@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";:root{--primary-color: #4a6fa5;--primary-dark: #2c4162;--primary-light: #6f95d1;--accent-color: #ff7e5f;--accent-dark: #e15a3d;--success-color: #48bb78;--success-dark: #38a169;--background-color: #f8f9fc;--card-bg: #ffffff;--text-dark: #2d3748;--text-light: #718096;--border-color: #e2e8f0}*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:Inter,-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-color:var(--background-color);color:var(--text-dark)}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}button,input{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--background-color);border-radius:4px}::-webkit-scrollbar-thumb{background-color:var(--primary-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background-color:var(--primary-color)}img{user-drag:none;user-select:none;-moz-user-select:none;-webkit-user-drag:none;-webkit-user-select:none;-ms-user-select:none}::selection{background:#4a6fa533;color:var(--primary-dark)}:root{--primary-color: #4a6fa5;--primary-dark: #2c4162;--primary-light: #6f95d1;--accent-color: #ff7e5f;--accent-dark: #e15a3d;--success-color: #48bb78;--success-dark: #38a169;--background-color: #f8f9fc;--card-bg: #ffffff;--text-dark: #2d3748;--text-light: #718096;--border-color: #e2e8f0;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--transition: all .3s ease}body{background-color:var(--background-color);color:var(--text-dark);margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6}.app-container{max-width:1200px;margin:0 auto;padding:2rem;text-align:center}.language-switch{position:absolute;top:20px;right:20px;z-index:100}.lang-button{background-color:var(--card-bg);color:var(--primary-color);border:2px solid var(--primary-light);border-radius:var(--radius-md);padding:8px 16px;font-weight:600;font-size:.9rem;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.lang-button:hover{background-color:var(--primary-light);color:#fff;box-shadow:var(--shadow-md);transform:translateY(-2px)}.lang-button.active{background-color:var(--primary-color);color:#fff;border-color:var(--primary-dark)}h1{font-size:2.5rem;margin-bottom:2rem;color:var(--primary-dark);font-weight:700;letter-spacing:-.5px;position:relative;display:inline-block}h1:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(to right,var(--primary-color),var(--accent-color));border-radius:2px}h3{font-size:1.5rem;margin-bottom:1.5rem;color:var(--primary-color);font-weight:600;display:flex;align-items:center;justify-content:center}.upload-section{margin-bottom:3rem;padding:3rem;background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);transition:var(--transition);display:flex;flex-direction:column;align-items:center;position:relative;overflow:hidden}.upload-section:before{content:"";position:absolute;top:0;left:0;width:100%;height:8px;background:linear-gradient(to right,var(--primary-color),var(--accent-color))}.file-input{display:none}.file-label{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;background-color:var(--primary-color);color:#fff;border-radius:var(--radius-md);cursor:pointer;font-weight:600;transition:var(--transition);box-shadow:var(--shadow-sm);min-width:180px}.file-label:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.file-label:active{transform:translateY(0)}.controls-section{margin-bottom:2rem;padding:1.5rem;background-color:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:var(--transition);animation:fadeIn .5s ease-out}.mode-switch{display:flex;justify-content:center;margin-bottom:1.5rem;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-sm);max-width:500px;margin-left:auto;margin-right:auto}.mode-button{flex:1;padding:12px 16px;border:none;background-color:var(--background-color);color:var(--text-dark);font-weight:600;font-size:.95rem;cursor:pointer;transition:var(--transition);border-bottom:3px solid transparent}.mode-button.active{background-color:var(--primary-light);color:#fff;border-bottom:3px solid var(--primary-color)}.mode-button:disabled{cursor:default}.mode-button:first-child{border-top-left-radius:var(--radius-sm);border-bottom-left-radius:var(--radius-sm)}.mode-button:last-child{border-top-right-radius:var(--radius-sm);border-bottom-right-radius:var(--radius-sm)}.mode-button:not(:disabled):hover:not(.active){background-color:#4a6fa51a}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.grid-controls{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;margin-bottom:1rem}.delay-control{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border-color)}.grid-controls>div{display:flex;align-items:center;background-color:#4a6fa51a;padding:.5rem 