:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--text:#edf5f2;--panel:#07151cb3;--panel-border:#b4fff124;--accent:#8df3d5;--warm:#ffb38d;--shadow:0 30px 90px #01080c6b;font-family:Space Grotesk,Avenir Next,Segoe UI,sans-serif}*{box-sizing:border-box}html,body,#app{width:100%;min-height:100%;margin:0}body{min-height:100vh;color:var(--text);background:radial-gradient(circle at 0 0,#65eed22e,#0000 28%),radial-gradient(circle at 100%,#ffa17629,#0000 25%),linear-gradient(160deg,#031118 0%,#071a22 55%,#08141b 100%);overflow:hidden}.page-shell{width:100vw;height:100vh;position:relative}.page-backdrop{filter:blur(90px);opacity:.52;pointer-events:none;border-radius:999px;width:42vw;height:42vw;position:fixed}.page-backdrop-a{background:#4becd029;top:-6rem;left:-8rem}.page-backdrop-b{background:#ffa1761f;bottom:2rem;right:-10rem}.viewer-frame{z-index:1;background:radial-gradient(circle at 30% 20%,#ffc6ab33,#0000 28%),linear-gradient(#051118e0,#061219fa);width:100%;height:100%;position:relative;overflow:hidden}#brain-canvas{touch-action:none;width:100%;height:100%;display:block}.loading-overlay{justify-content:center;align-items:flex-end;padding:0 24px 34px;transition:opacity .22s,visibility .22s;display:flex;position:absolute;inset:0}.loading-overlay.is-hidden{opacity:0;visibility:hidden}.loading-card{border:1px solid var(--panel-border);background:var(--panel);width:min(440px,100%);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:22px;padding:16px 18px}.loading-label{letter-spacing:.01em;margin:0 0 10px;font-size:.98rem}.progress-track{background:#ffffff17;border-radius:999px;height:12px;position:relative;overflow:hidden}.progress-track:after{content:"";background:linear-gradient(110deg,#0000 0%,#ffffff24 25%,#0000 50%);animation:1.5s linear infinite loading-sheen;position:absolute;inset:0;transform:translate(-100%)}.progress-bar{transform-origin:0;border-radius:inherit;background:linear-gradient(90deg, var(--accent), var(--warm));width:100%;position:absolute;inset:0 auto 0 0;transform:scaleX(0);box-shadow:0 0 25px #8df3d552}.loading-overlay[data-loading-state=indeterminate] .progress-bar{animation:1.2s ease-in-out infinite indeterminate-pulse}.error-shell{background:#091821d1;border:1px solid #ffffff1a;border-radius:28px;width:min(720px,100% - 32px);margin:64px auto;padding:28px}@keyframes loading-sheen{0%{transform:translate(-100%)}to{transform:translate(220%)}}@keyframes indeterminate-pulse{0%,to{transform:scaleX(.25)}50%{transform:scaleX(.6)}}@media (width<=640px){.loading-overlay{padding:0 14px 18px}.loading-card{padding:14px 14px 15px}}