:root{--aig-primary:var(--main-primary);--aig-primary-hover:var(--main-primary-hover);--aig-text:#1e293b;--aig-text-muted:#64748b;--aig-bg:#fff;--aig-bg-hover:#f8fafc;--aig-border:#e2e8f0;--aig-border-hover:#cbd5e1;--aig-radius:var(--main-radius);--aig-radius-lg:var(--main-radius-lg);--aig-shadow:0 1px 3px #00000014;--aig-shadow-lg:0 4px 12px #0000001a;--aig-checkerboard:repeating-conic-gradient(#e5e7eb 0% 25%, transparent 0% 50%) 50% / 16px 16px}._aig-container{gap:var(--main-space-6);flex-direction:column;width:100%;max-width:1200px;margin:0 auto;display:flex}._aig-editor{gap:var(--main-space-6);grid-template-columns:300px 1fr;align-items:start;display:grid}@media (max-width:900px){._aig-editor{gap:var(--main-space-4);grid-template-columns:1fr}._aig-sidebar{order:1}._aig-preview{order:2}}@media (max-width:768px){._aig-container{gap:var(--main-space-4);padding-left:.75rem;padding-right:.75rem}}@media (max-width:480px){._aig-container{padding-left:.5rem;padding-right:.5rem}}._aig-upload-zone{background:var(--aig-bg);border-style:dashed;border-width:2px;border-color:var(--aig-border);border-radius:var(--aig-radius-lg);cursor:pointer;min-height:320px;box-shadow:var(--aig-shadow);-webkit-tap-highlight-color:transparent;justify-content:center;align-items:center;transition:border-color .2s,background .2s;display:flex}@media (max-width:600px){._aig-upload-zone{min-height:240px}._aig-upload-content{padding:var(--main-space-4)}._aig-upload-text{font-size:var(--main-text-base)}}._aig-upload-zone:hover,._aig-upload-zone._aig-dragover{border-color:var(--aig-primary);background:#6366f108}._aig-upload-content{align-items:center;gap:var(--main-space-2);color:var(--aig-text-muted);text-align:center;padding:var(--main-space-6);flex-direction:column;display:flex}._aig-upload-content svg{color:var(--aig-border-hover);margin-bottom:var(--main-space-2)}._aig-upload-text{font-size:var(--main-text-lg);color:var(--aig-text);margin:0;font-weight:600}._aig-upload-hint{font-size:var(--main-text-sm);color:var(--aig-text-muted);margin:0}._aig-upload-formats{font-size:var(--main-text-xs);color:var(--aig-text-muted);opacity:.7;margin:0}._aig-sidebar{gap:var(--main-space-4);background:var(--aig-bg);border-radius:var(--aig-radius-lg);padding:var(--main-space-5);box-shadow:var(--aig-shadow);border-style:solid;border-width:1px;border-color:var(--aig-border);flex-direction:column;display:flex}@media (max-width:600px){._aig-sidebar{padding:var(--main-space-4);gap:var(--main-space-3)}._aig-source{padding-bottom:var(--main-space-3)}}._aig-source{align-items:center;gap:var(--main-space-3);padding-bottom:var(--main-space-4);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--aig-border);display:flex}._aig-source-thumb{border-radius:var(--aig-radius);background:var(--aig-checkerboard);border-style:solid;border-width:1px;border-color:var(--aig-border);flex-shrink:0;width:64px;height:64px;overflow:hidden}._aig-source-thumb canvas{width:100%;height:100%;display:block}._aig-source-info{gap:var(--main-space-1);flex-direction:column;min-width:0;display:flex}._aig-source-size{font-size:var(--main-text-xs);color:var(--aig-text-muted)}._aig-section{gap:var(--main-space-3);flex-direction:column;display:flex}._aig-section-title{align-items:center;gap:var(--main-space-2);font-size:var(--main-text-sm);color:var(--aig-text);font-weight:600;display:flex}._aig-section-title svg{color:var(--aig-text-muted);flex-shrink:0}._aig-platforms{gap:var(--main-space-1);flex-direction:column;display:flex}._aig-platform{align-items:center;gap:var(--main-space-2);padding:var(--main-space-2) var(--main-space-3);border-radius:var(--aig-radius);cursor:pointer;min-height:40px;font-size:var(--main-text-sm);color:var(--aig-text);-webkit-tap-highlight-color:transparent;transition:background .15s;display:flex}._aig-platform:hover{background:var(--aig-bg-hover)}._aig-platform input[type=checkbox]{width:18px;height:18px;accent-color:var(--aig-primary);cursor:pointer;flex-shrink:0}._aig-platform-name{flex:1;min-width:0}._aig-platform-count{font-size:var(--main-text-xs);color:var(--aig-text-muted);background:var(--aig-bg-hover);border-radius:var(--main-radius-full);padding:.125rem .5rem}._aig-option-row{justify-content:space-between;align-items:center;gap:var(--main-space-3);display:flex}._aig-checkbox{align-items:center;gap:var(--main-space-2);font-size:var(--main-text-sm);color:var(--aig-text);cursor:pointer;display:flex}._aig-checkbox input[type=checkbox]{width:18px;height:18px;accent-color:var(--aig-primary);cursor:pointer}._aig-checkmark{display:none}._aig-color-picker{border-radius:var(--aig-radius);cursor:pointer;background:0 