:root{font-family:system-ui,sans-serif;color:#182014;background:#f8faf6}.renderer-shell{max-width:720px;margin:0 auto;padding:24px}.gather-status-panel{border:1px solid #557046;border-radius:12px;background:#edf5e7;padding:16px}.gather-status-panel h2,.gather-status-panel p{margin:0}.gather-status-panel p{margin-top:8px}.mask-preview{position:relative;aspect-ratio:3 / 2}.mask-preview img{position:absolute;width:100%;height:100%;object-fit:contain}.mask-preview img:last-child{opacity:.45}