/* Scoped, unframed custom-cubic workspace. */
.gl-mode-row { margin-bottom: 16px; }
.gl-mode-row .seg { max-width: 100%; }
.gl-mode-row .seg button { min-width: 0; white-space: normal; }
.custom-cubic { min-width: 0; letter-spacing: 0; }
.custom-cubic-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.custom-cubic-controls { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.custom-cubic-equation-inputs { display: grid; grid-template-columns: minmax(170px, 1fr) minmax(0, 3fr); gap: 12px; }
.custom-cubic-point-inputs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.custom-cubic .field, .custom-cubic .input { min-width: 0; max-width: 100%; }
.custom-cubic .field { margin: 0; }
.custom-cubic-field-label { display: flex; justify-content: space-between; gap: 6px; }
.custom-cubic-input-mode { font-size: 11px; font-weight: 400; color: var(--muted); }
.custom-cubic input[data-approximate="true"] { border-style: dashed; }
.custom-cubic input[aria-invalid="true"] { border-color: var(--bad); }
.custom-cubic-command-row { display: flex; align-items: end; flex-wrap: wrap; gap: 10px 16px; }
.custom-cubic-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.custom-cubic .btn { display: inline-flex; gap: 6px; align-items: center; justify-content: center; min-height: 34px; max-width: 100%; white-space: normal; }
.custom-cubic [hidden] { display: none !important; }
.custom-cubic .btn svg { flex-shrink: 0; }
.custom-cubic .btn span { min-width: 0; overflow-wrap: anywhere; }
.custom-cubic-status { min-height: 20px; margin: 0; color: var(--muted); overflow-wrap: anywhere; }
.custom-cubic-status.is-error { color: var(--bad); }
.custom-cubic-origin { display: flex; gap: 8px; align-items: end; min-width: 0; }
.custom-cubic-origin .field { display: flex; align-items: center; gap: 8px; }
.custom-cubic-origin select { width: 72px; }
.custom-cubic-book { border-top: 1px solid var(--line); margin-top: 20px; padding-top: 12px; overflow-wrap: anywhere; }
.custom-cubic-book p { font-size: 13px; }
.custom-cubic-plots { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.custom-cubic-plot { margin: 0; min-width: 0; }
.custom-cubic-plot-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; padding-top: 12px; border-top: 1px solid var(--line); }
.custom-cubic-plot-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; min-height: 70px; }
.custom-cubic h3 { font-size: 16px; margin: 0; }
.custom-cubic-plot-head h3 { flex-shrink: 0; }
.custom-cubic-chart-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.custom-cubic-inline-field { display: flex; align-items: center; gap: 6px; min-width: 0; font-size: 12px; white-space: nowrap; }
.custom-cubic-inline-field .input { height: 32px; padding: 4px 6px; }
#cg-move { width: 62px; }
#cg-chart { width: 74px; }
#cg-range { width: 62px; }
.custom-cubic .custom-cubic-icon { width: 32px; height: 32px; min-height: 32px; padding: 5px; flex-shrink: 0; }
.custom-cubic-plot .check { flex-shrink: 0; }
.custom-cubic-plot canvas { display: block; width: 100%; height: 390px; max-height: none; touch-action: none; cursor: crosshair; }
.custom-cubic-plot canvas:focus-visible { outline: 2px solid var(--curve-f); outline-offset: 2px; }
.custom-cubic-plot figcaption { margin: 8px 0 0; min-height: 36px; overflow-wrap: anywhere; }
.custom-cubic-legend { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.custom-cubic-legend span { display: inline-flex; align-items: center; gap: 6px; }
.custom-cubic-legend span::before { content: ''; width: 20px; border-top: 2px solid currentColor; }
.custom-cubic .cc-curve { color: var(--curve-f); }
.custom-cubic .cc-first { color: var(--curve-g); }
.custom-cubic .cc-second { color: var(--good); }
.custom-cubic .cc-second::before { border-top-style: dashed; }
.custom-cubic .cc-boundary { color: var(--muted); }
.custom-cubic .cc-boundary::before { border-top-style: dotted; }
.custom-cubic-results { border-top: 1px solid var(--line); margin-top: 24px; padding-top: 20px; min-width: 0; }
.custom-cubic-result-note:empty { display: none; }
.custom-cubic-equation { margin: 12px 0 18px; }
.custom-cubic-results-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; }
.custom-cubic-points { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 0 12px; align-content: start; margin: 0; }
.custom-cubic-points dt, .custom-cubic-points dd { margin: 0; padding: 7px 0; border-bottom: 1px solid var(--line); }
.custom-cubic-points dt { font-weight: 600; }
.custom-cubic-lines { min-width: 0; }
.custom-cubic-lines h4 { font: 600 13px var(--font-ui); margin: 8px 0; }
.custom-cubic-lines > .math-scroll { padding-bottom: 16px; }
.custom-cubic .math-scroll { min-width: 0; max-width: 100%; }
.custom-cubic mjx-container { max-width: 100%; }
@media (max-width: 760px) {
  .custom-cubic-plots, .custom-cubic-results-grid { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .custom-cubic-plot-head { min-height: 42px; }
  .custom-cubic-plot canvas { height: 350px; }
  .custom-cubic-equation-inputs { grid-template-columns: minmax(0, 1fr); gap: 10px; }
}
@media (max-width: 440px) {
  .custom-cubic-point-inputs { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .custom-cubic-plot canvas { height: 300px; }
  .custom-cubic-origin .field { font-size: 12px; }
  .custom-cubic-chart-controls { gap: 5px; }
}
@media (max-width: 360px) {
  .gl-mode-row .seg button { padding: 6px 8px; font-size: 12px; }
}