:root{--ic-primary:var(--main-primary);--ic-primary-hover:var(--main-primary-hover);--ic-text:#1e293b;--ic-text-muted:#64748b;--ic-bg:#fff;--ic-bg-hover:#f8fafc;--ic-border:#e2e8f0;--ic-border-hover:#cbd5e1;--ic-radius:var(--main-radius);--ic-radius-lg:var(--main-radius-lg);--ic-shadow:0 1px 3px #0000001a;--ic-shadow-lg:0 4px 12px #0000001a;--ic-danger:#ef4444;--ic-checkerboard:repeating-conic-gradient(#e5e7eb 0% 25%, transparent 0% 50%) 50% / 16px 16px}._ic-container{gap:var(--main-space-5);flex-direction:column;width:100%;max-width:1200px;margin:0 auto;display:flex}._ic-main{gap:var(--main-space-5);flex-direction:column;display:flex}@media (max-width:768px){._ic-container{padding-left:1rem;padding-right:1rem}}._ic-upload-zone{background:var(--ic-bg);border-style:dashed;border-width:2px;border-color:var(--ic-border);border-radius:var(--ic-radius-lg);cursor:pointer;justify-content:center;align-items:center;min-height:350px;transition:border-color .2s,background .2s;display:flex}._ic-upload-zone:hover,._ic-upload-zone._ic-dragover{border-color:var(--ic-primary);background:#6366f105}._ic-upload-content{text-align:center;color:var(--ic-text-muted)}._ic-upload-content svg{color:var(--ic-border);margin-bottom:var(--main-space-4)}._ic-upload-text{font-size:var(--main-text-base);color:var(--ic-text);margin:0 0 var(--main-space-2);font-weight:500}._ic-upload-hint{font-size:var(--main-text-sm);color:var(--ic-text-muted);margin:0 0 var(--main-space-2)}._ic-upload-formats{font-size:var(--main-text-xs);color:var(--ic-text-muted);opacity:.7;margin:0}._ic-thumbnails-section{background:var(--ic-bg);border-radius:var(--ic-radius-lg);padding:var(--main-space-4);box-shadow:var(--ic-shadow);border-style:solid;border-width:1px;border-color:var(--ic-border)}._ic-thumbnails-header{margin-bottom:var(--main-space-3);justify-content:space-between;align-items:center;display:flex}._ic-image-count{font-size:var(--main-text-sm);color:var(--ic-text);font-weight:500}._ic-thumbnails-actions{gap:var(--main-space-2);display:flex}._ic-thumbnails-list{gap:var(--main-space-2);padding:var(--main-space-2) 0;min-height:80px;display:flex;overflow-x:auto}._ic-thumb{border-radius:var(--ic-radius);border-style:solid;border-width:2px;border-color:var(--ic-border);cursor:grab;flex-shrink:0;width:72px;height:72px;transition:border-color .15s;position:relative;overflow:hidden}._ic-thumb:hover{border-color:var(--ic-primary)}._ic-thumb.sortable-ghost{opacity:.4}._ic-thumb.sortable-chosen{border-color:var(--ic-primary);box-shadow:0 0 0 2px #6366f133}._ic-thumb img{object-fit:cover;width:100%;height:100%;display:block}._ic-thumb-remove{color:#fff;cursor:pointer;opacity:0;background:#0009;border-width:0;border-radius:50%;justify-content:center;align-items:center;width:20px;height:20px;padding:0;font-size:10px;line-height:1;transition:opacity .15s;display:flex;position:absolute;top:2px;right:2px}._ic-thumb:hover ._ic-thumb-remove{opacity:1}._ic-thumb-remove:hover{background:#ef4444e6}._ic-thumb-index{color:#fff;background:#00000080;border-radius:3px;padding:1px 5px;font-size:10px;font-weight:600;line-height:1.3;position:absolute;bottom:2px;left:2px}._ic-thumbnails-list::-webkit-scrollbar{height:4px}._ic-thumbnails-list::-webkit-scrollbar-track{background:0 0}._ic-thumbnails-list::-webkit-scrollbar-thumb{background:var(--ic-border);border-radius:2px}@media (max-width:480px){._ic-thumb{width:60px;height:60px}}._ic-settings{gap:var(--main-space-4) var(--main-space-6);background:var(--ic-bg);border-radius:var(--ic-radius-lg);padding:var(--main-space-4) var(--main-space-5);box-shadow:var(--ic-shadow);border-style:solid;border-width:1px;border-color:var(--ic-border);flex-wrap:wrap;align-items:flex-end;display:flex}._ic-setting-group{gap:var(--main-space-2);flex-direction:column;display:flex}._ic-label{font-size:var(--main-text-xs);color:var(--ic-text-muted);white-space:nowrap;font-weight:500}._ic-layout-btns{background:var(--ic-bg-hover);border-radius:var(--ic-radius);gap:2px;padding:2px;display:flex}._ic-layout-btn{border-radius:calc(var(--ic-radius) - 2px);width:36px;height:32px;color:var(--ic-text-muted);cursor:pointer;background:0 0;border-width:0;justify-content:center;align-items:center;transition:all .15s;display:flex}._ic-layout-btn:hover{color:var(--ic-text)}._ic-layout-btn.active{background:var(--ic-bg);color:var(--ic-primary);box-shadow:0 