#iwm-app{font-family:system-ui,Arial,sans-serif;background:#F2F0FE;padding:40px}.iwm-hero{background:linear-gradient(135deg,#6528F7,#7b5cff);color:#fff;padding:50px 20px;border-radius:14px;text-align:center;margin-bottom:30px}.iwm-tool{display:flex;gap:30px}.iwm-left,.iwm-right{background:#fff;padding:20px;border-radius:12px;flex:1}.iwm-note{font-size:13px;color:#555;margin:10px 0}#iwmCanvasArea canvas{max-width:100%;border:2px dashed #E5E0FF;margin-bottom:15px}.iwm-helper{font-size:13px;color:#555;margin-bottom:15px}label{display:block;margin-top:10px;font-weight:600}input,select{width:100%;margin-top:4px}#iwmReset{margin-top:20px;background:#dc2626;color:#fff;padding:12px;border:none;border-radius:10px;cursor:pointer}#iwmReset:hover{background:#2563eb}