:root{--background-color: #f0f0f0;--background-color-2: #f9f9f9;--background-color-3: #dddddd;--background-color-4: #fff;--button-text-color: white;--button-bg-color: #007BFF;--button-hover-bg-color: #0056b3;--scrollbar-color: #888888;--scrollbar-gutter-color: var(--background-color);--selected-color: #007BFF;--border-color: #333;--text-color: #333;--success-color: #28a745;--error-color: #dc3545;--warn-color: #fac107;--info-color: #17a2b8;--window-header-background: #0077cc;--window-header-text: white;--header-height: 51px}.loader-overlay{display:none;position:fixed;inset:0;background:#0006;cursor:default;z-index:98;flex-direction:column;align-items:center;justify-content:center;gap:20px}.loader-overlay.visible{display:flex}.loader{border:6px solid #f3f3f3;border-top:6px solid #3498db;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}.loader-mini-game-btn{padding:10px 20px;background-color:var(--primary-color, #3498db);color:#fff;border:none;border-radius:6px;font-size:14px;cursor:pointer;transition:background-color .3s ease}.loader-mini-game-btn:hover{background-color:var(--primary-color-hover, #2980b9)}.loader-overlay .iframe-notif{position:static;transform:none;left:auto}@keyframes slideDown{0%{opacity:0;transform:translate(-50%,-10px)}to{opacity:1;transform:translate(-50%)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes lightbox-fade-in{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes loading-shimmer{0%{background-position:200% 0}to{background-position:-200% 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20px;background:#000;color:#fff;text-decoration:none;border-radius:5px;font-size:16px;font-weight:700}.header{display:flex;align-items:center;gap:5px;padding:5px;margin-bottom:5px;background-color:var(--background-color-4);border-bottom:1px solid var(--border-color)}.header-title-container{display:flex;align-items:center;gap:8px;margin:0 auto}.header-home-link{display:flex;align-items:center;gap:5px;text-decoration:none;color:inherit;cursor:pointer}.menu-container{position:relative}.menu-button{padding:8px 12px;background-color:var(--button-bg-color);color:var(--button-text-color);border:none;border-radius:5px;cursor:pointer;display:flex;align-items:center;justify-content:center;width:40px;height:40px}.menu-button:hover{background-color:var(--button-hover-bg-color)}.menu-button svg{width:24px;height:24px}.menu-dropdown{position:absolute;top:100%;left:0;background-color:var(--background-color-2);border:1px solid var(--button-bg-color);border-radius:5px;box-shadow:0 4px 12px #0000004d;display:none;flex-direction:column;gap:0;z-index:1000;min-width:160px}.menu-dropdown.active{display:flex}.menu-item{padding:10px 15px;background:none;border:none;border-radius:0;border-bottom:1px solid var(--button-bg-color);color:#000;text-align:left;font-size:.9rem}.menu-item:last-child{border-bottom:none}.menu-item:hover{background-color:var(--button-hover-bg-color);color:var(--button-text-color)}.image-button{background-color:transparent;border:none;padding:0;-webkit-user-select:none;user-select:none}.image-button:hover{background:none}.confirmation-dialog{position:fixed;inset:0;background:#00000080;display:none;align-items:center;justify-content:center;z-index:10000}.confirmation-dialog.visible{display:flex}.confirmation-content{background:var(--background-color-2);border:2px solid var(--border-color);border-radius:8px;padding:20px;min-width:300px;max-width:550px;box-shadow:0 8px 20px #0000004d;display:flex;flex-direction:column;gap:15px}#confirmation-message{margin:0;text-align:center;line-height:1.5}.confirmation-buttons{display:flex;gap:10px;justify-content:center}.confirmation-btn{padding:8px 20px;border:none;border-radius:5px;cursor:pointer;font-weight:700;font-size:.95rem;transition:opacity .2s ease}.confirmation-btn:hover{opacity:.9}.confirmation-btn:focus-visible{outline:2px solid var(--accent-color, #3571ff);outline-offset:2px}.confirmation-btn.btn-cancel{background-color:var(--button-bg-color);color:var(--button-text-color);border:1px solid var(--border-color)}.confirmation-btn.btn-confirm{background-color:var(--success-color);color:#fff}.header