:root{font-family: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:320px;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}}#root{max-width:none;padding:0;margin:0}.app-container{display:flex;height:100vh;padding:20px;box-sizing:border-box;gap:20px}.preview-container{background:#fff;padding:10px;border:1px solid #ccc;text-align:center}.preview-image{max-width:100%;height:auto;border:1px solid #eee}.preview-instruction{color:#666;font-size:.9em;margin-top:8px}.grid-container-container{display:flex;flex-direction:column}.grid-container-container>button{padding-top:1em}.grid-container{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;width:802px;height:602px;border:1px solid #ccc;background:#fff;padding:10px}.grid-container button{aspect-ratio:1;padding:0;border:1px solid #ccc;background:none;cursor:pointer;position:relative}.grid-container button:hover .cell-clear{display:block}.cell-clear{display:none;position:absolute;top:2px;right:2px;background:#00000080;color:#fff;width:20px;height:20px;border-radius:50%;cursor:pointer;font-size:18px;line-height:18px;text-align:center}.grid-container button:disabled .cell-clear{display:none!important}.grid-container button:disabled{cursor:not-allowed;background:#f5f5f5}.grid-container button img{width:100%;height:100%;image-rendering:pixelated;object-fit:cover}.grid-container button:nth-child(3n+4){margin-left:10px}.sidebar{width:300px;padding-left:20px;display:flex;flex-direction:column;gap:15px;overflow-y:auto}.file-inputs{display:flex;flex-direction:column;gap:10px}.default-pack-error{margin:0;color:#b42318;font-size:.9rem}.search-input{padding:8px;border:1px solid #ccc;border-radius:4px;margin-bottom:10px}.image-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.image-grid img{image-rendering:pixelated;width:100%;aspect-ratio:1;object-fit:cover;cursor:pointer;border:2px solid transparent;border-radius:4px}.image-grid img.selected{border-color:#646cff;box-shadow:0 0 8px #646cff4d}button{padding:10px;background:#646cff;color:#fff;border:none;border-radius:4px;cursor:pointer}button:hover{background:#747bff}.clear-grid-button{grid-column:1 / -1;margin-top:10px;background:#f44;padding:8px}.clear-grid-button:hover{background:#c00}input[type=file]{padding:10px;border:1px solid #ccc;border-radius:4px}