0;border-width:0;flex-shrink:0;width:44px;height:36px;padding:0}._aig-color-picker:disabled{opacity:.4;cursor:not-allowed}._aig-slider-row{align-items:center;gap:var(--main-space-3);display:flex}._aig-slider{-webkit-appearance:none;appearance:none;background:var(--aig-border);cursor:pointer;touch-action:pan-y;border-radius:3px;outline:none;flex:1;height:6px}._aig-slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:var(--aig-primary);cursor:pointer;border-radius:50%;width:22px;height:22px;box-shadow:0 1px 4px #0003}._aig-slider::-moz-range-thumb{background:var(--aig-primary);cursor:pointer;border-width:0;border-radius:50%;width:22px;height:22px;box-shadow:0 1px 4px #0003}._aig-slider-value{font-size:var(--main-text-sm);color:var(--aig-text);text-align:right;min-width:36px;font-weight:500;font-family:var(--main-font-mono)}._aig-radius-presets{gap:var(--main-space-1);display:flex}._aig-preset-btn{padding:var(--main-space-2) var(--main-space-2);min-height:36px;font-size:var(--main-text-xs);color:var(--aig-text-muted);border-style:solid;border-width:1px;border-color:var(--aig-border);border-radius:var(--aig-radius);cursor:pointer;text-align:center;-webkit-tap-highlight-color:transparent;background:0 0;flex:1;font-weight:500;transition:border-color .15s,color .15s,background .15s}._aig-preset-btn:hover{border-color:var(--aig-border-hover);color:var(--aig-text)}._aig-preset-btn.active{background:var(--aig-primary);border-color:var(--aig-primary);color:#fff}@media (max-width:600px){._aig-preset-btn{min-height:40px;font-size:var(--main-text-sm)}}._aig-btn{justify-content:center;align-items:center;gap:var(--main-space-2);padding:var(--main-space-2) var(--main-space-3);font-size:var(--main-text-sm);border-radius:var(--aig-radius);cursor:pointer;white-space:nowrap;-webkit-tap-highlight-color:transparent;border-width:0;font-weight:500;transition:opacity .15s,color .15s,border-color .15s;display:inline-flex}._aig-btn:hover{opacity:.9}._aig-btn:disabled{opacity:.5;cursor:not-allowed}._aig-btn-sm{padding:var(--main-space-2) var(--main-space-3);min-height:32px;font-size:var(--main-text-xs);background:var(--aig-bg-hover);color:var(--aig-text-muted);border-style:solid;border-width:1px;border-color:var(--aig-border)}._aig-btn-sm:hover{color:var(--aig-text);border-color:var(--aig-border-hover)}._aig-btn-primary{background:var(--aig-primary);color:#fff;box-shadow:0 2px 8px #6366f140}._aig-btn-download{width:100%;padding:var(--main-space-3) var(--main-space-4);min-height:48px;font-size:var(--main-text-base);margin-top:var(--main-space-2)}._aig-preview{gap:var(--main-space-5);flex-direction:column;min-height:320px;display:flex}._aig-preview-group{gap:var(--main-space-3);background:var(--aig-bg);border-radius:var(--aig-radius-lg);padding:var(--main-space-5);box-shadow:var(--aig-shadow);border-style:solid;border-width:1px;border-color:var(--aig-border);flex-direction:column;display:flex}._aig-preview-header{padding-bottom:var(--main-space-3);border-bottom-style:solid;border-bottom-width:1px;border-bottom-color:var(--aig-border);justify-content:space-between;align-items:center;display:flex}._aig-preview-platform{font-size:var(--main-text-sm);color:var(--aig-text);font-weight:600}._aig-preview-count{font-size:var(--main-text-xs);color:var(--aig-text-muted)}._aig-preview-grid{gap:var(--main-space-4);flex-wrap:wrap;align-items:flex-end;display:flex}._aig-preview-item{align-items:center;gap:var(--main-space-2);flex-direction:column;display:flex}._aig-preview-canvas{background:var(--aig-checkerboard);border-radius:var(--aig-radius);border-style:solid;border-width:1px;border-color:var(--aig-border);justify-content:center;align-items:center;min-width:48px;min-height:48px;padding:4px;display:flex}._aig-preview-canvas canvas{image-rendering:auto;display:block}._aig-preview-label{font-size:11px;font-family:var(--main-font-mono);color:var(--aig-text-muted);text-align:center;white-space:nowrap}._aig-preview-sublabel{color:var(--aig-text-muted);opacity:.7;font-family:inherit;font-size:10px;display:block}._aig-preview-empty{min-height:200px;color:var(--aig-text-muted);font-size:var(--main-text-sm);text-align:center;justify-content:center;align-items:center;gap:var(--main-space-2);background:var(--aig-bg);border-radius:var(--aig-radius-lg);border-style:dashed;border-width:1px;border-color:var(--aig-border);flex-direction:column;display:flex}@media (max-width:600px){._aig-preview{gap:var(--main-space-4)}._aig-preview-group{padding:var(--main-space-3)}._aig-preview-grid{gap:var(--main-space-3);justify-content:center}._aig-preview-header{gap:var(--main-space-2);padding-bottom:var(--main-space-2);flex-wrap:wrap}}@media (max-width:380px){._aig-preview-grid{gap:var(--main-space-2)}}