.editor-mix-note{
  max-width:760px;
  margin:-4px auto 16px;
  color:#b42318;
  font-size:calc(.86rem + 2.67px);
  font-weight:800;
  line-height:1.5;
  text-align:center;
}

.proof-paper::after{content:"A3+"}

@media (min-width:1024px){
  .shell{max-width:1280px;padding:16px 32px 48px}
  .history-section{margin-top:22px;padding:24px}
  .history-grid{gap:12px}
  .history-card{grid-template-columns:78px minmax(0,1fr);gap:12px;padding:13px}
  .history-preview{width:78px;height:78px}
  .welcome-grid{grid-template-columns:minmax(0,1.15fr) minmax(360px,.82fr);gap:24px;align-items:stretch}
  .upload-panel,.order-card{padding:32px}
  .editor-mode-choice{margin-bottom:16px;padding:16px}
  .editor-mode-card{min-height:82px;padding:12px 14px}
  .editor-grid,.proof-grid{grid-template-columns:minmax(0,1.1fr) minmax(360px,.78fr);gap:26px}
  .stage{min-height:480px;padding:44px}
  .editor-view:is(.is-awaiting-mode,.is-admin-mode) .stage{min-height:370px;padding:20px}
  .editor-view:is(.is-awaiting-mode,.is-admin-mode) .design-img{max-height:390px}
  .proof-paper{min-height:440px;padding:48px}
}