1px 3px #0000001a}._ic-select{padding:var(--main-space-2) var(--main-space-3);padding-right:var(--main-space-7);background:var(--ic-bg);border-style:solid;border-width:1px;border-color:var(--ic-border);border-radius:var(--ic-radius);font-size:var(--main-text-sm);color:var(--ic-text);cursor:pointer;-webkit-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 8px center;background-repeat:no-repeat}._ic-select:focus{border-color:var(--ic-primary);outline:none}._ic-gap-control{align-items:center;gap:var(--main-space-3);display:flex}._ic-slider{-webkit-appearance:none;appearance:none;background:var(--ic-border);border-radius:3px;outline:none;width:100px;height:6px}._ic-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--ic-primary);cursor:pointer;border-radius:50%;width:16px;height:16px;box-shadow:0 2px 4px #6366f14d}._ic-slider::-moz-range-thumb{background:var(--ic-primary);cursor:pointer;border:none;border-radius:50%;width:16px;height:16px;box-shadow:0 2px 4px #6366f14d}._ic-gap-input-wrapper{align-items:center;gap:2px;display:flex}._ic-input{padding:var(--main-space-2) var(--main-space-2);background:var(--ic-bg);border-style:solid;border-width:1px;border-color:var(--ic-border);border-radius:var(--ic-radius);font-size:var(--main-text-sm);color:var(--ic-text);transition:border-color .15s}._ic-input:focus{border-color:var(--ic-primary);outline:none}._ic-gap-input{text-align:center;width:52px}._ic-input-unit{font-size:var(--main-text-xs);color:var(--ic-text-muted)}._ic-bg-control{align-items:center;gap:var(--main-space-2);display:flex}._ic-checkbox{align-items:center;gap:var(--main-space-1);cursor:pointer;font-size:var(--main-text-sm);color:var(--ic-text);-webkit-user-select:none;user-select:none;display:inline-flex}._ic-checkbox input[type=checkbox]{display:none}._ic-checkmark{border-style:solid;border-width:1.5px;border-color:var(--ic-border);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:16px;height:16px;transition:all .15s;display:flex}._ic-checkbox input[type=checkbox]:checked+._ic-checkmark{background:var(--ic-primary);border-color:var(--ic-primary)}._ic-checkbox input[type=checkbox]:checked+._ic-checkmark:after{content:"";border:2px solid #fff;border-width:0 2px 2px 0;width:4px;height:8px;margin-top:-1px;display:block;rotate:45deg}._ic-color-picker{border-radius:var(--ic-radius);cursor:pointer;border-width:0;width:32px;height:32px;padding:0}._ic-color-picker:disabled{opacity:.4;cursor:not-allowed}@media (max-width:768px){._ic-settings{gap:var(--main-space-3) var(--main-space-4)}._ic-slider{width:80px}}@media (max-width:480px){._ic-settings{padding:var(--main-space-3)}}._ic-preview-area{justify-content:center;align-items:center;min-height:300px;display:flex}._ic-canvas-container{background:var(--ic-checkerboard);border-radius:var(--ic-radius);box-shadow:var(--ic-shadow-lg);max-width:100%;display:inline-flex;position:relative;overflow:hidden}._ic-canvas-container canvas{max-width:100%;max-height:500px;display:block}@media (max-width:768px){._ic-preview-area{min-height:200px}._ic-canvas-container canvas{max-height:350px}}._ic-actions{background:var(--ic-bg);border-radius:var(--ic-radius-lg);padding:var(--main-space-3) var(--main-space-5);box-shadow:var(--ic-shadow);border-style:solid;border-width:1px;border-color:var(--ic-border);justify-content:space-between;align-items:center;display:flex}._ic-canvas-info{font-size:var(--main-text-sm);color:var(--ic-text-muted);font-family:var(--main-font-mono)}._ic-action-btns{align-items:center;gap:var(--main-space-3);display:flex}._ic-btn{justify-content:center;align-items:center;gap:var(--main-space-2);padding:var(--main-space-2) var(--main-space-4);border-radius:var(--ic-radius);font-size:var(--main-text-sm);cursor:pointer;white-space:nowrap;border-width:0;font-weight:500;transition:all .15s;display:inline-flex}._ic-btn-primary{background:var(--ic-primary);color:#fff;box-shadow:0 2px 8px #6366f140}._ic-btn-primary:hover:not(:disabled){opacity:.9}._ic-btn-ghost{color:var(--ic-text-muted);padding:var(--main-space-1) var(--main-space-3);background:0 0}._ic-btn-ghost:hover{color:var(--ic-text);background:var(--ic-bg-hover)}._ic-btn-danger:hover{color:var(--ic-danger)}@media (max-width:480px){._ic-actions{gap:var(--main-space-3);padding:var(--main-space-3);flex-direction:column}._ic-btn span{display:none}}