/* Material calculator additions (/materiaal-berekenen/, /en/material-calculator/). Builds on margin-calc.css (.mc-*) and site.css tokens. */
.mat-top { display: grid; gap: 14px; padding-bottom: 24px; }
.mat-top .mc-seg { background: var(--white); border: 1px solid var(--line); border-radius: 20px; padding: 18px 20px; }
.mat-picker { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.mat-choices-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.mat-choices-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mat-choice { margin: 0; }
.mat-rects { display: grid; gap: 12px; }
.mat-rect { display: grid; grid-template-columns: minmax(96px, auto) minmax(0, 1fr) minmax(0, 1fr) auto; gap: 8px 12px; align-items: end; }
.mat-rect label { display: grid; gap: 4px; min-width: 0; font-size: 14px; font-weight: 600; color: var(--navy); }
.mat-rect .mc-error { grid-column: 1 / -1; }
.mat-rect select { min-height: 48px; padding: 0 10px; border: 1.5px solid var(--line-2); border-radius: 12px; background: var(--white); color: var(--ink); font: 400 16px Inter, system-ui, sans-serif; }
.mat-rect [data-rect-list] { display: grid; gap: 12px; }
.mat-remove { min-width: 44px; min-height: 48px; font-size: 20px; line-height: 1; }
[data-rect-list] { display: grid; gap: 14px; }
.mat-working { margin-top: 18px; font-size: 16px; color: #fff; }
.mat-lines { margin: 8px 0 0; padding-left: 20px; display: grid; gap: 8px; font-size: 14px; line-height: 1.55; color: #DFDCD6; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.mat-foot { display: grid; gap: 4px; padding-bottom: 48px; }
.mat-formulas { margin: 12px 0 0; padding-left: 20px; display: grid; gap: 8px; color: var(--muted); }
.mc-section h3 { margin-top: 20px; font-size: 20px; }
@media (max-width: 920px) {
  .mat-picker { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .mat-picker, .mat-choices-2, .mat-choices-3 { grid-template-columns: minmax(0, 1fr); }
  .mat-rect { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto; }
  .mat-sign { grid-column: 1 / -1; }
}