1rem;border-radius:var(--radius-sm)}.grid-controls label{font-weight:600;margin-right:10px;color:var(--primary-color)}.grid-controls input{width:70px;padding:10px;border:1px solid var(--border-color);border-radius:var(--radius-sm);transition:var(--transition);text-align:center;font-size:1rem;color:var(--text-dark);background-color:var(--card-bg)}.grid-controls span{margin-left:8px;color:var(--text-light);font-size:.9rem}.info-box{background-color:#48bb781a!important;border-left:3px solid var(--success-color);padding:.75rem 1rem!important;font-size:.9rem}.info-box span{margin-left:0;color:var(--text-dark);font-weight:500}.grid-controls input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #4a6fa533}.main-content{display:flex;flex-wrap:wrap;gap:2rem;justify-content:center;animation:fadeIn .5s ease-out}.sprites-container{flex:1;min-width:300px;max-width:600px;background-color:var(--card-bg);padding:1.5rem;border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:var(--transition);position:relative;overflow:hidden}.sprites-container:before{content:"";position:absolute;top:0;left:0;width:100%;height:5px;background:linear-gradient(to right,var(--primary-color),var(--primary-light))}.frames-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:15px;margin-top:15px;padding:15px;max-height:500px;overflow-y:auto;border:1px solid #eee;border-radius:8px;background:#f9f9f9}.frame-item{display:flex;flex-direction:column;align-items:center;padding:10px;border:1px solid #ddd;border-radius:6px;background:#fff;transition:all .2s ease;cursor:pointer;width:100%}.frame-item:hover{border-color:#007bff;transform:translateY(-2px);box-shadow:0 3px 8px #0000001a}.frame-item.selected{border:2px solid #007bff;box-shadow:0 0 0 2px #007bff40;background-color:#007bff0d}.frame-item img{max-width:100%;height:auto;object-fit:contain;border:1px solid var(--border-color);border-radius:var(--radius-sm);aspect-ratio:1 / 1}.frame-controls{display:flex;justify-content:space-between;align-items:center;margin-top:.75rem}.frame-controls button{background-color:var(--primary-light);color:#fff;border:none;border-radius:var(--radius-sm);width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);font-size:1.2rem;font-weight:700}.frame-controls button:hover:not(:disabled){background-color:var(--primary-color);transform:translateY(-2px)}.frame-controls button:disabled{opacity:.5;cursor:not-allowed;background-color:var(--text-light)}.frame-controls span{font-weight:600;color:var(--text-dark);background-color:#4a6fa51a;padding:4px 8px;border-radius:var(--radius-sm);min-width:24px}.preview-section{flex:1;min-width:300px;max-width:500px;padding:1.5rem;background-color:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:var(--transition);position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center}.preview-section:before{content:"";position:absolute;top:0;left:0;width:100%;height:5px;background:linear-gradient(to right,var(--accent-color),var(--primary-color))}.preview-button{padding:12px 24px;background-color:var(--success-color);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-weight:600;margin-bottom:1.5rem;transition:var(--transition);box-shadow:var(--shadow-sm);min-width:180px;font-size:1rem;display:flex;align-items:center;justify-content:center}.preview-button:hover:not(:disabled){background-color:var(--success-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.preview-button:active:not(:disabled){transform:translateY(0)}.preview-button:disabled{background-color:var(--text-light);cursor:not-allowed}.preview-button svg{margin-right:8px}.gif-preview{margin-top:1.5rem;display:flex;flex-direction:column;align-items:center;width:100%;animation:fadeIn .5s ease-out}.gif-preview img{max-width:100%;border:2px solid var(--border-color);border-radius:var(--radius-md);margin-bottom:1.5rem;box-shadow:var(--shadow-md);transition:var(--transition)}.save-buttons{display:flex;gap:16px;justify-content:center;width:100%}.save-button{padding:12px 