:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:100vw;min-height:100vh}#root{width:100%;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}*{margin:0;padding:0;box-sizing:border-box}body,#root{width:100%;min-height:100vh;margin:0;padding:0;overflow-x:hidden}:root{--primary-color: #4CAF50;--sidebar-width: 280px;--header-height: 60px;--shadow-sm: 0 1px 3px rgba(0,0,0,.12);--shadow-md: 0 4px 6px rgba(0,0,0,.1);--radius-md: 8px}.app-container{display:flex;min-height:100vh;width:100%;background-color:#f8fafc;position:relative}.sidebar{width:var(--sidebar-width);background-color:#fff;border-right:1px solid #e5e7eb;display:flex;flex-direction:column;position:fixed;height:100vh;left:0;top:0}.logo-section{padding:24px;border-bottom:1px solid #e5e7eb}.logo-section h2{color:#1a1a1a;font-size:1.5rem;font-weight:600}.controls{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}.control-button{padding:12px 16px;border:1px solid #e0e0e0;border-radius:var(--radius-md);cursor:pointer;font-size:14px;font-weight:500;transition:all .2s ease;background-color:#fff;color:#374151;width:100%;text-align:left;display:flex;align-items:center;gap:12px}.button-icon{font-size:18px;width:24px;text-align:center}.control-button:hover:not(.disabled){background-color:#fafafa;transform:translateY(-1px);box-shadow:var(--shadow-sm);border-color:#d0d0d0}.control-button.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}.control-button.active:hover{background-color:#45a049}.control-button.disabled{background-color:#f5f5f5;color:#9ca3af;cursor:not-allowed;border-color:#e5e7eb}.mode-info{padding:20px;border-top:1px solid #e5e7eb;background-color:#f8fafc}.mode-label{text-transform:capitalize;color:var(--primary-color);font-weight:600}.main-content{flex:1;margin-left:var(--sidebar-width);padding:40px;display:flex;justify-content:center;align-items:center;min-height:100vh}.canvas-wrapper{background-color:#fff;padding:20px;border-radius:var(--radius-md);box-shadow:var(--shadow-md);position:relative}.editor-canvas{border:1px solid #e5e7eb;max-width:100%;height:auto;display:block}@media (max-width: 1024px){.sidebar{width:240px}.main-content{margin-left:240px;padding:20px}}@media (max-width: 768px){.app-container{flex-direction:column}.sidebar{position:relative;width:100%;height:auto}.main-content{margin-left:0}}.control-button[type=file]{display:none}.control-button:first-child:hover:not(.disabled){background-color:#f0f9ff;border-color:#93c5fd}