.studio-loading-shell{min-height:100vh;display:grid;grid-template-columns:minmax(320px,42vw) minmax(0,1fr);background:var(--surface-canvas);color:var(--text-primary);font-family:var(--font-body)}.studio-loading-brand-panel{min-height:100vh;padding:48px 56px;display:flex;flex-direction:column;background:var(--surface-deep);color:var(--text-on-deep)}.studio-loading-mark{display:inline-flex;align-items:center;gap:11px;font-family:var(--font-rounded);font-size:21px;font-weight:700;color:var(--text-on-deep)}.studio-loading-logo{--ink:var(--text-on-deep);--acc:#3dd9a8;display:inline-flex;align-items:center}.studio-loading-mark strong{font-weight:900}.studio-loading-message{margin:auto 0;max-width:38ch}.studio-loading-message h1{margin:0;font-family:var(--font-rounded);font-size:clamp(36px,5vw,54px);line-height:1.04;font-weight:900;letter-spacing:0}.studio-loading-message p{margin:16px 0 0;font-size:16px;line-height:1.55;color:color-mix(in srgb,var(--surface-card) 82%,transparent)}.studio-loading-progress{height:4px;width:min(100%,260px);overflow:hidden;border-radius:var(--radius-full);background:color-mix(in srgb,var(--surface-card) 14%,transparent)}.studio-loading-progress span{display:block;width:38%;height:100%;border-radius:inherit;background:color-mix(in srgb,var(--action-primary-bg) 36%,var(--text-on-deep));animation:studio-loading-progress 1.15s var(--ease-standard) infinite}.studio-loading-canvas{min-height:100vh;display:grid;place-items:center;padding:clamp(28px,6vw,72px)}.studio-loading-surface{width:min(520px,100%);display:grid;gap:14px}.studio-loading-surface span{position:relative;overflow:hidden;min-height:58px;border:var(--border-hairline);border-radius:var(--radius-md);background:color-mix(in srgb,var(--surface-card) 78%,var(--surface-canvas))}.studio-loading-surface span:first-child{width:62%;min-height:18px;border-radius:var(--radius-full)}.studio-loading-surface span:nth-child(2){min-height:112px}.studio-loading-surface span:after{content:"";position:absolute;inset:0;transform:translateX(-100%);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--surface-card) 76%,transparent),transparent);animation:studio-loading-sheen 1.2s var(--ease-standard) infinite}@keyframes studio-loading-sheen{to{transform:translateX(100%)}}@keyframes studio-loading-progress{0%{transform:translateX(-105%)}55%,to{transform:translateX(270%)}}@media (max-width:820px){.studio-loading-shell{grid-template-columns:1fr}.studio-loading-brand-panel{min-height:100vh;padding:34px 28px}.studio-loading-canvas{display:none}}@media (prefers-reduced-motion:reduce){.studio-loading-progress span,.studio-loading-surface span:after{animation:none}}