24px;background-color:var(--accent-color);color:#fff;border:none;border-radius:var(--radius-md);cursor:pointer;font-weight:600;transition:var(--transition);box-shadow:var(--shadow-sm);min-width:160px;font-size:1rem;display:flex;align-items:center;justify-content:center}.save-apng{background-color:var(--primary-color)}.save-apng:hover{background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.save-button:hover{background-color:var(--accent-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.save-button:active{transform:translateY(0)}@media (max-width: 768px){.app-container{padding:1rem}h1{font-size:2rem}.upload-section{padding:2rem 1rem}.grid-controls{flex-direction:column;gap:1rem;align-items:center}.sprites-container,.preview-section{min-width:100%}.mode-switch{flex-direction:column}.mode-button:first-child,.mode-button:last-child{border-radius:0}.language-switch{position:relative;top:0;right:0;margin-bottom:1rem;display:flex;justify-content:center}}.github-footer{margin-top:2rem;padding:1rem 0;display:flex;flex-direction:column;align-items:center;gap:.8rem;border-top:1px solid var(--border-color)}.github-link{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--text-color);padding:8px 16px;border-radius:var(--radius-md);transition:all .3s ease;font-weight:500}.github-link:hover{background-color:#0000000d;transform:translateY(-2px)}.github-link svg{transition:transform .3s ease}.github-link:hover svg{transform:rotate(5deg)}.issues-tip{margin:0;padding:0 1rem;font-size:.9rem;color:var(--text-light);text-align:center;max-width:600px;line-height:1.4}.frame-customize-panel{margin-top:20px;padding:15px;border:1px solid #ddd;border-radius:8px;background:#f5f5f5}.customize-controls{display:flex;flex-direction:column;gap:15px}.position-controls,.size-controls{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.position-controls>div,.size-controls>div{display:flex;align-items:center;gap:5px}.position-controls input,.size-controls input{width:70px;padding:5px;border:1px solid #ccc;border-radius:4px}.reset-button{padding:5px 10px;background:#f0f0f0;border:1px solid #ccc;border-radius:4px;cursor:pointer;font-size:.9em;transition:all .2s}.reset-button:hover{background:#e0e0e0}.selection-tool-wrapper{display:flex;flex-direction:column;align-items:center;margin-bottom:15px;padding:10px;background-color:#4a6fa51a;border-radius:8px}.selection-tool-button{display:flex;align-items:center;justify-content:center;padding:8px 16px;background-color:var(--primary-color);color:#fff;border:none;border-radius:4px;font-weight:500;cursor:pointer;transition:all .2s}.selection-tool-button:hover{background-color:var(--primary-dark);transform:translateY(-2px)}.selection-tool-button:disabled{background-color:#b0b0b0;cursor:not-allowed;transform:none}.selection-tip{margin:8px 0 0;font-size:.85em;color:var(--text-light)}.selection-canvas-container{position:fixed;top:0;left:0;width:100%;height:100%;z-index:1000;background-color:#000000d9;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:20px;box-sizing:border-box;overflow:hidden}.selection-canvas-wrapper{display:flex;justify-content:center;align-items:center;margin-bottom:20px;max-width:90%;max-height:75vh;border:3px solid white;box-shadow:0 0 15px #0009;overflow:hidden}.selection-canvas{max-width:100%;max-height:100%;background-color:transparent;cursor:crosshair;display:block}.selection-buttons{display:flex;gap:15px;margin-top:20px}.apply-selection,.cancel-selection{padding:10px 20px;border:none;border-radius:4px;font-weight:600;cursor:pointer;transition:all .2s}.apply-selection{background-color:var(--success-color);color:#fff}.apply-selection:hover{background-color:var(--success-dark);transform:translateY(-2px)}.cancel-selection{background-color:#f0f0f0;color:var(--text-dark)}.cancel-selection:hover{background-color:#e0e0e0;transform:translateY(-2px)}@media (max-width: 768px){.selection-canvas-container{padding:10px}.selection-canvas{max-height:70vh}.selection-buttons{flex-direction:column;gap:10px}.apply-selection,.cancel-selection{width:100%}}.grid-detection{display:flex;flex-direction:column;align-items:center;margin-bottom:1.5rem;padding:1rem;background-color:#4a6fa51a;border-radius:var(--radius-md);box-shadow:var(--shadow-sm)}.detection-button{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;background-color:var(--primary-color);color:#fff;border:none;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:var(--transition);margin-bottom:1rem;box-shadow:var(--shadow-sm)}.detection-button:hover:not(:disabled){background-color:var(--primary-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.detection-button:disabled{opacity:.7;cursor:not-allowed}.threshold-control{display:flex;align-items:center;gap:.5rem;width:100%;max-width:300px;margin-top:.5rem;padding-top:.5rem;border-top:1px