.image-uploader{background:#1e1e1e;padding:60px 40px;text-align:center;cursor:pointer;transition:all .3s ease;border:3px dashed #555;width:100%;height:100%;display:flex;align-items:center;justify-content:center}.image-uploader:hover{border-color:#667eea;background:#252525}.image-uploader.drag-over{border-color:#667eea;background:#2a2a3e}.upload-content{pointer-events:none}.upload-icon{font-size:4rem;margin-bottom:20px}.image-uploader h2{color:#e0e0e0;margin-bottom:10px;font-size:1.8rem}.image-uploader p{color:#b0b0b0;font-size:1rem;margin-bottom:5px}.supported-formats{font-size:.9rem;color:#888;margin-top:15px}@media (max-width: 768px){.image-uploader{padding:40px 20px}.upload-icon{font-size:3rem}.image-uploader h2{font-size:1.4rem}}.pixel-canvas-container{background:#1e1e1e;padding:20px;width:100%;height:100%;display:flex;align-items:center;justify-content:center;overflow:hidden}.pixel-canvas{max-width:100%;max-height:100%;object-fit:contain}.control-panel{background:#1e1e1e;padding:30px;width:350px;flex-shrink:0;height:100%;overflow-y:auto;display:flex;flex-direction:column}.panel-title{color:#e0e0e0;margin-bottom:30px;font-size:1.1rem;text-align:left;font-weight:500;letter-spacing:.5px;padding-bottom:15px;border-bottom:1px solid #3a3a3a}.control-group{margin-bottom:25px}.control-group label{display:block}.control-group span{display:block;color:#b0b0b0;margin-bottom:10px;font-weight:500;font-size:.95rem}.slider{width:100%;height:8px;border-radius:5px;background:#3a3a3a;outline:none;-webkit-appearance:none;cursor:pointer}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;transition:all .2s ease}.slider::-webkit-slider-thumb:hover{background:#764ba2;transform:scale(1.1)}.slider::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#667eea;cursor:pointer;border:none;transition:all .2s ease}.slider::-moz-range-thumb:hover{background:#764ba2;transform:scale(1.1)}.control-buttons{display:flex;flex-direction:column;gap:12px;margin-top:30px}.btn{padding:12px 20px;border:none;border-radius:10px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;text-align:center}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 5px 15px #667eea66}.btn-secondary{background:#2a2a2a;color:#b0b0b0;border:1px solid #3a3a3a}.btn-secondary:hover{background:#333;transform:translateY(-2px)}.shape-selector-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:10px}.shape-btn{padding:12px;border:2px solid #3a3a3a;border-radius:8px;background:#2a2a2a;font-size:1.5rem;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;color:#e0e0e0}.shape-btn:hover{border-color:#667eea;transform:translateY(-2px);box-shadow:0 4px 12px #667eea33}.shape-btn.active{border-color:#667eea;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 4px 12px #667eea4d}.shape-btn:disabled,.btn:disabled,.slider:disabled{opacity:.4;cursor:not-allowed;pointer-events:none}.color-picker-wrapper{display:flex;align-items:center;gap:12px;margin-top:10px;padding:10px;background:#2a2a2a;border-radius:8px}.color-picker{width:60px;height:40px;border:2px solid #3a3a3a;border-radius:6px;cursor:pointer;transition:all .2s ease}.color-picker:hover{border-color:#667eea;transform:scale(1.05)}.color-value{font-family:monospace;font-size:.9rem;color:#b0b0b0;font-weight:500}.select-input{width:100%;padding:10px;margin-top:10px;border:2px solid #3a3a3a;border-radius:8px;background:#2a2a2a;color:#e0e0e0;font-size:.95rem;cursor:pointer;transition:all .2s ease}.select-input:hover:not(:disabled){border-color:#667eea}.select-input:disabled{opacity:.4;cursor:not-allowed}.checkbox-label{display:flex;align-items:center;gap:10px;cursor:pointer;margin-top:10px}.checkbox-label input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:#667eea}.checkbox-label input[type=checkbox]:disabled{opacity:.4;cursor:not-allowed}.checkbox-label span{margin:0}@media (max-width: 768px){.control-panel{width:100%;height:50%}}.app{height:100vh;display:flex;flex-direction:column;overflow:hidden}.app-content{flex:1;display:flex;gap:0;width:100%;overflow:hidden;min-height:0}.canvas-area{flex:1;min-width:0;height:100%;border-right:1px solid #ddd}@media (max-width: 768px){.app-content{flex-direction:column}.canvas-area{border-right:none;border-bottom:1px solid #ddd;height:50%}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Space Mono,monospace,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);min-height:100vh}#root{min-height:100vh}