.app-container{background:var(--bg-default);height:100vh;color:var(--text-primary);flex-direction:column;gap:24px;padding:24px;display:flex}.header{justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.title-container{align-items:center;gap:12px;display:flex}.logo{font-size:28px}.title{background:linear-gradient(135deg,#3b82f6,#10b981);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:24px;font-weight:700}.stats{align-items:center;gap:24px;display:flex}.xp-badge{color:#3b82f6;background:#3b82f633;border:1px solid #3b82f666;border-radius:999px;align-items:center;gap:8px;padding:8px 16px;font-size:16px;font-weight:600;display:flex}.god-mode-btn{color:#f59e0b;cursor:pointer;background:#f59e0b26;border:1px dashed #f59e0b80;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-size:12px;font-weight:600;transition:all .2s;display:flex}.god-mode-btn:hover{background:#f59e0b40;transform:scale(1.05)}.main-content{flex:1;gap:24px;display:flex;overflow:hidden}.chat-panel{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:12px;flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.chat-header{color:#fff;border-bottom:1px solid #ffffff1a;padding:16px;font-weight:600}.chat-messages{scroll-behavior:smooth;flex-direction:column;flex:1;gap:16px;min-height:300px;padding:24px;display:flex;overflow-y:auto}.simulation-panel{flex-direction:column;flex-shrink:0;height:350px;display:flex}.simulation-container{background:#1e1e1e;border:1px solid #ffffff0d;border-radius:8px;flex:1;position:relative;overflow:hidden}.message{border-radius:12px;max-width:85%;padding:16px;font-size:15px;line-height:1.5;animation:.3s ease-out forwards fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.instructor{color:#e5e7eb;background:#ffffff1a;border:1px solid #ffffff1a;border-bottom-left-radius:4px;align-self:flex-start}.message.student{color:#fff;background:#3b82f6;border-bottom-right-radius:4px;align-self:flex-end}.code-snippet{color:#f59e0b;background:#1e1e1e;border-radius:6px;margin-top:12px;padding:12px;font-family:JetBrains Mono,monospace;font-size:13px;overflow-x:auto}.editor-panel{background:#ffffff0d;border:1px solid #ffffff1a;border-radius:12px;flex-direction:column;flex:1;display:flex;overflow:hidden}.editor-header{border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.editor-title{color:#9ca3af;align-items:center;gap:8px;font-weight:600;display:flex}.editor-actions{gap:12px;display:flex}.btn-run{color:#fff;cursor:pointer;background:#10b981;border:none;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-weight:600;display:flex}.btn-run:hover{background:#059669;transform:translateY(-1px)}.btn-clear{color:#9ca3af;cursor:pointer;background:0 0;border:1px solid #ffffff1a;border-radius:8px;padding:8px 16px}.btn-clear:hover{color:#fff;background:#ffffff1a}.code-area{resize:none;color:#a78bfa;background:0 0;border:none;flex:1;width:100%;padding:24px;font-size:15px;line-height:1.6}.code-area:focus{box-shadow:none;outline:none}.level-indicator{color:#10b981;background:#10b98133;border-radius:8px;justify-content:center;align-items:center;padding:4px 12px;font-size:14px;font-weight:600;display:inline-flex}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff6}.confetti{pointer-events:none;z-index:10;width:100%;height:100%;position:absolute;top:0;left:0}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:100;background:#000c;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.modal-content{background:var(--bg-default,#18181b);text-align:center;color:#fff;border:1px solid #ffffff1a;border-radius:12px;max-width:400px;padding:32px}.modal-content h2{margin-bottom:12px;font-size:24px}.modal-content p{color:#9ca3af;margin-bottom:24px;line-height:1.5}.btn-primary{color:#fff;cursor:pointer;background:#3b82f6;border:none;border-radius:8px;padding:12px 24px;font-weight:600;text-decoration:none;display:inline-block}.btn-primary:hover{background:#2563eb}.code-keyword{color:#c678dd}.code-function{color:#61afef}.code-constant{color:#e5c07b}.code-number{color:#d19a66}.code-comment{color:#5c6370}.code-comment *{color:#5c6370!important}.editor-window{background:#18181b;border-radius:12px;flex-direction:column;width:100%;height:100%;display:flex;overflow:hidden}.editor-window-header{background:#27272a;border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding:12px 16px;display:flex}.editor-window-dots{gap:8px;display:flex}.editor-window-dot{border-radius:50%;width:12px;height:12px}.dot-red{background:#ef4444}.dot-yellow{background:#f59e0b}.dot-green{background:#10b981}.editor-content-area{background:#18181b;flex:1;position:relative;overflow:hidden}.code-input-blank{color:#fff;font-family:inherit;font-size:inherit;text-align:center;background:#3b82f626;border:1px solid #3b82f64d;border-radius:6px;outline:none;width:80px;margin:0 4px;padding:4px 8px;transition:all .2s;display:inline-block;box-shadow:inset 0 2px 4px #0003}.code-input-blank:focus{background:#3b82f640;border-color:#3b82f6;box-shadow:0 0 0 2px #3b82f64d,inset 0 2px 4px #0003}