img{width:30px;height:30px}.header-logo{width:40px!important;height:40px!important}button{padding:10px 15px;font-size:16px;cursor:pointer;background-color:var(--button-bg-color);color:var(--button-text-color);border:none;border-radius:5px;-webkit-user-select:none;user-select:none}button:hover{background-color:var(--button-hover-bg-color)}#window-overlay{position:fixed;inset:0;background:#0006;display:none}#window-overlay.visible{display:block}.new-window{position:fixed;top:50%;left:50%;min-width:500px;background:var(--background-color-2);border-radius:8px;box-shadow:0 8px 20px #0000004d;transform:translate(-50%,-50%);display:none;max-height:80vh;flex-direction:column}.new-window.visible{display:flex}.new-window-header{background:var(--window-header-background);color:var(--window-header-text);padding:8px;display:flex;justify-content:space-between;align-items:center;border-top-left-radius:8px;border-top-right-radius:8px}.new-window-header button{background:none;border:none;color:var(--window-header-text);cursor:pointer}.window-title{font-weight:700}.new-window-body{padding:15px;flex:1;min-height:0;overflow-y:auto;scrollbar-color:var(--scrollbar-color) var(--background-color)}.close-button{padding:5px 10px;background:none;border:none}.close-button:hover{background-color:#b30000}.notif{position:relative;width:fit-content;left:50%;transform:translate(-50%);margin-top:5px;color:#fff;padding:5px 0 5px 15px;border-radius:6px;display:flex;align-items:center;animation:slideDown .3s ease;transition:top .3s ease;z-index:100}.notif.success{background:var(--success-color)}.notif.error{background:var(--error-color)}.notif.warn{background:var(--warn-color)}.notif.info{background:var(--info-color)}.notif button{background:transparent;border:none;color:#fff;font-size:18px;cursor:pointer}.sprite-edit-banner{position:absolute;top:0;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#2196f3,#1976d2);color:#fff;padding:8px 12px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:10;box-shadow:0 2px 8px #0003;animation:slideDown .3s ease;border-radius:4px;margin:4px;width:fit-content;max-width:calc(100% - 8px)}.sprite-edit-banner-content{display:flex;align-items:center;gap:8px;flex:1;min-width:0}.sprite-edit-icon{font-size:20px;line-height:1;flex-shrink:0}.sprite-edit-text{font-size:14px;display:inline-block;overflow:hidden}.sprite-edit-text strong{font-weight:700;color:#fff}.sprite-edit-hint{display:block;font-size:11px;opacity:.85;font-weight:400;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}.sprite-edit-quit-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:6px 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img{width:20px;height:20px}.header-logo{width:28px!important;height:28px!important}button{padding:8px;font-size:12px}button img{pointer-events:none;-webkit-touch-callout:none}.menu-button{width:32px;height:32px}.menu-button svg{width:20px;height:20px}.menu-item{padding:8px 12px;font-size:12px}.new-window{min-width:350px}.new-window-header{padding:4px}.sprite-edit-banner{padding:6px 8px;margin:2px}.sprite-edit-icon{font-size:16px}.sprite-edit-text{font-size:12px}.sprite-edit-quit-btn{padding:4px 8px;font-size:11px}#sprite-edit-quit-window{max-width:95%}.sprite-edit-quit-actions{gap:8px}.sprite-quit-btn{padding:12px 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h3{margin-bottom:.5em}p.description{color:var(--text-color);margin-top:.5em;margin-bottom:.5em}.button-group-format{display:grid;grid-template-columns:repeat(2,1fr);margin-bottom:1em;gap:.5em}.btn-image-converter{flex:1;border:1px solid var(--border-color);border-radius:10px;color:#000;background:var(--background-color-4);transition:all .2s;display:flex;align-items:center;justify-content:center}.btn-image-converter.active{border-color:#3571ff;background:var(--background-color-4)}.btn-image-converter svg{width:24px;height:24px}.custom-size-controls{display:flex;flex-direction:column;gap:1em;padding:1em;background:var(--background-color-4);border:1px solid var(--border-color);border-radius:10px}.size-control-row{display:flex;align-items:center;justify-content:space-between;gap:1em}.size-control-row