left:1px solid rgba(255,255,255,.06);background:var(--rb-bg-panel)}.rb-ide-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;border-bottom:1px solid rgba(255,255,255,.06)}.rb-mode-toggle{display:flex;background:rgba(255,255,255,.05);border-radius:var(--rb-radius-full);padding:3px;gap:2px}.rb-mode-toggle button{padding:6px 16px;border:none;border-radius:var(--rb-radius-full);font-family:var(--rb-font);font-size:13px;font-weight:600;cursor:pointer;transition:all var(--rb-duration) var(--rb-ease);background:transparent;color:var(--rb-text-muted)}.rb-mode-toggle button.active{background:var(--rb-primary);color:white;box-shadow:var(--rb-shadow-glow-primary)}.rb-ide-body{flex:1;position:relative;overflow:hidden;min-height:0}.rb-blockly-container,.rb-text-editor-container{width:100%;height:100%;position:absolute;inset:0}.rb-text-editor-container{display:none;flex-direction:column}.rb-text-editor-container.active{display:flex}.rb-text-editor{width:100%;flex:1;resize:none;border:none;background:var(--rb-surface);color:var(--rb-text);font-family:JetBrains Mono,Fira Code,Cascadia Code,monospace;font-size:14px;line-height:1.7;padding:16px;outline:none;tab-size:2}.rb-text-editor::placeholder{color:var(--rb-text-dim)}.rb-blockly-container .blocklySvg *{border-width:0;box-sizing:content-box!important}.rb-blockly-container .blocklyFlyoutScrollbar{display:none!important}.rb-blockly-container .blocklyToolboxDiv{-webkit-overflow-scrolling:touch;scrollbar-width:none}.rb-blockly-container .blocklyToolboxDiv::-webkit-scrollbar{display:none}.rb-ide-footer{display:flex;align-items:center;justify-content:center;gap:16px;padding:16px 24px;border-top:1px solid rgba(255,255,255,.06)}.rb-run-btn{padding:14px 36px;font-size:17px;animation:bqRunBtnIdle 2.5s ease-in-out infinite}@keyframes bqRunBtnIdle{0%,to{transform:scale(1)}50%{transform:scale(1.03)}}.rb-run-btn:hover{animation:none;transform:translateY(-3px) scale(1.06)}.rb-btn-icon-inner{transition:transform .3s var(--rb-ease);display:inline-block}.rb-run-btn:hover .rb-btn-icon-inner{transform:scale(1.3)}.rb-hint-bar{padding:8px 24px;background:rgba(124,92,252,.1);border-top:1px solid rgba(124,92,252,.2);font-size:13px;color:var(--rb-text-muted);display:flex;align-items:center;gap:8px}.rb-hint-icon{font-size:16px}.rb-feedback-overlay{position:fixed;inset:0;z-index:9000;display:flex;align-items:center;justify-content:center;background:rgba(15,14,23,.7);backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .3s var(--rb-ease)}.rb-feedback-overlay.visible{opacity:1;pointer-events:auto}.rb-feedback-card{text-align:center;padding:48px;max-width:400px;animation:bqFeedbackPop .4s var(--rb-ease)}@keyframes bqFeedbackPop{0%{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}.rb-feedback-emoji{font-size:4rem;margin-bottom:16px;display:block;animation:bqFeedbackBounce .6s var(--rb-ease)}@keyframes bqFeedbackBounce{0%{transform:scale(0)}50%{transform:scale(1.3)}to{transform:scale(1)}}.rb-feedback-title{font-size:1.8rem;font-weight:800;margin-bottom:8px}.rb-feedback-card.rb-success .rb-feedback-title{background:linear-gradient(135deg,var(--rb-success),var(--rb-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.rb-feedback-card.rb-failure .rb-feedback-title{color:var(--rb-accent)}.rb-feedback-msg{color:var(--rb-text-muted);margin-bottom:24px;line-height:1.5}.rb-stars{font-size:2rem;margin-bottom:24px;letter-spacing:8px}.rb-feedback-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.rb-confetti-container{position:fixed;inset:0;pointer-events:none;z-index:8999;overflow:hidden}.rb-confetti-piece{position:absolute;width:10px;height:10px;border-radius:2px;top:-20px;animation:bqConfettiFall linear forwards}@keyframes bqConfettiFall{0%{transform:translateY(0) rotate(0deg);opacity:1}to{transform:translateY(100vh) rotate(2turn);opacity:0}}.rb-completion-screen{position:absolute;inset:0;z-index:3000;display:flex;flex-direction:column;align-items:center;justify-content:center;background:rgba(15,14,23,.95);backdrop-filter:blur(15px);text-align:center;gap:32px;padding:32px;animation:bqFadeIn .5s var(--rb-ease)}.rb-completion-screen h1{font-size:4rem;font-weight:900;background:linear-gradient(135deg,var(--rb-yellow),var(--rb-accent),var(--rb-primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin:0}.rb-completion-screen p{font-size:1.5rem;color:var(--rb-text-muted);max-width:600px;line-height:1.6;margin:0}.rb-completion-actions{display:flex;gap:24px}@keyframes bqFadeIn{0%{opacity:0}to{opacity:1}}.rb-loading-screen{position:absolute;inset:0;z-index:20;display:flex;align-items:center;justify-content:center;flex-direction:column;gap:24px;background:rgba(15,14,23,.6);backdrop-filter:blur(4px);transition:opacity .5s var(--rb-ease)}.rb-loading-screen.fade-out{opacity:0;pointer-events:none}.rb-loading-spinner{width:48px;height:48px;border:4px solid var(--rb-surface-light);border-top-color:var(--rb-primary);border-radius:50%;animation:bqSpin .8s linear infinite}@keyframes bqSpin{to{transform:rotate(1turn)}}@media (max-width:1024px){.rb-level-cards{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.rb-gameplay{flex-direction:column}.rb-ide-panel{width:100%;min-width:unset;height:50%;border-left:none;border-top:1px solid rgba(255,255,255,.06)}.rb-level-select h1{font-size:2rem}.rb-level-cards{grid-template-columns:1fr}}