html,body{color:#000;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f0;height:100%;margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;line-height:1.5}.app-container{background:#f5f5f0;height:100vh;display:flex}.left-sidebar{background:#fff;border-right:2px solid #000;flex-direction:column;width:260px;min-width:260px;display:flex;overflow:hidden}.style-list{border-bottom:1px solid #000;flex-direction:column;display:flex}.style-item{cursor:pointer;color:#000;-webkit-user-select:none;user-select:none;background:#fff;border-bottom:1px solid #000;padding:10px 16px;transition:background-color .1s}.style-item-label{font-size:13px;font-weight:600;display:block}.style-item-desc{color:#999;margin-top:2px;font-size:11px;line-height:1.4;display:block}.style-item:hover{background:#f0f0f0}.style-item.active{color:#fff;background:#000}.center-area{flex-direction:column;flex:1;min-width:0;max-height:100vh;display:flex;overflow:hidden}.preview-area{background:#f5f5f0;flex:1;justify-content:center;align-items:center;display:flex;position:relative;overflow:hidden}.preview-area canvas{max-width:100%;max-height:100%;display:block}.action-bar{background:#fff;border-left:1px solid #000;flex-direction:column;gap:8px;width:160px;min-width:160px;padding:16px;display:flex}.action-btn{cursor:pointer;text-align:center;-webkit-user-select:none;user-select:none;border:1px solid #000;border-radius:0;width:100%;padding:8px 12px;font-family:inherit;font-size:13px;font-weight:500;transition:background-color .1s;display:block}.action-btn--primary{color:#fff;background:#000;border:1px solid #000}.action-btn--primary:hover{color:#fff;background:#333}.action-btn--secondary{color:#000;background:#fff;border:1px solid #000}.action-btn--secondary:hover{color:#000;background:#f0f0f0}.action-btn:disabled{opacity:.4;cursor:not-allowed}.param-panel{z-index:1000;background:#fff;border:2px solid #000;flex-direction:column;width:260px;max-height:calc(100vh - 80px);display:flex;position:fixed}.param-panel-header{cursor:grab;-webkit-user-select:none;user-select:none;color:#fff;background:#000;border-bottom:1px solid #000;padding:10px 16px}.param-panel-header:active{cursor:grabbing}.param-panel-title-row{justify-content:space-between;align-items:center;display:flex}.param-panel-title{color:#fff;font-size:13px;font-weight:600}.param-panel-close{color:#fff;cursor:pointer;background:0 0;border:1px solid #fff;justify-content:center;align-items:center;width:20px;height:20px;padding:0;font-size:12px;font-weight:600;line-height:1;display:flex}.param-panel-close:hover{color:#000;background:#fff}.param-panel-desc{color:#999;margin-top:4px;font-size:11px;line-height:1.5}.param-panel-body{flex:1;padding:12px 16px;overflow-y:auto}.param-row{flex-direction:column;gap:4px;margin-bottom:12px;display:flex}.param-row:last-child{margin-bottom:0}.param-header{justify-content:space-between;align-items:center;display:flex}.param-label{color:#333;align-items:center;gap:4px;font-size:12px;display:flex}.param-tooltip-wrap{align-items:center;display:inline-flex;position:relative}.param-tooltip-icon{color:#999;cursor:help;border:1px solid #ccc;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:14px;height:14px;font-size:10px;font-weight:600;line-height:1;display:inline-flex}.param-tooltip-icon:hover{color:#000;border-color:#000}.param-tooltip-text{color:#fff;white-space:normal;z-index:100;pointer-events:none;background:#000;width:224px;padding:6px 10px;font-size:11px;font-weight:400;line-height:1.4;display:none;position:absolute;bottom:calc(100% + 6px);left:-10px}.param-tooltip-wrap:hover .param-tooltip-text{display:block}.param-value{color:#999;font-variant-numeric:tabular-nums;font-size:12px}.param-slider{appearance:none;cursor:pointer;background:#000;border-radius:0;outline:none;flex:1;height:2px}.param-slider::-webkit-slider-thumb{appearance:none;cursor:pointer;background:#fff;border:2px solid #000;border-radius:0;width:12px;height:12px}.param-slider::-moz-range-thumb{cursor:pointer;background:#fff;border:2px solid #000;border-radius:0;width:12px;height:12px}.param-slider::-moz-range-track{background:#000;border-radius:0;height:2px}.upload-zone{text-align:center;cursor:pointer;color:#999;background:#fff;border:2px dashed #000;flex:1;justify-content:center;align-items:center;padding:40px 20px;font-size:13px;transition:background-color .1s;display:flex}.upload-zone:hover{background:#f0f0f0}.upload-zone.dragover{color:#000;background:#f0f0f0;border-style:solid;border-color:#000}.image-info{color:#999;padding:8px 0;font-size:12px}.image-info span{color:#333}.compare-container{flex:1;justify-content:center;align-items:center;width:100%;min-height:0;display:flex;position:relative;overflow:hidden}.canvas-wrapper{max-width:100%;max-height:100%;line-height:0;position:relative;overflow:hidden}.canvas-wrapper canvas{max-width:100%;max-height:100%;display:block}.compare-divider{cursor:col-resize;z-index:10;background:#000;width:2px;position:absolute;top:0;bottom:0}.compare-divider:after{content:"";background:#000;border:1px solid #000;border-radius:0;width:20px;height:20px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.compare-toggle{color:#000;cursor:pointer;z-index:20;background:#fff;border:1px solid #000;border-radius:0;padding:6px 12px;font-family:inherit;font-size:11px;font-weight:500;transition:background-color .1s;position:absolute;top:12px;right:12px}.compare-toggle:hover{background:#f0f0f0}.compare-toggle.active{color:#fff;background:#000}.param-text-input{color:#000;box-sizing:border-box;background:#fff;border:1px solid #000;border-radius:0;outline:none;width:100%;padding:6px 10px;font-family:Consolas,Monaco,monospace;font-size:13px}.param-text-input:focus{border-width:2px}.close-btn{color:#000;cursor:pointer;z-index:20;background:#fff;border:1px solid #000;border-radius:0;justify-content:center;align-items:center;width:28px;height:28px;padding:0;font-family:inherit;font-size:13px;font-weight:600;transition:background-color .1s;display:flex;position:absolute;top:12px;left:12px}.close-btn:hover{color:#fff;background:#000}.test-images-bar{background:#fff;border-top:1px solid #000;flex-shrink:0;gap:8px;padding:8px;display:flex}.test-image-thumb{object-fit:cover;cursor:pointer;border:1px solid #ccc;width:80px;height:56px;transition:border-color .1s}.test-image-thumb:hover{border-color:#000}.dialog-overlay{z-index:1000;background:#0006;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.dialog-box{background:#fff;border:2px solid #000;border-radius:0;width:90%;max-width:380px;padding:24px 28px}.dialog-message{color:#000;margin:0 0 20px;font-size:14px;line-height:1.6}.dialog-actions{justify-content:flex-end;gap:8px;display:flex}.dialog-btn{cursor:pointer;border:1px solid #000;border-radius:0;padding:8px 16px;font-family:inherit;font-size:13px;font-weight:500;transition:background-color .1s}.dialog-btn--primary{color:#fff;background:#000}.dialog-btn--primary:hover{background:#333}.dialog-btn--secondary{color:#000;background:#fff}.dialog-btn--secondary:hover{background:#f0f0f0}