:root{--footer-h:80px;--upload-bar-h:64px;--upload-tray-max-h:320px;--ai-pill-h:56px;--ai-pill-gutter:16px;--upload-bar-gutter:8px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-spin{animation:1s linear infinite spin}.dropzone-overlay{background-color:#646464b3}@supports ((-webkit-backdrop-filter:blur(12px)) or (backdrop-filter:blur(12px))){.dropzone-overlay{-webkit-backdrop-filter:blur(12px)brightness(.8);background-color:#fff3}}