.print-upload-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 32px;
  padding: 24px 0;
  border-top: 1px solid var(--au-border, #394155);
  color: var(--au-text, #edf0f6);
}
.print-upload-workspace.hidden { display: none; }
.calculator-checkout [hidden], .print-model-preview[hidden] { display: none !important; }
.calculator-checkout { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--au-border, #394155); min-width: 0; }
/* V663: inset checkout from the unpadded result-card edges. */
#milling-workspace .milling-results-panel > .calculator-checkout,
#makerworld-workspace .makerworld-result-panel > .calculator-checkout {
  margin: 0 16px 16px;
  padding-top: 16px;
}
#milling-workspace .calculator-checkout > [data-checkout-start],
#makerworld-workspace .calculator-checkout > [data-checkout-start] {
  display: flex;
  width: 100%;
  justify-content: center;
  box-sizing: border-box;
}
.calculator-checkout p { overflow-wrap: anywhere; line-height: 1.5; }
.calculator-checkout-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.calculator-checkout .btn { max-width: 100%; white-space: normal; height: auto; min-height: 42px; }
.calculator-checkout [data-checkout-status]:empty { display: none; }
.calculator-checkout [data-checkout-status] { font-size: 14px; margin: 16px 0; }
.print-model-preview { margin: 0 0 24px; min-width: 0; }
.print-model-preview-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
#print-model-viewport { width: 100%; height: 360px; max-height: 50dvh; min-height: 240px; position: relative; background: #17242d; border-radius: 6px; overflow: hidden; }
#print-model-viewport canvas { display: block; width: 100%; height: 100%; touch-action: none; }
#print-model-status { font-size: 13px; overflow-wrap: anywhere; }
#print-model-status:empty { display: none; }
html[data-theme="light"] #print-model-viewport { background: #edf2f5; }
.print-upload-workspace [hidden] { display: none !important; }
.print-upload-workspace > * { min-width: 0; }
.print-upload-workspace h2 { margin: 0 0 20px; font-size: 20px; letter-spacing: 0; }
.print-upload-file, .print-upload-fields label { display: grid; gap: 10px; min-width: 0; }
.print-upload-file { margin: 24px 0; }
.print-upload-file input { width: 100%; min-width: 0; font: inherit; }
.print-upload-file input::file-selector-button {
  margin: 0 12px 8px 0;
  padding: 10px 16px;
  border: 1px solid var(--au-border, #566077);
  border-radius: 6px;
  color: inherit;
  background: transparent;
  cursor: pointer;
}
.print-upload-fields { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 18px; margin-bottom: 24px; }
.print-upload-fields .input { width: 100%; min-width: 0; }
.print-upload-summary { padding-left: 32px; border-left: 1px solid var(--au-border, #394155); }
#print-upload-name { overflow-wrap: anywhere; }
.print-upload-facts { margin: 24px 0; }
.print-upload-facts > div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--au-border, #394155); flex-wrap: wrap; }
.print-upload-facts dt { opacity: .8; }
.print-upload-facts dd { margin: 0; font-weight: 600; overflow-wrap: anywhere; }
.print-upload-total { display: flex; flex-wrap: wrap; gap: 12px; align-items: baseline; justify-content: space-between; }
.print-upload-total strong { font-size: 28px; overflow-wrap: anywhere; }
.print-upload-note { font-size: 13px; line-height: 1.6; opacity: .8; margin-top: 20px; }
#print-upload-status[data-tone="error"] { color: #fda4af; }
html[data-theme="light"] .print-upload-workspace { color: #202531; }
html[data-theme="light"] #print-upload-status[data-tone="error"] { color: #b4233b; }
@media (max-width: 760px) {
  .print-upload-workspace { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .print-upload-summary { padding: 24px 0 0; border-left: 0; border-top: 1px solid var(--au-border, #394155); }
  .calculator-mode-switch { flex-wrap: wrap; }
  .calculator-mode-switch__button { white-space: normal; }
}
@media (max-width: 360px) {
  .print-upload-fields { grid-template-columns: minmax(0, 1fr); }
}