label{font-weight:500;color:var(--text-color);min-width:70px}.size-control-buttons{display:flex;align-items:center;gap:.8em}.size-control-btn{width:32px;height:32px;padding:0;border:1px solid var(--border-color);border-radius:6px;background:var(--background-color);color:var(--text-color);font-size:18px;font-weight:700;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}.size-control-btn:hover:not(:disabled){background:#3571ff;color:#fff;border-color:#3571ff}.size-control-btn:disabled{opacity:.3;cursor:not-allowed}.size-control-value{font-size:18px;font-weight:600;color:var(--text-color);min-width:30px;text-align:center}.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:.5em;margin-bottom:1em}.tile-btn{border:1px solid var(--border-color);border-radius:10px;background:var(--background-color-4);color:#000;transition:all .2s}.tile-btn.active{border-color:#3571ff;background:var(--background-color-4)}.tile-svg{width:40px;height:40px;margin-bottom:.3em}.tile-label{font-weight:500}.tile-price{font-size:.9em;margin-top:.3em}.slider-container{margin:10px 0}.slider-container label{display:block}.slider-container 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#0000001a}.preset-icon{font-size:24px;line-height:1;-webkit-user-select:none;user-select:none}.preset-label{font-size:11px;line-height:1.2;-webkit-user-select:none;user-select:none}.palette-filter{display:grid;grid-template-columns:repeat(7,20px);gap:5px;margin-bottom:8px}.palette-filter-item{position:relative;width:20px;height:20px;cursor:pointer;border:1px solid var(--border-color);border-radius:2px;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.palette-filter-item:hover{box-shadow:0 0 8px #0000004d;transform:scale(1.1)}.palette-filter-color{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.palette-filter-checkmark{position:absolute;width:14px;height:14px;pointer-events:none;top:50%;left:50%;transform:translate(-50%,-50%);background-size:contain;background-repeat:no-repeat;background-position:center}.palette-filter-item.disabled{opacity:.4;border:1px solid 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#0000000d}.summary-col{text-align:center}.summary-value{font-weight:600;margin-top:.3em}@media((max-width:760px)and (orientation:portrait))or ((max-width:960px)and (orientation:landscape)){.sidebar{width:450px}#thumbnail-container img{max-height:100px}.panel{margin-bottom:5px}button.panel-header{padding:2px}.panel-content{padding:5px}.btn-image-converter{padding:4px}.slider-container{margin:3px 0}.slider-container span{margin-left:3px}.button-group-format{gap:.3em}.tiles{gap:.3em;margin-bottom:.5em}.tile-btn{padding:4px}.checkbox-group{margin-bottom:5px}.summary-bar{padding:5px 0}}@media(max-width:760px)and (orientation:portrait){.sidebar{width:300px}.upload-buttons-group{flex-direction:column}.button-group-format{grid-template-columns:repeat(1,1fr)}.tiles{grid-template-columns:repeat(2,1fr)}.slider-container input[type=range]{width:60%}.palette-filter{grid-template-columns:repeat(5,20px)}#to-editor-button,.history-control-btn 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#0000001a}.history-control-btn:disabled,.history-control-btn.disabled{opacity:.4;cursor:not-allowed;background:var(--button-disabled-bg-color);color:var(--button-disabled-text-color)}.mini-game-overlay{display:none;position:fixed;inset:0;background:#000000a6;justify-content:center;align-items:center;z-index:99}.mini-game-overlay.visible{display:flex}.mini-game-container{width:100%;background:#111;padding:5px;border-radius:12px;display:flex;flex-direction:column;gap:5px}#mini-game-iframe{height:80vh;border:none;display:block}.iframe-notif{display:flex;opacity:0;position:relative;width:fit-content;left:50%;transform:translate(-50%);color:#fff;padding:5px;border-radius:6px}.iframe-notif.info{background:none;opacity:1}.iframe-notif.success{background:var(--success-color);opacity:1}.iframe-notif.error{background:var(--error-color);opacity:1}.mini-game-score-notif{display:none;position:absolute;top:10px;left:50%;transform:translate(-50%);color:#fff;padding:8px 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