.ptc-editor{display:flex;gap:16px;max-width:1100px;margin:16px auto;font-family:Arial, sans-serif;}
.ptc-toolbar{width:64px;background:#fafafa;border-radius:8px;padding:8px;display:flex;flex-direction:column;gap:8px;}
.ptc-canvas{flex:1;background:#fff;border-radius:8px;padding:12px;display:flex;align-items:center;justify-content:center;border:1px solid #eee;}
.ptc-panel{width:280px;background:#fff;border-radius:8px;padding:12px;border:1px solid #eee;}
.ptc-swatch{width:28px;height:28px;border-radius:6px;border:1px solid #ddd;display:inline-block;margin-right:8px;cursor:pointer;}
.ptc-toolbar button{width:44px;height:44px;border-radius:6px;border:1px solid #ddd;background:#fff;cursor:pointer;}