solid rgba(0,0,0,.1)}.threshold-control label{min-width:100px;text-align:right;font-size:.9rem;color:var(--text-light)}.threshold-control input{flex:1}.threshold-control span{min-width:40px;text-align:center;font-weight:700;color:var(--primary-color)}.detection-preview{margin-top:1.5rem;padding:1rem;background-color:var(--card-bg);border-radius:var(--radius-md);box-shadow:var(--shadow-md);transition:var(--transition);max-width:800px;margin-left:auto;margin-right:auto}.detection-canvas-container{position:relative;max-height:400px;overflow:auto;border:1px solid var(--border-color);border-radius:var(--radius-sm);margin-bottom:1rem}.detection-preview-image{max-width:100%;display:block}.detection-info{display:flex;flex-direction:column;align-items:center;gap:1rem}.detection-info p{color:var(--text-dark);font-weight:600;margin:0}.apply-detection-button{display:inline-flex;align-items:center;justify-content:center;padding:8px 16px;background-color:var(--success-color);color:#fff;border:none;border-radius:var(--radius-md);font-weight:600;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow-sm)}.apply-detection-button:hover:not(:disabled){background-color:var(--success-dark);transform:translateY(-2px);box-shadow:var(--shadow-md)}.apply-detection-button:disabled{opacity:.7;cursor:not-allowed}@media (max-width: 768px){.threshold-control{flex-direction:column;gap:.5rem;align-items:flex-start}.threshold-control label{text-align:left}.detection-preview{padding:.5rem}.detection-canvas-container{max-height:300px}}.detection-options{display:flex;flex-direction:column;gap:1rem;width:100%;max-width:400px;margin-bottom:1rem;padding:.5rem;background-color:#ffffffb3;border-radius:var(--radius-sm)}.detection-mode{display:flex;align-items:center;gap:1rem}.detection-mode label{min-width:100px;font-size:.9rem;color:var(--text-dark);font-weight:500}.detection-mode select{flex:1;padding:.5rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);background-color:#fff;color:var(--text-dark);font-size:.9rem;cursor:pointer;transition:var(--transition)}.detection-mode select:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #4a6fa533}.expected-grid{display:flex;flex-direction:column;gap:.75rem;padding:.75rem;background-color:#4a6fa50d;border-radius:var(--radius-sm);border-left:3px solid var(--primary-light)}.expected-grid-controls{display:flex;align-items:center}.expected-grid-controls label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.9rem;color:var(--text-dark)}.expected-grid-controls input[type=checkbox]{margin:0;width:16px;height:16px;cursor:pointer}.expected-grid-inputs{display:flex;gap:1rem;flex-wrap:wrap}.expected-grid-inputs>div{display:flex;align-items:center;gap:.5rem}.expected-grid-inputs label{font-size:.9rem;color:var(--text-dark);min-width:80px}.expected-grid-inputs input{width:60px;padding:.4rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);text-align:center;font-size:.9rem}.expected-grid-inputs input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 2px #4a6fa533}.border-options{display:flex;flex-direction:column;gap:.75rem;margin-top:.75rem;padding-top:.75rem;border-top:1px solid rgba(0,0,0,.1)}.edge-trim-controls,.auto-trim-controls{display:flex;align-items:center}.edge-trim-controls label,.auto-trim-controls label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.9rem;color:var(--text-dark)}.edge-trim-controls input[type=checkbox],.auto-trim-controls input[type=checkbox]{margin:0;width:16px;height:16px;cursor:pointer}.border-size-controls{display:flex;flex-direction:column;gap:.75rem;padding-left:1.5rem}.border-size-controls>div{display:flex;align-items:center;gap:.5rem}.border-size-controls label{font-size:.9rem;color:var(--text-dark);min-width:120px}.border-size-controls input[type=number]{width:60px;padding:.4rem;border:1px solid var(--border-color);border-radius:var(--radius-sm);text-align:center;font-size:.9rem}