/* ==========================================================================
   COMPONENT: PRECISION CNC CUTTING ESTIMATOR
   Standard: industrial-brutalist-ui + antislop-human
   - Tabular input fields with high-contrast borders
   - Technical breakdown: Area (m²), Estimated Weight (kg), Quote Dispatch
   ========================================================================== */

.calc-container {
  display: grid;
  grid-template-columns: 1fr;
  border: var(--border-thick);
  background-color: var(--color-ink);
  gap: 1px;
}

@media (min-width: 900px) {
  .calc-container {
    grid-template-columns: 1.2fr 1fr;
  }
}

.calc-input-panel {
  padding: var(--space-xl);
  background-color: var(--color-substrate);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.calc-output-panel {
  padding: var(--space-xl);
  background-color: var(--color-substrate-alt);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.calc-label {
  font-family: var(--font-telemetry);
  font-size: var(--type-telemetry);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-ink);
  display: flex;
  justify-content: space-between;
}

.calc-input, .calc-select {
  width: 100%;
  padding: 0.75rem var(--space-md);
  border: var(--border-thick);
  background-color: #FFFFFF;
  font-family: var(--font-telemetry);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-ink);
  min-height: var(--min-tap);
}

.calc-input:focus, .calc-select:focus {
  outline: 2px solid var(--color-hazard) !important;
}

.material-selector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
}

@media (min-width: 600px) {
  .material-selector-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.material-radio-btn {
  display: flex;
  flex-direction: column;
  padding: var(--space-sm);
  border: var(--border-line);
  background-color: var(--color-substrate);
  cursor: pointer;
  text-align: center;
  user-select: none;
  transition: all 0.15s ease;
}

.material-radio-btn:hover {
  background-color: var(--color-substrate-dark);
}

.material-radio-btn .telemetry-micro,
.material-radio-btn .radio-subtext {
  color: var(--color-ink-muted);
  transition: color 0.15s ease;
}

.material-radio-btn.selected {
  background-color: var(--color-ink) !important;
  color: #FFFFFF !important;
  border-color: var(--color-ink) !important;
}

.material-radio-btn.selected span,
.material-radio-btn.selected .telemetry-micro,
.material-radio-btn.selected .radio-subtext {
  color: #FFFFFF !important;
  opacity: 1 !important;
}

.material-radio-btn input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* Calculator Output Breakdown */
.calc-breakdown-box {
  border: var(--border-line);
  padding: var(--space-md);
  background-color: #FFFFFF;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.calc-total-banner {
  border: var(--border-hazard-thick);
  background-color: var(--color-substrate);
  padding: var(--space-lg);
  text-align: center;
  margin-top: var(--space-lg);
}

.calc-total-number {
  font-family: var(--font-macro);
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1;
  color: var(--color-hazard);
  margin-top: var(--space-xs);
}

/* Supply Selection */
.supply-selector-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xs);
}

@media (min-width: 600px) {
  .supply-selector-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.supply-radio-btn {
  display: flex;
  flex-direction: column;
  padding: var(--space-sm);
  border: var(--border-line);
  background-color: var(--color-substrate);
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.supply-radio-btn .telemetry-micro,
.supply-radio-btn .radio-subtext {
  color: var(--color-ink-muted);
  transition: color 0.15s ease;
}

.supply-radio-btn:hover {
  background-color: var(--color-substrate-dark);
}

.supply-radio-btn.selected {
  background-color: var(--color-ink) !important;
  color: #FFFFFF !important;
  border-color: var(--color-ink) !important;
}

.supply-radio-btn.selected span,
.supply-radio-btn.selected .telemetry-micro,
.supply-radio-btn.selected .radio-subtext {
  color: #FFFFFF !important;
  opacity: 1 !important;
}

.supply-radio-btn input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

/* Multi-format CAD Dropzone & Canvas */
.dxf-dropzone, .cad-dropzone {
  border: 2px dashed var(--color-line);
  padding: var(--space-md);
  background-color: #FFFFFF;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.dxf-dropzone:hover, .cad-dropzone:hover,
.dxf-dropzone.drag-active, .cad-dropzone.drag-active {
  border-color: var(--color-hazard);
  background-color: var(--color-substrate-alt);
}

.dxf-preview-canvas, .cad-preview-canvas {
  width: 100%;
  height: 240px;
  background-color: #0A0A0A;
  border: var(--border-line);
  display: none;
  margin-top: var(--space-xs);
}

.dxf-badge, .cad-badge {
  display: none;
  background-color: var(--color-ink);
  color: #FFFFFF;
  font-family: var(--font-telemetry);
  font-size: var(--type-micro);
  padding: 6px 10px;
  margin-top: var(--space-xs);
  text-align: left;
  line-height: 1.4;
}

.cad-error-box {
  display: none;
  background-color: var(--color-hazard);
  color: #FFFFFF;
  font-family: var(--font-telemetry);
  font-size: var(--type-micro);
  padding: 8px 12px;
  margin-top: var(--space-xs);
  text-align: left;
  line-height: 1.4;
}

#calc-wa-dispatch {
  display: flex !important;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 1rem 1.5rem;
  background-color: var(--color-hazard);
  color: #FFFFFF !important;
  font-family: var(--font-telemetry);
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  border: var(--border-hazard-thick, 2px solid var(--color-hazard));
  cursor: pointer;
  min-height: 48px;
  box-sizing: border-box;
  text-align: center;
  box-shadow: 0 4px 12px rgba(230, 25, 25, 0.25);
  transition: background-color 0.15s ease, transform 0.05s ease;
}

#calc-wa-dispatch:hover {
  background-color: var(--color-hazard-hover);
  color: #FFFFFF !important;
}

#calc-wa-dispatch:active {
  transform: translateY(1px);
}